JB/T 8018.1-1999 Machine tool fixture parts and components V-blocks

JB/T 8018.1-1999 This standard is a revision of JB/T 8018.1-95 "V-blocks 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 V-blocks with specifications of 9~85mm. This standard was first issued in 1981 as GB 2208-80, first revised to GB/T 2208-91 on April 30, 1991, and adjusted to JB/T 8018.1-95 in April 1996. JB/T 8018.1-1999 V-blocks for machine tool fixture parts and components JB/T8018.1-1999 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 fixtures1999-08-06 Issued
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
V-blocks
The partx and units of jigs and fix1uresv-blork
This special standard specifies the shapes with specifications of 9-85mm. 2 Reference standards
JR/T8018.1-1999
IB/T80La.11955
The clauses contained in the following standards are used in this standard and constitute non-standard clauses. When a non-standard is published, the version is for implementation. All standards will be revised. Parties using non-standards should consider the possibility of using the latest version of the following standards. GH/699—1988 High-quality carbon absolute structural steel dialing conditions JH door 8044—1999 Machine tool fire and its parts and components - Technical requirements 3 Sizes
The sizes are shown in the following figure and table,
National Machinery Industry Bureau 1999-08-06 Approved 2000-01-01 Court
2 15 - 20
>260 - 25
>25 .- 35 wwW.bzxz.Net
>35-41
>45 - 60
811999
Note: Calculation formula for small T: H0
4 Technical conditions
4.1 Material: 20 steel as per GA/T699, 13
4.2 Heat treatment: penetration depth 0.8-1.2mm, 58-MHRC4.3 Other technical conditions as per JA/T80M4 5 Marking
s.1 Marking Example:
W=74mm V-shaped block:
V-shaped fastener 24JB8018.1—1999
Limited energy curing
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