GB/T 2855.2-2008Holders for sliding guide die sets for stamping dies - Part 2: Die holders for die sets (English PDF)

Foreword

GB/T 2855 "die slide die" is divided into two parts.

--- Part 1. Sliding guide die die die holder base;

--- Part 2. Die slide die lower die.

This section GB/T 2855 Part 2.

This part of the GB/T 2855.2-1990 "die slide die diagonal pillar lower die", GB/T 2855.6-1990 "Chong Slide die mold the rear pillar lower die ", GB/T 2855.8-1990" die slide die narrow rear side pillar-shaped lower mold Block ", GB/T 2855.10-1990" lower punch slide die middle pillar mold base ", GB/T 2855.12-1990" die slide guide Mold base to the middle pillar circular lower die "and GB/T 2855.14-1990" die slide die 4 post lower die "merger Amendments.

This portion of the GB/T 2855.2-1990, GB/T 2855.6-1990, GB/T 2855.8-1990, GB/T 2855.10-1990, and GB/T 2855.14-1990 compared to the main changes GB/T 2855.12-1990 are as follows.

--- The standard name be changed to "die sliding guide die holder - Part 2. the lower die";

--- Added "preface" and "normative references";

--- Remove the rear side of the narrow pillar-shaped lower die holder of the content;

--- Intermediate pillar lower die structure and dimensions considerably revised;

--- Material instead recommended.

This part of the National Standardization Technical Committee proposed die.

This part of the National Standardization Technical Committee mold (SAC/TC33) centralized.

This section is drafted. Zhenjiang Chuanshan mold factory, Guilin Electrical Apparatus Research Institute, Hangzhou Xiaoshan precision mold standard factory, Guilin Electronics Division Technical University.

This part of the standard replaces the previous editions are.

--- GB 2855.2-1981, GB 2855.4-1981, GB 2855.6-1981, GB 2855.8-1981, GB 2855.10-1981, GB 2855.12-1981, GB 2855.14-1981;

--- GB/T 2855.2-1990, GB/T 2855.6-1990, GB/T 2855.8-1990, GB/T 2855.10-1990, GB/T 2855.12-1990, GB/T 2855.14-1990.

1 Scope

This section provides the die sliding guide structure, sizes and mark the lower die holder.

This section applies to the sliding guide die with lower die.

2 Normative references

The following documents contain provisions which, through reference to GB/T 2855 to the present, constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.

JB/T 8070 die mold parts and technical conditions

3 Dimensions