KR102228983B1 - Ear band manufacturing device for mask manufacturing system - Google Patents

Abstract

Disclosed is an ear band production device for a mask production system, that restricts the movement of a hanging string in the process of pulling an end of the cut hanging string for a mask, so the end of the cut hanging string is pulled accurately. For this, provided is the ear band production device for a mask production system, comprising a hanging string alignment unit. The hanging string alignment unit is installed on a body that provides a movement path of the hanging string to allow the hanging string to be aligned while passing through the inside, increases the exposed length of the end of the cut hanging string while a hanging string pulling unit is in contact, and includes an auxiliary means for gripping the hanging string for reducing the exposed length of the end of the cut hanging string when the hanging string pulling unit is not in contact. According to the present invention, while supporting the end of the hanging string to allow the end of the hanging string cut by a hanging string cutting unit not to be bent, the longer gripping length is provided to easily grip the end of the hanging string when the hanging string pulling unit approaches. Therefore, the process of pulling the end of the cut hanging string proceeds stably.

Description

Ear band manufacturing device for mask manufacturing system {EAR BAND MANUFACTURING DEVICE FOR MASK MANUFACTURING SYSTEM}

The present invention relates to a hanger strap manufacturing apparatus installed in a mask manufacturing system, and more particularly, by limiting the movement of the hanger strap in the process of pulling the end of the clipped mask hanger strap, the end of the cut hanger strap is accurately held. It relates to an ear band manufacturing apparatus for a mask manufacturing system to be pulled.

Masks are used to prevent harmful substances from entering the human respiratory tract. For example, masks can be used by workers at construction sites to prevent dust and dust generated during construction from entering the human body, and prevent harmful substances such as yellow dust from entering the nose or mouth during outdoor activities. Can be used to

Recently, the use of masks is rapidly increasing due to air pollution such as yellow dust and the spread of coronavirus.

Yellow sand is a sandy wind containing desert sand and dust, and contains soot, sulfur, carbon monoxide, mercury, cadmium, lead, zinc, copper, and other heavy metals and carcinogens that are harmful to the human body. Or it is harmful to people with cardiovascular disease. When exposed to such yellow dust, cough and bronchitis may occur, and when exposed for a long time, respiratory diseases such as pneumonia, asthma, and lung cancer may occur.

As described above, various masks are provided to prevent harmful substances from entering the human body. For example, various masks are provided, such as a mask provided with a purification tank on the front surface, a mask formed of a surface, and a mask including a filter. Among them, a mask using a filter is mainly used because it is light, easy to store, and convenient to wear.

A mask using a filter includes a mask body covering a wearer's nose and mouth, and an ear band capable of positioning and fixing the mask body around the wearer's nose and mouth. The ear band may be an earring strap that can be worn on the wearer's ear.

1 and 2 are operational structural diagrams showing the operation of a string manufacturing apparatus installed in a conventional mask manufacturing system.

Conventionally, before forming the ear band, the hook strap, which is the raw material of the ear band, is semi-automatically cut or cut using a device that automatically cuts as shown in FIGS. 1 and 2.

However, since the hook strap, which is the raw material of the ear band, has elasticity and flexibility, when the hook pull pull part 12 of the hook hook manufacture device 10 tries to grip the cut hook strap, the hook pull pull part 12 There is a case where the end of the cut hook strap is not located on the motion path.

More specifically, when the end of the cut hook strap is exposed for a long time from the hook strap alignment portion 18, the end of the hook strap is bent, and thus a problem that is not gripped by the hook pull portion 12 occurs. And when the end of the cut hook strap is shortly exposed from the hook strap alignment part 18, the end of the hook strap does not bend, but the part exposed to the outside is short, so the hook strap pull part 12 having the tongs structure is closed. Even if it is, there is a problem that the end of the hook strap is not gripped by the hook strap pull portion 12.

In this way, if the end of the string is not gripped by the hook strap pulling portion 12, the hook strap and hook strap cutting device to be held by the hook strap molding portion 14 even if the hook strap molding portion 14 is moved in the set path Since the hook strap to be cut by (16) does not exist, the operation of the mask manufacturing system does not continue, and thus there may be a problem that the manufacturing of the mask is delayed.

Accordingly, in the related art, there is a situation in which a management manpower to solve the error of the hanger strap manufacturing apparatus 10 is arranged around the hanger strap manufacturing apparatus 10.

Therefore, even if an automated mask manufacturing system is used, a manpower to manage the hanger strap manufacturing apparatus 10 is necessarily required, and if the hanger strap is not gripped by the hanger strap pulling unit 12, the manufacturing of the mask is delayed. There was this low problem.

Korean Patent Registration No. 10-2124279 (announced on Jun 17, 2020) Korean Patent Registration No. 10-2129111 (announced on Jan. 1, 2020) Republic of Korea Patent Publication No. 10-2018-0117338 (published on October 29, 2018)

Accordingly, an object of the present invention is to provide an apparatus for manufacturing an ear band for a mask manufacturing system in which the end of a hook strap cut in the manufacturing process of a mask is stably gripped so that a subsequent process of the mask manufacturing system can proceed smoothly.

In order to achieve the above-described object of the present invention, in an embodiment of the present invention, a hook strap alignment portion that aligns while passing through a hook that is a material of the ear band, and the hook string passing through the hook strap alignment portion are cut. In the ear band manufacturing apparatus for a mask manufacturing system comprising a head strap cutting portion, and a hook string pulling portion that grips the end of the hook string cut by the hook string cut portion and pulls it to a designated position, the hook string alignment portion inside the hook string It is installed on a body that provides a moving path of the hook strap so that it is aligned while passing through, and when the hook pull part is in contact, the exposed length of the cut hook end is increased, and when the contact with the hook pull part is released, the cut hook strap It provides an ear band manufacturing apparatus for a mask manufacturing system including a hook strap holding auxiliary means to reduce the exposure length of the distal end.

According to the present invention, the end of the hook is supported so that the end of the hook cut by the hook cut is not bent, and a longer gripping length is provided to facilitate gripping of the end of the hook when the hook pull portion approaches. Because it can, the process of pulling the end of the cut hook strap is stably progressed.

In other words, in the present invention, since the end of the cut hook strap is not gripped by the pulling portion of the hook strap, the problem that the subsequent process is stopped does not occur, so it is not necessary to arrange a manpower to manage it. Production can be prevented.

In addition, in the present invention, since the end of the hook strap is stably bonded to the mask body, the phenomenon that the ear band is separated from the mask body is prevented even when the ear band formed of the hook strap is pulled.

In addition, according to the present invention, since both ends of the hanging string cut to a certain length are accurately disposed on the junction of the mask body, the occurrence of defective products in which the ear bands are separated from the mask among masks manufactured by the mask manufacturing system is reduced.

1 and 2 are operational structural diagrams showing the operation of a string manufacturing apparatus installed in a conventional mask manufacturing system.
3 to 5 are perspective views showing an ear band manufacturing apparatus according to the present invention.
6 and 7 are side views showing an ear band manufacturing apparatus according to the present invention.
8 and 9 are bottom views showing the ear band manufacturing apparatus according to the present invention.
Figure 10 is a bottom view showing an embodiment of the hook string pulling unit according to the present invention.
11 is a perspective view showing an embodiment of a hook strap molding unit and a hook strap joint of the ear band manufacturing apparatus according to the present invention.
12 is a side view showing an embodiment of a hook strap molding portion and a hook strap joint of the ear band manufacturing apparatus according to the present invention.
13 is a perspective view showing another embodiment of a hook strap forming unit and a hook strap joint of the ear band manufacturing apparatus according to the present invention.
14 is a perspective view showing a portion of FIG. 12.
15 and 16 are front views showing a hook strap molding part and a hook strap joint located in part A of FIG. 14.

Hereinafter, an apparatus for manufacturing an ear band for a mask manufacturing system according to exemplary embodiments of the present invention (hereinafter, abbreviated as “ear band manufacturing apparatus”) will be described in detail with reference to the accompanying drawings.

3 to 5 are perspective views showing an ear band manufacturing apparatus according to the present invention. 3 to 5, the ear band manufacturing apparatus according to the present invention aligns while passing a hook that is a material of the ear band, and supports the end of the hook strap (S) to prevent bending of the end of the hook. Cut by a hook strap alignment unit provided with a hook strap holding auxiliary means 400, a hook strap cutting portion 200 for cutting the hook strap (S) passing through the hook strap alignment portion, and the hook strap cutting portion 200 It includes a hook strap pulling portion 300 gripping the end of the hook strap (S) and pulling it to a designated position.

Hereinafter, each component will be described in more detail with reference to the drawings.

3 to 5, the ear band manufacturing apparatus according to the present invention includes a hook strap alignment unit.

The hanger strap alignment unit is installed in the mask manufacturing system to manufacture the ear band of the mask, receives the hanger strap (S) from the outside and discharges it to a preset height, and the hanger strap cut by the hanger strap cutting unit 200 It serves to support the end of (S) so that it can be pulled by the pulling portion 300.

To this end, the hook strap alignment portion is configured to include a body 100 and a hook strap gripping auxiliary means 400.

The body 100 is to provide a moving path of the hanging string (S) so that the hanging string (S) is aligned while passing through the inside, and an inlet into which the hanging string (S) supplied from the outside is input is formed on the front side, An outlet through which the hook strap S is discharged is formed on a rear surface, and a moving passage connecting the inlet and the outlet is formed.

This body 100 may be formed to have any structure as long as it can discharge the hook strap (S) supplied from the outside to the front of the hook pull portion 300. For example, the body 100 may be formed of a rectangular parallelepiped having an inlet, an outlet, and a moving passage as shown in FIG. 3.

Figure 6 is a side view showing a hook strap pulling portion in close contact with the hook strap alignment portion, Figure 7 is a side view showing a hook strap pulling portion for pressing the hook strap alignment portion, Figure 8 is a hook strap pulling portion in close contact with the hook strap alignment portion It is a bottom view, and Figure 9 is a bottom view showing a hook string pulling portion for pressing the hook string alignment portion.

The hook strap holding auxiliary means 400 is installed in the body 100, and when the hook pull portion 300 is in contact, it increases the exposed length of the cut end of the hook strap, and When the contact is released, it plays a role of reducing the exposed length of the cut end of the hook.

In other words, the hook strap holding auxiliary means 400 increases the length of the end of the hook strap exposed to the outside by providing a pressing force in a state in which the hook pull portion 300 is in close contact as shown in FIGS. 7 and 9, and FIG. 6 As shown in FIG. 8, when the pressing force applied from the hook string pulling portion 300 disappears, the length of the end of the hook string exposed to the outside is reduced.

To this end, the hook strap holding auxiliary means 400 is installed on the fixing plate 410 installed on the front surface of the body 100 and the fixing plate 410 and moves according to the pressing force provided from the hook string pulling part 300. From the moving plate 420, the support 430 restricting the movement of the moving plate 420 so that the moving plate 420 moves in a designated section of the upper surface of the fixed plate 410, and the hook strap pulling part 300 When the applied pressing force is released, the moving plate 420 is configured to include a spring 440 that provides a restoring force to rotate to an initial position.

Specifically, the fixing plate 410 constituting the hook strap holding auxiliary means 400 according to the present invention includes a cover plate 411, a first guide ring 415 and a second guide ring 416.

The cover plate 411 is installed on the surface of the body 100, provides a sliding surface of the moving plate 420 and provides an installation space for the first guide ring 415 and the second guide ring 416. .

As a specific aspect, the cover plate 411 according to the present invention includes a side plate 412 in close contact with the side of the body 100 as shown in FIGS. 4 and 5, and the side plate 412 on the body 100. Consisting of a side plate 412 and a fastening means 413 installed on the body 100 so as to be fixed, and a top plate 414 protruding in a vertical direction from the top of the side plate 412 and in close contact with the upper surface of the body 100 Can be.

The side plate 412 and the upper plate 414 may be formed to have a flat plate structure. In addition, the side plate 412 has a plurality of assembly holes formed therein so that the fastening means 413 such as bolts can be assembled.

The first guide ring 415 and the second guide ring 416 are provided on the cover plate 411 so as to be spaced apart from each other on the same line as the moving direction of the hook strap pull part 300, and the hook pull part 300 Adjust the moving direction of the moving plate 420 so that the moving plate 420 moves in the same direction as the moving direction of the pulling part 300 by the pressing force applied from ).

In other words, the first and second guide rings 415 and 416 can be rotated to an initial position after the moving plate 420 is moved backward in the opposite direction of the pulling part 300 by the pressing force of the pulling part 300. A moving path of the moving plate 420 is provided so as to prevent the moving plate 420 from moving vertically and horizontally.

As a specific aspect, the first guide ring 415 according to the present invention is installed at the front end of the upper plate 414 adjacent to the contact plate 422 of the moving plate 420 as shown in FIGS. 4 and 5, and the second guide ring 416 is installed at the rear end opposite to the front end of the upper plate 414.

The moving plate 420 constituting the hook strap holding auxiliary means 400 according to the present invention is disposed to face the hook strap pull part 300 and moves by the pressing force of the hook strap pulling part 300.

As a specific aspect, the moving plate 420 according to the present invention is a contact plate 422 having a seating hole through which the hook string S passing through the body 100 can pass, as shown in FIG. 5, and the It is formed protruding in the vertical direction of the end of the contact plate 422 and is inserted into the first guide ring 415 and the second guide ring 416, and between the first guide ring 415 and the second guide ring 416 It may be configured to include a sliding plate 424 to move.

The support 430 constituting the hook strap holding auxiliary means 400 according to the present invention is installed at one end of the sliding plate 424 adjacent to the second guide ring 416, and provides an installation space at the end of the spring, One end of the support 430 passes through the second guide ring 416 by the elastic force of the spring 440 to limit the passage of the second guide ring at one end of the sliding plate so that the moving plate 420 is not separated from the fixed plate 410 It provides the function to do. To this end, the support 430 is formed to have a height longer than the height of the second guide ring 416, and the end of the spring 440 is fastened to the outer circumferential surface so that the end of the spring 440 can be coupled and fixed. Grooves can be formed.

The spring 440 constituting the hook strap holding auxiliary means 400 according to the present invention is the moving plate 420 so that the moving plate 420 moved by the pressing force of the hook strap pulling portion 300 can rotate to the initial position. ) To provide a restoring force, one end is installed on the fixing plate 410, and the other end opposite to the one end is installed on the support 430. Specifically, the spring 440 may have one end installed on the first guide ring 415 and the other end installed on the support 430 as shown in FIGS. 6 and 7.

3 to 9, the ear band manufacturing apparatus according to the present invention includes a hook strap cutting portion 200.

The hook strap cutting portion 200 is to cut the hook strap (S) pulled to a predetermined length by the hook hook pull portion 300, so as to be adjacent to the contact plate 422 facing the hook hook pull portion 300 It is installed in the mask making system.

The hook strap cutting part 200 is connected to a control device of the mask manufacturing system, and cuts the hook strap S according to the control of the control device.

The hook strap cutting portion 200 is configured to include a scissors unit for cutting the hook strap (S) pulled by the hook pull portion 300. At this time, the scissors unit is arranged to be spaced apart by 2 to 3 mm from the contact plate 422 so that the cut end of the hook string can protrude from the contact plate 422 by 2 to 3 mm.

3 to 9, the ear band manufacturing apparatus according to the present invention includes a hook string pulling unit 300.

The hook strap pulling portion 300 grips the end of the hook strap S cut by the hook strap cutting portion 200 and pulls it to a designated position, and is installed at the rear of the hook strap alignment portion.

As a specific aspect, the hook string pulling unit 300 according to the present invention is configured to include a housing 310, a clamp unit 320, and a pressing unit 330.

The housing 310 constituting the hook strap pulling portion 300 performs a linear reciprocating motion by an external force based on the hook strap alignment portion, and is installed in the drive unit of the mask manufacturing system. This housing 310 provides an installation space for the clamping unit 320 and the pressing unit 330, and after being in close contact with the hanger string alignment part by a linear reciprocating motion, the hanger string is aligned by a preset distance (length of the ear band). Separated from wealth.

The clamp unit 320 constituting the hook strap pulling portion 300 is installed in the housing 310 so as to face the mounting hole of the contact plate 422 described above, and the housing 310 is adjacent to the hook strap alignment portion. When reaching a predetermined stop position so as to grip the end of the cut hook (S) through the hook strap cutting portion 200, it is configured to include a first tongs bar, a second tongs bar, and a driving module.

"형 단면을 갖도록 형성될 수 있다. 그리고 제2 집게바는 제1 집게바와 함께 접촉판(422)을 통과한 걸이끈(S)의 말단을 선택적으로 파지할 수 있다면 어떤 외형을 갖도록 형성되어도 무방하며, 예를 들면 "

"형 단면을 갖도록 형성될 수 있다. The first tongs bar may be formed to have any shape as long as it can selectively grip the end of the hook (S) passing through the contact plate 422 together with the second tongs bar, for example "

"It can be formed to have a cross-section. And the second clamp bar can be formed to have any shape as long as it can selectively grip the end of the hook strap (S) passing through the contact plate 422 together with the first clamp bar And, for example, "

It can be formed to have a "shaped cross section.

The driving module is connected to the first clamp bar and the second clamp bar to selectively close or separate the ends of the first clamp bar and the second clamp bar facing the contact plate 422, and to be installed in the housing 310. I can. In addition, the driving module is connected to the control device of the mask manufacturing system, and can perform gripping of the end of the hook under the control of the control device.

The pressing unit 330 constituting the hook strap pulling portion 300 is installed in the housing 310 so as to face the hook strap alignment portion, and when the housing 310 is moved to the contact plate 422, the clamping unit 320 ) Is formed to have a longer length than the clamping unit 320 toward the moving plate 420 so as not to contact the contact plate 422.

When the pressing unit 330 contacts the contact plate 422, the clamp unit 320 may contact the end of the hook S that has passed through the mounting hole of the contact plate 422. In addition, the pressing unit 330 presses the contact plate 422 according to the movement of the housing 310 so that the contact plate 422 moves in the direction of the body 100.

8 and 9, when the contact plate 422 is moved in the direction of the body 100 by the pressing force of the pressing unit 330, the hook (S) passing through the mounting hole of the contact plate 422 Since the length of the tongs unit 320 is able to stably grip the end of the hook (S). And the end of the hook (S) is maintained in the unfolded state by the contact plate 422 until immediately before being gripped by the clamp unit 320, even if the support is released according to the movement of the contact plate 422, the clamp unit 320 ) And the pressurizing unit 330 restricts the left and right bending and upper bending, and is positioned between the first and second clamp bars.

Accordingly, when the end of the first tongs bar and the end of the second tongs bar are driven to contact each other, the end of the hook strap (S) is stably gripped between the first tongs bar and the second tongs bar.

Figure 10 is a bottom view showing an embodiment of the hook string pulling unit according to the present invention.

Referring to FIG. 10, the housing 310 may be provided with a mounting plate 350 supporting the end of the hook S at the lower portion of the clamp unit 320. This mounting plate 350 is installed in the housing 310 so as to be located under the clamp unit 320, and even if the end of the hook strap S is bent downward according to the movement of the contact plate 422, the hook strap Limit the bending of the end of the pull strap so that the end of (S) is located between the first and second clamp bars.

FIG. 11 is a perspective view showing an embodiment of a hook strap forming unit and a hook strap joint of an ear band manufacturing apparatus according to the present invention, and FIG. 12 is a hook strap forming unit and a hook strap joint portion of the ear band manufacturing apparatus according to the present invention. It is a side view showing an embodiment.

11 and 12, the ear band manufacturing apparatus according to the present invention holds the hook strap pulled to a predetermined position on the ear band manufacturing device by the length of the ear band before being cut, and when part of the hook strap is cut, the hook strap is gripped. A hook strap forming part 500 for moving a part of the hook strap to the surface of the mask body, and bonding both ends of the hook strap transferred to the mask body by the hook strap forming part 500 to the surface of the mask body It includes a hook strap joint 600.

11 and 12, the ear band manufacturing apparatus according to the present invention may further include a hook strap forming part 500.

The hook strap forming part 500 grips both sides of the hook strap pulled to a predetermined position by the hook strap pulling part 300 described above at a predetermined length before being cut to the hook strap cutting part 200, and the hook strap cutting part By moving the hanger string cut by 200 to the surface of the mask body, it is installed at the rear of the hanger string alignment portion and the hanger string cutting portion 200, and is installed on the side of the hanger string pulling portion 300.

As a first embodiment, the hook strap molding part 500 according to the present invention includes a pair of clamping units 510 and 520, a first driving unit (not shown), and an air nozzle 530 as shown in FIGS. 11 and 12 , And an air pump (not shown).

The pair of tongs units 510 and 520 hold both sides of the hook string pulled to a predetermined position through the hook string pulling part 300 to a predetermined length before being cut by the hook string cutting part. It consists of a first clamping unit 510 for gripping and a second clamping unit 520 for gripping the other side of the hook that faces the one side.

More specifically, the first tongs unit 510 includes a pair of tongs (511, 512) for gripping one side of the hanging string in a left and right direction, and the second tongs unit 520 is configured to move the other side of the hanging string in a left and right direction. Includes a pair of claws to hold in.

Such a pair of claws are arranged to face each other around the hook, and are in close contact with the hook when trying to hold the hook while maintaining a certain distance around the hook. And the pair of claws is the first driving unit so as not to interfere with the movement of the hook strap pulling unit 300 when the hook pulling part 300 pulls the end of the hook strap to a predetermined position. ), and after the hook strap pull part 300 pulls the end of the hook strap to a predetermined position, the moving path of the hook strap pull part 300 by the first driving unit so that the hook strap can be gripped. After entering the car, grip the hook.

The first driving unit operates so that the pair of tongs units 510 and 520 grip the hook strap and moves it to the mask body. If this purpose can be achieved, any driving device such as an actuator may be used. This first driving unit is connected to a control device of the mask manufacturing system, and operates according to the control of the control device.

On the other hand, the existing tong unit grips the end of the hook strap (S) so that the length of less than about 10 mm is exposed, because the longer the length of the hook end that is exposed to the outside increases the possibility that the end of the hook strap becomes bent. The first and second clamping units hold the ends of the hook strap (S) so that a length of 12 to 15 mm is exposed. To this end, the hook strap forming part 500 provides an unfolding function to keep the end of the hook strap gripped by the first and second clamp units 510 and 520 in a straight state.

The air nozzle 530 provides an unfolding function so that the ends of the hook straps gripped by the first and second clamp units 150 and 520 remain in a straight line until the end of the hook strap is moved to a designated joint portion of the mask body by the hook strap joint portion 600. It has a configuration that is installed in each tong unit and injects air toward the end of the hook string (S) held by the clamp unit.

The air pump is installed in the ear band manufacturing apparatus to provide an unfolding function together with the air nozzle 530, and is connected to the air nozzle 530 and sprayed to the end of the hook S through the air nozzle 530. Inject air. At this time, the air pump may be connected to the air nozzle 530 through a hose, a transfer pipe, or the like.

13 is a perspective view showing another embodiment of a hook strap forming portion and a hook strap joint of the ear band manufacturing apparatus according to the present invention, and FIG. 14 is a perspective view showing a part of FIG. 12.

As a second embodiment, the hook strap molding part 500 according to the present invention includes a pair of clamping units 510 and 520, and a first driving unit as shown in FIGS. 12 and 13.

The pair of tongs units 510 and 520 hold both sides to a predetermined length before being cut by the hook strap cutting portion 200, which is pulled to a predetermined position by the hook strap pulling portion 300, and each clamp unit The (first and second clamping units) are configured to include a pair of tongs and a pair of finger members 513 and 517. If necessary, the tong unit may include auxiliary housings 542 and 544 provided with driving mechanisms for rotating the finger member so that the finger member can be axially rotated between the claw and the finger member.

The pair of claws 511 and 512 grips the hook strap in the left and right directions according to the operation of the first driving unit, and the first claws 511 and the second claws 512 are in close contact with or spaced apart from each other by the first driving unit. It consists of In this case, the first claws 511 and the second claws 512 may be formed to have a bent bar-shaped structure as shown in FIG. 14.

The pair of claws (511, 512) grips the strap so that 12 to 15 mm of the end of the strap is exposed to the outside. This is to prevent a problem in which the ear band is separated from the mask body by bonding a sufficient length when the hook strap forming part 500 bonds the end of the hook strap to the designated joint portion of the mask body.

15 and 16 are front views showing a hook strap molding part and a hook strap joint located in part A of FIG. 14.

The pair of finger members (513, 517) is installed on the pair of claws and the end of the hanging string (S) seated on the surface of the mask body is in close contact with the surface of the mask body by the hook string joint (600). To limit the movement of the end of the hook strap so that the end does not bend or deviate from the junction, it is composed of a first finger member 513 and a second finger member 517.

In addition, the first and second finger members 513 and 517 have an inclined surface inclined toward the hook strap to move away from the hook strap by the pressing force of the hook strap joint 600 that descends in the vertical direction of the mask body as shown in FIG. 15.

In addition, the first and second finger members 513 and 517 may be installed on the claws so as to rotate to an initial position for gripping the hook strap when the hook strap joint 600 is raised or lowered, as shown in FIG. 16.

More specifically, the first finger member 513 is installed on the first auxiliary housing 542 provided on the side of the first claw 511 as shown in FIG. 15, and a driving mechanism provided in the first auxiliary housing 542 It is coupled to the axis of rotation and rotates the axis. And the second finger member 517 is installed on the second auxiliary housing 544 provided on the side of the second claw 512, is coupled to the rotation shaft of the driving mechanism provided in the second auxiliary housing 544 to rotate the shaft. do.

As a specific aspect, the first finger member 513 according to the present invention includes a first vertical bar 514 having one end connected to the first auxiliary housing 542 and the first vertical bar ( A first horizontal bar 515 protruding forward from the other end of 514, and protruding downward from the end of the first horizontal bar 515 to have an inner angle of 100° to 180° with the first horizontal bar 515 It may be formed of a first contact bar 516 that is in contact with the hook strap joint 600 that moves up and down in the vertical direction of the mask body.

The second finger member 517 according to the present invention includes a second vertical bar having one end connected to the second auxiliary housing 544, a second horizontal bar protruding forward from the other end of the second vertical bar, and the second vertical bar. 2 It may be composed of a horizontal bar and a second contact bar protruding downward from the end of the second horizontal bar toward the first contact bar so as to have an interior angle of 100° to 180°. At this time, the second contact bar is separated from the end of the hook strap by the pressing force of the hook strap joint 600 when the hook strap joint 600 descends while gripping the end of the hook strap S together with the first contact bar 516 do.

In addition, the first finger member 513 and the second finger member 517 rotate in opposite directions to each other. For example, when the first finger member 513 rotates in a clockwise direction and moves in close contact with the hanger strap, the second finger member 517 moves in close contact with the hanger strap while rotating in a counterclockwise direction. In addition, when the first finger member 513 rotates counterclockwise and moves away from the hook strap, the second finger member 517 rotates clockwise and moves away from the hook strap.

In this way, the first finger member 513 and the second finger member 517 hold the end of the hook strap (S) at the top of the mask body, and then toward the end of the hook strap (S), the hook strap joint 600 As) gradually approaches, the hook strap joint 600 gradually moves away from the end of the hook strap so that it can grip the end of the hook strap (S).

The first driving unit operates so that the pair of clamping units 510 and 520 grip the hook strap, and moves it to the mask body.

The first driving unit includes a first driving mechanism for controlling the position and operation of the pincers 511 and 512, and a second driving mechanism for controlling the operation of the finger members 513 and 516.

Specifically, the first driving mechanism is the claws (511, 512) of the first clamp unit 510 before being cut by the hook strap cutting portion 200 pulled to a predetermined position by the hook strap pulling portion 300 And by moving the claws of the second clamp unit 520 to hold the hook to a certain length, and to move the claws gripping the hook to the surface of the mask body.

The second driving mechanism is installed on the auxiliary housing provided in the claw to adjust the separation distance between the finger member 513 and the finger member 517 around the end of the hook. And the second driving mechanism controls the rotation axis so that the finger member can be moved in the opposite direction of the end of the hook when the finger member is provided with a pressing force from the hook strap joint 600.

This first driving unit is connected to a control device of the mask manufacturing system, and operates according to the control of the control device.

11 to 16, the ear band manufacturing apparatus according to the present invention may further include a hook strap joint 600.

The hook strap joint 600 is to bond one end of the hook strap transferred to the mask body by the hook strap forming part 500 and the other end opposite to the one end to the surface of the mask body, respectively, It is installed on the left and right sides of the conveyor centering on a conveyor (not shown) that moves the mask body so that ear bands formed of hook straps are provided on both sides.

More specifically, the hook strap joint 600 according to the present invention includes a pressing body 610, a second driving unit (not shown), and an ultrasonic oscillator (not shown).

The pressing body 610 constituting the hook strap joint 600 according to the present invention is in close contact with the end of the hook strap in the direction of the mask body so that the end of the hook strap contacts the mask body during the process of bonding the end of the hook strap to the mask body. It is installed on the top of the conveyor so that it can be placed on the top of the mask body that is transferred through the conveyor, and repeats the ascending and descending in the vertical direction.

In addition, as shown in FIG. 13, the pressing body 610 presses a pair of claws 511 and 512 in close contact with the hanging string in the horizontal direction of the hanging string while descending in the vertical direction of the mask main body as shown in FIG. Separate the claws (511, 512) from the string.

In this case, the pressurizing body 610 may have an intake hole formed therein, and a communication port communicating with the intake hole may be formed on a lower surface of the pressurizing body 610.

The second driving unit moves the pressing body 610 from the top of the mask body to the vertical direction of the mask body, is connected to the control device of the mask production system, and operates according to the control of the control device.

The ultrasonic oscillator is provided with an ear band on the mask body by bonding the mask body and the end of the hook strap, and is installed in the opposite direction of the pressing body 610 with the mask body as the center. To this end, the ultrasonic oscillator oscillates ultrasonic energy toward the mask body while placing the junction portion of the mask body on the upper surface.

In other words, in a state in which both ends of the hook strap are pressed and contacted by one portion of the mask body by the pressing body 610, the ultrasonic vibration of the ultrasonic oscillator is applied to the contact portion between both ends of the hook strap and the mask body, The contact portion is melted by heat generated by the ultrasonic vibration to form a junction, so that the ear band is provided on the mask body.

In addition, although the present invention has been described so that fusion is performed by an ultrasonic method, heat fusion may be used or a separate adhesive medium may be used to achieve adhesion between the hanger string and the mask body.

If necessary, the hook strap joint 600 may be configured to further include a pair of guide elastic bodies 620. Such a pair of guide elastic bodies 620 are provided along the length direction of the hook strap on the lower surface of the pressing body 610, and limit the left and right movement of the hook string instead of the clippers away from the hook string by the pressing body 610 .

In other words, the pair of guide elastic bodies 620 are temporarily separated from the end of the hook strap (S) until the pressing body 610 comes into contact with the end of the hook strap (S). The movement of the end of the strap is restricted so that the end does not deviate from a pre-set joint on the mask body.

The guide elastic body 620 may use any elastic body as long as it is an elastic body capable of restricting the movement of the end of the hook, and a spring or a sponge may be used.

In addition, the hook strap joint 600 may be configured to further include a contact unit (630).

The contact unit 630 is installed on the pressing body 610, and its lower end protrudes from the lower surface of the pressing body 610 to press the hook strap separated from the pair of pincers in the direction of the mask body. do.

Specifically, the contact unit 630 is installed inside the pressing body 610 to restrict the movement of the spring so that the compression spring 634 does not rise inside the pressing body 610, and the pressing body The spring installed in the lower portion of the support body 632 to provide a restoring force in the inside of 610, and the hook strap S located at the junction of the mask body according to the descending of the pressing body 610 and installed under the spring. It is configured to include a pressing pin (636) for intimate contact with the end of the mask body.

The pressure pin 636 is preferably formed thicker than the lower part contacting the end of the hook strap (S) so that the upper part in contact with the spring can smoothly transfer the pressure to the spring. For example, the upper part in contact with the spring may be formed to have a diameter of 3 mm, and the lower part in contact with the end of the hook S may be formed to have a diameter of 1 mm.

The second driving unit constituting the hook strap joint 600 according to the present invention is installed on the conveyor, and moves the pressing body 610 so that the pressing body 610 moves up and down in the vertical direction of the mask body from the top of the mask body. It is connected to the control device of the mask manufacturing system, and operates according to the control of the control device.

On the other hand, the hook strap joint 600 according to the present invention may be configured to further include a vacuum pump when an intake hole and a communication port are formed in the pressurizing body 610.

The vacuum pump is connected to the intake hole of the pressurizing body 610 and provides a suction force to the hook string separated from the pair of pincers 511 and 512 through a communication port. In this way, unlike the contact unit 630 that restricts the movement of the end of the hook through physical pressure, the hook strap joint portion including the vacuum pump restricts the movement of the end of the hook strap through suction force.

Although the above has been described with reference to preferred embodiments of the present invention, those skilled in the art will be able to variously modify and change the present invention within the scope not departing from the spirit and scope of the present invention described in the following claims. You will understand that you can.

100: body 200: cutting part of the hook
300: pulling portion 310: housing
320: clamp unit 330: pressurizing unit
400: hook strap holding auxiliary means 410: fixing plate
411: cover plate 412: side plate
413: fastening means 414: top plate
415: first guide ring 416: second guide ring
420: moving plate 422: contact plate
424: sliding plate 430: support
440: spring 500: hook strap forming part
510: first clamp unit 511: first clamp
515: second claws 513: first finger member
514: first vertical bar 515: first horizontal bar
516: first contact bar 517: second finger member
520: second clamping unit 530: air nozzle
542: first auxiliary housing 544: second auxiliary housing
600: hook string joint 610: pressing body 620: guide elastic body 630: contact unit
632: support 634: compression spring
636: pressure pin S: hook string

Claims (11)

Grip the end of the hook string cut by the hook string alignment portion, which is aligned while passing the hook string used as the material of the ear band, the hook string cut portion that cuts the hook string passing through the hook string alignment portion, and the hook string cut portion. In the ear band manufacturing apparatus for a mask manufacturing system comprising a hook strap pulling portion for pulling and pulling to a designated position,
The hook strap pulled to a predetermined position by the hook strap pulling portion grips both sides at a certain length before being cut by the hook strap cutting portion, and moves the hook strap cut by the hook strap cutting portion to the surface of the mask body. Led molding part; And
It includes a hook strap joint for bonding both ends of the hook strap transferred to the mask body by the hook strap molding part to the surface of the mask body,
The hook strap alignment part is installed on a body providing a moving path of the hook strap to be aligned while passing through the inside of the hook strap, and when the hook pull portion contacts the hook strap, it increases the exposed length of the cut end of the hook strap, and pulls the hook strap. Ear band manufacturing apparatus for a mask manufacturing system comprising a hook strap gripping auxiliary means for reducing the exposure length of the cut end of the hook strap when the negative contact is released. The method of claim 1, wherein the auxiliary means for holding the hook strap
A cover plate installed on the surface of the body, and a fixing plate including first and second guide rings provided on the cover plate so as to be spaced apart from each other on the same line as the moving direction of the hook strap pulling unit,
A contact plate disposed to face the hook strap pulling portion and moving by the pressing force of the hook pull pulling portion and having a seating hole through which the hook strap passing through the body is formed, and a contact plate protruding in the vertical direction of the end of the contact plate, A moving plate that is inserted into the first guide ring and the second guide ring and includes a sliding plate that moves between the first guide ring and the second guide ring,
A support installed at one end of the sliding plate adjacent to the second guide ring to limit passage of the second guide ring at one end, and
Earband manufacturing apparatus for a mask manufacturing system, characterized in that one end is installed on the first guide ring, and the other end opposite to the one end comprises a spring installed on the support. The method of claim 2, wherein the pulling portion of the hook
A housing that performs a linear reciprocating motion by an external force based on the hook strap alignment portion,
A clamp unit installed in the housing so as to face the mounting hole of the contact plate, and gripping the end of the cut hook string through the hook strap cutting portion when the housing reaches a preset stopping position adjacent to the hook strap alignment portion, And
And a pressing unit installed in the housing and pressing the contact plate when the housing reaches a stop position. The method of claim 3, wherein the pulling portion
It is installed in the housing so that the pressing unit is located above the clamp unit,
An apparatus for manufacturing an ear band for a mask manufacturing system, further comprising a mounting plate installed in the housing to support the end of the hook strap from a lower portion of the clamp unit. The method of claim 2,
The cover plate includes a side plate that is in close contact with the side of the body, a side plate and a fastening means installed on the body so that the side plate is fixed to the body, and a top plate that is formed to protrude in a vertical direction from the top of the side plate and is in close contact with the upper surface of the body. Is composed,
The first guide ring is installed at the front end of the upper plate adjacent to the contact plate,
The second guide ring is an ear band manufacturing apparatus for a mask manufacturing system, characterized in that installed at the rear end of the upper plate. delete The method of claim 1, wherein the hook strap molding part
A pair of tongs units for gripping both sides of the hook strap pulled to a predetermined position in the hook strap pulling portion to a predetermined length before being cut by the hook strap cutting portion;
A first driving unit for operating the pair of tongs units to grip the hooks and moving them to the mask body,
An air nozzle installed in each tong unit to inject air toward the end of the hook strap held by the tong unit, and
An apparatus for manufacturing an ear band for a mask manufacturing system, characterized in that it comprises an air pump connected to the air nozzle and injecting air injected into the end of the hook through the air nozzle. The method of claim 1,
The hook strap forming part includes a pair of tongs units for gripping both sides of the hook strap pulled to a predetermined position by the hook strap pulling portion to a predetermined length before being cut by the hook strap cutting portion, and the pair of tongs units And a first driving unit that operates to grip the hook strap and moves it to the mask body,
The tongs unit is moved away from the hooks by a pressing force of a pair of tongs that are in close contact with the hooks in the left and right directions of the hooks, and the hooks joints descending in the vertical direction of the mask body according to the operation of the first driving unit. Earband manufacturing apparatus for a mask manufacturing system, characterized in that it includes a pair of finger members installed on the claws so that an inclined surface inclined toward the hanger strap is formed and rotates to an initial position for gripping the hanger strap when the hanger strap joint is raised or lowered. . The method of claim 8, wherein the hook strap joint
A pressurizing body that separates the pair of claws from the hanger by pressing the pair of claws in close contact with the hanger strap in the left and right directions of the hanger strap while descending in the vertical direction of the mask body,
A second driving unit for moving the pressing body so that the pressing body rises and falls in a vertical direction of the mask body from the upper portion of the mask body, and
Earband manufacturing apparatus for a mask manufacturing system, characterized in that it comprises a pair of guide elastic bodies provided along the longitudinal direction of the hook strap on the lower surface of the pressing body to limit the left and right movement of the hook strap instead of the claw feet away from the hook strap. . The method of claim 9, wherein the hook strap joint
Earband fabrication for a mask manufacturing system, characterized in that it further comprises a contact unit installed on the pressing body and protruding from the lower surface of the pressing body to press the hook strap separated from the pair of pincers in the direction of the mask body Device. The method of claim 8, wherein the hook strap joint
While descending in the vertical direction of the mask body, a pair of claw feet in close contact with the hanger strap in the left and right directions of the hanger strap are pressed in the left and right directions of the hanger strap, and an intake hole is formed inside, and the intake hole communicates with the lower surface. A pressing body with a communication port formed thereon,
A second driving unit for moving the pressing body so that the pressing body rises and falls in a vertical direction of the mask body from the upper portion of the mask body, and
Earband manufacturing apparatus for a mask manufacturing system, characterized in that it comprises a vacuum pump connected to the intake hole of the pressurized body to provide a suction force to a hook string separated from the pair of pincers through a communication port.

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