CN2860173Y

CN2860173Y - Thermoplastic top and bottom stopper structure with concealed zip

Info

Publication number: CN2860173Y
Application number: CN 200520128758
Authority: CN
Inventors: 李志贤; 赖玉郎
Original assignee: SHANGFU ZIPPER MACHINE Corp
Current assignee: SHANGFU ZIPPER MACHINE Corp
Priority date: 2005-12-26
Filing date: 2005-12-26
Publication date: 2007-01-24
Anticipated expiration: 2015-12-26

Abstract

An invisible thermoplastic up-and-down arresting-structure for zippers is a line of thermoplastic resin teeth which is sewed respectively on the hems of the two opposite edge of a pair of zipper-strip. The quadrate up-and-down arresting-sheet made of thermoplastic resin is set and welded on the two ends of the two lines of teeth making the arresting-sheet cover and link numbers of teeth up and down and also making the up-and-down arresting-sheet weld the corresponding surface of the hems in order to improve the locating-effect of the up-and-down arresting-structure. The utility model is more durable and looks graceful and safe.

Description

CONCEAL ZIPPER thermoplasticity is stop configurations up and down

Technical field

The relevant a kind of CONCEAL ZIPPER thermoplasticity of the utility model is stop configurations up and down, refers to that especially a kind of welding coats on the thermoplasticity that is incorporated on the CONCEAL ZIPPER two row thermoplastic resin sprockets backstop and stop configurations down.

Background technology

General CONCEAL ZIPPER is to include pair of fastener tapes, extends the curved flanging of establishing respectively in its vertical relatively edge, fixes a row sprocket for each sewing, and common slide arrangement one slider of zipper fastener on two row sprockets is to move back and forth keying two row sprockets.And two row sprocket upper and lower sides of CONCEAL ZIPPER must be fixed backstop and following backstop separately, with the shift reciprocately stroke of restriction slider of zipper fastener.

At present the thermoplastic resin that adopted of CONCEAL ZIPPER up and down backstop system put the engagement head of welding sprocket with the die-cut pressure of nylon yarn circle wire rod, but this kind stop configurations be subjected to force intensity not good, and can produce sharp-pointed corner, collude the damage clothing easily, even scratch skin.In addition, also have backstop up and down is set as U-shaped, with the flanging and the sprocket of clamping welding zipper cloth belt, but this kind U-shaped the processing and forming operation complexity of backstop is loaded down with trivial details up and down, speed of production is slow, yield is low, therefore the cost height is necessary further improvement.

The utility model content

And the purpose of this utility model is promptly providing a kind of CONCEAL ZIPPER thermoplasticity stop configurations up and down, distinguish upper and lower side sprocket and the flanging thereof of welding coating with backstop about the thermoplastic resin in conjunction with CONCEAL ZIPPER, can improve location intensity, more firm durable, and specious safety, be fit to automated production processing, possess value on the industry.

For reaching above-mentioned purpose, each seam of vertical relatively edge flanging surface of the utility model pair of fastener tapes is established a row thermoplastic resin sprocket; Each is pressed and establishes backstop on the welding one thermoplastic resin rectangle sheet in two row sprockets upper end, and backstop is coated in conjunction with a plurality of sprockets in upper end, and the flanging surface that is fused to opposite position.

Above-mentioned surperficial surrounding of going up backstop is set as arc angle; The outer side edges of last backstop system is fused to the flanging end edge of zipper cloth belt, with and epimere extend an arc lug outward.

In another embodiment, each seam of vertical relatively edge flanging surface of pair of fastener tapes of the present utility model is established a row thermoplastic resin sprocket; The common pressure established backstop under the welding one thermoplastic resin rectangle sheet in two row engagement sprocket lower ends, and backstop is coated in conjunction with a plurality of sprockets in two row lower ends, and the two flanging surfaces that are fused to relative position.

That is to say that the purpose of this utility model is to provide stop configurations on a kind of CONCEAL ZIPPER thermoplasticity, its each seam of vertical relatively edge flanging surface that ties up to pair of fastener tapes is established a row thermoplastic resin sprocket; Each is pressed and establishes backstop on the welding one thermoplastic resin rectangle sheet in two row sprockets upper end, and backstop is coated in conjunction with a plurality of sprockets in upper end, and is fused to the flanging surface of opposite position.

The purpose of this utility model also is to provide stop configurations under a kind of CONCEAL ZIPPER thermoplasticity, and its each seam of vertical relatively edge flanging surface that ties up to pair of fastener tapes is established a row thermoplastic resin sprocket; The common pressure established backstop under the welding one thermoplastic resin rectangle sheet in two row engagement sprocket lower ends, and backstop is coated in conjunction with a plurality of sprockets in two row lower ends, and is fused to two flanging surfaces of relative position.

Description of drawings

Fig. 1 is that the utility model embodiment locatees the thermoplastic resin structure chart of backstop up and down on CONCEAL ZIPPER

Fig. 2 is 2～2 line cutaway view Amplified images of Fig. 1;

Fig. 3 is the enlarged drawing of backstop on Fig. 1;

Fig. 4 is 4～4 line cutaway views of Fig. 3;

Fig. 5 is the enlarged drawing of backstop under Fig. 1;

Fig. 6 is 6～6 line cutaway views of Fig. 5; And

Fig. 7 system implements illustration as backstop under Fig. 5 another kind.

[main element symbol description]

1 zipper cloth belt

10 zipper cloth belts, 11 flangings, 12 sprockets

13 heart yearns, 14 sutures, 15 weld portion

Backstop on 2

Backstop 21 arc angles 22 outer side edges on 20

23 lugs

3 times backstops

30 times backstop 31 arc angles 32 recesses

33 extensions

4 slider of zipper fasteners

The specific embodiment

Relevant the utility model is for reaching above-mentioned purpose, and technological means that is adopted and effect thereof enumerate possible embodiments now, and conjunction with figs. are described as follows:

At first, see also Fig. 1, Fig. 2, the pair of

fastener tapes

1,10 of the utility model CONCEAL ZIPPER is equally in each curved flanging 11 of establishing of vertical relatively edge, with in a conduplication side 11 surfaces respectively sewing fix a row thermoplastic resin sprocket 12 and a central heart yearn 13 thereof, make suture 14 pinion each sprocket 12.Fix on the thermoplastic resin the then common welding in

backstop

2,20, two row sprockets 12 lower ends in each welding of 12 upper ends of two row sprockets and fix backstop 3 under the thermoplastic resin, move back and forth the stroke distances that opens and closes two row sprockets 12 with restriction slider of zipper fastener 4.

In

last backstop

2,20 structures shown in the 3rd, 4 figure, will go up

backstop

2,20 and be made as thermoplastic resin rectangle lamellar body, for example the class material of polyester or poly-Hai amine.In possible embodiments,

backstop

2,20 can be made by flat-shaped strip continuous cutting on the rectangle sheet, and cooperates die holder and welded joint to carry out ultrasonic fusing to list end sprocket 12 in conjunction with two.

Each pressure of two row sprockets, 12 upper ends of CONCEAL ZIPPER is established

backstop

2,20 on the welding one rectangle sheet, because sprocket 12 is all thermoplastic resin with

last backstop

2,20, therefore constitute mutual fusion state as shown in Figure 4, and sprocket 12 is flattened relatively,

backstop

2,20 is coated in conjunction with a plurality of sprockets 12 in upper end, can fuse the location really, raising is subjected to force intensity, and is more firm durable.

In preferred embodiment,

last backstop

2,20 surroundings are set as arc angle 21, injure clothing and human body skin to avoid colluding scraping.As shown in Figure 3, the flanging 11 last edge that the outer side edges 22 of

last backstop

2,20 is alignd respectively and is fused to zipper cloth belt 1,10.Further outer side edges 22 epimeres in

last backstop

2,20 extend an arc lug 23 outward, for keeping off the system slider of zipper fastener really.

The utility model is equally applicable to Fig. 5, following backstop 3 structures shown in Figure 6, this time backstop 3 is made as thermoplastic resin rectangle lamellar body, to descend backstop 3 pressures to establish and be fused to two row engagement sprockets, 12 lower ends, it is fusion mutually to each other, and sprocket 12 is flattened relatively, backstop 3 is coated in conjunction with a plurality of sprockets 12 in two row lower ends, and same backstop 3 at present is fused to two flangings, 11 surfaces of opposite position, with certain fusion location.

In preferred embodiment, following backstop 3 surroundings are set as arc angle 31 equally, and its dual-side two flangings, 11 last edge of preferably aliging and being fused to CONCEAL ZIPPER.Especially descend backstop 3 when welding, surface forms a vertical punching press recess 32 in the middle of it, makes two row engagement sprockets, the 12 mutual weldings of opposite position become integral welding portion 15, to improve fusion location intensity.

And under the another kind shown in Figure 7 in backstop 30 structures, except being provided with arc angle 31 and recess 32 equally, more be provided with one up towards the middle extension 33 of slider of zipper fastener in backstop 30 upper ends down, to form a stop configurations.

The utility model can improve location intensity with backstop difference welding coating about the thermoplastic resin in conjunction with the upper and lower side sprocket and the flanging thereof of CONCEAL ZIPPER, and is more firm durable, and specious safety, is fit to automated production processing, possesses value on the industry.

Above illustrated embodiment is only used the utility model for convenience of description, and is not in a limitative way, not from spiritual category of the present utility model, the those skilled in the art various simple and easy variation and the modification that can do, all must include in appending claims.

Claims

1. stop configurations on the CONCEAL ZIPPER thermoplasticity is characterized in that, each seam of vertical relatively edge flanging surface that ties up to pair of fastener tapes is established a row thermoplastic resin sprocket; Each is pressed and establishes backstop on the welding one thermoplastic resin rectangle sheet in two row sprockets upper end, and backstop is coated in conjunction with a plurality of sprockets in upper end, and is fused to the flanging surface of opposite position.

2. stop configurations on the CONCEAL ZIPPER thermoplasticity according to claim 1 is characterized in that surperficial surrounding of backstop is set as arc angle on this.

3. stop configurations on the CONCEAL ZIPPER thermoplasticity according to claim 1 is characterized in that outer side edges of backstop is fused to the flanging end edge of zipper cloth belt on this.

4. stop configurations on the CONCEAL ZIPPER thermoplasticity according to claim 1 is characterized in that outer side edges epimere of backstop extends an arc lug outward on this.

5. stop configurations under the CONCEAL ZIPPER thermoplasticity is characterized in that, each seam of vertical relatively edge flanging surface that ties up to pair of fastener tapes is established a row thermoplastic resin sprocket; The common pressure established backstop under the welding one thermoplastic resin rectangle sheet in two row engagement sprocket lower ends, and backstop is coated in conjunction with a plurality of sprockets in two row lower ends, and is fused to two flanging surfaces of relative position.

6. as stop configurations under the CONCEAL ZIPPER thermoplasticity as described in the claim 5, it is characterized in that this time stop surface surrounding is set as arc angle.

7. as stop configurations under the CONCEAL ZIPPER thermoplasticity as described in the claim 5, it is characterized in that the dual-side system of this time backstop is fused to the two flangings end edge of pair of fastener tapes.

8. as stop configurations under the CONCEAL ZIPPER thermoplasticity as described in the claim 5, it is characterized in that the intermediate surface of this time backstop is provided with a vertical punching press recess, make the mutual welding of two row engagement sprockets of opposite position.

9. as stop configurations under the CONCEAL ZIPPER thermoplasticity as described in the claim 5, it is characterized in that extension in the middle of this time backstop upper end is provided with up.