DIE-CAST MACHINE AND METHOD OF OPERATING/CONTROLLING THE SAME

Japanese Patent JP2022002859

A

To provide a die-cast machine and a method of operating/controlling the same.SOLUTION: The present invention relates to a die-cast machine having a casting metal mold (1), a casting chamber (2), a casting piston (3) arranged axially movably within the casting chamber, a melt-material inlet channel (4) leading to an interior of the casting chamber, a shut-off valve (5) in the melt-material inlet channel, a melt-material outlet channel (6) leading from the casting chamber to the casting metal mold, and a control unit (7) for controlling the casting piston, and a method of operating such a die-cast machine. The control unit and shut-off valve control the casting piston in the casting chamber into advancement from a casting-start position to a charge-ending position with the shut-off valve put in a close position and, in a replenishment stage, controls the casting piston to return to the casting-start position with the shut-off valve put in an open position, and controls the casting piston in order to reverse-draw the melt material due to further return movement of the casting piston.SELECTED DRAWING: Figure 1

JPH0654454	[Name of invention] Gas pressurized hot water supply device
JP2008038179	HOT CHAMBER DIE-CASTING MACHINE AND CASTING METHOD USING IT

DANIEL GERNER
ANDREAS SYDLO

JP2021102204A

January 11, 2022

June 21, 2021

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FRECH OSKAR GMBH & CO KG

B22D17/02; B22D17/32

Atsushi Aoki
Shinji Mitsuhashi
Jun Tsuruta
Tomohiro Minamiyama
Yuichi Morimoto

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