INJECTION MOLDING DEVICE
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United States of America Patent
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N/A
Issued Date -
Mar 17, 2016
app pub date -
Aug 28, 2015
filing date -
Sep 11, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An injection molding device includes an injection plunger for injecting a molding material into a mold and pressurizing the molding material. The injection molding device further includes an injection cylinder, an injection module performing injection and a pressure boost module assisting pressure boost. The injection cylinder includes an operation cylinder, a motor, and a screw and a nut converts rotation of the motor into linear movement via the ball screw. The pressure boost module includes a compressed hydraulic oil storage part, a motor, a screw rotated by the motor and a nut that converts the rotation of the motor into linear movement, a compression member that compresses the hydraulic oil stored in the compressed hydraulic oil storage part, and a valve that allows or stops flow of the hydraulic oil stored in the compressed hydraulic oil storage part into the injection cylinder.
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