TW562661B - Method for producing zipper - Google Patents

Abstract

The present invention provides a method for producing a zipper comprising the steps of forming the zipper teeth; laminating a piece of cloth; radially cutting the cloth; punching the cloth; injection molding two upper stops/pins/fastening pins and lower stop blocks; separating the injection mold frame and the lower stop blocks; piercing and combining the teeth; fastening the lower stop blocks; and cutting off the zipper, in which in the step of laminating a piece of cloth, the cloth is first punched with a longitudinal hole corresponding to the cord on the edge of the cloth so that the core is not covered by the cloth such that when injection molding the pins and the fastening pins, the pins and the fastening pins are directly formed on the core on the edge of the cloth in order to prevent falling off formed on the cloth. In the step of radially cutting off the cloth and the step of punching, the cloth is punched with two positioning holes, and a positioning tool is inserted into the two holes so that the cloth does not deviate during advancing and eliminating a positioning error caused by the stretching property of the zipper per se.

Description

562661

V. Description of the invention (l) [Scope of application of the invention] • The present invention provides a method for manufacturing a zipper, especially a zipper in the manufacturing process, so that the projected and fixed pins of the zipper can be directly formed on the cloth. The yarn core on the end of the belt is prevented from falling off when it is formed on the patch, and a positioning jig is used to prevent the tape from being deflected when it is moved forward and formed, and to eliminate the chain itself due to elasticity. Caused by positioning errors. [Related technology of the invention] According to the traditional manufacturing steps of the zipper, as shown in the first figure: (A) Sprocket injection molding or fixed-shape molding ·· Input the tape 丨 A, 2 A into the injection molding machine, make the Sprockets 3A and top stops are formed above the tapes IA and 2A; (B) Patch: a patch 4A is fixed to a predetermined position above and below the tapes 1A and 2A, and the strength of the part is strengthened by the patch 4A As shown in the second figure; ° (C) T-shaped cuts and punching forming ... A τ-shaped cut 41A is punched on the patch 4A by a punching machine on the patch 4A, as shown in the third figure (D) Top stop, block and pin forming: The top stop, block and pin are formed on the tape by another injection molding machine; and (E) Cut: Cut the tape IA, 2A from the block. Cut horizontally to form a zipper strap; Wear the zipper head: put the zipper head on the sprocket of the cloth tape 1A, 2A; (G) ά㈣ · Finally use the zipper head to carry out the process of closing the teeth. Roughly complete the manufacturing process of a zipper.

362661 V. Description of the invention (2) But 'traditional zippers cover the tape 1A in the process of making troubles, and the end yarn is shot and formed on the patch 4A because of the patch 4A. When the pins and the fixed pins are straight, the pins and the fixed pins will fall off 1A and 2A. When the 1A and 2A are moved forward and formed, the cloth tape 1A, 2A and the patch will not be used. 4Α, = ^ He's positioning fixture is deflected by the positioning force, or the booklet u cloth f1A is pulled by the difference in the direction of pulling, and the shadow plastic ^ η body is misaligned due to elasticity. Fixed shoot out positioning. The industry; Nianxiu: Know: The inventor of the case of the lack of birth has been engaged in = active development " actively research and reform [the purpose and overview of the month] The purpose of the pull button is to provide a method of manufacturing zipper, which is There is a risk that the pins and solid tips formed by injection molding directly on the ΪΪΞ! Can fall. ^ On the side of h, in order to prevent the formation of the patch on the cloth, there is a disability: dii: 目 ϋί: To provide a method of manufacturing a zipper, which is inclined, and eliminates the chain so that the tape does not owe itself when forming forward. Positioning errors caused by flexible households. Or 1 inch i manufacturing method 'The forming steps are sequentially forming the sprocket, setting the bottom and long cuts, cutting the patch radially and punching, and separating the two top stops / inserts / solids. Shooting and forming of the tip and lower blocks: the steps of ejecting the model skeleton and the lower blocks, wearing and fixing, and cutting the chain belt; among them, the application of the patch: steps:; = page 5 562661 V. Description of the invention (3) -------- 2 There is a long hole punched out of t on the cloth. The long hole corresponds to the yarn at the end of the tape into C0r, so that the yarn core at the end of the tape is not covered by the cloth. ， Let the insert pin and solid ^ be formed on the yarn core at the end of the tape during the injection molding step ^: It will be on the patch and may fall off; 嗣 It is cut off in the radial direction of the patch and / — f In the forming step, two positioning holes are punched on the patch, and:-:: The fixture is inserted and set in the two positioning holes, so that the tape is moved forward B 'f, and the chain itself is eliminated. Positioning errors due to scalability. • The detailed description and technical content of this paper, as well as the description of the drawings, are as follows: [Detailed description of the embodiment] One tm · "Manufacturing method of pulling *", refer to $ 4 pictures, f Forming flow chart, the forming steps are as follows: (a) sprocket forming or fixed-shape forming: firstly input cloth belts 1 and 2 into the injection molding machine, and make the cloth belts 1 and 2 injection-molded with sprocket 3; (B) Patches and long cuts:-Patches 4 are fixed at the upper and lower positions of the inserts 63 and the fixed pins 64 to be formed on the tapes 1 and 2, respectively, and -lengths are punched on the patches 4 Shape cut 41, the long cut 41 does not cover the yarn cores U, 21 (cord) on both ends of the tapes 1 and 2, and an ultrasonic repair auxiliary flow channel is provided at an appropriate position of the yarn cores 11, 21 m; (C) Controlled cutting and punching of the appliqué. · Using a hole cutter, the applique 4 is from the middle? It is cut to the direction and two positioning holes 42 are punched on the patch 4; (D) The positioning fixture is pressed down ... It is tied to the tape 丨, 2 and sent to another forming

562661

In the positioning hole 42 formed by the machine for injection, and during a short distance cutting process of A, the positioning hole 4 2 and the positioning jig 5 1 are inserted and set between the two long incisions 41. Upper ^ two ^ stop, insert tip, solid tip, and lower gear blocks are injection molded:,, insert 63 tips, solid tip 64, and lower gear blocks 65; Privately added S4 i separate injection model skeleton, lower gear blocks: will be injected into model two Wooden 5 and subscript box 65 are moved away, and a zipper 7 is separated from the chain edge;

(G) Piercing and combining teeth: Put the zipper head on the side of the chain and pull it to an appropriate position; (,) (下) The lower block is fixed: The lower block 65 that has been formed is hot-melted by hot-melt. (I) Cut: Cut the cloth tapes 1 and 2 transversely from the upper edge of the two positioning holes 42 to form two zipper tapes 10 and 10, and complete the forming of the zipper. In order to make those who are familiar with the technology more clearly understand the features of the present invention, 'I will give an example and explain it with drawings; Among them, please refer to the fifth figure' First, in the two cloth belts 1, 2 The corresponding end of the yarn core 1 1,

2 1 (cord) are respectively formed with sprocket 3 that can be linked with each other; please refer to the sixth figure, after the sprocket is formed, the pins 6 3 and solids are to be formed on the tapes 1 and 2. A patch 4 is fixed at the upper and lower positions of the tip 6 4 respectively. The patch 4 is used to strengthen the structural strength here, and a long cut 41 is punched on the patch 4. The long cut 41 is not The yarn cores 11, 2 1 on both sides of the cloth tapes 1 and 2 are covered. The position of the long cut 41 is the combination of the pin 6 3 and the solid pin 6 4.

IEH1I Page 7 562661 V. Description of the invention (5) Shape position. Please continue to refer to the seventh figure, the tapes 1 and 2 of the pasted patch 4 will be cut radially from the middle by all hole machines, and two positioning holes are punched on the patch 4. 42. A small distance between the two positioning holes 42 and the end of the patch 4 is reserved, and the upper edge of the two positioning holes 4 2 is finally cut into two pull-button tapes 10, 1 and 0. Cutting position 'Please refer to the eighth figure again. After the patch 4 is punched with two positioning holes 42, the tapes 1 and 2 will be conveyed to the forming position of the injection mold frame 5. Before the conveyance, the Suppose a positioning jig 51 is inserted into two positioning holes 42 and cut off a small distance A between the positioning hole 42 and the long cut 41. Because of the injection molding, the right block 6 5 There will be a part fixed at the position of the A segment, so in this step, the patch 4 and the tape 1 and 2 of the A segment are cut off first. Please refer to the ninth belt between positions 1 and 2. The two top stops 6 1, 6, 2 and the fixed tip 64 are respectively the tops of the yarn cores 11, 21, and 63, the fixed tip 64, the bottom, and 6 2 are formed by another drawing. The two upper stops 61 are about to shoot the model bone backwards through the double separation. Please refer to the drawing shown in the tenth 7 drawing to the patch 4. 嗣 Move one shooting model skeleton 5 to two cloths by the shooting model skeleton 5 The injection molding 63 is formed with a pin 63, a fixed pin 64 and a lower block 65. The pin 63 is formed on both ends of the tapes 1 and 2 adjacent to the patch 4. In the forming process of the present invention, the formed plug The top block 65 is a zipper belt 10 all, and the two top 61 links 10, all; please continue to refer to the tenth figure, when, 62, pin 63, solid 64 and bottom 65, The frame 5 and the planting block 65 are moved away, and the chain edge of the zipper head 7 is used to perform a tooth-closing action. As shown in the figure, then put ρ φ L ^ # on the zipper on the side of the chain and form the lower block 65 to heat

Page 8562661 V. Description of the invention (6) = At the fixed position; please continue to refer to the twelfth figure. Secondly, use the (super 1) hot melt method to fix the lower block 6 5 and fix it in the hot melt. At this time, the lower blessing box 65 will be located under the insertion pin μ, the solid pin 64, and between the two positioning holes 42, and it is thermally fixed with the solid pin 64. ~ With reference to the thirteenth figure, finally, the cloth tapes 1 and 2 are cut transversely from the upper edges of the two positioning holes 42 to form two zipper tapes 10 and 10. The Α on the cloth 4 is cut at a small distance, so when the cloth is cut horizontally ▼ 1 j, 'there is no need to cut to 65 of the lower groove block, and the two pulled f bands U, 10' are cut, of which A zipper belt 10 has the upper and lower ends left from the previous forming and the formed pin 63, fixed pin 64 and lower block 65 formed this time. Therefore, the forming of a complete zipper tape 10 is completed. On the other hand, because the chain page 10 only has two upper and lower ends 6 1 and 6 2 that have been formed this time, it is necessary to continue the forming process of inserting, fixing and lowering the block once. : As shown in the fourteenth figure, it is another embodiment of the present invention, in which the patch 4 is ultrasonically fixed on the yarn core 丨 丨 on the end of the chain tribute 1. 11 for a heating shaping, of course, it is also possible to make a heating shaping for the 2 ends of the chain belt. The heating shaping is on the yarn core η = material: out of the coating position (that is, two top stops 61, 62, insert pin 63, solid lower gear box 65 injection cover) is formed with a groove ln, straight recessed ^ can be supplemented by :, to the horizontal or horizontal '俾 through the setting of the groove 111 as plastic material = ί 道 'and increase the longitudinal and lateral pull-out resistance of the plastic after injection. From the above embodiment, it can be known that the long cut 41 of the hair corresponds to the tape 1 and the middle, because the 2 ends punched on the patch 4 Side of the yarn core 丨 丨, 2 1, make

562661 V. Description of the invention (7) The fixed end of the tape 6 6 on the cores 11 and 21 The present invention is skewed in the setting of the insert, and the above-mentioned factors are not found in the publication step. . The above is to limit the uniform change yarn core made by the hair 丨 丨, 21 is not covered by the cloth 4, so that the insert 63 and the forming step are directly formed on the ends of the tape 1 and 2 It is prevented from forming on the patch 4 and may fall off; in addition, two positioning holes 4 2 ′ are punched on the fabric 4 and the positioning fixture & 1 is positioned in the positioning hole 42 to make the cloth tape 4 move forward Do not produce any time to eliminate the positioning error caused by the chain itself. It is stated that the "manufacturing method of a zipper" of the present invention can indeed achieve the above-mentioned effect through the disclosed structure. In addition, the application of the present invention has not been used publicly, and it is in accordance with the novelty and description f of the new patent, which is only a preferred embodiment of the present invention, and is not intended to indicate the scope of implementation. That is, all modifications and modifications made in accordance with the scope of patent application for the present invention are covered by the scope of patent for the invention.

Page 10 562661 Brief description of the drawings [Illustration of the drawings] The first drawing is a schematic diagram of the manufacturing process of the conventional zipper. The second figure is a schematic plan view of step (B) in the conventional zipper manufacturing process. The third figure is a schematic plan view of step (C) in the conventional manufacturing process of a zipper. The fourth figure is a schematic diagram of the manufacturing process of the zipper of the present invention. The fifth diagram is a schematic plan view of step A in the manufacturing process of the zipper of the present invention. The sixth figure is a schematic plan view of step B in the manufacturing process of the zipper of the present invention. The seventh figure is a schematic plan view of step C in the manufacturing process of the zipper of the present invention. The eighth figure is a schematic plan view of step D in the manufacturing process of the zipper of the present invention. The ninth figure is a schematic plan view of step E in the manufacturing process of the zipper of the present invention. The tenth figure is a schematic plan view of step F in the zipper manufacturing process of the present invention. The eleventh figure is a schematic plan view of step G in the manufacturing process of the zipper of the present invention. The twelfth figure is a schematic plan view of a step in the zipper manufacturing process of the present invention. The thirteenth figure is a schematic plan view of step I in the manufacturing process of the zipper of the present invention. The fourteenth figure is a schematic diagram of another embodiment of the present invention. [Explanation of Symbols of Drawings] Cloths 1, 2 Yarns 11 ^ 21 Sprockets 3 Patches 4 Long Cuts 41 Positioning Holes 42 Model Skeletons 5 Positioning Fixtures 51 Top Stop 61 > 62 Pins 63 Fixed Pins 64 Down Gear Block 65 Zipper head 7 Zipper strap 10, 10, auxiliary runner 111

Page 11

Claims (1)

562661 VI. Scope of patent application1. A method for manufacturing a zipper, the forming steps are as follows. (A) Sprocket forming or pairing forming .. First, the cloth tape is input to an injection molding machine, and a chain is ejected from the cloth tape. Teeth; (B) patch and elongated cutouts. · A patch is fixed on the tape at the upper and lower positions of the insert and fixed tip, and a long cut is punched on the patch. The long cuts do not cover the yarn cores on both sides of the tape; (C) Radial cutting and punching of the patch: Use a hole cutter to cut the patch radially from the middle and apply the patch. There are two positioning holes in the upper punch; (D) Pressing of the positioning jig: when the tape is sent to another forming machine for injection molding, a positioning jig is inserted into the two positioning holes first, and Cut off the small A space reserved between the positioning hole and the elongated hole; (E) Injection molding of the two upper stop, insert pin, solid tip and lower block: use-injection model skeleton to be synchronized on the tape respectively There are two upper stop, insert, solid tip and lower gear blocks for injection molding; plus (F) to separate the injection model frame and lower gear. Block: shoot out the model bone: move away from the lower block, and pass a zipper head on the side of the double-separated chain; (G) Piercing and combining teeth: thread the zipper head on the side of the chain and pull it to the appropriate position At the position; (Η) the lower block is fixed: the formed subscript block is fixed by hot-melt to the solid tip by hot-melt; (1) cutting: the chain is cut transversely from the upper edge of the two positioning holes Break, and complete the formation of a zipper. Page 12 562661 VI. Application for patent scope 2. The manufacturing method of the zipper as described in item 1 of the scope of patent application, wherein during the application process, a heating shaping can be performed for the yarn core, that is, the yarn core A groove is formed at the upper position corresponding to the plastic injection coating position (that is, the upper stop, the insert pin, the solid tip and the lower block injection coating place), and the groove may be oblique or lateral. Page 13