本实用新型具有以下效果：当凸模损坏时，可单独更换凸模，原刀架仍可使用，减少了不必要浪费。
The utility model has the advantages of that the male die can be replaced if the male die is damaged, the original cutter rest can still work and unnecessary waste is reduced.
自动送模装置乃一精心设置的输送系统，它向前纵列输送砂型而不对砂型和队列造成任何损坏变形。
Automatic mold convey device is a well-connected convey system. It push the mold forward tandem instead without any hurt or distortion to the molds nor the molds queue.
分析了冷挤压毛坯质量对模具的工作部分（上、下凸模和凹模）的损坏形式和寿命的影响，指出了保证毛坯质量应采取的措施。
The effect of blank quality in cold extrusion on the damage way and service life of working parts (mould and die)is analysed, and some countermeasures presented.
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