PACKING METHOD AND UNIT FOR FOLDING A BLANK ON A PACKING MACHINE
First Claim
1. A packing method for folding a blank (4) on a packing machine (1);
- the packing method comprising the steps of;
engaging a first panel (11) of the blank (4), inside a store (20), by means of a first suction pickup head (21);
engaging a second panel (13) of the blank (4), inside the store (20), by means of a second suction pickup head (22); and
moving the pickup heads (21, 22) from a withdrawal position at the store (20) to a release position at a packing conveyor (17), to insert the blank (4) inside a pocket (18) on the packing conveyor (17); and
releasing the blank (4), folded into a ‘
U’
, inside the pocket (18) on the packing conveyor (17);
the packing method being characterized by comprising the further step, as the pickup heads are moved from the withdrawal position to the release position, of producing a relative movement between the first pickup head (21) and the second pickup head (22) to fold the blank (4) into a ‘
U’
before the blank (4) is inserted into the pocket (18) on the packing conveyor (17).
1 Assignment
0 Petitions
Accused Products
Abstract
A packing method and unit for folding a blank on a packing machine; a first suction pickup head engages a first panel of the blank inside a store; a second suction pickup head engages a second panel of the blank inside the store; the pickup heads are moved from a withdrawal position at the store to a release position at a packing conveyor, insert the blank inside a pocket on the packing conveyor; and the blank, folded into a ‘U’, is released inside the pocket on the packing conveyor; as the pickup heads are moved from the withdrawal position to the release position, a relative movement between the first pickup head and the second pickup head is produced to fold the blank into a ‘U’ before the blank is inserted into the pocket on the packing conveyor.
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Citations
16 Claims
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1. A packing method for folding a blank (4) on a packing machine (1);
- the packing method comprising the steps of;
engaging a first panel (11) of the blank (4), inside a store (20), by means of a first suction pickup head (21); engaging a second panel (13) of the blank (4), inside the store (20), by means of a second suction pickup head (22); and moving the pickup heads (21, 22) from a withdrawal position at the store (20) to a release position at a packing conveyor (17), to insert the blank (4) inside a pocket (18) on the packing conveyor (17); and
releasing the blank (4), folded into a ‘
U’
, inside the pocket (18) on the packing conveyor (17);the packing method being characterized by comprising the further step, as the pickup heads are moved from the withdrawal position to the release position, of producing a relative movement between the first pickup head (21) and the second pickup head (22) to fold the blank (4) into a ‘
U’
before the blank (4) is inserted into the pocket (18) on the packing conveyor (17). - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
- the packing method comprising the steps of;
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16. A packing unit (10) for folding a blank (4) on a packing machine (1);
- the packing unit (6) comprising;
a packing conveyor (17) with a pocket (18) for receiving the blank (4) folded into a ‘
U’
;a first suction pickup head (21), which engages a first panel (11) of the blank (4) inside a store (20); a second suction pickup head (22), which engages a second panel (13) of the blank (4) inside the store (20); and actuating devices (33, 34) for moving the pickup heads (21, 22) from a withdrawal position at the store (20) to a release position at a packing conveyor (17), to insert the blank (4) inside the pocket (18) on the packing conveyor (17), and then release the blank (4), folded into a ‘
U’
, inside the pocket (18) on the packing conveyor (17);the packing unit (10) being characterized in that the actuating devices (33, 34), as the pickup heads are moved from the withdrawal position the release position, produce a relative movement between the first pickup head (21) and the second pickup head (22) to fold the blank (4) into a ‘
U’
before the blank (4) is inserted into the pocket (18) on the packing conveyor (17).
- the packing unit (6) comprising;
Specification