JP3176088U - Box making equipment - Google Patents

Abstract

The present invention provides a box making apparatus capable of simultaneously making the same or plural kinds of blank sheets by controlling a plurality of units separately.
A paper feed mechanism for feeding blank sheets (10a, 10b) serving as base paper of a packaging container loaded in a storage section (26), and a transport mechanism (22) having a transport path (33) for the fed blank sheets (10a, 10b). And a plurality of units 25 provided with a box making mechanism 23 for bending and joining the conveyed blank sheets 10a and 10b to form a box, and a controller for controlling the plurality of units 25A, 25B, and 25C 24, the paper feeding mechanism 21, the transport mechanism 22 and the box making mechanism 23 of one unit 25 are the same as the paper feeding mechanism 21, the transport mechanisms 22 and 23 of the other unit 25. The control unit 24 is characterized in that one unit 25 and another unit 25 can be controlled separately.
[Selection] Figure 4

Description

  The present invention relates to a box making apparatus for making a blank sheet for a packaging container.

Conventionally, a packaging container for packaging an object to be packaged is formed by bending and bonding a blank sheet formed in a predetermined shape with a box making apparatus.
As a box making apparatus for making the blank sheet, for example, the following Patent Document 1 has been developed. The box making apparatus described in Patent Document 1 is a box making machine that forms a box by folding and bonding the conveyed blank sheet while conveying the conveyed blank sheet while performing various processes. A plurality of units equipped with a mechanism are provided.
The plurality of units are driven in synchronism with each other so that all the units are operated simultaneously with one instruction.

Japanese Patent Laid-Open No. 11-77858

By the way, in the box making apparatus, when making another type of blank sheet having a different size or shape, during or after box making of one type of blank sheet having one size or shape, In order to adjust the position between blank sheets or adjust the position and interval (timing) for each processing, it is necessary to appropriately change the timing or speed of paper feeding and conveyance.
However, according to the conventional box making apparatus, all the units are synchronized and cannot be driven separately, so that only one type of blank sheet can always be boxed. There were restrictions. Therefore, for example, when one type of blank sheet is being boxed and only one unit is used to box another type of blank sheet, this is not possible. There was a problem that the work efficiency was poor because various types of blank sheets had to be taken out from all units and used.
In addition, even if all units of one type of blank sheet have been manufactured in one unit and empty, it is possible to start to manufacture other types of blank sheets until all units have completed boxing. Therefore, there was a problem that the use efficiency of the box making apparatus was poor.

  In view of the above problems, the present invention provides a box making apparatus capable of simultaneously making the same or plural kinds of blank sheets by controlling a plurality of units separately.

The present invention provides the following means in order to solve the above problems.
The invention of claim 1 is a paper feed mechanism that feeds a blank sheet that is a base paper of a packaging container loaded in a storage unit, a transport mechanism that has a transport path for the fed blank sheet, and the transported A box making apparatus provided with a plurality of units including a box making mechanism for bending and joining a blank sheet to form a box, and a control unit for controlling the plurality of units, the unit being one unit The paper feed mechanism, the transport mechanism, and the box making mechanism of the other unit are divided so as to be drivable separately from the paper feed mechanism, the transport mechanism, and the box making mechanism of the other unit, and the control unit is The unit and other units can be controlled separately.
According to the present invention, since the control unit can control the one unit and the other unit separately, a different type of blank sheet can be simultaneously manufactured in one unit. . In addition, since the driving of one unit can be changed and stopped while another unit is being driven, maintenance or the like can be performed in one unit without interrupting the box making operation in the other unit. .
The invention of claim 2 is the box making apparatus according to claim 1, wherein the control unit drives the one unit and the other unit at different paper feed intervals.
In the present invention, since the control unit can drive the one unit and the other unit at different intervals, a blank sheet having a different size or shape between units can be manufactured. it can.
The invention of claim 3 is the box making apparatus according to claim 1 or 2, wherein the one unit and the other unit are driven at different speeds.
In the present invention, since the control unit can drive the one unit and the other unit at different speeds, a blank sheet having a size or shape that differs between the units can be boxed. it can.
The invention of claim 4 is the box making apparatus according to any one of claims 1 to 3, wherein the paper feed mechanism detects the type of the blank sheet to be fed, and displays the detection result. Detection means for notifying the control section is provided, and the control section changes the drive of the unit in response to a notification from the detection means.
In the present invention, there is provided detection means for detecting a type of the blank sheet to be fed and notifying a detection result to the control section, and the control section drives the unit in response to a notification from the detection means. Therefore, it is possible to stack different types of blank sheets in succession efficiently by stacking other types of blank sheets on one type of blank sheet.

According to the box making apparatus of the present invention, since the control unit can control and drive the one unit and the other unit separately, different types of blank sheets can be simultaneously used in one unit. Can be boxed. Therefore, even when it is desired to simultaneously produce a plurality of types of blank sheets or to change the types of blank sheets to be produced, it is possible to use the box making apparatus with high work efficiency and use efficiency.
In addition, since the driving of one unit can be changed and stopped while another unit is being driven, maintenance or the like can be performed in one unit without interrupting the box making operation in the other unit. .

These are the perspective views which show the packaging container boxed by the box making apparatus of one Embodiment of this invention. These are the top views which showed the blank sheet | seat boxed by the box making apparatus of one Embodiment of this invention. These are explanatory drawings which showed typically the box making apparatus shown as one Embodiment of this invention. These are the top views of the box making apparatus shown as one Embodiment of this invention. These are the perspective views which showed the box making mechanism of the box making apparatus shown as one Embodiment of this invention.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view showing a packaging container 1 produced by the box making apparatus of the present invention.
The packaging container 1 is for packaging a hamburger or the like provided in a fast food store or the like, and includes a container part 2 and a lid part 3.
The container portion 2 has a bottom plate portion 4, side plate portions 5, 5... That stand up from and surround the bottom plate portion 4, and glued portions 6, 6... That connect the side plate portions 5, 5. is doing.
The lid 3 has a top plate 7, a side plate 8, 8... That rises from and surrounds the top plate 7, and a glued portion 9 that connects the side plates 8, 8. It has.
The lid portion 3 is connected to the container portion 2 at a hinge portion H.

  As shown in FIG. 2, the blank sheet 10 is a development of the packaging container 1 and is formed into a sheet shape from a material such as paper. In this blank sheet 10, between the bottom plate portion 4 and the side plate portions 5... And between the top plate portion 7 and the side plate portions 8..., The side plate portions 5 and 8 are respectively connected to the bottom plate portion 4 and the top plate portion 7. Folds 11,..., 12.

As shown in FIG. 3, the box making apparatus 20 includes a paper feed mechanism 21 that intermittently feeds the blank sheets 10 one by one, a transport mechanism 22 that transports the blank sheet 10 while performing various processes, It is a machine that includes a box making mechanism 23 that forms a fed blank sheet 10 and a control unit 24 that controls each of the mechanisms 21 to 23 and automatically manufactures the blank sheet 10.
As shown in FIG. 4, the paper feed mechanism 21, the transport mechanism 22, and the box making mechanism 23 constitute a single unit 25 that boxes one blank sheet 10 in one packaging container 1. Three units 25 are provided in the box making apparatus 20. Hereinafter, each mechanism common to the units 25A, 25B, and 25C will be described.

As shown in FIG. 3, the paper feed mechanism 21 is a mechanism that stacks the blank sheets 10 and intermittently feeds the blank sheets 10 to the transport mechanism 22 one by one at a constant paper feed interval.
The paper feeding mechanism 21 includes a storage unit 26 for stacking the blank sheets 10, a feeder belt 28 arranged to rotate along the conveyance direction X of the blank sheets 10 by the rotation rollers 27 and 27, and the stacked blank sheets. The front guide 29 is made to align 10 leading ends 10 m and protrudes one by one, the back guide 30 supports the rear end 10 n of the blank sheet 10, and the opening 31 a through which only one blank sheet 10 located at the lowermost part passes is provided. A shutter gate 31 is provided.

The transport mechanism 22 is a mechanism that transports the blank sheet 10 fed from the paper feed mechanism 21 toward the box making mechanism 23 while performing various processes.
The transport mechanism 22 includes a transport belt (transport path) 33 that transports the blank sheet 10 in the transport direction X by the rotating rollers 32 and 32, and each device that performs various types of processing on the blank sheet 10.

  As an apparatus for performing various types of processing on the blank sheet 10, specifically, a paper feed detection photoelectric tube 34 that detects paper feed, a glue gun 35 that applies an adhesive, and a fold line 11 shown in FIG. For example, a preliminary folding device 36 that temporarily folds at 12. These devices are arranged at a predetermined interval so that the conveyor belt 33 can be driven according to the movement of rotating intermittently.

The paper feed detection photoelectric tube 34 detects that the blank sheet 10 has been transported on the transport belt 33 and measures the transport interval of the blank sheet 10.
The glue gun 35 is a coating machine that applies an adhesive to one surface of the margin portions 6 and 9 shown in FIG.
The preliminary folding device 36 is a device for making a temporary crease in the blank sheet 10 so that the blank sheet 10 can be easily folded along the folds 11,. It is installed on the side.

The box making mechanism 23 is a mechanism for raising the side plate portions 5,..., 8 from the bottom plate portion 4 and the top plate portion 7 of the conveyed blank sheet 10 shown in FIG.
The box making mechanism 23 includes a pair of male molds 40 and female molds 41 for raising and sandwiching the side plate portions 5... 8 shown in FIG.

As shown in FIG. 5, the male mold 40 has two adjacently arranged divisions having wall surfaces that abut against the inner wall surfaces of the container portion 2 and the lid portion 3 in the state in which the packaging container 1 shown in FIG. 1 is opened. It is formed by the bodies 42 and 43, and is provided so as to be movable forward and backward in one direction L1.
Each of the divided bodies 42 and 43 of the male mold 40 is in contact with the bottom wall surfaces 42a and 43a that contact the bottom plate portion 4 or the top plate portion 7 of the packaging container 1 shown in FIG. It has side wall surfaces 42b... 43b.

The female mold 41 has a space extending in one direction into which the male mold 40 enters as an internal space S, and is glued with a tower portion 45 formed by a plurality of bar members 44 arranged so as to surround the internal space S. Jigs 46... 47... 48.
The surface of the bar member 44 that faces the internal space S is formed in a flat shape and extends along the raised side plate portions 5, 8,.
The jigs 46, 47, 48,... Are provided at the base end of the tower 45. The jigs 46... 47... 48... Are formed immediately before the male mold 40 comes into contact with the bottom plate portion 4 and the top plate portion 7 of the blank sheet 10 and enters the internal space S. .., 9..., And the adhesive margins 6, 9,.

  When the male mold 40 is pushed into the tower section 45 of the female mold 41, the base end of the tower section 45 is in contact with the side plate sections 5,. When this is started and the male mold 40 is completely pushed into the female mold 41, the packaging container 1 is formed from the blank sheet 10 as shown in FIG. 3, and the packaging containers 1, 1. Extrude in the direction.

As shown in FIG. 4, the paper feeding mechanism 21, the transport mechanism 22, and the box making mechanism 23 of each unit 25 </ b> A, 25 </ b> B, 25 </ b> C provided by the above configuration can be driven independently without being interlocked with each other. Further, the feeder belt 28, the conveyor belt 33, the rotating rollers 27 and 32 for rotating them, the other components such as the glue gun 35 and the pre-folding device 36 are provided separately from each other.
The units 25A to 25C are controlled by the control unit 24 so that they can be driven individually.

  As shown in FIG. 3, the control unit 24 includes an input unit 37 that inputs items related to feeding, conveyance, and processing conditions of the blank sheet 10 for each unit or a plurality of units, and the supply of the blank sheet 10 based on the items. A calculation unit 38 that calculates the paper and conveyance timings respectively, and a drive unit 39 that drives one or a plurality of units at the calculated timings are provided.

  In the input unit 37, items relating to conditions necessary for paper feed, conveyance and processing of the blank sheet 10, specifically, for example, one edge 10m of the blank sheet 10 shown in FIG. 2 is conveyed in the conveyance direction X shown in FIG. The longest dimension from the leading edge 10m to the trailing edge 10n when loaded on the sheet feeding mechanism 21 and the positions of the pasting portions 6 and 9 can be input.

  In the calculation unit 38, in order to feed, convey, and process the blank sheet 10, the time interval of rotation of the feeder belt 28 that rotates intermittently (hereinafter referred to as “paper feeding interval”), and intermittently A time interval, a distance interval, and a speed (hereinafter collectively referred to as a “conveyance interval”) of rotation of the rotating conveyance belt are calculated and determined.

  The drive unit 39 transmits a drive signal to the paper feed mechanism 21, the transport mechanism 22, and the box making mechanism 23 so that each mechanism is driven according to the paper feed interval and the transport interval calculated by the calculation unit 38. It has become.

Next, an example of how to use the box making apparatus 20 and the operation and function during use will be described.
First, as shown in FIG. 4, the blank sheets 10a, 10a,... Are stacked in the accommodating portions 26, 26 of the units 25A, 25B, respectively, and the blank sheet 10b having a size larger than the blank sheet 10a is accommodated in the accommodating portion 26 of the unit 25C. , 10b,. At this time, as shown in FIG. 3, the blank sheet 10 b is arranged so that the leading end 10 m faces the conveyance direction X.

  The back guide 30 is brought into contact with the rear end 10n of the conveyance direction X of each blank sheet 10a, 10b, and the blank sheets 10a, 10b are pressed against the front guide 29. The front end 10m and the rear end 10n are front guides. It is made to incline according to the inclination of 29, that is, it shifts toward the rear end 10n by the same dimension, and the tip 10m overlaps in a state of protruding one by one.

  Next, as shown in FIGS. 3 and 4, the length dimension of the longest portion from the leading edge 10m to the trailing edge 10n of the blank sheet 10a stacked on the units 25A and 25B and the blank sheet 10b stacked on the unit 25C, Information such as the positions of the pasting units 6 and 9 is input to the input unit 37 of the control unit 24. Then, for the units 25A and 25B, the paper feed interval and transport interval of the blank sheet 10a are calculated by the calculation unit 38, and for the unit 25C, the paper feed interval and transport interval of the blank sheet 10b are calculated by the calculation unit 38. Be notified.

The drive unit 39 feeds the units 25A and 25B at a predetermined paper feed interval, and sends a drive signal to each mechanism so that various processes are performed while the blank sheet 10 is transported at a predetermined transport interval. Output and instruct driving.
On the other hand, the drive unit 39 feeds the unit 25C separately from the units 25A and 25B at a predetermined paper feed interval larger than that of the blank sheet 10a, and at a conveyance interval larger than that of the blank sheet 10a. A drive signal is output to each mechanism so that various kinds of processing are performed while transporting, and a drive is instructed.
The units 25A to 25C are each instructed to be individually driven by the individual instructions from the drive unit 39.

  When each of the units 25A to 25C receives an instruction from the control unit 24, each paper feeding mechanism 21 intermittently rotates the feeder belt 28 at each calculated paper feeding interval and is in contact with the feeder belt 28. One blank sheet 10 at the lowest position is fed and sent to the transport mechanism 22.

  In the transport mechanism 22, the transport belt 33 rotates at each transport interval notified to each of the units 25 </ b> A to 25 </ b> C, and the blank sheets 10 a and 10 b fed from the paper feed mechanism 21 are moved in the transport direction X and bonded by the glue gun 35. After the application of the agent and the temporary folding of the folds 11 ···, 12 ··· by the preliminary folding device 36, the blank sheets 10a and 10b are conveyed to the box making mechanism 23.

In the box making mechanism 23, the blank sheet 10 is supported in a standing posture, and as shown in FIGS. 3 and 5, the male mold 40 is advanced in the L1 direction, and the plate surfaces of the bottom plate portion 4 and the top plate portion 7 are pushed to blank. Each of the sheets 10 is pushed into the female mold 41.
When the blank sheets 10a and 10b are completely pushed into the tower portion 45, the surface of the adhesive margin portions 6 and 9 coated with the adhesive is in contact with the inner sides of the side plate portions 5. The packaging container 1 with the lid 3 opened is completed by being sandwiched between the mold 40 and the bar member 44.

  Thereafter, as shown in FIG. 3, the male mold 40 is retracted from the tower portion 45 and pulled out, and after the next blank sheets 10 a and 10 b are arranged separately, the blank sheets 10 a and 10 b are similarly processed. Are sequentially pushed into the tower 45 and stacked while producing the packaging container 1.

The packaging container 1 that is boxed and stacked in the tower portion 45 moves to the tip side of the tower portion 45 as new blank sheets 10a and 10b are pushed into the female mold 41 and the packaging container 1 is manufactured. Then, they are pushed out from the tip while being gradually stacked.
When the desired number of packaging containers 1 have been boxed, or when it is desired to box the other types of blank sheets 10c in any one of the units 25A to 25C, the units 25A to 25A are appropriately used. 25C is selected to stop its driving, or a blank sheet 10c of the kind to be boxed next is loaded to perform box making.

  As described above, according to the box making apparatus 20, a plurality of units 25A to 25C including the sheet feeding mechanism 21, the transport mechanism 22, and the box making mechanism 23 that are used to box the blank sheets 10a and 10b to form the packaging container 1 are provided. Since each of the units 25A to 25C can be controlled and driven separately, the effect that the box making apparatus 20 can be used in a necessary manner and with high work efficiency can be obtained.

  Moreover, since it is possible to vary the paper feed interval and the conveyance interval of the blank sheet 10 between the units 25A to 25C, different types of blank sheets 10a and 10b can be manufactured at the same time. Can be used efficiently.

In the above-described embodiment, the operator inputs various information such as the dimensions of the blank sheet 10 to the control unit 24. For example, the shape of the blank sheet 10 is formed at the tip of the feeder belt 28 of the paper feeding mechanism 21. Detection means such as a scanner that detects the size and the like and notifies the control unit 24 of the detection result may be provided. In this case, the control unit 24 determines the paper feed interval and the conveyance interval based on the information transmitted from the detection unit, and drives the units 25A to 25C.
When such a detection means and the control unit 24 are provided in the box making apparatus 20, various information can be accurately input to the control unit 24, and different types of blank sheets are provided in the one storage unit 26. Even if 10 is placed, box making of the blank sheet 10 can be performed accurately.

  In the above embodiment, the blank sheet 10 has been described by taking the box making apparatus 20 of the packaging container 1 for wrapping hamburgers or the like as an example, but the present invention is not limited to this, and the blank sheet 10 is made from the blank sheet to the packaging container. Anything can be used.

DESCRIPTION OF SYMBOLS 1 Packaging container 10 Blank sheet 21 Box making apparatus 22 Paper feed mechanism 23 Conveyance mechanism 24 Control part 25, 25A, 25B, 25C Unit 26 Storage part 33 Conveyance belt (conveyance path)

Claims (4)

A paper feed mechanism that feeds a blank sheet serving as a base paper of the packaging container loaded in the storage unit, a transport mechanism having a transport path for the fed blank sheet, and folding and joining the transported blank sheet A plurality of units provided with a box making mechanism for box making, and a box making apparatus provided with a control unit for controlling the plurality of units,
The paper feed mechanism, the transport mechanism, and the box making mechanism of one unit are divided to be drivable separately from the paper feed mechanism, the transport mechanism, and the box making mechanism of the other unit,
The box making apparatus characterized in that the control unit can control one unit and another unit separately. The box making apparatus according to claim 1,
The control unit drives the one unit and the other unit at different paper feed intervals. The box making apparatus according to claim 1 or 2,
The box making apparatus, wherein the control unit drives the one unit and the other unit at different speeds. The box making apparatus according to any one of claims 1 to 3,
The paper feeding mechanism includes a detecting unit that detects a type of the blank sheet to be fed and notifies the control unit of a detection result.
The said control part changes the drive of the said unit according to the notification from the said detection means, The box making apparatus characterized by the above-mentioned.