GB/T 9204.1-1988 Fixed top parameters
Basic Information
Standard ID:
GB/T 9204.1-1988
Standard Name: Fixed top parameters
Chinese Name:
固定顶尖 参数
Standard category:National Standard (GB)
state:Abolished
Date of Release1988-05-27
Date of Implementation:1989-01-01
Date of Expiration:2009-02-01
standard classification number
Standard ICS number:Mechanical Manufacturing>>Machine Tool Devices>>25.060.20 Indexing and Tool/Workpiece Holding Devices
Standard Classification Number:Machinery>>Metal Cutting Machine Tools>>J52 Machine Tool Accessories and Accessories
Publication information
other information
Release date:1988-05-27
Review date:2004-10-14
Drafting unit:Yantai Machine Tool Accessories Research Institute
Focal point unit:National Technical Committee for Metal Cutting Machine Tools Standardization
Publishing department:China Machinery Industry Federation
competent authority:China Machinery Industry Federation
Introduction to standards:
GB/T 9204.1-1988 Fixed top parameters GB/T9204.1-1988 standard download decompression password: www.bzxz.net
Some standard content:
National Standard of the People's Republic of China
Fixed center
Dead centre-
Parameter
GB 9204.1—88bzxZ.net
This standard adopts the international standard IS0298—1973 Interchangeable dimensions of machine tool lathe tops".
Subject content and scope of application
This standard specifies the parameters and dimensions of fixed tops of different forms. This standard is applicable to various types of fixed tops with metric tapers and Morse tapers. 2 Reference standards
GB.1443 Dimensions and tolerances of self-locking cones in tool shanks YB850 cemented carbide cutting inserts
3 Types, numbers and dimensions
The types, parameters and dimensions of fixed pre-points are as specified in the following figures and tables. Type 1
Approved by the State Machinery Industry Commission on May 12, 1988, or by the manufacturer
Type 1
Implemented on January 1, 1989
True
GB 9204. 1--88
Type #
Metric drawing dimension number
Additional instructions:
M10X0.75M14X1
GB 9204.1—88
23-825
M24X1.5M33X1.5
This standard is proposed by the National Technical Committee for Standardization of Metal Cutting Machine Tools. This standard is under the jurisdiction of the National Technical Committee for Standardization of Metal Cutting Machine Tools. This standard is drafted by the Yantai Machine Tool Accessories Research Institute. 18
From the date of implementation of this standard, the original JB2887~2892—81 (Fixed Center Parameters and Dimensions) shall be used as the Metric Male Number
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