HB 548.44
Contents
1. n5 j This parameter indicates how many piece presence sensors are used in acquiring the images of the pieces introduced no long modification This display appears when the parameter Number of piece presence sensors is greater than 1 Piece presence sensor interaxis 2 5 Max 19999 EEn IBE This is the distance between piece presence sensor 1 and piece presence sensors 2 3 4 and 5 The display will show only the interaxes relative to the sensors programmed with parameter a5 Number of heads Max 20 Number of heads used on the equipment By setting the value lower than or equal to 8 the interruption of comparisons is 1 millisecond By setting a value of more than 8 the interruption of comparisons is 2 milliseconds Heads interaxis 1 20 Max 19999 mEECAa i 2445 This is the distance from the heads to the piece presence sensor 1 The display will show only the interaxis relative to the number of heads programmed in parameter nt Page 13 of 32 HB 548 44 QEM FUNCTION DISPLAY DESCRIPTION Choice of head functions 1 20 pee 0 Head not present 1 Honing head 2 Milling head 3 Grinding head CI K J P 0 When the machine is running below the zero speed threshold parameter SQ the heads remain in position al 1 When the machine is runnin2. 23 45 of milling operations The operator can introduce its value and i confirm with ENTER N B If the programmed parameter IF is other than zero the parameter FF must be set on zero and vice versa With both quotas at zero the head is disabled Arequest is made to introduce the length expressed in millimetres of the milling performed by head 1 length of milling operations The LE operator can introduce its value and confirm with ENTER On confirming with ENTER a request is made to introduce the distance between the start of the piece and the start of milling operations with head 2 and so forth up to the programming of the last enabled head T rr 2an Continued on next page Page 20 of 32 Q Jen HB 548 44 Description Keyboard Display With a grinding head The operator can introduce the linear metres after which the j A solenoid valve must be operated to compensate the wear on the ca I OL grinder andconfirm with ENTER Ifthe operator sets the value uit i445 zero the had will be disabled A request is made to introduce the time expressed in seconds of head activation after reaching the metres set in the previous parameter The operator can introduce its value and confirm with ENTER The screen will return to the displays in use N B Ifin set up the parameter is seton 2 or 3 anda variation is made to the data of the programme in use output U1 is acti
3. L bed Up Enabling piece acquisition to zero 0 Evenwhenthe beltis lower than the value inserted in the zero threshold speed it is acquired all the state change activation de activation by the 11 input piece presence 1 When the belt speed is lower than the value inserted in the spend zero threshold speed it is not acquired the de activation by the l1 input piece presence Interspace This parameter establishes if it must consider one piece single Min 0 ip inn two pieces that are between them a lower space that programmed Max i in this parameter ax 9999 N B But the piece count counts always 2 separate pieces This display appears if the parameter Number of piece presence sensors is greater than 1 rar Itis the tolerance of the sensor for piece correction respect of the EOLL 7294 piece beginning If the piece position is different for more than this Tolerance for l value the instrument intervenes into modality fixed established Sensor _ to the parameter function mode piece tolerance correction for piece correction This parameter must be set to a lower value to the min Max 9999 measurement by the working pieces N B If is set to 0 the control are disable This display appears if the parameter Tolerance for sensor for piece correction are different to 0 Function method sensor tolerance piece correction mPEoL Le n
4. Linear metres worked By pressing the shown key the counter for worked linear metres is reset to zero N B If a series of horizontal dashes it means that the counter is in overrange so is necessary to reset it in order to allow the right grinding heads functioning Upper right hand display Belt speed expressed in m min Lower right hand display Number of pieces worked By pressing the shown key the worked piece counter is reset to zero Upper right hand display Frequency meter Lower right hand display Piece length determinedby the set up parameter Piece presence offset Press the key shown to reset count to zero Should the operator introduce a value that is not within acceptable limits e D x 1 sec d x 1 sec N x 1 sec N 370 ma DA cJ af T CI CI Fan pE 123456 ia Page 24 of 32 HB 548 44 gem 4 2 OPERATION GRAPHS AND TABLES HONING AND MILLING HEADS Sensor no 2 s i Headn x gt Head 2 Head 1 J Piece presence Piece pres sensor 1 1 sensor 2 lt gt gt A by O O O O O7 O O 04 lt Encoder count Forward movement motor Pi
5. it commands the start of head motor 19 44 U25 ON C 34 Descent of head 20 When activated if the instrument is in function mode Heads activation U2 OFF this commands the descent of head 20 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 20 Key C Continuous signal Page 12 of 32 HB 548 44 Qem CHAPTER 3 SETTING UP FOR OPERATION 3 1 SET UP As these parameters set the operating mode of the instrument access is restricted to the installer only A password must be entered to access the programming with the following procedure Description Keyboard Display Access the set up programming mn U Gio PASS H_ OLS ON Introduce the access code 548 and confirm with ENTER 5 4 8 Exit is possible at any time after introducing the password by pressing the F key CE FUNCTION DISPLAY DESCRIPTION This parameter sets what the encoder revolution impulses must FE fina vo be multiplied by to have the length display in the desired unit of AOU Ut quota Values from 0 00200 to 4 00000 can be entered bearing Encoder in mind that the frequency of the PH phases must not exceed the resolution instrument s maximum count frequency N B Refer to the Installation maintenance and servicing manual Number of piece presence sensors
6. l l Z i T i i T i T u2 i l i i l 7 U3 I i i 7 i i i l u Ti u vE j nE 23 E E EE E o ME LI 5 5 se te 16 Heads activation OFF Motors start ON Z Motors start U2 Heads activation OFF Motors start ON U6 U25 Heads command 1 20 U3 End of start Si attiva l ingresso 16 e quindi lo strumento cambia il modo di funzionamento da attivazione teste ad avviamento motori Tutte le uscite relative alle teste U6 U25 vengono disattivate Dopo il tempo l tempo passaggio attivazione avviamento lo strumento attiva l uscita U2 e abilita il modo di funzionamento avviamento motori All attivazione dell ingresso Z si ha l inizio della procedura di partenza in cascata dei motori e si attiva l uscita relativa alla prima testa abilitata in set up in ordine crescente Trascorso il tempo ES tempo intervallo start motori si ha l attivazione dell uscita relativa alla successiva testa abilitata in set up Trascorso il tempo ES tempo intervallo start motori si ha l attivazione dell uscita relativa alla successiva testa abilitata in set up Nel caso in cui venga attivato nuovamente un comando di start motori Z questo non viene elaborato Un nuovo comando di start sar elaborato solo nel caso in cui lo strumento passi prima in modo di funzionamento attivazione teste U2 OFF e poi ritorni in modo di funzionamento avviamento motori U2 ON Si attiva l
7. uscita dell ultima testa abilitata e ha termine la procedura di start motori segnalata dall attivazione dell uscita U3 Si disattiva l ingresso 16 e lo strumento cambia il modo di funzionamento da avviamento motori ad attivazione teste Tutte le uscite relative alle teste U6 U25 e l uscita U3 vengono disattivate Trascorso il tempo ke tempo passaggio awiamento attivazione lo strumento disattiva l uscita U2 ed abilita il modo di funzionamento attivazione teste Page 29 of 32 HB 548 44 gem MIX CYCLE U4 LA kd LA kd LA td LA td LA The mix cycle starts when the instrument is switched on and will continue to activate and deactivate output U4 mix out according to the times set in set up parameters EA and Ed until the instrument is switched off Page 30 of 32 HB 548 44 gem CHAPTER 5 ASSISTANCE 5 1 INPUT AND OUTPUT TROUBLESHOOTING The instrument provides troubleshooting for the input and digital output logic status according to the numbers displayed it is possible to understand whether an input arrives at the instrument and if an output has been energised The first display after access to the diagnostics function refers to the inputs status if number 1 is displayed this means that input 1 has been activated if number 2 is shown this means that input 2 has been activated and so on Input Z transducer zero impulse is signalled with a C if this is shown there is no zero impuls
8. HB 548 44 User s manual N e SY BHA 4 DO c A rEL OL O L OL Ol4 OLS ODIO CONTROL OF HONING MILLING AND GRINDING MACHINES WITH A MAXIMUM OF 20 HEADS WITH THE POSSIBILITY TO CONTROL CASCADE STARTING OF THE HEAD MOTORS HB 548 44 gem LIST OF SUBJECTS DEALT WITH IN THIS MANUAL CHAP 1 INTRODUCTION Supplementary nature of manual References Responsibility and validity Description of operation CHAP 2 OPERATOR MACHINE INTERFACE Description of keyboard 2 1 Description of inputs 2 2 Description of outputs 2 3 CHAP 3 SETTING UP FOR OPERATION Set up Calibrations CHAP 4 USE Work programmes and auxiliary functions Operation graphs and tables CHAP 5 ASSISTANCE Inputs and outputs troubleshooting 5 1 Howto complete the technical assistance fax form 5 2 Warranty 5 3 Page 2 of 32 HB 548 44 CHAPTER 1 INTRODUCTION Q Jen 1 1 SUPPLEMENTARY NATURE OF MANUAL This manual is to be considered as a supplement to the Installation maintenance and servicing manual which contains information on wiring checking and eliminating faults start up and maintenance procedures This manual gives instructions on the use and correct programming of the instrument You are urged therefore to read the manual carefully and if you have any queries to contact QEM for further explanations by sending the assistance fax contained i
9. LI 0 If it is sensed an tolerance error no correct the piece position 1 If it is sensed an tolerance error the piece is not worked any more until his machine exit N b When an tolerance error intervenes they are actived in continuous method the L4 Led and the U5 output Between F 4 function can be reset to zero the L4 led and U5 output When programming of the last function is terminated the display in use before entering set up will reappear Page 16 of 32 HB 548 44 gem MEMORY CONFIGURATION The groups are sub divided according to the following formula Number of heads used set up Memory configuration set up The eventual remainder is added to the last group Example Number of heads 17 Memory configuration 3 The first group consists of heads 1 2 3 4 and 5 The second group consists of heads 6 7 8 9 and 10 The third group consists of heads 11 12 13 14 15 16 and 17 N B Both honing and milling heads can function simultaneously within the same group 3 2 DYNAMIC CORRECTION HEADS For every head enabled there is the possibility of inserting a correction value on the intervention quota to compensate any eventul differences in the same heads time intervention Description Keyboard Display SSS Access to head correction function CF 4 3 car LES i 12454 OLS ON The operator can introduce the correction descent ascent value 0 j 8 E require
10. R MACHINE INTERFACE 2 1 DESCRIPTION OF KEYBOARD Key Function Normal operation pressed after the F key they select the functions available Data input allows entry of data Normal operation allows access to writing of work data Data input not used FI Normal operation Impulse pressure selects the previous display Continuous pressure scrolls the displays at intervals of 0 25 seconds Data input inserts or removes the sign Normal operation impulse pressure selects the successive display Continuous pressure scrolls the displays at intervals of 0 25 seconds Data input inserts the decimal point Normal operation enables the selection of the functions Data input not used Normal operation pressed for 1 second during displays resets to zero the counters displayed Data input deletes the input value and reverts to the old value Normal operation not used Data input confirms the datum entered O VO gt OL Lights up when process data are introduced Ole This lights up when 30 or more pieces are being processed simultaneously OL Lit when the encoder count is negative in this case the encoder phases must be exchanged O L4 Lights signaling not correction piece for sensors correction OLS Lights up when key F is pressed CF Page 7 of 32 HB 548 44 Q Jen Seo amp CISIOIOIORO Access to password protected functions Cho
11. after activation for 2 seconds operations are restarted 21 I5 ON C 16 Piece presence sensor 5 Fixed sensor for acquiring the image position for the pieces introduced in an intermediate area of the conveyor belt 22 16 on C 16 Headactivation Motors start In heads activation the instrument activates and de activates the outputs OFF according to the comparison of the quotas for the pieces introduced In motors start the instrument activates outputs in cascade to start the heads motors Legend C Continuous signal Impulse signal Descrizione Terminal bloach Name 1 Vac Instrument power supply voltage Alternating voltage as per code in your order 2 Vac Instrument power supply voltage Alternating voltage as per code in your order 3 GND Ground connection A conductor of 4 mm is recommended 4 Transducers positive power supply Positive voltage supplied by instrument for instrument and transducers inputs power 5 Transducers negative power supply Negative voltage supplied by instrument for instrument and transducers inputs power Page 9 of 32 Qem HB 548 44 COUNT INPUTS S x a a 5 Description E s E z 13 PHA N P PE Input phase A incremental transducer 14 PHB N P PE Input phase B incremental transducer 15 Z N P PE Motors start Enabled onl
12. commands descent of head 4 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 4 28 U10 ION C 23 Descent of head 5 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 5 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 5 29 U11 ION C 23 Descent of head 6 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 6 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 6 30 U12 ION C 23 Descent of head 7 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 7 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 7 31 U13 ION C 23 Descent of head 8 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 8 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 8 32 U14 ON C 23 Descent of head 9 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 9 if instead the instrument is in function mode Motors start U2 ON it commands the start of hea
13. d max 9999 min 9999 and confirm with ENTER On confirming with enter is enabled the introduction of descent ascent correction by the second head N B If the head is not enabled or in grinder configuration the display is referred to the next head The correction values introduce are refering to the reference speed introduced in set up The operaton can introduce the correction descent ascent head value 2 required and confirm with ENTER so until to the correction 09 for E 5 by the last head enabled ay oy S B gt 24 By pressing the shown key after making a change and before A confirming with ENTER the display will return to showing the value present before the change Press the shown key the diplay the succession of correction value Cy vy To exit the function at any time press the shown key OLS OFF Page 17 of 32 HB 548 44 gem CHAPTER 4 USE 4 1 WORK PROGRAMMES AND AUXILIARY FUNCTIONS INTRODUCING THE WORK PROGRAMMES SET UP PARAMETER MEMORY CONFIGURATION SET ON 0 Description Keyboard Display A t iti f k ccess to writing of work programmes D Brabe nr i OL ON The operator can choose the programme in which to enter work data and confirm with ENTER I 3 lt N B If only honing heads have been programmed in set up only the data relative to honing heads will appear if only milling heads have been programmed only the
14. d motor9 33 U15 ON C 23 Descent of head 10 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 10 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 10 35 U16 ON C 34 Descent of head 11 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 11 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 11 36 U17 ION C 34 Descent of head 12 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 12 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 12 37 U18 ON C 34 Descent of head 13 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 13 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 13 Continued on next page Page 11 of 32 HB 548 44 gem S 213 D Q gt 5 x lt CI S S Description E E S ST ISI amp S Z 9 lt x 38 U19 ON C 34 Descent of head 14 When activated if the instrument is in function mode Heads activation U2 OFF this commands the descen
15. data relative to milling heads will appear and if only grinding heads have been programmed only the data relative to grinding heads will appear With a honing head q LA The operator can introduce the delay or advance expressed in UP 3 Hog millimetres between the start of the piece and the descent of the i head start of honing operations and confirm with ENTER ae A request is made to introduce the delay or advance expressed in millimetres between the end of the piece and the ascent of the head end of honing operations The operator can introduce this value and confirm with ENTER The screen will return to the displays in DE use With a milling head du ot A The operator can enter the distance expressed in millimetres IF feats between the start of the piece and the start of milling start of milling operations and confirm with ENTER a qunk Al Arequestis made to introduce the distance expressedin millimetres PE 2745 between the end of the piece and the end of milling end of milling operations The operator can enter its value and confirm with ENTER N B If the programmed parameter IF is other than zero the arameter FF must be set on zero and vice versa i Guobt A LF god Arequest is made to introduce the length expressed in millimetres of milling length of milling operations The operator can enter its value and confirm with ENTER The screen will return
16. delay quota of head ascent in respect to slab end When using the heads as millers the work data can be set with the advance or delay quota for milling start in respect to the slab start and the length of the milling or the advance or delay quota for milling end in respect to the slab end and the length of milling operations When the heads are used as grinders the programme can be set with the linear metre intervals at which head descent is to be set to compensate wear and the time for which it is to remain active The work parameters can be memorised in programmes thus reducing machine setting times when production is changed The instrument allows to perform during the processing some corrections by the working quotas in order to compensate eventual delay in machine s response These corrections are made bearing into consideration the shifting speed of the belt in order that automatically compensate the working quotas according to the speed variations of the same we recommend then to perform the calibration by heads dynamic correction at the maximum speed of the belt in order that reduce error possibilitiy The instrument allows the simultaneous processing of 30 pieces During normal functions the following parameters can be displayed Belt speed Metres worked Number of pieces processed Belt frequency meter and piece length If in set up the parameter Automatic reset is set on 0 or 2 the instrument memorises the quotas of piece
17. e if not shown the zero impulse is supplied to the instrument The following display refers to the logic status of the digital outputs The same correspondence each number corresponds with its equal output for example the presence of the number 4 indicates that the instrument is energising output 4 Description Keyboard Display Access the troubleshooting function The input status will be I J displayed CF RAHA c 5 OLS ON 12345 Press the ENTER key to pass to display the outputs status o o bi HSHbred Press the ENTER key to display the expansion outputs status u EFGH LI LI I LI nFq 5 To exit the function press F CF OLS OFF 5 2 HOW TO COMPLETE THE TECHNICAL ASSISTANCE FAX FORM If we are to provide you with a speedy efficient and high quality service we need your help If ever you need the assistance of QEM in dealing with any technical problems that may arise in your applications and even though all the instructions in the Installation maintenance and servicing manual have been followed the problem persists we invite you to fully complete the fax form enclosed with the installation maintenance and servicing manual and send it to the QEM assistance office In this way our service engineers will have all the essential information for the understanding of your problem thus avoiding long and costly telephone calls In thanking you fo
18. ece to be processed max 30 N B Only the piece presence sensor 1 allows by the piece lenght acquisition The sensors remainders execute only the correction Particularly they move the working head point activation in function by the count acquired when the sensor is actived without change the lenght Page 25 of 32 HB 548 44 IMPIEGO TESTE COME LEVIGATRICI Conveyor belt direction Piece End of Honing end honing area Qem Start of Piece honing start b FL G aa a IL gt lt gt Conveyor belt direction Endof Piece Honing honing end area b FL c Piece Start of start honing Example Before setting the work data the operator must set two parameters Inserting the quota a to identify the advance or delay in head descent from piece start l Quot Al g aeg y y p IL ope fe be q A Inserting the quota b to identify the advance or delay in head ascent in respect to the piece end uot a o 345 Page 26 of 32 HB 548 44 gem USE OF HEADS AS A MILLING MACHINE Use of the head as a miller can be made in two ways 1 Milling on piece start 2 Milling on piece end Case n 1 Conveyor belt direction End of Start of Start milling milling piece b a lt p lt gt Example If head 2 is configurated as a milling machine and milling is to be performed on the piece start the operator will set the programme
19. g below the zero speed threshold p parameter SQ all the heads are raised and descend again when the machine restarts and the speed exceeds the threshold Zero speed This is the number of encoder impulses primary encoder impulses threshold co 234 read in the unit of time 1 second below which the instrument min 1 i 4 considers the machine to be at a stop Filter speed This is the threshold of speed variations expressed in m min threshold EE jag within which the display filter is inserted Averagersadinos Indicates every how many readings in stabilisation the displayed in Li G gg speed is to be calculated when the reading variations are inferior i to the threshold programmed in parameter SF N mber of piece The instrument checks the inputs status every millisecond This resente a ut i gg parameter indicates for how many checks and therefore for how p Sh ck p LI J many milliseconds the input must maintain the logical status so that the instrument can acquire the variation 0 The instrument memorises the quotas of the pieces being A processed and retains them after being switched off U LI Automatic reset 1 When the instrument is switched on again it activates output U1 2 When exiting programming of set up parameters or when work data are changed the instrument activates output U1 3 When the instrument is restarted on exiting the set up parameters or when work data are changed it activa
20. he finished product Page 32 of 32
21. ice of the programme to be executed Restart working Head corrections Reset tollerance error piece correcton Input and output diagnostics Page 8 of 32 HB 548 44 gem 2 2 DESCRIPTION OF INPUTS Characteristics of inputs Refer to the chapter entitled Electrical characteristics in the Hardware structure booklet appended to this manual 8 Sie C S dute S Description E s amp s ISJ G lt 17 11 ON C 16 Piece presence sensor 1 Fixed sensor allowing image to be acquired of the pieces introduced at the conveyor belt input If input 11 ON and the instrument switches off the piece reading will be continued when the instrument and plant are switched on again If the input 11 OFF and the instrument switches off the piece will be ignored when the instrument and plant are switched on again with input 11 ON 18 12 ON C 16 Piece presence sensor 2 Fixed sensor for correcting the position of the image of pieces introduced in an intermediate area of the conveyor belt 19 I ON C 16 Piece presence sensor 3 Fixed sensor for acquiring the image position of pieces introduced in an intermediate area of the conveyor belt 20 14 ON I C 16 Piece presence sensor 4 Fixed sensor for acquiring the image position of pieces introduced in an intermediate area of the conveyor belt If not used as a piece sensor in set up nS less 4 and F 4 set on 1
22. ill return to the displays in use N B If selection is made of a programme different from that in use and the parameter for automatic set up reset H is set on 2 or 3 on confirming with ENTER output U1 will be activated and any eventual pieces being processed will be reset to zero To exit the function at any time press the key shown CF OLS OFF WORKING RESTART Description Keyboard Display Access the operations restart function if in set up the parameter F IH is not set on 1 By pressing the ENTER key for 2 seconds the instrument will perform operations restart and the screen will return to the display in use To exit the function at any time press the key shown OG erm rESEtHrt I II LMU J OL5 ON OLS OFF Page 23 of 32 HB 548 44 RESET TOLERANCE ERRORS OF PIECE CORRECTION Qem Description Keyboard Display Enter the function for zero reset tolerance errors of piece correction if in set up the paramenter EoLLCor is different to 0 Pressing key ENTER for 2 seconds the instrument executes an reset by the tolerance error of piece correction L4 led and U5 output are de activated To exit the function at any time press the shown key DISPLAYS DO Cas o FESEE toLlLlcor OL5 ON OLS OFF Description Keyboard Display Upper right hand display Programme in use Lower right hand display
23. in which to set the following parameters q A The operator must insert quota a to identify the delay in descent of the head from piece start wee LIF Ca This parameter is forced to zero and is used only in case n 2 Quoth i The operator must insert quota b to identify the length of the milling to be performed Tuot A n LI Page 27 of 32 HB 548 44 Case n 2 Q Jen Conveyor belt direction End End of Start of piece milling milling c d lt gt lt gt Example If head 3 is configurated as a milling machine and milling is to be made at the end of the piece the operator must set the following parameters in the work programme r LIF Auot A FF duotA C3HS LE TuotH 000 This parameter must be set on zero to enable the successive one If zero is not set return is made to case 1 The operator must insert quota c to identify the distance between the end of the piece and the end of the milling operation The operator must insert quota d to identify the length of the milling to be performed Case n 2 has been created to simplify things but can be considered equal to case n 1 with the only difference that quota a of case n 1 in case n 2 should be calculated as a Piece length c d Page 28 of 32 HB 548 44 gem USE AS MOTORS START 16 i l
24. n the manual 1 2 REFERENCES The documentation on the instruments designed and sold by QEM has been divided into different booklets for effective and speedy consultation based on the specific type of information required User manual Explanation of software This is this manual giving all the necessary information for the understanding and use of the instrument described The manual deals with the instrument software with information on the understanding programming calibration and use of the instrument described After installing the instrument following the instructions in the installation maintenance and servicing manual this user manual gives all the necessary instructions onthe correct use and programming of the instrument Hardware structure Basic information on the standard hardware in the series plus customisation possibilities This booklet is appended to the user manual and describes the standard hardware configuration for the series of instruments described It also gives the standard electrical technical and mechanical specifications of the series together with the hardware customisation possibilities in relation to the different software versions Installation maintenance and servicing manual All the necessary information for installation maintenance and servicing Allthe essential details onthe correct maintenance and installation The aim is to provide you with valid and accurate i
25. nformation for the manufacture of products of recognised quality and reliability It also gives valid supporting information for servicing applications with QEM instruments installed Page 3 of 32 HB 548 44 gem 1 3 RESPONSIBILITY AND VALIDITY RESPONSIBILITY QEM declines all responsibility for any injury to persons or damage to objects resulting from the failure to observe the instructions and rules in this manual and the Installation maintenance and servicing manual It is furthermore specified that the customer purchaser is bound to use the instrument according to the instructions provided by QEM and if any doubts arise to send a written query to QEM Any authorisation for exceptions or substitutions in use if contested will be deemed valid by QEM only if in writing The reproduction or handing over of all or part of this manual to third parties without the written authorisation of QEM is forbidden Any transgression will result in a claim for compensation for the damages sustained All rights deriving from patents or designs are reserved QEM reserves the right to make partial or complete modifications to the characteristics of the instruments described or corresponding documentation Objective The objective of this manual is to give the general rules for the use of the instrument described Conservation of parameters Write down all the instrument setting and programming parameters and keep them in a safe place to facili
26. ose the programme inwhich to enter work data and confirm with ENTER DI 3 With a honing head The operator can introduce the delay or advance expressed in millimetres between the start of the piece and the descent of head I u 3 1 start of honing operations and confirm with ENTER A request is made to introduce the delay or advance expressed in millimetres between the end of the piece and the ascent of head 1 end of honing operations The operator can introduce this value and confirm with ENTER If the operator sets the value zero the head will be disabled A request is made to introduce the delay or advance expressed in millimetres between the start of the piece and the descent of head I 7 3 E 2 start of honing operations The operator can introduce the value and confirm with ENTER On confirming with ENTER a request is made to introduce the delay or the advance between the end of the piece and the ascent of head 2 and so forth up to the programming of the last enabled head With a milling head The operator can enter the distance expressed in millimetres I one I between the start of the piece and the start of milling with head 1 I sD C IF IB3us start of milling operations and confirm with ENTER A requestismadeto introduce the distance expressedin millimetres I g L A between the end of the piece and the end of milling with head 1 end FF
27. r co operation we wish you all the best in your work NOTE If ever you have to send an instrument to us for repair please read the points below carefully Ifpossible use the original packaging In any event the packaging must protect the instrument from knocks during its journey Enclose a detailed description of the problem that has occurred along with the part of the wiring diagram where the instrument is located in the package If the problem involves data storage enclose the instrument set up programming set up work quotas auxiliary parameters Ifnecessary ask us specifically for an estimate on the repairs If no estimate is requested the cost will be calculated on completion Our service engineers will give priority to instruments that are sent to in accordance with the instructions in these notes Page 31 of 32 HB 548 44 gem 5 3 WARRANTY The warranty conditions are as stated in the general conditions of sale NOTE This product is an electronic instrument and is thus not to be considered as a machine Consequently it is not subject to the requirements stated in EEC Directive 89 392 Machines Directive It is hereby specified that if the QEM instrument is used as a component part of a machine it must not be switched on if the machine does not comply with the Machines Directive The instrument mark does not absolve the Customer fromthe fulfilment of his or her legal obligations regarding t
28. rameter Memory configuration is set on 2 Band C if set on 3 and B C and D if set on 4 If the operator sets the value zero the group is disabled With a milling head The operator can introduce the distance expressed in millimetres q uot Al between the start of the piece and the start of milling start of milling IF ied 4S operations by the heads relative to the first group A and confirm with ENTER Arequestis made to introduce the distance expressedin millimetres A q uot H between the end of the piece and the end of milling end of milling FF 2345 operations by the heads relative to the firstgroup A The operator can introduce its value and confirm with ENTER N B If the programmed parameter IF is other than zero the parameter FF must be set on zero and vice versa With both quotas on zero the group is disabled Arequest is made to introduce the length expressed in millimetres of milling length of milling operations performed with the heads relative to the first group A The operator can introduce its value and confirm with ENTER On confirming with ENTER a request is made for the programming of the heads relative to successive groups B if in set up the parameter Memory configuration is set on 2 Band C if set on 3 and B C and D if set on 4 LF inrnrn L LI LI LI The operator can introduce the linear metres after which the solenoid valve must be activated to compensate
29. s under process and these are reproposed when restarting With input 16 ON The instrumentis used to execute the motors start in cascade In set up will be set the delay time between the motor starting and the following Page 5 of 32 HB 548 44 gem 1 5 STATEMENT OF PARAMETERS IN ORDER THAT THE INSTRUMENT OPERATES AS RELEASE 4 From release 4 to release 6 had introduced some modify added by the instrument function The changes are confern only the different set by the dynamic correction value correction in function by the belt speed of every single head enabled Particulary until the release 4 such value had setto the inside by the function F 3 and for confirming atthe instrument the belt must be activated to the work speed preferably the max speed and than confirm the value with the enter key Such procedure must be repeated for every single head enabled From release 5 such procedure had modified changed Now it is sufficient introduces at the new parameter of reference s speed the value by the working speed sole for all heads enabled and always in the function F 3 introduces the correction values for every single head They are also added the new functionalities as enables acquisition piece to zero speed interspace tolerance piece correction If not want to use these new functionalities it is sufficient set to 0 at their parameters of set up Page 6 of 32 HB 548 44 gem CHAPTER 2 OPERATO
30. t of head 14 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 14 39 U20 ON C 34 Descent of head 15 When activated if the instrument is in function mode Heads activation U2 OFF this commands the descent of head 15 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 15 40 1U21 ON C 34 Descent of head 16 When activated if the instrument is in function mode Heads activation U2 OFF this commands the descent of head 16 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor16 41 U22 ON C 34 Descent of head 17 When activated if the instrument is in function mode Heads activation U2 OFF this commands the descent of head 17 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 17 42 U23 ON C 34 Descent of head 18 When activated if the instrument is in function mode Heads activation U2 OFF this commands the descent of head 18 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 18 43 U24 ON C 34 Descent of head 19 When activated if the instrument is in function mode Heads activation U2 OFF this commands the descent of head 19 if instead the instrument is in function mode Motors start U2 ON
31. tate any future replacement or servicing operations VALIDITY This manual is applicable to all instrumentation designed manufactured and tested by QEM with the same order code This document is valid in its entirety barring errors or omissions Instrument Manual Modifications to manual Date oF release Release modifications 6 0 New Manual 18 06 04 8 1 Add the note for the overrange counter in displays page 14 10 10 Page 4 of 32 HB 548 44 gem 1 4 DESCRIPTION OF OPERATION The instrument HB 548 44 allows simultaneous management of up to a maximum of 20 working heads which can be arranged using the set up parameters as honing machines milling machines grinding machines or as a command for cascade starting of the head motors With input 16 OFF The instrument is used to execute honing and or milling and or grinding working of marble wood etc material The system consists of a bi directional encoder linked to the forward movement of the material on the conveyor belt and a maximum of 5 fixed sensors to detect piece presence and allow acquisition and correction of the image of the pieces introduced along the whole length of the conveyor belt It is possibile to programme the outputs in 3 different configuration 1 honing 2 milling 3 grinding When using the heads as honing machines the correction data can be set with the advance or delay quota for head descent in respect to the slab start and the advance or
32. tes output U1 Page 14 of 32 QEM HB 548 44 FUNCTION DISPLAY DESCRIPTION Time necessary to This is the delay expressed in seconds when activating input 16 activate start bi FE to change the instrument s function mode from Activate heads i to Start motors Time necessary to This is the delay expressed in seconds when deactivating input start activation LS FE 16 to change the instrument s function mode from Start motors to Activate heads I Used with the instrument in function mode Start motors this Motor start interval as jime LS FE indicates the time expressed in seconds of the delay between LL A the start of one motor and the next 0 Thetimes for activation HA and deactivation td are expressed HE n in seconds 1 The time for activation LA is expressed in seconds the time for deactivation Ed is expressed in minutes Unit of measure for mue umes 2 The time for activation ER is expressed in minutes the time for deactivation Ed is expressed in seconds 3 The times for activation ER and deactivation td are expressed in minutes Output activation J This is the time expressed in minutes or seconds for activating time output U4 mix out to execute the mix cycle Mix out U4 R 123 Max 999 99 Output deactivation This is the time expressed in minutes or seconds for deactivating time i ou
33. the wear on the grinder and confirm with ENTER If the operator sets the value zero the group will be disabled With rinding head ono A fot Al Continued on next page Page 22 of 32 HB 548 44 Q Jen Description Keyboard Display A request is made to introduce the time expressed in seconds for activating the grinding heads belonging to group A when reaching the metres setin the previous parameter The operator can introdu ce its value and confirm with ENTER The screen will return to the displays in use N B Ifin set up the parameter FA is set on 2 or 3 and a variation is made to the data of the programme in use output U1 is activated any eventual pieces being processed are reset to zero Each time the programme is changed or each time the value is changed for the metres set in the heads configurated as grinders the instrument will activate the relative outputs for the time that has been set Press the keys shown to scroll the various displays To exit at any time press the key shown CHOOSING THE WORK PROGRAMME TO BE EXECUTED vole OL OFF Description Keyboard Display Access to programme choice functions DO SCELER Prk iJ 9 PRA O 15 ON The operator can introduce the number of the programme to be 5 executed and confirm with ENTER The programme selected will d 3 lt be executed and the screen w
34. tis enable Piece correction tollerance function the U5 output is actives when it senses an highter correction to the tollerance value introduced Legend C Continuous signal Impulse signal Page 10 of 32 HB 548 44 gem Characteristics of output expansions U20 Refer to the chapter entitled Electrical characteristics in the Hardware structure booklet appended to this manual S amp D Q S 9 E ae ciocca O S Description E E S S 2 lt 24 U6 ON C 23 Descent of head 1 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 1 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 1 25 U7 ON C 23 Descent of head 2 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 2 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor2 26 U8 ON C 23 Descent of head 3 When activated if the instrument is in function mode Heads activation U2 OFF this commands descent of head 3 if instead the instrument is in function mode Motors start U2 ON it commands the start of head motor 3 27 U9 ON C 23 Descent of head 4 When activated if the instrument is in function mode Heads activation U2 OFF this
35. to the displays in use Continued on next page Page 18 of 32 QEM HB 548 44 Description Keyboard Display With a grinding head m A The operator can introduce the linear metres after which the ia SEEN Eg II J solenoid valve must be operated to compensate the wear on the grinder and confirm with ENTER If the operator sets the value zero the head will be deactivated A request is made to introduce the time expressed in seconds of head activation after reaching the metres set in the previous parameter The operator can introduce its value and confirm with ENTER The screen will return to the displays in use N B Ifin set up the parameter is set on 2 or 3 and a variation is made to the datain use output U1 is activated any eventual pieces being processed are reset to zero Each time the programme is changed or each time the value is changed for the metres set in the heads configurated as grinders the instrument will activate the relative outputs for the time that has been set Press the keys shown to scroll the various displays To exit at any time press the key shown DO r OL OFF Page 19 of 32 HB 548 44 gem INTRODUCING THE WORK PROGRAMMES SET UP PARAMETER MEMORY CONFIGURATION SET ON 1 Description Keyboard Display Access to writing of work programmes N aiio pos O Posie nr i OL ON The operator can cho
36. tput U4 mix out to execute the mix cycle Mix out U4 d ied Max 999 99 This display appears if the parameter Number of piece presence sensors is less than 4 0 The input is not used Functions of Fiy H input 14 1 The input activated for 2 seconds restarts operations The keyboard function F 2 is inhibited Piece presence OFF GEL This is the difference in intervention point between the ascent offset input F ggG front and that of descent of input 11 piece presence Practically 11 Li the value introduced anticipates positive value or delays nega Min 999 tive value the end of the piece in respect to the descent front of Max 999 input 11 Page 15 of 32 QEM HB 548 44 FUNCTION DISPLAY DESCRIPTION P non 0 Programming of work data is one only for all heads maximum onfi EN number of programmes 74 1 Programming of work data is separate for each single head maximum number of programmes 8 2 Programming of work data is divided in two groups maximum number of programmes 37 3 Programming of work data is divided in three groups maximum Memory number of programmes 24 configuration 4 Programming of work data is divided in four groups maximum number of programmes 18 N B See appropriate paragraph Reference 4 El Or Ei It is the speed expressed in mt min of the comparison of SSR A i parameters heads dynamic correction F 3 and offset set speed
37. vated any eventual pieces being processed are reset to zero Each time the programme is changed or each time the value is changed for the metres set in the heads configurated as grinders the instrument will activate the relative outputs for the time that has been set Press the keys shown to scroll the various displays To exit at any time press the key shown D O LI OFF Page 21 of 32 HB 548 44 gem INTRODUCING THE WORK PROGRAMMES SET UP PARAMETER MEMORY CONFIGURATION SET ON 2 3 4 Description Keyboard Display A iti f k s ccess to writing of work programmes D a a nr i OL ON The operator can choose the programme in which to enter work data and confirm with ENTER OSA With a honing head The operator can introduce the delay or advance expressed in n millimetres between the start of the piece and the descent start of OD i I lt honing operations of the heads relative to the first group A and confirm with ENTER qua A 2445 ax D m A request is made to introduce the delay or advance expressed in M millimetres between the end of the piece and the ascent end of d 3 lt A Tok Al honing operations of the heads relative to the first group A The operator can introduce its value and confirm with ENTER On confirming with ENTER a request is made to program the heads relative to the successive groups B if in set up the pa
38. y when input I6 is active it commands the start of the cascade sequence i starting the heads motors For details of the count inputs refer to the chapter entitled Electrical characteristics in the Hardware structure booklet appended to this manual Legend N Transducer with NPN logic P Transducer with PNP logic 2 3 DESCRIPTION OUTPUTS Characteristics of outputs Refer to the chapter entitled Electrical characteristics in the Hardware structure booklet appended to this manual rs 3 D gt Q S 2 9 S do gi Description e e E S s l O lt Q U1 ON C Instrument reset This output is activated according to the choice made with set up parameter and is deactivated when the conveyor belt has made a complete turn so that there are no pieces undergoing the process 8 U2 ON Cc 6 Heads activation Motors start This indicates the instrument s operation mode according to input 16 and OFE set up parameters E I and E2 OFF heads activation ON motors start 9 U3 ON C 6 End of motors start Signals the completion of the cascade motor start cycle 10 U4 on P 6 Mix Out Determines the functions of the mix cycle with activation and deactivation times settable in set up OFF 11 U5 ON C 6 Piece alarm Activated when the number of pieces in simultaneous operations is equal to or greater than 30 I
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