Title:
INJECTION MOLDING MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/210778
Kind Code:
A1
Abstract:
An injection molding machine according to the present invention comprises an injection device that fills a molding material into a die device, and a control device that controls the injection device. The injection device comprises a cylinder that heats the molding material, a screw disposed inside of the cylinder, and a metering motor that rotates the screw. The control device has a correction control unit which, on the basis of the circumferential directional position of the screw which varies on the basis of the operation of the metering motor, corrects a pressure setting value used in pressure control of the screw, or corrects a detection value output from a pressure detector that detects the pressure acting on the screw.
Inventors:
YATO HIROYASU (JP)
HOTTA DAIGO (JP)
ONO HAJIME (JP)
HOTTA DAIGO (JP)
ONO HAJIME (JP)
Application Number:
PCT/JP2022/015678
Publication Date:
October 06, 2022
Filing Date:
March 29, 2022
Export Citation:
Assignee:
SUMITOMO HEAVY INDUSTRIES (JP)
International Classes:
B22D17/32; B29C45/54; B29C45/76
Foreign References:
| JP2005335078A | 2005-12-08 | |||
| JP2012250528A | 2012-12-20 | |||
| JPH06304976A | 1994-11-01 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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