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公开(公告)号：US20150107324A1
公开(公告)日：2015-04-23
申请号：US14391878
申请日：2013-02-26
发明人： Takeharu Yamamoto , Yukio Emoto
CPC分类号： B21C23/211 , B21C23/01 , B21C23/215 , B21C27/04 , B21C31/00 , B29C45/07
摘要： An extrusion press machine includes an end platen, a die, a container, container cylinders which move the container back and forth, a stem that pushes a billet in the container, and a main cylinder at the front end of the stem is provided and by which the stem can freely slide front and back, the extrusion press machine further including a plurality of hydraulic valves that supply hydraulic oil in the main cylinder to the container cylinders and which operate before the stem and the container retract in movement when discharging compressed air in the container after upset of the billet and further including a hydraulic valve that discharges hydraulic oil in the main cylinder into a tank, the hydraulic valves connected by a hydraulic pipeline, and the main cylinder and the container cylinders being able to be connected.
摘要翻译： 挤压机包括端板，模具，容器，来回移动容器的容器筒，推动容器中的坯料的杆和在杆的前端处的主缸，并且通过 所述挤压机还包括多个液压阀，所述多个液压阀将所述主缸中的液压油供应到所述容器气缸，并且在所述杆和所述容器在将压缩空气排出时在运动过程中操作 所述容器在所述坯料镦锻之后进一步包括将所述主缸中的液压油排放到油箱中的液压阀，通过液压管路连接的所述液压阀，以及能够连接的所述主缸和所述容器筒。
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公开(公告)号：US09707606B2
公开(公告)日：2017-07-18
申请号：US14391878
申请日：2013-02-26
发明人： Takeharu Yamamoto , Yukio Emoto
CPC分类号： B21C23/211 , B21C23/01 , B21C23/215 , B21C27/04 , B21C31/00 , B29C45/07
摘要： An extrusion press machine includes an end platen, a die, a container, container cylinders which move the container back and forth, a stem that pushes a billet in the container, and a main cylinder at the front end of the stem is provided and by which the stem can freely slide front and back, the extrusion press machine further including a plurality of hydraulic valves that supply hydraulic oil in the main cylinder to the container cylinders and which operate before the stem and the container retract in movement when discharging compressed air in the container after upset of the billet and further including a hydraulic valve that discharges hydraulic oil in the main cylinder into a tank, the hydraulic valves connected by a hydraulic pipeline, and the main cylinder and the container cylinders being able to be connected.
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