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1. 发明授权

US4922595A Turret head unit 失效
标题翻译：转塔头单元
公开(公告)号：US4922595A
公开(公告)日：1990-05-08
申请号：US244914
申请日：1988-09-15
申请人： Takahiro Hattori , Yoshinobu Kojima , Masayuki Yamada
发明人： Takahiro Hattori , Yoshinobu Kojima , Masayuki Yamada
IPC分类号： B23Q16/10
CPC分类号： B23Q16/102 , B23Q2220/002 , Y10T29/5155 , Y10T29/5167 , Y10T408/37 , Y10T409/308232
摘要： A turret head unit includes a turret head, a plurality of angularly disposed tool receiving spindles carried in the turret head, a spindle drive shaft rotatably mounted in the turret head, a clutch mounted on the spindle drive shaft and movable into and out of driving engagement with a tool receiving spindle in a working position, a turret rest rotatably supporting the turret head, indexing means including a main cam mounted in the turret rest and a disc-like pin wheel coaxially secured to the rear end of the turret head and adapted to engage the main cam so as to impart a rotational force to the turret head, clamp means including a first auxiliary cam mounted in the turret rest and a clamp member engaged by the first auxiliary cam for exerting a clamping force to the turret head in its indexed position as the first auxiliary cam rotates, and clutch operating means including a second auxiliary cam mounted in the turret rest and a cooperating member engaged by the second auxiliary cam for engaging and disengaging the clutch as the second auxiliary cam rotates.
摘要翻译：转塔头单元包括转塔头，转盘头中承载的多个角度设置的工具接收主轴，可转动地安装在转塔头中的主轴驱动轴，安装在主轴驱动轴上并可移动和移出驱动接合的离合器其中工具接收主轴处于工作位置，转塔支架可旋转地支撑转台头部，分度装置包括安装在转塔架中的主凸轮和同轴地固定在转台头后端的盘形销轮，接合主凸轮以向转台头施加旋转力，夹紧装置包括安装在转塔架中的第一辅助凸轮和由第一辅助凸轮接合的夹紧构件，用于向其转位的转台头施加夹紧力第一辅助凸轮旋转的位置，以及包括安装在转塔架中的第二辅助凸轮的离合器操作装置和由第二辅助凸轮f 或者当第二辅助凸轮旋转时接合和分离离合器。

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