A new type of practical mould structure with tightwire and idler wheel for Angle core pulling of die injecting a Angle bracket is presented.
针对把手注射模的新设计，阐述了把手注射模的结构形式，并重点分析了模具斜顶抽芯机构的设计。
The weaknesses have been pointed out of former die structure for upsetting and extruding dumb iron. A de-sign of new type of combination die has been presented, resulting in markedly reduced die cost.
针对原弹簧座镦挤模具结构的缺陷，设计了新型镶块式模具结构，使模具成本显著降低。
A description has been given to new process and important points of structure design of pre-forming die for precision forging U. S. A type of octagonal hammer with a practical die presented.
介绍了美式八角锤锤体精锻成形新工艺及其预锻模结构设计要点。
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