GB/T 30572-2014Fine blanked parts—Compiling rules of processes (English PDF)

3.1 prepare the necessary conditions for the process

3.1.1

fine blanking piece construction process should be consistent with the provisions of JB/T 9175.1 of.

3.1.2

The equipment should have provided fine blanking blanking force, BHF and backpressure function, fine blanking should meet the required rigidity and precision.

3.2 process planning content

Preparation of fine stamping process planning should include preparation, fine blanking, deburring and other follow-up to the preparation process of the process.

3.3 Common process documents

Common process documents include.

--- Fine blanking pattern;

--- Preparation card;

--- Fine blanking process parameters card;

--- Fine blanking process card;

--- Fine blanking die installation, adjustment specification;

--- Fine blanking standards of operation;

--- Fine blanking process capability report card.

OK 4 process scheme

Draw 4.1 Fine stamping pattern

Fine pieces of fine blanking pattern is preparation process specification, design, fine blanking die, fineblanking equipment selection process and the development of the follow-up basis, with

When acceptance is fine blanking parts technical documentation. Draw pattern should meet the following requirements.