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公开(公告)号：US3727519A
公开(公告)日：1973-04-17
申请号：US3727519D
申请日：1970-09-17
发明人： HASSEL H
CPC分类号： B21J7/28 , F15B11/08 , F15B2211/30565 , F15B2211/31558 , F15B2211/353 , F15B2211/625 , F15B2211/7053 , F15B2211/7708
摘要： The invention relates to a hammer comprising a hydraulically operated ram and a control device for stopping the ram, comprising a piston and cylinder combination, one end of which is permanently in communication with a hydraulic fluid cavity, and the other end being in communication with said cavity through a main switching device, a pump draws liquid from a reservoir and pressurizes the cavity, as well as supplying fluid to the upper end of the cylinder through a non-return valve from the cavity, the main switching device communicating with the reservoir through a passage in which is provided an escape valve and a throttle in said passage, and a further throttle in a branch passage communicating with said first mentioned passage in front of the throttle, a switch piston occupying a cylinder behind the further throttle to control the escape valve through an actuator operated by the switch piston.
摘要翻译： 本发明涉及一种包括液压操作的冲头和用于止动冲头的控制装置的锤，包括活塞和气缸组合，其一端与液压流体腔永久地连通，另一端与所述 空腔通过主开关装置，泵从储存器抽取液体并对空腔加压，以及通过来自空腔的止回阀将流体供应到气缸的上端，主开关装置通过 在所述通道中设置有排气阀和节气门的通道，以及在节气门前方与所述第一通道连通的分支通道中的进一步节气门，在另一节流阀后面的汽缸的开关活塞，以控制逃生 阀通过由开关活塞操作的致动器。
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公开(公告)号：US3596592A
公开(公告)日：1971-08-03
申请号：US3596592D
申请日：1969-03-20
发明人： TRISSNAK KARL , SILLER KURT
CPC分类号： B21J7/46 , B21J9/20 , B30B15/14 , B30B15/166
摘要： A capacitive detector for a ram of a press hammer where a rod forms one electrode of the capacitor and the wall of a bore forms the other electrode of the capacitor, the rod and bore being arranged so that one can move with the ram and the other is joined to a stationary frame.
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公开(公告)号：US3841139A
公开(公告)日：1974-10-15
申请号：US23505772
申请日：1972-03-16
发明人： BACHMANN H
IPC分类号： B21J13/10
CPC分类号： B21J13/10
摘要： Apparatus and method for forming a long workpiece in which one end of the workpiece is disposed between upper and lower forming saddles while the other end is inserted into a tiltably suspended rotatable gripper. The workpiece is rotated following each forming step and bending of the workpiece is thus avoided.
摘要翻译： 用于形成长工件的装置和方法，其中工件的一端设置在上下成形鞍座之间，而另一端插入到可倾斜悬挂的可旋转夹具中。 在每个成形步骤之后工件被旋转，从而避免了工件的弯曲。
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公开(公告)号：US3525220A
公开(公告)日：1970-08-25
申请号：US3525220D
申请日：1968-10-31
发明人： SAUERBREY HORST M
CPC分类号： B21J7/24
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公开(公告)号：US3908437A
公开(公告)日：1975-09-30
申请号：US39248673
申请日：1973-08-29
发明人： BACHMANN HORST
摘要： A power press in which there is provided a press head and an upwardly and downwardly movable ram together with a flywheel and spindle drive. A drive device is provided for the spindle and the flywheel can be coupled to the spindle and, in addition to the drive device for the spindle, there is a motor operably connected to the flywheel and running in a single rotational direction.
摘要翻译： 一种电动压力机，其中设置有压头和与飞轮和主轴驱动器一起向上和向下运动的压头。 为主轴提供驱动装置，并且飞轮可以联接到主轴，并且除了用于主轴的驱动装置之外，还存在可操作地连接到飞轮并沿单个旋转方向运行的马达。
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公开(公告)号：US3844157A
公开(公告)日：1974-10-29
申请号：US26759672
申请日：1972-06-29
发明人： BACHMANN H
摘要： A press for applying force to a workpiece, having a piston-andcylinder arrangement connected to a wedge which actuates the ram. The piston-and cylinder arrangement includes two pistons selectively displacable for either pressing, or for impacting the workpiece. Weights are arranged on a spindle threadingly received in the wedge for driving the wedge, on the flywheel principle.
摘要翻译： 一种用于向工件施加力的压力机，具有连接到致动冲头的楔形件的活塞和气缸装置。 活塞和气缸装置包括两个活塞，其可选择性地可移动以用于压制或冲击工件。 按照飞轮原理，将重心布置在螺纹上接收在楔形件中以驱动楔形物的主轴上。
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公开(公告)号：US3596499A
公开(公告)日：1971-08-03
申请号：US3596499D
申请日：1968-10-16
发明人： SAUERBREY HORST M
摘要： A pressure-fluid-operated machine for forming a workpiece between two ram heads, at least one of which is reciprocatable relatively to the other, capable of operating alternatively as a press or as a counterblow hammer, by means of an hydraulic coupling with two coupling branches laterally engaging at least one of the rams incorporating a clapper valve, a reversed-run cylinder chamber and two impact (hammering) chambers bounded by pistons engaging the movable ram and arranged beside the press cylinder chamber, and other ancillary means.
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公开(公告)号：US3874218A
公开(公告)日：1975-04-01
申请号：US39248773
申请日：1973-08-29
发明人： BACHMANN HORST
摘要： A power forging press in which a press stand is provided with a drive having a flywheel, a spindle and a drive device, and a workpiece support. A ram is mounted for relative movement with respect to the workpiece support and a wedge is housed in the press stand and acts on the ram, with the flywheel-spindle drive being arranged with the axis of the flywheel and its spindle extending transversely to the direction of movement of the ram, the spindle and wedge being operably connected.
摘要翻译： 一种动力锻压机，其中压架设有具有飞轮，主轴和驱动装置的驱动器以及工件支撑件。 安装压头相对于工件支撑件相对运动，并且楔形件容纳在压架中并作用在冲头上，飞轮主轴驱动装置与飞轮的轴线布置，并且其主轴横向于方向 冲头的运动，主轴和楔形件可操作地连接。
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公开(公告)号：US3871225A
公开(公告)日：1975-03-18
申请号：US47410274
申请日：1974-05-28
摘要： A screw forging press is disclosed having the screw rotatably driven by a motor, and a wedge member driven by the screw to actuate the ram of the press. A resilient cushioning plunger and cylinder arrangement is provided for restraining movement of the wedge at the end of the return stroke, and for assisting movement of the wedge at the beginning of its forward stroke.
摘要翻译： 公开了一种螺杆锻压机，其具有由电动机旋转驱动的螺杆，以及由螺杆驱动以致动压机的压头的楔形构件。 提供弹性缓冲柱塞和气缸装置，用于限制楔形件在返回行程结束时的运动，并用于辅助楔形件在其向前冲程开始时的运动。
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公开(公告)号：US3728887A
公开(公告)日：1973-04-24
申请号：US3728887D
申请日：1971-01-06
发明人： BACHMANN H
CPC分类号： B21J9/08
摘要： An electric upsetting machine comprising an upsetting device, a pair of clamping electrodes, an anvil electrode and a transformer, the clamping electrodes being arranged in at least two adjacent pairs arranged to operate in parallel.
摘要翻译： 一种包括镦锻装置，一对夹紧电极，砧座电极和变压器的电动镦锻机，所述夹持电极布置成至少两个相邻的对并排布置成平行操作。
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