CN105901844A - Inside-out type mother-son nylon zipper and sewing method thereof - Google Patents

Inside-out type mother-son nylon zipper and sewing method thereof Download PDF

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Publication number
CN105901844A
CN105901844A CN201610503225.8A CN201610503225A CN105901844A CN 105901844 A CN105901844 A CN 105901844A CN 201610503225 A CN201610503225 A CN 201610503225A CN 105901844 A CN105901844 A CN 105901844A
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CN
China
Prior art keywords
strata
floor
zipper
chain belt
layer
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Granted
Application number
CN201610503225.8A
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Chinese (zh)
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CN105901844B (en
Inventor
王联洲
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GENMORE (ZHEJIANG) ZIPPER Corp
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GENMORE (ZHEJIANG) ZIPPER Corp
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Publication of CN105901844B publication Critical patent/CN105901844B/en
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Classifications

    • AHUMAN NECESSITIES
    • A44HABERDASHERY; JEWELLERY
    • A44BBUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00Slide fasteners
    • A44B19/24Details
    • A44B19/34Stringer tapes; Flaps secured to stringers for covering the interlocking members
    • AHUMAN NECESSITIES
    • A44HABERDASHERY; JEWELLERY
    • A44BBUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00Slide fasteners
    • A44B19/24Details
    • A44B19/26Sliders
    • AHUMAN NECESSITIES
    • A44HABERDASHERY; JEWELLERY
    • A44BBUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00Slide fasteners
    • A44B19/24Details
    • A44B19/32Means for making slide fasteners gas or watertight
    • AHUMAN NECESSITIES
    • A44HABERDASHERY; JEWELLERY
    • A44BBUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00Slide fasteners
    • A44B19/42Making by processes not fully provided for in one other class, e.g. B21D53/50, B21F45/18, B22D17/16, B29D5/00
    • A44B19/52Securing the interlocking members to stringer tapes while making the latter
    • A44B19/54Securing the interlocking members to stringer tapes while making the latter while weaving the stringer tapes

Abstract

The invention discloses an inside-out type mother-son nylon zipper and a sewing method thereof,and aims at providing the inside-out type mother-son nylon zipper which is simple in structure, even in load carrying, low in cost and good in safety and burglar resistance, and the sewing method of the inside-out type mother-son nylon zipper. The inside-out type mother-son nylon zipper comprises an upper layer zipper belt formed by sewing upper layer zipper teeth at the lower parts of an upper layer left zipper fabric and an upper layer right zipper fabric respectively. The inside-out type mother-son nylon zipper is characterized in that a lower layer left zipper fabric and a lower layer right zipper fabric are respectively sewed at the lower parts of the upper layer left zipper fabric and the upper layer right zipper fabric, lower layer zipper teeth are respectively sewed at the lower parts of the lower layer left zipper fabric and the lower layer right zipper fabric to form a lower layer zipper belt, the size of the lower layer zipper tooth is smaller than that of the upper layer zipper tooth, the upper layer zipper belt and the lower layer zipper belt use an integrated two-layer zipper head for zipping and unzipping, and the double-layer mother-son zipper is connected with the two-layer zipper head in an inside-out manner. The inside-out type mother-son nylon zipper has the advantages of being high in burglar resistance, convenient toproduce, and high in efficiency, and the zipper can be zipped and unzipped smoothly.

Description

Counter wear formula mother and sons' nylon zipper and method of sewing thereof
Technical field
The present invention relates to slide fastener, wear formula mother and sons' nylon zipper and method of sewing thereof more specifically to counter.
Background technology
Along with the development of tourist industry, case and bag are as loading medicated clothing, luggage and the Primary containers of other the articles for daily use, and it uses More and more frequent.And the folding of tradition case and bag is with the nylon zipper of monolayer sprocket, as long as the case and bag of this monolayer slide fastener are on a left side Seam crossing nib or the similar cone one of right chain belt are stabbed, and left and right chain belt will be separated, therefore monolayer slide fastener theft-proof Poor, it is easy to be committed theft after destruction.DELSEY USA patent No. US 2010.0269311A1 suitcase in early days fills safely Putting, it is upper and lower two-layer same specification chain belt to be sewed together as it is shown in figure 1, and penetrate into the upper and lower layer conventional junction with one In the slider of zipper fastener of structure, slider of zipper fastener and chain belt use the form just worn (to find out that from its FIG7, FIG8 the side guard plate of pull head is upper On backplate).Although the slide fastener of this structure has certain anti-stab quick-fried effect, after the slide fastener on upper strata is pierced, under also having below Layer slide fastener is kept out.But it still suffers from following shortcoming: one is the form just worn due to employing, the gap A between upper and lower two-layer chain belt Relatively big, when slide fastener is during folding, the slide fastener of more loose a layer there will be swinging by a relatively large margin relative to another layer, makes When becoming upper and lower two-layer slide fastener to close tooth, tooth position phenomenon asymmetric, unbalanced front and back, the resistance of drawing is relatively big, and slide fastener easily grinds Damage.Two is that it needs with such as No. 10 slide fasteners of big specification, has of the ratcheting groove of upper and lower two-layer when two independent slide fasteners are through In pull head, this is easy for occurring when upper and lower two-layer slide fastener closes tooth, up and down and left and right tooth position asymmetric, uneven, especially At the turning of slide fastener, such as the corner of case and bag, during chain belt sewing, levels chain belt easily offsets not para-position, occurs pulling pull head Resistance increase, quick-fried tooth even occurs, and when penetrator, upper and lower layer is not easy to align, cause upper and lower lamination tooth deviation.Three Being that this slide fastener full line sprocket just wearing form is exposed to outer (on surface), burglar is easily found the commissure in left and right chain belt Set about.Four is the slide fastener cost height of big specification, and slide fastener and pull head are all by heavier model, light requirement to disagree with case and bag The back of the body.It addition, there is the safety zip fastener of patent CN201410831564.X two-layer chain cloth sprocket, use the conjunction tooth position of upper and lower two-layer slide fastener Put nonoverlapping form that mutually staggers so that after upper strata slide fastener is opened by stamp, it is impossible to continue the stamp conjunction to lower floor's slide fastener directly down Tooth position, plays the effect of safeguard protection, this slide fastener due to upper and lower two-layer slide fastener conjunction tooth trace the most point-blank, drawing Slider of zipper fastener can be produced the moment of resistance reversed during chain folding, it is easier to occur up and down and left and right tooth position asymmetric, uneven, and And the first pull head therein and the second pull head is misaligned, and the pulling-on piece of pull head is pulled to be integrally fixed on the second pull head, this Stressing conditions asymmetric, unbalanced also results in premature abrasion and the damage of pull head.
Summary of the invention
It is an object of the invention to provide good counter of a kind of simple in construction, uniform force, low cost, safe antitheft performance and wear formula Mother and sons' nylon zipper and method of sewing thereof.
In order to reach above-mentioned requirements, anti-formula mother and sons' nylon zipper of wearing be the technical scheme is that it is included in a left side, upper strata The upper strata of the sewing separately below sprocket of right chain cloth forms upper strata chain belt, it is characterized in that the sewing separately below at left and right, upper strata chain cloth Having lower floor's left and right chain cloth, the lower floor of the sewing separately below sprocket at lower floor's left and right chain cloth forms lower floor's chain belt, the rule of lower floor's sprocket Lattice are less than with the specification of upper strata sprocket, form up big and down small double-deck mother and sons' slide fastener, upper strata chain belt and lower floor's chain belt and use one Body formed two-layer slider of zipper fastener folding, double-deck mother and sons' slide fastener becomes the anti-form worn to be connected with two-layer slider of zipper fastener, described two-layer slide fastener Head include for the upper strata slider of zipper fastener of folding upper strata chain belt and below the slider of zipper fastener of upper strata lower floor for folding lower floor chain belt draw Chain head, its at the middle and upper levels the symmetrical centre of slider of zipper fastener overlap with the symmetrical centre of lower floor slider of zipper fastener, described upper strata slider of zipper fastener includes Backplate under upper strata upper guard board and upper strata, under upper strata upper guard board and upper strata rear end between backplate by the base heart connect, upper The both sides of the lower backplate front end of layer are provided with upper side guard board, form upper strata cavity, and under upper strata, below backplate rear end, connection has lower floor Upper guard board, lower floor's upper guard board by the lower base heart connect have backplate under lower floor, under lower floor the both sides of backplate front end be provided with downside protect Plate, forms lower floor's cavity, and upper strata cavity is more than lower floor's cavity, and two upper side guard boards and lower side guard plate at slide fastener conjunction increment are set to loudspeaker Mouth, enters two-layer slider of zipper fastener to double-deck mother and sons' slide fastener and plays smooth guide effect, and under upper strata, backplate and lower floor's upper guard board are inserted in Between layer chain belt and lower floor's chain belt, the upper surface at upper strata upper guard board is provided with the trunk beam for installing pulling-on piece.
In under described upper strata, backplate front end is retracted within both sides upper side guard board, the amount of indentation therein is upper strata sprocket thickness Half.
Under described lower floor, backplate front end is retracted within both sides in side guard plate, and the amount of indentation therein is lower floor's sprocket thickness Half.
On near, left side or the right side of the upper guard board rear end, upper strata of Ji Xinchu is provided with extension, this extension to to Above the upper strata upper guard board of two-layer slider of zipper fastener, in using, with style two, left and right two-layer slider of zipper fastener to spell mutually against time, The upper strata upper guard board of two the two-layer slider of zipper fasteners in left and right of nearly upper Ji Xinchu intersects superposition and upper and lower covering splicing about becoming Form, its extension a length of: two, left and right two-layer slider of zipper fastener in the chain belt of upper strata against time, between two two-layer slider of zipper fasteners The upper strata chain belt non-mate section of being extended cover.
Be provided with lockhole in the rear end of described trunk beam, the position of this lockhole be: at the symmetrical center of upper strata upper guard board Side;Two, left and right two-layer slider of zipper fastener against drawing state time, their lockhole is overlapped.
The anti-method of sewing wearing formula mother and sons' nylon zipper: before being included in upper strata chain belt and lower floor's chain belt sewing, first by upper strata The bad mold joint of chain belt is directed at coincidence with the bad mold joint of lower floor's chain belt, binds levels sprocket both sides in advance with hot melt film or glue The position sewed up, is directed at coincidence with the bad mold joint of this fixing upper strata chain belt with the bad mold joint of lower floor chain belt.
The anti-method of sewing wearing formula mother and sons' nylon zipper: when being included in upper strata chain belt with lower floor's chain belt sewing, by upper strata chain Band and lower floor's chain belt are placed in needle plate guide groove, and the both sides of needle plate guide groove are respectively with the sewing structure of threading a needle that 2-3 row is parallel, levels The left and right sides of chain belt all has 2-3 row longitudinally to sew together simultaneously.
The anti-method of sewing wearing formula mother and sons' nylon zipper: its suture needle of the sewing machine of described sewing and the looper hook to suture Bundle mode is the hook bundle suture way that each looper travels longitudinally.
Counter according to such scheme design wears formula mother and sons' nylon zipper and method of sewing thereof, its advantage:
1, upper and lower two-layer slide fastener all uses the anti-practice wearing stack manner, and the upper strata slide fastener on surface only has between the chain cloth of left and right, upper strata The gap of 1-1.5 millimeter and lower floor's slide fastener also only have under the gap of 1 millimeter can hold sticker thorn between lower floor's left and right chain cloth, Remaining is covered by strap, though lower floor's sprocket specification is little, but when under sticker such as ballpoint pen stings, first thorn encounters upper strata tooth, but Because having lower floor's strap and closing dentation state and be occluding with horizontal drag, add the strap of lower floor's slide fastener upper, thus propped up upper strata sprocket, And lower floor's toothed chain band is also that the small gap of only 1 millimeter width can be stung down, thus the design of this structure can reach more preferably Anti-stab quick-fried effect.And lower floor uses slide fastener both conservation costs of small dimension, reach again identical explosion-proof effect.
2, lower floor's sprocket relatively thin less, tooth pitch is short, when being combined into the turning that double-layered tooth is used in case and bag or tent, profit Less by lower floor's sprocket specification, lower floor's chain belt softness is easily bent, and radius of curvature is little, and the segmental arc distance squeezed internal layer tooth mutually is also It is little, so the cunning of drawing of corner pull head can be more smooth and easy than the double-layered slide fastener of the upper strata chain belt of same specification.
3, the external form of two-layer slider of zipper fastener is upper strata backplate width and length, the cavity that lower floor is narrow and short, and lower side guard plate is front, Upper side guard board is rear, when closing tooth, forms lower floor chamber and closes tooth formerly, and little slide fastener i.e. below first closes tooth, and upper strata tooth cavity closes tooth and exists After as shown in Figure 7 so that penetrator convenient, during pull head drawing, little slide fastener after first closing tooth location, then carry out Big slide fastener closes tooth so that whole conjunction tooth smoothes out.
4, this two-layer slider head structure lower half small volume and length are the shortest, be well suited for corner turn draw sliding time not Pull head chamber and the jam of sprocket camber and friction can be caused.And have and first close tooth penetrator formerly as upper strata toothed chain and in upper half Portion's pull head intracavity makees the accurate guiding of follow-up conjunction tooth, thus reach upper and lower layer chain is not to make to close tooth or point tooth simultaneously, but all may be used The best-of-breed functionality of upper and lower left-right balance running.
5, the inside contracting of backplate under backplate and lower floor under upper strata, side guard plate dimpling goes out, it is to avoid at slide fastener turning, under upper strata The friction that under backplate and lower floor, backplate is excessive with seam bundle, causes and rubs seam bundle and excessive frictional resistance, extend the use of slide fastener In the life-span, make to draw sliding more smooth and easy, and the dimpling of side guard plate goes out and accomplishes that bend is spacing to when pull head is turned.
6, left side or right side in upper guard board rear end, upper strata are provided with extension, during use, two, left and right can be made to draw Chain head is general, and the slider of zipper fastener in left side is the form after the slider of zipper fastener horizontal rotation 180 degree on right side.Two slider of zipper fasteners when same style To in time spelling mutually, the state of the mutual cross of upper strata upper guard board in nearly base heart position and up and down stacking splicing.Draw at slide fastener During conjunction state, owing to the upper strata upper guard board of left and right slider of zipper fastener contact position is mutual cross and the shape of upper and lower stacking splicing State, the seam between them be crease as shown in figure 11, when in lockhole plus padlock part time, two, left and right pull head is connected to one Rising, make extension cover and make safer defencive function, burglar cannot be by the gap recruitment between the two-layer slider of zipper fastener of two, left and right Tool is inserted directly into and pries open slider of zipper fastener, plays good anti-theft function.Protect it addition, slider of zipper fastener joint, two, left and right has on upper strata Plate and the superposition up and down of extension, covered in the part that between two slider of zipper fasteners, chain belt does not engages, and rainwater will not ooze from there Thoroughly to inside slide fastener.
7, owing to binding the stitching of levels sprocket both sides in advance by hot melt film or glue before levels chain belt sews Position, be directed at coincidence, for the seam of follow-up upper and lower chain belt with the bad mold joint of this fixing upper strata chain belt with the bad mold joint of lower floor chain belt System ensure that the correctness of position.It addition, by the transformation to sewing device, sprocket can be completed each side the most simultaneously The bind of 2-3 row.
Accompanying drawing explanation
Fig. 1 is the front view of existing zipper with double layer of teeth;
Fig. 2 is the front view of double-deck mother and sons' slide fastener;
Fig. 3 is the front view of two-layer slider of zipper fastener;
Fig. 4 is the axonometric chart of two-layer slider of zipper fastener;
Fig. 5 is the axonometric chart of Fig. 4 rear direction;
Fig. 6 is that double-deck mother and sons' slide fastener is through the anti-front view wearing formula mother and sons' nylon zipper in two-layer slider of zipper fastener;
Fig. 7 is the view that two-layer slider of zipper fastener looks up direction;
Fig. 8 is the axonometric chart in reflection direction, two-layer slider of zipper fastener bottom surface;
Fig. 9 is the axonometric chart that reflection two-layer slider of zipper fastener is provided with extension on upper guard board;
Figure 10 is provided with two double-layered tooth pull heads of extension and is overlapped mutually the front view after interlocking;
Figure 11 is provided with two double-layered tooth pull heads of extension and is overlapped mutually the top view being buckled in mutually in chain belt;
Figure 12 is the front view after binding by hot melt film between upper strata chain belt and lower floor's chain belt;
State diagram when Figure 13 is to bind by hot melt film between upper strata chain belt and lower floor's chain belt;
Figure 14 is the double-deck mother and sons' slide fastener front view when sewing;
Figure 15 is the double-deck mother and sons' slide fastener in two, left and right front view after tearing separation.
In figure: 1, the left chain in upper strata cloth;2, the right chain in upper strata cloth;3, upper strata sprocket;4, upper strata chain belt;5, lower floor's left chain cloth;6、 Lower floor's right chain cloth;7, lower floor's sprocket;8, lower floor's chain belt;9, double-deck mother and sons' slide fastener;10, two-layer slider of zipper fastener;11, upper strata slider of zipper fastener; 12, lower floor's slider of zipper fastener;13, upper strata upper guard board;14, backplate under upper strata;15, the upper base heart;16, upper side guard board;17, upper strata cavity; 18, lower floor's upper guard board;19, the lower base heart;20, backplate under lower floor;21, lower side guard plate;22, lower floor's cavity;23, horn mouth;24, as The bridge of the nose;25, lockhole;26, extension;27, bad mold joint;28, hot melt film;29, needle plate guide groove;30, suture needle;31, looper.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Fig. 2 is the structural representation of double-deck mother and sons' slide fastener.As seen from the figure, it is included in upper strata left chain cloth 1 and upper strata is right The upper strata of the sewing separately below sprocket 3 of chain cloth 2 forms upper strata chain belt 4.Below upper strata left chain cloth 1 and upper strata right chain cloth 2 point It is not sewed with lower floor's left chain cloth 5 and lower floor's right chain cloth 6, in lower floor's left chain cloth 5 and the sewing lower floor separately below of lower floor's right chain cloth 6 Sprocket 7 forms lower floor's chain belt 8.The specification of lower floor's sprocket 7 is less than with the specification of upper strata sprocket 3, slide fastener 5 as bigger in specification Number, No. 7, No. 8 be set as that lower floor is made on upper strata, small dimension slide fastener 3, form up big and down small double-deck mother and sons' slide fastener 9.
Upper strata chain belt 4 and lower floor's chain belt 8 use the folding of integrated two-layer slider of zipper fastener 10 as shown in Fig. 3, Fig. 4, Fig. 5, Double-deck mother and sons' slide fastener 9 becomes the anti-form worn to be connected as shown in Figure 6 with two-layer slider of zipper fastener 10.Described two-layer slider of zipper fastener 10 include for The upper strata slider of zipper fastener 11 of folding upper strata chain belt 4 and below upper strata slider of zipper fastener 11 for lower floor's slider of zipper fastener of folding lower floor chain belt 8 12, its at the middle and upper levels the symmetrical centre of slider of zipper fastener 11 overlap as shown in Figure 3 with the symmetrical centre of lower floor slider of zipper fastener 12.Described upper strata Slider of zipper fastener 11 includes backplate 14 under upper strata upper guard board 13 and upper strata, rear end between backplate 14 under upper strata upper guard board 13 and upper strata Being connected by the upper base heart 15, under upper strata, the both sides of backplate 13 front end are provided with upper side guard board 16, form upper strata cavity 17, described Under upper strata, backplate 13 front end is retracted within both sides upper side guard board 16, amount B of indentation therein be the half of upper strata sprocket 3 thickness such as Shown in Fig. 7, Fig. 8.
As shown in Fig. 3, Fig. 4, Fig. 5, under upper strata, below backplate 14 rear end, connection has lower floor's upper guard board 18, and lower floor protects Plate is connected by the lower base heart 19 backplate 20 under lower floor, and under lower floor, the both sides of backplate 20 front end are provided with lower side guard plate 21, is formed Lower floor's cavity 22, under described lower floor, backplate 20 front end is retracted within both sides in side guard plate 21, and amount C of indentation therein is lower floor The half of sprocket 7 thickness is as shown in Figure 7, Figure 8.Upper strata cavity 17, more than lower floor's cavity 22, closes at slide fastener and protects on the upside of the two of increment Plate 16 and lower side guard plate 21 are set to horn mouth 23, double-deck mother and sons' slide fastener 9 is entered two-layer slider of zipper fastener 10 and plays smooth guide effect, on The lower backplate 14 of layer and lower floor's upper guard board 18 are inserted between upper strata chain belt 4 and lower floor's chain belt 8.Upper surface at upper strata upper guard board 14 sets There is the trunk beam 24 for installing pulling-on piece.Be provided with lockhole 25 in the rear end of described trunk beam 24, the position of this lockhole 25 be: upper The side at the layer symmetrical center of upper guard board 14;Two, left and right two-layer slider of zipper fastener 10 against drawing state time, their lock Hole 25 is overlapped as shown in Figure 9.When in lockhole 25 plus padlock part, two, left and right two-layer slider of zipper fastener 10 links together Lock.
In order to improve antitheft and water resistance, it is also possible to the left side of upper strata upper guard board 13 rear end at the base heart 15 near Or right side is provided with extension 25, this extension 26 to above the upper strata upper guard board 13 of two-layer slider of zipper fastener 10 as Fig. 7, Fig. 8, Shown in Fig. 9.In use, with style two, left and right two-layer slider of zipper fastener 10 to spell mutually against time, near at the base heart 15 Left and right two two-layer slider of zipper fasteners 10 upper strata upper guard board about 13 one-tenths intersect superposition and upper and lower covering splicing form as scheme 10, shown in Figure 11, its extension 26 a length of: two, left and right two-layer slider of zipper fastener 10 in upper strata chain belt 4 against time, two two The upper strata chain belt 4 non-mate section of being extended 26 between layer slider of zipper fastener 10 covers.
The anti-method of sewing wearing formula mother and sons' nylon zipper: before being included in upper strata chain belt 4 and lower floor's chain belt 8 sewing, first by upper The bad mold joint 27 of layer chain belt 4 is directed at coincidence with the bad mold joint 27 of lower floor chain belt 8, binds upper strata in advance with hot melt film 28 or glue The position that sprocket 3 and lower floor's sprocket 7 both sides are sewed up, with bad mold joint 26 and the bad mold joint of lower floor's chain belt 8 of this fixing upper strata chain belt 4 27 alignments overlap as shown in Figure 12 and Figure 13, prevent being dislocated of when sewing upper strata chain belt 4 and lower floor chain belt 8.At upper strata chain When band 4 and lower floor's chain belt 8 sew, upper strata chain belt 4 and lower floor's chain belt 8 are placed in needle plate guide groove 29, and the both sides of needle plate guide groove 29 Respectively with the parallel sewing structure of threading a needle of 3 row (traditional sewing machine be single file thread a needle sewing structure), upper strata chain belt 4 and lower floor's chain The left and right sides with 8 all has 3 row longitudinally to sew as shown in figure 14 together simultaneously, this in double-layered tooth both sides with Multi-way type seam bundle Efficiency that suture way is not only sewed up is high prior can effectively prevent upper strata chain belt 4 and lower floor's chain belt 8 during sewing Moving left and right dislocation, the thinnest due to hot melt film 28 after sewing, intensity is low, and after sewing, the chain belt in left side is tearable with the chain belt on right side Open after separation penetrator the most again, have no effect on use, it is ensured that the left and right alignment of two-layer slide fastener up and down.Described sewing Its suture needle of sewing machine 30 and looper 31(Looper) suture is hooked bundle mode changed into respectively by traditional horizontal side-to-side movement of looper The longitudinal mode of looper work is moved and is hooked the suture way of bundle, and reach higher efficiency once completes stitching.

Claims (8)

  1. The most counter wearing formula mother and sons' nylon zipper, it is included in the upper strata of the sewing separately below sprocket of left and right, upper strata chain cloth and forms upper strata chain Band, is characterized in that being sewed with lower floor's left and right chain cloth separately below at left and right, upper strata chain cloth, below lower floor's left and right chain cloth point Feng Zhi not form lower floor's chain belt by lower floor's sprocket, the specification of lower floor's sprocket is less than with the specification of upper strata sprocket, is formed up big and down small Double-deck mother and sons' slide fastener, upper strata chain belt and lower floor chain belt use integrated two-layer slider of zipper fastener folding, double-deck mother and sons' slide fastener with Two-layer slider of zipper fastener becomes the counter form worn to connect, described two-layer slider of zipper fastener include for folding upper strata chain belt upper strata slider of zipper fastener and For lower floor's slider of zipper fastener of folding lower floor chain belt below the slider of zipper fastener of upper strata, its symmetrical centre of slider of zipper fastener and lower floor's slide fastener at the middle and upper levels Head symmetrical centre overlap, described upper strata slider of zipper fastener includes backplate under upper strata upper guard board and upper strata, upper strata upper guard board and on Rear end between the lower backplate of layer is connected by the upper base heart, and under upper strata, the both sides of backplate front end are provided with upper side guard board, form upper strata Cavity, under upper strata, below backplate rear end, connection has lower floor's upper guard board, and lower floor's upper guard board is connected by the lower base heart to be had under lower floor Backplate, under lower floor, the both sides of backplate front end are provided with lower side guard plate, form lower floor's cavity, and upper strata cavity is more than lower floor's cavity, Two upper side guard boards and the lower side guard plate of slide fastener conjunction increment are set to horn mouth, double-deck mother and sons' slide fastener is entered two-layer slider of zipper fastener and rises smooth Guiding function, under upper strata, backplate and lower floor's upper guard board are inserted between upper strata chain belt and lower floor's chain belt, at the upper table of upper strata upper guard board Face is provided with the trunk beam for installing pulling-on piece.
  2. The most according to claim 1 counter wear formula mother and sons' nylon zipper, it is characterized in that backplate front end indentation under described upper strata In the upper side guard board of both sides, the amount of indentation therein is the half of upper strata sprocket thickness.
  3. The most according to claim 1 counter wear formula mother and sons' nylon zipper, it is characterized in that backplate front end indentation under described lower floor Under both sides in side guard plate, the amount of indentation therein is the half of lower floor's sprocket thickness.
  4. The most according to claim 1 counter wear formula mother and sons' nylon zipper, it is characterized in that the upper strata upper guard board of Ji Xinchu near Left side or the right side of rear end are provided with extension, and this extension, to above the upper strata upper guard board of two-layer slider of zipper fastener, uses In, with style two, left and right two-layer slider of zipper fastener to spell mutually against time, two, the left and right two-layer slider of zipper fastener of Ji Xinchu near Upper strata upper guard board become about intersect superposition and the form of upper and lower covering splicing, its extension a length of: two, left and right Two-layer slider of zipper fastener in the chain belt of upper strata against time, the upper strata chain belt non-mate section of being extended between two two-layer slider of zipper fasteners is covered Cover.
  5. The most according to claim 1 counter wear formula mother and sons' nylon zipper, it is characterized in that being provided with lock in the rear end of described trunk beam Hole, the position of this lockhole be: in the side at the symmetrical center of upper strata upper guard board;Two, left and right two-layer slider of zipper fastener against During drawing state, their lockhole is overlapped.
  6. 6. the anti-method of sewing wearing formula mother and sons' nylon zipper: it is characterized in that: be included in upper strata chain belt and lower floor's chain belt sewing Before, first the bad mold joint of upper strata chain belt is directed at coincidence with the bad mold joint of lower floor chain belt, binds in advance with hot melt film or glue The position that lower floor's sprocket both sides are sewed up, is directed at coincidence with the bad mold joint of this fixing upper strata chain belt with the bad mold joint of lower floor chain belt.
  7. 7. the anti-method of sewing wearing formula mother and sons' nylon zipper: it is characterized in that: be included in upper strata chain belt and lower floor's chain belt sewing Time, upper strata chain belt and lower floor's chain belt are placed in needle plate guide groove, and the both sides of needle plate guide groove are respectively with sewing of threading a needle that 2-3 row is parallel Structure, the left and right sides of levels chain belt all has 2-3 row longitudinally to sew together simultaneously.
  8. 8. according to the anti-method of sewing wearing formula mother and sons' nylon zipper described in claim 5 or 6: it is characterized in that: described sewing is used Its suture needle of sewing machine and looper suture hooks bundle mode is the hook bundle suture way that each looper travels longitudinally.
CN201610503225.8A 2016-06-27 2016-06-27 It is counter to wear formula mothers and sons nylon zipper and its method of sewing Active CN105901844B (en)

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TWI613980B (en) * 2016-10-05 2018-02-11 Gnmo Zipper Corp Upper and lower narrow double-layer tooth zipper for explosion-proof bag and its slider
TWI626021B (en) * 2017-05-04 2018-06-11 Gnmo Zipper Corp Sewing method for large and small nylon chain racks and double-layer toothed belt structure
TWI641339B (en) * 2017-11-02 2018-11-21 芊茂拉鏈股份有限公司 Sewing processing method for large sprocket belt and small sprocket belt and double-layer toothed belt structure
CN112263055A (en) * 2020-10-27 2021-01-26 深圳市裕荣鑫五金拉链有限公司 Two-in-one sewing method and structure for double-layer zipper

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CN105639869A (en) * 2016-03-13 2016-06-08 郑景文 Double-layer zipper
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CN105686246A (en) * 2016-03-13 2016-06-22 郑景文 Use method of double-layer zipper
CN205795065U (en) * 2016-06-27 2016-12-14 芊茂(浙江)拉链有限公司 Counter wear formula mother and sons' nylon zipper

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CN1330899A (en) * 2000-06-20 2002-01-16 Ykk株式会社 Sealed zipper
CN102657412A (en) * 2012-05-30 2012-09-12 上海东龙服饰有限公司 Single-lock-hole single-headed double-layer zipper
CN105639869A (en) * 2016-03-13 2016-06-08 郑景文 Double-layer zipper
CN105686232A (en) * 2016-03-13 2016-06-22 郑运婷 Double-layer directly-facing lower anti-insertion zipper
CN105686246A (en) * 2016-03-13 2016-06-22 郑景文 Use method of double-layer zipper
CN205795065U (en) * 2016-06-27 2016-12-14 芊茂(浙江)拉链有限公司 Counter wear formula mother and sons' nylon zipper

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI613980B (en) * 2016-10-05 2018-02-11 Gnmo Zipper Corp Upper and lower narrow double-layer tooth zipper for explosion-proof bag and its slider
TWI626021B (en) * 2017-05-04 2018-06-11 Gnmo Zipper Corp Sewing method for large and small nylon chain racks and double-layer toothed belt structure
TWI641339B (en) * 2017-11-02 2018-11-21 芊茂拉鏈股份有限公司 Sewing processing method for large sprocket belt and small sprocket belt and double-layer toothed belt structure
CN112263055A (en) * 2020-10-27 2021-01-26 深圳市裕荣鑫五金拉链有限公司 Two-in-one sewing method and structure for double-layer zipper
CN112263055B (en) * 2020-10-27 2021-07-13 深圳市裕荣鑫五金拉链有限公司 Two-in-one sewing method and structure for double-layer zipper

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