KR100633051B1 - Coating method and apparatus of a slider for a slide fastener - Google Patents

Abstract

Disclosed is a method and apparatus for coating a slider for a slide fastener capable of significantly lowering manufacturing costs by automating coating of the slider to improve productivity and reducing labor costs.

The coating method of the present invention includes a slider alignment supply step 100 for continuously supplying a plurality of sliders S one by one, and a slider mounting step 200 for holding the sliders S at a plurality of hangers 21 one by one. And a slider transfer step 300 for transferring the slider S held by the hanger 21 along the coating process line, and spraying paint on the slider S transferred along the coating process line to coat the paint. The slider coating step 400, and the slider drying step 500 for drying the slider (S).

In addition, the coating apparatus of the present invention, the transfer unit 20 for transferring a plurality of hangers 21 along the coating process line, and the automatic alignment supply mechanism for continuously supplying one by one by aligning the plurality of sliders (S) in the same posture ( 10) and the mounting mechanism 30 for holding the slider supplied from the automatic alignment supply mechanism to the hanger 21 of the transfer unit 20 one by one in the same posture, and on the coating process line. It is composed of a coating part 40 for applying a paint to the mounted slider, and a drying part 50 provided on the coating process line to dry the slider coated by the coating part.

Description

Coating Method and Apparatus for Slide Fastener Slider {COATING METHOD AND APPARATUS OF A SLIDER FOR A SLIDE FASTENER}             

1 is a block diagram illustrating a coating method of a slider for a slide fastener according to the present invention.

2 is a perspective view of a coating apparatus for performing a coating method of a slider for a slide fastener according to the present invention.

Figure 3 is a side cross-sectional view showing a slider transfer portion of the coating apparatus according to the present invention.

Figure 4 is a perspective view showing a slider automatic alignment supply mechanism and the slider mounting mechanism portion of the coating apparatus according to the present invention.

Figure 5 is a perspective view showing the main part of the slider automatic alignment supply mechanism in the coating apparatus according to the present invention.

Figure 6 is a perspective view of the slider mounting mechanism in the coating apparatus according to the present invention.

7a to 7c are cross-sectional views showing the mounting process of the slider by the slider mounting mechanism in the coating apparatus according to the present invention.

Figure 8 is a perspective view showing a state that the slider is held on the hanger of the transfer unit in the coating apparatus according to the present invention.

Figure 9 is a side cross-sectional view showing a slider coating in the coating apparatus according to the present invention.

10 is a cross-sectional view taken along the line A-A of FIG.

Figure 11 is a side sectional view showing a slider drying unit in the coating apparatus according to the present invention.

<Description of the symbols for the main parts of the drawings>

10: automatic alignment supply mechanism 20: transfer unit

21: hanger 30: mounting mechanism

31: push lever 40: coating

50: drying unit

The present invention relates to a slider coating method and apparatus for a slide fastener, and more particularly, to a slider fastening method and apparatus for a slide fastener, which can lower productivity by improving productivity and reducing labor costs by automating the coating of the slider. It is about.

In general, the slider for the slide fastener is made of a metal material or a synthetic resin material, in the case of the metal slider is to improve the quality by coating the paint on the surface to make the appearance better.

Coating of the slider is usually carried out by dividing the primary coating and the secondary coating. The primary coating is the primary coating, which uses an automatic coating method that sprays paint through the spray nozzle while mechanically evenly mixing thousands of sliders in the container. This coating method has the advantage of coating a large amount of slider at once, but because the coating quality is not good because the sliders contact each other immediately after the coating process or coating, it is used only for the initial coating.

In the secondary coating, approximately 300 loops are arranged at regular intervals in a frame of a predetermined size, and the primary coated sliders are held one by one so as not to contact each other, and then the operator rotates the spray directly. After the coating, the mold is moved to a drying chamber and a coating method of drying is used.

This coating method is performed because all operations are manually performed by a worker, such as hanging a plurality of sliders on a plurality of hooks provided in a mold, coating with a spray, and drying the drying chamber. This is very cumbersome, inefficient and requires a lot of workforce. As a result, the productivity of the slider is lowered and the labor cost is increased, thereby increasing the manufacturing cost of the slider.

The present invention has been made to solve the above problems, the object of which is to achieve the automation of the coating operation by making the coating and drying operation mechanically while continuously supplying and moving the slider one by one, and also to the automation of the coating operation The present invention provides a method and apparatus for coating a slider for a slide fastener that can significantly reduce manufacturing costs by improving productivity and reducing labor costs.

In order to achieve the above object, the present invention provides a slider alignment supplying step of continuously supplying a plurality of sliders in the same posture by using an automatic alignment supply mechanism, and mounting the sliders supplied in the above steps to a plurality of hangers. Slider mounting step of holding the same position one by one using a mechanism, a slider transfer step of transferring the slider held on the hanger along the coating process line using a transfer mechanism, and a slider transferred along the coating process line It is characterized by a coating method of a slider for a slide fastener comprising a slider coating step of coating the coating by spraying the paint with a spray nozzle.

In addition, the coating method of the slider for the slide fastener of the present invention is characterized in that it further comprises a drying step of drying the slider which is coated in the coating step and transferred along the coating process line.

In another aspect, the present invention, the transfer unit for transporting a plurality of hangers along the coating process line, an automatic alignment supply mechanism for continuously supplying a plurality of sliders in the same posture in succession, and the slider supplied from the automatic alignment supply mechanism The slider fastening device for a slide fastener includes a mounting mechanism for holding the same posture on the hanger of the transfer part and a coating part provided on the coating process line to apply paint to the slider mounted on the hanger.

In addition, the coating device of the slider for the slide fastener is characterized in that it further comprises a drying unit provided on the coating process line for drying the slider coated by the coating unit.

Hereinafter, a coating method and a device for a slide fastener slider according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing a coating method of a slider for a slide fastener according to the present invention, as shown in the slider coating method of the present invention, a plurality of sliders (S) using the automatic alignment supply mechanism (10) Slider alignment step of supplying the slider alignment and supplying step by step while continuously arranged in a posture, and the slider mounting step of holding the slider (S) supplied from the alignment supply step 100 in the same posture one by one on a plurality of hangers (21) (200), the slider transfer step 300 for transferring the slider (S) mounted on the hanger 21 along the coating process line, and spraying the paint on the slider (S) transferred along the coating process line A slider coating step of coating 400 and a slider drying step 500 of drying the slider (S) coated in the coating step 400 and transferred along the coating process line. It is.

Figure 2 is a perspective view showing a coating apparatus for performing the slider coating method, having a plurality of hangers 21 and the transfer unit 20 and to transfer the hanger 21 along the coating process line, Hanger 21 of the transfer unit 20, the automatic alignment supply mechanism 10 for aligning the two sliders S in the same posture and continuously feeding them one by one, and the slider S supplied from the automatic alignment supply mechanism 10. Mounting mechanism 30 for holding in the same posture one by one, a coating portion 40 provided on the coating process line to apply a paint to the slider (S) mounted on the hanger 21, and the coating It is composed of a drying unit 50 provided on the process line to dry the slider (S) coated by the coating unit 40.

The automatic alignment supply mechanism 10 is for performing the alignment supply step 100 of the slider S, and uses a component automatic alignment supply called a "vibrator" as shown in FIGS. 4 and 5. This automatic alignment supply mechanism 10 includes a circular vibrating container 11 into which a plurality of sliders S are placed. Vibration vessel 11 is to cause the vibration is generated by the vibration generating means (not shown) provided in the lower body (12).

In addition, the vibrating vessel 11 has an alignment plate 13 which is gradually deformed from the horizontal portion to the vertical portion, and the alignment plate 13 is connected to the sliding plate 14 installed to be inclined. The alignment plate 13 has a horizontal portion in the vibrating vessel 11 and a vertical portion is located outside the vibrating vessel 11.

Therefore, when the slider S is flowed by the shaking action of the vibrating container 11, the gap S1 (see Fig. 8) of the slider S is the edge of the alignment plate 13 as shown in FIG. The slider S, which is fitted to the end and is fitted with a gap S1 in the alignment plate 13, is moved from the horizontal portion of the alignment plate 13 to the vertical portion by the shaking action, so that the slider S is connected to the alignment plate 13. The sliding plate 14 is configured to be supplied one by one in the same posture.

On the other hand, the sliding plate 14 is installed to be inclined downward so that the end thereof is located directly above the hanger 21 of the transfer section 20, the slider (S) is lowered in sequence by its own weight along the sliding groove (14a) At the end of the sliding plate 14, a mounting mechanism 30 is provided to hold the slider S one by one in the same posture on the hanger 21 of the transfer unit 20.

The mounting mechanism 30 is for performing the mounting step 200 of the slider S. As shown in FIGS. 6 and 7A to 7C, the slider S at the bottom of the sliding plate 14 is provided. ), The push lever 31 operating between the fixed position to prevent the fall from falling, and the fixed release position to allow the slider S to fall, and operating the push lever 31 between the fixed position and the unlocked position. It consists of a driving means for.

The push lever 31 is rotatably installed around the pin 33 on the bracket 32 installed on the sliding plate 14, and the push end portion 31a is sharply formed to fix the lowermost slider S. It is intended to be pressed in place. In addition, the driving means is provided between the push lever 31 and the bracket 32, the spring 34 acting an elastic force so that the push lever 31 is always operated toward the unlocking position, and the push lever 31 is fixed position It consists of a close plate 36 and a cylinder 35 actuated to the side.

The pressing plate 36 is fixed to the cylinder rod 35a of the cylinder 35 to press the inclined protrusion 31b of the push lever 31 so that the push end 31a is in a fixed position to push the slider S. The stopper portion 36a extending on one side is to set the release position of the push lever 31.

The transfer unit 20 is for performing the slider transfer step 300, and a plurality of hangers 21 for mounting the slider S one by one, and a transfer for transferring the hangers 21 along the coating process line. It consists of the mechanism 22. As shown in FIGS. 7 and 8, the hanger 21 includes a slanted plate 21a that is inclined to be substantially equal to the inclined angle of the sliding plate 14, and a fixed plate for fixing to the chain 24 of the driving means described later ( 21b), and the fitting piece 21c for inserting into the clearance S1 of the slider S and holding the slider S is formed in the upper end of the inclination plate 21a. The upper end of the fitting piece 21c is positioned close to the lower end of the sliding plate 14 so that the gap S1 of the slider S falling from the sliding plate 14 is easily fitted.

As shown in Fig. 3, the transfer mechanism 22 includes a pair of sprocket wheels 23a and 23b, a chain 24 connected to the pair of sprocket wheels 23a and 23b, and the sprocket wheels 23a and 23b. ) Is configured to drive intermittently. As shown in FIG. 4, the hanger 21 is arranged at equal intervals along the chain 24 by fixing the fixing plate 21b to both side plates of the chain 24.

In addition, the drive means is composed of a pinion 26 fixed to the shaft 25 of the sprocket wheel 23a as shown in FIG. 2, and a rack 28 linearly moved by the cylinder 27. As shown in FIG. A one-way rotary clutch bearing 29 is provided between the pinion 26 and the shaft 25. Even though the pinion 26 is rotated in the forward and reverse directions by the rack 28, the shaft 25 is in one direction, that is, the hanger ( 21) to rotate intermittently only in the feed direction.

The feed distance of the rack stand 21 by the rotation of the pinion 26 is set to be the same as the arrangement interval of the rack stand 21, and the fitting piece of the rack stand 21 by one linear reciprocating motion of the rack 28 ( 21c) is always correctly positioned at the end of the sliding plate 14.

The coating part 40 is for performing the slider coating step 400, the slider (S) which is provided on the coating process line as shown in Figure 2 is conveyed by the conveying mechanism 22 of the conveying part 20 It is configured to spray paint on the coating. That is, as shown in FIGS. 9 and 10, the coating part 40 is composed of a coating chamber 41 and a plurality of injection nozzles 42 provided in the coating chamber 41. 42 is connected to a paint source (not shown) to receive paint. The number of installation, the arrangement position, and the spraying angle of the spray nozzle 42 are set to uniformly coat the slider S as a whole.

The drying unit 50 is for performing the slider drying step 500, and is for drying the slider S coated on the coating process line as shown in FIG. 2, as shown in FIG. 12. Similarly, it consists of a drying chamber 51 and the heater 52 provided in this drying chamber 51. The installation number and arrangement position of this heater 52 are set so that the slider S can be dried efficiently.

Referring to the slider coating process by the slider coating method and coating apparatus of the present invention in detail as follows. First, in the slider alignment supply step 100, a plurality of sliders S for coating are put into the vibrating vessel 11 of the automatic alignment supply mechanism 10, as shown in Figs. When the means is operated, a plurality of sliders S flows due to the shaking of the vibrating container 11.

When a plurality of sliders (S) is flowed, a slider (S) into which the gap (S1) is fitted to the edge end of the alignment plate 13 located in the vibrating vessel (11) in the flow process is made, the alignment plate (13) The slider S inserted into the slider S continues to flow by the shaking action of the vibrating container 11 and moves along the alignment plate 13, so that the sliders S may be supplied in a state aligned in the same posture one by one. At this time, since the alignment plate 13 is formed so as to be deformed from the horizontal portion to the vertical portion, the slider S is changed from the horizontal posture to the vertical posture and moved to the sliding plate 14, by the weight along the sliding groove 14a. It will descend in turn.

As described above, the sliders S, which are supplied one by one in the same posture, are mounted one by one to the hanger 21 of the transfer unit 20 by the mounting mechanism 30. That is, as shown in FIGS. 6 and 7A, the cylinder 35 of the mounting mechanism 30 moves forward to press the push lever 31, and the pointed push end 31 a of the push lever 31 slides. The slider S at the bottom of the plate 14 is fixed so as not to fall, and the spring 34 is pressed by the push lever 31 in a compressed state.

In this state, when the hanger 21 is positioned at the end of the sliding plate 14, the sensor 37 is detected by the sensor 37 to operate the cylinder 35, and the closing plate 36 is operated by the operation of the cylinder 35. When retracted, as shown in FIG. 7B, the pressing end 31a of the pressing lever 31 is moved away from the slider S by the elastic restoring force of the compressed spring 34 to move to the fixed release position.

Therefore, the lowermost slider S is released, and then falls to the fitting piece 21c of the hanger 21 by its own weight, and the clearance S1 is fitted to the fitting piece 21c. At the same time, as shown in FIG. 7C, the cylinder 35 advances again, so that the pressing plate 36 presses the push lever 31, and the push lever 31 is moved back to the fixed position to move the next slider S at the lowest position. To lock it.

As shown in FIG. 8, the slider S fitted and fitted to the fitting piece 21c of the hanger 21 is intermittently moved by the feed mechanism 22 of the feeder 20 as shown in FIGS. 2 and 3. The transfer step 300 is performed. That is, when the slider S is mounted on the fitting piece 21c of the hanger 21, the slider S is detected by the sensor 38 to operate the cylinder 27, and the rack 28 is operated by the operation of the cylinder 27. When the linear reciprocating motion is performed one time ago, the pinion 26 is rotated a predetermined angle in the direction of the arrow by the one-way rotating clutch bearing 29.

As a result, the sprocket wheel 23a on one side connected to the pinion 26 by the shaft 25 rotates, so that the chain 24 connected thereto moves the hanger 21 by a predetermined distance. At this time, since the moving distance of the chain 24 is set equal to the arrangement interval of the hanger 21, the fitting piece 21a of the next hanger 21 is exactly at the end of the sliding plate 14 of the mounting mechanism 30. Is located.

In this way, the sliders S mounted on the hanger 21 one by one by the automatic alignment supply mechanism 10 and the mounting mechanism 30 are moved intermittently along the chain 24 and the coating chamber of the coating portion 40 ( 41). The coating step 400 is performed by uniformly coating the slider S as a whole by a plurality of injection nozzles 42 disposed at appropriate positions in the course of passing through the coating chamber 41 as shown in FIGS. 9 and 10. .

Subsequently, the slider S passes through the drying chamber 51 of the drying unit 50, and as shown in FIG. 11, the slider S is moved by the heat of the heater 52 in the process of passing through the drying chamber 51. The coating coated on the surface is cured and a drying step 500 is performed. The drying step by heating can shorten the drying time by lengthening the coating process line to which the slider (S) is transferred and naturally drying, and can shorten the coating process line to which the slider (S) is transferred. have.

The slider S, which has been dried in this way, is detached from the fitting piece 21c by its own weight and falls downwardly by its own weight by being inverted in the sprocket wheel 23a as shown in FIG. 3. It is removed and the container is placed underneath so that it can be safely recovered.

The embodiments described so far are merely illustrative of the preferred embodiments of the present invention, and the scope of the present invention is not limited to the described embodiments, but within the technical spirit and claims of the present invention. Various modifications, variations, or substitutions will be made by those skilled in the art, and such embodiments should be understood to be within the scope of the present invention.

As described above, according to the coating method and the coating apparatus of the slider for the slide fastener according to the present invention, it is possible to achieve the automation of the coating operation by mechanically performing the coating and drying while continuously feeding and moving the slider one by one. In addition, since the productivity is improved and the labor cost is reduced by automation of the coating operation, the manufacturing cost is significantly reduced.

Claims (5)

Slider alignment supply step of supplying a plurality of sliders in the same posture using a automatic alignment supply mechanism continuously one by one, A slider mounting step of holding the sliders supplied in the step in the same posture one by one using a mounting mechanism on a plurality of hangers; A slider transfer step of transferring the slider held on the hanger along a coating process line using a transfer mechanism; And a slider coating step of coating by spraying paint onto the slider conveyed along the coating process line with a spray nozzle. The method of claim 1, further comprising a slider drying step of drying the slider coated in the coating step and transferred along the coating process line. A transfer unit for transferring a plurality of hangers along a coating process line, An automatic alignment supply mechanism for continuously supplying one by one by arranging a plurality of sliders in the same posture A mounting mechanism for holding the sliders, which are sequentially supplied from the automatic alignment supply mechanism, in the same posture, one by one on the hooks of the transfer part; Slider coating apparatus for a slide fastener characterized in that it comprises a coating portion provided on the coating process line for applying a paint to the slider mounted on the hanger. 4. The coating apparatus of claim 3, further comprising a drying unit provided on the coating process line to dry the slider coated by the coating unit. 5. The slider mounting mechanism according to claim 3 or 4, wherein the slider mounting mechanism includes a push lever operating between a position for fixing and releasing the slider supplied from the automatic alignment supply mechanism to the hook. A coating device for a slider for a slide fastener, characterized in that the drive means for operating between the unlocking position.

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