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    • 8. 发明授权
    • Device for the automatic engagement of the feed movement and of the
return movement of the tool slide of a boring head
    • 用于进给运动的自动接合和钻头的工具滑块的返回运动的装置
    • US5012710A
    • 1991-05-07
    • US420056
    • 1989-10-11
    • Nicola D'AndreaErmanno D'Andrea
    • Nicola D'AndreaErmanno D'Andrea
    • B23B39/00B23B29/034
    • B23B29/03439Y10T408/8598Y10T82/12Y10T82/2512Y10T82/2529
    • Device for the automatic engagement of the feed movement and of the return movement of the tool slide of a boring head, in which a gear rim is arranged on the inside of the head housing, which gear rim is provided with radially projecting pins, on which camlike thickenings of a ring are mounted, which interacts with vertically arranged cylindrical pins, which are acted upon via spring means, the cylindrical pins being arranged in a position which is pressed downwards in such a manner that they act upon a control disc, which is in work connection with a control cylinder which has a peg, which interacts with a displaceable sleeve and serves to bring a toothed wheel with spur gearing or a second toothed wheel with spur gearing into work connection with a first gear arrangement or with a second gear arrangement respectively and that furthermore means are provided, which form part of a gear arrangement, in order to carry out the feed movement or the return movement of the tool slide.
    • 用于自动接合钻头的工具滑块的进给运动和返回运动的装置,其中齿轮边缘布置在头部壳体的内侧上,该齿轮边缘设置有径向突出的销, 安装环的凸轮状加厚件,其与垂直布置的圆柱形销相互作用,所述垂直布置的圆柱销通过弹簧装置作用,所述圆柱形销布置在向下按压的位置,使得它们作用在控制盘上, 与具有栓钉的控制缸工作连接,该控制缸与可移动的套筒相互作用并且用于使具有正齿轮的齿轮或具有正齿轮的第二齿轮与第一齿轮装置或第二齿轮装置工作连接 并且还提供了形成齿轮装置的一部分的装置,以便执行工具滑块的进给运动或返回运动。