TP20 Installation guide
Contents
1. 44 MUR e 45 8 2 1 Recommended stylus limits 47 Product mainternariCce ii ase osos Euge aeu SRUs vas cubre raV P EE c Evi ERR 52 Introduction 9 1 Introduction This installation and user s guide supports the following Renishaw products see figure 1 e The TP20 probe module changing touch trigger probe inhibit and non inhibit versions e The MCR20 probe module change rack automatic operation e The MSH1 module storage rack manual operation The Renishaw TP20 probe module changing touch trigger probe is a 5 way or 6 way kinematic probe with the facility to change stylus configurations without the need for re qualification A direct replacement for the industry proven Renishaw TP2 the TP20 can be easily retrofitted into existing TP2 applications to bring this additional facility to both manual and DCC co ordinate measuring machines CMMs The TP20 comprises a two piece design a probe body with or without magnetic actuation device and detachable probe module s TP20 probe modules can be stored in the MSR1 for manually exchanging the probe modules or in the MCR20 where automatic changing of the probe module s is possible under measurement program control Forming part of Renishaw s comprehensive CMM touch trigger probe range the TP20 is fully compatible with all Renishaw M8 probe heads including those fitted with the Renishaw autojoint incorp2. e Always use the shortest possible stylus e If using larger styli than those recommended for use with each probe module always conduct trials to establish the effect on measuring performance Minimise the mass of styli by using either ceramic or graphite fibre GF stems Applications guide 47 8 2 1 Recommended stylus limits Owing to the modular construction of the TP20 probe it is recommended that the limits shown in figures 14 to 17 are applied when selecting styli to be used The low force probe module The low force probe module has the following recommended stylus limits e Steel and carbide styli up to 30 mm long e No star or cranked styli RENISHAW Max 30 mm Figure 14 Recommended stylus limits for low force probe module 48 Applications guide The standard force probe modules The standard force probe modules SF EM1 STD and EM2 STD can be used with the following range of styli e Steel and carbide styli up to 40 mm long e Renishaw graphite fibre GF type styli up to 50 mm long e Star and cranked styli up to 20 mm offset 20 mm Steel 40 mm GF 50 mm Min 10 mm Max 40 mm Figure 15 Recommended stylus limits for standard force probe modules Applications guide 49 The medium force and extended force probe modules The medium force and extended force probe modules have the following recommended stylus limits e Any stylus type up to 60 mm long e Sta
3. Product operation 33 l Product operation 4 1 Storing and changing probe modules f WARNINGS The use of eye protection is recommended Pinch hazards exist between parts and between moving and static parts Beware of unexpected movement You should remain outside the full working envelope of probe head extension bar probe combinations It is the machine supplier s responsibility to ensure that the user is made aware of any hazards involved in operation including those mentioned in renishaw product documentation and to ensure that adequate guards and safety interlocks are provided Under certain circumstances the probe signal may falsely indicate a probe seated condition Do not rely on probe signals to stop the machine NOTES The inhibit switch in the inhibit version of the TP20 body will be automatically actuated by the magnetic field when it approaches the front of the MCR20 probe module changing rack The minimum distance from the MCR20 probe module changing rack at which the TP20 is armed will vary with height When using long styli fitted to the EM1 STD or EM2 STD probe modules do not store them in ports 3 or 4 of the MCR20 or MSH1 rack 34 Product operation 4 1 1 Calculating the safe clearance position The recommended safe clearance position is located at the minimum distance from the port centre at docking height Z where the probe will be armed if the probe module is attached The safe clearance position fo
4. in the Z direction for example when measuring undercuts Applications guide 45 8 2 Stylus selection NOTE Choosing the best stylus for a given application is an important factor in achieving optimum probe performance For further information on the full range of Renishaw styli please refer to Renishaw s styli and accessories brochure H 1000 3200 which can be ordered from your supplier or downloaded from Renishaw s web site www renishaw com When selecting a stylus it is important that the stylus length is kept to the minimum required to access all features to be measured and that the stylus type offers the maximum possible stiffness Factors that affect stiffness are e Joints in the styli that tend to reduce rigidity and should therefore be kept to the absolute minimum e Stem diameters that are governed by the ball tip diameter of the stylus Stem material that can be stainless steel ceramic or graphite fibre GF It is also important to ensure that the stylus ball diameter chosen is as large as is practical This not only ensures that the stylus will be as stiff as possible but also reduces the stylus s susceptibility to surface form and surface finish 46 Applications guide Owing to the modular construction of the TP20 when selecting and using styli the following criteria should be applied e Work only within the recommended stylus limits for each probe module refer to Recommended stylus limits
5. mm 5 5 gf 65 gf 9 gf 115 gf 0 08N 0 75N 0 2 0 3 N 3 5 N 4142 ion mm 8 gf 75 gf 20 30 gf 350 gf Overtravel force max at Overtravel stylus tip displacement I A o 3 4 30 3 2 N 3 E 1 0 1 N 19N 0 2 0 4N 70N i3 P mm 10 gf 190 gf 20 40 gf 700 gf 0 1 N 32N 02 0 5N 10N ET E mm 10 gf 320 gf 20 50 gf 1kgf 6 way 0 14 N 1 6N 0 25 N 25 N 9 0 N dde 10 mm 14 gf 160 gf 25 gf 250 gf 900 gf EM1 STD 0 08N 0 75N 0 2 0 3N 3 5N 10 mm 8 gf 75 gf 20 30 gf 350 gf EM2 STD 0 08N 0 75N 0 2 0 3 N 3 5 N 10 mm 8 gf 75 gf 20 30 gf 350 gf NOTE The probe module may detach if this value is exceeded 3N 3 p j 30 3 5 30 H H A A o o j 30 5 1 2 Probe module changing repeatability Probe module changing method Repeatability Automatic changing Manual changing 40 Technical data 5 1 3 Technical specification Product compatibility The TP20 is suitable for use with all Renishaw probe interfaces and probe heads which service the TP1 TP2 and TP6 touch trigger probes The TP20 is compatible with the PEL PK PAA and PEM series of probe extensions adaptors Dimensions S Length Sense directions LF SF MF EF EM1 A X Y STD EM2 STD Probe module pull 10 N 1 kgf maximum off force Sealing IP30 Cable length 50 m with 24 awg conductors Probe module life 25 000 ch
6. 0 probe module changing rack 28 Product installation 3 5 4 Establishing the docking centre for port 1 To establish the docking centre for port 1 X1 carry out the following procedure see figure 9 NOTE The stylus shank may be used to take points P6 and P7 1 Take points P6 and P7 2 Establish the docking centre for port 1 X1 using the following formula centre point of P6 P7 X1 Figure 9 Establishing the docking centres Product installation 29 3 5 5 Establishing the docking centre for ports 2 to 6 To establish the docking centre for ports 2 X2 to 6 X6 perform the following calculations Docking centre port 2 X2 X1 30 mm Docking centre port 3 X3 X2 30 mm Docking centre port 4 X4 X3 30 mm Docking centre port 5 X5 X4 30 mm Docking centre port 6 X6 X5 30 mm 3 5 6 Establishing the docking target co ordinates ip CAUTION The Y values may be different for each port if the MCR2O is not aligned with the CMM axes To establish the docking centre co ordinates of ports 1 X1 to 6 X6 perform the following calculations Port 1 X1 Y Z Port 2 X2 Y Z Port 3 X3 Y Z Port 4 X4 Y Z Port 5 X5 Y Z Port 6 X6 Y Z 30 Product installation 3 6 X Mounting the MSR1 onto the CMM CAUTION The MSR1 rack is not crash protected It is recommended that the rack is mounted outside or close to the edge of the working volume of the CMM Two mounting option
7. 8 A 1371 0603 1 1 A 1371 0429 A 1371 0604 4 1 A 1371 0370 A1371 0666 1 A 1371 0371 A 1371 0657 1 A 1371 0372 A 1371 0658 1 A 1371 0390 A 1371 0602 4 All probe kits contain Probe body inhibit or non inhibit as selected from the table e Number and type of probe modules as given in the table e TP20 system installation and user s guide H 1000 5008 e S1 C spanner e 9 double ended C spanner e S7 stylus tools x 2 e CK200 cleaning material Test certificates 16 Product description The following TP20 probe module kits are available from your supplier TP20 probe module kit Part number probe module only Low force probe module A 1371 0392 Standard force probe module A 1371 0270 Medium force probe module A 1371 0271 6 way probe module A 1371 0419 EM1 STD probe module A 1371 0430 EM2 STD probe module A 1371 0431 Extended force probe module A 1371 0272 EM1 STD and EM2 STD probe modules A 1371 0432 2 2 The MCR20 probe module changing rack kit NOTE Renishaw supplies eight types of MCR20 probe module changing rack kit each kit providing a different combination of probe modules See page 14 for the range of kits offered The MCR20 probe module changing rack kit see figure 3 comprises the following primary components e One Renishaw MCR20 probe module changing rack e One Renishaw SCR200 mou
8. CD into the CD drive of your PC and follow the on screen instructions This file can also be printed if required Ce guide est aussi disponible en frangais en format lectronique sur mini CD dans la pochette a l int rieur de la couverture verso Pour voir le guide en francais ins rez le mini disque dans le lecteur CD de votre PC et suivez les directives a l cran Vous pouvez galement imprimer ce fichier Dieses Handbuch ist ebenfalls in deutscher Sprache in elektronischem Format auf der Mini CD in der Tasche im R ckumschlag erh ltlich Legen Sie zur Ansicht des deutschen Handbuchs die Mini CD in das CD Laufwerk Ihres PCs und folgen Sie der Anleitung auf dem Bildschirm Diese Datei kann bei Bedarf ebenfalls gedruckt werden Il presente manuale e disponibile in lingua italiana anche in formato elettronico contenuto nel mini CD contenuto nell apposita tasca della retrocopertina Per visionare il manuale in lingua italiana inserire il mini CD nel drive del vostro PC e seguire le istruzioni che appaiono sullo schermo Questo file potr anche essere stampato se necessario Esta guia esta tambi n disponible en espanol en formato electr nico dentro del mini CD en el bolsillo del interior de la cubierta posterior Para ver la guia en espanol inserte el mini CD en la unidad de CD correspondiente de su PC y siga las instrucciones de la pantalla Este archivo se puede tambi n imprimir si es necesario Este guia so se encont
9. Installation and user s guide RENISHAW amp H 1000 5008 03 B apply innovation TP20 system O 1998 2007 Renishaw plc All rights reserved 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 RENISHAWO and the probe emblem used in the RENISHAW logo are registered trademarks of Renishaw plc in the UK and other countries apply innovation is a trademark of Renishaw plc All other brand names and product names used in this document are trade names service marks trademarks or registered trademarks of their respective owners Renishaw part no H 1000 5008 03 B Issued 03 2007 TP20 system installation and user s guide This guide is also available in electronic format on the mini CD in the pocket inside the back cover To view this guide insert the mini
10. V 33 4 1 Storing and changing probe modules 33 4 1 1 Calculating the safe clearance position 34 Contents 4 1 2 Storing a probe module 34 4 1 3 Picking up a stored probe module 36 4 1 4 Summary of probe module changing procedure 37 4 1 5 Using the MSR1 module storage rack 37 Technical data TP20 probe module changing touch trigger oreet cres 38 5 1 Measuring performance uoces eot iia 38 5 1 1 Probing forces and overtravel limits 39 5 1 2 Probe module changing repeatability 39 5 1 3 Technical specification sseeeeussssss 40 Technical data MCR20 probe module change rack 41 6 1 Technical specification u s ere root ap ien not tienda 41 Technical data MSR1 module storage rack 42 TA Technical specification uiuis caer area be veras xk re rr xw deas 42 Applications guide M T 43 8 1 Probe module selection ssseessss 43 8 1 1 The low force probe module 44 8 1 2 The standard force probe modules 44 8 1 3 The medium force probe module 44 8 1 4 The extended force probe module 44 8 1 5 The 6 way probe module
11. anges Technical data 41 6 Technical data MCR20 probe module change rack 6 1 Technical specification Port entry velocity Maximum 800 mm s Mounting orientation Not designed for horizontal operation with the ports in a vertical orientation Y axis overtravel Hinged breakout from base 55 mm travel at port height Z axis overtravel Hinged docking port assembly 90 travel in Z axis Inhibit range 100 mm from port centre 42 Technical data 7 Technical data MSR1 module storage rack 7 1 Technical specification Number of ports 6 S Wall mounted CMM table mounted Applications guide 43 8 Applications guide 8 1 Probe module selection To obtain the best possible performance from your TP20 probe it is important to select the correct probe module for your specific application When choosing the probe module to be used the following considerations should be addressed e The mass of the stylus assembly and its centre of gravity It is always best to use the shortest stylus possible e The orientation of the probe body e The levels of acceleration and vibration to which the TP20 probe will be subjected These will vary with each type of CMM and movement velocity The following probe modules are available for use with the TP20 probe each probe module is clearly marked on its front ring and also carries a colour coded front cap as follows e Low force probe module green cap e Stan
12. ble with the following combinations of probe modules and may be ordered from your supplier MCR20 kit Probe modules in kit Partnumber number LF SF MF EF Ln f ALL diesen L LLL sense D IO IS O O EZ Yoo L1 st A183710205 a py 1371 0266 7 propi J Janno 8 t po t1 1871 0268 Product description 19 2 3 The MSR1 module storage rack kit The optional MSR1 module storage rack kit shown in figure 4 is not supplied with any TP20 probe modules It is available in two different mounting options please refer to the installation section for details The two different versions can be ordered from your supplier under the following part numbers Mounting option CMM table mounted A 1371 0347 Wall mounted A 1371 0330 Figure 4 The MSR1 module storage rack CMM table mounted modules and styli not supplied 20 Product installation 3 Product installation 3 1 Fitting the TP20 probe onto a probe head To fit the TP20 probe onto a probe head carry out the following procedure see figure 5 1 By hand screw the threaded end of the probe body into the M8 bush of the probe head and hand tighten to secure 2 Fit the S1 C spanner supplied onto the probe body as shown in Figure 5 3 Using the S1 C spanner fully hand tighten the probe body into the M8 bush 0 3 Nm 0 5 Nm 3 2 Fitting a stylus onto the probe module To fit a stylus onto the probe module carry out the followi
13. ck to the axes of your CMM carry out the following procedures see figure 8 1 Latch all port lids in their open position by pushing each lid fully open and engaging the locking pegs into the slots in the docking plate 2 Take points P1 and P2 3 Using the 1 5 mm hexagonal key supplied fully release the M3 cone point grubscrew within the base of the MCR20 refer to figure 7 for screw location 4 Adjust the orientation of the MCR20 until the runout between points P1 and P2 is less than 0 25 mm Retaining the MCR20 in this position re tighten the M3 cone point grubscrew 0 5 Nm 1 0 Nm using the 1 5 mm hexagonal key supplied 3 5 2 Establishing the docking depth Y To establish the docking depth Y of the MCR20 ports carry out the following procedure see figure 8 1 Take points P1 and P2 2 Establish the docking depth for all ports using the following formula Y value of line P1 P2 R 1 mm 8 75 mm where R stylus ball radius Product installation 27 3 5 3 Establishing the docking height Z To establish the docking height Z of the MCR20 ports carry out the following procedure see figure 8 1 Take points P3 P4 and P5 From the three points taken construct a Z axis plane for the rack 2 Establish the docking height for all ports using the following formula Z value of plane P3 P4 P5 L 20 mm R 1 mm 21 25 mm where L stylus length Figure 8 Datuming the MCR2
14. dard force probe module black cap e Medium force probe module grey cap e Extended force probe module brown cap e 6 way probe module blue cap e EM1 STD probe module black cap e EM2 STD probe module black cap 44 Applications guide NOTE It is recommended that a standard force probe module is always used except where the application or machine acceleration or vibration would cause the TP20 to false trigger 8 1 1 The low force probe module The low force probe module identified by a green cap is suited to applications that require a low trigger force for example rubber seals 8 1 2 The standard force probe modules The standard force probe modules SF EM1 STD and EM2 STD are identified by black caps and are suited to the majority of applications 8 1 3 The medium force probe module The medium force probe module identified by a grey cap is provided for use where a higher trigger force than standard is required 8 1 4 The extended force probe module The extended force probe module is identified by a brown cap Typically this probe module will only be required with large stylus assemblies and where spurious triggers caused by machine vibration and acceleration preclude the use of either the standard or medium force probe modules 8 1 5 The 6 way probe module The 6 way probe module is identified by a blue cap This probe module is designed for 6 way operation where there is a requirement to measure
15. g mechanism is highly tolerant of non metallic dust regular inspection and cleaning with the material provided is recommended to ensure continued high performance Instructions for use are included with the cleaning kit If required replacement kits can be ordered from your supplier part number A 1085 0016 Probe modules that are not attached to the probe body should be stored in the MCR20 or MSR1 rack or in their transport boxes to prevent contamination Renishaw plc T 444 0 1453 524524 RENISHAW E New Mills Wotton under Edge F 44 0 1453 524901 orinal Gloucestershire GL12 8JR E uk renishaw com i United Kingdom www renishaw com For worldwide contact details please visit our main website at www renishaw com contact H 1000 5008 03
16. ignment marks Figure 6 Fitting the probe module and stylus onto the probe body Product installation 23 3 4 Mounting the MCR20 onto the CMM To mount the MCR20 probe module change rack onto your CMM carry out the following procedure see figure 7 jl CAUTION For optimum crash protection it is recommended that the MCR20 is mounted as close as possible to the extreme edge of the CMM s operating envelope 1 Place the location piece in the desired position on the CMM table and secure in place using the M8 M10 bolt and washer supplied Using the appropriate Allen key supplied fully hand tighten the M8 M10 bolt into the threaded insert within the CMM table NOTES Whilst the TP20 system does not require that the MCR20 is aligned with the CMM axes ease of programming or software constraints may make alignment with the CMM axes desirable The MCR20 is not designed for horizontal operation with the ports in a vertical orientation 24 Product installation MCR rack M3 cone point grub screw Lower base 1 5 mm hexagonal key M8 M10 bolt and washer Location piece Figure 7 Mounting the MCR20 onto a CMM 2 Mount the lower base of the MCR20 probe module change rack over the location piece and rotate the X axis of the rack until the required alignment is obtained 3 Using the 1 5 mm hexagonal key supplied fully hand tighten the M3 cone point grubscrew 0 5 Nm 1 0 Nm to lock the MCR20 in position Product i
17. is Move to safe clearance position Xn X1 to X6 as selected by the user Ys Y 100 mm Zr Z 3mm Yr Y 17 2 mm No change to the previous setting of the axis register 4 1 5 Using the MSR1 module storage rack The location points for the TP20 probe modules are positioned approximately below the numbered labels on the rack Accurate positioning is not necessary as the magnetic force will pull them into the correct position The probe modules are held magnetically in the MSR1 and can be rotated if required 38 Technical data 5 Technical data TP20 probe module changing touch trigger probe 5 1 Measuring performance NOTE The following data is derived from high accuracy test rig measurements and may not represent the performance achievable on a CMM Please consult your CMM supplier for overall system accuracy information Performance at 10 mm stylus length Parameter Probe module type LF 6 way EM1 EM2 STD STD Unidirectional 0 35 0 35 0 50 0 65 0 8 0 35 0 35 repeatability um um um um um um um 20 2D XY form 0 6 0 8 1 0 2 0 1 5 0 8 0 8 measurement um um um um um um um deviation A Measured at a trigger speed of 8 mm s Test stylus ball diameter 4 mm Technical data 39 5 1 1 Probing forces and overtravel limits Probe module Trigger force type and nominal at stylus stylus tip enin xy D z ow paz pz 0 055 N 0 65 N 0 09 N 1 15 N ae
18. lank Contents T Contents MOGUC UOI corr Pe CPP O OT T 9 PROGUCT descriptor arriero 11 2 1 The TP20 touch trigger probe kit 11 2 1 1 The probe body arica sc 11 2 1 2 The probe MoOdules coooccccconccnccconconconnccnnnonnos 13 2 2 The MCR20 probe module changing rack kit 16 2 3 The MSR1 module storage rack kit 19 Product instala OM c 20 3 1 Fitting the TP20 probe onto a probe head 20 3 2 Fitting a stylus onto the probe module 20 3 3 Fitting the probe module and stylus onto the probe OO em 22 3 4 Mounting the MCR20 onto the CMM sssse 23 3 5 Daturming the MOT cisassconiesentxeesesvianstorsteneandextsnaneiaeners 25 3 5 1 Aligning the MCR20 to the CMM axes 26 3 5 2 Establishing the docking depth Y 26 3 5 8 Establishing the docking height Z 27 3 5 4 Establishing the docking centre for port 1 28 3 5 5 Establishing the docking centre for ports 2 to 6 29 3 5 6 Establishing the docking target co ordinates 29 3 6 Mounting the MSR1 onto the CMM sssssse 30 3 6 1 Mounting the MSR1 onto a CMM table 30 3 6 2 Mounting the MSR1 onto a wall 32 Product operadlo M
19. machine acceleration and vibration can cause the probe to false trigger these are referred to as spurious triggers To allow the TP20 to be used on co ordinate measuring machines where acceleration forces or vibration would otherwise result in spurious touches a choice of higher force probe modules is available A low force probe module is also available for measurement of delicate materials Refer to the applications guide later in this document for information on how to select the correct probe module for your application 14 Product description The type of probe modules supplied with your probe will be clearly marked on each probe module s front ring The probe modules also carry a colour coded front cap as follows e Low force LF probe module green cap e Standard force SF probe module black cap e Medium force MF probe module grey cap e Extended force EF probe module brown cap e 6 way 6W probe module blue cap e Extension module 1 standard force EM1 STD black cap e Extension module 2 standard force EM2 STD black cap Product description 15 The following TP20 probe kits are available from your supplier probe modules Inhibit probe Non inhibit ir WP tF oF wr oe A 1371 0290 A 1371 0640 2 oot a A 1371 0292 A 1371 0642 1 1 A 1371 0293 1371 0643 2 A 1371 0294 a 1371 0644 1 1 A 1371 0295 A 1371 0645 2 A 1371 042
20. ng procedure see figure 5 NOTE For advice on both stylus and probe module selection refer to the applications guide later in this publication 1 Ensuring that you have selected the correct probe module for your given application see probe module selection later in this guide screw the threaded end of your chosen stylus into the M2 stylus mount of the probe module and hand tighten to secure Product installation 21 Using the type S7 stylus tools provided or type S20 spanner if fitting a stylus from the Renishaw GF range fully hand tighten the stylus into the stylus mount to achieve the recommended tightening torque of between 0 05 Nm and 0 15 Nm maximum permissible torque is 0 3 Nm M8 bush S1 C spanner Probe body Probe module S7 stylus tool Figure 5 Fitting the TP20 probe onto a probe head 22 Product installation 3 3 Fitting the probe module and stylus onto the probe body To fit the probe module and stylus onto the probe body carry out the following procedure see figure 6 1 Visually examine the mating faces of both the probe module and the probe head for cleanliness where necessary clean the mating surfaces using the CK200 cleaning kit Supplied 2 Offer up the probe module to the probe body and ensuring the three alignment marks on both the probe module and probe body are correctly aligned allow the probe module to engage the probe body under magnetic force Alignment marks Al
21. nstallation 25 3 5 Datuming the MCR20 WARNINGS The use of eye protection is recommended Pinch hazards exist between parts and between moving and static parts Beware of unexpected movement You should remain outside the full working envelope of probe head extension bar probe combinations It is the machine suppliers responsibility to ensure that the user is made aware of any hazards involved in operation including those mentioned in Renishaw product documentation and to ensure that adequate guards and safety interlocks are provided Under certain circumstances the probe signal may falsely indicate a probe seated condition Do not rely on probe signals to stop the machine NOTES Renishaw recommends that datuming of the MCR20 is performed using the Renishaw PS2R stylus supplied If a different stylus is to be used the length L must be either 20 mm or 30 mm and the appropriate ball radius R must be used to calculate offsets It is strongly recommended that the EM1 STD and EM2 STD probe extension modules are not used for datuming of the MCR20 as the extended probe length may lead to increased concentricity errors within the probe system The following instructions assume that uncompensated probing points are taken and therefore that the target positions for port docking are absolute machine co ordinates 26 Product installation 3 5 1 Aligning the MCR20 to the CMM axes To align the MCR20 probe module changing ra
22. nting kit e One location piece e One Renishaw PS2R stylus e Two Renishaw TP20 probe modules probe module combination supplied will depend on part number of kit Product description 17 The MCR20 probe module changing rack which can be easily mounted onto a CMM using the Renishaw SCR200 mounting kit and location piece is designed to securely hold stored probe modules for automatic changing and to protect these stored probe modules from airborne contaminants that may be present within the working environment Only seven datum points are needed to set the MCR20 rack alignment and probe module changing co ordinates 145 mm Figure 3 The MCR20 probe module change rack When using the rack the inhibit version of the TP20 probe must be used By generating a magnetic field about the front of each docking port lid the MCR20 effectively closes the probe s inhibit switch during a probe module changing cycle Rack function is completely passive and no electrical input is required 18 Product description During automatic changing of probe modules limited crash protection is provided by hinged overtravel mechanisms incorporated within both the base and the docking port assembly of the MCR20 Provided any collision occurs in the direction of overtravel the hinged overtravel mechanisms can be manually reset and it should not normally be necessary to re datum the rack MCR20 probe module changing rack kits are availa
23. of the TP20 probing system and aspects of similar systems are the subject of the following patents and patent applications EP 548328 JP 3294269 US 5 323 540 EP 750171 JP JP 3279317 US 5 505 005 EP 501710 JP 2 510 804 US 5 927 657 EP 826136 JP 505 622 1999 US 5 404 649 EP 566719 US 5 339 535 US 5 918 378 US 6012230 Limitations of use 5 Y CAUTION One option of the TP20 probe system uses a magnetically actuated inhibit system It is important to apply the following limitations when using the inhibit version TP20 Neglecting to do so may result in failure of the probe to trigger 1 Theinhibit TP20 may not be armed at a distance of up to 100 mm from the front of the MCR20 probe module change rack 2 Do not use the inhibit TP20 to gauge magnetised parts or parts held in magnetic fixtures 3 Do not use the Renishaw PE series extension bars with the inhibit TP20 unless they have been fully de magnetised In all these instances the use of the non inhibit TP20 probe body will ensure that the probe system operates fully CAUTION The TP20 non inhibit probe can only be used for automatic stylus changing using the MCR20 probe module change rack when the probe inhibit is controlled by the CMM In the case of any uncertainty do not attempt to perform automatic stylus changing with a TP20 non inhibit probe and an MCR20 until the CMM supplier has checked the CMM for compliance to this requirement This page intentionally left b
24. orating Renishaw s PAA range of adaptors and extension bars Wherever necessary probe reach may be increased in M8 applications by use of the Renishaw PEL range of extension bars 10 Introduction Further information on these products may be obtained by reading the probing systems for co ordinate measuring machines technical specifications Renishaw part number H 1000 5050 available from your supplier or from Renishaw s website www renishaw com MCR20 probe module change rack TP20 probe module changing touch trigger probe Figure 1 The TP20 probe module changing probe system Product description 11 2 Product description 2 1 The TP20 touch trigger probe kit The standard Renishaw TP20 touch trigger probe kit see figure 2 comprises the following primary components e One TP20 probe body e One or two TP20 probe modules see page 10 for available combinations Probe and stylus tools 2 1 1 The probe body The probe body incorporates a standard Renishaw M8 x 1 25 screw connector mount and is designed to house the mating half of the probe module s kinematic coupling The TP20 inhibit probe body This contains the magnetic proximity switch necessary to inhibit triggering of the probe during automatic changing of the probe modules The TP20 non inhibit probe body This probe body does not include the magnetic proximity switch and so can be used for any application including
25. r and cranked styli up to 20 mm offset 30 mm 60 mm Min 10 mm Max 40 mm Figure 16 Recommended stylus limits for medium and extended force probe modules 50 Applications guide The 6 way probe module The recommended stylus limits for the 6 way probe module are e Any stylus type up to 30 mm long e Star and cranked styli up to 10 mm offset Max 20 mm Max 30 mm Max 20 mm Figure 17 Recommended stylus limits for 6 way probe module Applications guide 51 Comparative stylus lengths A comparison of the minimum and maximum stylus lengths for use with each probe module is shown in figure 18 10mm 50mm 100mm Figure 18 Comparative stylus lengths 52 Product maintenance 9 Product maintenance NOTE Maintenance of the TP20 probe is restricted to the periodic cleaning of the kinematic couplings of both the probe body and the probe module s To aid cleaning of these couplings each TP20 probe is supplied with a Renishaw CK200 cleaning kit Each Renishaw CK200 cleaning kit contains a specialised material to effectively remove contamination from the precision ball V groove seatings electrical contacts and permanent magnets of the kinematic couplings NOTE When operating the TP20 probe in environments subjected to airborne contamination the user should determine the frequency of cleaning required to ensure the kinematic couplings remains uncontaminated Whilst the kinematic couplin
26. r any port n can be calculated from Xn Ys Z where Ys Y 100 mm 4 1 2 Storing a probe module To store a probe module carry out the following procedure see figure 12 1 Move to the safe clearance position Xn Ys Z for the vacant port n 2 Move to the docking target co ordinate for port n along the Y axis at the docking height Z 3 Move up to the release height Zr where Zr Z 3mm 4 Withdraw from the release co ordinate maintaining the release height along the Y axis to a point clear of the port lids where the probe remains inhibited This point is known as the retract point RP and has the co ordinates RP Xn Yr Zr where Yr Y 17 2 mm Product operation 35 Step 4 Figure 12 Storing a probe module typical 36 Product operation 4 1 3 Picking up a stored probe module To pick up a stored probe module carry out the following procedure see figure 13 1 Move along the X axis in the direction necessary to arrive at the RP co ordinates for the next port required 2 Move along the Y axis to the release co ordinates above the centre of port Xn Y Zr 3 Move down to the docking co ordinates Xn Y Z to attach the probe module 4 Withdraw along the Y axis to the clearance position at co ordinates Xn Ys Z Figure 13 Storing a probe module typical Product operation 37 4 1 4 Summary of probe module changing procedure Operation Xaxis Yaxis Zax
27. ra disponivel em Portugu s em formato electronico no mini CD que se encontra no bolso interior da capa traseira Para poder ver o guia em Portugu s introduza o mini CD na unidade CD do seu PC e siga as instruc es no ecr Se for necess rio esta pasta tamb m pode ser imprimida ASISEBTREBRCN BRANKS Y REIZ COBA gt TUES TOETS Alk CDE CfBROJvV3z0cDF24ZIcfiA LEE HARENDER o CHIEL TC PEEL Z 007 7 4 Id CIS UC EMRE BRE CS Adobe and Acrobat are either registered trademarks or trademarks of Adobe Systems Incorporated in the United States and or other countries 4 Care of equipment 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 Aspects
28. s are available for the MSR1 CMM table mounted and wall mounted 3 6 1 Mounting the MSR1 onto a CMM table To mount the MSR1 onto your CMM table carry out the following procedure see figure 10 1 Place the base over a threaded insert at the desired location on the CMM table and screw down using the M8 or M10 bolt supplied 2 Screw the leg a few turns into the M10 nut located in the underside of the rack extrusion Slide the rack along to the centre or other location as required and tighten by hand 3 Push the lower end of the leg firmly into the base and rotate the rack to the required orientation Tighten the grubscrews using the hexagonal key supplied Product installation 31 M10 nut located in extrusion Mounting bolt E Base va 3 mm AF Allen key e Grubscrews M4 x 4 Figure 10 Mounting the MSR1 onto a CMM table 32 Product installation 3 6 2 Mounting the MSR1 onto a wall To mount the MSR1 onto a wall carry out the following procedure see figure 11 1 Fix the wall mounting bracket supplied in the desired location using the holes or other secure means 2 Locate the rack on the bracket and secure by engaging the M10 bolt supplied a few turns into the M10 nut located in the underside of the rack extrusion Slide the rack along until it is centralised or otherwise located as required and tighten the bolt Wall mounting bracket Figure 11 Mounting the MSR1 onto a wall
29. those where strong magnetic fields are present 12 Product description SF LF MF EF 6W EM1 STD EM2 STD M8 x 1 25 TP20 non inhibit probe module changing touch trigger probe C spanner locations Magnetically held Probe body kinematic coupling Probe module Front ring Colour coded cap Low force green Standard force black Medium force grey Extended force brown 6 way blue Probe module change rack location groove M2 stylus supplied with MCR20 rack kit Figure 2 The TP20 probe module changing touch trigger probe Product description 13 2 1 2 The probe modules Each probe module which houses the kinematic switching touch sensor mechanism carries the stylus assembly and provides overtravel in the X Y and Z axes Z is offered when using the TP20 6 way probe module Incorporating an M2 stylus mounting each probe module is compatible with Renishaw s comprehensive range of M2 styli Designed to minimise the possibility of probe module misalignment generating a probe seated signal the probe module is held in position by a magnetically retained highly repeatable kinematic coupling Electrical contact pins conduct the probe sense voltage through the coupling Trigger force options The standard force probe module is suitable for most applications when used with the recommended stylus range but sometimes the effects of stylus length and mass combined with
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