Based on summing up different kinds of technological process of precision forging of spur gear, a new upsetting extrusion process and pattern die are designed.
在总结各种直齿圆柱齿轮精锻工艺的基础上，设计了一种直齿圆柱齿轮镦挤精锻工艺和模具，并进行了实验和上限模拟。
Plate pattern die is a common implement in rubber extruding technology and it's designing directly influences on the guality of finished extrudings and semi_finished extrudings.
板式口型是橡胶挤出工艺中常用的工装，设计的优劣直接影响到挤出产品或半成品质量。
Based on the basis of analysing pattern of die fault, determine that "regular overhauling" is an available mode for die maintenance.
通过对模具故障模式的分析，确立“定期检修”是一种适用于当前模具维修的方式。
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