GB/T 2856.5-1990 Punch die rolling guide die four guide column upper die
Basic Information
Standard ID:
GB/T 2856.5-1990
Standard Name: Punch die rolling guide die four guide column upper die
Chinese Name:
冲模滚动导向模座 四导柱上模座
Standard category:National Standard (GB)
state:Abolished
Date of Release1990-07-23
Date of Implementation:1991-05-01
Date of Expiration:2008-10-01
standard classification number
Standard ICS number:Mechanical Manufacturing>>Chipless Processing Equipment>>25.120.30 Molding Equipment and Casting Equipment
Standard Classification Number:Machinery>>Process Equipment>>J46 Mold
Publication information
publishing house:China Standards Press
other information
Release date:1981-12-29
Review date:2004-10-14
Drafting unit:Guilin Electrical Appliance Research Institute
Focal point unit:National Technical Committee for Mould Standardization
Publishing department:National Standardization Administration
competent authority:National Standardization Administration
Introduction to standards:
GB/T 2856.5-1990 Punch die rolling guide die seat four guide column upper die seat GB/T2856.5-1990 standard download decompression password: www.bzxz.net
Some standard content:
National Standard of the People's Republic of China
Punch rolling guide die holder
Four-column upper die holderWww.bzxZ.net
Holder for ball side die sets for press toolsPunch holder for four plllar setsSubject content and scope of application
GB/T 2856.5—90
Replaces GB2856.5-81
This standard specifies the materials, technical conditions, structural types and specifications of the four-column upper die holder for the punch rolling guide die holder. This standard applies to the punch rolling guide die holder. Reference standards
6 Technical conditions for punch die holder parts
GB/T 12446
GB9439 Grey cast iron parts
3 Materials, technical conditions, structural types and specifications of die holder3.1 Material: HT200GB9439. Aging treatment twice. 3.2 Technical conditions shall be in accordance with the provisions of GB/T12446. 3.3 The structure type and specifications are shown in the table.
Approved by the State Administration of Technical Supervision on July 23, 1990 and implemented on May 1, 1991
8.4 Marking example:
GB/T2856.5--90
Die perimeter L=200mm, B=160mm, thickness H=45mm, four-guide column upper die seat: upper die seat 200×160×45GB/T2856.570
Four-die perimeter
12516040
410320||tt ||Note: The shape and plane size of the press plate are determined by the manufacturer. GB/T2856.5-~90
Additional Notes:
This standard is proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. Basic
This standard is under the jurisdiction of the National Mold Standardization Technical Committee. This standard was drafted by the Mold Branch of Guilin Electric Science Research Institute of the Ministry of Machinery and Electronics Industry. The main drafters of this standard are Wang Huachang and Qin Guangwei. This standard is entrusted to the Mold Branch of Guilin Electric Science Research Institute of the Ministry of Machinery and Electronics Industry for interpretation. 28
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