Title:
射出成形機、および、射出成形機の制御方法
Document Type and Number:
Japanese Patent JP7434890
Kind Code:
B2
Abstract:
To provide an injection molding machine which includes: a melting unit including a screw rotating about a rotation axis and having a groove forming surface on which a groove is formed and a barrel provided with a communication hole in a facing surface facing the groove forming surface, and configured to plasticize a material to generate a plasticized material and make the plasticized material flow out of the communication hole; a heating unit configured to heat the melting unit; an injection nozzle in communication with the communication hole and configured to inject the plasticized material into a mold; an injection control unit including a cylinder coupled to the communication hole and a plunger; a pressure detection unit configured to detect a pressure of the plasticized material flowing into the communication hole; and a control unit. The control unit controls the injection control unit to execute, based on a detected value, at least one of a metering operation of metering the plasticized material in the communication hole in the cylinder, and an injecting operation of injecting the plasticized material in the cylinder into the mold via the injection nozzle.
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Inventors:
Kenta Anekawa
Kei Yokota
Kei Yokota
Application Number:
JP2019236188A
Publication Date:
February 21, 2024
Filing Date:
December 26, 2019
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
B29C45/17; B29C45/46
Domestic Patent References:
| JP2000167896A | ||||
| JP2005306028A | ||||
| JP11156902A | ||||
| JP2008302599A | ||||
| JP7164494A | ||||
| JP2010241016A | ||||
| JP2000296540A |
Attorney, Agent or Firm:
Patent Attorney Corporation Meisei International Patent Office