JP2673198B2 - Automatic palletizer for can lid packaging - Google Patents

Description

TECHNICAL FIELD The present invention relates to an automatic palletizer for a can lid packaging body that automatically packs a cylindrical can lid packaging body in which a required number of can lids are packed in a bag.

“Prior Art” In general, can lids for canned beverages are delivered to manufacturers of beverage cans by stacking a large number of can lid packages, which are stacked and packed in a staggered manner on a pallet. .

Conventionally, in order to stack the above-mentioned can lid packages in a staggered manner, a cardboard or other liner is pasted on the upper surface of the pallet, and the tip of the coiled roll paper is placed between the liner and the pallet. After folding, a predetermined number of can lid packages are arranged in a line in a pallet form with their end faces flush with each other, and the roll paper is inverted and laid thereon. In the same manner, the same number of can lid packages are placed on the lower can lid package with roll paper interposed, and stacked in a zigzag manner. Then, the end portion of the roll paper covering the uppermost can lid package group is attached and fixed to the bent portion of the roll paper covering the lower can lid package group.

"Problems to be solved by the invention" By the way, the stacking work of the can lid packages as described above is
At present, they rely on human labor, which results in poor work efficiency and a bottleneck in the can lid manufacturing line.

"Object of the Invention" The present invention has been made in view of the above circumstances,
An object of the present invention is to provide an automatic palletizer for can lid packages that can automatically perform stacking work of can lid packages.

"Means for Solving the Problem" In order to achieve the above object, an automatic palletizer for a can lid package according to the present invention includes an elevating device for elevating a pallet,
A carriage table which is provided on the side of this lifting device and is horizontally moved onto the pallet with a plurality of cylindrical can lid packages for forming one stage on the pallet being placed, and this carriage When the table is placed on the pallet, the plurality of can lid packages on the carriage table are collectively pushed out onto the pallet and are stacked on the pallet. It is movably provided in a direction orthogonal to the axial direction of the lid wrapping body, supports roll paper wound around an axis parallel to the can lid wrapping body rotatably around the axis, and moves to support the can lid wrapping. Roll paper moving and feeding device that rolls out roll paper on the body and cuts the roll paper laid on the top can lid package stacked on the pallet A cutting device and a labeling device which is provided on the side of the elevating device and has a roller for sticking the end portion of the cut roll paper to the can lid package with a label. It will be.

"Operation" In the automatic palletizer for a can lid package of the present invention,
A plurality of can lid packages are supplied on the pallet by moving the feeder horizontally, and the roll paper moving and feeding device feeds the roll paper above the pallet in the direction orthogonal to the axis of the can lid package. The can lid package is moved to lay a roll of paper on the upper part of the can lid package, and the pallet is lowered by one step by an elevating device. Move it in the opposite direction to invert the roll paper and lay the roll paper on the top of the can lid package, and by repeating this operation, the can paper packages are stacked in a zigzag manner by a predetermined number of stages with the roll paper interposed. After the stacking is completed, the roll paper is cut by a cutting device, and the ends of the cut roll paper are attached to the second and subsequent can lid packages from the top.

[Embodiment] An embodiment of an automatic palletizer for a can lid package according to the present invention will be described below with reference to FIGS. 1 to 4.

In these drawings, reference numeral 1 indicates an elevator (elevating device) for raising and lowering the pallet 2. In this elevator 1, a chain 5 is connected to a table 4 slidably supported by guide rods 3 in the vertical direction, and the chain 5 is lifted and lowered by a motor (not shown) to move the table 4 up and down. ing.

As shown in FIGS. 2 and 3, a supply device 8 for supplying the can lid package A onto the table 4 is provided on the side of the elevator 1. In this supply device 8, a rodless cylinder 10 is attached to a frame via a bracket 9, and a slider table 10a of the rodless cylinder 10 is attached with a carriage table 12 movably provided along a cross roller guide 11. Is. The carriage table 12 is provided with a pusher plate 13 that pushes the can lid package A placed on the carriage table 12 onto the pallet 2. This pressure plate
A cylinder shaft of a cylinder 14 fixed to an edge portion of the carriage table 12 and guide rods 16 and 16 slidably supported by slide shifters 15 and 15 are fixed to the carriage 13,
By operating the cylinder 14, the pusher plate 13 is guided by the guide rods 16 and 16 to reciprocate on the carriage table 12.

Further, as shown in FIG. 3, a cylinder 17 and slide shifters 18, 18 are fixed to one edge of the carriage table 12 orthogonal to the edge to which the cylinder 14 is fixed. Cylinder shaft and slide shifter 1
A side guide plate 20 is fixed to guide rods 19 and 19 slidably supported by 8 and 18. This side guide plate 20 is provided with a can lid package group consisting of a predetermined number (16) of can lid packages A placed on the carriage table 12 on a guide 21 provided at the other edge of the carriage table 12. It is for pressing the can lid packaging bodies A to be aligned without any gap.

In the supply device 8 having the above structure, when the can lid package A is supplied to the carriage table 12, the side guide plates 20 align the can lid package A without any gap, and the rodless cylinder 10 makes the carriage table. 12
Is moved onto the pallet 2, the can lid package A is pushed out by the pressure plate 13, and then the sleeve stopper
23 is lowered to the end surface position of the can lid package A and the carriage table 12 is retracted to supply the can lid package A onto the carriage table 12 and move the sleeve straightening plate 24 forward by the cylinder 25. The end surface of the can lid package A is brought into contact with the end surface to position the end surface.

Above the elevator 1, as shown in FIGS. 1 to 3, there is provided a roll-laying-moving and feeding device 30 for feeding and laying roll paper on the can lid packages A stacked on the carriage table 12. It is provided.

That is, a pair of LM guides 32, 32 extending in a direction orthogonal to the axial direction of the can lid package A are fixed in parallel to each other on the upper portion of the main body frame via brackets 31. A base plate 33 is slidably provided on the terminals 32 and 32. The bottom surface of this base plate 33 has a nut
A ball screw shaft 35, which is provided between the LM guides 32, 32 in parallel and rotatable about the axis, is screwed into the nut 34. A rotating shaft of a motor 36 fixed to the frame is connected to an end of the ball screw shaft 35 by a coupling 37. Further, base brackets 38, 38 are attached to the lower surface of the base plate 33, and a sub plate 39 is attached to the base brackets 38, 38. This subplate 39
Brackets 40, 41 for holding the coiled roll paper R are attached to the brackets, and clamp shafts 42, 43 are respectively supported by the brackets 40, 41 so as to be rotatable about their axes. Clamp bosses 44 and 4 for holding the core of the roll paper R respectively at the tip ends of the clamp shafts 42 and 43.
5 is fixed. Bolts 46 are inserted through the bracket 40 toward the clamp boss 44, and a ring plate 47 is fixed to the tip end of the bolt 46. The ring plate 47 slidably abuts on the clamp boss 44 to regulate the rotation of the roll paper and to apply a constant tension to the roll paper fed out. The spring 46b provided between the ring plate 47 and the ring plate 47 adjusts the movement by moving the ring plate 47.

In addition, the bracket that supports the clamp shaft 43
Reference numeral 41 is slidably attached to an LM guide 48 fixed to the lower surface of the sub plate 39. The bracket 41 is configured to move along the LM guide 48 by a cylinder 49 fixed to the sub-plate 39. By moving the bracket 41 and the clamp boss 45, the roll paper R is replaced. It is like this.

Further, the brackets 50, 5 are provided on the lower surface of the sub plate 39.
0 is attached, and the clamp rollers 51, 51 are attached to the lower ends of the brackets 50, 50 so as to face each other. One clamp roller 51 has a bracket
A cylinder shaft of a cylinder 52 fixed to 50 is connected, and the cylinder 52 allows one clamp roller 51 to move toward and away from the other clamp roller 51. In addition, bracket 5
4, 54 are attached, and a cylinder 55 and guide rods 56, 56 are attached to the bracket 54.
A bracket 57 is attached to the tip ends of the cylinder shaft of the cylinder 55 and the guide rods 56, 56, and a tension roller 60 is attached to the bracket 57 so as to be rotatable about its axis. The tension rollers 60, 60 are movable up and down by a cylinder 55, and are for pressing the roll paper R downward and laying the roll paper R on the can lid package A in a tensioned state.

Further, as shown in FIG. 1, a folding device 63 for folding the roll paper R between the pallet 2 and a board such as cardboard laid on the upper surface of the pallet 2 is provided on the side frame of the elevator 1. is set up.

That is, the base plate 64 is horizontally fixed to the frame, and the rodless cylinder 65 is attached to the base plate 64 so as to be orthogonal to the axis of the can lid package A. A cylinder 66 is attached to the slider 65a of the rodless cylinder 65 in parallel with the rodless cylinder 65, and a folding plate 67 is horizontally attached to the cylinder shaft of the cylinder 66. On the other hand, in front of the folding plate 67, there is provided a vacuum pad 68 that suction-holds the liner sheet laid on the upper surface of the pallet 2 to form a gap between the liner sheet and the pallet 2. The vacuum pad 68 can be raised and lowered by a cylinder 69, and the cylinder 69 and the vacuum pad
The can with 68 is provided with a shock absorbing spring 70.

On the side of the elevator 1, as shown in FIG.
Before stacking the can lid packages A, a roll paper drawing device 75 for drawing the roll paper R is provided.

That is, the base plate 76 is attached to the body frame, and the base plate 76 is attached to the cylinder.
77 and vertically movable guide rods 78, 78 are mounted vertically. A lifter plate 79 is horizontally fixed to the cylinder shaft of the cylinder 77 and the guide rods 78, 78, and a rodless cylinder 80 is fixed to the lifter plate 79.
Is installed horizontally. An air hand 81 is attached to a slider 80a of the rodless cylinder 80.
The air hand 81 has hand parts 81a, 81a that come into contact with and separate from each other, and clamp levers 82, 82 for clamping and holding the leading end of the roll paper are attached to the hand parts 81a, 81a. Then, the roll paper drawing device having the above-mentioned configuration
In the case of 75, the lifter plate 79 is raised by the cylinder 77, the air hand 81 is advanced to just below the clamp roller 51 by the rodless cylinder 80, and the leading end of the roll paper is clamped by the clamp levers 82 and 82. hand,
By lowering the lifter plate 79, the roll paper R is pulled out by the length of the folding device 63.

In addition, a can lid package A stacked on the pallet 2
1 to the position perpendicular to the axis of the can lid package A by pressing the side surface of the can lid package A as shown in FIG.
Side guides 85, 85 are installed to shift the half pitch.

That is, cylinders 87, 87 are attached to the frame, which is erected at a position sandwiching the elevator 1, so as to face each other via brackets 86, 86, and the cylinder shaft of the cylinders 87, 87 and the brackets 86, 86 are attached. Guide blocks 88, 88 are attached to face each other on a guide rod (not shown) movably supported in the horizontal direction. In the side guides 85, 85 having the above structure, the guide block 88 is moved by the cylinder 87 so that the can lid package A
By pressing the side surface of the can lid package group, the can lid package group is displaced by a half pitch.

Further, as shown in FIG. 1, above the elevator 1, when the can lid packages A are stacked, the gaps between the top and bottom of the can lid packages A are made uniform, and A presser device 90 is provided to keep the upper level constant.

That is, on the frame horizontally provided above the elevator 1, the cylinder mounting bracket 91 and the rod mounting brackets 92, 92 are located at a position sandwiching the cylinder mounting bracket 91.
Is attached. A cylinder 93 is vertically attached to the bracket 91, and a guide rod 94 is attached to the bracket 92 while being supported by a slide shifter 95 so as to be vertically movable. A presser plate 96 is attached to the cylinder shaft of these cylinders 93 and the tips of the guide rods 94, 94. The presser plate 96 is a strip plate whose long side is longer than the long side of the can lid package group, and is lowered by a cylinder 93 to press the upper part of the can lid package group. In addition, this presser device 90
In order to press the upper surface of the can lid package group at two positions near the end face, one is installed above each of these positions.

Above the supply device 8, as shown in FIGS. 1, 2 and 3, the can lid package A is placed on the pallet 2.
Cutting device 10 that cuts the roll paper after the final stack
0 is provided.

That is, as shown in FIG. 2, a guide mounting bracket 101 is mounted on the frame located above the supply device 8, and a cross roller guide 102 is horizontally mounted on this guide mounting bracket 101. . This cross roller guide 102 has a slide plate 1
03 is provided so as to be movable in the left-right direction. The slide plate 103 has a cylinder 104 fixed to the frame.
The cylinder shafts are connected to each other, and the cylinder 104 allows the slide plate 103 to move in the left-right direction. Guide rods 107, 107 vertically supported by the cylinder 105 and slide shifters 106, 106 are vertically attached to the tip of the slide plate 103, and the cylinder shaft of the cylinder 105 and the tip of the guide rods 107, 107 are attached to the tip. Is equipped with a lifting plate 109. As shown in FIG. 4, a cylinder 110 and a rodless cylinder 111 are vertically attached to the lift plate 109. A roll paper pressing plate 112 is attached to the cylinder shaft of the cylinder 110, and a sub pressing plate 113 is rotatably attached to a leading edge portion of the roll paper pressing plate 112 by a hinge 114a. The central portion of the sub-holding plate 113 has a support metal fitting 114.
A cylinder shaft of a cylinder 115 rotatably supported by the roll paper pressing plate 112 is connected via b, and the sub pressing plate 113 is rotated by this cylinder 115. Further, a roll paper cutter 117 having a cutting edge 117a at the tip is attached to the slider 111a of the rodless cylinder 111 attached to the elevating plate 109. The roll paper cutter 117 lowers to the stopper 118 by the rodless cylinder 111 and cuts the roll paper R.

Further, in front of the folding device 63, as shown in FIG. 1, for sticking the end portion of the cut roll paper R to the can lid packaging body A after the final stacking of the can lid packaging body A. A labeling device 120 is provided.

That is, the base frame fixed to the body frame
A guide rod 123, 123 is supported on a cylinder 122 and a slide shifter (not shown) so as to be vertically movable.
Are vertically attached, and a lifter plate 124 is horizontally attached to the tip ends of the cylinder 122 and the guide rods 123, 123. A cylinder 125 is horizontally attached to the lifter plate 124, and a slide table 126 movably provided in the left-right direction is connected to the cylinder 125. An air pack mounting bracket 127 is attached to the slide table 126, and an air pack table 128 is provided on the bracket 127 so as to be tiltable. This air pack table 128
A labeling machine 129 is attached to the. The labeling machine 129 is commercially available, and a roller 130 for sticking a seal is attached to the tip of the labeling machine 129 so as to be rotatable around its axis. In the labeling device 120 having such a configuration, the labeling machine 129 moves up, tilts, and further advances and descends so that the roller 130 causes the tip portion of the roll paper R to be attached to the can lid package A with a label. I am supposed to wear it.

Next, a method of stacking the can lid packages A in a staggered manner by the automatic can lid palletizer having the above-described configuration will be described.

The lifter plate 79 of the roll paper pull-out device 75 is the cylinder 77
Is raised to a position between the clamp roller 51 and the tension roller 60 of the roll paper moving and feeding device 30, and the air hand 81
Moves forward to just below the clamp roller 51 by the rodless cylinder 80. Then, after the clamp levers 82, 82 approach each other and grip the tip end of the roll paper R,
The lifter plate 79 descends and pulls out the roll paper by the folding device 63, and pulls out the clamp lever 82, 8
The clamp of 2 is released and the air hand 81 moves backward.

Next, after the roll paper moving / feeding device 30 advances along the LM guide 32 and stops at the roll folding position, the empty pallet 2 is supplied from the empty pallet supply device (not shown) onto the table 4 of the elevator 1, and this table is 4 rises to the roll paper folding position and stops.

After that, the vacuum pad 68 is lowered by the cylinder 69, and the sheet of paper laid on the upper surface of the pallet 2 is sucked by vacuum to form a gap between the pallet 2 and the sheet of paper. Next, the slider 65a of the rodless cylinder 65 of the folding device 63 moves forward, and the folding plate 67 further moves forward to fold the roll paper R into the above-mentioned gap and then move backward. And vacuum pad
After releasing the suction of 68, the presser plate 96 of the presser device 90 is lowered by the cylinder 93 and presses the backing sheet. After that, the roll paper moving and feeding device 30 moves forward while feeding the roll paper, spreads the roll paper R on the paper, and stops. Next, the tension roller 60 on the left side is lowered by the cylinder 55 to maintain the roll bed in a tensioned state, and then the presser plates 96, 96 are raised.

Next, the number of the can lid package A supplied from the automatic carrier (not shown) is counted and displayed on the supply table (not shown).
After 16 lines are aligned, 16 can lid packages A are conveyed to the carriage table 12 of the supply device 8 by this supply table. Thereafter, the carriage table 12 is moved forward by the rodless cylinder 10 to the vicinity of the center of the pallet 2, and the pusher plate 13 is moved forward by the cylinder 14 to push out 16 can lid packages A onto the pallet 2 and retreat. To do. Next, the sleeve stopper 23 descends to the position of the end surface of the can lid package A, and then the carriage table 12 retracts to supply the can lid package A onto the pallet 2.
When the carriage table 12 retracts, the can lid package A contacts the sleeve stopper 23, so that the can lid package A is not dragged by the carriage table 12 and does not deviate from the pallet 2. Next, the table 4 descends by one pitch (the diameter of the can lid package A), and then the side guide 87a.
Guide lock 88a is half pitch (radius of can lid package A)
And the guide lock 88b of the side guide 87b moves forward by one pitch, the can lid package A is moved leftward and rightward by a half pitch from the position on the pallet 2 to be aligned. After that, the sleeve straightening plate 24 advances by the cylinder 25 and comes into contact with the end surface of the can lid package A to position the end surface. Then, the presser plates 96, 96 of the presser devices 90, 90 descend and press the upper part of the can lid package A to make the level constant.

Next, after the tension roller 60 is raised, the roll paper moving and feeding device 30 is retracted, so that the roll paper R is inverted from the side surface of the can lid package A located at the right end, and the first stage can lid package. Place it on the upper part of A, and the right tension roller 60
Is lowered by the cylinder 55 to maintain the roll paper R in a tensioned state.

Next, 16 can lid packages A to be stacked in the second stage are fed onto the can lid package in the first stage by the carriage table 12 in the same manner as above, and then the table 4 is lowered by one pitch. To do. After that, the guide lock 88a of the side guide 87a moves forward by one pitch, and the side guide 8a
When the guide lock 88b of 7b advances by a half pitch, the can lid package A is moved to the right, and the can lid package A is shifted by a half pitch and stacked in a zigzag pattern. Thereafter, in the same manner as above, the sleeve straightening plate 24 advances to position the end surface of the can lid package A, and the presser plates 96, 96 descend to press the upper portion of the second stage can lid package A. To make the gap between the top and bottom uniform and the level constant. Then, after the tension roller 60 is raised,
As the roll paper moving and feeding device 30 moves forward, the roll paper R is inverted from the side surface of the can lid package A located at the left end and laid on the upper part of the second-stage can lid package A, and the left tension roller 60 Keeps the roll paper tensioned as it descends.
By repeating this process in sequence, the can lid packages A are stacked in a staggered manner on the pallet 2 with the roll paper R snaked in between.

Then, when the can lid package A is finally stacked (usually 17 layers), the cutting device 100 cuts the roll paper R, and the end thereof is attached to the can lid package A by the labeling device 120.

That is, the slide plate 103 of the cutting device 100 is moved forward by the cylinder 104 and stopped when the roll paper cutter 117 is located at the cutting position. Then, the lifting plate 109
Is lowered by the cylinder 105, and further, the roll paper pressing plate 112 is lowered by the cylinder 110 and presses the vicinity of the end of the uppermost can lid package A from above the roll paper R, and the roll paper R In addition, the one clamp roller 51 of the roll paper moving and feeding device 30 is advanced by the cylinder 52 and is pressed against the other clamp roller 51 to clamp the roll paper R so that it is not pulled out.

Then, the roll paper cutter 117 descends and its cutting edge 117a
To cut the roll paper and raise it.

After that, the sub-holding plate 113 is rotated by the cylinder 115 to the side of the can lid package A with the hinge 114a as a spindle, and the end portion of the roll paper R cut and protruding from the roll paper holding plate 112 is set to the end portion. Bend to the side of the can lid package A located.

Then, the lifter plate 124 of the labeling device 120 is lifted by the cylinder 122, and the air pack table 128 is tilted so that the labeling machine 129 causes the roll paper R to move.
Inclining with the end of facing. And slide table 12
The cylinder 6 advances by the cylinder 125, and the roller 130 for sticking the label presses the end portion of the roll paper R and presses it against the can lid package A. Then, the lifter plate 124 descends and the labeling machine 129 descends, which causes the rollers 130 to
Rolls along the side surface of the can lid package A, and the label is attached to the side surface of the second can lid package A from the top so that the end of the roll paper R is attached to the can lid package A. Fix it.

After that, the sub-holding plate 113 is separated from the can lid package A, the roll paper pressing plate 112 rises, the elevating plate 109 rises, the slide plate 103 retracts, and the stacking of the can lid package A is completed. To do.

According to the automatic palletizer for a can lid package having the above structure, a plurality of (16) can lid packages A can be obtained by horizontally moving the carriage table 12 of the supply device 8 on the pallet 2.
Is supplied, and the roll paper moving and feeding device 30 is moved in a direction orthogonal to the axis of the can lid package A while feeding the roll paper R above the pallet 2 so that the roll paper R is placed above the can lid package A. Further, the pallet 2 is lowered one step by the table 4 of the elevator 1, the can lid package A is supplied from the feeder 8 onto the pallet 2, and the roll paper moving and feeding device 30 is moved in the opposite direction to the above. Inversion of roll paper R and can lid package A
Roll paper is laid on the upper part of the sheet, and by repeating this operation, a predetermined number (17 steps) of can lid packages A are stacked in a zigzag manner with the roll paper R interposed, and after the stacking is completed, the cutting device is cut.
The roll paper cutter 117 of 100 is lowered to cut the roll paper R, and the labeling device 12 is attached to the end of the cut roll paper R.
The labeling machine 129 of 0 is moved and brought close to it so that the end of the roll paper R is attached to the can lid packaging A in the second stage from the top. The work of stacking the bodies can be automatically performed without requiring human labor.

Further, every time stacking is performed, the presser device 90 presses the upper part of the can lid package A to make the gap between the upper and lower parts uniform and to make the level of the upper part of the can lid package A constant. Tension rollers 60, 6 of the roll paper moving and feeding device 30
Since the roll paper R is maintained in a tensioned state by dropping 0, the can lid packages A can be easily stacked tightly and firmly.

In addition, vacuum paper is used to spread the liner on the empty pallet 2.
68 is sucked to form a gap between the pallet 2 and the backing sheet, and the roll paper is folded in the gap by the folding device 63. Therefore, preparation for stacking can be easily and automatically performed. it can.

In addition, when the roll paper R is cut, the roll paper pressing plate 112 presses the vicinity of the end of the uppermost can lid package A from above the roll paper R to fix the roll paper R to this portion. At the same time, since the roll paper R is clamped by the clamp rollers 51, 51 of the roll paper moving and feeding device 30 so as not to be pulled out, the roll paper R is rolled by the roll pressing plate 112.
Since there is no slack between the clamp rollers 51 and 51,
The roll paper R can be easily cut, and after the cut, the roll paper R covering the can lid package A does not loosen and fall apart.

All the operations of the automatic can lid palletizer having the above-described structure are automatically performed under sequence control by a controller (not shown).

Also, by pressing an emergency stop button (not shown), the entire device is stopped. In this case, the device that uses the motor stops instantaneously, and the device that uses the cylinder operates until the stroke end. Stop.

Further, when the motor is overloaded, the roll paper is not properly folded, the vacuum is bad, the cutter is not properly cut, the roll paper is empty, and the cycle time is exceeded, an abnormality is detected and the apparatus is stopped. Cycle time over means that each device operates within a certain period of time during automatic operation of the device.However, the time over due to malfunction of the device itself or malfunction due to work being caught Which means that the device is suspended.

[Effects of the Invention] As described above, according to the automatic palletizer for a can lid packaging body of the present invention, a plurality of can lid packaging bodies are fed onto the pallet by horizontally moving the feeding device to roll paper. Move the feeding device in the direction perpendicular to the axis of the can lid package while feeding the roll paper above the pallet, lay the roll paper on the top of the can lid package, and then lower the pallet one step by the lifting device. Then, the can lid wrapping body is supplied from above on this, the roll paper moving and feeding device is moved in the opposite direction to reverse the roll paper, and the roll paper is laid on the top of the can lid wrapping body. By repeating the operation, the can lid packaging bodies are stacked in a zigzag manner by interposing the roll paper in a predetermined number of stages, after the stacking is finished, the roll paper is cut by a cutting device, and the end portion of the cut roll paper is By labeling device Since it is attached to the second and subsequent can lid packages, it is possible to automatically perform the stacking work of the can lid packages, which has conventionally been performed manually, without requiring human labor.

Further, by stacking a predetermined number of can lid packages on the carriage table of the supply device (the number for forming one stage on the pallet) on the pallet all at once, the carriage table can be reciprocated once toward the pallet. so,
Can lid packaging can be stacked on the pallet,
As a result, a plurality of can lid packages can be stacked on the pallet in a short time, and the stacking work efficiency is significantly improved.

Further, since the roll paper is attached by a label after stacking, a heating device or a coating device that is expensive and has a high running cost as compared with a device that heats and heat bonds or a device that applies hot melt to bond. Since it is unnecessary, the equipment cost does not increase.

[Brief description of the drawings]

1 to 4 show an embodiment of an automatic palletizer for a can lid package according to the present invention. FIG. 1 is a front view of the automatic palletizer, FIG. 2 is a side view of the same, and FIG. The same plan view and FIG. 4 are enlarged views of the cutting device. A: Can lid package, R: Roll paper, 1 ... Elevator, 2 ... Pallet, 8 ... Feeding device, 12 ... Carriage table, 13 ... Pusher plate, 30 ... Roll paper moving and feeding device , 51 ... Clamp roller, 60 ... Tension roller, 63 ... Folding device, 67 ... Folding plate, 68 ... Vacuum pad, 75 ... Roll paper pulling device, 82 ... Clamp lever, 85a, 85b ... Side guide, 90 …… Presser device, 96 …… Presser plate, 100 …… Cutting device, 112 …… Roll paper press plate, 113 …… Sub press plate, 117 …… Roll paper cutter, 117a …… Cutting blade, 120 …… Labeling device, 128 …… Air pack table, 129 …… Labeling machine.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Jun Takasugi 1500 Suganuma, Oyama-cho, Suno-gun, Shizuoka Prefecture, inside the Aluminum Can Development Center, Mitsubishi Metals Co., Ltd. (72) Shoichi Owada 15 Fukimatsu, Onahama, Iwaki, Fukushima 1 Daite Kosan Co., Ltd. Joban Branch (56) References JP-A-63-110109 (JP, A) JP-A-64-17718 (JP, A)

Claims (1)

(57) [Claims] 1. An elevating device for elevating a pallet, and a plurality of cylindrical can lid package bodies provided on the side of the elevating device to form one stage on the pallet. A carriage table horizontally moved to the pallet and, when the carriage table reaches the pallet, a pusher plate for extruding the plurality of can lid packages on the carriage table into the pallet and stacking them together. Is provided above the elevating device and movably in such a manner as to be movable in a direction orthogonal to the axial direction of the can lid package, and roll paper wound around an axis parallel to the can lid package is rotated around the axis. A roll paper moving / feeding device that freely supports and moves to roll and roll the roll paper on the can lid package, and is stacked on the pallet. A cutting device for cutting the roll paper laid on the uppermost can lid package, and a side part of the elevating device, and the end of the cut roll paper is labeled on the can lid package. An automatic palletizer for a can lid package, comprising: a labeling device having a roller for sticking by using.