JB/T 3627.4-1999 This standard is a revision of JB 3627.4-84 "Tools and accessories for assembly of modular clamps - Electric wrench with four jaws", and is only re-edited according to relevant regulations. This standard is part of the series of standards for tools and accessories for assembly of modular clamps. JB/T 3627 "Tools and accessories for assembly of modular fixtures" includes the following 11 parts under the general title: Part 1 (JB/T 3627.1): Hexagonal socket wrench Part 2 (JB/T 3627.2): Electric wrench hexagonal head Part 3 (JB/T 3627.3): T-head four-jaw wrench Part 4 (JB/T 3627.4): Electric wrench four-jaw head Part 5 (JB/T 3627.5): Four-jaw wrench JB/T 3627.4-1999 Tools and accessories for assembly of modular fixtures Electric wrench four-jaw head JB/T3627.4-1999 Standard download decompression password: www.bzxz.net

ICS25.060.20
Machinery Industry Standard of the People's Republic of China
JB/T3627.4—1999
Tools and accessories for assembly of modular clamps
Electric wrench four-jaw hand
Published on May 20, 1999
National Bureau of Machinery Industry
Implementation on January 1, 2000
JB/T3627.4—1999
This standard is a revision of JB3627.484 "Tools and accessories for assembly of modular clamps - Electric wrench four-jaw head". The original version was formulated according to the production characteristics of modular clamps, and its technical content can still meet the current scientific and technological level and meet the needs of production and use. This standard is consistent with the technical content of JB3627.484, and has only been re-edited according to relevant regulations. This standard is part of the series of standards for tools and accessories for assembly of modular clamps. JB/T3627 "Tools and accessories for assembly of modular fixtures" includes the following 11 parts under the general title: Part 1 (i.e. JB/T3627.1): Hexagonal wrench Part 2 (i.e. JB/T3627.2): Electric wrench hexagonal head Part 3 (i.e. JB/T3627.3): T-shaped four-jaw wrench Part 4 (i.e. JB/T3627.4): Electric wrench four-jaw head Part 5 (i.e. JB/T3627.5): Four-jaw wrench Part 6 (ie JB/T3627.6): lever part 7 (ie JB/T3627.7): copper hammer part 8 (ie JB/T3627.8): drilling fixture inspection rod part 9 (ie JB/T3627.9): boring fixture inspection rod part 10 (ie JB/T3627.10): hollow boring fixture inspection rod part 11 (ie JB/T3627.11): connection plate This standard replaces JB3627.484 from the date of implementation. This standard is proposed by the National Technical Committee for Standardization of Metal Cutting Machine Tools. This standard is under the jurisdiction of the Combined Fixture Branch of the National Technical Committee for Standardization of Metal Cutting Machine Tools. The responsible drafting unit of this standard: Tianjin Combined Fixture Factory Assembly Station The main drafter of this standard: Li Guiyu.
This standard was first issued in May 1984.
1 Scope
Mechanical Industry Standard of the People's Republic of China
Tools and accessories for assembly of modular fixtures
Electric wrench four-jaw hand
This standard specifies the structural dimensions, technical requirements and markings of the electric wrench four-jaw head. This standard is applicable to the assembly of 12mm slot modular fixture components. 2 Structure and dimensions
The structure and dimensions are shown in Figure 1 and Table 1. wwW.bzxz.Net
901305
901310
901315
3 Technical requirements
3.1 Material: 45.
1999-05-20 Approved by the State Bureau of Machinery Industry L
JB/T3627.4—1999
Replaced JB3627.4—84
Implemented on 2000-01-01
Heat treatment: Quenching 38~42HRC.
Surface treatment: bluing.
Marking example
Electric wrench four-jaw head
901305
4×100
JB/T3627.4-1999
Mechanical industry standard
Tools and accessories for assembly of modular fixtures
Electric wrench four-jaw
JB/T3627.4—1999
Published and issued by the Machinery Standardization Research Institute of the Ministry of Machinery Industry Printed by the Machinery Standardization Research Institute of the Ministry of Machinery Industry (No. 2, Shouti South Road, Beijing, Postal Code: 100044)*
K Number of words XXX,XXX
Format 880×1230
Printing sheet x/X
Xth edition in xx month, 19XX
Edition X in xX month, 19XX
Number of copies 1-XXX
Price XXXXX Yuan
XX-XXX
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