JB/T 8011.5-1999 Backing plates for eccentric wheels of machine tool fixture parts and components

JB/T 8011.5-1999 This standard is a revision of JB/T 8011.5-95 "Eccentric pads for machine tool fixture parts and components". During the revision, only editorial changes were made according to relevant regulations, and the technical content remained unchanged. This standard specifies eccentric pads with specifications of 13 to 25 mm. This standard was first issued in 1981 as GB 2195-80, first revised to GB/T 2195-91 on April 30, 1991, and adjusted to JB/T 8011.5-95 in April 1996. JB/T 8011.5-1999 Eccentric pads for machine tool fixture parts and components JB/T8011.5-1999 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 fixtures1999-08-06PromulgatedwwW.bzxz.Net
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 fixturesSpacer foreccentric wheel
This standard specifies the spacer for eccentric wheel with a width of 13-25mm. 2 Reference standards
JB/T8011.5-1999
Replaces JB/T8011.5—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 discuss the possibility of using the latest versions of the following standards. GB/T699—1988
Technical conditions for high-quality carbon structural steel
JB/T 8044—1999
3 Dimensions
Technical requirements for machine tool fixture parts and components
The dimensions are shown in the following figure and table.
Approved by the State Bureau of Machinery Industry on August 6, 1999, and implemented on January 1, 2000
4 Technical conditions
4.1 Material: 20 steel in accordance with GB/T699. JB/T8011.5-1999
4.2 Heat treatment: carburizing depth 0.8~1.2mm, 58~64HRC. 4.3 Other technical conditions in accordance with JB/T8044. 5 Marking
5.1 Marking example:
Eccentric wheel pad with b=15mm:
Pad 15JB/T8011.5—1999
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