KR102631477B1 - Manufacturing method of paper handle assembly for packing box - Google Patents

Abstract

An invention relating to a manufacturing method of a paper handle assembly for a packaging box is disclosed. The manufacturing method of the disclosed paper handle assembly for a packaging box includes an upper cover supply step of transferring and supplying the upper paper fabric wound on the first supply roll, punching handle exposure holes in units of set length through perforations, and supplying the upper cover to the upper cover. , the upper cover adhesive application step of transferring the upper cover with the handle exposure hole and applying adhesive to one side using the first application part, and transferring and supplying the intermediate paper fabric wound on the second supply roll to the middle through the adhesive folding processing part. A handle paper supply step in which paper fabric is folded in two layers, glued, and supplied as handle paper, and a lower cover in which the lower paper fabric wound on the third supply roll is transferred and supplied, adhesive is applied using the second applicator, and supplied as a lower cover. A paper supply step, and a handle paper bending adhesion step in which the handle paper is transferred and bent through a bending processing unit, and the handle paper is bent and bonded using the adhesive applied by the second applicator to the lower cover paper supplied in the lower cover paper supply step. A handle folding step in which the handle, which is curvedly mounted on the upper surface of the lower cover, is folded into a z-shape using a folding processing part, and the z-shaped folded handle is attached to the lower cover attached using adhesive applied to the upper cover. It is characterized in that it includes a paper handle assembly adhesive cutting step of bonding using a cutting part and cutting the paper handle assembly.

Description

Manufacturing method of paper handle assembly for packaging box {MANUFACTURING METHOD OF PAPER HANDLE ASSEMBLY FOR PACKING BOX}

The present invention relates to a method of manufacturing a paper handle assembly for a packaging box, and more specifically, to supply an upper paper fabric, form a handle exposure hole through a perforation in the perforated part, apply an adhesive while forming an upper cover, and apply an adhesive to the middle. Paper fabric is supplied to form a handle through the adhesive folding processing section, lower paper fabric is supplied to form the lower cover through adhesive application, and the handle paper is bent into an arc shape on the lower cover through the bending adhesive processing section and adhesively fixed. This is a packaging box that can be easily manufactured as a disposable paper handle for packaging boxes by folding the handle into a jet shape through the folding process and then cutting each unit while gluing the upper and lower covers. It relates to a manufacturing method of a paper handle assembly.

In general, a packaging paper box is a means of packaging various industrial products or agricultural and marine products in a size that is convenient for consumers to carry. To make it convenient to carry, the paper packaging box (hereinafter referred to as 'paper packaging box') is provided with a handle.

Among the handles of conventional paper packaging boxes, there are some that are molded from plastic in consideration of toughness, but handles made of plastic have the disadvantage of being cumbersome because they must be separated when collecting paper boxes for recycling. Additionally, the handles are used in the paper packaging box manufacturing process. There is also a problem of increasing manufacturing costs as it requires the work of combining them one by one into paper packaging boxes.

In addition, plastic handles cause environmental pollution problems, so in recent years they have been replaced with eco-friendly paper handles. Paper handles of various shapes are manufactured and used by mounting them on packaging boxes.

However, existing paper handles are weak in rigidity, so not only do they have the problem of being easily damaged even if the package is slightly heavy, but the process of manufacturing paper handles is complicated and they are often produced manually, which significantly reduces productivity and workability. It has a problem.

Therefore, there is a need to improve this.

Related background technology includes Republic of Korea Patent Publication No. 2330792 (November 18, 2021, title of invention: Paper handle of packaging box and method of manufacturing the same).

The present invention was created in response to the above-mentioned need. The upper paper fabric wound on the first supply roll is supplied, a handle exposure hole is formed through the perforation in the perforated portion, an upper cover is formed, and an adhesive is applied, and an adhesive is applied to the second supply roll. The middle paper fabric wound on the supply roll is supplied to form the handle paper through the adhesive and folding processing section, and the lower paper fabric wound on the third supply roll is supplied to form the lower cover through adhesive application, and the handle paper is formed through the bending adhesive processing section. After bending the lower cover into an arc shape and fixing it with adhesive, the handle is folded into a jet shape through the folding process, and then the upper and lower covers are glued, and the upper and lower covers and handle are cut into units to form a paper handle. The purpose is to provide a method of manufacturing a paper handle assembly for a packaging box that can be easily manufactured as a disposable paper handle for a packaging box by forming an assembly.

In order to achieve the above object, the method of manufacturing a paper handle assembly for a packaging box according to the present invention is (a) to transfer and supply the upper paper fabric wound on the first supply roll to create handle exposure holes in units of set length through perforations. An upper cover supply step of perforating and supplying the upper cover; (b) an upper cover adhesive application step of transferring the upper cover on which the handle exposure hole is formed and applying adhesive to one side using a first applicator; (c) a handle paper supply step of transferring and supplying the intermediate paper fabric wound on the second supply roll, folding the intermediate paper fabric into two layers through an adhesive fold processing unit, and supplying the intermediate paper fabric as a handle paper after bonding; (d) a lower cover supply step of transferring and supplying the lower paper fabric wound on the third supply roll, applying adhesive using a second application unit, and supplying it to the lower cover; (e) While transferring the handle and bending it through a bending processing unit, the handle is bent and bonded using the adhesive applied by the second applicator to the lower cover supplied in the lower cover supply step. Flexion adhesion step; (f) folding step of folding the handle, which is curvedly mounted on the upper surface of the lower cover, into a z-shape using a folding processing part: and (g) placing the upper cover on the lower cover to which the z-shaped folded handle is attached. It is characterized in that it includes a paper handle assembly adhesive cutting step of bonding using an adhesive cutting part through an adhesive applied to the paper and cutting a plurality of paper handle assemblies.

In the upper cover supply step, the perforated portion includes a lower support roller that supports and transfers the lower side of the upper paper fabric; an upper perforation roller installed correspondingly to the upper side of the lower support roller and forming a perforation blade portion to perforate the handle exposure hole in the upper paper fabric; and a perforated tool unit that drives the lower support roller and the upper perforated roller.

The perforated drive unit includes a driven gear provided at one end of the lower support roller; a driving gear provided at one end of the upper perforated roller to engage the driven gear; And a perforated rotation motor axially coupled to the end of the upper perforated roller to drive the driving gear.

In the step of supplying the handle, the adhesive folding processing unit includes a fold line pressing roller that presses both sides of the intermediate paper fabric to form a fold line so that both sides can be folded to the center; a pressure support roller supporting the intermediate paper fabric in response to the fold line pressure roller; an adhesive application member for applying adhesive to the intermediate paper fabric transferred through the fold line pressure roller and the pressure support roller; An adhesive spreading roller that presses the surface of the intermediate paper fabric to which the adhesive is applied and spreads the adhesive evenly; A narrow guide folding member that gradually guides the intermediate paper fabric to become narrower and folds both ends around the center to form a two-layer handle; A close bonding roller that presses and adheres the handle that has passed through the narrow guide folding member; And a direction changing roller that changes the direction of the handle that has passed the close adhesive roller.

In the step of bending and adhering the handle, the bending processing unit includes a pair of feel rollers that rotate through a driving unit by winding a transport belt to guide the lower cover to which adhesive is applied to the upper side through the second application unit; a pair of rotating rollers disposed above each of the sensing rollers; A pressure belt wound around each of the rotating rollers and rotating: a plurality of curved pressing members provided around the pressure belt and provided at set intervals to press and adhere the handle to the upper surface of the lower cover; and a curved adhesion guide that rotates between the transfer belt and the pressure belt and guides the handle in a curved manner so that the curved pressing member can be pressed and adhered to the lower cover.

The bending adhesive guide unit includes a pair of extension rollers each provided on an axis provided on the sensing roller and rotating; an extension rotating belt wound around the extension roller and rotating; Cylinder members each provided at a set interval around the extended rotating belt; a curved support member connected to the axis of the cylinder member and extending and protruding toward the conveyance belt side to support the handle in a curved manner, or contracted from the conveyance belt side to prevent it from being caught with the entry side of the lower cover; and a press guide roller provided inside the pressure belt and between the curved support members to guide the curved press member to press and attach the handle to the lower cover between the curved support members. Do it as

In the step of folding the handle, the folding processing unit includes a guide roller that guides the transfer of the lower cover on which the curved handle is mounted; A compression roller provided on the upper side of the guide roller and pressing the handle provided on the upper side of the lower cover; A striking rod member that bends the other side of the handle, one side of which is pressed by the pressing roller, toward the entry side and bends it into a z-shape; and a jet folding part that continuously folds the curved handle into a z-shape by repeating the arc motion of the striking rod member.

The jet folding portion includes a pair of rotating rod members that support both ends of the striking rod member and extend to one side; an extension rod member supporting each of the rotating rod members and extending in a right angle direction; A connecting rod member connected to the extension rod member in a lateral direction; An eccentric shaft member rotatably connected to an end of the connecting rod member on one side, and axially connected on the other side to the eccentric plate member to repeatedly cause the striking rod member to move in an arc in the left and right directions; and an eccentric drive unit axially connected to the center of the eccentric plate member to eccentrically rotate the eccentric plate member.

In the paper handle assembly adhesive cutting step, the adhesive cutting unit includes a support roller that guides the lower cover to which the Z-shaped folded handle is attached; A pressure roller that rotates on the upper side of the support roller and forms a paper handle assembly by pressing the upper cover to the lower cover to adhere to the upper side of the lower cover to which the handle is attached using an adhesive applied to the upper cover. ; a pair of adhesion rollers configured in an embossed shape to pressurize the paper handle assembly that has passed through the pressurizing roller to adhere to the paper handle assembly in an embossed shape; a support roller that supports the paper handle assembly that has passed through the adhesion roller; and a cutting roller provided above the support roller and cutting the paper handle assembly unit by unit using cutting blades provided on the periphery.

The method of manufacturing a paper handle assembly for a packaging box according to the present invention includes supplying an upper paper fabric wound on a first supply roll, forming a handle exposure hole through a perforation in a perforated portion, and applying an adhesive while forming an upper cover, The middle paper fabric wound on the second supply roll is supplied to form the handle paper through the adhesive folding process, and the lower paper fabric wound on the third supply roll is supplied to form the lower cover sheet through adhesive application, and the handle sheet is bent. After bending the lower cover into an arc shape through the adhesive processing part and fixing it with adhesive, the handle is folded into a jet shape through the folding processing part. Then, while gluing the upper and lower covers, the upper and lower covers and the handle are cut into units. By forming a paper handle assembly, a disposable paper handle for a packaging box can be easily manufactured.

1 is a flowchart of a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.
Figure 2 is a state diagram of a paper handle assembly manufactured by a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention installed in a packaging box.
Figure 3 is an overall equipment configuration diagram showing a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.
Figure 4 is a view showing a perforated portion in a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.
Figure 5 is a view showing the adhesive folding processing part in the manufacturing method of the paper handle assembly for packaging boxes according to an embodiment of the present invention.
Figure 6 is a diagram showing an adhesive fold processing portion and a bending processing portion in a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.
Figure 7 is a cross-sectional view showing the expansion and contraction of the cylinder member in the bending section of the method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.
Figure 8 is a plan view showing the stretching and contracting state of the cylinder member in the bending processing part of the manufacturing method of the paper handle assembly for a packaging box according to an embodiment of the present invention.
Figure 9 is a view showing a folding processing part in the method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.
Figure 10 is a view showing an adhesive cutting part in a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.

Hereinafter, a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention will be described with reference to the attached drawings.

In this process, the thickness of lines or sizes of components shown in the drawing may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are terms defined in consideration of functions in the present invention, and may vary depending on the intention or custom of the user or operator. Therefore, definitions of these terms should be made based on the content throughout this specification.

Figure 1 is a flow chart of a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention, and Figure 2 is a paper handle manufactured by a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention. This is a diagram showing the state in which the assembly is installed in a packaging box. Figure 3 is an overall equipment configuration diagram showing a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention, and Figure 4 is a packaging diagram according to an embodiment of the present invention. A drawing showing a perforated part in a method of manufacturing a paper handle assembly for a box, and Figure 5 is a drawing showing an adhesive folding part in a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention.

Figure 6 is a drawing showing an adhesive fold processing part and a bending processing part in a method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention, and Figure 7 is a paper handle for a packaging box according to an embodiment of the present invention. It is a cross-sectional view showing the expansion and contraction of the cylinder member in the bending processing portion of the manufacturing method of the assembly, and Figure 8 shows the extension of the cylinder member in the bending processing portion of the manufacturing method of the paper handle assembly for a packaging box according to an embodiment of the present invention. and a plan view showing the stretched state, Figure 9 is a view showing the folding processing part in the manufacturing method of the paper handle assembly for a packaging box according to an embodiment of the present invention, and Figure 10 is a packaging box according to an embodiment of the present invention. This is a drawing showing the adhesive cutting part in the manufacturing method of the paper handle assembly.

1 to 10, the method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention includes an upper cover supply step (S10), an upper cover adhesive application step (S20), and a handle paper supply step. It includes a step (S30), a lower cover supply step (S40), a handle bending and adhesion step (S50), a handle folding step (S60), and a paper handle adhesive cutting step (S70).

In the upper cover supply step (S10), the upper paper fabric (11) wound on the first supply roll (2) is transferred and supplied, and the handle exposure hole (12) is perforated in units of set length through the perforated part (100) to cover the upper cover. This is the stage of supplying to land (10).

In the upper cover 10, the handle exposure holes 12 are formed by perforated portions 100 at set intervals. The handle exposure hole 12 is configured to lift the product by bending the folded handle 20 when used in a folded state with the handle 20 provided between the upper cover 10 and the lower cover 30. do.

Referring to Figures 3 and 4, the perforated portion 100 is installed corresponding to the lower support roller 110, which supports and transports the lower side of the upper paper fabric 11, and the upper side of the lower support roller 110, The upper perforated roller 120 forms the perforated blade portion 122 to perforate the handle exposure hole 12 in the upper paper fabric 11, and the perforated hole that drives the lower support roller 110 and the upper perforated roller 120. Includes a driving unit 130.

A plurality of perforated blade parts 122 are formed at set intervals around the upper perforated roller 120 to form perforated holes at set intervals on the upper paper fabric 11.

The perforated drive unit 130 includes a driven gear 132 provided at one end of the lower support roller 110, and a drive gear 134 provided at one end of the upper perforated roller 120 to mesh with the driven gear 132. ) and a perforated rotation motor 136 that is axially coupled to the end of the upper perforated roller 120 to drive the driving gear 134.

Looking at the operating state of the perforated unit 100, the upper paper fabric 11 wound on the first supply roll 2 is transferred through the roller and passes through the lower support roller 110 and the upper perforated roller 120. Through the rotation of the perforation rotation motor 136 of the perforation tool eastern part 130, the perforation blade portion 122 provided around the upper perforation roller 120 perforates the upper paper fabric 110 and creates the handle exposure hole 12. ) is formed and the upper cover 10 is processed and then transferred.

The upper cover adhesive application step (S20) is a step of transferring the upper cover 10 on which the handle exposure hole 12 is formed and applying adhesive to one side using the first applicator 200.

The adhesive applied to the upper cover 10 by the first applicator 200 is integrated with the lower cover 30 in a state in which the handle 20 is folded and adhered to the lower cover 30, which will be described later. It is applied in advance for adhesion.

Referring to Figures 3 and 4, the handle paper supply step (S30) transfers and supplies the intermediate paper fabric 21 wound on the second supply roll 4 and supplies the intermediate paper fabric 21 through the adhesive fold processing unit 300. This is the step of folding it in two layers, gluing it, and supplying it as a handle (20).

The adhesive fold processing unit 300 includes a fold line pressure roller 310 that presses both sides of the intermediate paper fabric 21 to form a fold line so that both sides can be folded to the center, and a fold line pressure roller 310. In response, an adhesive that applies adhesive to the intermediate paper fabric 21 transferred through the pressure support roller 320 that supports the intermediate paper fabric 21, the fold line pressure roller 310, and the pressure support roller 320. An adhesive spreading roller 340 that presses the surface of the application member 330 and the intermediate paper fabric 21 to which the adhesive is applied to evenly spread the adhesive, and guides the intermediate paper fabric 21 to gradually become narrower so that the adhesive is spread at both ends. A narrow guide folding member 350 that folds around the center to form a two-layer handle 20, and a close bonding roller that presses and adheres the handle 20 passing through the narrow guide folding member 350. 360) and a direction change roller 370 that changes the direction of the handle 20 that has passed the close adhesive roller 360.

In the handle paper supply step (S30), the intermediate paper fabric 21 is pre-pressed in half on both sides using the fold line pressure roller 310, and then folded around the center while passing through the narrow guide folding member 350. Fold the half-and-half parts on both sides and join them using the applied adhesive to make a two-layer handle (20).

Unlike the existing single-ply handle, the two-ply handle (20) is designed to withstand a solid load so that it can lift heavy items.

The narrow guide folding member 350 guides both sides to be curved and guides the intermediate paper fabric 210 so that it is naturally folded into two layers as entry is made.

The close bonding roller 360 can prevent the handle paper 20 from being torn or separated into single layers during use by pressing the handle paper 20 folded in two layers once more.

The direction change roller 370 is configured to reverse the upward position of the folded portion of the handle 20 that has passed through the narrow guide folding member 350 and position it downward.

Referring to FIG. 3, the lower cover supply step (S40) involves transferring and supplying the lower paper fabric 31 wound on the third supply roll 6 and applying adhesive using the second applicator 250 to cover the lower cover. This is the step of supplying the cover sheet (30).

The adhesive applied to the lower cover 30 by the second applicator 250 is applied in advance to adhere the handle 20 to the lower cover 30, which will be described later.

Referring to Figures 3 and 6 to 8, in the handle paper bending adhesion step (S50), the handle paper 20 is transferred and bent through the bend processing unit 400, and the lower cover supply step (S40) is performed. This is a step of bending and adhering the handle paper 20 to the lower cover paper 30 using the adhesive applied by the second applicator 250.

The bending processing unit 400 is a pair of coils that rotate through the driving unit 405 by winding the transfer belt 420 to guide the lower cover 30 with adhesive applied to the upper side through the second application unit 250. A pair of rotating rollers 430 disposed above each of the rollers 410 and the reeling rollers 410, a pressure belt 440 wound around each of the rotating rollers 430 and rotating, and a pressure belt 440 ), a plurality of curved pressing members 450 provided around the circumference of the handle and provided at set intervals to press and adhere the handle 20 to the upper surface of the lower cover 30, a transfer belt 420, and a pressure belt 440. ) and includes a curved adhesive guide portion 460 that rotates between the handles 20 to bend and guide the handle 20 so that the curved pressing member 450 can be pressed and adhered to the lower cover 30.

The driving unit 405 is installed and connected to a shaft that rotates one of the sensing rollers 410.

It is advantageous to use a timing belt for the transfer belt 420 and the pressure belt 440 to accurately transmit power. Accordingly, timing rollers can be applied to the sensing roller 410 and the pressure belt 440.

The curved pressing member 450 may have a curved end edge so that it becomes slightly narrower toward the end.

The bending adhesive guide part 460 includes a pair of extension rollers 461 that are respectively provided and rotating on a shaft provided on the winding roller 410, an extension rotation belt 462 that is wound around the extension roller 461 and rotates, and , Cylinder members 463 each provided at set intervals around the extended rotating belt 462, and connected to the axis of the cylinder member 463 extend and protrude toward the transfer belt 420 to bend the handle 20. A bending support member 464 that supports and contracts from the transfer belt 420 side to prevent being caught with the entry side of the lower cover 30, and is provided on the inside of the pressure belt 440, the bending support member ( The curved pressing member 450 is provided between the curved support members 464 and includes a pressing guide roller 465 that guides the handle 20 to press and join the lower cover 30 between the curved support members 464.

The pair of sensing rollers 410 and the pair of extension rollers 461 may be configured to have the same radius. The extended rotating belt 462 may be formed as a timing belt, and the extended roller 461 may be formed as a timing roller.

The cylinder member 463 may be made of a pneumatic cylinder or a hydraulic cylinder.

The bending support member 464 is formed to be curved in an arc shape for when the handle 20 is unfolded and used.

The pressing guide roller 465 moves the handle 20 downward so that the curved pressing member 450 provided on the pressure belt 440 between the curved support members 464 adheres to the lower cover 30 and pressurizes it. In order to maintain one state, the bending pressing member 450 and the bending support member 464 are transported together.

At this time, the curved pressing member 450 and the curved support member 464 move together and are located below the pressing guide roller 465 in order to pass through the pressing guide roller 465.

Referring to FIGS. 7 and 8 , when the bending support member 464 is located on the upper side of the sensing roller 410, the cylinder member 463 is extended and positioned on the upper side of the transport belt 420. In addition, when the bending support member 464 is located below the take-up roller 410, the cylinder member 463 is contracted and moved away from the lower side of the conveyance belt 420.

The reason why this operation is performed is that if the bending support member 464 protrudes in advance from the entry side of the lower cover 30, the lower cover 30 cannot move horizontally and the lower cover 30 is bent. This is because it is placed on the upper side of the support member 464 and moves in a curved manner. Accordingly, as shown in FIG. 8, the curved support member 464 switches from the contracted state to the protruding state at the beginning of the entry of the sensing roller 410, and from the protruding state to the contracted state at the end of the entry of the sensing roller 410. By repeating the switching process, the horizontal movement of the lower cover (30) and the bending state of the handle (20) are assisted.

Referring to Figures 3 and 9, the handle folding step (S60) involves folding the handle 20, which is curvedly mounted on the upper surface of the lower cover 30, into a z-shape using the folding processing unit 500. It's a step.

The folding processing unit 500 includes a guide roller 510 that guides the transport of the lower cover 30 on which the curved handle 20 is mounted, and is provided on the upper side of the guide roller 510 to support the lower cover 30. ) A compression roller 520 that presses and presses the handle paper 20 provided on the upper side, and the other side of the handle paper 20, one side of which is pressed by the compression roller 520, is pressed to the entry side and bent into a z-shape. It includes a striking rod member 530 and a jet folding portion 540 that continuously folds the curved handle 20 into a z-shape by repeating the arc motion of the striking rod member 530.

The pressing roller (520) bends the handle (20) while pressing the handle (20) supported on the guide roller (510) halfway, and then bends the bent lower part of the handle (20) to one side. By striking in an arc motion, the handle 20 can be folded into a z-shape.

The striking rod member 530 is made of a long rod with a circular cross section.

The jet folding portion 540 supports a pair of rotating rod members 541 that support both ends of the striking rod member 530 and extend to one side, and each of the rotating rod members 541, and extends in a right angle direction. A rod member 542, a connecting rod member 543 connected to the extension rod member 542 in the side direction, one side rotatably connected to an end of the connecting rod member 543, and the other side an eccentric plate member 545. An eccentric shaft member 544 is axially connected to repeatedly cause the striking rod member 530 to make an arcing motion in the left and right directions, and an eccentric shaft is axially connected to the center of the eccentric plate member 545 to eccentrically rotate the eccentric plate member 545. Includes a driving unit 546.

The extension rod member 542 is rotatably supported through bearing support members provided at both ends. The connecting rod member 543 may be installed through the extension rod member 542 and fixed to the extension rod member 542 using a bolt, etc. (not shown).

One side of the eccentric shaft member 544 is rotatably connected to the extension rod member 542 by a hinge shaft. The other side of the eccentric shaft member 544 is connected to an eccentric shaft that is off the center of the eccentric plate member 545, and the eccentric shaft member 544 operates eccentrically by rotating on the eccentric plate member 545.

The eccentric drive unit 546 may include a drive motor that generates power and a reducer installed on the output side of the drive motor to reduce the speed. The eccentric drive unit 546 may be directly connected to a servomotor.

Referring to FIGS. 3 and 10, the paper handle adhesive cutting step (S70) is performed by applying an adhesive applied to the upper cover 10 to the lower cover 30 to which the z-shaped folded handle 20 is attached. This is the step of bonding using the adhesive cutting unit 600 and cutting a plurality of paper handle assemblies (1).

The adhesive cutting unit 600 rotates on the upper side of the support roller 610 and the support roller 610, which guides the lower cover 30 to which the Z-shaped folded handle 20 is attached, and the handle 20 ) is attached to the upper side of the lower cover sheet 30 using the adhesive applied to the upper cover sheet 10 to press the upper cover sheet 10 to the lower cover sheet 30 to form the paper handle assembly (1). A pressure roller 620 forming a pair of contact rollers 630 in an embossed shape to press the paper handle assembly 1 that has passed through the pressure roller 620 and adhere to the paper handle assembly 1 in an embossed shape, and a contact roller 630 ), the paper handle assembly (1) is cut into a unit using a support roller (640) that supports the paper handle assembly (1) that has passed through, and a cutting blade (652) provided on the upper side of the support roller (640) and provided on the circumference It includes a cutting roller 650 that cuts stars.

There may be only one cutting blade 652 provided on the cutting roller 650 around the cutting roller 650.

The pressure surface of the pair of contact rollers 630 that presses the paper handle assembly 1 is formed in an embossed shape, so that the paper handle assembly 1, especially the handle paper 20, can be more tightly fixed.

Referring to Figures 1 to 10, the paper handle assembly 1 for a packaging box according to an embodiment of the present invention is manufactured by the manufacturing method of the paper handle assembly for a packaging box described above.

As shown in FIG. 2, the paper handle assembly 1 is attached to the top plate 50 of the packaging box 40 using an adhesive and exposed through the opening of the top plate 50, and when the product is sold, When the user unfolds the z-shaped folded handle 20, the handle 20 is bent into an arc shape, allowing the user to move the packaging box 40 to a predetermined place while holding the handle 20. .

Therefore, the method of manufacturing a paper handle assembly for a packaging box according to an embodiment of the present invention is to supply the upper paper fabric wound on the first supply roll and form the handle exposure hole through the perforation in the perforated portion to form the upper cover. While applying adhesive, the middle paper fabric wound on the second supply roll is supplied to form a handle through the adhesive folding process, and the lower paper fabric wrapped on the third supply roll is supplied to form a lower cover through the adhesive application process. After forming the handle paper and fixing it to the lower cover through the bending adhesive processing part, folding the handle paper into a jet shape through the folding processing part and then cutting the upper and lower covers and the handle paper by unit while adhering the upper and lower covers. By forming a paper handle assembly, it can be easily manufactured as a disposable paper handle for a packaging box.

The present invention has been described with reference to the embodiments shown in the drawings, but these are merely exemplary, and those skilled in the art will recognize that various modifications and other equivalent embodiments are possible therefrom. You will understand.

Therefore, the true technical protection scope of the present invention should be determined by the scope of the patent claims below.

1: Paper handle assembly 2: First supply roll
4: 2nd supply roll 6: 3rd supply roll
10: Upper cover 11: Upper paper fabric
12: Handle exposure hole 20: Handle paper
21: middle paper fabric 30: lower cover
40: packaging box 50: top plate
100: perforated part 110: lower support roller
120: Upper perforated roller 130: Perforated eastern part
132: driven gear 134: driving gear
136: Perforated rotary motor 200: First applicator
250: second application part 300: adhesive folding processing part
310: Folding line processing roller 320: Pressure support roller
330: Adhesive application member 340: Adhesive spreading roller
350: Narrow guide folding member 360: Close adhesive roller
370: Direction changing roller 400: Bending processing part
410: Roller 420: Transfer belt
430: Rotating roller 440: Pressure belt
450: curved pressing member 460: curved adhesive guide part
461: Extension roller 462: Extension rotation belt
463: cylinder member 464: bending support member
465: Pressing guide roller 500: Folding processing unit
510: Guide roller 520: Compression roller
530: Strike rod member 540: Jet folding part
541: Rotating rod member 542: Extension rod member
543: Connecting rod member 544: Eccentric shaft member
545: Eccentric plate member 546: Eccentric drive unit
600: Adhesion cutting part 610: Support roller
620: Pressure roller 630: Adhesion roller
640: Support roller 650: Cutting roller
S10 ~ S70: Steps of manufacturing method of paper handle assembly for packaging box

Claims (10)

(a) an upper cover supply step of transferring and supplying the upper paper fabric wound on the first supply roll, punching handle exposure holes in units of set length through perforations, and supplying the upper cover to the upper cover;
(b) an upper cover adhesive application step of transferring the upper cover on which the handle exposure hole is formed and applying adhesive to one side using a first applicator;
(c) a handle paper supply step of transferring and supplying the intermediate paper fabric wound on the second supply roll, folding the intermediate paper fabric into two layers through an adhesive fold processing unit, and supplying the intermediate paper fabric as a handle paper after bonding;
(d) a lower cover supply step of transferring and supplying the lower paper fabric wound on the third supply roll, applying adhesive using a second application unit, and supplying it to the lower cover;
(e) While transferring the handle and bending it through a bending processing unit, the handle is bent and bonded using the adhesive applied by the second applicator to the lower cover supplied in the lower cover supply step. Flexion adhesion step;
(f) a handrail folding step of folding the handrail curvedly mounted on the upper surface of the lower cover into a z-shape using a folding processing unit; and
(g) a paper handle assembly adhesive cutting step of bonding the lower cover to which the Z-shaped folded handle is attached using an adhesive cutting unit through an adhesive applied to the upper cover, and cutting a plurality of paper handle assemblies to form them; do,
In the handle folding step, the folding processing unit,
a guide roller that guides the transfer of the lower cover on which the curved handle is mounted;
A compression roller provided on the upper side of the guide roller and pressing the handle provided on the upper side of the lower cover;
A striking rod member that bends the other side of the handle, one side of which is pressed by the pressing roller, toward the entry side and bends it into a z-shape; and
A jet folding part that continuously folds the curved handle into a z-shape by repeating the arc motion of the striking rod member.
A method of manufacturing a paper handle assembly for a packaging box, comprising:
According to clause 1,
In the upper cover supply step, the perforated portion,
a lower support roller that supports and transports the lower side of the upper paper fabric;
an upper perforation roller installed correspondingly to the upper side of the lower support roller and forming a perforation blade portion to perforate the handle exposure hole in the upper paper fabric; and
A perforated drive unit that drives the lower support roller and the upper perforated roller;
A method of manufacturing a paper handle assembly for a packaging box, comprising:
According to clause 2,
The eastern part of the drilled hole is,
A driven gear provided at one end of the lower support roller;
a driving gear provided at one end of the upper perforated roller to engage the driven gear; and
A perforated rotation motor axially coupled to the end of the upper perforated roller to drive the driving gear;
A method of manufacturing a paper handle assembly for a packaging box, comprising:
According to clause 1,
In the step of supplying the handle, the adhesive folding processing unit,
A fold line pressing roller that presses both sides of the intermediate paper fabric to form a fold line so that both sides can be folded to the center;
a pressure support roller supporting the intermediate paper fabric in response to the fold line pressure roller;
an adhesive application member for applying adhesive to the intermediate paper fabric transferred through the fold line pressure roller and the pressure support roller;
An adhesive spreading roller that presses the surface of the intermediate paper fabric to which the adhesive is applied and spreads the adhesive evenly;
A narrow guide folding member that gradually guides the intermediate paper fabric to become narrower and folds both ends around the center to form a two-layer handle;
A close adhesive roller that presses and adheres the handle that has passed through the narrow guide folding member; and
a direction change roller that changes the direction of the handle that has passed the close adhesive roller;
A method of manufacturing a paper handle assembly for a packaging box, comprising:
According to clause 1,
In the handle bending adhesion step, the bending processing part,
a pair of sensing rollers that rotate through a driving unit by winding a transfer belt to guide the lower cover to which the adhesive is applied on the upper side through the second application unit;
a pair of rotating rollers disposed above each of the sensing rollers;
A pressure belt that rotates around each of the rotating rollers:
A plurality of curved pressing members are provided around the pressure belt and provided at set intervals to press and adhere the handle to the upper surface of the lower cover;
a curved adhesive guide that rotates between the transfer belt and the pressure belt and guides the handle to bend so that the curved pressing member can be pressed and adhered to the lower cover;
A method of manufacturing a paper handle assembly for a packaging box, comprising:
According to clause 5,
The bending adhesive guide,
a pair of extension rollers each provided on a shaft provided on the sensing roller and rotating;
an extension rotating belt wound around the extension roller and rotating;
Cylinder members each provided at a set interval around the extended rotating belt;
a curved support member connected to the axis of the cylinder member and extending and protruding toward the conveyance belt side to support the handle in a curved manner, or contracted from the conveyance belt side to prevent it from being caught with the entry side of the lower cover; and
A press guide roller provided inside the pressure belt and between the curved support members to guide the curved press member to press and attach the handle to the lower cover between the curved support members.
A method of manufacturing a paper handle assembly for a packaging box, comprising:
delete According to clause 1,
The jet folding part,
A pair of rotating rod members supporting both ends of the striking rod member and extending to one side;
an extension rod member supporting each of the rotating rod members and extending in a right angle direction;
A connecting rod member connected to the extension rod member in a lateral direction;
An eccentric shaft member rotatably connected to an end of the connecting rod member on one side, and axially connected on the other side to the eccentric plate member to repeatedly cause the striking rod member to move in an arc in the left and right directions; and
An eccentric drive unit axially connected to the center of the eccentric plate member to eccentrically rotate the eccentric plate member;
A method of manufacturing a paper handle assembly for a packaging box, comprising:
According to clause 1,
In the paper handle assembly adhesive cutting step, the adhesive cutting unit,
a support roller that guides the lower cover to which the z-shaped folded handle is attached;
A pressure roller that rotates on the upper side of the support roller and forms a paper handle assembly by pressing the upper cover to the lower cover to adhere to the upper side of the lower cover to which the handle is attached using an adhesive applied to the upper cover. ;
a pair of adhesion rollers configured in an embossed shape to pressurize the paper handle assembly that has passed through the pressurizing roller to adhere to the paper handle assembly in an embossed shape;
a support roller that supports the paper handle assembly that has passed through the adhesion roller; and
A cutting roller provided on the upper side of the support roller and cutting the paper handle assembly unit by unit using a cutting blade provided around the circumference.
A method of manufacturing a paper handle assembly for a packaging box, comprising:
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