A box packing device includes a dropping part configured to drops a laterally opened cardboard box in the state in which the lateral flaps of the cardboard box are open before and after dropping. The dropping part has an upper guide mechanism and a lower guide mechanism. The upper guide mechanism in
A box packing device includes a dropping part configured to drops a laterally opened cardboard box in the state in which the lateral flaps of the cardboard box are open before and after dropping. The dropping part has an upper guide mechanism and a lower guide mechanism. The upper guide mechanism includes first upper guide portions that oppose front faces of the flaps and second upper guide portions that oppose rear faces of the flaps. The lower guide mechanism includes a first lower movable guide portion and a first lower fixed guide portion that oppose the front faces of the flaps, second lower guide portions that oppose the rear faces of the flaps, and a first drive unit for driving the second lower guide portions towards the first lower guide portion.
대표청구항▼
1. A box packing device comprising: a dropping part having an upper guide mechanism and a lower guide mechanism which is arranged below the upper guide mechanism, the dropping part being configured to drop a box, the box having four side faces that define a side face portion, each of the four side f
1. A box packing device comprising: a dropping part having an upper guide mechanism and a lower guide mechanism which is arranged below the upper guide mechanism, the dropping part being configured to drop a box, the box having four side faces that define a side face portion, each of the four side faces having a corresponding tabular lid portion extending therefrom, one of the four side faces is directed downward and an upper lid portion extending from an upper side face among the four tabular lid portions and a first lateral lid portion and a second lateral lid portion extending from laterally positioned side faces among the four tabular lid portions are opened outward as the height position of the box is changed: anda first drive unit, whereinthe upper guide mechanism includes a first guide portion arranged so as to oppose front faces of the first and second lateral lid portions when the box is dropped, and a second guide portion arranged so as to oppose rear faces of the first and second lateral lid portions when the box is dropped, andthe lower guide mechanism includes a third guide portion arranged so as to oppose the front faces of the first and second lateral lid portions when the box is dropped and after the box is dropped, a fourth guide portion arranged so as to oppose the rear faces of the first and second lateral lid portions when the box is dropped and after the box is dropped, and the first drive unit drives at least one of the third guide portion and the fourth guide portion toward the other of the third guide portion and the fourth guide portion after the box is dropped. 2. The box packing device according to claim 1, wherein the third guide portion and the fourth guide portion are arranged such that, when the box is dropped, a minimum distance between the third guide portion and the fourth guide portion is equal to or greater than a minimum distance between the first guide portion and the second guide portion. 3. The box packing device according to claim 2, wherein the upper guide mechanism includes at least either of the first guide portion having a first guide plane that opposes the front faces of the first and second lateral lid portions when the box is dropped, or the second guide portion having a second guide plane that opposes the rear faces of the first and second lateral lid portions when the box is dropped, andthe lower guide mechanism includes at least either of the third guide portion having a third guide plane that opposes the front faces of the first and second lateral lid portions when the box is dropped and after the box is dropped or the fourth guide portion having a fourth guide plane that opposes the rear faces of the first and second lateral lid portions when the box is dropped and after the box is dropped. 4. The box packing device according claim 3, wherein at the point in time when the first drive unit completes driving, the third guide portion opposes the front faces of the first and second lateral lid portions in the vicinity of a boundary between the first and second lateral lid portions and the side face portion and the fourth guide portions opposes the rear faces of the first and second lateral lid portions in the vicinity of a boundary between the first and second lateral lid portions and the side face portion. 5. The box packing device according to claim 3, wherein the third guide portion further opposes a front face of the upper lid portion. 6. The box packing device according to claim 5, wherein the third guide portion includes a fixed guide portion that opposes the front face of the first lateral lid portion and a movable guide portion that opposes the front face of the second lateral lid portion and the front face of the upper lid portion,the movable guide portion opposes at least a center part of the front face of the upper lid portion when the box is dropped,the lower guide mechanism further includes a second drive unit for driving the movable guide portion in parallel to the front face of the upper lid portion after the box is dropped, andthe second drive unit drives the movable guide portion to a position where the movable guide portion opposes the front face of the upper lid portion only at an end part of the second lateral lid portion after the box is dropped. 7. The box packing device according to claim 3, wherein the first drive unit drives at least either of the third guide portion or the fourth guide portion so that at least either of the third guide portion or the fourth guide portion come into contact with the first and second lateral lid portions thereby to move the box horizontally. 8. The box packing device according to claim 1, wherein the upper guide mechanism includes at least either of the first guide portion having a first guide plane that opposes the front faces of the first and second lateral lid portions when the box is dropped, or the second guide portions having a second guide plane that opposes the rear faces of the first and second lateral lid portions when the box is dropped, andthe lower guide mechanism includes at least either of the third guide portion having a third guide plane that opposes the front faces of the first and second lateral lid portions when the box is dropped and after the box is dropped or the fourth guide portion having a fourth guide plane that opposes the rear faces of the first and second lateral lid portions when the box is dropped and after the box is dropped. 9. The box packing device according to claim 1, wherein at the point in time when the first drive unit completes driving, the third guide portion opposes the front faces of the first and second lateral lid portions in the vicinity of a boundary between the first and second lateral lid portions and the side face portion and the fourth guide portions opposes the rear faces of the first and second lateral lid portions in the vicinity of a boundary between the first and second lateral lid portions and the side face portion. 10. The box packing device according to claim 1, wherein the third guide portion further opposes a front face of the upper lid portion. 11. The box packing device according to claim 10, wherein the third guide portion includes a fixed guide portion that opposes the front face of the first lateral lid portion and a movable guide portion that opposes the front face of the second lateral lid portion and the front face of the upper lid portion,the movable guide portion opposes at least a center part of the front face of the upper lid portion when the box is dropped,the lower guide mechanism further includes a second drive unit for driving the movable guide portion in parallel to the front face of the upper lid portion after the box is dropped, andthe second drive unit drives the movable guide portion to a position where the movable guide portion opposes the front face of the upper lid portion only at an end part of the second lateral lid portion after the box is dropped. 12. The box packing device according to claim 1, wherein the first drive unit drives at least either of the third guide portion or the fourth guide portion so that at least either of the third guide portion or the fourth guide portion come into contact with the first and second lateral lid portions thereby to move the box horizontally.
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이 특허에 인용된 특허 (4)
Reichert Donald G. (Tarpon Springs FL), Case forming and transferring machine.
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