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2004_2019.pdf

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1、AN AMERICA N NATIO NA L STA NDA RDMethods for Performance Evaluation of Articulated Arm Coordinate Measuring MachinesASME B89.4.22-2004Intentionally left blank ASME B89.4.22-2004Methods for PerformanceEvaluation of Articulated ArmCoordinate Measuring MachinesThree Park Avenue New York,NY 10016AN AME

2、RICAN NATIONAL STANDARDDate of Issuance:August 12,2005This Standard will be revised when the Society approves the issuance of a new edition.There will beno addenda issued to this edition.ASME will issue written replies to inquiries concerning interpretation of technical aspects of this Standard.ASME

3、 is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for American National Stan-dards.The Standards Committee that approved the code or standard was balanced to assure that individuals fro

4、m com-petent and concerned interests have had an opportunity to participate.The proposed code or standard was made avail-able for public review and comment that provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does not approv

5、e,rate,or endorse any item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with any itemsmentioned in this document,and does not undertake to insure anyone utilizing a standard against liability for

6、infringe-ment of any applicable letters patent,nor assume any such liability.Users of a code or standard are expressly advisedthat determination of the validity of any such patent rights,and the risk of infringement of such rights,is entirely theirown responsibility.Participation by federal agency r

7、epresentative(s)or person(s)affiliated with industry is not to be interpreted as gov-ernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the establishedASME procedures and policies,which preclu

8、des the issuance of interpretations by individuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright

9、 2005 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword.ivCommittee Roster .vCorrespondence With the B89 Committee .viIntroduction.11Scope .12Definitions.13Environmental Specifications.54Environmental Tests .85Machine Performance .96Test Equipment .17

10、Figures1AACMM Classification Form.22Environmental Specification Form.33Performance Specification Form.44Typical Machine of the 2-1-2 Configuration,With a-b-d-e-f deg Rotation .55Typical Machine of the 2-2-2 Configuration,With a-b-c-d-e-f deg Rotation .56Typical Machine of the 2-1-3 Configuration,Wit

11、h a-b-d-e-f-g deg Rotation.57Typical Machine of the 2-2-3 Configuration,With a-b-c-d-e-f-g deg Rotation .58AACMM Mounted Vertically for Evaluation.79AACMM Mounted Horizontally for Use.710Mounting Stiffness Test Setup .911Three Default Locations of the Mounted Seat During the Single-Point Articulatio

12、n Performance Test .1112Isometric View of Default Articulations.1113Default Five-Point Probe Pattern .1214Octant Numbering Scheme .1415Recommended Ball Bar Locations .1516Volumetric Performance Test Results .17Tables1Diameter Deviations.102Single-Point Articulation Performance Test .133Recommended A

13、rtifact Positions.164Volumetric Performance Test Results .16Nonmandatory AppendicesAUsers Guide to ASME B89.4.22 .19BThermal Environment Testing .20CSeismic Vibration Verification Tests.21DElectrical Power Monitoring Tests .25EInterim Testing of AACMM Systems.26FBall Bar Design and Mounting Recommen

14、dations .29GKinematic,Conical Seat,and Chamfered Hole Design Recommendations .36HDetermination of Thermal Error Index .39IStatistics Used in Specifying AACMM Performance Evaluation .42JApplication of Decision Rules .44iiiFOREWORDThe ambiguity of articulated arm coordinate measuring machines(AACMM)sp

15、ecificationsmakes comparative evaluations of performance characteristics very difficult.Because of this andthe increasing use of this class of measurement equipment,the ASME Standards Committee B89elected to establish a USA industry standard applicable to these machines.At the October 1994meeting,Pr

16、oject Team B89.4.22 was established to develop the Standard.As far as possible,this Standard parallels ASME B89.4.1b-2001 for“conventional”coordinatemeasuring machines.An attempt has also been made to make the Standard compatible with ex-isting and emerging international standards.This Standard addresses the performance evaluation of AACMM by supplying definitions andtest procedures.These procedures should enable users to determine if an AACMM is appropri-ate for their specific requirements.It s

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