聚四氟乙烯薄壁密封件的切削加工

Cutting Thin Wall Sealing Workpiece of Polytetrafluoroethylene

介绍了聚四氟乙烯薄壁密封件的切削加工难点及改善措施,较详细地论述了车加工聚四氟乙烯薄薄壁密封件方法及所用的刀具、刀具几何角度、切削用量和冷却要求。通过对薄壁密封环的结构进行分析,选择合理的进、退刀路线和加工方案,使薄壁密封环在加工后能够保证产品的设计要求,可以为以后同类型的密封件零件的机械加工积累经验。

This article introduces the difficulty and improvement methods for cutting thin wall sealing workpiece of polytetrafluoroethylene.Discusses in a greater detail such as the method for turning thin wall sealing workpiece of polytetrafluoroethylene,used cutting tool,geometrical angle of cutting tool,cutting condition and cooling requirements.Chooses the reasonable feed,receding line and machining plan according to analyzing the structure of thin wall sealing ring,ensures the design requirements of products after machining thin wall sealing ring,and accumulates the experience for machining same kinds of sealing parts later on.