Parts tray conveying system
First Claim
1. A parts tray conveying system comprising:
- a first station for supplying a plurality of occupied trays under a stacked condition each containing parts;
a second station for separating an uppermost one of said occupied trays under the stacked condition one by one and including elevator means for vertically moving said separated uppermost one of said occupied trays, said elevator means having a vertically movable member, an elevating member attached to said vertically movable member, a plurality of mounting brackets attached to said elevating member, a plurality of rotatable plates mounted to said mounting brackets, a sensing member projecting from one of said plurality of rotatable plates, and a light emitting element and a sensor provided at an upper and lower portion, respectively, of said elevator means so as to form a light path therebetween for detecting rotation of said sensing member;
a third station for conveying said separated uppermost one of said occupied trays to a predetermined position;
means for moving said occupied trays under the stacked condition from said first station to said second station;
means for taking said uppermost one of said occupied trays under the stacked condition from said second station to said third station;
a fourth station for removing and discharging a plurality of empty trays each containing no parts one by one from said third station;
a fifth station for stacking said empty trays discharged by said fourth station; and
means for carrying said empty trays under a stacked condition from said fifth station.
1 Assignment
0 Petitions
Accused Products
Abstract
A parts tray conveying system includes a first station for supplying a plurality of occupied trays each containing parts under a stacked condition; a second station for separating the occupied trays under the stacked condition one by one from the upper stage; and a third station for conveying the occupied trays. Also provided is a device for taking an upper-most one of the occupied trays under the stacked condition from the second station to the third station; a fourth station for discharging a plurality of empty trays each containing no parts one by one from the third station; and a fifth station for stacking the empty trays discharged by the fourth station. Accordingly, a large number of the parts trays can be compactly set under the stacked condition in the conveying system to thereby effectively utilize space in the conveying system.
15 Citations
8 Claims
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1. A parts tray conveying system comprising:
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a first station for supplying a plurality of occupied trays under a stacked condition each containing parts; a second station for separating an uppermost one of said occupied trays under the stacked condition one by one and including elevator means for vertically moving said separated uppermost one of said occupied trays, said elevator means having a vertically movable member, an elevating member attached to said vertically movable member, a plurality of mounting brackets attached to said elevating member, a plurality of rotatable plates mounted to said mounting brackets, a sensing member projecting from one of said plurality of rotatable plates, and a light emitting element and a sensor provided at an upper and lower portion, respectively, of said elevator means so as to form a light path therebetween for detecting rotation of said sensing member; a third station for conveying said separated uppermost one of said occupied trays to a predetermined position; means for moving said occupied trays under the stacked condition from said first station to said second station; means for taking said uppermost one of said occupied trays under the stacked condition from said second station to said third station; a fourth station for removing and discharging a plurality of empty trays each containing no parts one by one from said third station; a fifth station for stacking said empty trays discharged by said fourth station; and means for carrying said empty trays under a stacked condition from said fifth station. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification