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Patent Searching and Data


Title:
INJECTION MOLDING METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/077925
Kind Code:
A1
Abstract:
An injection molding method and device. The injection molding method comprises: receiving an injection molding starting instruction; selecting a first plastic inlet from a plurality of plastic inlets, and generating a plastic injection sequence queue; and injecting plastic into the plastic inlets in turn on the basis of the plastic injection sequence queue. The injection molding method can implement the internal pressure balance of an injection molded member, and reduce the deformation caused by an internal stress problem.

Inventors:
CHU, Yongxing (LaoshanQingdao, Shandong 1, CN)
YANG, Chunhang (LaoshanQingdao, Shandong 1, CN)
LIANG, Weihai (LaoshanQingdao, Shandong 1, CN)
SHI, Yuhui (LaoshanQingdao, Shandong 1, CN)
Application Number:
CN2020/114123
Publication Date:
April 29, 2021
Filing Date:
September 09, 2020
Export Citation:
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Assignee:
QINGDAO HAIER REFRIGERATOR CO., LTD (Haier Road No. 1 Laoshan Distric, Qingdao Shandong 1, CN)
HAIER SMART HOME CO., LTD. (LaoshanQingdao, Shandong 1, CN)
International Classes:
B29C45/27; B29C45/77
Attorney, Agent or Firm:
SUZHOU WISPRO INTELLECTUAL PROPERTY AGENCY (Unit A1502 International Science And Technology Park, No.1355, Jinjihu Avenue, Suzhou Industrial Par, Suzhou Jiangsu 1, CN)
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