MIH User Guide - Renishaw resource centre
Contents
1. BO 0O is stored in M2 and this is displayed together with the flashing direction arrows showing how this position can be reached file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 22 of 44 M Q Step 6 Pressing the M and M buttons simultaneously for longer than half a second will store A30 0 B30 0 in memory location 2 The display will then blink to show that the position data is stored in the memory This is confirmed by A30 0 B30 0 appearing in the A and B axis displays and the direction arrows disappearing leaving only the confirmation block M2 now A30 0 B30 0 STPRE x O Step 7 To return the head to a previously memorised position M1 A0 0 B0 0 press M to decrement the memory number to M1 The direction arrows flash to show the direction moves required to reach that position and the axis data stored in M1 A0 0 BO 0 is displayed file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 23 of 44 Step 8 Unlock the head to display live positional data The direction arrows remain but stop flashing Step 9 Rotate the A and B axes in the directions indicated by the arrows until both arrows disappear and the position confirmation block comes on This confirms that the head is now in the position stored in the memory location indicated NOTE If you overshoot the target position chosen in either axis the direction arrows will lead you back to the requ2. 44 Step 3 Lock the head in a valid position A105 0 B 180 0 Qualify the probe tip on your CMM in the normal manner The stored tip number should be noted together with the corresponding A and B axis positions on the MIH The MIH can now be used in either of the two pre qualifi ed positions A0 0 B0 0 or A105 0 B 180 0 without the need to re qualify the probe tip after each move Simply unlock the head move to the required position and lock up The previously stored tip data for that head position can be recalled from the CMM computer software ready to take points The head can be used in this way in up to 720 repeatable positions The number of positions which are to be used will be dictated by the workpiece requiring inspection but in some cases may be restricted by the number of storage positions for tip data available on your CMM software Please consult your CMM supplier for further details Attempting to move the head axes whilst locked will cause damage and may result in movement of the axis position detectors in severe cases Should this occur the MIH software will signal an axis error message and will ask for a datum reset when unlocked See step 2 of the datum mode page for details of this routine If the head is in a locked position which has previously been stored within the head s programmable memory function the memory number corresponding to that position will show on the LCD screen upon lock up For further deta
3. Conserving battery life To conserve battery life the LCD will automatically power down if the head is left in an unlocked state and remains unused for more than 20 seconds The LCD will return to its exact display before the 20 second time out upon lock up Rotating either axis whilst the LCD is in this powered down state will return the user to datum mode upon lock up see Datum mode This function will automatically operate if the head is left unlocked in any mode Stored memories and sequences remain unaffected by this function NOTE Do not leave the head unused in an unlocked position as this will shorten battery life file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 16 of 44 Datum mode Datum mode When the battery is first inserted or replaced the MIH enters a datum mode routine which must be successfully completed prior to use The A and B axis position detectors within the head require datuming to a zero position before the LCD will display the correct A and B axis positions Datuming the head will also be required if a head datum error occurs during use Step 1 On entry into datum mode the LCD shows a datum error Unlock the head to reset datum Step 2 Rotate the A and B axes to their zero positions by aligning the zero position markers on both axes Step 3 Lock the head in this position and press the M and M buttons simultaneously to reset datum file C TEMP hhB557 htm 19 12 20
4. Simple mode M or M Memory mode entered M and M held for longer than 5 seconds Sequence mode entered Memory mode Sequence mode Select sequence mode function Edit sequence mode entered Use sequence mode entered No action for longer than 5 seconds Simple mode entered Select sequence step in sequence edit file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 33 of 44 M Increments step number Select memory number in sequence edit Increments memory number M Decrements memory number M held for longer than 0 5 Scrolls up memory number M held for longer than 0 5 Scrolls down memory number M and M held for longer Stores memory number in current sequence step and reutnrs to than 0 5 seconds select sequence step No action for longer than 3 Exits edit sequence mode Use sequence mode M held for longer than 0 5 seconds Scrolls up step numbers M held for longer than 0 5 seconds Scrolls down step numbers M and M held for less than 3 seconds No change M and M held for longer than 3 seconds Exits edit sequence mode Exit sequence mode M or No action for longer than 5 seconds Simple mode entered file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 34 of 44 MIH accessories MAPS Manual Autojoint Probe Stand The Renishaw manual autojoint probe stand MAPS is a low cost storage rack for up to six autojointed probe extensi
5. head will still function for many days after the low battery indicator appears The MIH also has a user friendly software facility which is operated by two buttons The software facility operates in four modes which are entered and exited by button presses and or time out periods of non use The locked symbol and low battery indicator function in all modes Datum mode This mode has automatic entry when the battery is first fitted or replaced Datum mode requires the user to set the A and B axis position detectors to zero and must be completed successfully before the LCD can be used Datum mode may also be automatically entered if an error occurs in the axis position detectors caused by mis use of the head Again correct datuming of the head must be completed before use can commence See Datum mode for step by step instructions Simple mode The software automatically enters simple mode upon completion of the datuming routine Following the time out of other modes the MIH software will always return the user to simple mode This is a use only mode in which live A and B axis data will always be shown In addition if the head is locked in a position which corresponds to one which has been previously stored in memory the memory number will be displayed on lock up See Simple mode for step by step instructions Memory mode The user can enter memory mode from simple mode by pressing either the M or M button In this mode the MIH memory ca
6. 12 MIH User Guide Page 17 of 44 Step 4 The display will now change to show A and B axis data at A0 0 BO 0 Datum is now set and the A and B axis displays will show positional data when the head is locked and unlocked Step 5 Confirm that datum is correctly set by rotating each axis to its extreme positions and check that the position data on the LCD is correct A axis 0 to 105 plus overtravel B axis 180 plus overtravel file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 18 of 44 Simple mode Following insertion of the battery and datuming of the head the MIH is now ready to be used in simple mode All data shown in the A and B axis positions on the LCD will be live Example To use the MIH repeatably in positions AO 0 BO 0 and A105 0 B 180 0 see steps 1 3 below Step 1 Position the head to A0 0 BO 0 and lock in position Qualify the probe tip on your CMM in the normal manner The stored tip number should be noted together with the corresponding A and B axis positions on the MIH Step 2 Unlock the head and rotate the A and B axes until the required position is reached in this example A105 0 B 180 0 If overtravel in either axis occurs the O t symbol will appear in the axis data on the LCD Rotate the head to a valid position CAUTION Do not attempt to lock the head in an overtravel position file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 19 of
7. M M Step 3 When the head is next unlocked the direction arrows will show the way to achieve the position stored in sequence step 3 On locking up in the correct position the display will show sequence step 3 and its memory contents along with the position confi rmation block file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 31 of 44 If the head is locked in an incorrect position flashing direction arrows will instruct the user to unlock and try again Step 4 If the head is accidentally unlocked in a sequence step position before points can be taken simply re lock the head and press the M or Mbuttons to step through the sequence until the correct step is reached When the last step in the programmed sequence is reached the sequence will automatically loop back to the fi rst step This will only occur if the end of sequence marker E has been correctly placed during sequence editing Step 5 Pressing the M and M buttons simultaneously for longer than 3 seconds will give the choice to either re use the sequence press M or end using sequence mode press M Pressing M will take the user back to step 1 in the sequence Pressing M or taking no action for 5 seconds will transfer the display back to simple mode file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 32 of 44 MIH summary of button operation Datum mode M or M No change M and M Simple mode entered
8. MIH User Guide Page 1 of 44 MIH User Guide Document part number H 1000 5200 09 A file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 2 of 44 MIH disclaimer 2001 20011 Renishaw plc All rights reserved Renishaw is a registered trademark of Renishaw plc This document may not be copied or reproduced in whole or in part or transferred to any other media or language by any means without the prior written permission of Renishaw The publication of material within this document does not imply freedom from the patent rights of Renishaw plc Disclaimer Considerable effort has been made to ensure that the contents of this document are free from inaccuracies and omissions However Renishaw makes no warranties with respect to the contents of this document and specifically disclaims any implied warranties Renishaw reserves the right to make changes to this document and to the product described herein without obligation to notify any person of such changes Trademarks All brand names and product names used in this document are trade names service marks trademarks or registered trademarks of their respective owners file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 3 of 44 FCC USA only Information to user 47CFR 15 105 This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC rules These limits are designed to provide reas
9. able positions e LCD display e Programmable memory function e Simple operation e Compact size e Renishaw autojoint probe mounting e No special installation required Measured at 67 mm 2 64 in from autojoint TP6A probe with 21 mm 0 83 in stylus file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 6 of 44 MIH recommendations DO mount the head as rigidly as possible in the CMM quill DO ensure that the head is properly locked before attempting to use the probe to take points DO support probe extension set ups of longer than 150 mm by hand when locking or unlocking the head DO disarm the probe during moves if possible This can be achieved via the application software and will avoid false triggers DO change the battery when low battery indicator is ON DO reposition the head by moving only one axis at a time to ensure best practise DO unlock and relock the head after a probe change DO NOT rotate the head axes by holding the probe stylus DO NOT move the CMM by holding the head DO NOT attempt to use a probe whilst the head is unlocked DO NOT leave the head unlocked for long periods DO NOT use probe extensions over 300 mm long DO NOT lock the head in an overtravel position DO NOT move the axes beyond overtravel positions file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 7 of 44 MIH major components MIH front Refer to figure opposite 1 Mounting shank 2 Lock unlock thumbwhee
10. accurately aligning the probe heads with the CMM axes and or the Renishaw autochange rack In addition an in built quick release bayonet mechanism allows the head to be removed for storage and replaced without the need to re align Limited overtravel protection is also provided by the AM1 file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 36 of 44 MIH dimensions Autojoint rotation oe a A axis aZ A 62 5 mm 2 46 in 2 44 in file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 37 of 44 MIH specification Mechanical specification Probe mounting S ea ra Renishaw autojoint T Autojoint repeatability at the stylus tip 20 eani at the stylus tip 20 0 5 um 0 00002 in 5 z 0 00002 in Swept radius radius SE mm 5 44 in MIH h 2 positiona MIH positional repeatability at the stylus tip 29 ity at the stylus tip 20 MIH positional repeatability at the stylus tip 2 um A um 0 00004 in 00004 in Accuracy of step spacing from theoretical position in each 0 3 mm 0 012 in axis at the stylus tip Total angular movement A Axis 105 in 7 5 step 15 e Total angular movement B Axis 180 in 7 5 steps 48 positions Support limit of hea lock upport limi d unlocked 150 mm 5 91 in using PAA2 and TP6 Maximum extension length ximum extension lengt 300 mm 11 81 in using PAA3 and TP6 Lock unlock hani Weight Weight o o ooa Working temperature ran
11. c simply place the end of sequence marker E in sequence step 1 during sequence editing file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 30 of 44 Using a sequence with MIH When using a sequence the only requirement is to position the MIH following the axis direction arrows and lock up once the correct position is reached On unlock the sequence will automatically increment to the next step and the direction arrows will indicate the direction each axis must be rotated to in order to achieve the position stored in that step Step 1 To use a sequence either press the M button from the USE Ed display or the M button from the End USE display Either of these actions will automatically start the sequence at step 1 The memory contents of sequence step 1 are displayed and the flashing direction arrows indicate the direction in which each axis must be rotated to achieve the position stored in sequence step 1 If the head is already in this position the position confirmation block will be displayed If the head is not in this position unlock the head and follow the direction arrows The display will show live positional data and the position confirmation block will confirm when the correct position has been reached Step 2 Locking the head in this position returns the display to show the sequence step number and its contents The corresponding probe tip number can now be selected and points taken STORE
12. ce now has three steps step 1 containing memory 1 step 2 containing memory 2 step 3 containing memory 5 To end the sequence the end of sequence marker E must be placed in sequence step 4 Pressing the M button will increment the sequence to step 4 and the display will show the current contents as memory 4 Step 6 Press M and M simultaneously for between half a second and 3 seconds This changes the display The S character is replaced by the M character as before Press and hold either the M or M button until the end of sequence marker E is displayed This is positioned between M19 and M1 file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 28 of 44 Store E in sequence step 4 by pressing the M and M buttons simultaneously for between half a second and 3 seconds The sequence is now complete and is as follows Step 1 M1 Step 2 M2 Step 3 M5 Step 4 E Step 7 To exit from editing a sequence press the M and M buttons simultaneously for longer than 3 seconds The display will give a choice of either ending sequence mode or using the sequence Pressing the M button or taking no action for 5 seconds will return the display to simple mode Pressing the M button enables use of the stored sequence file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 29 of 44 NOTE To reset the sequence back to its original form step 1containing memory 1 step 2 containing memory 2 et
13. en setting the low battery indicator threshold To step through this function press the M and M buttons simultaneously to transfer to datum mode file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 42 of 44 file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 43 of 44 MIH maintenance The MIH contains no user serviceable parts The MIH may be cleaned by wiping with a dry lint free cloth file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 44 of 44 file C V TEMP hhB557 htm 19 12 2012
14. gative effects on the environment For more information please contact your local waste disposal service or Renishaw distributor file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 4 of 44 MIH general information Care of equipment Renishaw probes and associated systems are precision tools used for obtaining precise measurements and must therefore be treated with care Changes to equipment Renishaw reserves the right to improve change or modify its hardware or software without incurring any obligations to make changes to Renishaw equipment previously sold Warranty Renishaw plc warrants its equipment provided that it is installed exactly as defined in associated Renishaw documentation Prior consent must be obtained from Renishaw if non Renishaw equipment e g interfaces and or cabling is to be used or substituted for Renishaw equipment Failure to comply with this will invalidate the Renishaw warranty Claims under warranty must be made from authorised service centres only which may be advised by the supplier or distributor Patents The features of Renishaw s manual indexable head and associated products are the subject of the following patents patent applications and registered designs EP 0142373 JP 2 098 080 US 4651405 EP 0293036 JP 3 018 015 US 5 088 337 EP 0392660 US Des 327854 Registered design France FR 278857 file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 5 of 44 MIH introduc
15. ge Using a TP6A fi tted with a 21 mm 0 83 in stylus Electrical specification Probe Connector Renishaw 5 pin DIN connector Battery type to power 6 volt silver oxide alkali manganese 12 mm 0 48 in x 25 mm 0 98 LCD in Battery type Varta V28PX P BT03 0011 Alternatives Duracell lithium file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 38 of 44 CAUTION Care must be taken when disposing of batteries DO NOT INCINERATE Battery life Typical battery life 10 minutes day unlock time Before low battery warning After low battery warning 11 days Battery life with heavy usage 20 minutes day unlock time Before low battery warning After low battery warning file C TEMP hhB557 htm 19 12 2012 MIH User Guide MIH troubleshooting Checks R dial Acti Poor repeatability probe changing Poor repeatability probe changing Poor repeatability probe changing Poor repeatability probe changing Poor repeatability head positioning Poor repeatability head positioning No LCD function Unexpected software modes software modes entered No probe signal and or no probe status LED No probe signal and or no probe status LED No probe signal and or no probe status LED Loose mounting Dirty or damaged autojoint Autojoint lock procedure incorrect Probe extension too long Loose mounting Head lock up procedure incorrect with long extension
16. ils on its use see the memory function page file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 20 of 44 Memory mode Memory mode When the battery is first fitted all memory locations are pre set to A0 0 BO 0 Pressing either the M or M button when in simple mode activates memory mode Step 1 In this example the head is positioned and locked at A0 0 BO 0 in simple mode Step 2 The M or M button is pressed to activate memory mode Memory location 1 is shown on the LCD and the axis data stored in that location is shown in the A and B axis position displays Because the head is at this position A0 0 BO 0 the direction arrows do not show only the position confirmation block shows If no button presses or head lock unlock occur within 10 seconds the LCD reverts to simple mode M1 now A0o 0 B 0 0 Step 3 The head is unlocked repositioned and locked at A30 0 B30 0 in simple mode file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 21 of 44 Press M to activate memory mode Step 4 Memory location M1 is displayed A0 0 BO 0 since this was the last memory number used As the head is not in this position the direction arrows appear showing the direction in which each axis must be rotated to achieve the position stored in M1 A0 0 BO 0 Step 5 To store A30 0 B30 0 in memory location M2 press M and the memory number will increment until M2 is reached Currently A0 0
17. ired position If the head is locked in an incorrect position the direction arrows will flash The arrows will stop file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 24 of 44 flashing after 10 seconds and the display will return to simple mode showing live position data If either button is pressed the screen will return to the last used memory display The memory numbers are incremented or decremented by pressing either the M or M buttons respectively Pressing either button and keeping it pressed will cause the memory numbers to scroll up or down at the rate of two per second file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 25 of 44 Sequence mode When the battery is first inserted sequence step 1 contains the contents of memory 1 sequence step 2 contains the contents of memory 2 and so on up to sequence step 19 Step 20 contains an end of sequence marker E By pressing the M and M buttons simultaneously for 5 seconds when the head is locked in simple mode sequence mode is entered The display gives the choice to either use the existing sequence press M button or edit the sequence to create a new one press M If no choice is made within 5 seconds the display will return to simple mode Step 1 Pressing the M button to edit the sequence is entered at step 1 The existing contents of this step in this case memory 1 are also displayed Step 2 Pressing M or M will increme
18. ity it is important to simply support the probe extension during lock up and NOT to constrain it NOTE Do not leave the head unused in an unlocked position as this will shorten battery life Positioning the head Rotation of each axis is achieved against a built in kinematic mechanism This provides the user with discreet 7 5 incremental positions so that the head cannot be locked in a non repeatable position The B axis is positioned by holding the lower housing and rotating until the required position is reached The A axis is positioned by holding the probe or extension body as close to the head as possible and rotating until the required position is reached file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 13 of 44 To ensure maximum repeatability each axis should be moved separately and should not be moved beyond overtravel positions CAUTION Do not change axis positions by holding the stylus as this will cause damage to the probe file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 14 of 44 MIH LCD software facility A and B axis positional data is shown on an integral liquid crystal display LCD When the head is unlocked and repositioned position detectors fitted in each axis update the display which will show live position data Power for the LCD software is supplied by a battery fitted within the head which should be replaced when the low battery indicator is shown Under normal use the
19. l 3 LCD display 4 Probe status LED 5 LCD memory programming buttons 6 Probe autojoint lock unlock access window 7 Renishaw autojoint probe mounting recessed into A axis swivel 8 A axis zero position markers 9 B axis zero position markers MIH back Refer to figure opposite 1 Battery housing 2 5 pin DIN connector 3 Serial number LCD display Refer to figure opposite 1 A axis positional data 0 to 105 it x i m ri re d oe a aa file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 8 of 44 2 B axis positional data 180 to 180 3 Low battery indicator 4 Head locked symbol 5 Rotation direction arrows 6 Position conf rmation symbol 7 Sequence store indicator 8 Memory mode indicator 9 Memory number file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 9 of 44 MIH installation Fitting the battery 1 Move MIH to axis positions A0 0 B0 0 and lock up 2 Unscrew housing retaining screw 3 Open housing door 4 Insert battery as shown negative end first 5 Close door and secure retaining screw do not overtighten 6 Reset datum See Datum mode page NOTE Incorrect insertion of the battery will not cause damage to the MIH Fitting the probe 1 Offer up the female autojoint with key slot facing as shown 2 Using an S10 autojoint key insert into access hole and locate blade in key slot 3 Rotate clockwise to lock the autojoint 4 O
20. n be programmed or used In memory mode chosen head positions can be stored in up to 20 memory stores Each position is allocated a memory number 0 to 19 In use a chosen memory number is selected and direction arrows on the LCD lead the user to rotate the axis until the position stored in that memory is achieved If the user fails to achieve the selected position this condition is indicated by the flashing of the direction arrows on lock up Once the correct position is reached the arrows disappear and the head position confi rmation symbol is shown Exit from memory mode will occur after a 10 second period of inactivity and the head will revert to simple mode A simple button press will return the user to memory mode See Memory mode for step by step instructions Sequence mode Sequence mode can be entered by a 5 second press of both M and M buttons from simple mode In sequence mode pre memorised head positions can be arranged in any order to suit a particular sequence of inspection Up to 20 sequence position numbers are available and the sequence can be edited as required In use the direction arrows lead the user through the pre programmed sequence file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 15 of 44 and will confirm that the head is locked in a correct position The display automatically indicates the next position in the sequence when the head is next unlocked See Sequence mode for step by step instructions
21. nce qualified probe stylus combinations may be interchanged without the need to re qualify 5 After changing a probe unlock and re lock the head to ensure repeatability file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 10 of 44 Pin connections Insert Renishaw 5 pin DIN plug into socket 1 Head LED cathode 2 Ground 3 Head LED anode 4 Probe circuit 5 Probe circuit Quill mounting Ensure that the head is securely mounted onto the CMM quill Any rotational movement occurring during use will result in a loss of repeatability of positional data file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 11 of 44 CAUTION Always fit mounting shanks with the screws supplied M3 x 5 mm 0 20 in long The use of incorrect Screws may cause serious internal damage to the head file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 12 of 44 Using the MIH Unlocking the head Both A and B axes are unlocked by a single turn of the thumbwheel in a counter clockwise direction The locked key symbol on the LCD will disappear Probes extensions longer than 150 mm should be supported by hand when locking or unlocking the head Locking the head To lock the head correctly after positioning support the probe and extension if fitted and turn the thumbwheel clockwise until a positive click is felt A correct lock up is confirmed by the appearance of the key symbol on the LCD To ensure repeatabil
22. nt or decrement the sequence step numbers and the display will show the memory number stored in each sequence step Keeping the M or M buttons pressed will scroll through the sequence steps at the rate of two per second file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 26 of 44 Step 3 Once the sequence step to be changed is chosen in this example step 3 currently containing memory number 3 pressing the M and M buttons simultaneously for between half a second and 3 seconds changes the display The S character disappears and the M character will be shown This confirms that the sequence step chosen step 3 is now frozen and that the new contents can be chosen by pressing either the M or Mbutton to scroll up or down through the memory numbers Step 4 Once the memory number to be stored in sequence step 3 has been chosen in this example memory 5 pressing the M and M buttons simultaneously for between half a second and 3 seconds will store memory 5 in sequence step 3 This is confirmed by a store Sto message appearing on the display The M character disappears and the S character reappears confi rming that the function of the M and M buttons has been transferred back to selecting sequence steps If the buttons are held for longer than 3 seconds the display will revert to the End USE screen see step 7 file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 27 of 44 Step 5 The sequen
23. on combinations As a complementary product to the MIH MAPS allows the user to manually insert or remove pre datumed probe extension set ups for protective storage or use with the MIH MAPS can be either wall mounted or bolted directly to the CMM table for easy access For further information on MAPS see user guide part number H 1000 5300 Autojoint extensions adaptors A large range of autojoint probe extensions adaptors are available from Renishaw providing easy access to the deepest of features Utilising the patented Renishaw autojoint probing set ups can be simply locked onto the MIH without the need to requalify each time yielding maximum fl exbility and valuable time saving Key AM1 MIH PAA3 PAA2 PAA1 Adaptor PEM1 PEL3 PEL2 PEL1 TP2 o et aS oS oN S file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 35 of 44 11 TP2 12 TP6 13 TP6A 14 M2 3 adaptor 15 M2 thread styli 16 M3 thread styli Shanks Renishaw provide an extensive range of machine mounting shanks to fi t most makes of CMM Please take care when mounting the MIH with a parallel shank as any rotational movements will invalidate any stored data CAUTION Always fi t mounting shanks to the MIH by using the screws supplied M3 x 5 mm 0 20 in long The use of longer screws will cause serious internal damage to the head AM1 adjustment module The AM1 Part No A 1026 0320 is a compact adjustment module for
24. onable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the installation manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case you will be required to correct the interference at your own expense Information to user 47CFR 15 21 The user is cautioned that any changes or modifications not expressly approved by Renishaw plc or authorised representative could void the user s authority to operate the equipment Labelling requirements 47CFR 15 19 This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation WEEE The use of this symbol on Renishaw products and or accompanying documentation indicates that the product should not be mixed with the general household waste upon disposal It is the responsibility of the end user to dispose of this product at a designated collection point for waste electrical and electronic equipment WEEE to enable reuse or recycling Correct disposal of this product will help save valuable resources and prevent potential ne
25. s Battery power low No battery present or battery inserted incorrectly Buttons not pressed simultaneously Time out exceeded Cabling faulty not connected Probe extension bars faulty Probe interface faulty not connected file C TEMP hhB557 htm Page 39 of 44 Ensure shank mounting screws are thight and shank is securely mounted in machine quill Inspect autojoint probe connection contacts for damage and contamination Clean with a stiff brush if necessary Ensure probe setup is locked onto the head correctly using the autojoint key Ensure maximum extenstion bar 300 mm isnot exceeded and the extensions longer than 150mm are supported on lock up Ensure shank mounting screws are tight and shank is securely mounted in machine quill Ensure maximum extenstion bar 300 mm isnot exceeded and the extensions longer than 150mm are supported on lock up IF low battery indicator is shown replace battery If not head may be faulty see note below Ensure battery is present and inserted correctly Ensure simultaneous operation when appropriate e g to enter Sequence Mode if buttons are not pressed simultaneously Memory Mode is entered On timeout no button presses or head momevemnt for a preiod of time the LCD will revert to Simple Mode if locked or to a power down state if unlocked Check continuity of cabling from head to interface machine control Check probe extensions are working correctly by e
26. tion MIH Renishaw s MIH is a compact manual indexable probe head which offers the fl exibility and time saving normally associated with direct computer controlled DCC machines and motorised probe heads The MIH is adjustable in two axes both of which can be unlocked by a single thumbwheel operation A probe stylus combination can be orientated to 720 different positions and once the head is locked each position will be repeatable to 1 um 0 00004 in 20 Hence the user can return to any chosen position without having to requalify the probe stylus tip The current position is shown on the integral liquid crystal display LCD and is constantly updated during moves The programmable memory facility allows pre datumed positions to be stored in a memory within the head Direction arrows shown on the LCD take the user back to any one of 20 memorised positions which can be arranged in any order to suit a particular inspection sequence The sequence can be edited as required Probes are attached to the MIH by means of the Renishaw autojoint allowing the user to easily exchange probes whilst maintaining repeatability to 0 5 um 0 00002 in 20 The autojoint is recessed into the head thus maximising the valuable working volume of the machine Measured at 67 mm 2 64 in from autojoint TP6A probe with 21 mm 0 83 in stylus Features e Manually indexable in 2 axes e Positionally repeatable to 1 um 0 00004 in 20 e 720 select
27. wer down if unlocked e Check continuity of cabling from head to interface machine control refer to installation section for pin connections e Check probe extensions are working correctly by exchange elimination continuity check if faulty return to Renishaw service centre for repair e Ensure correct connection of interface machine control e Re insert battery ensuring buttons are not pressed or press both buttons simultaneously three times to enter datum mode file C TEMP hhB557 htm 19 12 2012 MIH User Guide Page 41 of 44 MIH self test NOTE These tests are for diagnostic purposes only The self test function can only be entered by pressing the M or M button whilst the battery is being inserted If this should happen accidentally either refi t the battery or step through the function by pressing both M and M buttons three times to enter datum mode LCD test This test cycles round the LCD displaying each segment in turn Pressing the M button will display all LCD segments simultaneously Pressing the M button will display the MIH software version number Press the M and M buttons simultaneously to transfer to the encoder test Encoder test The head should be locked during this test Any positional error within the A or B axis encoders will be detected and displayed in the self test Press M and M simultaneously to transfer to the battery test Battery test This function is used by Renishaw wh
28. xchange elimination continuity check if faulty return to Renishaw Service Centre for repair Ensure correct connection of interface machine control 19 12 2012 MIH User Guide Page 40 of 44 Re insert battery ensuring buttons are not pressed OR press both buttons simultaneously 3 times to enter Datum Mode When inserting Button pressed during battery self test battery insertion mode is entered NOTE The MIH contains no user serviceable parts and should be returned to Renishaw if suspected faulty Checks remidial action e Ensure shank mounting screws are tight and shank is securely mounted in machine machine quill e Inspect autojoint probe connection contacts for damage and contamination Clean with a stiff brush if necessary e Ensure probe set up is locked onto probe head correctly using the autojoint key e Ensure maximum extension bar of 300 mm 11 81 in is not exceeded and extensions longer than 150 mm 5 91 in are supported on lock up e If low battery indicator is shown replace battery If not head may be faulty see note above e Ensure battery is present and is inserted correctly refer to section 4 Installation for correct procedure e Ensure simultaneous operation when appropriate e g to enter sequence mode if buttons are not pressed simultaneously memory mode is entered e On time out no button presses or head movement for a period of time the LCD will revert to simple mode if locked or po
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