COMPRESSOR REAR CYLINDER VACUUM CASTING MOLDED PRODUCT MOLDED BY A HYBRID VACUUM CASTING METHOD USING VACUUM CASTING AND PARTIAL PRESSURE TECHNOLOGY

摘要

PURPOSE: A compressor rear head vacuum casting molded product is provided to minimize the generation of bubble, and to have the optimized runner and over flower shape design.;CONSTITUTION: A compressor rear head vacuum casting molded product includes a first runner portion (30), a second runner portion, a main body, a muffler (60), a protrusion portion (70), a first over flower portion (110), a second over flower portion (120), and a third over flower portion (150). The first runner portion is connected on the rear side of the biscuit and is vertically formed. The second runner portion is divided into two from the first runner portion. The main body has multiple piston bores and a single shaft bore. The muffler is connected to the main body. The protrusion portion is connected on the right side of the muffler. The first over flower portion is connected to the muffler. The second over flower portion is connected to the protrusion portion. The third over flower portion connect the first over flower portion and the second over flower portion.;COPYRIGHT KIPO 2013