JPH06226888A - Device for making built-up box - Google Patents

Abstract

PURPOSE:To automatically assemble an inner box and an outer frame plate in a state pasted beautifully without overflow of the paste and automatically assemble a built-up box which can be folded. CONSTITUTION:In a built-up box manufacturing device 10, an inner box 11 is inserted into an outer frame plate 12 from an upper part and pasted. The device is provided with an inner box send-out means 20 for sending out the extended inner box 11 to a press-down position (a) of the inner box 11 one by one, and a lifting/lowering means 24 having a truncated pyramid liftable pressure member 23 equipped with a suction means 25 of the inner box 11 for pushing down the inner box 11 which is placed just under the push-down position (a) by the pressure member 23 until a position (b) where the inner box 11 is to be inserted into the outer frame plate 12. Further, a frame-like inner box folding guide 26 arranged in the way of a line which connects the push-down position (a) and the insertion position (b), a pasting means 30 arranged at a position lower than that of the inner box folding guide 26 for pasting on the outer face of a side plate 11b of the inner box 11, and an outer frame plate conveying mechanism 14 for expanding the outer frame plate 12 into a regular quadrangle and conveying to the insertion position (b) are provided.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assembly box manufacturing apparatus, and more specifically, it is possible to automatically assemble an inner box and an outer frame plate in a neat state without sticking out and to fold them. The present invention relates to an assembly box manufacturing device capable of automatically assembling an assembly box.

[0002]

2. Description of the Related Art When manufacturing an assembly box composed of an inner box and an outer frame plate, it is time-consuming, poor in productivity, and high in cost if it is manufactured manually by an operator. Therefore, it is conceivable to use an assembly box manufacturing device in which an inner box having an adhesive on the outer surface of the side plate is pushed into the outer frame plate by a pushing means and glued.

[0003]

However, when such an assembly box manufacturing apparatus is used, when the inner box is pushed into the outer frame plate and glued, the side plate of the inner box and the side plate of the outer frame plate. Since the and are rubbed against each other, the glue applied to the outer surface of the side plate may be squeezed out from the upper edge of the assembly box and become a defective product. Therefore, it is conceivable to reduce the amount of glue to prevent the glue from leaking out, but on the other hand, a new problem occurs that the adhesive force between the inner box and the outer frame plate is reduced. Further, conventionally, as shown in FIGS. 11 and 12, a fold formed by an inner box 100 and an outer frame plate 101, which is formed along one diagonal line of the box bottom 102, and a fold that passes through the center of the other diagonal line, respectively. An assembly box 105 that can be folded flat around the eyes 104 is known, but since there are many steps in the work and the assembly is complicated, an apparatus that can automatically manufacture such an assembly box 105 has not been developed. Absent. The present invention has been made in view of the above circumstances, and is an assembly box manufacturing apparatus capable of assembling an inner box and an outer frame plate in a neat state without sticking out and capable of automatically assembling a foldable assembly box. The purpose is to provide.

[0004]

A method according to the above-mentioned object.
The assembly box manufacturing apparatus described is an assembly box manufacturing apparatus that inserts an inner box in which side plates are connected in a foldable manner around the bottom of a rectangular box into a rectangular outer frame plate from above and pastes it in a planar shape. A plurality of the inner box, the inner box sending means for sending the inner box one by one to the depressed position of the inner box, and the suction means for the inner box is provided on at least the side surface, and the bottom surface is the inner bottom surface of the inner box. The same or slightly smaller truncated pyramid-shaped up-and-down pressing member is inserted, and by the pressing member, the inner box that has reached the pressed position is inserted into the outer frame plate immediately below the pressed position. It is arranged in the middle of a line connecting the elevating means for pushing down to the position and the pushing position and the inserting position, the upper part opens like a square trumpet, and the lower part bends in a frame-shaped inner box that is slightly larger than the outer shape of the inner box. Guide and pressing position Gluing means arranged on a line connecting the insertion position and below the inner box bending guide, and gluing means for gluing the outer surface of the side plate of the inner box, and the outer frame plate being spread out into a square shape, and the insertion position. And an outer frame plate transport mechanism for transporting to.

The assembly box manufacturing apparatus according to claim 2 is the manufacturing apparatus according to claim 1, wherein an elastic member protruding downward is provided at the center of the lower surface of the pressing member. The assembly box manufacturing apparatus according to claim 3 is the manufacturing apparatus according to claim 1 or 2, wherein a cut line is formed in a box bottom of the inner box, and a central portion of a line connecting one diagonal of the inner box,
It is configured to have a fold line passing through the center of the other diagonal. The assembly box manufacturing apparatus according to claim 4 is the manufacturing apparatus according to claim 3, wherein an assembly table is provided at a position where the inner box is inserted into the outer frame plate, and a cushion portion is provided on the assembly table. A cutter is provided along the diagonal line on the cut side to insert the remaining cuts connected to both ends of the cut into the box bottom of the inner box, and the escape groove for the cutter is provided on the bottom surface of the pressing member. Has been done. The assembly box manufacturing apparatus according to claim 5 is the manufacturing apparatus according to claim 1, wherein the outer frame plate transport mechanism has a parallel straightening plate that straightens the outer frame plate into a square during transport, An upper conveyance unit that conveys the outer frame plate to a drop position of the outer frame plate, and an outer frame plate that is provided at the drop position and that has reached the drop position, or drops the held outer frame plate. It is configured to include a stopper means and a lower transporting unit that transports the dropped outer frame plate to a position where the inner box is inserted into the outer frame plate.

[0006]

In the assembly box manufacturing apparatus according to the first to fifth aspects, the inner box feeding means feeds the inner boxes developed in a plane one by one to the pressing position of the inner box, and then the elevating means pushes the pressing member. By lowering, the inner box that has reached the pressed position is pushed down to the insertion position of the inner box into the outer frame plate, and the pushing member passes through the inner box bending guide during the pushing down, so that the side plate of the inner box in the expanded state Is bent and shaped into a box.At this time, the side plate of the inner box is adsorbed to the side surface of the pressing member by the adsorbing means, and glue is attached to the outer surface of the side plate of the inner box by the gluing means while pushing down. To be done. On the other hand, the outer frame plate is unfolded into a square shape by the outer frame plate transport mechanism and transported to the insertion position, and then the pressing member is inserted into the outer frame plate arranged at the insertion position. Then, the suctioned state of the side plate of the inner box by the suction means is released, and the elevating means raises the pressing member, so that the lower edge of the pressing member rubs up along the inner surface of the side plate, whereby the side plate to which the glue adheres Since the outer surface is pressed against the inner surface of the outer frame plate and the inner box and outer frame plate are automatically glued, the inner box and outer frame plate are assembled in a clean glue-free state. be able to.

Particularly, in the assembly box manufacturing apparatus according to the second aspect, since the elastic member protruding downward is provided at the center of the bottom surface of the pressing member, the inner box is pushed into the inner box folding guide when it is pushed into the inner box folding guide. Even if there is a displacement, the elastic member swings in the direction opposite to the displacement direction during this pushing,
This displacement is corrected. Further, in the assembly box manufacturing apparatus according to the third aspect of the present invention, the box bottom of the inner box is provided with a break in the center of the line connecting one diagonal and a fold passing through the center of the other diagonal. Therefore, in a predetermined process, the foldable assembly box can be automatically assembled by inserting the remaining cuts connected to both ends of the cut along the diagonal line on the cut side into the box bottom of the inner box.

Further, in the assembly box manufacturing apparatus according to the fourth aspect, when the inner box is inserted into the outer frame plate, the cushion portion on the assembly table is contracted by the pressing force of the pressing member and the cut side is formed by the cutter. The remaining cuts that are connected to both ends of the cut along the diagonal line of are formed in the bottom of the inner box. At this time, the blade edge of the cutter escapes into the escape groove provided on the bottom surface of the pressing member. Furthermore, in the assembly box manufacturing apparatus according to claim 5, the outer frame plate is conveyed to the drop position by the upper conveyance unit while the outer frame plate is corrected into a square shape by the parallel straightening plate during the conveyance. The reached outer frame plate is once held by the stopper means and then dropped to the upstream side of the lower transport unit, and then the lower transport unit transports the outer frame plate to the insertion position of the inner box into the outer frame plate. Since this is adopted, the outer frame plate shaped into a regular square can be automatically conveyed to the insertion position.

[0009]

Embodiments of the present invention will now be described with reference to the accompanying drawings to provide an understanding of the present invention. In this embodiment, the manufacturing apparatus for the foldable assembly box (see FIGS. 11 and 12) described in the section of the prior art is shown as an example. 1 is an overall front view of an assembly box manufacturing apparatus according to an embodiment of the present invention, FIG. 2 is a plan view of an unfolded inner box, and FIG. 3 is a perspective view of the assembled inner box.
4 is a perspective view of the outer frame plate, FIG. 5 is an enlarged plan view of an outer frame plate transport mechanism used in the assembly box manufacturing apparatus, and FIG.
5 is an enlarged cross-sectional view showing an outer frame plate holding state of the outer frame plate transport mechanism of FIG. 5, and FIG. 6B is an enlarged cross-sectional view showing an outer frame plate falling state of the outer frame plate transport mechanism of FIG. FIG. 7A is a plan view of relevant parts showing a step of carrying the outer frame plate into the insertion position by the outer frame plate transport mechanism of FIG. 5, and FIG. 7B is a plan view of essential parts showing a state immediately after assembling the assembly box at the insertion position. FIG. 7 (c) is a plan view of relevant parts showing a state where the assembled box after manufacturing is being carried out, and FIG. 8 (a) is an enlarged front view of relevant parts showing a state where the unfolded inner box has reached the depressed position. Fig. 8 (b) is an enlarged cross-sectional view of an essential part showing the shaping state of the inner box, Fig. 8 (c) is an enlarged cross-sectional view of the essential portion showing the state immediately after the shaping of the inner box, and Fig. 9 is an inner part 10 is a cross-sectional view of a main part showing a state of pasting onto the side plate, and FIG. 10A is an enlarged front view of a main part showing a state of inserting the inner box into the outer frame plate at the insertion position.
FIG. 6B is an enlarged cross-sectional view of a main part showing a glued state of the inner box and the outer frame plate.

As shown in FIG. 1, an assembly box manufacturing apparatus 10 according to an embodiment of the present invention includes an inner box 11 (see FIGS. 2 and 3) in which a side plate 11b is foldably connected around a rectangular box bottom 11a. Is a foldable assembly box A in which the above is inserted into the rectangular outer frame plate 12 (see FIG. 4) and glued.
Is a device for manufacturing. In addition, as the inner box 11, FIG.
As shown in FIG.
In addition, a cut 11c is formed at the center of a line connecting one diagonal and a fold 11d passing through the center of the other diagonal is used.

This assembly box manufacturing apparatus 10 bends an inner box 11 developed in a plane shape to form an outer frame plate 1 of the inner box 11.
2, an inner box transport mechanism 13 that transports to the insertion position b, an outer frame plate transport mechanism 14 that spreads the outer frame plate 12 into a square shape and transports to the insertion position b, and an assembled box A that has been manufactured is transported to the outside. The product unloading mechanism 15 is provided. As shown in FIG. 1, the inner box transport mechanism 13 has a storage section 13 </ b> A that stores a large number of unfolded inner boxes 11.
At the upper part of A, there is provided a paper feed device 18 which has a suction cup 17 at the tip of the telescopic arm 16 and which feeds out the uppermost inner box 11 while adsorbing it. The storage unit 1 is provided on the side of the storage unit 13A.
A roller 19 for feeding the inner box 11 to the pressing position a of the inner box 11 on the side of 3A is provided.
The inner box feeding means 20 for feeding the inner boxes 11 one by one to the pressing position a is constituted by 8 and the feeding roller 19. Further, an inner box holding frame 21 having an opening slightly smaller than the inner box 11 is arranged at the depressed position a, and the inner box holding frame 21 is provided on the side facing the feeding roller 19 on the inner box 11 side.
Stopper plate 2 for positioning to stop the pressing position a
2 is protruding. The insertion position b of the inner box 11 into the outer frame plate 12 is directly below the pressing position a.

Above the push-down position a, an elevating means 24 of a pressing member 23 capable of elevating and lowering the inner box 11 from above is arranged. The pressing member 23 has an inner box 11 on the bottom and side surfaces.
Is provided with a suction means 25, and the bottom is the bottom 1 of the inner box 11.
1a is a truncated pyramid-shaped member that is the same as or slightly smaller than the inner surface of the la, and the lifting means 24 is of a cylinder type. Push down to b. Further, an elastic member 23a having a tip protruding downward is embedded in the central portion of the bottom surface of the pressing member 23, and a pair of corner portions of the bottom surface of the pressing member 23 facing each other have a clearance for a cutter 40 described later. Groove 2
3b is formed.

Immediately below the inner box holding frame 21, there is provided a frame-shaped inner box bending guide 26 in which the upper part opens like a square trumpet and the lower part opens slightly larger than the outer shape of the inner box 11. An opening on the lower side of 26 can be opened and closed by a laterally movable lower lid plate 27. By moving the rod 29 of the cylinder 28 in and out, the lower lid plate 27 is moved laterally and the opening of the inner box bending guide 26 is opened and closed. Immediately below the inner box bending guide 26, a pair of upper and lower gluing devices 31, 32, which is an example of a gluing means 30 for gluing the outer surface of the side plate 11b of the inner box 11, is provided. The upper gluing device 31 is a device for gluing the side plates 11b of the inner box 11 on the left and right sides in FIG.
1 is a device for gluing to the side plates 11b of the inner box 11 on the front and rear sides in FIG. 1, and both devices 31, 32 carry the glue in the tray 33 by the glue transport roller 34 and abut the glue transport roller 34 with glue. The roller 35 is used to glue the outer surface of the side plate 11b.

An assembly table 36 is provided at the insertion position b immediately below the gluing means 30, and an adsorption portion (not shown) is provided on the inner surface on one side of the assembly table 36, and the outer frame plate is provided. A stopper plate 38 for positioning the outer frame plate 12 transported by the transport mechanism 14 is provided in a protruding manner. In addition, a cushion portion 39 made of a relatively thick sponge is laid on the assembly table 36, and a diagonal line on the side of the cut 11c of the box bottom 11a is provided on one of the opposite corners of the assembly table 36. A pair of cutters 40 are provided along which the remaining cuts 11e connected to both ends of the cut 11c are inserted into the box bottom 11a of the inner box 11 (see also FIG. 7). Next, in FIG.
The outer frame plate carrying mechanism 14 for carrying the outer frame plate 12 to the insertion position b will be described in detail with reference to 5 to 7.

As shown in FIG. 1, the outer frame plate transfer mechanism 14
Is the upper transport unit 4 that transports the outer frame plate 12 to the drop position c.
1 and a solenoid 42 as an example of stopper means which is provided at the drop position c and holds the outer frame plate 12 that has reached the drop position c or drops it after holding it.
And a lower side transporting section 43 for transporting 2 to the insertion position b. As shown in FIGS. 5 and 6, the upper conveyance unit 41 is
A long guide plate 45 is provided on both sides of the belt conveyor 44.
Is provided in the vicinity of the downstream of one of the guide plates 45 so that the outer frame plate 12 is inclined toward the downstream side so as to shrink the conveying path, and the outer frame plate 12 being conveyed is corrected into a correct rectangle. A parallel straightening plate 46 is provided. The guide plate 45
Is extended to the dropping position c.

A stopper plate 47 of the outer frame plate 12 is erected on a side portion of the falling position c, and an extension portion 4 of both guide plates 45 is provided.
The solenoid 42 is arranged on the outer surface of 5a. A stopper 50 fixed to the ends of the rods 48 of the respective solenoids 42 is inserted into and removed from the holes of the two extension portions 45a. By inserting and removing the rods 48 of the solenoids 42, the outer frame that has reached the fall position c. The plate 12 is held by the stopper 50 from below or the outer frame plate 12 is dropped by retracting the stopper 50.

As shown in FIG. 7, the lower transfer section 43 is provided.
Is a guide rail 51 extending near the insertion position b.
Further, a horizontal L-shaped pushing plate 53 having a suction portion (not shown) provided on the inner surface is attached via a slider 54,
On one side of the guide rail 51, a parallel straightening plate 55 is provided so as to project along the guide rail 51 so as to slightly shrink the transport path of the outer frame plate 12 in the downstream direction (FIG. 6).
See also). By projecting the rod 57 of the cylinder 56, the outer frame plate 12 dropped from the falling position c is conveyed from the back to the insertion position b while being pushed by the pushing plate 53. The outer frame plate 12 is corrected into a correct rectangle by the pushing plate 53 and the parallel correction plate 55 during the transportation. Next, the product unloading mechanism 15 will be described in detail with reference to FIGS.

As shown in FIG. 7, the product unloading mechanism 15 includes
It has a product conveyor 58 arranged on the side of the product unloading side of the assembly table 36 in a state parallel to the lower conveyance unit 43 (see also FIG. 1), and also assembles the side facing the product conveyor 58. A push-out cylinder 59 of the assembly box A is arranged on the side of the table 36. A push-in plate 61 for pushing the assembly box A assembled on the assembly table 36 into the product conveyor 58 is fixed to the tip of the rod 60 of the push-out cylinder 59. By assembling the rod 60 of the pushing cylinder 59, the assembled box A after manufacturing
Is pushed into the product conveyor 58 by the pushing plate 61.

Next, the operation of the assembly box manufacturing apparatus 10 according to an embodiment of the present invention will be described. As shown in FIG. 1, the inner boxes 11 in the expanded state stored in the storage section 13A are sent out one by one by a paper feeding device 18, and the sent out inner boxes 11 are conveyed to a pressing position a by a feeding roller 19. It is positioned by the stopper plate 22 and held on the inner box holding frame 21.

Then, as shown in FIGS. 8 (a) and 8 (b), the rod 24a of the elevating means 24 projects downward and the pressing member 23 descends, and the elastic member 23a is used as a pressing portion to move the inner box 11 inside. Push it into the box folding guide 26. At this time, if the inner box 11 is misaligned, the elastic member 23a provided at the center of the bottom surface of the pressing member 23 swings in the direction opposite to the misalignment direction while being pushed into the inner box bending guide 26. By moving, the positional deviation is corrected. As shown in FIG. 8C, the inner box 11 pushed into the inner box folding guide 26 has the side plates 11 between the inner box folding guide 26 and the lower lid plate 27.
b is bent and shaped into a box. At this time, the box bottom 11a of the inner box 11 is pressed by the pressing member 2 by the suction force of the suction section 25.
3, the side plate 11b of the inner box 11 is adsorbed to the side surface of the pressing member 23. The inner box 11 is adsorbed by the pressing member 23 regardless of the elastic force of the elastic member 23a until the adsorption of the adsorbing portion 25 is released. After that, when the rod 29 of the cylinder 28 is retracted, the lower lid plate 2
7 retreats in the lateral direction, and the lower part of the inner box bending guide 26 is opened.

Subsequently, as shown in FIGS. 1 and 9, the pressing member 23 is lowered by the elevating means 24, and the upper side gluing device 31 and the lower side gluing device 32 apply glue to the outer surface of the side plate 11b of the inner box 11. After that, the pressing member 23 is further lowered by the lifting and lowering means 24, and the glued inner box 11 is pushed down to the insertion position b. On the other hand, as shown in FIGS. 1 and 5, the outer frame plate 12 is conveyed to the drop position c by the belt conveyor 44 of the upper conveyance unit 41 while being corrected into a regular rectangle by the parallel correction plate 46 during conveyance. As shown in FIG. 6A, the stopper 50 is once stopped on the dropping position c, and then, as shown in FIG. 6B, the stopper 50 is retracted by the solenoid 42 and dropped onto the lower conveyance unit 43. To do.

As shown in FIGS. 1 and 7, the dropped outer frame plate 1
2 is pushed from behind by the pushing plate 53 by the projection of the rod 57 of the cylinder 56, and is conveyed to the insertion position b. At this time, the outer frame plate 12 is pushed by the pushing plate 5 during the transportation.
The outer frame plate 12 conveyed while being corrected into a rectangular shape by the 3 and parallel correction plates 55 and then conveyed to the insertion position b is surrounded by the stopper plate 38 and the push-in plates 53 and 61 from all sides, and is attracted by the respective suction portions. It is held in the adsorbed state. Since the thick cushion portion 39 is laid on the assembly table 36 at the insertion position b, the cutter 40 on the assembly table 36 does not hinder the transportation of the outer frame plate 12.

Thereafter, at the insertion position b, the assembly table 36
The inner box 11 is inserted into the upper outer frame plate 12 from above by the elevating means 24 and is pressed against the assembly table 36 with a large force, whereby the cushion portion 39 contracts (see FIG. 10).
(See (a)), the remaining cut 1 that is connected to both ends of the cut 11c along the diagonal line on the cut 11c side by the cutter 40.
1e is formed on the box bottom 11a of the inner box 11 (FIG. 7B).
reference). At this time, the blade edge of the cutter 40 is the pressing member 23.
It escapes into the escape groove 23b provided on the bottom surface of the.

Then, as shown in FIG. 10 (b), the suction state of the side plate 11b of the inner box 11 by the suction means 25 is released, and the elevating means 24 raises the pressing member 23 to lower the pressing member 23. The edge rubs up along the inner surface of the side plate 11b, whereby the outer surface of the side plate 11b to which the adhesive adheres is pressed against the inner surface of the outer frame plate 12, and the inner box 11 and the outer frame plate 12 are glued. In addition, the pressing member 23 is the inner box 11
Since the elastic member 23a gradually extends while pressing the inner box 11 downward as the pressing member 23 rises until it is pulled out, the inner box 11 does not lift together with the pressing member 23. The assembly box A thus manufactured is shown in FIG.
As shown in (c), the rod 57 of the cylinder 56 is pulled in to pull back the push-in plate 53, and then the push-in plate 61 is projected by the push-out cylinder 59, whereby the push-out plate 61 is pushed out from the assembly table 36 onto the product conveyor 58. Be delivered to the outside.

After the inner box 11 is thus inserted into the outer frame plate 12, the elevating means 24 raises the pressing member 23 so that the lower edge of the pressing member 23 rubs up along the inner surface of the side plate 11b. , The side plate 11 to which the glue is attached by this
Since the outer surface of b is pressed against the inner surface of the outer frame plate 12 so that the inner box 11 and the outer frame plate 12 are glued, the inner box 11 and the outer frame plate 12 are automatically pushed out. It can be assembled with a clean gluing condition. In addition, as the inner box 11, a box bottom 11a is provided with a cut 11c at the center of a line connecting one diagonal and a fold 11d passing through the center of the other diagonal, and at the insertion position b, on the cut 11c side. Since the remaining cuts 11e connected to both ends of the cut 11c are inserted in the box bottom 11a along the diagonal line, the foldable assembly box A (see FIG. , 12) can be assembled automatically.

Further, in the assembly box manufacturing apparatus according to the fourth aspect, the assembly table is provided at the insertion position of the inner box into the outer frame plate, the cushion portion and the cutter are provided on the assembly table, and the pressing member is provided. Since the cutter escape groove is provided on the bottom surface of the cutter, when the inner box is inserted into the outer frame plate, the cutter can form the remaining cuts that are connected to both ends of the cut along the diagonal line on the cut side.

Although the embodiment of the present invention has been described above, the present invention is not limited to this embodiment, and even if there is a design change or an operation change within the scope not departing from the gist, the present invention is included. Be done. For example, in the embodiment, the shape of the assembly box is a regular rectangle, but the shape is not limited to this, and may be a square, for example. Further, in the embodiment, as the inner box feeding means, a sheet feeding device having a suction cup for sucking the inner box is taken as an example, but the present invention is not limited to this, and any other means such as one using a feeding roller may be used. It may be any sending means.

Further, in the embodiment, the lower lid plate which can be moved laterally is provided below the inner box bending guide, but this lower lid plate is not always necessary. However, when the inner box is provided, the inner box can be favorably shaped while supporting the bottom surface of the inner box from below. Furthermore, in the embodiment, as the gluing means, the one having the glue conveying roller and the gluing roller is shown, but the gluing means is not limited to this and may be, for example, a brush coating method or a spray coating method. Moreover, although the foldable assembly box is shown in the embodiment, the box body including the normal inner box and the outer frame plate can be manufactured without being limited to this. In that case, the cutter of the assembly table is omitted. Further, in the embodiment, the elastic member protruding downward is provided on the bottom surface of the pressing member, but this elastic member is not always necessary. However, it is preferable to provide it because the positional deviation of the inner box can be corrected when the inner box is inserted into the inner box bending guide.

Further, in the embodiment, the cutter for cutting the remaining cut of the box bottom of the inner box is provided on the assembly table side, but it is not limited to this and may be provided on the pressing member side, for example.
Furthermore, the cuts and folds in the bottom of the box can be collectively formed after manufacturing the assembled box. Further, the outer frame plate transport mechanism is not limited to the mechanism of the embodiment, but may be any mechanism having any component.

[0030]

In the assembly box manufacturing apparatus according to the first to fifth aspects of the present invention, the lower edge of the pressing member is raised by raising the pressing member by the elevating means after the inner box is thus inserted into the outer frame plate. Rubbing up along the inner surface of the side plate of the inner box, the outer surface of the side plate to which the glue adheres is pressed against the inner surface of the outer frame plate, and the inner box and outer frame plate are glued together. It is possible to assemble the inner box and the outer frame plate in a neat state in which they do not stick out.

Particularly, in the assembly box manufacturing apparatus according to the second aspect, since the elastic member protruding downward is provided at the center of the bottom surface of the pressing member, the inner box is inserted into the inner box folding guide when it is pushed into the inner box folding guide. Even if there is a displacement, the elastic member swings during this pushing and the displacement can be corrected. Also,
In the assembly box manufacturing apparatus according to claim 3, a cut is made in advance at the box bottom of the inner box, and at the center of the line connecting one of the diagonals.
Since each of the folds passing through the center of the other diagonal is provided, it can be folded in a predetermined process by inserting the remaining cuts connected to both ends of the cut along the diagonal line of the cut side into the box bottom of the inner box. The assembly box can be assembled automatically.

Further, in the assembly box manufacturing apparatus according to the fourth aspect, the assembly table is provided at the insertion position of the inner box into the outer frame plate, the cushion portion and the cutter are provided on the assembly table, and the pressing member is provided. Since the cutter escape groove is provided on the bottom surface of the cutter, when the inner box is inserted into the outer frame plate, the cutter can form the remaining cuts that are connected to both ends of the cut along the diagonal line on the cut side. Furthermore, in the assembly box manufacturing apparatus according to claim 5, the outer frame plate is conveyed to the drop position by the upper conveyance unit while the outer frame plate is corrected into a square shape by the parallel straightening plate during the conveyance. The reached outer frame plate is once held by the stopper means and then dropped to the upstream side of the lower transport unit, and then the lower transport unit transports the outer frame plate to the insertion position of the inner box into the outer frame plate. Since this is adopted, the outer frame plate shaped into a regular square can be automatically conveyed to the insertion position.

[Brief description of drawings]

FIG. 1 is an overall front view of an assembly box manufacturing apparatus according to an embodiment of the present invention.

FIG. 2 is a plan view of a developed inner box.

FIG. 3 is a perspective view of an assembled inner box.

FIG. 4 is a perspective view of an outer frame plate.

FIG. 5 is an enlarged plan view of an outer frame plate transport mechanism used in the assembly box manufacturing apparatus.

6 (a) is an enlarged sectional view showing the outer frame plate holding state of the outer frame plate transport mechanism of FIG. 5. FIG. FIG. 6B is an enlarged cross-sectional view showing the outer frame plate falling state of the outer frame plate transport mechanism of FIG. 5.

7A is a plan view of relevant parts showing a carrying-in step of an outer frame plate to an insertion position by the outer frame plate transport mechanism of FIG. 5; (B) It is a principal part top view which shows the state just after assembling of the assembly box in an insertion position. (C) It is a principal part top view which shows the state which is carrying out the assembly box after manufacture.

FIG. 8 (a) is an enlarged front view of an essential part showing a state where the unfolded inner box has reached the pressed position. (B) It is a principal part expanded sectional view which shows the shaping | molding state of an inner box. (C) It is a principal part expanded sectional view which shows the state immediately after shaping of an inner box.

FIG. 9 is a cross-sectional view of essential parts showing a state in which an inner box is pasted onto a side plate.

FIG. 10 (a) is an enlarged front view of a main part showing a state where the inner box is inserted into the outer frame plate at the insertion position. (B) It is a principal part expanded sectional view which shows the paste state of an inner box and an outer frame plate.

FIG. 11 is a perspective view of an assembly box according to a conventional means.

FIG. 12 is a plan view of an assembled box according to a conventional means in a folded state.

[Explanation of symbols]

 10 Assembly Box Manufacturing Device 11 Inner Box 11a Box Bottom 11b Side Plate 11c Break 11d Fold 11e Remaining Break 12 Outer Frame Plate 13 Inner Box Transfer Mechanism 13A Storage Section 14 Outer Frame Board Transfer Mechanism 15 Product Unloading Mechanism 16 Telescopic Arm 17 Sucker 18 Paper Feed Device 19 Feeding roller 20 Inner box feeding means 21 Inner box holding frame 22 Stopper plate 23 Pressing member 23a Elastic member 23b Escape groove 24 Elevating means 25 Adsorbing means 26 Inner box folding guide 27 Lower lid plate 28 Cylinder 29 Rod 30 Gluing means 31 Upper side Gluing device 32 Lower gluing device 33 Tray 34 Glue conveying roller 35 Gluing roller 36 Assembly table 38 Stopper plate 39 Cushion part 40 Cutter 41 Upper side conveying part 42 Solenoid 43 Lower side conveying part 44 Belt conveyor 45 Guide plate 45a Extension part 46 Parallel Straightening Plate 47 Stopper Plate 48 Rod 50 Stopper 51 Guide Rail 53 Pushing Plate 54 Slider 55 Parallel Straightening Plate 56 Cylinder 57 Rod 58 Product Conveyor 59 Extrusion Cylinder 60 Rod 61 Pushing Plate A Assembly Box a Pushing Position b Inserting Position c Dropping Position

Claims (5)

[Claims] 1. An assembly box manufacturing apparatus for inserting and gluing an inner box, in which side plates are connected in a foldable manner around the bottom of a rectangular box, into a rectangular outer frame plate from above, and a plurality of flat boxes are developed. Inner box sending-out means for sending the inner boxes one by one to the depressed position of the inner box, and suction means for the inner box provided at least on the side surface, and the bottom surface is the same as the box bottom inner surface of the inner box. It has a small truncated pyramid-shaped vertically movable pressing member, and the pressing member pushes down the inner box that has reached the pressed position to a position where the inner box immediately below the pressed position is inserted into the outer frame plate. Elevating means, disposed in the middle of the line connecting the pressed position and the insertion position, the upper part opens in a square trumpet shape, the lower part is a frame-shaped inner box bending guide opened slightly larger than the outer shape of the inner box, The pressed position and the inserted position And a gluing means which is arranged below the inner box bending guide on the line connecting with and glues the outer surface of the side plate of the inner box, and spreads the outer frame plate into a square shape and conveys it to the insertion position. An assembly box manufacturing apparatus comprising an outer frame plate transport mechanism. 2. The assembly box manufacturing apparatus according to claim 1, wherein an elastic member protruding downward is provided at the center of the lower surface of the pressing member. 3. The box bottom of the inner box is formed with a cut line at the center of a line connecting one diagonal and a fold line passing through the center of the other diagonal. Assembly box manufacturing equipment. 4. An assembly table is provided at a position where the inner box is inserted into the outer frame plate, and a cushion portion is provided on the assembly table, and both ends of the cut are provided along a diagonal line on the cut side. The assembly box manufacturing apparatus according to claim 3, further comprising a cutter that inserts the remaining cuts that are connected to each other into the box bottom of the inner box, and further has an escape groove for the cutter formed on the bottom surface of the pressing member. 5. The outer frame plate carrying mechanism has a parallel straightening plate for straightening the outer frame plate into a square shape during carrying, and carries the outer frame plate to a dropping position of the outer frame plate. An upper transporting unit, stopper means provided at the drop position for holding the outer frame plate reaching the drop position, and dropping the held outer frame plate, and the dropped outer frame plate in the inner box. The assembly box manufacturing apparatus according to claim 1, further comprising: a lower transfer unit that transfers the position of the lower frame to the outer frame plate insertion position.