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Summary of Contents for Renishaw MP250
- Page 1 Installation guide H-5500-8504-05-A MP250 machine tool probe system...
- Page 2 © 2008–2018 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 plc. The publication of material within this document does not imply freedom from the patent rights of Renishaw plc.
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Page 3: Table Of Contents
Mounting the MP250 probe to the probe socket ....... . . - Page 4 Calibration feedrate and rotary axes ......... . 3.7 Calibration of each MP250 operating configuration ....... 3.7 HSI or HSI-C interface .
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Page 5: Before You Begin
Trade marks • neglected, mishandled or inappropriately used; RENISHAW and the probe symbol used in the RENISHAW logo are registered trade marks of • modified or altered in any way except with the Renishaw plc in the United Kingdom and other prior written agreement of Renishaw. -
Page 6: Patents
MP250 installation guide Patents Features of the MP250 probe and other similar Renishaw products, are the subject of one or more of the following patents and/or patent applications: CN 101142461 JP 5283501 CN 101171493 JP 5308811 EP 1866602 JP 5611297... -
Page 7: Eu Declaration Of Conformity
47 CFR Section 15.19 This device complies with part 15 of the FCC Rules. Operation is subject to the following two Renishaw plc declares that the MP250 complies conditions: with the applicable standards and regulations. This device may not cause harmful... -
Page 8: Safety
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 literature, and to ensure that adequate guards and safety interlocks are provided. Under certain circumstances, the probe signal may falsely indicate a probe seated condition. -
Page 9: Mp250 Basics
Renishaw’s second generation MP250 ultra Full functional capability of second generation compact probe for tool and cutter grinding MP250 is realised when it is used in conjunction machine sets new standards for reliability and with the HSI-C interface. Application with HSI-C... -
Page 10: Re-Orientation Of The Probe
MP250 installation guide Re-orientation of the probe Switch-on delay If an MP250 is fitted with a long or ‘heavy’ stylus, To ensure that the probe activates correctly, it is and its orientation is changed from horizontal to important to make sure that it is stationary when it vertical or vice-versa (i.e., such as on a 5-axis... -
Page 11: Immunity To False Trigger
Measurement cycles The probe must be powered off after a measurement cycle. The probe inhibit function may be used to turn off power to the MP250 after a measurement cycle is completed. Before starting a measurement cycle, the probe inhibit function should be removed so that power to the probe will be turned on. -
Page 12: Mp250 Dimensions
MP250 installation guide MP250 dimensions 18.0 (0.71) 4.7 (0.19) 13° 13° M4 stylus 6.7 (0.26) XY overtravel 36.0 (1.42) Dimensions given in mm (in) Stylus overtravel limits Stylus length ±X / ±Y 50.0 (1.97) 15.0 (0.59) 6.5 (0.26) 100.0 (3.94) -
Page 13: Mp250 Probe Specification
MP250 probe specification Principal application Workpiece inspection and job set-up on CNC grinders. Transmission type Hard-wired transmission Compatible interfaces HSI and HSI-C Recommended styli High modulus carbon fibre, lengths 50.0 mm (1.97 in) or 100.0 mm (3.94 in). Weight 64 g (2.26 oz) Sense directions ±X, ±Y, +Z... -
Page 14: Recommended Styli
MP250 installation guide Recommended styli High modulus carbon fibre styli are designed to minimise pre-travel and improve accuracy, as the stem material is extremely stiff. This inherent stiffness makes the following styli most suitable for strain gauge applications. Part number... -
Page 15: System Installation
NOTE: The screen connection between the probe socket and the HSI-C interface must be connected. See the HSI-C hard-wired system interface - configurable installation guide (Renishaw part no. H-6527-8501 for connection details. Failure to do so will cause poor performance. -
Page 16: Preparing The Mp250 For Use
MP250 installation guide Preparing the MP250 for use Fitting the stylus M-5000-3707... -
Page 17: Fitting The Mp250 Into A Probe Socket
The MP250 probe must not be connected to the no. H-5500-8554) or the HSI-C hard-wired cable previously installed for LP2 application. The MP250 must be used with either a FS10 or FS20 system interface - configurable installation guide (Renishaw part no. H-6527-8501), probe sockets which have screened cables. -
Page 18: Mounting The Mp250 Probe To The Probe Socket
The square tip of the stylus must align exactly with the machine's X and Y axes. Coarse Screw the MP250 into the probe socket. adjustment is obtained by visually aligning Using the C-spanner (Renishaw part no. -
Page 19: Stylus Configurations
The modular stylus range can be configured to CAUTION: To prevent damage occurring to the suit the application requirements. Fit a weak link MP250 probe and associated components, the to protect the probe from damage in the event of screw torque values given below must be used excessive overtravel. -
Page 20: Calibrating The Mp250
The values are also used to give true positions of single surface • when the MP250 operating configuration is features. changed; • when a new stylus is fitted to the probe;... -
Page 21: Calibration Feedrate And Rotary Axes
Calibration of each MP250 operating configuration Specific calibration data is required for each of the MP250 probe configuration levels; 1, 2 and 3, selectable via the HSI-C interface. When a probing cycle switches between configuration levels for specific measuring moves,... -
Page 22: Hsi Or Hsi-C Interface
MP250 installation guide HSI or HSI-C interface For information about the HSI hard-wired system interface installation guide (Renishaw part no. H-5500-8554) or the HSI-C hard-wired system interface - configurable installation guide (Renishaw part no. H-6527-8501). -
Page 23: Maintenance
Maintenance Maintenance The MP250 probe is designed to operate in the grinding machine environment. Do not allow metal You may undertake the maintenance routines chippings to collect around the probe body or described in these instructions. dirt and liquids to enter the sealed working parts. -
Page 24: Diaphragm Replacement
Inspect the outer diaphragm for damage. If Finally, using insertion tool (Renishaw part no. damage is found then it will be necessary M-5500-1654) supplied, press the diaphragm to replace the outer diaphragm. Order... - Page 25 Removing the outer diaphragm Insertion tool (M-5500-1654) C-spanner (A-2063-7587) Front cover Diaphragm positioning tool (A-5500-1652) Outer diaphragm Apply lubrication oil to outer rim Inner diaphragm Diaphragm orientation NOTE: Periodically check the probe’s rear O-ring, cables and connections for signs of damage and slackness.
- Page 26 MP250 installation guide This page is intentionally left blank.
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Page 27: Fault-Finding
Fault-finding Symptom Cause Action Poor probe repeatability Debris on part or stylus. Clean part and stylus. and / or accuracy. Poor electrical connections. Check connections. Loose probe mounting or loose Check all bolts and screwed stylus. connections. Tighten as appropriate. Excessive machine vibration. - Page 28 MP250 installation guide Symptom Cause Action Probe permanently Probe speed below 3 mm/min. Increase probing speed. Turn triggered. probe off then on again. Probe orientation has changed – Turn probe off and then on again i.e. from horizontal to vertical.
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Page 29: Parts List
Parts list Type Part number Description MP250 A-5500-1600 MP250 probe with tool kit (C-spanner × 2 and stylus tool) and quick-start guide. FS10 A-5500-1710 FS10 adjustable probe socket with 10.0 m (32.81 ft) of screened cable. FS20 A-5500-1810 FS20 fixed probe socket with 10.0 m (32.81 ft) of screened cable. - Page 30 Renishaw plc +44 (0)1453 524524 +44 (0)1453 524901 New Mills, Wotton-under-Edge uk@renishaw.com Gloucestershire, GL12 8JR United Kingdom www.renishaw.com For worldwide contact details, visit www.renishaw.com/contact *H-5500-8504-05* Issued: 01.2018 Part no. H-5500-8504-05-A © 2008–2018 Renishaw plc...
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