JB/T 8018.2-1999 Machine tool fixture parts and components fixed V-blocks

JB/T 8018.2-1999 JB/T 8018.2-1999 Machine tool fixture parts and components fixed V-block JB/T8018.2-1999 Standard download decompression password: www.bzxz.net

IC5 28.060.41
Mechanical Industry Standard of the People's Republic of China
Parts and components of jigs and fixtures
The parts and units of jigs and fixtures1999-08-06Promulgated
State Machinery Industry Bureau
Implementation on 2000-01-01
Mechanical Industry Standard of the People's Republic of China
Parts and components of jigs and fixtures
Fixwu v-blwek
Fixed V-block in standard title 9~
2Referenced standards
JR/T 8018.2—1999
JB812—1
5The text of the standard shall be the provisions of this standard when cited in non-standard content. When this standard is published: the version shown is valid. All standards will be revised. Parties using water standards should choose to use the latest version of the following standards if possible. GBT699-1988 Technical conditions for high-quality carbon structural steel JB/T8044..-1999 Technical requirements for machine fixture parts 3 Dimensions Www.bzxZ.net
The dimensions are shown in the following figure and table,
Approved by the State Machinery Industry Bureau on September 6, 1999
Implementation on January 1, 2000
>10 -15
>15 20
>2 - 25
>25-35
>35 - 45
>45 ~ 60
>ri -
JB/T8018.2—1959
Note: calculation: --0.7-0.5
4 Technical parts
4.1) Material: 20 according to (iR/T699 heat setting, 15
4.2 Heat treatment: filter carbon depth 0.8~1.2mm.58~64IIRC, 4.3 Other reduction conditions according to the provisions of JB/T8044, 5 mark
51 mark Example:
=18m A-type fixed V-shaped block:
Shaped A18JB/T8018.2:1999
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