| 摘要 |
PURPOSE: A releasing structure for a runner stripper plate of an injection metal mold is provided to release the runner stripper plate from a fixing side attaching plate by using a hydraulic pressure for removing the runner and a sprue. CONSTITUTION: A releasing structure for a runner striper plate(5) of an injection metal mold includes: a pressurizing member(50) being installed in a fixing side attaching plate(2) for containing a pressurizing chamber(56) and a flowing passage(57); a releasing member(60) being fixed to the runner striper plate for containing a piston(62); and the releasing member being assembled to a fixing groove(69) of the runner striper plate for including a fixing member(64) bolt combined to a load(63) of the piston. Herein, the pressurizing member includes a body(52) being installed in an assembling groove(59) formed on the fixing side attaching plate and a cover(54) containing the flowing passage, and the cover is installed for maintaining a seal by penetrating a line connecting aperture(55) to the flowing passage.
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