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    • 2. 发明授权
    • Articulated lever cutting and forming press
    • 铰接杆切割成型机
    • US4944221A
    • 1990-07-31
    • US348855
    • 1989-05-08
    • Werner Leinhaas
    • Werner Leinhaas
    • B30B1/10B30B1/16B30B15/00B30B15/04B30B15/06
    • B30B15/0029B30B1/106B30B1/16B30B15/04Y10T83/87Y10T83/8837Y10T83/8845
    • The invention relates to an articulated lever press consisting of a press stand (1.1) and a frame-shaped press slide (2.1), the slide (2.1) possessing a hydraulic cylinder drive (2.12) which is arranged on it and is connected to the multi-articulated support (2.7) guided in the center of the press in the slide (2.1). At least two connecting rods (2.8) are movably arranged on the multi-articulated support, the other ends of the connecting rods each engaging one of the two articulated levers (2.10) or (2.11) which are mounted on the slide (2.1) and on the press frame (1.1) so that their height can be adjusted.The object is essentially to keep the working range of the slide (2.1) adjustable, irrespective of the slide travel and while maintaining slide guidance.It is proposed that the press stand (1.1) be a twin-stand frame partially closed even at the front end. The working range of the slide (2.1) in the stand (1.1) is supported and adjusted by synchronously driven shafts (2.2) which are coordinated with the stand (1.1) via guide beams (2.4) provided with shaft bearings (2.3).The guide beams (2.4) are provided on the lower surface with bearings (2.3.1) to permit the suspension of the pair of articulated levers (2.10/2.11) which are to be connected to the slides (2.1) and (2.9).
    • 3. 发明授权
    • Presses
    • 压力
    • US3661008A
    • 1972-05-09
    • US3661008D
    • 1970-03-17
    • WICKMAN MACH TOOL SALES LTD
    • RICHARDSON BARRY ANTHONY
    • B21J9/18B30B1/10B44B5/00
    • B21J9/18B30B1/106B44B5/0057
    • A toggle press, in particular a coining press, in which a press slide is reciprocated towards and away from a thrust member by a first toggle linkage connected between the press slide and a stationary point and which is operated by a second toggle linkage connected between the first toggle linkage and a stationary point and which in turn is operated by a crank or eccentric driven at constant speed, the said two toggle linkages being of opposed angularity, and the length of the link of the said second toggle linkage which is connected to the said stationary point being shorter than the other link of the said second toggle linkage so that the press slide spends a greater part of its operating cycle near the top of its stroke removed from the thrust member than it does near the bottom of its stroke close to the thrust member. Additionally, the crank or eccentric deflects the second toggle linkage to one side of its center line for the major part of the operating cycle, and also deflects the second toggle linkage to a lesser extent to the other side of its center line during the remaining minor part of the operating cycle. Preferably, the lengths of the links of the second toggle linkage are substantially in the ratio 1:2 and the stroke of the press slide or ram is relatively short so that it remains close to the thrust member throughout its operations cycle.
    • 肘节压机,特别是压印机,其中压力滑块通过连接在压力滑块和固定点之间的第一肘节连杆件朝向和远离推力构件往复运动,并且由第二肘节连杆操作, 第一肘节联动装置和固定点,其又由以恒定速度驱动的曲柄或偏心器操作,所述两个肘节联动件具有相对的角度,并且所述第二肘节连杆的连杆的长度连接到 所述固定点比所述第二肘节连杆的另一个连杆短,使得所述压力滑块在靠近所述推力构件的行程的顶部附近的靠近其行程的底部附近的操作循环的大部分比其靠近其行程的底部 推力构件。 另外,曲柄或偏心器将第二肘节连接件偏转到其中心线的一侧作为操作周期的主要部分,并且还在其余的次要过程中将第二肘节连杆件在较小程度上偏转到其中心线的另一侧 部分操作周期。 优选地,第二肘节连杆的连杆的长度基本上为1:2的比例,并且冲压滑块或冲头的冲程相对较短,使得其在整个操作循环中保持靠近推力构件。
    • 7. 发明授权
    • Servo press and operating method thereof
    • 伺服压力机及其操作方法
    • US08161873B2
    • 2012-04-24
    • US12377805
    • 2007-07-23
    • Shusaku Yamasaki
    • Shusaku Yamasaki
    • B30B1/10B30B1/18
    • B30B1/103B30B1/106
    • The invention provides a servo press which can obtain a higher speed in a moving section of a slide, and a higher pressure in a pressurizing section near a bottom dead point without enlarging a capacity of a motor. The servo press is provided with a multi-toggle mechanism 10 moving up and down a slide 5 in which an upper die is to be fixed to a lower surface of the slide, and a toggle driving mechanism 20 provided on a crown 6 located to an upper side of the slide and driving the multi-toggle mechanism. The multi-toggle mechanism 20 is structured such as to include three or more toggles generating a force amplifying effect by a plurality of links 11, 12, 13, 14.
    • 本发明提供一种伺服压力机,其能够在滑块的移动部分中获得更高的速度,并且在下死点附近的加压部分中具有较高的压力,而不增加马达的容量。 伺服压力机设置有多个肘节机构10,其上下滑动5,其中上模固定到滑块的下表面;以及肘节驱动机构20,其设置在位于 滑块的上侧并驱动多肘节机构。 多肘节机构20被构造为包括由多个连杆11,12,13,14产生力放大效果的三个或更多个切换。
    • 8. 发明申请
    • SERVO PRESS AND OPERATING METHOD THEREOF
    • 伺服压力及其操作方法
    • US20100282098A1
    • 2010-11-11
    • US12377805
    • 2007-07-23
    • Shusaku Yamasaki
    • Shusaku Yamasaki
    • B30B1/10B30B1/18
    • B30B1/103B30B1/106
    • The invention provides a servo press which can obtain a higher speed in a moving section of a slide, and a higher pressure in a pressurizing section near a bottom dead point without enlarging a capacity of a motor. The servo press is provided with a multi-toggle mechanism 10 moving up and down a slide 5 in which an upper die is to be fixed to a lower surface of the slide, and a toggle driving mechanism 20 provided on a crown 6 located to an upper side of the slide and driving the multi-toggle mechanism. The multi-toggle mechanism 20 is structured such as to include three or more toggles generating a force amplifying effect by a plurality of links 11, 12, 13, 14.
    • 本发明提供一种伺服压力机,其能够在滑块的移动部分中获得更高的速度,并且在下死点附近的加压部分中具有较高的压力,而不增加马达的容量。 伺服压力机设置有多个肘节机构10,其上下滑动5,其中上模固定到滑块的下表面;以及肘节驱动机构20,其设置在位于 滑块的上侧并驱动多肘节机构。 多肘节机构20被构造为包括由多个连杆11,12,13,14产生力放大效果的三个或更多个切换。
    • 9. 发明授权
    • Press machine
    • 压机
    • US06247399B1
    • 2001-06-19
    • US09333719
    • 1999-06-15
    • Akihiro Yoshida
    • Akihiro Yoshida
    • B30B500
    • B30B1/106B30B1/14B30B15/0029B30B15/04
    • A press machine includes upper and lower slides respectivelly attached to upper and lower portions of posts movable in the up and down directions; a link mechanism having first and second levers connected with each other to cause bending and stretching motion, one lever having a first fulcrum connected with a frame, and the other lever having a second fulcrum connected with the lower slide, a connecting mechanism for connecting a crankshaft with the link mechanism such that the first and second levers are bent and stretched as the crankshaft is rotated; and an adjusting device for connecting with the link mechanism or the connecting mechanism such that the range of the bent angle made by the first and second levers can be adjusted.
    • 压机包括上下滑动件,其分别安装在可沿上下方向移动的柱的上部和下部; 连杆机构,其具有彼此连接的第一和第二杠杆以引起弯曲和拉伸运动;一个杆,具有与框架连接的第一支点,另一个杆具有与下部滑块连接的第二支点;连接机构, 曲轴,其具有连杆机构,使得当曲轴旋转时第一和第二杠杆被弯曲和拉伸; 以及用于与连杆机构或连接机构连接的调节装置,使得能够调节由第一和第二杆构成的弯曲角度的范围。