2014年9月29日星期一

The children Garden Tools option to consider the principle of parting surface

The choice of parting surface, consideration should be given to decrease due to ejection angle caused by childrens garden tools sets  parts size end size difference, if the mould nest in male die, because the draft caused by plastic parts size end size too big difference, when the plastic parts with ejection angle larger does not allow, using this structure makes the demoulding difficulty, if the plastic parts appearance without strict requirements, can be parting selected in the plastic part, the children garden tools can be used to release angle is small in favor of release to ensure that the plastic parts surface requirement: the plastic garden tools set  plane as far as possible to choose in does not affect the appearance of parts of plastic parts and plastic parts appearance requirements. The technical specifications of the injection machine account: The clamping force to consider: as much as possible to reduce the projection area of plastic parts in parting face of. When the maximum injection area projection area of plastic parts in the parting plane close to close to the injection machine, has produced the overflow may, machinery blade mould parting surface size in the guarantee does not overflow case, children garden tools should be reduced as much as possible the parting surface contact area, to increase the plastic snow scoops  pressure die to face, to prevent the flash, and simplify the parting surface processing. Template space considerations: the parting surface is determined to ensure that the male and the female mould opening stroke of the shortest.

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