A method for manufacturing a resin vehicle part provided with a panel body having a decorative surface on the front surface and a stepped reinforcing rib, which stands on the back surface of the panel body and the thickness of the base end of which is formed to be thinner than the thickness of the leading end. On the injection molding die thereof, a sliding piece for forming the stepped reinforcing rib is provided so as to be movable. During shrinkage movement of the stepped reinforcing rib in the height direction after molten resin has been filled in the injection molding die, the sliding piece is pressed by the leading end of the stepped reinforcing rib and moves towards the panel body.
Resin vehicle part manufacturing method and resin vehicle part
2017-09-05
Patent
Electronic Resource
English
IPC: | B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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