JB/T 7649.6-1994
Die stopper and pop-up device Torsion spring pop-up stopper (English Version)

Standard No.

JB/T 7649.6-1994

Language

Chinese, Available in English version

Release Date

1994

Published By

Professional Standard - Machinery

Status

Be replaced 2008-07

Replace By

JB/T 7649.6-2008

Latest

JB/T 7649.6-2008

Scope

This standard specifies the materials, heat treatment, technical conditions, structural type, dimensional specifications and markings of the torsion spring top stopper device of the die stopper and spring top device. This standard applies to stopper devices for punch molds.

JB/T 7649.6-1994 history

• 2008 JB/T 7649.6-2008 Stock stopping and spring units of stamping dies.Part 6: Stop sets with torsional spring
• 1994 JB/T 7649.6-1994 Die stopper and pop-up device Torsion spring pop-up stopper