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ASME_B94-49-1975-R2005.PDF

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1、A M E R I C A N N A T I O N A L S T A N D A R D Spade Drill Blades and Spade Drill Holders ANSI B94.49-1975 REAFFIRMED 1995 FOR CURRENT COMMIlTEE PERSONNEL PLEASE SEE ASME MANUAL AS-1 1 SECRE TARIA T THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS PUBLISHED BY T H E A M E R I C A N S O C I E T Y O F M

2、E C H A N I C A L E N G I N E E R S United Engineering Center 345 East 47th Street New York,N.Y.1001 7 Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled

3、when printed.REAFFIRMED 2005FOR CURRENT COMMITTEE PERSONNELPLEASE E-MAIL CSasme.orgNO 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 Copyright 0 1976

4、 by All Rights Reserved Printed in U S A.Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.F O R E W O R D Flat type drills have been used t

5、o produce holes since the dawn of recorded history.In recent times a flat drill commonly called a spade drill,has been used for producing larger size holes.Generally above 26mm diameter.The type of spade drill presently in use was first introduced commercially in 1945 and was called a“Z”type.In 1947

6、 a three hole blade,called“X”type,and a single bolt hole,called“Y”type,spade drills were introduced.During 1948 a second concern introduced a two bolt hole design along with a single bolt hole design that was not completely compatible with the other single hole blade.This situation did not create a

7、problem as long as there were very few producers of spade drills.During the next two decades the use of spade drills increased along with the number of suppliers.A Depart-ment of Commerece report in 1965 stated that there were 42 suppliers of spade drills.There was much confusion among users regardi

8、ng interchangeability between the different types and between the same types of spade drill blades and holders from the various suppliers.Technical Committee 18 was established during the 1970 Annual Meeting of the American National Standards Institute Committee B94 to develop an American Standard f

9、or Spade Drill Blades and Spade Drill Holders.The first meeting of TC-18 was held in April 197 1.Because the two hole,three hole,“Z”,and other types of spade drills were not universally used it was decided that only the single bolt hole spade drill blade and holder would be considered for this stand

10、ard.The draft of the completed standard for Spade Drill Blades and Spade Drill Holders was submitted to the Secretariat,The American Society of Mechanical Engineers,for review in June 1974.This document was adopted as an American National Standard on September 10,1975.iii Copyrighted material licens

11、ed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.AMERICAN NATIONAL STA,NDARDS COMMITTEE 894 Standardization of Cutting Tools,Holders,Drivers and Bushings OFFICERS Har

12、ry McLinden,Chairman A.H.Mezey,Vice-chairman Kurt Wessely,Secretary AMERICAN GEAR MANUFACTURERS ASSOCIATION,THE P.M.Dean,Jr.,Mechanical Technology,Inc.,Latham,New York G.L.Scott,Alternate,American Gear Mfrs.Assn.,Washington,D.C.AMERICAN SOCIETY O F MECHANICAL ENGINEERS,THE M.E.Merchant,Cincinnati Mi

13、lacron,Inc.,Cincinnati,Ohio G.M.Monocelli,General Electric Co.,Detroit,Michigan C.J.Oxford,Jr.,National Twist Drill&Tool Co.,Rochester,Michigan G.F.Wilson,Alternate,Consultant,Wheeling,Illinois CEMENTED CARBIDE PRODUCERS ASSOCIATION W.E.Montgomery,Firth Sterling,Inc.McKeesport,Pennsylvania A.P.Wherr

14、y,Alternate,Cemented Carbide Producers Assn.,Cieveland,Ohio GENERAL SERVICES ADMINISTRATION W.R.Wacker,General Services Administration,Washington,D.C.HACK&BAND.SAW MANUFACTURERS ASSN.OF AMERICA Richard Schrade,Clemson Bros.,Inc.,Middletown.New York J.E.Bates,Alternate,Hack&Band Saw Manufacturers Ass

15、ociation,Mt.Prospect,Illinois METAL CUTTING TOOL INSTITUTE W.A.Wagner,Cleveland Twist Drill Co.,Cleveland,Ohio R.M.Byme,Alternate,Metal Cutting Institute,New York.New York NATIONAL ASSOCIATION OF PUNCH MANUFACTURERS R.E.Smith,Dayton Progress Corp.,Dayton,Ohio NATIONAL BUREAU OF STANDARDS J.R.Pidgeon

16、,National Bureau of Standards,Washington,D.C.NATIONAL MACHINE TOOL BUILDERS ASSOCIATION G.F.Wilson,Consultant,Wheeling,Illinois E.J.-Loeffler,Alternate,National Machine Tool Builders Association,McLean,Virginia SOCIETY OF AUTOMOTIVE ENGINEERS T o be appointed SOCIETY OF CARBIDE ENGINEERS C.H.Long,c/o Society of Carbide Engineers,Bridgeville,Pennsylvania SOCIETY OF MANUFACTURERS ENGINEERS K.A.Lundell,The Product0 Machine Co.,Jamestown,New York H.J.Moffatt,Bartonville,Illinois W.N.Moore,The Ford M

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