JB/T 8031.3-1999 JB/T 8031.3-1999 Machine tool fixture parts and components right angle tool block JB/T8031.3-1999 Standard download decompression password: www.bzxz.net

ICS 25. 080. 01
Mechanical Industry Standard of the People's Republic of China
The parts and units of jigs and fixtures
The parts and units of jigs and fixtures1999-08-06Published
State Machinery Industry Bureau
Implementation on 2000-01-01
Mechanical Industry Standard of the People's Republic of China
Parts and units of jigs and fixturesSquare tool aligner
This standard specifies the right-angle tool aligner with a length of 40 mm and a width of 26 mm. 2 Reference standards
JB/T8031.3—1999
Replace JB/T8031.3—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, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T699—1988
JB/T8044--1999
3 Dimensions
The dimensions are shown in the figure below.
Technical conditions for high-quality carbon structural steel
Technical requirements for machine tool clamps and their parts and components
2X45H7(+
Approved by the State Machinery Industry Bureau on August 6, 1999 216
Implemented on January 1, 2000
4 Technical conditions
4.1 Material: 20 steel in accordance with the provisions of GB/T699. JB/T 8031.3-1999bzxz.net
4.2 Heat treatment: carburizing depth 0.8~1.2mm, 58~64HRC. 4.3 Other technical conditions in accordance with the provisions of JB/T8044. 5 Marking
5.1 Marking example:
Right angle tool setting block:
Tool setting block JB/T8031.3-1999
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