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CNCcomp 4.5 User Guide in PDF

1. Registration Option Your evaluation time will expire in 60 days after installation Do you Input registration key Register later OK Select Send registration information to get registration key and click OK The Registration Information dialog displays One can also visit the Registration Information dialog by clicking menu Help Send Registration Info Fill the form with user information and select the control types needed In the left lower part of the dialog the total price will change accordingly When buying CNCcomp from a dealer select the option have paid to a dealer whose name is and give also the dealer s name Please notice that User Name cannot be empty or Demo the Company Name cannot be empty either at least one control must be selected and when buying form a dealer the dealer name must be given Here is an example CNCcomp 4 3 Registration Information Registration Information User Contact Information User Name Kar Pastila Please provide the contact information so that we can send the registration key to you Company Name Qplus Oy Hard Drive Serial 857691 268 License Options Street Address Hermiankatu 8D Ciy Mamee SsS S State P I Siemens 840D Zip Code Baa I Fanuc 0 00 ES sa 7 Fanuc10 11 12 100 110 120 Country finan T Fanuc 15 Telephone 358 40 1234567 T Fanuc 16 18 160 180 TT Fanuc 30 31 32 300 310 320 Fax 358 3 1 234567 MV Heidenhain TNC425 430 iTNC530
2. is displayed ND 720 760 Proceed by pressing the ENT key ND 720 760 If the display is not REC PARAM press key multiple times until REC PARAM is displayed CNCcomp Select menu Communication Send File to Controller Manually or click toolbar button Send File to Controller Manually a dialog is displayed to let the user select the parameter file to be sent CNCcomp Select the file and confirm with Open button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the serial port COMI COM2 or other port then press OK CNCcomp now sends the file to ND720 760 CNCcomp After CNCcomp finishes sending the file the message The file has been sent successfully is displayed ND 720 760 After the file transmission is completed the display unit restarts automatically ND 720 760 Press key to proceed with other data transfer tasks or exit transfer function by press CL key 71 13 12 Automatically Send Parameter File to ND 7xx Note This function is only available with software version 246271 08 or higher Please check the backside of the display units for its software version 1 ND 720 760 Check that the display unit is switched on 2 CNCcomp Select menu Communication Send File to Controller Automatically or click toolbar button Send File to Controller Automatically 3 CNCcomp A dialog is displayed which let the user select the parameter file
3. 4 Press PITCH soft key 5 Press OPRT soft key 6 Press soft key 7 Press PUNCH soft key 8 Press EXEC soft key After these two files have been read into the computer they can be read into CNCcomp via Read parameters from file function 9 9 Sending New Pitch Compensation Values to Controller First Parameter write setting has to be enabled 1 Press Emergency switch on 2 Press OFFSET SETTING key 3 Press SETING soft key 4 Key in value J one for PARAMETER WRITE and press INPUT soft key 5 Parameter write enabled alarm will occur Next get Fanuc ready to wait for new compensation values 6 Press SYSTEM key 7 Press PARAM soft key 8 Press key 9 Press PITCH soft key 10 Press OPRT soft key 11 Press soft key 12 Press READ soft key 13 Press EXEC soft key 14 Send the new compensation file from CNCcomp software 41 It takes approximately half a minute to send one compensation file Parameter write should be disabled after the file transfer to protect a controller against changes made by accident l 2 Press OFFSET SETTING key Press SETING soft key Key in value 0 zero for PARAMETER WRITE and press INPUT soft key Parameter write enabled alarm will disappear Release Emergency switch The Fanuc controller should be restarted to activate new compensation values 42 10 Fanuc 30 31 32 300 310 320 e Measurement File Options e Parameter Options e Calculation e Saving Compensa
4. 798 23 8 On Te Foy 024 012 012 2425 101425 T oe PC to TNC adapter PC to X21 connector in TNC If the computer have to be connected directly to a controller unit cable schema illustrated on the right side should be used More information on cables can be found in the User Manual of Heidenhain TNC 54 11 7 Writing New Pitch Compensation Values to Controller When new compensation files are ready they can be transferred to Heidenhain TNC for activation It is recommended to transfer those files using Heidenhain TNCremo software 1 Copy compensation files to a directory accessible from link software 2 Setthe controller to programming Program Edit Save mode 3 Press MOD button 4 Key in access code 807667 press ENT button 5 Press PGM MGT button 6 Using up and down arrow buttons select PLC in the left column Press ENT button 7 Press WINDOW soft key 8 If necessary use PATH soft key to change path of the right side column to RS232 TNCremo program should be ready on a PC this time 9 Select files to be transferred configuration file has the extension CMA or S and compensation files have the extension COM or V in a right column and press COPY soft key 10 When all necessary files have been transferred close transfer mode by pressing WINDOW soft key 11 Select new compensation configuration file in a PLC directory of a controller and press ENT button to view it One can close it right away using END
5. Compensation interval Compensation interval defines how many compensation points are needed Decreasing the interval will make compensation steps smaller Magnification Magnification amplifies the used compensation step If the magnification is 1 then the compensation step is the same as detection unit For Fanuc 0 00 magnification values can only be 1 2 4 or 8 Machine tool increment Machine tool increment is the used linear scale accuracy for the machine tool Increment can be read from a downloaded parameter file N0024 1 23 Detection Unit Detection unit is the unit by which compensation is made So if the detection unit is 0 00025 mm and compensation is 2 and magnification is 4 then compensation at that point is 0 00025 2 4 0 0020 With this controller type it is possible to read the current machine tool increment system from the parameter file downloaded from the controller Parameter N0024 bit 1 defines the machine tool increment system as following Value Least Command Increment 0 0 001 mm 0 0001 inch 1 0 01 mm 0 001 inch Also the command multiplier CMR can be read from the parameter file via N0100 X Axis N0101 Y Axis N0102 Z Axis N0103 4 Axis Setting code CMR 1 0 5 2 1 4 2 10 5 20 10 Detection Unit Least Command Increment CMR Add to existing pitch compensation If old pitch compensation has been read from controller the new c
6. HP10747A 4 03 measurement file JENAer measurement file Ascii HP55294 measurement file Heidenhain YM measurement file Renishaw ML10 measurement file Optodyne measurement file List of positionings Cancel If the file is in correct format and the reading is successful user can proceed in creation of a compensation file Otherwise an error message appears in screen and the user has to read measurement file again Saving measurements in ASCII format HP laser software offers a possibility to save measurements also in ASCII format First open the measurement and then select Show Data Print to File and Save 10 3 2 Selection of Controller The controller must first be selected from the Controller drop down list After the controller type is selected from the drop down list controller specific values are read from the initialization file compensation file header footer line end character and communication settings The change of controller also changes the fields in Parameters frame CNCcomp currently supports following types of controllers Siemens series 800 Siemens 840D Fanuc 0 00 Fanuc 10 11 12 100 110 120 Fanuc 16 18 160 180 Fanuc 30 31 32 300 3 10 320 Heidenhain TNC 426 430 iTNC530 Heidenhain ND 2xx B Heidenhain ND 7xx Beckhoff TwinCAT CNC 3 3 Sending Files to Controller It is possible to send ASCII files to the machine tool controller via RS 232 interface direc
7. Use connector X151 in NC controller Choose communication protocol SERVICES DEVICES WS8004 SET Communication settings should be 9600 baud 7 data bits 2 stop bits Even parity Hardware flow control Initiate data receiving in the controller by SERVICES DATA IN CLIPBOARD START INPUT Send file from PC Check that communication parameters are the same as above Data has arrived with name TEA to the temporary directory in NC Copy the file with new name e g compx to START UP DATA directory SERVICES DATA IN CLIPBOARD choose TEA file choose destination path START UP DATA PASTE give new file name e g COMPX Activate new compensations DIAGNOSIS START UP MACHINE DATA FILE FUNCTIONS choose COMPX teal LOAD Reboot the controller so as to take new compensations into effect Now machine tool is ready for verification measurements 18 5 Siemens 840D e Measurement File Options e Parameter Options e Calculation e Read Compensation File e Saving Compensation File 19 CNCcomp CNC Pitch Error Compensation File Units Communication Help a e la v 4 gt Je sun Qplus Oy Controller Results Siemens 840D X Measurement points Maximum positive error Measurement Maximum negative error Measurement file PLISTTest TXT Compensation interval Distance to reference point mm 190 Change nterval Pana Compensation points Compensation parameters y1 J2 Backlash _N
8. file Read parameters from file functionality doesn t work without a configuration file However users can still create compensation files and a new configuration file In that case no information of active compensations in the controller is available Thus when new compensation files are uploaded to the controller old compensation values on corresponding axes are lost 11 4 Preparation of Controller for Pitch Compensation First of all a nonlinear compensation of axis must be activated in the controller This is set with machine parameter 730 This setting can be edited as follows 1 Set the controller to programming Program Edit Save mode 2 Press MOD button 3 Key in access code 807667 press ENT button 4 Press MP EDIT soft key 5 Browse through machine parameter area with PAGE DOWN and PAGE UP soft keys so that the cursor moves to the row of machine parameter 730 6 Set bits to one 1 for the axes to be compensated Bit 0 correspond to axis 1 and so on 7 Press END button to finish editing If nonlinear pitch compensation is enabled it is highly probable that some files have been used for pitch compensation Thus those files should be transferred to the computer for the current setting to be read 11 5 Reading Parameters from Controller It is recommended to use existing data link to user s Heidenhain TNC controller instead of the functionality of CNCcomp The instruction below assumes that TNCremo software has b
9. to see parameter 101 Check the value of bit 0 SB2 if it is 1 default there are 2 stop bits otherwise just 1 stop bit is used Parameter 101 Value in bit 0 1 SB2 5 Parameter 102 should be set to 0 zero This means that RS232C communication protocol is used 6 Transfer baud rate is set in parameter 103 according the following table 4800baud is default Parameter 103 Vate AAA i AAA rate It is recommended not to change the parameters of Fanuc if not absolutely necessary Instead user can use the valid parameter values in CNCcomp and write down the values of parameters 101 SB2 and 103 But if there are some other values than zero 0 in parameters 20 or 102 they must be changed Summary of actions e Change parameters 20 and 102 to zero e Check values of parameters e Bit 0 SB2 in parameter 101 e Parameter 103 Parameter values Baud rate parameter 103 Stop bits parameter 101 Parity even Data flow control xon xoff Communication port according to the user s cable connection in PC 9 6 Changing of Parameters for Communication 1 Press Emergency switch on 2 Press OFFSET SETTING key 3 Press SETING soft key 4 Key in value J one for PARAMETER WRITE and press INPUT soft key 5 Parameter write enabled alarm will occur 6 Press SYSTEM key 7 Press PARAM soft key 8 Use PAGE Y and Y keys to arrive to the row of the parameter 20 Key in value 0 zero and press
10. Email kari pastila qplus fi V Heidenhain ND 2xx B J a VAT ID Number 123488789 MW Heidenhain ND Zex for EU users FI12345678 9 J Beckhoff TwinCAT CNC Payment Information NOTE After your send the registration information to Qplus Ltd you will soon receive the registration key with the invoice of the CNCcomp 790 software You can also send query emails to support qplus fi VAT not included have paid to a dealer whose name is buy via Web The total price is Save To File Send Email Send Later One can either click Save to File button to save the registration information to a text file and then send it as an email attachment to register gplus fi or if a user is connected directly to the internet click Send Email button to automatically send email to Qplus Ltd User can also click Send Later to quit the dialog 2 2 Receiving registration key from Qplus Ltd After sending the registration information user will soon receive a letter via Email Fax or Post depending on the contact information provided Inside the letter there are user information user name company name hard disk serial number and the registration key which is compatible with user s information 2 3 Inputting the registration key Starting from CNCcomp 4 0 if the copy is not registered a registration dialog box is displayed In the registration dialog select Input registration key The Registration Key dialog is displayed O
11. File from Controller Manually a dialog is displayed to let the user give the name of the compensation file to be saved CNCcomp Give the file name and confirm with Save button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the serial port COM1 COM2 or other port then press OK CNCcomp is now ready to receive data a dialog is displayed showing the number of bytes received ND 720 760 Select SPEC FCT key ND 720 760 Press 1 2 key multiple times until Parameter is displayed ND 720 760 Select ENT key and 1 2 key P00 CODE is displayed ND 720 760 Enter the code number 486153 and confirm with ENT key TRANSFER is displayed ND 720 760 Proceed by pressing the ENT key ND 720 760 Press key multiple times until SEND PARAM is displayed ND 720 760 Press the ENT key the parameter list is output over the RS 232 C V 24 interface After output is completed the display returns to TRANSFER CNCcomp After the file is completely received the message File received and saved is displayed ND 720 760 Press key to proceed with other data transfer tasks or exit transfer function by press CL key 13 8 Automatically Receive Parameter File from ND 7xx Note This function is only available with software version 246271 08 or higher Please check the backside of the display units for the software version l de ND 720 760 Check that the d
12. INPUT soft key 9 Use PAGE Y and Y keys to arrive to the row of the parameter 102 Key in value 0 zero and press INPUT soft key 39 The serial communication settings are now ready for file transfer Parameter Write should be disabled for the time of measurements 10 Press OFFSET SETTING key 11 Press SETING key 12 Key in value 0 zero for PARAMETER WRITE and press INPUT soft key 13 Parameter write enabled alarm will disappear 14 Release Emergency switch 9 7 Serial Cable RS232 cable shouldn t be longer than 15 meters The pins of the cable should be connected according the following diagram Fanuc has usually a 25 pin connector and a 9 pin connector is more commonly used in PCs DB9 female PC male F DB25 9 8 Reading Parameters from Controller Put first CNCcomp software ready to wait for data and give a name for parameter file Then prepare Fanuc 16 controller to send the parameter table using the following sequence 1 Press SYSTEM key 2 Press PARAM soft key 3 Press OPRT soft key 4 Press soft key 5 Press PUNCH soft key 6 Press EXEC soft key Reading of all the parameters to the computer will take approximately 5 minutes so please be patient Current pitch compensation table should also be sent to the computer First make CNCcomp ready for receiving file from controller and the press following keys 40 1 Press SYSTEM key 2 Press PARAM soft key 3 Press soft key
13. RS 232 C V 24 interface After output is completed the display unit returns to TRANSFER CNCcomp After the file is completely received the message File received and saved is displayed ND 720 760 Press key to proceed with other data transfer tasks or exit transfer function by press CL key 13 6 Automatically Receive Compensation File from ND 7xx Note This function is only available with software version 246271 08 or higher Please check the backside of the display units for the software version l 2 ND 720 760 Check that the display unit is switched on CNCcomp Select menu Communication Receive File from Controller Automatically or click toolbar button Receive File from Controller Automatically ND 720 760 In the dialog Select File Type to Be Received select Receive X compensation file or Receive Y compensation file or Receive Z compensation file For ND 720 Receive Z compensation file is disabled 68 CNCcomp A dialog is displayed which let the user give the name of the compensation file to be saved Give the file name and confirm with Save button CNCcomp If the transmission of compensation file is successful the message File received and saved is displayed Otherwise an error massaged is presented 13 7 Manually Receive Parameter File from ND 7xx l 10 11 12 CNCcomp Select menu Communication Receive File from Controller Manually or click toolbar button Receive
14. button This activates new configuration file by writing a new TABCMA entry in OEM SYS file 12 Exit from program management of a controller New compensations are activated immediately and the machine tool is ready for verification measurements 55 12 Heidenhain ND 2xxB e Reading Measurement File e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Reading Parameter File e Serial Cable e Manually Receiving Compensation File from ND 2xxB e Automatically Receiving Compensation File from ND 2xxB e Manually Receiving Parameter File from ND 2xxB e Automatically Receiving Parameter File from ND 2xxB e Manually Sending Compensation File to ND 2xxB e Automatically sending Compensation File to ND 2xxB e Manually Sending Parameter File to ND 2xxB e Automatically sending Parameter File to ND 2xxB 56 CNCcomp CNC Pitch Error Compensation File Units Communication Help SB PRE Ez Controller Results Heidenhain ND 2xx B X Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval PEE Compensation points Compensation parameters Backlash y1 y3 v5 vi v2 vid v6 vis Parameters Model ND 221 B xxx 08 higher v 200 Points Compensation interval mm 7 990 Start of compensation table mm 795 Add old compensation values Old
15. file then 1t is read only So if the Machine Tool Increment MS value is 0 001 mm the detection unit is 0 25MS namely 0 25 0 001 0 00025 mm compensation is 2 and magnification is 5 then compensation at that point is 0 00025 2 5 0 0025 mm A parameter called command multiplier CMR can be read from the parameter file N01820 It indicates the ratio of the lease command increment to the detection unit for each axis Least command increment detection unit x command multiplier The setting of a command multiplier is as follows 1 When command multiplier is 1 to 1 27 the value of N01820 1 command multiplier 100 hence has the valid range 101 to 127 2 When command multiplier is 0 5 to 48 the value of N01828 2 x command multiplier hence has the valid range 1 to 96 Add to existing pitch compensation If existing pitch compensation has been read from controller the new compensation values can be actualized cumulatively to old ones If user wants to measure and 45 compensate without clearing the old compensations first carry out measurements with compensation set to active then read the old values into CNCcomp and make the calculation with this selection checked Important Note The range of the new compensation table to be generated is decided by the current measurement file Therefore if part of the old compensation range is outside the current measurement range it will be neglected in the new compensatio
16. list will be generated for modulo compensation Modulo length If modulo compensation is enabled the user must gives the modulo length here 14 3 Reading Compensation File The program asks for the compensation file name After the user gives the old compensation file name the program will read the old compensation list from the file and then inform the user whether the reading operation is successful If the old compensation file has been read successfully the program will make the selection of the parameter options according to the old parameter file Reading old compensation file makes it possible to measure and compensate machine tools without first clearing pitch compensations and thus speed up the whole measuring process 76 14 4 Announcing the Compensation Table According to the TwinCAT CNC manual the following entries must be present in the startup description in order to announce the compensation table to the control system Variable Name Meaning Zahl kw Unsigned short integer Number of the compensation value lists Achs_kw i Name of the data file Achs kw log ax nr i Usigned short integer Logical axis number of the axis to which the compensation value list is to apply Note If the compensation value list is configured by the TwinCAT System Manager these entries are made automatically in the start list Example Excerpt from start list hochlauf lis zahl kw 3 achs_kw l
17. 00 X Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval PEE Compensation points Compensation parameters Y 1 3 v5 v7 v2 ws Me M8 Backlash Parameters Axis number 1 9 Parameter address offset Compensation accuracy MS 2D compensation Measuring system unit MS mm 0 001 N6012 11000000 4 1 Parameter Options Axis number Axis number specifies which axis is to be compensated The compensation file parameter addresses are changed accordingly Parameter address offset Parameter address offset is added to the parameter address starting number This is how different axis compensation parameter areas are separated Compensation accuracy Compensation accuracy is the value that represents how closely the calculation tries to follow the measurement results If the accuracy is too small the number of parameters will increase and may crow out of sensible limits 2D compensation With 2D compensation it is possible to use different measurement sets for opposite compensation directions Therefore two measuring sets must be selected for 2D compensation If the measurement is one directional this function will be disabled 16 Measuring System Unit MS Measuring system unit defines the position control resolution of a machine tool and it is machine tool specific Unit can
18. 1 mm the detection unit is 0 25MS namely 0 25 0 001 0 00025 mm compensation is 2 and magnification is 5 then compensation at that point is 0 00025 2 5 0 0025 mm With this controller type it is possible to read the current machine tool increment system from the file downloaded from the controller Parameter N1004 0 N1004 2 N1004 5 and N1009 1 define the machine tool increment system in a following matter N1004 N1004 N1004 N1009 Least Command Increment Abbreviation 0 1 5 1 0 0 0 0 0 001 mm 0 0001 inch IS B 1 0 0 0 0 01 mm 0 001 inch IS A 0 1 0 0 0 0001 mm 0 00001 inch IS C 0 0 1 0 0 00001 mm 0 000001 inch IS D 0 0 0 1 0 000001mm 70 0000001 IS E inch Also the command multiplier CMR can be read from the parameter file via N1820 and N1816 7 If N1816 7 1 CMR 1 N1820 N1820 has the valid range of 1 to 27 If N1816 7 0 CMR N1820 0 5 N1820 has the valid range of 1 to 96 Detection Unit Command Increment CMR Add to existing pitch compensation If existing pitch compensation has been read from controller the new compensation values can be actualized cumulatively to old ones If user wants to measure and compensate without clearing the old compensations first carry out measurements with compensation set to active then read the old values into CNCcomp and make the calculation with this selection checked Important Note The range of the new comp
19. 6 axis for Beckhoff CNC Axis name Axis name specified the name of the axis to be compensated This is only used for diagnostic purpose When the user change the axis number to 1 2 or 3 the program will gives X Y Z as default axis name User can input axis name manually Add to existing pitch compensation If existing pitch compensation has been read the new compensation values can be actualized cumulatively to old ones If user wants to measure and compensate without clearing the old compensations first carry out measurements with compensation set to active then read the old values into CNCcomp and make the calculation with this selection checked Important Note The range of the new compensation table to be generated is decided by the current measurement file Therefore if part of the old compensation range is outside the current measurement range it will be neglected in the new compensation 75 table which means that the old compensation values outside the current measurement range are simply lost Bidirectional compensation Bidirectional compensation decides whether bidirectional pitch error compensation is enabled If bidirectional compensation is enabled CNCcomp will generate compensation values separately for positive direction and negative direction If the measurement is one directional this function will be disabled Modulo compensation Modulo compensation decides whether the compensation
20. CNCcomp 4 5 CNC pitch compensation program User Manual Copyrights oft N ty o SM a gt 2 e Y Ks Tampere University of Technology Production engineering G Qplus Ltd The software is developed by Qplus Ltd Qplus Ltd PL 70 33721 TAMPERE FINLAND Phone 358 40 504 2693 Email support qplus fi www http www qplus fi In no event will software publishing corporation be liable for any damages including loss of data lost profits cost of cover or other special incidental consequential or indirect damages arising from the use of the program or accompanying documentation however caused and on any theory of liability This limitation will apply even if software publishing corporation or an authorized dealer has been advised of the possibility of such damage Table of Contents INSTALLATION INSTRUCTIONS con laico 5 2 REGISTRA TI N allego 6 21 SENDING REGISTRATION FORMAT o 7 2 2 RECEIVING REGISTRATION KEY FROM OPLUS LTD ri 8 Zad INPUTTING THE REGISTRATION KEY orinni an a r une eaeriaueies 9 gt COMMON OPERATIONS elia 10 A READING MEASUREMENT FEE cca 10 ote TEN Or RI AAA O A A 11 AD SENDING PLES TO CONTROLEER acilia 11 2S REGBIVING FILES FROM CONTROLLER iu 12 Pik UNT LON GR ea 12 2 READING PARA METER FUE iia 13 DERE SUN E E E R A A ese ones 13 TS MEASUREMENT PLE OPTIONS cried aii 13 CORR acli 13 AEREI Ea 14 A STENTENS lea 15 A O TT 16 4 2 SENDING NEW COMPENSATION TABLES FROM SIEMENS 800 SE
21. Compensation parameters Backlash y1 y3 v5 vi v2 vid v6 vis Parameters Axis number hh y Parameter area start a Compensation interval mm fo Magnification Booo Machine tool increment MS mm 0 001 Detection unit MS 2 r A 7 1 Parameter Options Axis number Axes number specifies which axis is to be compensated The compensation file parameter options are changed accordingly Parameter area start Parameter area start is the offset value to be added to the address of the compensation value parameters This is how different axis compensation parameter areas are separated The maximum compensation parameter address is 11023 Compensation interval Compensation interval defines how many compensation points are needed Decreasing the interval will make compensation steps smaller Magnification Magnification value amplifies the used compensation step If the magnification is 1 then the compensation step is the same as detection unit Machine tool increment Machine tool increment is the linear scale accuracy of the machine tool Increment can be read from a downloaded parameter file N1004 27 Detection Unit Detection unit is the unit by which compensation is made So if the detection unit is 0 00025 mm and compensation is 2 and magnification is 5 then compensation at that point is 0 00025 2 5 0 0025 With this controller type it is possible to read the current machine tool increment system from
22. LL U JC 3 J 1 32 300 310 320 CORTI rro 4 3 cesecesecceceeeecececeecessece0ee0e 11 7 Wise New PITCH COMPENSATION VALUES TO CONTROLLE 12 HEIDENHAIN ND 2XXBacecccccsssssssssssssscescccssssssssssssees 12 1 MEASUREMENT FILE OPTIONS 12 2 PARAMETERS OPTIONS i crio in 12 3 READING PARAMETER FILE e 4 apis i 12 12 AUTOMATICALLY SENDING PARAMETER FILE TO ND 2XXB IBREDEINIANNNTEL ella 131 MEASUREMENT FILE OPTIONS lea nee 13 2 PARAMETERS OPTIONS 13 6 I TOMATICALLY RECEIVE c MPENSATION FILE FROM IND TA Cl ica ROM ed hay Aenea Tr Canoes This software calculates pitch error compensation table for a numerical controller The calculation is based on laser interferometer measurement which is read in from a file produced by a third party program 1 Installation Instructions Windows 7 You can just install CNCcomp and it shall work as it is Windows 7 comes with Windows Installer 4 5 and Microsoft NET Framework Version 4 0 so all necessary is included Windows Vista and XP When you double click CNCcomp msi file it shall launch a Windows Installer But if you receive a message about unknown file type you need first to install Windows Installer 4 5 You can download it from Microsoft at http www microsoft com downloads The Windows Installer 4 5 installation file can also be found in the directory Windows Installer 4 5 Windows XP or Window
23. OMP 1 1COMP Distance from ref point Configuration file OJIN BRUNE CMA ACT 0 11 1 Parameter Options Axis number Axis number specifies which axis is to be compensated This changes the name of the compensation file and the column that it affects If current compensation settings have been read in earlier a change of axis will modify Compensation interval and Distance of table from datum to active settings Compensation interval Compensation interval defines distance between consecutive compensation points Intervals can only be fixed sizes 2 n 10000 and thus users have to select a suitable step from predefined choices Because the amount of compensation points per table is restricted to 256 sometimes it might be necessary to increase step size CNCcomp will show a message if the step size is too small Distance of table from reference point This setting determines the start of compensation table from machine tool datum When creating a new table this value is by default the negative of Distance to reference point of measurement However if old compensations are already active it might be better to use the old setting 50 Configuration file The name of compensation configuration file can be changed If old compensation settings have been read in all those settings are written to the new file as well Compensation file This is the file where actual compensations of an axis are written Notice that
24. RIES cccccccccccccccccncnicinananananna canarios 1 SOIE MENS AU R S 19 SI PARAMETER OPTIONS sae ba 20 5 2 READING COMPENSATION FIE ocio A ERA OR 21 CFANUCII O lag 22 RAIL S e a aA aa 23 PAIA O ROERO CR RO ER O r a aaa 24 As READING PARAMETER EE lille 23 6 4 SERIAL COMMUNICATION PARAMETERS stria a NERI ANA Nko Pin SENU An LAI a 23 PERCIO ESA RR a RO RO a RA A 23 6 6 READING PARAMETERS FROM CONTROLLER 25 6 7 SENDING NEW PITCH COMPENSATION VALUES TO CONTROLLER 00rrrreereee ee eee ni sirsa 25 TEANUE RIO ar 26 E A RE ER eRe Son Mr at ORR CRB teen er Pen ROMER M nen rer eer es 27 7 2 READING PARAMETER n IATA LELE NI E ALI ARA 28 7 3 SERIAL COMMUNICATION PARAMETERS 00 aa 28 A maisai 29 7 5 READING PARAMETERS FROM CONTROLLER 0rcrrreee rire rece 29 7 6 SENDING OF NEW PITCH COMPENSATION VALUES TO CONTROLLER iii 29 BAIN il II I 30 Sl PARAMETER OPTION S rile licia 31 B2 READING PARAMETER FE urlare 33 Sa SERIAL COMMUNICATION PARAMETERS iaa 33 SOBRIA CARIE la aa 33 S S READING PARAMETERS FROM CONTROLLER sumi 33 8 6 SENDING NEW PITCH COMPENSATION VALUES TO CONTROLLER oconoooonnnconnonannnnccnonnnnnnnconoonannnnnnonos 33 Y FSNUE TOIS LON IS lle aaa 34 9 LPARAMETER OPTION lille 35 Ci READING PARAMETER TES A a 37 III N E E CORNER I were echoes 37 DA SAVECOMPENSATION Pilla aan 37 9S SERIAL COMMUNICATION PARAMETERS aliena 38 9 9 SENDING NEW PITCI Compl SATION VALUES TO CONTRO
25. _AX_EEC_INI AA_ENC_COMP_STEP 0 X 10 000 AA_ENC_COMP_MIN 0 X 100 000 Axis name k gt AA_ENC_COMP_MAX 0 X Z00 000 AA_ENC_COMP_IS_MODULO 0 X 1 LOST fo OCS AA_ENC_COMP 0 0 X 0 005 10 el Compensation interval mm SAA ENC_COMP O 1 X 0 004 Encoder number o FAA ENC_COMP 0 2 X 0 003 FAA ENC_COMP 0 3 X 0 002 Parameters System unit accuracy mm 0 001 AR_ENC_COMP 0 4 X 0 001 sAA_ENC_COMP 0 5 X 0 000 AA_ENC_COMP 0 6 X 0 000 Add to existing pitch compensation AA ENC_COMP O 7 X 0 000 AA ENC_COMP O 8 X 0 000 Modulo axis compensation AA_ENC_COMP O 9 X 0 000 AA ENC_COMP O 10 X 0 000 FAA ENC_COMP 0 11 X 0 001 Modulo length mm 300 0 AA_ENC_COMP 0 12 X 0 002 5 1 Parameter Options Axis name Axis name is specified and will be used in compensation files Compensation interval Compensation interval defines how many compensation points are calculated There is no need to use more compensation points then the measurement points because the controller calculates the compensation points between the measurement points automatically Encoder number It is possible to use different compensations for different encoders The encoder number defines which encoder is used System unit accuracy System unit accuracy defines how many decimals are displayed in the parameter file Add to existing pitch compensation If existing pitch compensation has been read the new compensation values can be
26. actualized cumulatively to old ones If user wants to measure and compensate without clearing the old compensations first carry out measurements with compensation set to 20 active then read the old values into CNCcomp and make the calculation with this selection checked Important Note The range of the new compensation table to be generated is decided by the current measurement file Therefore if part of the old compensation range is outside the current measurement range it will be neglected in the new compensation table which means that the old compensation values outside the current measurement range are simply lost Bidirectional compensation Bidirectional compensation decides whether bidirectional pitch error compensation is enabled If bidirectional compensation is enabled CNCcomp will generate compensation values separately for positive direction and negative direction If the measurement is one directional this function will be disabled Modulo compensation Modulo compensation decides whether the compensation list will be generated for modulo compensation Modulo length If modulo compensation is enabled the user must gives the modulo length here 5 2 Reading Compensation File The program asks for the compensation file name After the user gives the old compensation file name the program will read the old compensation list from the file and then inform the user whether the reading operation is successful If the
27. asurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval PEE Compensation points Compensation parameters Y 1 3 v5 v7 v2 ws Me M8 Backlash Parameters Axis number hy Parameter area start a Compensation interval mm fo Magnification ho Machine tool increment MS mm 0 001 Detection unit MS 2 r 8 1 Parameter Options Axis number Axis number specifies which axis is to be compensated The compensation file parameter options are changed accordingly Parameter area start Parameter area start is an offset value to be added to the address of the compensation parameters This is how different axis compensation parameter areas are separated The maximum parameter address is 13071 Compensation interval Compensation interval defines how many compensation points are needed By decreasing the interval smaller compensation steps are needed Magnification Magnification amplifies the used compensation step If the magnification is 1 then the compensation step is the same as detection unit Machine Tool Increment Machine tool increment is the used linear scale accuracy for the machine tool Increment can be read from a downloaded parameter file N1004 N1009 31 Detection Unit Detection unit is the unit by which compensation is made So if the Machine Tool Increment MS value is 0 00
28. be set separately for each axis Unit is defined in machine tool parameter MD1800 with bits 0 3 which define position control resolution Standard machine data for parameter MD1800 bit 0 3 is 0100 which means that MS is 0 001 mm Legal values for MS are 0 1 0 01 0 001 0 0004 0 0001 and 0 00001 according the following table Measuring system bit 3 bit 2 bit 1 bit 0 unit 0 01 mm 1 0 0 0 0 001 mm 0 1 0 0 0 0004 mm 1 1 0 0 0 0001 mm 0 0 1 0 0 00001 mm 1 0 1 0 Measuring system bit 3 bit 2 bit 1 bit 0 unit 0 001 inch 0 1 0 1 0 0001 inch 1 1 0 1 0 00004 inch o JO 1 1 0 00001 inch 1 0 1 1 The compensation accuracy is handled on the given MS unit For example if the compensation accuracy is 4 and measuring system unit is 0 001 then the calculation uses compensation accuracy of 0 001 x 4 0 004 4 2 Sending New Compensation Tables from Siemens 800 Series 1 Check that pitch compensation option is active Go through menu DIAGNOSIS START UP OPTIONS Bit 1 in MD5016 should be set to 1 If user want to use 2D compensation he should have option bit 2 in MD5016 set to 1 too If user has neither of them he has not purchased pitch compensation option and thus he cannot proceed in compensation 2 Give password to allow data input DIAGNOSIS SET PASSWORD key in 1111 and press OK 17 Connect computer and NC controller with a serial cable
29. compensate without clearing the old compensations read first the old values to PC check this selection and carry out measurements with compensations active Important Note The range of the new compensation table to be generated is decided by the current measurement file Therefore if part of the old compensation range is outside the current measurement range it will be neglected in the new compensation table which means that the old compensation values outside the current measurement range are simply lost Bidirectional compensation Bidirectional compensation decides whether bidirectional pitch error compensation is enabled It relates to the parameter N3605 0 If bidirectional compensation is enabled CNCcomp will generate compensation values separately for positive direction and negative direction If the measurement is one directional this function will be disabled Parameter area start direction In case of bidirectional pitch error compensation this is the offset value to be added to the address of the compensation parameters of negative direction It relates to the parameter N3626 36 Direction of reference position return This option relates to the parameter N1006 5 It decides whether the direction of reference position return is positive or negative The sign of N3627 parameter value depends on the direction of reference position return If this value is read from a machine parameter file it is read only 9 2 Rea
30. dinate which is d in the figure above If compensation start point D locates at the right of machine origin O then d gt 0 If compensation start point D locates at left of machine origin O as in the figure above then d lt 0 This value is also the datum in compensation table Add old compensation values If existing pitch compensation file has been read in the new compensation can be actualized cumulatively to old ones If one wants to measure and compensate without clearing the old compensations first carry out measurements with compensations enabled in the machine tool then read in the old parameter file and compensation file and make calculation with this selection checked If this item is checked the compensation values in the new compensation parameter files are the sum of old and new compensation values Otherwise only new compensation values are saved in the new compensation parameter files Old param file Load the old parameter file and display its file name Old comp file Load the old compensation file and display its file name 12 3 Reading Parameter File Click menu item File Read Parameters from File the program asks the user to select the parameter file from file open dialog The loaded parameter file will be displayed in Old param file box 12 4 Serial Cable The RS 232 C V 24 interface of Heidenhain ND 221B 231B 281B display unit is used to transfer measured data in ASCII format between PC and the dis
31. ding Parameter File First the program asks for the parameter file name and after that it asks if user wants to read in also old existing pitch compensation values This makes it possible to measure and compensate machine tools without first clearing pitch compensations and thus speed up the whole measuring process 9 3 Calculation The calculation is done by pressing the menu File Calculate Compensation File the toolbar button Ca culate Compensation or the arrow sign in the middle of the screen If the machine parameter file has been read before calculation CNCcomp will also check whether there is any interference between the calculated compensation parameters and the existing compensation parameters of other axis on the same machine If Interference has be found a dialog box will be shown displaying a warning the number of needed compensation points and current free parameter areas and the user can decide whether to continue or cancel the calculation Free parameter areas with round brackets are not big enough to accommodate the current compensation points while the free parameter areas with square brackets are big enough CNCcomp 2 New compensation parameters may interfere with existing compensation parameters of axis 2 Do you want to continue Number of needed compensation points 160 Current free parameter area 0 100 158200 258 1535 Important Notice If user selects yes the overlapped part of the existing paramet
32. displayed CNCcomp Select menu Communication Send File to Controller Manually or click toolbar button Send File to Controller Manually a dialog is displayed to let the user select the compensation file to be sent CNCcomp Give the file name and confirm with Open button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the serial port COMI COM2 or other port then press OK CNCcomp then sends the compensation file After CNCcomp finishes sending the compensation file the message The file has been sent successfully is displayed ND 221B 231B 281B After the file is completed the display unit restarts automatically ND 221B 231B 281B Press key to proceed with other data transfer tasks or exit transfer function by press CL key 12 12 Automatically Sending Parameter File to ND 2xxB Note This function is only available with software version 349797 08 or higher Please check the backside of the display units for the software version l Ze ND 221B 231B 281B Check that the display unit is switched on CNCcomp Select menu Communication Send File to Controller Automatically or click toolbar button Send File to Controller Automatically CNCcomp A dialog is displayed which let the user select the parameter file to be sent Select the file and confirm with Open button CNCcomp If the transmission of parameter file is successful the message Sending File Compl
33. e compensation file the message The file has been sent successfully is displayed ND 221B 231B 281B After the file is completely received the display unit returns to TRANSFER ND 221B 231B 281B Press key to proceed with other data transfer tasks or exit transfer function by press CL key 12 10 Automatically Sending Compensation File to ND 2xxB Note This function is only available with software version 349797 08 or higher Please check the backside of the display unit for its software version l Ze ND 221B 231B 281B Check that the display unit is switched on CNCcomp Select menu Communication Send File to Controller Automatically or click toolbar button Send File to Controller Automatically CNCcomp A dialog is displayed which let the user select the compensation file to be sent Select the file and confirm with Open button CNCcomp If the transmission of compensation file is successful the message Sending file completed is displayed Otherwise an error massaged is presented 62 12 11 Manually Sending Parameter File to ND 2xxB l Ze 3 ND 221B 231B 281B Press CL key together with MOD key ND 221B 231B 281B Press 1 2 key multiple times until P00 CODE is displayed ND 221B 231B 281B Enter the code number 486153 and confirm with ENT key TRANSFER is displayed ND 221B 231B 281B Proceed by pressing the ENT key and then press key multiple times until REC PARAM is
34. e from Controller Automatically or click toolbar button Receive File from Controller Automatically ND 221B 231B 281B In the dialog Select File Type to Be Received select Receive parameter file and press OK CNCcomp A dialog is displayed which let the user give the name of the parameter file to be saved Give the file name and confirm with Save button CNCcomp If the transmission of parameter file is successful the message File received and saved is displayed Otherwise an error massaged is presented 61 12 9 Manually Sending Compensation File to ND 2xxB l 2 ND 221B 231B 281B Press CL key together with MOD key ND 221B 231B 281B Press 1 2 key for multiple times until P00 CODE is displayed ND 221B 231B 281B Enter the code number 486153 and confirm with ENT key TRANSFER is displayed ND 221B 231B 281B Proceed by pressing the ENT key and then press key multiple times until REC CMP is displayed CNCcomp Select menu Communication Send File to Controller Manually or click toolbar button Send File to Controller Manually a dialog is displayed to let the user select the compensation file to be sent CNCcomp Give the file name and confirm with Open button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the serial port COMI COM2 or other port then press OK CNCcomp then sends the compensation file After CNCcomp finishes sending th
35. een set up already 1 Set the controller to programming Program Edit Save mode 52 2 Press MOD button 3 Key in access code 807667 press ENT button 4 Press PGM MGT button 5 Using up and down arrow buttons to select PLC in the left column Press ENT button 6 The main directory of TNC s PLC data is displayed Press right arrow button so that OEM SYS file can be selected Press ENT button 7 Look if this file already has a row starting with a key text TABCMA The file name following this key the text that indicates current compensation configuration file CMA Write down the name of the file If this row cannot be found exit from this chapter no compensation has been activated previously Be sure not to make changes in this file they might be fatal Press END button 8 Browse to the configuration file and view its contents by pressing ENT button The actual compensation files can be seen which are now active in the controller Write down the names of all those files Compensation files have an extension COM but not shown here Press END button 9 Transfer all those compensation related files to PC First press WINDOW soft key 10 If necessary use PATH soft key to change path of the right side column to RS232 TNCremo program should be ready on the computer by this time 11 Select files to be transferred in left column and press COPY soft key 12 When all necessary files have been transferred one can e
36. ensation table This value determines the start of compensation table in machine coordinate which is d in the figure above If compensation start point D locates at the right of machine origin O gt then d gt 0 If compensation start point D locates at left of machine origin O2 then d lt 0 This value is also the datum in compensation table Add old compensation values If existing pitch compensation file has been read in the new compensation can be actualized cumulatively to old ones If one want to measure and compensate without clearing the old compensations first carry out measurements with compensations active in the machine tool then read in the old parameter file and compensation file and make calculation with this selection checked If this item is checked the compensation values in the new compensation parameter files are the sum of old and new compensation values Otherwise only new compensation values are saved in the new compensation parameter files Old param file Load the old parameter file and display its file name Old comp file Load the old compensation file and display its file name 13 3 Reading Parameter File Click menu item File Read Parameters from File the program asks the user to select the parameter file from file open dialog The loaded parameter file will be displayed in Old param file box 13 4 Serial Cable The RS 232 C V 24 interface of Heidenhain ND 720 760 display unit is used to tran
37. ensation table to be generated is decided by the current measurement file Therefore if part of the old compensation range is outside the current measurement range it will be neglected in the new compensation table which means that the old compensation values outside the current measurement range are simply lost 32 8 2 Reading Parameter File First the program asks for the parameter file name and after that it asks if user wants to read in also old existing pitch compensation values This makes it possible to measure and compensate machine tools without first clearing pitch compensations and thus speed up the whole measuring process 8 3 Serial Communication Parameters Before it is possible to read or write any parameters to Fanuc some communication settings in the controller should be manually checked Please refer to Fanuc 15 manuals for details 8 4 Serial Cable Please refer to Fanuc 15 manuals for details 8 5 Reading Parameters from Controller The operations are similar to the operations of reading parameters from Fanuc 16 18 160 180 controller Please refer to Fanuc 15 manuals for detail operations with the controller 8 6 Sending New Pitch Compensation Values to Controller The operations are similar to the operations of sending new pitch compensation values to Fanuc 16 18 160 180 controller Please refer to Fanuc 15 manuals for detail operations with the controller 33 9 Fanuc 16 18 160 180 e Measurement File O
38. er values will be overwritten by the new compensation value and the existing compensation of the related axis will be broken Calculation results are displayed on the right side of the screen 9 4 Save Compensation File Compensation file is saved by clicking the menu File Save or toolbar button Save after which the save file dialog is opened After the compensation file is saved successfully if compensation related parameter 37 values has been changed CNCcomp will ask you whether you want to save the parameter changes in a file CNCcomp The machine parameters related to pitch error compensation have been changed Ly Do you want to save the change to a file The file is necessary when you make pitch error compensation for the same machine in Future If you select Yes a file save dialog box will be displayed to let you specify the file name Please notice that this parameter file is only necessary when you use CNCcomp to make pitch error compensation of the same machine in future You should not upload this parameter to your machine 9 5 Serial Communication Parameters Before it is possible to read or write any parameters to Fanuc some communication settings in the controller should be manually checked as follows 1 Press SYSTEM key 2 Press PARAM soft key 3 Press PAGE J to see a value of a parameter 20 It should be 0 zero to allow serial communication to use external RS232 port 4 Press again PAGE
39. eted is displayed Otherwise an error massaged is presented 63 13 Heidenhain ND 7xxd e Reading Measurement File e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Reading Parameter File e Serial Cable e Manually Receiving Compensation File from ND 7xx e Automatically Receiving Compensation File from ND 7xx e Manually Receiving Parameter File from ND 7xx e Automatically Receiving Parameter File from ND 7xx e Manually Sending Compensation File to ND 7xx e Automatically sending Compensation File to ND 7xx e Manually Sending Parameter File to ND 7xx e Automatically sending Parameter File to ND 7xx 64 CNCcomp CNC Pitch Error Compensation File Units Communication Help SB PRE Ez Controller Results Heidenhain ND 7xx X Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval PEE Compensation points Compensation parameters Backlash y1 y3 v5 vi v2 vid v6 vis Parameters Model ND 720 xxx 08 higher be 200 Points Compensation axis x v Compensation interval mm 7 990 Start of compensation table mm 795 T Add old compensation values Old param file Gi Old comp file E MM bt a UO TA a NONO 4 4 4 4 4 424 200000000000 13 1 Measurement File Options Distance to reference point Distance
40. h compensation values This makes it possible to measure and compensate machine tools without first clearing pitch compensations and thus speed up the whole measuring process 71 3 Serial Communication Parameters Before it is possible to read or write any parameters to Fanuc some communication settings in the controller should be manually checked Please refer to Fanuc 10 11 12 100 110 120 manuals for details 28 7 4 Serial Cable Please refer to Fanuc 10 11 12 100 110 120 manuals for details 7 5 Reading Parameters from Controller The operations are similar to the operations of reading parameters from Fanuc 16 18 160 180 controller Please refer to Fanuc 10 11 12 100 110 120 manuals for detail operations with the controller 7 6 Sending of New Pitch Compensation Values to Controller The operations are similar to the operations of sending new pitch compensation values to Fanuc 16 18 160 180 controller Please refer to Fanuc 10 11 12 100 110 120 manuals for detail operations with the controller 29 8 Fanuc 15 e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Reading Parameter File e Serial Communication Parameters e Serial Cable e Reading Parameters from Controller e Sending New Pitch Compensation Values to Controller 30 CNCcomp CNC Pitch Error Compensation File Units Communication Help Gan gt Ge sun Qplus Oy Controller Results Fanuc 15 X Me
41. he measurement range in machine If position data in the measurement file are taken in machine coordinates this value should be 0 If not as shown in the figure below this value is the distance from origin of the machine O to the origin of measurement O which is value r Please also notice that if the machine origin O locates at the left of the measurement origin O then r lt 0 If the machine origin O locates at the right of the measurement origin O then r gt 0 By default the measurement range is aligned with the machine so that the machine origin O is overlapped with measurement origin O Please notice that users can have cases which are different from the default setting 74 Measurement Range O Mx Measurement Axis Measiremert End Measurement Coordinate Measurement Origin Measurement Start Compensation Table Start D 0 Cr Machine Axis A Y Machine Coordinate Compensation Range Measurement and Machine Coordinates If measurement file includes several measurement runs sets they are all listed in Measurement set s list box It is possible to select just one or several sets for the compensation If more than one set is selected the average values of all selected measurement sets are used for the compensation 14 2 Parameter Options Axis number Axis number specifies which axis is to be compensated The compensation file parameter options are changed accordingly The program supports 1
42. in one file there can be many columns Each column compensates one axis a row in the file is chosen based on the position of the current axis CNCcomp compensates only positioning and thus a row is selected based on the location of the same axis it affects Add to existing pitch compensation If the old pitch compensation file has been read from controller the new compensation values can be actualized cumulatively to old ones If one wants to measure and compensate without clearing the old compensations first carry out measurements with compensation set to active then read the old values into CNCcomp and make the calculation with this selection checked 11 2 Saving Compensation file Compensation file is saved by clicking the menu item File Save or toolbar button Save The save file dialog is opened asking for the name of compensation file User can give the same name as Compensation file setting in screen but this is not compulsory Different name just causes configuration file to have wrong file name entry However one should choose the right file extension COM or VNC The link program might require specific extension TNCremo works with both extensions but old link programs require VNC extension Program saves configuration file into the same directory without asking It will use file extension CMA if user choose COM for compensation file Otherwise extension will be SNC A message window will appear to tell the file name that ha
43. ion value and the existing compensation of the related axis will be broken Calculation results are displayed on the right side of the screen 10 4 Save Compensation File Compensation file is saved by clicking the menu File Save or toolbar button Save after which the save file dialog is opened After the compensation file is saved successfully if compensation related parameter values has been changed CNCcomp will ask you whether you want to save the parameter changes in a file CNCcomp p The machine parameters related to pitch error compensation have been changed nt Do you want to save the change to a file The file is necessary when you make pitch error compensation for the same machine in future If you select Yes a file save dialog box will be displayed to let you specify the file name Please notice that this parameter file is only necessary when you use CNCcomp to make pitch error compensation of the same machine in future You should not upload this parameter to your machine 10 5 Serial Communication Parameters Before it is possible to read or write any parameters to Fanuc some communication settings in the controller should be manually checked Please refer to Fanuc 30 31 32 300 310 320 manuals for details 47 10 6 Serial Cable Please refer to Fanuc 30 31 32 300 310 320 manuals for details 10 7 Reading Parameters from Controller The operations are similar to the operations of reading parameters fr
44. isplay unit is switched on CNCcomp Select menu Communication Receive File from Controller Automatically or toolbar button Receive File from Controller Automatically 69 ND 720 760 In the dialog Select File Type to Be Received select Receive parameter file CNCcomp A dialog is displayed which let the user give the name of the parameter file to be saved Give the file name and confirm with Save button CNCcomp If the transmission of parameter file is successful the message File received and saved is displayed Otherwise an error massage is presented 13 9 Manually Send Compensation File to ND 7xx Ze 10 11 12 ND 720 760 Press SPEC FCT key ND 720 760 Press 1 2 key until Parameter is displayed ND 720 760 Select ENT key and 1 2 key P00 CODE is displayed ND 720 760 Enter the code number 486153 and confirm with ENT key TRANSFER is displayed ND 720 760 Proceed by pressing the ENT key ND 720 760 If the display is not REC CMP press key multiple times until REC CMP is displayed CNCcomp Select menu Communication Send File to Controller Manually or click toolbar button Send File to Controller Manually a dialog is displayed to let the user select the compensation file to be sent CNCcomp Select the file and confirm with Open button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the se
45. lected the average values of all selected measurement sets are used for the compensation 12 2 Parameters Options Model Model specified the model type of the display unit Important Note Depending on the software version the display units can have either 64 compensation points with fixed intervals or 200 compensation points with free interval Please check the backside of the display units for the software version If the software version is 349797 08 or higher then ND2x1 B xxx 08 higher should be selected Otherwise select ND2x1 B xxx 07 lower Compensation interval Compensation interval defines distance between consecutive compensation points For the units with software version 349797 07 or lower interval can only be a fixed size 2 n 1000 and thus one has to select a suitable step from predefined choices Because amount of compensation points per table is restricted to 64 sometimes it might be necessary to increase step size Program will show a message if the step size is too small For the units with software version 349797 08 or higher interval can be decided freely Program will give warning if the compensation table cannot reach the end of the measurement range with the specified interval Referring to the figure above the end point of compensation table Cz will locate at the right of measurement end point Mz 58 Start of compensation table This value determines the start of compensation table in machine coor
46. n table which means that the old compensation values outside the current measurement range are simply lost Interpolation between compensation points The option decides the interpolation type of pitch error compensation and relates to the value of parameter N03605 1 In interpolation type pitch error compensation a compensation value at each point in each error completion point interval is divided for output of one pulse at equally spaced intervals Bidirectional compensation Bidirectional compensation decides whether bidirectional pitch error compensation is enabled It relates to the parameter N03605 0 If bidirectional compensation is enabled CNCcomp will generate compensation values separately for positive direction and negative direction If the measurement is one directional this function will be disabled Parameter area start direction In case of bidirectional pitch error compensation this is the offset value to be added to the address of the compensation parameters of negative direction It relates to the parameter N03626 Direction of reference position return This option relates to the parameter N01006 5 It decides whether the direction of reference position return is positive or negative The sign of N03627 parameter value depends on the direction of reference position return If this value is read from a machine parameter file it is read only 10 2 Reading Parameter File First the program asks for the parame
47. ne can also visit Registration Key dialog by clicking menu Help Input registration key Input the user name company name and registration key Since the registration key is a long hexadecimal string if a user receives the registration key via e mail please use copy paste command to avoid typing mistakes Please also notice that all inputs are case sensitive Here is an example CNCcomp Registration Key User Name Kar Pata Company Name plus 0y Hard Drive Serial 857691 268 Registration Key 5EE737383D 2525737664776760726C1B1D2D2E 2D6D 78606D6C14B 20DFB33FBFBFB44 Cancel Click OK button The registration is done 3 Common Operations Following operations are common for all controllers 3 1 Reading Measurement file The measuring file is opened by the menu File Open Measurement File or toolbar button Open Measurement File Measurements can be recognized either from following file formats HP or Optodyne laser measurement file lin HP measurements saved in ASCII format the ASCII file generated by JENAer Esox software Renishaw ML10 measurement file rtl API measurement file pos Heidenhain VM measurement file Program can read also a simple list of positions Some examples of measurement file are under SampleTest subdirectory in application directory X1 lin Y1 lin Z1 lin and PLIST txt If the file cannot be recognized the following dialog is opened Select File Type Available File Types
48. ng the interval makes the compensation steps smaller Magnification Magnification amplifies the used compensation step If the magnification is 1 then the compensation step is the same as detection unit Machine Tool Increment Machine tool increment is the used linear scale accuracy for the machine tool Increment can be read from a downloaded parameter file N1004 35 Detection unit Detection unit is the unit by which compensation is made So if the Machine Tool Increment MS value is 0 001 mm the detection unit is 0 25MS namely 0 25 0 001 0 00025 mm compensation is 2 and magnification is 5 then compensation at that point is 0 00025 2 5 0 0025 mm With this controller type it is possible to read the current machine tool increment system from a file if the current parameter area is downloaded from the controller Parameter N1004 bit 7 and 8 defines the machine tool increment system in a following matter Bit Machine tool Increment 00 IS B 0 001 10 IS C 0 0001 01 IS A 0 01 Also the Detection unit is read from the file Detection unit is read from a parameter N1820 If N1820 is between 2 96 detection unit N1004 N1820 2 If N1820 is between 102 127 Detection unit N1004 1 N1820 100 Add to existing pitch compensation If existing pitch compensation has been read from NC the new compensation can be calculated cumulatively to old ones If user wants to measure and
49. og ax nr 0 1 achs_kw 0 tc_ achskwl lis achs_kw log ax nr l 2 achs_kw 1 tc_ achskw2 lis achs kw log ax nr 2 6 achs_kw 2 tc_ achskw6 lis 77
50. old compensation file has been read successfully the program will make the selection of the parameter options according to the old parameter file Reading old compensation file makes it possible to measure and compensate machine tools without first clearing pitch compensations and thus speed up the whole measuring process 21 6 Fanuc 0 00 e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Reading Parameter File e Serial Communication Parameters e Serial cable e Reading Parameters from Controller e Sending New Pitch Compensation Values to Controller 22 CNCcomp CNC Pitch Error Compensation Eile Units Communication Help pore E la E rd si Ge sun Qplus Oy Controller Results Fanuc 0 00 v Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval Paren Compensation points Compensation parameters Backlash v1 y3 v5 CARA v2 vid v6 vis P20000 Parameters P 40 Axis number 1 X Compensation interval mm 20 Magnification 1 bd Machine tool increment MS mm 0 001 Detection unit MS 0 25 r Gs o T IS TO NEF OONN BRA HA ANH O sede eee ee a a a 1 6 1 Parameter Options Axis number Axis number specifies which axis is to be compensated The compensation file parameter options are changed accordingly
51. om Fanuc 16 18 160 180 controller Please refer to Fanuc 30 31 32 300 310 320 manuals for detail operations with the controller 10 8 Sending New Pitch Compensation Values to Controller The operations are similar to the operations of sending new pitch compensation values to Fanuc 16 18 160 180 controller Please refer to Fanuc 30 31 32 300 310 320 manuals for detail operations with the controller 48 11 Heidenhain TNC 426 430 iTNC530 e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Reading Parameter File e Preparation of Controller for Pitch Compensation e Reading Parameters from Controller e Serial Cable e Sending New Pitch Compensation Values to Controller 49 CNCcomp CNC Pitch Error Compensation File Units Communication Help ch sun Qplus Oy gt Ge Controller Heidenhain TNC 426 430 TNCS30 nd Measurement Results Measurement points Maximum positive error Maximum negative error Measurement file X1 LIN Compensation interval mm j0 Distance to reference point Change interval PEE Compensation points Compensation parameters Backlash y1 v2 y3 vid w 5 v6 vi vis BEGIN 1COMP NR COM DATUM 0 DIST Parameters o 0 6 5536 13 1072 19 6608 26 2144 32 7680 39 3216 45 8752 52 4288 Y Axis number Compensation interval mm 6 554 y mm o comp cma Compensation file fi comp com ie C
52. ompensation values can be actualized cumulatively to old ones If user wants to measure and compensate without clearing the old compensations first carry out measurements with compensation set to active then read the old values into CNCcomp and make the calculation with this selection checked Important Note The range of the new compensation table to be generated is decided by the current measurement file Therefore if part of the old compensation range is outside the current measurement range it will be neglected in the new compensation table which means that the old compensation values outside the current measurement range are simply lost 6 2 Calculation The calculation is done by pressing the menu File Calculate Compensation File the toolbar button Calculate Compensation or the arrow sign in the middle of the screen After the calculation is finished the calculation results are displayed on the right side of the screen Ifa dialog box is displayed asking the user to set parameter N0011 0 1 to 24 the proper value please set the parameter bits accordingly in the controller to ensure that the magnification value is correct 6 3 Reading Parameter File CNCcomp first asks for the whole parameter file and after that it asks if user wants to read in also old pitch compensation values This makes it possible to measure and compensate machine tools without first clearing pitch compensations and thus speed up the whole measurement proces
53. or serial communication settings These settings are saved individually for each controller type and thus once the right settings have been found for a controller they will stay so Press OK button to let the program wait for data arriving then prepare controller to send data Receive data Bytes received 0 The file is saved as it is received and NO file formatting work is done CNCcomp waits for the footer row and if it is found the communication will terminate automatically Besides user can also stop communication at any time by pressing Cancel button For Heidenhain ND 2xx B and ND 7xx display units files can be received from the devices automatically Refer to chapters of ND 2xx B and ND 7xx for details 3 5 Unit Conversions CNCcomp supports use of millimeters and inches in measuring and compensation files It attempts to derive the right unit from the reading of a measurement file and switches to the measurement unit mode that is consistent Users have the possibility to convert measuring data later from inches to millimeters or vice versa Thus user can for example carry out measurements in millimeters and create compensation files in inches When creating a compensation file the program does not check if it has the right units for user s controller Similarly if a user has read in old compensation parameters they can not be converted with Convert measurement to mm Inch function Thus users cannot use this function to
54. param file El Ed Old comp file Mm CA CT k LI TD VE TATI TO ST INDI TO E mou un 4 4 4 4 4 4 4 4 4 4 20000000000000 12 1 Measurement File Options Distance to reference point Distance to reference point controls the location of the measurement range in machine If the position data in the measurement file are taken in machine coordinates this value should be 0 If not as shown in the figure below this value is the distance from origin of the machine O to the origin of measurement O which is value r Please also notice that if the machine origin O locates at the left of the measurement origin O then r lt 0 If the machine origin O locates at the right of the measurement origin O then r gt 0 By default the measurement range is aligned with the machine so that the machine origin O is overlapped with measurement origin O Please notice that users may have cases which are different from the default setting a7 Measurement Range O Mx Measurement Axis Measiremert End Measurement Coordinate Measurement Origin Measurement Start Compensation Table Start D 0 Cr Machine Axis A Y Machine Coordinate Compensation Range Measurement and Machine Coordinates If measurement file includes several measurement runs sets they all are listed in Measurement set s list box It is possible to select just one or several sets for the compensation If more than one set is se
55. play unit One can use a connecting cable with full wiring or simplified wiring The wiring schemas can be found in the User s Manual of the display unit A cable with full wiring is also available from HEIDENHAIN On this type of cable pin 6 and pin 8 are additionally connected over a jumper The maximum cable length is 20 m 66 ft The wiring schema can be found on Page 29 ND221B Page 37 ND231B and Page 46 ND281B of the User Manuals 59 12 5 Manually Receiving Compensation File from ND 2xxB l 10 CNCcomp Select menu Communication Receive File from Controller Manually or click toolbar button Receive File from Controller Manually a dialog is displayed to let the user give the name of the compensation file to be saved CNCcomp Give the file name and confirm with Save button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the serial port COM1 COM2 or other port then press OK CNCcomp is then ready to receive data A dialog is displayed showing the number of bytes received ND 221B 231B 281B Press CL key together with MOD key ND 221B 231B 281B Press 1 2 key multiple times until P00 CODE is displayed ND 221B 231B 281B Enter the code number 486153 and confirm with ENT key TRANSFER is displayed ND 221B 231B 281B Proceed by pressing the ENT key then press key if necessary until SEND CMP is displayed ND 221B 231B 281B Press the ENT ke
56. ptions e Parameter Options e Calculation e Saving Compensation File e Reading Parameter File e Serial Communication Parameters e Changing Parameters for Communication e Serial Cable e Reading of Parameters from Controller e Sending New Pitch Compensation Values to Controller 34 CNCcomp CNC Pitch Error Compensation File Units Communication Help caw gt Ge sun Qplus Oy Controller Results Fanuc 1618460480 X Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval PEE Compensation points Compensation parameters Backlash y1 y3 v5 vi v2 vid v6 vis 00000000 Parameters 80 Axis number hy Parameter area start a Compensation interval mm fo Magnification ho Machine tool increment MS mm 0 001 Detection unit MS 2 r Bidirectional compensation E NNNNNODOrFGOD 9 1 Parameter Options Axis number Axes number specifies which axis is to be compensated The compensation file parameter options are changed accordingly Parameter area start Parameter area start is the offset value to be added to the address of the compensation parameters This is how different axis compensation parameter areas are separated The maximum parameter address is 11023 Compensation interval Compensation interval defines how many compensation points are needed Decreasi
57. rial port COMI COM2 or other port then press OK CNCcomp now sends the file to ND720 760 CNCcomp After CNCcomp finishes sending the file the message The file has been sent successfully is displayed ND 720 760 After the file transmission is completed the display unit returns to TRANSFER ND 720 760 Press key to proceed with other data transfer tasks or exit transfer function by press CL key 70 13 10 Automatically Send Compensation File to ND 7xx Note This function is only available with software version 246271 08 or higher Please check the backside of the display units for the software version l 2 13 10 11 12 ND 720 760 Check that the display unit is switched on CNCcomp Select menu Communication Send File to Controller Automatically or click toolbar button Send File to Controller Automatically CNCcomp A dialog is displayed which let the user select the compensation file to be sent Select the file and confirm with Open button CNCcomp If the transmission of compensation file is successful the message Sending file completed is displayed Otherwise an error massaged is presented 11 Manually Send Parameter File to ND 7xx ND 720 760 Press SPEC FCT key ND 720 760 Press 1 2 key until Parameter is displayed ND 720 760 Press ENT key and 1 2 key P00 CODE is displayed ND 720 760 Enter the code number 486153 and confirm with ENT key TRANSFER
58. s 6 4 Serial Communication Parameters Before it is possible to read or write any parameters to Fanuc some communication settings in the controller should be manually checked Please refer to Fanuc 0 00 manuals for details 6 5 Serial Cable Please refer to Fanuc 0 00 manuals for details 6 6 Reading Parameters from Controller The operations are similar to the operations of reading parameters from Fanuc 16 18 160 180 controller Please refer to Fanuc 0 00 manuals for detail operations with the controller 6 7 Sending New Pitch Compensation Values to Controller The operations are similar to the operations of sending new pitch compensation values to Fanuc 16 18 160 180 controller Please refer to Fanuc 0 00 manuals for detail operations with the controller 25 7 Fanuc 10 11 12 100 110 120 e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Reading Parameter File e Serial Communication Parameters e Serial Cable e Reading Parameters from Controller e Sending New Pitch Compensation Values to Controller 26 CNCcomp CNC Pitch Error Compensation File Units Communication Help Aq gt Ge sun Qplus Oy Controller Results Fanuc 10 11 12 100 110 120 X Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval PEE Compensation points
59. s Installer 4 5 Windows Vista of the installation CD CNCcomp runs on Microsoft NET Framework Version 4 0 and thus also it must be installed If CNCcomp doesn t start you most probably haven t yet installed NET Framework Please go to Microsoft Windows Update and install Microsoft NET Framework Version 4 0 The installation file can also be found in the directory Microsoft NET Framework 4 0 of the installation CD Windows 2000 and 95 CNCcomp 4 5 doesn t run on Windows 2000 or Windows 95 Please either use previous CNCcomp version 4 4 or upgrade your operating system Acrobat Reader The help file of CNCcomp is made in PDF format You can download Acrobat Reader from http www acrobat com to read the PDF file An installation file of Acrobat Reader can also be found in the directory Acrobat Reader 5 1 of installation CD 2 Registration After the installation of CNCcomp all users should register their copies of CNCcomp within 60 days The registration of CNCcomp includes 3 steps 1 Sending registration information to Qplus Ltd 2 Receiving registration key from Qplus Ltd 3 Inputting the registration key These 3 steps are described in detail as follows 2 1 Sending Registration Information Starting from CNCcomp version 4 0 if the software copy is not registered a registration dialog box is displayed when the program starts asking the user to send the registration information or input registration key
60. s been used 11 3 Reading Parameter file Program asks for Heidenhain configuration file This file determines collection of actual compensation files used in the controller Hence if the configuration file and corresponding compensation files have been downloaded from the controller CNCcomp can read all the information Configuration file has the file extension cma or snc and compensation files have the extension com or vnc If the configuration file consists of more than one configuration sets CNCcomp will ask the user to select a set to edit One has to select the set that was active in laser measurement Based on the selection the program reads active compensation files and creates later new compensation files on top of them It is also possible to create a new set at that moment press button New which causes the new tables to be created on empty basis Copy duplicates the selected set It also copies the compensation files of the source set After the selection of compensation set the program reads corresponding compensation files automatically they have to be located in the same directory as configuration file and have the same names as they have in the controller 51 Select Heidenhain compensation configuration set OK Cancel New Copy It is not necessary to download all compensation files from controller if those axes are not going to be compensated However it is necessary to download the configuration
61. sed to create files This is by default but is possible to change using the following key Heidenhain TNC 426 430 Comma 3 8 Measurement File Options Measurement file options are the same for most of the controller types Reference point is the machine coordinate value of the reference point If measurement file includes several measurement runs sets they are all listed in a Measurement set s list box It is possible to select just one or several sets for the compensation If more than one set is selected the average of all selected measurement sets are used for the compensation 3 9 Calculation The calculation is done by pressing the menu File Calculate Compensation File the toolbar button Calculate Compensation or the arrow sign in the middle of the screen Calculation results are displayed on the right side of the screen If the measurement is one directional the backlash value will not be calculated and hence will be kept empty 13 3 10 Saving Compensation File Compensation file is saved by clicking the menu File Save or toolbar button Save after which the save file dialog is opened 14 4 Siemens 800 e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Sending new compensation tables to Siemens 800 series 15 CNCcomp CNC Pitch Error Compensation File Units Communication Help la E la E d 3 Ge sun Qplus Oy Controller Results Siemens 8
62. ser give the name of the parameter file to be saved CNCcomp Give the file name and confirm with Save button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the serial port COMI COM2 or other port then press OK CNCcomp is then ready to receive data a dialog is displayed showing the number of bytes received ND 221B 231B 281B Press CL key together with MOD key ND 221B 231B 281B Press 1 2 key for multiple times until P00 CODE is displayed ND 221B 231B 281B Enter the code number 486153 and confirm with ENT key TRANSFER is displayed ND 221B 231B 281B Proceed by pressing the ENT key and then press key multiple times until SEND PARAM is displayed ND 221B 231B 281B Press the ENT key the parameter file is sent over the RS 232 C V 24 interface After output is completed the display returns to TRANSFER CNCcomp After the file is completely received the message File received and saved is displayed ND 221B 231B 281B Press key to proceed with other data transfer tasks or exit transfer function by press CL key 12 8 Automatically Receiving Parameter File from ND 2xxB Note This function is only available software version 349797 08 or higher Please check the backside of the display unit for the software version l Ze ND 221B 231B 281B Check that the display unit is switched on CNCcomp Select menu Communication Receive Fil
63. sfer measured data in ASCII format between PC and the display unit A connecting cable with full wiring or simplified wiring can be used The wiring schemas can be found respectively in Page 47 of N720 760 User s Manual 67 13 5 Manually Receive Compensation File from ND 7xx l 10 11 12 CNCcomp Select menu Communication Receive File from Controller Manually or click toolbar button Receive File from Controller Manually a dialog is displayed to let the user give the name of the compensation file to be saved CNCcomp Give the file name and confirm with Save button Communication Parameters dialog is displayed CNCcomp Set the appropriate Baud rate and select the serial port COMI COM2 or other port then press OK CNCcomp is then ready to receive file a dialog is displayed showing the number of bytes received ND 720 760 Select special function with SPEC FCT key ND 720 760 Press 1 2 key for multiple times until Parameter displayed ND 720 760 Select ENT key and 1 2 key P00 CODE is displayed ND 720 760 Enter the code number 486153 and confirm with ENT key TRANSFER is displayed ND 720 760 Proceed by pressing the ENT key ND 720 760 Depending on the target axis press key until SEND CMP X SEND CMP Y or SEND CMP Z is displayed ND760 has 3 axes X Y and Z ND 720 has only two axes X and Y ND 720 760 Press the ENT key the parameter list is output over the
64. ter file name and after that it asks if user wants to read in also the existing pitch compensation values This makes it possible to measure and compensate machine tools without first clearing pitch compensations and thus speed up the whole measuring process 10 3 Calculation The calculation is done by pressing the menu File Calculate Compensation File the toolbar button Ca culate Compensation or the arrow sign in the middle of the screen If the machine parameter file has been read before calculation CNCcomp will also 46 check whether there is any interference between the calculated compensation parameters and the existing compensation parameters of other axis on the same machine If Interference has be found a dialog box will be shown displaying a warning the number of needed compensation points and current free parameter areas and the user can decide whether to continue or cancel the calculation Free parameter areas with round brackets are not big enough to accommodate the current compensation points while the free parameter areas with square brackets are big enough CNCcomp DY New compensation parameters may interfere with existing compensation parameters of axis 2 Do you want to continue Number of needed compensation points 160 Current free parameter area 0 100 158 200 258 1535 Important Notice If user selects yes the overlapped part of the existing parameter values will be overwritten by the new compensat
65. the file downloaded from the controller Parameter N1004 bit 0 and 1 defines the machine tool increment system as following N1004 0 N1004 1 Increment System Least Command Increment Value 0 0 IS B 0 001 mm 0 0001 inch 1 1 IS A 0 01 mm 0 001 inch Also the command multiplier CMR can be read from the parameter file via N1820 and N1816 7 If N1816 7 1 CMR 1 N1820 N1820 has the valid range of 1 to 27 If N1816 7 0 CMR N1820 0 5 N1820 has the valid range of 1 to 96 Detection Unit Command Increment CMR Add to existing pitch compensation If existing pitch compensation has been read from controller the new compensation values can be actualized cumulatively to old ones If user wants to measure and compensate without clearing the old compensations first carry out measurements with compensation set to active then read the old values into CNCcomp and make the calculation with this selection checked Important Note The range of the new compensation table to be generated is decided by the current measurement file Therefore if part of the old compensation range is outside the current measurement range it will be neglected in the new compensation table which means that the old compensation values outside the current measurement range are simply lost 7 2 Reading Parameter File First the program asks for the parameter file name and after that it asks if user wants to read in also the old pitc
66. the possible selection of compensation axis ND 720 supports 2 axes X and Y ND 760 supports 3 axes X Y and Z Important Note Depending on the software version the display units can have either 64 compensation points with fixed intervals or 200 compensation points with free interval Please check the backside of the display units for the software version If the software version is 246271 08 or higher then ND7x0 xxx 08 higher should be selected Otherwise select ND7x0 xxx 07 lower Compensation axis Compensation axis specifies which axis is to be compensated If current compensation settings have been read in earlier Compensation Axis is set accordingly Compensation interval Compensation interval defines distance between consecutive compensation points For the units with software version 246271 07 or lower interval can only be a fixed size 2 n 1000 and thus one has to select a suitable step from predefined choices Because amount of compensation points per table is restricted to 64 sometimes it might be 66 necessary to increase step size Program will show a message if the step size is too small For the units with software version 246271 08 or higher interval can be decided freely The program will give a warning if the compensation table cannot reach the end of the measurement range with the specified interval the end point of compensation table Cz locates at the right of measurement end point Mr Start of comp
67. tion File e Reading Parameter File e Serial Communication Parameters e Serial Cable e Reading Parameters from Controller e Sending New Pitch Compensation Values to Controller 43 CNCcomp CNC Pitch Error Compensation File Units Communication Help la Es la Py Ge sun Qplus Oy Controller Results Fanuc 30 31 32 300 31 04 320 X Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval PEE Compensation points Compensation parameters Y 1 3 v5 v7 v2 ws Me M8 Backlash NO360501A41P00000000 NO3620Q1A1PS1 Parameters Axis number hh y Parameter area start gt Compensation interval mm fo Magnification 5 Machine tool increment MS mm 0 001 Detection unit MS 2 Interpolation between compensation points Bidirectional compensation 10 1 Parameter Options Axis number Axis number specifies which axis is to be compensated The compensation file parameter options are changed accordingly The valid range for is 1 to 32 for Fanuc 30 300 1 to 20 for Fanuc 31 310 and 1 to 9 for Fanuc 32 320 Parameter area start Parameter area start is an offset value to be added to the address of the compensation parameters This is how different axis compensation parameter areas are separated The valid range is 0 to 1535 In case of bidirectional compensation it is the offset
68. tly from this application This function is started by selecting the menu Communication Send File to Controller Manually or toolbar button Send File to Controller Manually A file selection dialog will be opened after the user select the file to be sent Communication Parameters dialog is displayed Communication Parameters Baud rate C 110 150 300 C 600 1200 C 2400 4800 9600 19200 38400 Data bits Stop bits Ce 7 Ca CA Parity Flow control C None C Odd Even C Mark C Space Xonixoft C Hardware C None Communication port com x 11 Set the parameters according to the controller settings and RS cable Prepare the controller to receive data and file transfer is started immediately after the OK button is pressed For Heidenhain ND 2xx B and ND 7xx display units files can be sent to the devices automatically Refer to chapters for ND 2xx B and ND 7xx for details 3 4 Receiving Files from Controller It is possible to receive files from a controller using a serial communication cable This function can be selected from the menu Communication Receive File from Controller manually or toolbar button Receive File from Controller Manually Program will ask for the file name When working with a Heidenhain TNC 426 430 or iTNC 530 use the same file names as in controller For other controllers a user can use any file name that is convenient for him After the file name is specified CNCcomp asks f
69. to be sent Select the file and confirm with Open button 4 CNCcomp If the transmission of parameter file is successful the message Sending file completed is displayed Otherwise an error massaged is presented 72 14 Beckhoff TwinCAT CNC e Measurement File Options e Parameter Options e Calculation e Saving Compensation File e Reading Compensation File e Announcing the Compensation Table 73 CNCcomp CNC Pitch Error Compensation File Units Communication Help ca E la y gt 2 gt Je sun Qplus Oy Controller Results Beckhoff TwinC amp T CNC X Measurement points Maximum positive error Measurement Maximum negative error Measurement file X1 LIN Compensation interval Distance to reference point mmp 0 Change nterval Trancio Compensation points Compensation parameters Backlash y1 y3 v5 YT v2 vid v6 vis Parameters interval kw_startpos 7950000 Axis number kw_nr_max 33 unit 1 bilateral 1 Axis name modulo o table 0 setpoint 7950000 table l setpoint 7450000 table 2 setpoint 6950000 table 3 setpoint 6450000 table 4 setpoint 5950000 Bidirectional compensation A table 5 setpoint 5450000 table 6 setpoint 4950000 table 7 setpoint 4450000 Modulo axis compensation E table 8 setpoint 3950000 table 9 setpoint 3450000 14 1 Measurement File Options Distance to reference point Distance to reference point controls the location of t
70. to reference point controls the location of the measurement range in machine If position data in the measurement file are taken in machine coordinates this value should be 0 If not as shown in the figure below this value is the distance from origin of the machine O to the origin of measurement O which is value r Please also notice that if the machine origin O locates at the left of the measurement origin O then r lt 0 If the machine origin O locates at the right of the measurement origin O then r gt 0 By default the measurement range is aligned with the machine so that the machine origin O is overlapped with measurement origin O Please notice that users can have cases which are different from the default setting 65 Measurement Range O Mx Measurement Axis Measiremert End Measurement Coordinate Measurement Origin Measurement Start Compensation Table Start D 0 Cr Machine Axis A Y Machine Coordinate Compensation Range Measurement and Machine Coordinates If measurement file includes several measurement runs sets they are all listed in Measurement set s list box It is possible to select just one or several sets for the compensation If more than one set is selected the average values of all selected measurement sets are used for the compensation 13 2 Parameters Options Model Model specified the model type of the display unit ND 720 or ND 760 The selection of model decides
71. translate compensations to other units when they switch units in controller In fact this is normally done automatically by controllers themselves 12 3 6 Reading Parameter File Menu File Read parameters from reads the CNCcomp parameters into the program which may have influence to pitch compensation This functionality is supported for Fanuc 0 00 Fanuc10 11 12 100 110 120 Fanuc 15 Fanuc 16 Heidenhain TNC controllers and Heidenhain ND units Operations of this functionality differ slightly 3 7 Software Setting File Users normally do not need to change settings described here but in case of some problems these settings might be helpful Some controller specific values can be changed in the initialization file Initialization file named CNCComp ini is located in the main installation directory It is possible to define header and footer line for each controller type in the file Header line is always added to the beginning of the compensation file and the footer is added to the end of the compensation file For some controllers it is possible to define the line end characters which are used when file is send via serial port Line end characters can be freely modified by changing the Line end parameter in the initialization file Line end parameter can include 3 ASCII codes of characters separated by comma For example LineEnd 13 10 10 Carriage Return Line Feed Line Feed Heidenhain TNC has a setting for a decimal separator u
72. value for positive directional compensation The valid range is 0 to 1535 In case of extended bidirectional compensation the valid range is from 0 to 2559 Compensation interval Compensation interval defines the distance between two neighboring compensation points It decides how many compensation points are needed By decreasing the interval smaller compensation steps are needed Magnification Magnification amplifies the used compensation step If the magnification is then the 44 compensation step is the same as detection unit Machine Tool Increment Machine tool increment is the used linear scale accuracy for the machine tool Increment can be read from a downloaded machine parameter file If this value is read from a machine parameter file it is read only With this controller type it is possible to read the current machine tool increment system from the file downloaded from the controller Parameter N01013 0 N01013 1 N01013 2 and N1013 3 define the machine tool increment system in the following way N1013 N1013 N1013 N1013 Least Command Increment Abbreviation 0 1 2 4 0 0 0 0 0 001 mm 0 0001 inch IS B 1 0 0 0 0 01 mm 0 001 inch IS A 0 1 0 0 0 0001 mm 0 00001 inch IS C 0 0 1 0 0 00001 mm 0 000001 inch IS D 0 0 0 1 0 000001mm 70 0000001 IS E inch Detection Unit Detection unit is the unit by which compensation is made If this value is read from parameter
73. xit from program management of controller 13 If necessary one can copy the files to a different computer so that CNCcomp can access them 14 After these files have been read into the computer they should be read into the CNCcomp using Read parameters from file function CNCcomp first asks for the name and location of configuration file extension CMA or SNC After the configuration file has been read successfully 1t will continue until all the compensation files with extension COM or VNC defined in the configuration file are read Note TNCremo software can be downloaded free of charge from Heidenhain web site at http www heidenhain com techdata html Follow the link Document Downloads and then Download Area 53 11 6 Serial Cable RS232 cable shouldn t be longer than 3 meters The pins of the cable should be connected according the following diagram Heidenhain TNC has a 25 pin connector A Computer commonly has a 9 pin connector The diagram on the left side illustrates the cable schema to connect to the Heidenhain TNC when it has a connector in a chassis of a machine tool adapter block This is the most common case FS 6 o g La 2 La 3 teilg I lg 3 L70166 2 15 a 04 d A 04 3 a 17 a ao ai 05 i z 05 3 7 O18 018 1 06 5 96 1519 13 19 2 Lo7 2 OF 2 020 1 020 08 2 108 3 Tr 01 2 T og 73 023 Th sor a son a T
74. y the compensation file is sent over the RS 232 C V 24 interface After the sending is completed the display returns to TRANSFER CNCcomp After the file is completely received the message File received and saved is displayed ND 221B 231B 281B Press key to proceed with other data transfer tasks or exit transfer function by press CL key 12 6 Automatically Receiving Compensation File from NC 2xxB Note This function is only available with software version 349797 08 or higher Please check the backside of the display units for the software version l De ND 221B 231B 281B Check that the display unit is switched on CNCcomp Select menu Communication Receive File from Controller Automatically or click toolbar button Receive File from Controller Automatically CNCcomp In the dialog Select File Type to Be Received select X compensation file and press OK CNCcomp A dialog is displayed which let the user give the name of the compensation file to be saved Give the file name and confirm with Save button CNCcomp If the transmission of compensation file is successful the message File received and saved is displayed Otherwise an error massaged is presented 60 12 7 Manually Receiving Parameter File from ND 2xxB l 10 CNCcomp Select menu Communication Receive File from Controller manually or click toolbar button Receive File from Controller Manually a dialog is displayed to let the u

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