CHAMFERING DEVICE

摘要

The device for bevelling the edges of holes on work pieces (17) is designed mainly for multi-spindle operational heads of single-purpose working machines that are equipped with telescopically carried jig plate (7). The device consists of a spindle (1) with tool (2), which is arranged in a hollow cylindrical body (5) with flange (6) for attaching to the jig plate (7) and it is characteristic by the fact that in the rear part of the spindle (1) there is a helically formed toothing (4) and the hollow space in the body (5) has two graduated holes (8, 9), where in the bigger hole (8) there is a sliding guiding disc (10) and in the point of hole (8, 9) cross-over there is a front surface (19) created in the body (5). The front surface is close connected with toothed ring (11) with inner toothing (16). On the spindle (1) there is a wiper ring (12) equipped with a sealing element.<IMAGE>