Patent ID: 6513640
Filing Date: 2003-02-04
Classification: B23Q,Y10T

Abstract:
A pallet exchange apparatus for exchanging a machining side pallet placed on a pallet base of a machining side of a machining apparatus and a standby pallet placed on first sliding means in the machining apparatus, comprising:turn driving means rotatable about an axis perpendicular to the machining side pallet and the standby pallet; second sliding means for moving the machining side pallet or the standby pallet thereon when the second sliding means contacts the machining side pallet or the standby pallet, the second sliding means being disposed only under the machining side pallet when the machining side pallet and the standby pallet have not been exchanged; and push-up means, when the machining side pallet and the standby pallet are exchanged, for bringing the second sliding means into contact with and pushing up the machining side pallet with the second sliding means so as to keep the machining side pallet off the pallet base; wherein said turn driving means exchanges the machining side pallet and the standby pallet by turning the machining side pallet and the standby pallet about said axis.