Patent ID: 6179533
Filing Date: 2001-01-30
Classification: B23B,Y10S,Y10T

Abstract:
A device for clamping a knife of a machine center, comprising:a sleeve having a clamping member received therein and said clamping member having a plurality of pawls, said pawls separated by slots, a kick member extending through said clamping member and at least two bolts connecting said kick member and said sleeve via said slots, said sleeve having an annular flange extending from an end thereof so as to be engaged with said pawls of said clamping member, anda pushing means for pushing said kick member to move said sleeve relative to said clamping member to disengage said annular flange from said pawls, wherein said pushing means includes a first frame and a second frame, a first side member and a second side member connecting said first frame and said second frame, a cylinder movably extending through said first frame and a swing member pivotally connected to an end of said cylinder, two L-shaped plates each having one end thereof pivotally connected to said swing member, the other end of each L-shaped plate pivotally connected to said first side member and a first roller connecting said two L-shaped plates;two pressing plates pivotally connected to said second side member and a second roller connecting said two pressing plates, said first roller rotatably contacting said pressing plates, anda pressing member movably extending through said second frame and said second roller contacting said pressing member, said pressing member pushing said kick member.