A reciprocating screw injection molding machine combines the functions of an extruder and a compressive molding press.
往复螺旋注射成型机把压出机和成型压力机的功能结合起来。
Usually the compressive force is in the form of hammer blows using a power hammer or a press, as shown in Fig. 4.1.
通常压力都是以由如图4.1所示的动力锤或压力机提供的锤击形式出现。
Press forgings. Press forgings use a slow squeezing action of a press, to transfer a great amount of compressive force to the workpiece.
压锻通过压力机缓慢的挤压动作将巨大的压力传递给工件。
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