CN2527131Y

CN2527131Y - Improved chain tooth of zipper

Info

Publication number: CN2527131Y
Application number: CN01275151U
Authority: CN
Inventors: 王联洲
Original assignee: QIANMAO ZIPPER CO Ltd
Current assignee: QIANMAO ZIPPER CO Ltd
Priority date: 2001-12-11
Filing date: 2001-12-11
Publication date: 2002-12-25
Anticipated expiration: 2011-12-11

Abstract

The utility model relates to an improved sprocket of a zipper; the zipper is connected with a plurality of sprockets, both sides of which respectively forms an engaging part to engage with another sprocket via the pulling units of the zipper. Therefore, a fixed unit is formed to fix the chain to avoid the detachment between the sprocket and the chain or detachment between the sprocket and the line body, as well as the waste of materials to save the assembling cost.

Description

The sprocket of the slide fastener of improvement

Technical field

The utility model relates to a kind of sprocket of slide fastener of improvement, especially refers to a kind of assembling that can reach automation fully, and can effectively save the sprocket of the slide fastener of material and assembly cost.

Background technology

See also Fig. 1, shown in 2, chain toothing for known slide fastener, this slide fastener 10 is linked to two chain belts 13 by several bodies 11 after penetrating, on 14, these several body 11 1 ends must be sewed up a line body 12 after the ejaculation, make it can firmly be linked to two chain belts 13, on 14, these body 11 other ends also form a sprocket portion 111, and between the sprocket portion 111 of two bodies 11, form a buckling groove 112, again via one the pulling unit 15 action, make the sprocket portion 111 of this body 11 be fastened in the buckling groove 112 that forms between the sprocket portion 111 of two bodies 11, or the sprocket portion 111 of this body 11 is separated with buckling groove 112.

This slide fastener 10 also can via after the punching press, the interlock of one end be linked on two

chain belts

13,14 by several metal bodies 11 (figure slightly).

Only, because several above-mentioned bodies 11 are complied with the length of two

chain belts

13,14 through punch forming, so that these several bodies 11 can link with two

chain belts

13,14, so the slide fastener 10 that produces is the standard size, but owing to the length of two

chain belts

13,14 differs, and the material of several bodies 11 of moulding is the standard size, so that the length of

different chain belts

13,14 causes causing the meaningless waste of body 11 materials with identical body 11 forming materials, also increases production cost simultaneously.

In addition, by line body 12 several bodies 11 respectively are sutured on the two left and

right chain belts

13,14, but because no any device can be fixing for this line body 12 on this body 11, so, when this line body 12 is sutured on the body 11, because the influence that shunk by this line body 12 very easily produces two

chain belts

13,14 and forms the vestiges such as ripple glaze that shrink, and causes causing the flaw of product.Again; because the line body of sewing up on this body 11 12 can be for fixing because of there not being any protective device; also make this line body 12 and this body 11 that obscissions take place easily, cause this line body 12 and this body 11 to form no stitching state, cause slide fastener 10 faults of integral body and can't use.

Moreover this slide fastener 10 is linked on two

chain belts

13,14 via after penetrating by several bodies 11, but as when one of them body 11 generation stitching on this two

chain belt

13,14 or malocclusion, this slide fastener 10 promptly can not use fully and cause scrapping.

Summary of the invention

Main purpose of the present utility model is to provide a kind of sprocket of slide fastener of improvement, because the independent punching press of sprocket or the ejection formation of slide fastener, so, can be according to the chain belt of different length and the sprocket binding of punching press or ejection formation separately, avoid causing the waste of material, reach the saving assembly cost.

Another purpose of the present utility model is to provide a kind of sprocket of slide fastener of improvement, can effectively prevent chain belt from shrinking and produce vestiges such as ripple glaze, and can or sew up strengthen fixing of this sprocket and chain belt because of the fixed cell interlock on the sprocket, avoid taking place that this sprocket and chain belt come off or line body and sprocket come off.

The utility model is to provide a kind of sprocket of slide fastener of improvement, link on this slide fastener several sprockets are arranged, these sprocket both sides respectively form a holding section, this holding section engages with the holding section of another sprocket mutually via the pulling unit on the slide fastener, and the chain belt that forms a fixed cell and slide fastener in this sprocket is fixed.

The utility model is also to provide a kind of sprocket of slide fastener of improvement, and this sprocket is that plastics penetrate or the die cast metal moulding.

The utility model is also to provide a kind of sprocket of slide fastener of improvement, and this sprocket plating is dyed or baking vanish forms different colors.

The utility model is also to provide a kind of sprocket of slide fastener of improvement, and an end of this sprocket forms a suture trough.

The utility model is also to provide a kind of sprocket of slide fastener of improvement, forms several sawtooth in this fixed cell.

The utility model is also to provide a kind of sprocket of slide fastener of improvement, and this fixed cell is groove and the flange of cooperatively interacting.

The utility model can avoid taking place this sprocket and chain belt comes off or line body and sprocket come off, and also can avoid causing the waste of material, reaches the saving assembly cost.

Description of drawings

The cutaway view of the chain toothing of the known slide fastener of Fig. 1.

Fig. 2 is the A enlarged drawing of Fig. 1.

The stereogram of Fig. 3 the utility model first embodiment.

The cutaway view of Fig. 4 the utility model first embodiment.

The user mode figure of Fig. 5 the utility model first embodiment.

The stereogram of Fig. 6 the utility model second embodiment.

The action diagram of Fig. 7 the utility model second embodiment.

The cutaway view of Fig. 8 the utility model second embodiment.

The user mode figure of Fig. 9 the utility model second embodiment.

The cutaway view of Figure 10 the utility model the 3rd embodiment.

The user mode figure of Figure 11 the utility model the 3rd embodiment.

The specific embodiment

In order to make your juror can further understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended graphic reference and the explanation usefulness of only providing not is to be used for the utility model is limited.

For above-mentioned purpose of the present utility model, feature and characteristics can be become apparent, a preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below:

See also shown in Fig. 3,4,5, comprise that several sprockets 20, one spur unit 30 and two chain belts 40 are formed.

This sprocket 20 can be materials such as plastics or metal and utilizes die cast, this sprocket 20 can utilize plating to dye or mode such as baking vanish forms different colors, to make things convenient for the user can utilize the colored slide fastener person of sprocket 20 configurations of different colours, these sprocket 20 both sides respectively form a holding section 21, this holding section 21 can engage with the holding section 21 of another sprocket 20 mutually via this action that spurs unit 30 (as shown in Figure 5), can form a fixed cell 22 in this sprocket 20, this fixed cell 22 can be closely fixing with this chain belt 40, separates with two chain belts 40 to avoid this sprocket 20.

This fixed cell 22 is a groove 221 and a flange 222, this groove 221 and flange 222 interlock mutually, form several sawtooth 223 in this groove 221, to increase whole interlock strength, using to reach makes things convenient for this sprocket 20 to fix (as shown in Figure 7) with chain belt 40 tight interlocks, these sprocket 20 1 ends can form a suture trough 23, (as shown in Figure 6) this suture trough 23 convenient tie lines 24 (as shown in Figure 8) this sprocket 20 can be sutured in this chain belt 40 on, avoid this line body 24 to produce flaws (as shown in Figure 9) such as ripple glaze, can prevent that more the situation that this sprocket 20 can't use because of line body 24 comes off from taking place because of contraction causes this chain belt 40.

See also shown in Figure 10,11, in addition, these sprocket 20 inside also can be formed directly in several sawtooth 223, and fix with these chain belt 40 interlocks; All the other connected modes and collocation method, all first embodiment with above-mentioned is identical.

The utility model is by the fixed cell 22 and the suture trough 23 of this sprocket 20, reaching this sprocket 20 can be closely fixing with chain belt 40, and effectively prevent from this chain belt 40 to produce and shrink and blemishes such as ripple glaze, thoroughly improve conventional construction, cause shrinking vestiges such as producing ripple glaze when sewing up chain belt 40 because of line body 24, cause the flaw of product, or because of line body 24 and sprocket 20 come off, and cause whole slide fastener fault.

Moreover, the utility model die casting formula moulding monodentate skeleton, remove and to fill a part recovery use, more can reduce cost, avoid dashing town's loss, also can eliminate the puzzlement on these sprocket 20 surfaces, promoting overall quality, and, can carry out the vibration permutation of sprocket 20 again according to color, size and the quantity of client institute palpus fast, import chain belt 40 and grind moldedly, maybe can increase its variation (, anti electromagnetic wave reflective, waterproof or stamp etc.) according to the characteristic of chain belt 40 as plastics.

Again, finish the clout of customization, the permutation of also can vibrating goes out colored slide fastener, except that can increase attractive in appearance, also reach simultaneously and reduce the clout stock, so, the utility model not only can reach the assembling of using automation fully, and can effectively save material and assembly cost, and more can prevent the flaw of product, real is a kind of rare novel creation product.

In sum, when the sprocket structural improvement of knowing slide fastener of the present utility model has been had industry applications, novelty and progressive, innovation structure of the present utility model again also never sees like product and public use, more do not see before the application on all class publications, meet novel patent application important document fully, file an application according to the application method.

Only the above only is a preferable possible embodiments of the present utility model, be not so promptly inflexible limit claim of the present utility model, so the equivalent structure that uses the utility model specification and graphic content to do such as changes, or directly or indirectly apply to other relevant technical field, all in like manner all be contained in the scope of the contained lid of the utility model, close and give Chen Ming.

Claims

1, a kind of sprocket of slide fastener of improvement, it is characterized in that: linking on this slide fastener has several sprockets, these sprocket both sides respectively form a holding section, and this holding section engages with the holding section of another sprocket mutually via the pulling unit on the slide fastener, and the chain belt that forms a fixed cell and slide fastener in this sprocket is fixed.

2, according to the sprocket of the slide fastener of the described improvement of claim 1, it is characterized in that: this sprocket is that plastics penetrate or the die cast metal moulding.

3, according to the sprocket of the slide fastener of the described improvement of claim 1, it is characterized in that: this sprocket plating is dyed or baking vanish forms different colors.

4, according to the sprocket of the slide fastener of the described improvement of claim 1, it is characterized in that: an end of this sprocket forms a suture trough.

5, according to the sprocket of the slide fastener of the described improvement of claim 1, it is characterized in that: form several sawtooth in this fixed cell.

6, according to the sprocket of the slide fastener of the described improvement of claim 1, it is characterized in that: this fixed cell is groove and the flange of cooperatively interacting.