摘要 |
The invention relates to a method for manufacturing an injection mold cavity. A fixture, which has a hollow hole, is used by the method. The method comprises the following steps: first, fix the fixture on a non-machined cavity for forming an assembly; second, the non-machined cavity has a profile fitting approximately to the shape of the hollow hole, the fixture is fixed and position on the cavity; next, apply an electrical discharge machining procedure to the assembly with an electrode; next, applying a polishing procedure to the assembly; finally, removing the fixture from the assembly.
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