阅读说明：本技术 拉链及其拉头 (Zipper and slider thereof ) 是由 吕濠 钟浩胜 于 2020-04-14 设计创作，主要内容包括：本发明属于拉链技术领域,尤其涉及一种拉链及其拉头,该拉头包括第一翼片、第二翼片、导柱和帽盖,所述第一翼片和所述第二翼片相对间隔设置,所述导柱的两端分别与所述第一翼片和所述第二翼片连接,所述帽盖安装于所述第一翼片背向所述第二翼片的表面上,所述第二翼片背向所述第一翼片的表面设置有第一凸起。该拉头在电镀和烤漆的过程中,由于第一翼片朝向拉头外侧的表面上设有帽盖以及第二翼片朝向拉头外侧的表面也设有第一凸起,那么拉头之间由于受到第一凸起和帽盖的阻挡,而使得拉头之间不会产生表面大面积地贴合而沾粘在一起,如此便解决了拉头沾粘的问题,降低了拉头的返工率,提高了电镀或者烤漆的成功率,大大降低了生产成本。(The invention belongs to the technical field of zippers, and particularly relates to a zipper and a zipper puller thereof. This pull head is at the in-process of electroplating and baking finish, because first fin is equipped with the cap on the surface towards the pull head outside and second fin also is equipped with first arch towards the surface in the pull head outside, so between the pull head owing to receive blockking of first arch and cap, and make and can not produce the laminating of surface large area between the pull head and be stained with and glue together, so just solved the pull head and be stained with the problem of gluing, the rework rate of pull head has been reduced, the success rate of electroplating or baking finish has been improved, greatly reduced manufacturing cost.)

1. A slider, characterized by: including first fin, second fin, guide pillar and cap, first fin with the relative interval setting of second fin, the both ends of guide pillar respectively with first fin with the second fin is connected, the cap install in first fin dorsad the second fin on the surface, the second fin dorsad the surface of first fin is provided with first arch.

2. The pull head of claim 1, wherein: the first projection is an annular projection extending along a periphery of the second flap.

3. The pull head of claim 2, wherein: if the height of the annular bulge is H and the thickness of the second wing piece is D, the following relational expression is satisfied: h is not less than (H + D)/10.

4. The pull head of claim 2, wherein: the second wing piece is back to the first wing piece is provided with a second protrusion, and the second protrusion is located in the annular protrusion.

5. The pull head of claim 4, wherein: the height of the second protrusion is greater than the height of the annular protrusion.

6. A slider according to any of claims 1 to 5, characterized in that: and a third bulge is arranged on the surface of the first wing piece, which faces away from the second wing piece.

7. A slider according to any of claims 1 to 5, characterized in that: the surface of the first wing piece, which faces away from the second wing piece, faces the position corresponding to the middle of the cap cover and is recessed towards the second wing piece to form a groove, and two ends of the groove respectively extend out of two opposite sides of the cap cover.

8. A slider according to any of claims 1 to 5, characterized in that: the edge of first fin is equipped with first inclined plane, first inclined plane certainly first fin dorsad the surface of second fin is outwards and towards second fin slope extends and with the side of first fin links to each other.

9. A slider according to any of claims 1 to 5, characterized in that: the edge of second fin is equipped with the second inclined plane, the second inclined plane certainly the second fin dorsad the surface of second fin is outwards and towards first fin slope extends and with the side of second fin links to each other.

10. A slide fastener, characterized in that: a slider comprising a slider as claimed in any of claims 1 to 9.

Technical Field

The invention belongs to the technical field of zippers, and particularly relates to a zipper and a pull head thereof.

Background

The zipper is widely applied to clothes and various bags as common tools in daily life of people, in order to improve the aesthetic property of the zipper, an electroplating process and a baking finish process are largely applied to the production and the manufacture of the pull heads of the zipper, however, when the zipper is manufactured by electroplating or baking finish, a plurality of pull heads are usually poured into an electroplating device and a baking finish device which are the same as the electroplating device, and a plurality of pull heads are easily adhered together in the rolling process of a large number of pull heads in the electroplating device or the baking finish device, so that the manufacture quality of the pull heads is greatly influenced.

Disclosure of Invention

The invention aims to provide a zipper and a pull head thereof, and aims to solve the technical problem that the pull head in the prior art is sticky in an electroplating or baking finish manufacturing process.

In order to achieve the purpose, the invention adopts the technical scheme that: a pull head comprises a first wing piece, a second wing piece, a guide post and a cap, wherein the first wing piece and the second wing piece are arranged at intervals relatively, two ends of the guide post are respectively connected with the first wing piece and the second wing piece, the cap is installed on the surface of the first wing piece facing away from the second wing piece, and a first bulge is arranged on the surface of the second wing piece facing away from the first wing piece.

Optionally, the first projection is an annular projection extending along a periphery of the second flap.

Optionally, if the height of the annular protrusion is H and the thickness of the second wing is D, the following relation is satisfied: h is not less than (H + D)/10.

Optionally, the second wing piece is provided with a second protrusion facing away from the first wing piece, and the second protrusion is located in the annular protrusion.

Optionally, the height of the second protrusion is greater than the height of the annular protrusion.

Optionally, a surface of the first wing facing away from the second wing is provided with a third protrusion.

Optionally, the surface of the first wing facing away from the second wing and the position corresponding to the middle of the cap cover are recessed towards the second wing to form a groove, and two ends of the groove respectively extend out of two opposite sides of the cap cover.

Optionally, an edge of the first fin is provided with a first slope, and the first slope faces outwards from a surface of the first fin facing away from the second fin and facing the second fin, and is connected to a side surface of the first fin.

Optionally, the edge of the second fin is provided with a second slope, and the second slope faces outwards from the surface of the second fin back to the second fin and towards the first fin, and is connected to the side surface of the second fin.

One or more technical solutions of the slider provided by the present invention have at least one of the following technical effects: in the process of electroplating and paint baking, as the cap is arranged on the surface of the first wing piece facing the outer side of the pull head, when other pull heads are contacted with the first wing piece, the other pull heads are blocked by the cap, so that the surfaces of the other pull heads cannot be attached to the surface of the first wing piece in a large area and are adhered together; simultaneously, the second fin also is equipped with first arch towards the surface in the pull head outside, and when other pull heads contacted with the second fin so, receive first bellied blockking, and make the unable large area ground laminating of surface with the second fin in other pull head surfaces and be stained with and glue together, so just solved the pull head and be stained with the problem of gluing, reduced the rework rate of pull head, improved the success rate of electroplating or baking finish, greatly reduced manufacturing cost.

The technical scheme adopted by the invention is as follows: a zipper comprises the zipper puller.

According to the zipper, due to the adoption of the pull head, in the electroplating or paint baking process of the pull head, the pull heads are blocked by the first protrusions and the cap, so that the surfaces of other pull heads cannot be attached to the surface of the second fin in a large area and are adhered together, the problem that the pull heads are adhered is solved, the rework rate of the pull heads is reduced, the success rate of electroplating or paint baking is improved, and the production cost is greatly reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a slider from a first viewing angle according to an embodiment of the present invention.

Fig. 2 is a sectional view taken along line a-a in fig. 1.

FIG. 3 is a schematic view of the slider shown in FIG. 1 from a second perspective.

FIG. 4 is a schematic view of the slider shown in FIG. 1 from a third perspective.

FIG. 5 is a schematic view of the slider shown in FIG. 1 from a fourth perspective.

Wherein, in the figures, the respective reference numerals:

10-first wing 11-third projection 12-recess

13-first inclined plane 14-inverted cambered surface 20-second wing piece

21-first projection 22-second projection 23-second inclined plane

30-guide post 40-cap.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-5 are exemplary and intended to be used for explanation of the invention, and should not be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 to 5, there is provided a slider which is mainly used in cooperation with a fastener tape having fastener elements to constitute a slide fastener; the slider comprises a first wing piece 10, a second wing piece 20, a guide post 30 and a cap 40, wherein the first wing piece 10 and the second wing piece 20 are arranged at intervals relatively, two ends of the guide post 30 are respectively connected with the first wing piece 10 and the second wing piece 20, two chain belts respectively penetrate into or penetrate through the space between the first wing piece 10 and the second wing piece 20 at two sides of the guide post 30, so that the mutual meshing or the separation of chain teeth on the two chain belts is realized, and the opening and the closing of a zipper are further realized; further, the cap 40 is installed on the surface of the first wing 10 opposite to the second wing 20, wherein the cap 40 is used for a pull tab to be held by a person, so that the slider can move back and forth on the two chain belts; further, the surface of the second fin 20 facing away from the first fin 10 is provided with a first protrusion 21.

Specifically, in the process of electroplating and baking finish, because the cap 40 is arranged on the surface of the first wing piece 10 facing the outer side of the slider, when other sliders are in contact with the first wing piece 10, the other slider surfaces are blocked by the cap, so that the other slider surfaces cannot be attached to the surface of the first wing piece 10 in a large area and are adhered together; simultaneously, second fin 20 also is equipped with first arch 21 towards the surface in the pull head outside, when other pull heads contact with second fin 20 so, receives stopping of first arch 21, and makes other pull head surfaces can't laminate with the surface large area of second fin 20 and be stained with and glue together, so just solved the pull head and be stained with the problem of gluing, reduced the rework rate of pull head, improved the success rate of electroplating or baking finish, greatly reduced manufacturing cost.

In this embodiment, first fin 10 and the parallel interval setting of second fin 20, its guide pillar 30 is connected perpendicularly between first fin 10 and second fin 20, and first fin 10, second fin 20 and guide pillar 30 integrated into one piece, and this preparation mode is simple, and the pull head structural strength that the preparation obtained is good, greatly increased the life of this pull head.

In another embodiment of the invention, as shown with reference to fig. 3, the first projection 21 of the slider is provided as an annular projection extending along the periphery of the second flap 20.

Specifically, the annular protrusion surrounds the exposed surface of the second wing piece 20, so that other sliders can be prevented from being attached to and adhered to the surface of the second wing piece 20, and the adhesion prevention effect is greatly improved.

Further, on the premise of ensuring the normal use of the slider, the annular protrusion can also be formed by the middle part of the surface of the second wing piece 20 sinking towards the first wing piece 10, so that the material consumption of the whole slider can be greatly reduced, and the purposes of light weight and material reduction are achieved.

In another embodiment of the invention, with reference to fig. 2, the slider is provided with a height H of the annular projection and a thickness D of the second wing 20, which satisfy the following relation: h is not less than (H + D)/10.

Specifically, the height H of the annular protrusion protruding out of the surface of the second fin 20 is suitable, which can achieve a good blocking effect and an anti-sticking effect, and if the height of the annular protrusion is too small, the annular protrusion cannot effectively achieve the blocking effect.

Optionally, the height of the annular protrusion is smaller than the thickness of the second wing 20, so as to avoid the excessive height of the annular protrusion causing the excessive volume of the slider and the accumulation of electrolyte or baking varnish liquid in the annular protrusion.

In another embodiment of the invention, as shown with reference to fig. 3, the second tab 20 of the slider is provided with a second projection 22 facing away from the first tab 10, the second projection 22 being located within the annular projection.

Specifically, the surface that is located annular protrusion inside second fin 20 is provided with second arch 22, and like this when the pull head stretches into annular protrusion in with the surface of second fin 20 contact, second arch 22 can play the effect of blockking, avoid the large tracts of land between the pull head to be stained with and glue and be in the same place to improve and prevent being stained with and glue the effect.

In another embodiment of the invention, shown with reference to figures 3 and 4, the second projection 22 of the slider is provided with a height greater than the height H of the annular projection.

Specifically, the height of the second protrusion 22 is greater than that of the annular protrusion, so that the second protrusion 22 protrudes out of the annular protrusion, and thus, in the electroplating or paint baking process, the second protrusion 22 can push away other sliders, thereby preventing the other sliders from contacting with the second wing 20, and greatly reducing the sticking rate between the sliders.

In another embodiment of the invention, as shown in fig. 1, the surface of the first tab 10 of the slider provided facing away from the second tab 20 is provided with a third protrusion 11.

Specifically, the surface of the first wing piece 10 is provided with the third protrusion 11, and the third protrusion 11 can prevent other sliders from being attached to the surface of the first wing piece 10 in a large area and adhering to the surface, so that the adhesion prevention effect is further improved.

Optionally, the number of the third protrusions 11 is multiple, and the multiple third protrusions 11 are respectively distributed on two opposite sides of the cap 40, so that the slider is prevented from being stuck on the surfaces of the first wing piece 10 on the two opposite sides of the cap 40, and the sticking prevention effect is better.

In another embodiment of the present invention, referring to fig. 4, the surface of the first tab 10 of the slider opposite to the second tab 20 is provided with a groove 12 recessed toward the second tab 20 at a position corresponding to the middle of the cap 40, and two ends of the groove 12 extend out of two opposite sides of the cap 40 respectively.

Specifically, the groove 12 divides the large-area flat surface of the first wing piece 10 into a plurality of small-area areas, so that sticking caused by large-area contact between the sliders is avoided, and further, the sticking prevention effect is improved.

Optionally, the groove 12 is communicated with the mounting groove 12 on the cap 40 for mounting the pulling-on piece, so that the moving range of the pulling-on piece is larger, the use flexibility of the pulling-on piece is good, the use operation of the pulling head is smooth, convenient and fast, and time and labor are saved.

In another embodiment of the present invention, referring to fig. 1, the slider is provided with a first inclined surface 13 at the edge of the first wing 10, and the first inclined surface 13 extends from the surface of the first wing 10 opposite to the second wing 20 and inclines towards the second wing 20 and is connected with the side surface of the first wing 10.

Specifically, in the process of electroplating or baking finish, the electrolyte or baking finish at the edge of the first wing piece 10 can be discharged along the first inclined plane 13, so that the electrolyte or baking finish is prevented from being accumulated at the edge of the first wing piece 10, the electrolyte or baking finish is distributed on the slider more uniformly, and the appearance is more attractive; in addition, after the electroplating or baking finish manufacturing process is finished, the first inclined surface 13 can enable the whole puller to generate more reflected light, so that the visual effect of the whole puller is good in three-dimensional performance.

Optionally, referring to fig. 5, three peripheries of the first wing 10 near the guide pillar 30 are all provided with first inclined surfaces 13, and an included angle θ between the first inclined surfaces 13 and the surface of the first wing 10 facing away from the second wing 20₁More than 100 deg., the first inclined surface 13, which is located within the above-mentioned angular range, generates much reflected light, so that the slider has a better visual effect.

Optionally, the area of the vertical projection of the surface of the first wing 10, which faces away from the second wing 20, on the second wing 20 is greater than or equal to the area of 85% of the vertical projection of the surface of the first wing 10, which is close to the second wing 20, on the second wing 20, so that it can be ensured that the slider has a better visual effect on the basis that the first wing 10 has good strength.

In another embodiment of the invention, as shown in fig. 1, the edge of the second tab 20 of the slider is provided with a second bevel 23, the second bevel 23 extending from the surface of the second tab 20 facing away from the second tab 20 and obliquely towards the first tab 10 and being connected to the side of the second tab 20.

Specifically, during the electroplating or baking process, the electrolyte or baking varnish at the edge of the second wing 20 can be discharged along the second inclined surface 23, so that the electrolyte or baking varnish is prevented from being accumulated at the edge of the second wing 20, the electrolyte or baking varnish is distributed more uniformly on the slider, and the appearance is more beautiful; in addition, after the electroplating or baking finish manufacturing process is finished, the second inclined surface 23 can enable the whole puller to generate more reflected light, so that the visual effect of the whole puller is good in three-dimensional performance.

Optionally, referring to fig. 5, the second fin 20 is provided with second inclined surfaces 23 at three edges adjacent to the guide pillar 30, and an included angle θ between the second inclined surfaces 23 and the surface of the second fin 20 facing away from the first fin 10₂The second inclined surface 23, which is located at an angle greater than 100 deg. and within the above-mentioned range, produces a greater amount of reflected light, so that the slider has a better visual effect.

Optionally, the area of the vertical projection of the surface of the second wing 20, which faces away from the first wing 10, on the first wing 10 is greater than or equal to 85% of the area of the vertical projection of the surface of the second wing 20, which is close to the first wing 10, on the first wing 10, so that the slider can be ensured to have a better visual effect on the basis of ensuring that the first wing 10 has good strength.

In another embodiment of the present invention, as shown in fig. 4, the slider is provided with an arc-shaped surface 14 for smooth transition at both the edge of the first tab 10 and the edge of the second tab 20.

Specifically, the provision of the rounded arc 14 smoothes the edges of the first wing 10 and the second wing 20, avoiding the slider from scratching fingers, scratching clothes, etc. when in use.

Alternatively, the rounded arc surface 14 is disposed away from the periphery of the guide post 30 and two sides thereof are respectively connected to the corresponding first inclined surface 13 and the second inclined surface 23, so that the entire peripheries of the first wing piece 10 and the second wing piece 20 are smooth and smooth, and generation of edges is avoided.

Optionally, the radius of the rounded arc surface 14 is larger than 0.2mm, so that the slider is more attractive in shape and better in three-dimensional property.

Optionally, the edges of the first wing 10, the second wing 20, the guide post 30, the cap 40 and the like can be provided with the rounded arc surface 14, so that the whole slider is smooth and flat, and clothes are prevented from being hooked when the slider is used; of course, the radius values of the rounded surface 14 at different positions can be selected according to the actual structure, and are not described herein again.

In another embodiment of the present invention, there is provided a slide fastener including the slider described above.

According to the zipper provided by the embodiment of the invention, as the zipper head is adopted, and the zipper head is blocked by the first protrusion 21 and the cap 40 in the electroplating or paint baking process, the surfaces of other zipper heads cannot be attached to the surface of the second wing in a large area and are adhered together, so that the problem that the zipper head is adhered is solved, the rework rate of the zipper head is reduced, the success rate of electroplating or paint baking is improved, and the production cost is greatly reduced.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.