发明名称 Injection moulding machine and hydraulic unit for this
摘要 An injection molding machine includes an injection unit with drive units form the movement of the injection unit and for the injection and after-pressure stroke of the plasticizing screw, a tool clamping plate, a mould closing unit with a drive unit form the mould movement and tool closing force and a drive unit for a workpiece ejector device, wherein at least one drive unit is a hydraulic drive unit with a hydraulic pump, a hydraulic cylinder and control valves to activate the hydraulic cylinder, and wherein the hydraulic fluid is an electrorheological fluid and the control valve for the hydraulic cylinder is an electrorheological valve.
申请公布号 US8647100(B2) 申请公布日期 2014.02.11
申请号 US201113015182 申请日期 2011.01.27
申请人 GRUNITZ OTTO;SUMITOMO (SHI) DEMAG PLASTICS MACHINERY GMBH 发明人 GRUNITZ OTTO
分类号 B29C45/40;B29C45/67 主分类号 B29C45/40
代理机构 代理人
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