1、REAFFIRMED 2015FOR CURRENT COMMITTEE PERSONNELPLEASE E-MAIL CSasme.orgIntentionally left blank The American Society of Mechanical Engineers A N A M E R I C A N N A T I O N A L S T A N D A R D JIG BUSHINGS(Revision of A N S I B04.W 074)Date of Issuance:February 28,1997 The 1996 edition of this Standa
2、rd is being issued with an automatic addenda subscription service.The use of an addenda allows revisions made in re-sponse to public review comments or committee actions to be published as necessary.The next edition of this Standard is scheduled for publication in 2002.ASME is the registered tradema
3、rk of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for American National Standards.The Consensus Committee that approved the code or standard was balanced to assure that individuals from competent and concerned i
4、nterests have had an opportunity to participate.The proposed code or standard was made available for public re-view and comment which provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does not approve,rate,or endorse any item,
5、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 items mentioned in this document,and does not undertake to insure any-one utilizing a standard against liability for infringement of any appli
6、cable Letters Patent,nor assume any such liability.Users of a code or standard are expressly advised that determina-tion of the validity of any such patent rights,and the risk of infringement of such rights,is en-tirely their own responsibility.Participation by federal agency representative(s)or per
7、son(s)affiliated with industry is not to be interpreted as government or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations issued in accordance with gov-erning ASME procedures and policies which preclude the issuance of interpretations by indi-v
8、idual volunteers.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 Engineers 345 East 47th Street,New York,NY 10017 Copyright 0 1997 by THE AMERICAN SOCIETY OF
9、 MECHANICAL ENGINEERS All Rights Reserved Printed in U.S.A.FOREWORD(This Foreword is not part of ASME B94.33-1996.)This Standard for jig bushings was approved and designated as an American Standard by ASA in April,1935.The use of this Standard by industry necessitated revision in December,1937.The S
10、tandard was revised and approved by the Sectional Committee in March,1941.Approval and designation by ASA was given in August,1941.The Standard was reaffirmed in 1949.The TC-8 Committee was reactivated in December of 1957 to review and revise the Standard,if necessary.Requests for additional lengths
11、,locking devices,locking dimensions,and a uni-fied marking system by industry users were considered and approved by the committee in December,1958.Further additions and deletions were agreed upon by the committee at a meeting in April,1960.With the exception of counterbores,the draft was approved.Sp
12、ecifications for counter-bores were added,and the draft was distributed to committee members November 1,1960.Committee members approved the draft,and it was submitted to TC-17 for approval.ASA ap-proval was granted on June 22,1962.Fractional dimensions were changed to decimal inch,and the document w
13、as reviewed for conformance with American National Standard Decimal Inch,ANSI B87.1-1965.The current revision was approved by the American National Standards Institute on Decem-ber 27,1996.111 Intentionally left blank ASME STANDARDS COMMITTEE B94 Cutting Tools,Holders,Drivers,and Bushings(The follow
14、ing is the roster of the Committee at the time of approval of this Standard.)OFFICERS C.W.Preuss,Chair G.L.Fechter,Secretary COMMllTEE PERSONNEL P.Bourg,Tivoly,Inc.A.M.Bratkovich,The Association for Manufacturing Technology E.J.Czopor,E&S Sales,Inc.D.Fischer,The Wapakoneta Machine Co.W.E.Gill,Keen A
15、gers,Inc.D.J.Lionette,Porter Precision Products M.E.Merchant,Institute of Advanced Manufacturing Science V.J.Peterson,Kennametal C.M.Stockinger,U.S.Cutting Tool Institute J.Wherry,Cemented Carbide Products Association TECHNICAL COMMllTEE 8-JIG BUSHINGS J.Evans,Chair,Acme Industrial Co.D.L.Bethke,Uni
16、ted California Corp.C.C.DeLonghi,C.C.D.Consulting Corp.K.M.Konet,Economy Bushing Co.R.Okolischan,Carr Lane Manufacturing Co.N.0.Shaw,All American P A.R.Steele,American Drill Bushing Co.R.Yillik.Yillik Precision Industries V Intentionally left blank CONTENTS.Foreword.111 Committee Roster.v 1 Scope.1 2 Purpose.1 3 General.1 3.1 Press Fit Bushings.1 3.2 Renewable Bushings.1 3.3 Liner Bushings.1 3.4 Bushing Specifications.1 3.5 Jig Plate Thickness.1 4 Jig Bushing Designation System.1 4.1 Inside Diam
