JB/T 8034-1999 Machine tool fixture parts and components hinge supports

JB/T 8034-1999 JB/T 8034-1999 Machine tool fixture parts and components hinge support JB/T8034-1999 Standard download decompression password: www.bzxz.net

ICS 25. 080. 01
Standard of the Machinery Industry of the People's Republic of China
Parts and units of jigs and fixtures
The parts and units of jigs and fixtures1999-08-06 Issued
State Machinery Industry Bureau
Implementation on 2000-01-01
Standard of the Machinery Industry of the People's Republic of China
Parts and units of jigs and fixturesHinger rest
This standard specifies the hinge rest with a specification of 6~26mm. 2 Referenced standards
JB/T8034-1999
Replaces JIB/T8034—1995
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised. Parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T97.1-1985 Flat washers Grade A www.bzxz.net
Technical conditions for high-quality carbon structural steel
GB/T699—1988
JB/T8044—1999 Technical requirements for machine tool fixture parts and components 3 Dimensions
The dimensions are shown in the following figure and table.
Approved by the State Machinery Industry Bureau on August 6, 1999 and implemented on January 1, 2000
Basic dimensions
Limit deviation d11
Technical conditions
4.1Material: 45 steel in accordance with the provisions of GB/T699. Heat treatment: 35-40HRC.
4.3Other technical conditions shall be in accordance with the provisions of JB/T8044. 5 Marking
5.1 Marking example:
Chain support with b=12mm:
Support 12JB/T8034—1999
JB/T8034—1999
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