KR20220083507A - Mask packaging method capable of reducing volume - Google Patents

Abstract

The present invention relates to a method for packaging a mask capable of reducing the volume, and more particularly, it has a mounting part having an inlet hole parallel to the left and right directions of the mask body, a pair of fingers, and a mask body to which a string is fused; Each string of the mask body mounted on the mounting unit has a strap folding part and a fork that folds to the upper surface of the mask body, and the mask body is introduced into the inlet hole in a state in which each string is folded into the mask body by the strap folding part. Accordingly, it includes a main folding part for moving the front and rear ends of the mask body to the lower side in a state where they overlap each other, and a packaging part for packaging the folded mask body moved by the main folding part in a packaging paper to be supplied.
According to the present invention as described above, it can be packaged in a folded state so that the upper and lower ends of the mask body are in contact, thereby reducing the amount of wrapping paper used to reduce costs, and reducing the packaged volume to provide convenience due to ease of transport and portability can do.

Description

Mask packaging method capable of reducing volume

The present invention relates to a packaging method, and more particularly, to a volume-reducing mask packaging method that can reduce the packaging volume of the mask body, reduce the packaging cost, and provide convenience due to easy portability.

In general, a health mask serves to block fine substances in the air from entering the human respiratory tract, and has recently been used to spread and prevent viruses such as Corona 19.

This health mask is used by hanging over the user's ear using a string, and it is packaged and sold before use to prevent contamination in advance.

As disclosed in Korean Patent Application Laid-Open No. 10-2019-0004036, the conventional mask packaging is shipped by automatically packaging the manufactured mask in a packaging paper.

However, the conventional mask packaging is packaged to fit the size of the mask body, and the amount of packaging paper is increased due to its large volume, and inconvenience occurs during transportation and carrying.

Accordingly, there is an urgent need to develop a mask packaging technology that can reduce costs by reducing the amount of packaging paper used and can be easily carried.

Accordingly, the present invention has been devised to solve the above problems, and has a mounting part having an inlet hole parallel to the left and right directions of the mask body, a pair of fingers, and a mask body to which a string is fused. Each string of the mask body mounted on the mounting unit has a folding part and a fork that folds to the upper surface of the mask body, and the mask body is introduced into the inlet hole in a state in which each string is folded into the mask body by the strap folding part. Accordingly, the mask body, including a main folding part for moving the front and rear ends of the mask body to the lower side in a state of overlapping each other, and a packaging part for packaging the folded mask body moved by the main body folding part in a packaging paper to be supplied; It can be packaged in a folded state so that the upper and lower ends of the mask are in contact with each other, thereby reducing the amount of wrapping paper and reducing costs. The purpose is to provide

The present invention for achieving the above object is a string folding step of folding each string fused to both ends into a mask body, a mask body folding step of folding the mask body so that the front and rear ends of the mask body in which each string is folded are mutually folded, and a packaging step of packaging the folded mask body in a wrapping paper.

Preferably, the step of folding the string includes a finger positioning step in which a finger with a hook portion protruding downward is positioned inside each string that is struck to the lower side of the mask body, and rotating the finger to make the ring portion attach the string to the mask body. It is positioned on the upper surface, and includes a string inscribed step in which a state in which the string is caught at the end of the hook is maintained, and when the mask body is folded during the step of folding the mask body, as the mask body is folded, the string is detached from the hook do.

And after the string inscribed step, a string original position step of returning the ring portion to its original position, including.

In addition, the original position step of the string, rotate the finger downward by the motor to the original position.

And the string original position step is a finger reversing step of moving the finger to the rear by a moving part by a predetermined distance, a finger spiral rotating step of spirally rotating downward while moving the finger rearward by the moving part and the rotating part, and the moving part and a finger advancing step of moving the finger forward to the original position by

In addition, the mask body folding step includes the fork lowering step of lowering the fork and pressing the middle part of the mask body downward to fold the front end and the lower end of the mask body to mutually fold, and further lowering the fork to maintain the folded state of the mask body and a folding positioning step of the mask body to position it inside the folded and supplied wrapping paper, and a fork original positioning step in which the fork is raised so as to be separated from the mask body and returned to its original position.

And the packaging step includes a wrapping paper supply step of folding and supplying a wrapping paper to form a packaging space open upwardly therein, a wrapping paper transfer step of transporting the folded mask body in a state in which the folded mask body is located in the packaging space portion in the discharge direction, the mask It includes a wrapping paper fusion step of heat-sealing to seal the packaging space in which the body is located, and a wrapping paper cutting step of cutting the heat-sealed portion.

As described above, according to the volume-reducing mask packaging method according to the present invention, the mask body can be packaged in a folded state so that the upper and lower ends of the mask body are in contact, thereby reducing the amount of packaging paper used, thereby reducing costs and reducing the packaged volume. It is a very useful and effective invention that can provide convenience by making it easy to carry and carry.

1 is a view showing a mask packaging method according to the present invention,
2 is a view showing the step of folding the string according to the present invention,
3 is a view showing another embodiment of the step of folding the string according to the present invention,
4 is a view showing the folding step of the mask body according to the present invention,
5 is a view showing a packaging step according to the present invention,
6 is a view showing a volume-reducing mask packaging system according to the present invention,
7 is a view showing a folding part according to the present invention,
8 is a view showing a sticky driving part according to another embodiment according to the present invention,
9 is a view showing a finger and a fork according to the present invention,
10 is a view showing a packaging unit according to the present invention,
11 is a view showing a string inspection unit according to the present invention,
12 is a view showing an arm driving part according to the present invention,
13 is a view showing a state in which a defect collecting unit according to the present invention is further provided;
14 is a view showing a state in which a vision inspection unit according to the present invention is further provided;
15 is a view showing a conversion unit according to the present invention.

Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to the accompanying drawings. DETAILED DESCRIPTION The detailed description set forth below in conjunction with the appended drawings is intended to describe exemplary embodiments of the present invention and is not intended to represent the only embodiments in which the present invention may be practiced. The following detailed description includes specific details in order to provide a thorough understanding of the present invention. However, one of ordinary skill in the art to which the present invention pertains will recognize that the present invention may be practiced without these specific details.

In some cases, well-known structures and devices may be omitted or shown in block diagram form focusing on core functions of each structure and device in order to avoid obscuring the concept of the present invention.

Throughout the specification, when a part is said to "comprising or including" a certain component, it does not exclude other components unless otherwise stated, meaning that other components may be further included. do. In addition, the term “…unit” described in the specification means a unit that processes at least one function or operation. Also, "a or an", "one", "the" and like related terms are used differently herein in the context of describing the invention (especially in the context of the following claims). Unless indicated or clearly contradicted by context, it may be used in a sense including both the singular and the plural.

In describing the embodiments of the present invention, if it is determined that a detailed description of a well-known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. In addition, the terms to be described later are terms defined in consideration of functions in an embodiment of the present invention, which may vary according to intentions or customs of users and operators. Therefore, the definition should be made based on the content throughout this specification.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a view showing a mask packaging method according to the present invention, FIG. 2 is a view showing the step of folding the string according to the present invention, and FIG. 3 is a view showing another embodiment of the step of folding the string according to the present invention 4 is a view showing the folding step of the mask body according to the present invention, Figure 5 is a view showing the packaging step according to the present invention, Figure 6 is a mask packaging system capable of reducing the volume according to the present invention. 7 is a view showing a folding part according to the present invention, FIG. 8 is a diagram showing a folding driving part according to another embodiment according to the present invention, and FIG. 9 is a finger and fork according to the present invention. 10 is a view showing a packaging unit according to the present invention, Fig. 11 is a view showing a string inspection unit according to the present invention, Fig. 12 is a view showing an arm driving unit according to the present invention, Fig. 13 is It is a view showing a state in which a defect collecting unit according to the present invention is further provided, Fig. 14 is a view showing a state in which a vision inspection unit according to the present invention is further provided, and Fig. 15 is a view showing a conversion unit according to the present invention .

As shown in the figure, the volume-reducing mask packaging method includes a string folding step (S10), a mask body folding step (S20), and a packaging step (S30).

In the string folding step (S10), each string fused to both ends is folded into the mask body.

In the mask body folding step (S20), the mask body is folded so that the front and rear ends of the mask body in which each string is folded are mutually folded.

In the packaging step (S30), the folded mask body is packaged in a wrapping paper.

Accordingly, the mask body can be folded lengthwise in the horizontal direction and packaged, so that it can be packaged smaller than the conventional packaging volume, so that it can be easily carried.

For this purpose, the string folding step (S10) includes a finger positioning step (S11) and a string inscribed step (S12), as shown in FIG. 2 .

In the finger positioning step (S11), a finger with a ring part protruding downward is positioned inside each string that is thrown downwards of the mask body.

And the string inscribed step (S12) is to rotate the finger to position the string on the upper surface of the mask body, the state in which the string is hooked on the end of the ring is maintained.

Here, the string caught on the end of the loop is separated from the loop when the mask body is moved downward during the folding step (S20) of the mask body.

And the string folding step (S10) includes a string original position step (S13).

This string original position step (S13) prepares the next operation by returning the hook after the string inscribed step (S12).

In this string original position step (S13), the finger is rotated downward by a motor to return to the original position.

On the other hand, the original string position step (S13') of another embodiment includes a finger backward step (S131'), a finger spiral rotation step (S132'), and a finger forward step (S133'), as shown in FIG. 3 .

In the step of reversing the finger (S131'), the finger is moved to the rear side by a predetermined distance by the moving unit.

And the finger spiral rotation step (S132') is spirally rotated downward while moving the finger backward by the moving part and the rotating part.

In the finger forward step (S133'), the finger is moved to the front side by the moving unit to the original position to prepare for the next operation.

In addition, as shown in FIG. 4, the mask body folding step (S20) includes a fork lowering step (S21), a mask body folding position step (S22), and a fork original position step (S23).

In the fork lowering step (S21), the fork is lowered and the middle part of the mask body is pressed downward to fold the front end and the lower end of the mask body so that they are mutually folded.

And in the mask body folding position step (S22), the fork is further lowered to maintain the folded state of the mask body and placed inside the folded wrapping paper.

The fork original position step (S23) is to raise the fork so that it is separated from the mask body and return it to its original position, preparing for the next operation.

The packaging step (S30) includes a wrapping paper supply step (S31), a wrapping paper transfer step (S32), a wrapping paper fusion step (S33), and a wrapping paper cutting step (S34), as shown in FIG. 5 .

In the wrapping paper supply step (S31), the wrapping paper is folded and supplied so that a packaging space part opened upwardly is formed therein.

And the wrapping paper transfer step (S32) is transferred in the discharge direction in a state in which the folded mask body is located in the packaging space.

The wrapping paper fusion step (S33) is heat-sealed to seal the packaging space in which the mask body is located.

Also, in the wrapping paper cutting step (S34), the heat-sealed part is cut and discharged separately.

This wrapping paper supply step (S31), wrapping paper transfer step (S32), wrapping paper fusion step (S33), and wrapping paper cutting step (S34) are sequentially performed to improve productivity by not only automatic packaging for the mask, but also increasing the work speed. can

As shown in FIG. 6 , the volume-reducing mask packaging system according to this volume-reducing mask packaging method includes a mounting part 100 , a string folding part 200 , a body folding part 300 , and a packaging part 400 . include

The mounting part 100 holds the mask body 1 to which the string 2 is fused, and inlet holes 120 parallel to the left and right directions of the mask body 1 are formed.

And the string folding unit 200 has a pair of fingers 220, and is provided to fold each string 2 of the mask body 1 mounted on the mounting unit 100 to the upper surface of the mask body.

The body folding part 300 has a fork 310, and the mask body 1 is introduced into the inlet hole 110 in a state in which each string 2 is folded into the mask body 1 by the strap folding part 200. In accordance with this, the front end and the rear end of the mask body 1 are provided to move downward in an overlapping state.

In addition, the packaging unit 400 is provided for packaging the folded mask body 1 moved by the body folding unit 300 in the packaging paper 3 to be supplied.

According to this volume-reducing mask packaging system, as the mask body is folded in the horizontal direction in a state in which the string of the mask is folded to the mask body and packaged in a wrapping paper, the volume can be reduced compared to the prior art, thereby reducing costs, of course, It is easy to carry and can provide convenience.

For this purpose, the cradle 100 is a cradle block 110 having an inlet hole 120 elongated in the left and right directions therein.

And as shown in FIG. 7 , the foldable part 200 includes a finger block 210 , a finger 220 , and a foldable driving part 230 .

A pair of finger blocks 210 are rotatably provided on the rear side of the mounting unit 100 so as to correspond to each string 2 .

In addition, the fingers 220 are provided in each finger block 210 to rotate the corresponding string (2).

The folding driving unit 230 is provided to rotate each finger block 210 to rotate each finger 220 .

Here, the end of the finger 220 is formed with a ring portion 222 protruding downwardly, the end of the ring portion 222 is caught by the string (2) is rotated.

The string 2 is hung on the end of the ring portion 222 until the mask body 1 is folded and moved by the body folding unit 300 to prevent the position of the string from being changed.

And the folding driving unit 230 includes a motor 232 for rotating the pair of finger blocks 210 in mutual or opposite directions.

By this motor 232, the finger 220 is rotated forward to fold the string 2 to the mask body 1, and the string 2 is kept hanging on the hook part 222, and the body folding part As the mask body 1 is folded and moved downward by the fork 310 of 300, when the string 2 is separated from the finger 220, the finger 220 is rotated to its original position.

On the other hand, as shown in FIG. 8 , the folding driving unit 230 ′ according to another embodiment includes a rotating unit 232 ′ and a moving unit 234 ′.

The rotating part 232' is provided to rotate the pair of finger blocks 210 in mutual or opposite directions.

And the moving part 234' is provided to move the rotating part 232' in the front-rear direction.

In other words, the rotating unit 232 ′ rotates each finger block 210 with a motor, and the moving unit 234 ′ is provided to move the rotating unit 232 ′ and each finger block 210 .

Looking at the operating state of the string folding driving unit 230 ′, the finger 220 is rotated forward by the rotating unit 232 ′ to fold the string 2 into the mask body 1 , and the string 2 is connected to the ring portion. (222) remains hung.

And as the mask body 1 is folded and moved downward by the fork 310 of the body folding part 300, when the string 2 is separated from the finger 220, by the moving part 234' moved to the rear

In other words, after moving a certain distance to the rear by the moving unit 234', it is operated together with the rotating unit 232' to rotate downward and move to the rear, it is moved to the rear, and is rotated spirally downward.

Thereafter, as the finger 220 is moved to the front side by the moving unit 234 ′, another operation is prepared.

In addition, the body folding unit 300 includes a fork 310 , a fork moving unit 320 , and a folding guide unit 330 .

The fork 310 has a plurality of spokes 312 and is located on the upper side of the mounting block 110 to correspond to the inlet hole 120 , and is provided to press the mounted mask body 1 downward.

In addition, the fork moving unit 320 is provided to move the fork 310 in the vertical direction.

The folding guide part 330 has a folding space part 332 so as to communicate with the inlet hole 120 , and is formed to protrude below the mounting block 110 to guide the folded mask body 1 to the packaging part 400 . provided for

Here, the fork 310 is positioned so as to be pressed along the left and right center line C of the mask body 1, as shown in FIG. 1) is pressed.

And the end of the ring portion 222 is positioned to be positioned on the rear side of the center line (C) and spaced apart from the fork 310 to prevent mutual interference.

Here, when the mask body 1 is pressed downward by the fork 310 , as the string 2 is caught on any one of the flesh 312 , the string 2 at the end of the ring portion 222 is Even if detached, the folded state is maintained.

And, as shown in FIG. 10 , the packaging unit 400 includes a packaging paper supply unit 410 , a packaging paper transfer unit 420 , a packaging paper folding unit 430 , a packaging fusion unit 440 , and a packaging cutting unit 450 .

The wrapping paper supply unit 410 is provided to supply the wrapping paper 3 .

The wrapping paper 3 supplied from the wrapping paper supply unit 410 is barrier-coated on a paper fabric, and after the surface of the paper fabric is sized or coated, the density is increased through a calender process.

In the barrier coating, an aqueous coating solution containing a polymer polymer is applied to a paper fabric and dried to form a barrier layer, thereby blocking the passage of moisture and gas.

In addition, the wrapping paper transfer unit 420 is provided to transfer the supplied wrapping paper (3).

The wrapping paper folding part 430 is a center line in a direction parallel to the transport direction so that a storage space part 3a for accommodating the folded mask body 1 is formed inside the wrapping paper 3 transported by the wrapping paper transport part 420 . Fold based on

The folded mask body 1 is supplied to the receiving space 3a by the fork 310 of the body folding part 300 at regular intervals, and is supplied to the correct position by the folding guide part 330 .

And the packaging fusion part 440 heat-seals the wrapping paper 3 to seal the storage space part 3a in which the mask body 1 is accommodated.

The packaging cutting unit 450 cuts the fusion portion of the packaging paper 3 that is heat-sealed and transported.

Here, the wrapping paper folding part 430 includes a packaging guide frame 432 and a packaging guide projection 434 .

The packaging guide frame 432 is provided to guide the front end and the rear end of the wrapping paper 3 supplied by the wrapping paper supply unit 410 so that the gap gradually narrows in the wrapping paper transport direction.

And the paving guide protrusion 434 is provided to move the wrapping paper along the inner surface of the packaging guide frame 432 by pressing the middle portion of the wrapping paper 3 supplied to the packaging guide frame 432 downward.

The packaging guide frame 432 has a certain part open, and transports the wrapping paper exposed to the opened portion by the wrapping paper transfer unit 420 .

In addition, the packaging fusion unit 440 includes a fusion roller 442 and a fusion heater 444 .

The fusion roller 442 is provided rotatably so as to be in contact with both sides of the folded wrapping paper 3 as a pair.

And the fusion heater 444 is provided on each fusion roller 442 and rotates together to heat-seal the conveyed wrapping paper 3 at regular intervals.

The packaging cutting unit 450 includes a cutting roller 452 and a cutting blade 454 .

The cutting roller 452 is provided rotatably so as to be in contact with both surfaces of the heat-sealed wrapping paper 3 as a pair.

And the cutting blade 454 is provided on each cutting roller 452 and is provided to cut the heat-sealed part as it rotates together.

As shown in FIG. 11 , the volume-reduced mask packaging system further includes a vision inspection unit 500 and a string inspection unit 600 .

The vision inspection unit 500 and the string inspection unit 600 are provided to inspect the mask body 1 transferred before the mounting unit 100 .

The vision inspection unit 500 is provided to inspect the defect by taking an image of the mask body 1 to which the string 2 is fused.

And the string inspection unit 600 is provided to inspect the defect of the fused string (2).

First, the string inspection unit 600 includes a first arm 610 and a second arm 620 and an arm driving unit 630 .

The first arm 610 is located at the lower side of the conveyor that transports the mask body 1 to which the string 2 is fused, and the upper end is provided to be caught by any one of the strings 2 and pulled.

In addition, the second arm 620 is rotatably connected to the first arm 610 , and an upper end is provided to be caught by the other one of the strings 2 to be pulled.

The arm driving unit 630 is provided to open or close each upper end by rotating each lower end of the first arm 610 and the second arm 620 in mutual or opposite directions.

Looking at the operating state of this string inspection unit 600, as each upper end of the first arm 610 and the second arm 620 pulls the corresponding string 2 outward at the same time by the arm driving unit 630, which When one string is broken, the mask body 1 is discharged in the direction of the other string.

And as shown in FIG. 12 , the arm driving unit 630 includes a first link 632 , a second link 634 , a link block 636 , and a driving cylinder 638 .

One end of the first link 632 is rotatably provided at the lower end of the first arm 610 .

In addition, the second link 634 is provided at the lower end of the second arm 620 so that the other end is rotatable.

The link block 636 is rotatably provided at the other end of the first link 632 and one end of the second link 634 .

And the driving cylinder 638 elevates the link block 636 to move the first link 632 and the second link 634 to spread or close the first arm 610 and the second arm 620. provided

Here, as shown in FIG. 13 , a defect collecting unit 640 for receiving the discharged mask body 1 is included.

The defect collecting unit 640 accommodates the defective mask discharged by any one of the first arm 610 and the second arm 620 .

Accordingly, as the mask having a bad string 2 is automatically discharged to the defect collection unit 640 by the string inspection unit 600, it can be discharged quickly without stopping the working process, thereby maintaining productivity.

And as shown in FIG. 14 , it further includes a vision inspection unit 500 .

The vision inspection unit 500 is provided to inspect the defect by taking an image of the mask body 1 to which the string 2 is fused.

This vision inspection unit 500 is provided in the previous process of the string inspection device 600 to inspect the image of the transmitted state by irradiating light to the mask body 1, and is manufactured by a conveyor and the string inspection device 600 Transmission images are inspected in the process of being transported to the

Accordingly, it is possible to check the appearance of the mask as well as whether there is a foreign substance.

And it further includes a second vision inspection unit (510).

The second vision inspection unit 510 is provided in a post-process of the string inspection device 600 to irradiate the mask body 1 with light to inspect the transmitted image.

Here, one of the vision inspection unit 500 and the second vision inspection unit 510 inspects the image with the inner surface of the mask body 1 facing upward, and the other one has the outer surface of the mask body 1 facing upward. Inspect the image in the facing state.

Accordingly, the defect detection efficiency can be further improved by inspecting both the inner and outer surfaces of the mask in a transmitted state.

Also, as shown in FIG. 15 , a switching unit 520 for inverting and transferring the transferred mask body 1 is further included between the vision inspection unit 500 and the second vision inspection unit 510 .

This conversion unit 520 is, in one embodiment, divided and can be transferred by being turned over by two conveyors located in a single layer, and is transferred while being inverted while freely falling from the conveyor located at the upper side to the conveyor located at the lower side.

On the other hand, the two conveyors are arranged so that the conveying height is the same, and the front end of the conveyor arranged at the rear is formed to be inclined from the lower side to the upper side. .

Of course, it is natural that the overturned mask is transported in an aligned state by the alignment unit 530 .

100: mounting part 200: string folding part
220: finger 300: body fold part
310: fork 400: packaging unit

Claims (7)

A string folding step of folding each string fused to both ends into a mask body;
a mask body folding step of folding the mask body so that the front and rear ends of the mask body in which the respective strings are folded are mutually folded; and
A method for packaging a mask capable of reducing volume, including a packaging step of packaging the folded mask body in a wrapping paper. According to claim 1, wherein the step of folding the string,
a finger positioning step in which a finger with a hook portion protruding downward is positioned inside each string that is struck downward of the mask body; and
By rotating the finger, the loop portion places the string on the upper surface of the mask body, and the string inscribed step in which the string is held at the end of the ring portion; includes;
When the mask body folds step, when the mask body is moved downward, as the mask body is folded, the mask packaging method capable of volume reduction, characterized in that the string is separated from the corresponding ring part. 3. The method of claim 2,
After the string inscribed step, the string original position step of returning the ring portion; a volume-reducing mask packaging method comprising a. The method of claim 3, wherein the string situ position step,
A mask packaging method capable of reducing volume, characterized in that the finger is rotated downward by a motor to return to the original position. The method of claim 3, wherein the string situ position step,
a finger reversing step of moving the finger rearward by a predetermined distance by means of a moving unit;
a finger spiral rotation step of spirally rotating downward while moving the finger backward by the moving unit and the rotating unit; and
A mask packaging method capable of volume reduction comprising a; a finger advancing step of moving the finger to the front side by the moving unit to the original position. The method of claim 2, wherein the folding of the mask body comprises:
a fork lowering step of lowering the fork and pressing the middle part of the mask body downward to fold the front end and the lower end of the mask body to mutually fold;
a mask body folding positioning step of lowering the fork further to maintain the folded state of the mask body and positioning it inside the folded wrapping paper; and
A volume-reducing mask packaging method comprising a; the fork is raised so that the fork is separated from the mask body and returned to its original position. According to claim 6, wherein the packaging step,
A wrapping paper supply step of supplying the wrapping paper by folding the wrapping paper so that a packaging space part opened upwardly is formed therein;
a wrapping paper transfer step of transferring the folded mask body in the discharge direction in the packaging space portion;
a wrapping paper welding step of thermally sealing the packaging space in which the mask body is located; and
A method for packaging a mask capable of reducing volume, including a wrapping paper cutting step of cutting the heat-sealed part.

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