KR100544894B1 - Side finish supply and earband grounding device of dust mask - Google Patents

Abstract

The present invention is to attach the side finish 13 and the ear band 15 to the side of the filter paper 11 of the production line of the dust mask 10, in detail the conveying direction of the filter paper 11 The ground hole 20 is gradually bent according to the installation is grounded to the side of the filter paper 11 while maintaining the folded state side end 13 passed through the ground hole 20, the ear band 15 Is continuously supplied by the left and right rotating band feeder 30 and the supplied ear band 15 is caught by the band catching holes 92 configured in the conveyor, the fusion roller, the pressing roller 50, the cutting saw 60 And the side roller 13 and the ear band 15 to the side of the filter paper 11 while being automatically cut and heat-sealed through the cutting roller 70 and the like.

Through the automated present invention, there is an effect that the low profitability of the dustproof mask 10, which was dependent on the sewing operation, can be improved.

Dust Mask, Side Closure, Ear Band

Description

The side tape supply and ear band a folding apparatus of a dustproof mask}

1 is an exploded perspective view of the dust mask

Figure 2 is a front view for explaining the working process of the present invention

Figure 3 is a perspective view for explaining the working process of the present invention

Figure 4 is an excerpt perspective view of the side finishing grounding sphere

5 is a perspective view for explaining the operation of the band feeder

Figure 6 is an excerpt perspective view of the side fusion roller and the compression roller

Figure 7a is a perspective view for explaining the operation of the cutting saw

Figure 7b is a representative cross-sectional view for explaining the role of the guide line when cutting the earband

Figure 8 is an excerpt perspective view of the cutting roller and the finish fusion roller

<Description of Symbols for Major Parts of Drawings>

10 dust mask 11: filter paper

12: edge 13: side finishing

14: wrinkles 15: ear band

15a: small band 16: welded portion

17: bending wire 20: grounding hole

21: grounding installation bracket 30: band feeder

31: Rotating Rod 32: Horizontal Rod

33: band supply pipe 40: side fusion roller

41: ultrasonic vibration hole 42: welding tip

43: band fusion tip 50: compression roller

60: cutting saw 61: motor

62: guide line 63: fixture

70: cutting roller 71: blade

80: finish fusion roller 81: finish fusion tip

82: ultrasonic vibration port 90: the first conveyor

91: 2nd Conveyor 92: Band catching mouth

93: storage container

The present invention is to attach the side finish and the ear band to the side of the filter paper of the production line of the anti-vibration mask, in particular, the ground finish is bent gradually along the conveying direction of the filter paper is installed side pass through the ground While the paper is folded, it is grounded on the side of the filter paper, and the ear band is continuously supplied by the left and right rotating band feeder, and the supplied ear band is caught by the band catching hole configured in the conveyor, and then fusion roller, compression roller, Through cutting saws and cutting rollers, etc. are automatically cut and heat-sealed to the side of the side of the filter paper and the ear band to ground.

Dust masks are usually worn to protect workers' health at chemical plants, where toxic gas emissions are high, metal smelting sites where metal powder and welding fumes are generated, or in paper-related or textile mills. In this semiconductor lab (or semiconductor manufacturing site) that should be extremely limited, dust masks are being worn to improve the quality of semiconductors.

In the manufacture of the anti-vibration mask, a lamination step of overlapping the endothelium, the intermediate skin and the outer skin, a folding step of grounding the edges of the overlapped filter papers to a predetermined width, a step of inserting a bending wire at the same time as the edge folding step, and folding the filter paper several times, stepped wrinkled portions Forming, cutting the filter paper to a certain length, attaching the side finish paper to the side of the cut filter paper and the step of attaching the ear band, the present invention as shown in Figures 2, 3 It can be seen that the final step of attaching the side finish and the polyurethane ear band to the side of the filter paper through the fusion roller, cutting saw and cutting roller, including the rotary band feeder.

As described above, the side finishing and the ear band attachment have a problem in that the productivity and the quality of the product are deteriorated according to the manual sewing work, and it is pointed out as a factor of the cost increase due to the increase of labor cost.

Therefore, the present invention was devised in view of the above-described problems, and is intended to automate the side finishing and earband attachment work that depended on manual labor.

The main object of the present invention is a lamination step of overlapping the endothelium, the intermediate and the outer shell, the grounding step of grounding the edge of the overlapping filter paper with a predetermined width and the step of inserting the bent wire and forming three stepped corrugation in the center of the filter paper In order to automatically attach the side finishes and ear bands to the filter paper side of the dust mask, the ground hole is gradually bent along the conveying direction of the filter paper, and the side finishes are continuously supplied in a folded state. The band feeder rotating left and right is installed in harmony with the conveyor to automatically supply the ear band continuously, and then automate the cutting and attachment of the side finishing and the ear band through the fusion roller, the pressing roller, the cutting saw and the cutting roller. It is intended to provide a side finish supply and earband grounding device for a dust mask.

Hereinafter, with reference to the accompanying drawings the technical configuration and effects of a preferred embodiment which can achieve the object of the present invention will be described.

The present invention relates to the final step of supplying the side finish (13) supply and the ear band (15) grounding device in manufacturing the dust mask (10) shown in FIG.

First of all, when the dustproof mask 10 is constructed, the filter paper 11 including endothelial, intermediate and outer skins is provided, and the edge 12 of the filter paper 11 is bent and folded between the grounded wires 17. Is inserted. The bending wire 17 is a plastic material that can be bent freely to be in close contact with the bend of the nose to enhance the dustproofing effect by enhancing the adhesion when the dust mask 10 is worn. On the other hand, both sides of the filter paper 11 is attached to the side band 13 and the ear band 15 (Ear band) made of polyurethane (Polyurethane) excellent in elasticity and no fluff generation.

2 and 3 are a front view and a perspective view for explaining the working process of the present invention. Endothelial, intermediate skin and the outer shell is laminated in one filter paper 11, the bending wire 17 is cut into a predetermined length into the rim 12 is grounded and grounded in the previous step is inserted into the filter paper, the filter paper The central portion of the (11) is provided with a single dust-proof mask 10 is formed in three steps of stepped corrugated portion 14 is cut in a rectangular shape as shown in FIG.

A side finish detector 13 having a predetermined width is passed to the small side of the rectangular dust mask 10 while being folded by the grounding hole 20, and the side fusion roller together with the ear band 15. The thermal bonding is performed by the ultrasonic pressing force of (40).

4 is an exploded perspective view of the grounding tool 20 for grounding the side finisher 13, the grounding tool 20 is gradually bent in the transport direction of the filter paper 11 as shown in Figure 4 It is installed through the mounting table 21.

The side finish detector 13 having a predetermined width is continuously supplied to the grounding hole 20 in a state of being wound on a winding roller (not shown), and passes through the grounding hole 20 to change the cross-sectional shape of the grounding hole 20. Therefore, the state becomes adhesively folded and is eventually supplied while maintaining the folded state on the side of the filter paper 11.

It can be seen from the A-A cross-sectional view and the B-B cross-sectional view of FIG. 4 that the cross-sectional shape of the grounding hole 20 is gradually bent along the transport direction of the filter paper 11.

As can be seen from the A-A cross-sectional enlarged view, the shape of the initial opening of the grounding hole 20 is perpendicular to the filter paper 11 and the side finisher 13 having a predetermined width is supplied without the folded portion. However, the grounding hole 20 is gradually bent along the conveying direction of the filter paper 11 and reaches the end of the grounding hole 20 so as to enclose the filter paper 11 as shown in the enlarged BB cross-sectional view. Finishing paper 13 is supplied to the side of the filter paper 11 in a folded state while passing through the grounding hole (20).

The grounded side finisher 13 is thermally fused by the ultrasonic pressing force of the side fusion roller 40 together with the ear band 15 to be described later to form a fusion portion 16.

5 is a perspective view illustrating a continuous supply of the ear band 15 while being harmonized with the first conveyor 90 and the second conveyor 91 by the band feeder 30 rotating left and right in a predetermined section. The dust mask 10 is seated between the band catching holes 92 of the first conveyor 90 and is supplied in the direction of a large arrow.

Both the first conveyor 90 and the second conveyor 91 employ a chain-type synthetic resin conveyor, and as shown in FIG. 5, the upper surface is composed of band catching holes 92 spaced at regular intervals.

The ear band 15 is a polyurethane material having excellent elasticity and no fluff generation, and as shown in FIG. 5, the band catching holes 92 of the first conveyor 90 and the second conveyor 91. ) Is caught in a zigzag shape.

As a method of hanging the ear band 15, the rotating rod 31 of the band feeder 30 fixed in one place rotates left and right for a certain period, and at the same time, the first conveyor 90 and the second conveyor 91 are It moves in the direction of the large arrow. At this time, the ear band 15 is supplied through the band supply pipe 33 penetrating the horizontal rod 32, it is supplied continuously while maintaining a low tension state by the upper roller as shown in FIG.

That is, when the rotation rod 31 of the fixed band feeder 30 rotates to the left and right of the predetermined section and supplies the ear band 15 to the left and right, the first conveyor 90 and the second conveyor 91 which are horizontally moved. As the ear band 15 is naturally caught by the band catching mouth 92 of), the supply of the ear band 15 having a zigzag shape is made. At this time, the feed speed of the first conveyor 90 and the second conveyor 91 and the left and right rotational speeds of the band feeder 30 should be organically matched, and the control thereof is performed by a conventional electrical control system device. Lose.

On the other hand, when the supply of the above-described side finish 13 and the supply of the ear band 15 is completed as shown in Figure 6 by the side fusion roller 40 and the pressing roller 50 at the same time as the thermal fusion bonding.

The side fusion roller 40 is a fusion tip 42 and the band fusion tip 43 protruding on the outer peripheral surface as shown in Figure 6, the side fusion roller 40 is installed while contacting the ultrasonic vibrator 41 .

The ultrasonic vibrator 41 converts an electrical signal into vibration, and when the filter paper 11 having the side finish detector 13 grounded is passed between the side fusion roller 40 and the ultrasonic vibrator 41, the eye After the heat generated and melted on the contact surface of the filter paper 11 and the side finisher 13 by ultrasonic vibration not visible, the fusion part 16 is formed through the fusion tip 42 of the side fusion roller 40. In addition, the ear band 15 is also heat-sealed as shown in the elliptical enlarged view of Figure 6, it is heat-sealed through the band fusion tip 43 of the side fusion roller 40.

When the ear band 15 hung in a zigzag shape through the band catching holes 92 is thermally fused to the side of the filter paper 11, the cutting saw 60 connected to the motor 61 as shown in FIGS. 7A and 7B. It is necessary to cut between the band catching mouth 92 on the filter paper 11 side and the heat-sealed ear band 15 by the operation, so that the cutting saw 60 can cut only the ear band 15 at the time of cutting. Install the guide line 62 of Figure 7b.

FIG. 7B is a representative cross-sectional view illustrating the role of the guide line 62 when cutting the ear band 15. When cutting the ear band 15 close to the filter paper 11 with the cutting saw 60, The filter paper 11 is provided with a guide line 62 so that only the ear band 15 can be cut without touching the filter paper 11, but the cutting saw 60 is provided from the vicinity of the band feeder 30 to which the ear band 15 is supplied. Up) to the fixture 63 in the upwardly inclined form as in FIG. 7B. The fixture 63 is installed so as not to interfere with the transfer of other devices such as the conveyor and the pressing roller 50.

Eventually, the earband 15 along the upwardly inclined guide line 62 is raised by " h " shown in FIG. 7B, so that the cutting saw 60 does not touch the filter paper 11 during cutting and only the earband 15 is cut. I can cut it.

8 is an exploded perspective view of the cutting roller 70 and the final fusion roller 80 of the last step of the present invention. As described above, the rectangular dustproof mask 10 supplied one by one is the filter paper 11 and the filter paper 11 as shown in the lower circle enlarged view of FIG. 8 by the side finisher 13 continuously supplied. Is connected to each other through the side finish (13) bar, the blade 71 of the cutting roller 70 is separated from the filter paper 11 and the filter paper 11 with the band catching holes 92 therebetween. The interspace side finish (13) portion of the) is cut to form a single dust mask (10) again.

In the dustproof mask 10 separated again by one, the end portion of the ear band 15 cut in the previous process remains, the finish fusion roller 80 is used to cleanly clean the remaining band (15a).

Finish fusion roller 80 is a finish fusion tip 81 protruding on the outer circumferential surface as shown in Figure 8, the finish fusion roller 80 is installed while contacting the ultrasonic vibrating hole (82).

When the filter paper 11 having the remaining band 15a is passed between the finishing fusion roller 80 and the ultrasonic vibrator 82, the ear band (as shown in the upper circle enlarged view of FIG. 8) by the finishing fusion tip 81. The fusion band 16a is cleanly fused while being widely fused to the fusion portion 16 of 15).

As described above, the production of the anti-vibration mask 10 is completed together with the arrangement of the fine band 15a, and the completed anti-vibration mask 10 is accommodated in the storage container 93 of FIG.

As a result, in the technical aspect of the present invention, in the apparatus for attaching the side finish 13 and the ear band 15 to the side of the filter paper 11 of the dust mask 10, the side finish 13 has a direction of conveyance. Along the ground hole 20 gradually bent along the ground to the side of the filter paper 11 in a folded state,

The ear band 15 is a fixed band feeder 30 is rotated to the left and right a predetermined section while the ear band 15 is supplied to the left and right, the first conveyor 90 and the second conveying the filter paper 11 Supplied in a zigzag shape to the band catching hole 92 of the conveyor 91 is heat-sealed by the side fusion roller 40 together with the side finish 13 to the side of the filter paper 11,

The heat-sealed ear band 15 is raised along the upwardly inclined guide line 62 and cut by the cutting saw 60, and the fine band 15a is the ear band 15 by the finishing fusion roller 80. The heat-sealing finish neatly welded to the fusion part 16 of the, and the dust-proof masks 10 are connected again by the side end supply 13 is supplied continuously through the cutting roller 70 filter paper 11 and filter paper ( Side finish supply and earband grounding device of the anti-vibration mask, characterized in that the part of the side finish (13) of the internal space of 11) is cut.

As described above, the series process of attaching the side closure and the ear band to the side of the dust mask is automated through the grounding hole, the band feeder, the side fusion roller, the pressing roller, the cutting saw, the cutting roller, the finishing fusion roller, and the conveyor. Since it can be, there is an effect that can improve the low profitability of the conventional sewing.

Claims (1)

In the device for attaching the side finish 13 and the ear band 15 to the filter paper 11 side of the dust mask 10, Side finisher 13 is grounded to the side of the filter paper 11 in a folded state passing through the grounding hole 20 which is gradually bent in the conveying direction, The ear band 15 is a fixed band feeder 30 is rotated to the left and right a predetermined section while the ear band 15 is supplied to the left and right, the first conveyor 90 and the second conveying the filter paper 11 It is supplied in a zigzag shape to the band catching hole 92 of the conveyor 91 and is heat-sealed by the side fusion roller 40 together with the side finish 13 on the side of the filter paper 11, The heat-sealed ear band 15 is raised along the upwardly inclined guide line 62 and cut by the cutting saw 60, and the fine band 15a is the ear band 15 by the finishing fusion roller 80. The heat-sealing finish neatly on the fusion portion 16, The individual dust masks 10 connected again by the continuously supplied side finishes 13 are part of the side finishes 13 of the filter paper 11 and the space between the filter papers 11 through the cutting roller 70. Side finish supply and earband grounding device of the dust mask, characterized in that the cut.

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