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Refrigerator Mould machining process
1. fly-cutter, removal of oxide layer on the surface of the fetus
2.: grind smooth up plane and down plane of all the mould plate
3:Work out all the threaded holes on the mould base
4 for the parting surface and the product parts, after this step, the mould is basically taken shape.
5 cnc engraving,do further machining for the detailed parts which cant be finished at the last step.
6 electric pulse,more detailed machining. Use EDM machineing small corners or deep parts on the strengthening rib.
7 Thread cutting, machining holes like ejector cam insert, eject pin holes and so on.
8 Deep hole drill,maching deep holes like cooling water line, eject pin holes and so on.
9 CNC lathe,maching round mould parts,such as inset core,locating ring and so on.
10 Benchwork assembly,assemble all processed parts to be a set of mould.
11 First mould trial,the purpose of this mould trial is watching whether all mould parts is processed well or not, whether all matched parts is matched well or not, whether the entire plastic product can bemoulded or not.
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