发明名称 POSITION CONTROL APPARATUS AND METHOD FOR CONTROLLING THE MOVEMENT OF A BLOCK IN A WOODWORKING MACHINE
摘要 The present invention provides an automatic lug loader to place blocks on each lug on a lug conveyor in a finger jointing machine. The lug loader includes a support structure with a control station and a feed table. A powered loading conveyor overlies the support structure with an infeed end disposed over the control station. The loading conveyor extends downstream to an outfeed end which is disposed over the upstream end of the lug conveyor. A powered adjuster is connected to the loading conveyor and shifts the loading conveyor toward and away from the control station to selectively grip a block. The invention also encompasses an automatic cornering apparatus to transfer blocks from a side-to-side relationship on the lug conveyor to an end-to-end arrangement on a transverse conveyor. The cornering apparatus includes a first conveyor with an upstream end and a downstream end. An elongate support structure extends between the downstream end of the first conveyor and an upstream end of a second conveyor, which extends transversely to the support structure. A third overlying conveyor, having a lower gripping surface, extends between the downstream end of the first conveyor and the upstream end of the second conveyor. A powered adjuster is connected to the third conveyor to move the third conveyor toward and away from the second conveyor to selectively grip or release a block.
申请公布号 CA2168833(C) 申请公布日期 1999.07.20
申请号 CA19962168833 申请日期 1996.02.05
申请人 发明人 HILL, DAVID A.
分类号 B27B25/04;B27M1/08;B27M3/00;(IPC1-7):B27F1/16 主分类号 B27B25/04
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