13-12-2016 дата публикации
Номер: KR1020160142549A
Принадлежит:
The main objective of the present invention is to provide an apparatus and a method for forming skin which can reduce raw material waste, production time, and production and investment costs, and when injection-molding skin, can improve the flowability and moldability of a resin, and which can produce products with an excellent external appearance by preventing product defects caused by the formation of gas bubbles. To achieve the above objective, the present invention discloses a skin forming apparatus comprising a mold having a cavity forming a skin-forming space, further comprises a vent core system which is provided in the mold for discharging to the outside gas present inside the skin-forming space at the time of injecting a resin fed from an injection device, wherein the vent core system comprises: a vent hole which is formed as a gas outlet passage on the mold and connects the cavity to the outside; a vent core which is installed in the mold and opens the opening of the vent hole ...
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