公开(公告)号：EP1358973A1

公开(公告)日：2003-11-05

申请号：EP02716455.7

申请日：2002-01-29

申请人： BL Autotec, Ltd.

发明人： TSUTSUMI, Mikio ,  MOMODA, Hitoshi

IPC分类号： B25J19/00 ,  B25J17/00 ,  H01R39/00 ,  H01R39/12 ,  H01R39/28

CPC分类号： H01R39/643 ,  B25J19/0029 ,  B25J19/0041 ,  H01R39/12

摘要： In a rotary joint A including an electric signal slip ring 31 for passing different electric signals between a stator 1 and a rotor 6 , for the purpose of stable transmission of electric signals in the electric signal slip ring 31 , stationary side electrode stacks 38a and 38b are provided individually by stacking each pair of axially adjacent two 36b to 36e of six ring-plate-shaped stationary side electrodes 36a to 36f arranged concentrically with the axis of the stator 1 and aligned axially with each other together with one of stationary side insulating seats 37a and 37b interposed between the pair of axially faced stationary side electrodes, rotating side electrode stacks 42a to 42c are provided individually by stacking each pair of axially adjacent two 40a to 40f of six ring-plate-shaped rotating side electrodes 40a to 40f arranged concentrically with the axis of the rotor 6 and aligned axially with each other together with one of rotating side insulating seats 41a and 41c interposed between the pair of axially faced rotating side electrodes, a group of the stationary side electrode stacks 38a and 38b and another group of the rotating side electrode stacks 42a to 42c are arranged between the axially distally situated stationary side electrodes 36a and 36f so that one from one group and one from the other axially alternate and all in each group are axially aligned, and a plurality of spherical bodies 44 are disposed between each of the distally situated stationary side electrodes 36a and 36f and the electrode of the rotating side electrode stack 42a or 42c axially faced to each said distally situated stationary side electrode 36a or 36f and between the faced electrodes of the axially adjacent stationary and rotating side electrode stacks to roll on the faced electrodes to pass electric signals between them.

摘要翻译： 在包括用于在定子1和转子6之间传递不同电信号的电信号滑环31的旋转接头A中，为了稳定传输电信号滑环31中的电信号，固定侧电极堆叠38a和38b 分别通过堆叠与定子1的轴线同心布置的六个环形板状固定侧电极36a至36f的每一对轴向相邻的两个轴向相邻的两个36b至36e并且彼此轴向对齐以及一个固定侧绝缘座 37a和37b分别通过将六个环形板状的旋转侧电极40a至40f的每一对轴向相邻的两个40a至40f堆叠在一起而分别设置在一对轴向面对的固定侧电极之间，旋转侧电极堆42a至42c被同心地 与转子6的轴线一起并且与插入的旋转侧绝缘座41a和41c中的一个一起彼此轴向对齐 在一对轴向相对的旋转侧电极之间，一组固定侧电极堆38a和38b以及另一组旋转侧电极堆42a至42c布置在轴向位于远处的固定侧电极36a和36f之间， 每一组中的一组和另一组沿轴向交替排列，并且每组中的所有组沿轴向对齐，并且多个球体44设置在每个位于远端的固定侧电极36a和36f与旋转侧电极堆42a的电极之间，或者 42c轴向面对每个所述位于远端的固定侧电极36a或36f，并且位于轴向相邻的静止和旋转侧电极堆叠的面对的电极之间，以在面对的电极上滚动以在它们之间传递电信号。