JB/T 8007.2-1999 Machine tool fixture parts and components T-slot quick release bolts

JB/T 8007.2-1999 JB/T 8007.2-1999 Machine tool fixture parts and components T-slot quick release bolts JB/T8007.2-1999 Standard download decompression password: www.bzxz.net

ICS 25. 080. 01
Machinery Industry Standard of the People's Republic of China
The parts and units of jigs and fixtures
The parts and units of jigs and fixtures1999-08-06 Issued
State Machinery Industry Bureau
2000-01-01 Implementation
1 Scope
Machinery Industry Standard of the People's Republic of China
Parts and units of jigs and fixtures
The parts and units of jigs and fixturesQuick discharging bolt for T-slotThis standard specifies the T-slot quick discharging bolts with thread specifications of M8~M30. This standard is applicable to T-slots with T-slot widths of 10~36. 2 Referenced standards
JB/T 8007.2—1999
Replaces B/T8007.2—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
Technical conditions for high-quality carbon structural steel
JB/T8044-1999Technical requirements for machine tool fixture parts and components3 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
T-shaped sugar width
4 Technical conditions
4.1 Material: 45 steel in accordance with the provisions of GB/T699. JB/T8007.2-1999
4.2 Heat treatment: L≤100mm 35~40HRC for all. L>100mm 35~40HRC for both ends.
4.3 Other technical conditions shall comply with the provisions of JB/T8044. 5 Marking
5.1 Marking example:
d=M10, L=40mm T-slot quick-release boltsbZxz.net
M10×40JB/T8007.2—1999
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