Cutter exchanging apparatus incorporated in a machine

Details Cutter exchanging apparatus incorporated in a machine Cutter exchanging apparatus incorporated in a machine

1991-09-23

1992-07-14

Bilinsky, Z. R.

Tool changing

Including machine tool or component

Rotary spindle machine tool

483 7, 414735, 414738, B23Q 3157

Patent

active

051291401

ABSTRACT:
A cutter exchanging apparatus includes a cam mechanism mounted on a driving shaft of the apparatus. The cam mechanism includes a cylindrical roller and a plate attached together. The cylindrical roller has a first and second end, and an endless recessed cam groove that includes an upper circumferential recessed cam groove formed adjacent to the first end, a lower circumferential recessed cam groove formed adjacent to the second end and two transition gradually curved cam groove, each connected to each of two free ends of the upper and lower circumferential recessed cam groove. The plate has a recessed groove that includes a starting point formed adjacent to the center point of rotation of the plate and an ending point. The recessed groove includes a first section that has a predetermined distance increasing in diameter with respect to the center of rotation of the plate beginning from the starting point to a first point in the recessed cam groove and a second section that has another distance decreasing in diameter from the center of rotation of the plate beginning from the first point to the ending point.

REFERENCES:
patent: 3616526 (1971-11-01), Tajima
patent: 3704510 (1972-12-01), Sedgwick et al.
patent: 4372728 (1983-02-01), Murakami
patent: 4384397 (1983-05-01), Nelson

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