Ejector for die casting machine and method of controlling the same



Provided is an ejector, simple in structure, for a die casting machine and a method of controlling the ejector capable of die-casting with high quality. The ejector for a die casting machine, wherein a plunger is pushed forward to eject molten metal contained in a sleeve, has an ejector provided with a plunger driven by a motor at a high and a low speed, a pressure mechanism for imparting a pressure on the molten metal by means of the plunger, and a shift lock mechanism for blocking the shift between the plunger and the pressure mechanism during the time when the molten metal is under pressure.




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Patent Citations (6)

    Publication numberPublication dateAssigneeTitle
    CN-101516546-AAugust 26, 2009宇部兴产机械株式会社Injection device for die casting machine
    CN-101557893-AOctober 14, 2009宇部兴产机械株式会社压铸机及压铸铸造方法
    CN-1778495-AMay 31, 2006Ykk株式会社Motor drive injection unit, die cast machine having the unit, and motor drive injection method
    JP-2007260688-AOctober 11, 2007Toyota Motor Corp, トヨタ自動車株式会社溶融材料の射出装置
    JP-2007296550-ANovember 15, 2007Toyota Motor Corp, トヨタ自動車株式会社Electric injection device
    JP-2008087064-AApril 17, 2008Toyota Motor Corp, トヨタ自動車株式会社射出装置

NO-Patent Citations (0)


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    CN-104395018-AMarch 04, 2015株式会社丰田自动织机注射装置
    CN-104395018-BMarch 30, 2016株式会社丰田自动织机注射装置
    CN-104703728-BJuly 07, 2017东洋机械金属株式会社电动压铸机
    CN-104703729-BMarch 08, 2017东洋机械金属株式会社电动压铸机
    CN-106163695-ANovember 23, 2016东洋机械金属株式会社Electric die-casting machine