BS 1660-9-1988 Machine tapers - Specification for cotter slots《机用圆锥 第9部分 销槽规范》.pdf

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1、BS1660:Part9:1988 IS0 1080-1 975 UDC 621.9 - 229.22.224 : 621.886.6 + (08.311 0 British Standards Institution. No Dart of this oublication may be photocopied or otherwise reproduced without the prior permission in writing of BSI British Standard Machine tapers Part 9. Specification for cotter slots

2、IS0 title: Machine tools - Morse taper shanks - Cotter slots with taper keys Cnes machine Partie 9. Lumires pour fixation - Spcifications Werkzeug kegel Teil 9. Querkeilbefestigung L British Standards Institution BSI BS*KL660 PART*:I 88 m L62Lib67 0055625 7 m BS 1660 : Part 9 : 1988 Contents Nationa

3、l foreword Committees responsible Specification 1 Scope and field of application 2 Morse tapers, outside and inside 3 Reduction sleeves Page Inside front cover Back cover 1 2 4 National foreword This Part of BS 1660 has been prepared under the direction of the Machine, Engineers and Hand Tools Stand

4、ards Committee and is identical with IS0 1080-1975 Machine tools - Morse taper shanks - Cotter slots with taper key which was prepared by Technical Committee ISO/TC 39 of the International Organization for Standardization (IS01 and in the development of which the United Kingdom played an active part

5、. Size 7 tapers, previously included in BS 1660 : 1972, are not included in this Part of BS 1660. Other Parts of BS 1660 currently published are as follows. Part 1 Specification for shanks and sockets with self-holding tapers (Morse and metric 5 %) Part 2 Specification for reduction sleeves and exte

6、nsion sockets for tools with Morse taper shanks Part 3 Specification for turret sockets and reduction sleeves with tapped ends for tools with Morse taper shanks Part 4 Specification for spindle noses and tool shanks with self-release 7/24 tapers Part 5 Specification for adaptors with 7/24 internal a

7、nd external tapers Part 6 Specification for adaptors with external 7/24 tapers for tools with Morse taper shanks Part 7 Specification for extension adaptors with external 7/24 tapers for tools with Morse taper shanks Part 8 Specification for collar dimensions for 7/24 taper tool shanks and equipment

8、 Part 10 Specification for drill chuck tapers (Jacob and short Morse) BS 1660 : Parts 1 to 10 collectively supersede BS 1660 : 1972 which is withdrawn. Terminology and conventions. The text of the international standard has been approved as suitable for publication as a British Standard without devi

9、ation, Some terminology and certain conventions are not identical with those used in British Standards; attention is drawn especially to the following. The comma has been used as a decimal marker, In British Standards it is current practice to use a full point on the baseline as the decimal marker.

10、Wherever the words International Standard appear, referring to this standard, they should be read as British Standard. Inch dimensions. In accordance with the UK policy of metrication, inch dimensions given in this standard are not used and are included for information purposes only. Compliance with

11、 a British Standard does not of itself confer immunity from legal obligations. BSI BS*:LbhO PART*7 88 m Lb2Ltbb7 0055b2b O m BS 1660 : Part 9 : 1988 British Standard Machine tapers Part 9. Specification for cotter slots 1 SCOPE AND FIELD OF APPLICATION This International Standard specifies a dimensi

12、oning system, with numerical values of the dimensions in millimetres and inches, for cotter slots with 5 % taper keys for Morse tapers, outside and inside, and for reduction sleeves, intended for fixing tools on machine tools. 1 BS 1660 : Part 9 : 1988 2 MORSE TAPERS, OUTSIDE AND INSIDE 2.1 Orientat

13、ion of slots The axial planes of symmetry of the cotter slot and o; the sleeve or of its housing shall be identical. 2.2 Dimensioning Gauge line 4 I- x2 t - -I Slope 5 % I I 4 Key section 2 TABLE 1 - Dimensions in millimetres 3 4 5 6 22 22 22 22 Po XO 55.5 58.5 63,5 57 - - -. . . . . - - - - _ _- Ou

14、tside taper p2 28.5 28.5 28.5 28.5 x2 I 27 30 35 28.5 Inside taper 65 68 73 67 Key - S 8 8 12.7 16 (taper 5 %) Key hole t 8,3 8,s 13 16,3 TABLE 2 - Dimensions in inches . 3 4 5 6 - . Taper No. Dimension -. -_ Po 718 7/ 8 718 718 - Outside taper XO 2 3/16 2 5/16 2 1/2 2 1/4 P2 i i/a 1 i/a 1 i/a 1 i/a

15、 x2 2 9/16 2 11/16 2 7/8 2 5/a I 11/16 1 3/16 * i 318 i i/a - _- _. -_._I Inside taper - ._ _ Key (taper 5 %I S 5/16 5/16 1 /2 518 Key hole t 0.325 0.325 0.51 2 0.640 ES1 BSmLbbO PART* 88 W Lb2Lltib 0055b27 b B BS 1660 : Part 9 : 1988 3 REDUCTION SLEEVES 3.1 Dimensioning L Gauge line 3.2 Numerical v

16、alues of dimensions . TABLE 3 - Dimensions in millimetres 413 513 514 613 614 615 al 12.5 6,5 12,5 8 8 8 Socket p1 35 29 35 30 30 30 X1 65 65 68 65 68 73 I I I l I I I I I Il 14,5 20,5 17,5 19 22 27 S1 1 Key (taper 5 %I 8 8 8 8 8 12,7 I Key hole tl 8.3 8,3 8.3 8.3 8.3 13 TABLE 4 - Dimensions in inch

17、es - 413 513 514 613 al * 1 /2 1 /4 1 /2 511 6 Socket Pl 1 318 1 1/8 I 3/a 1 3/16 XI 29/16 29/16 2 11/16 29/16 Kev I 1 I 9/16 I 13/16 I 11/16 I 3/4 I 5/16 511 6 511 6 5/16 I I Key hole I I 0.325 I 0.325 I 0.325 I 0.325 614 I 615 1 3/16 13/16 2:;:6 11/16 0.325 0.512 * The values of al are identical w

18、ith those of the sockets specified in IS0 238, Reduction sleevesand extension sockets for tools with Morse taper shanks,except for Nos. 4/3 and 5/4 (12,5 mm = - in, instead of 22,5 mm =- in and 21.5 mm =- in, respectively). 1 7 27 2 8 32 4 BZI BS*lbbO PART*S BB Lb24bbS 0055630 2 M This British Stand

19、ard, having been prepared under the direction of the Machine, Engineers and Hand Tools Standards Committee, was published under the authority of the Board of BSI and comes into effect on 30 September 1988. O British Standards Institution, 1988 ISBN O 580 16642 2 The following BSI references relate t

20、o the work on this standard: Committee reference MTE/7 Draft for comment 87/77517 DC British Standards Institution. Incorporated by Royal Charter, BSI is the independent national body for the preparation of British Standards. It is the UK member of the International Organization for Standardization

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23、form without the prior permission in writing of BSI. This does not preclude the free use, in the course of BS1660:Part9:1988 IS0 1080-1 975 implementing the standard, of necessary details such as symbols and size, type or grade designations. Enquiries should be addressed to the Publications Manager,

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25、on. Revision of British Standards. British Standards are revised, when necessary, by the issue either of amendments or of revised editions. It is important that users of British Standards should ascertain that they are in possession of the latest amendments or editions. Automatic updating service. B

26、SI provides an economic, individual and automatic standards updating service called PLUS. Details are available from BSI Enquiry Section at Milton Keynes, telephone 0908 221 166, telex 825777. Committees responsible for this British Standard The preparation of this British Standard was entrusted by

27、the Machine, Engineers and Hand Tools Standards Committee (MTE/-) to Technical Committee MTEI7, upon which the following bodies were represented: Gauge and Tool Makers Association Institution of Production Engineers Milling Cutter Association Twist Drill and Reamer Association Advanced Manufacturing

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29、ny person who, when making use of a British Standard, encounters an inaccuracy or ambiguity, is requested to notify BSI without delay in order that the matter may be investigated and appropriate action taken. Amd. No. I Date of issue I Text affected British Standards Institution . 2 Park Street London WIA 2BS . Telephone 01-629 9000 - Telex 266933 MTEl7 8809-3-1.3k-B