Apparatus for protecting mold in injection molding machine
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United States of America Patent
Stats
-
Jun 29, 2004
Grant Date -
Mar 7, 2002
app pub date -
Jul 20, 2001
filing date -
Jul 28, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
There is disclosed a mold protection apparatus of an injection molding machine in which a cross head position and movable mold position are read from a correspondence table, a calculator calculates a thrust force limit value set with respect to a movable mold, and a cross head position controller controls a thrust force of the cross head in the corresponding position via a servomotor, so that the thrust force of the cross head is controlled to indicate a limit value or less in accordance with position of the movable mold.
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