| 摘要 |
FIELD: agriculture.SUBSTANCE: invention relates to mining combines and can be used during driving of mine workings mines, pits. Tunnelling machine actuator, including frame, cutting bits, electric motors, reduction gear with two drive shafts, one of which is connected with cutting bits, arranged in frame. At that, reduction gear is installed with possibility of rotation around its axis relative to frame and planetary motion of cutting bits by gearing from second drive shaft of said gearbox.EFFECT: technical result consists in providing higher efficiency and compactness of reduction gear.1 cl, 1 dwg |
