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摘要：
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介绍了自由锻锤上冷冲厚板工艺的特点和模具主要结构,以及如何解决凸凹模间隙选用小间隙冲孔时刃口磨损加剧的问题。研制出了降低磨损,提高模具寿命的润滑剂配方。设计了适合自由锻锤上厚板冲孔的模具,对在自由锻锤上厚板冲孔进行了有益的尝试,扩大了自由锻设备的加工范围,解决了不具备大型压力机情况下的生产难题。
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Thick metal plate blanking process on free forging hammer and the forging die construction are introduced together with the method by solving the matter of the intensive blade wear when small blade clearance is applied.A lubricant formulation to reduce wear and prolong die service life is developed.Die for thick plate punching on free forging hammer is designed,which can expand the machining application of free forging equipment and solve the manufacturing problems in case that there is no available heavy-duty press.
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基金项目：
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作者简介：
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参考文献：
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[1]张正修.厚板冲压技术[J].模具技术,1997,82(4):35 36.
[2]黄毅宏,李明.模具制造工艺[M].北京:机械工业出版社,1999.
[3]黄春峰.长条多孔厚板冲孔模[J].锻压机械,2000,35(1):43 44.
[4]上海交通大学锻压教研室.胎模锻技术[M].北京:国防工业出版社,1979.
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