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Patent Searching and Data


Title:
CONTROL METHOD FOR INJECTION MOLDING MACHINE
Document Type and Number:
Japanese Patent JPH04241918
Kind Code:
A
Abstract:

PURPOSE: To stabilize the charging volume in the case of setting the dwell pressure high and charging pressure low by using an electric servo motor as an injection driving source.

CONSTITUTION: Immediately after the completion of dwelling process, an injection motor 7 is rotated and driven in the direction reverse to the direction of injection to force a screw 3 to move back, and the screw is further moved back forcibly and the loading pressure to the screw is confirmed to be the given value or lower by a pressure sensor 13 for sensing the loading pressure applied to the screw.


Inventors:
TAKEBAYASHI KANEYUKI
Application Number:
JP1266491A
Publication Date:
August 28, 1992
Filing Date:
January 11, 1991
Export Citation:
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Assignee:
TOYO MACHINERY & METAL
International Classes:
B29C45/03; B29C45/50; B29C45/57; B29C45/76; (IPC1-7): B29C45/03; B29C45/50; B29C45/76
Attorney, Agent or Firm:
Kenjiro Take