KR20040017770A - Pull tab of slide fastener slider and method of manufacturing the same - Google Patents

Abstract

PURPOSE: To provide a pull tab of a slide fastener slider formed in such a manner that a core member provided with a decoration body in variety is previously manufactured and selected in accordance with an order, and that the core member inside a resin is visual through. CONSTITUTION: The pull tab of the slide fastener slider is so manufactured that the core member is integrally formed with a body connector for connection to a slider barrel and with the decoration body for decoration via a connection part, that the connection part has a common shape, that the decoration body is connected to the connection part within a specified size, and that the resin through which those members are seen is injection molded around a part of the connection part and the decoration body. The core material is previously manufactured, stored and selected in accordance with the order of a client to satisfy the demand.

Description

Pull tab for slide fastener slider and manufacturing method {PULL TAB OF SLIDE FASTENER SLIDER AND METHOD OF MANUFACTURING THE SAME}

The present invention relates to a pull tab for a slide fastener slider formed by injection molding around a core member constituted by a metal slider body connecting member and a decorative member with a transparent thermoplastic resin.

As shown in Fig. 13, Japanese Utility Model Publication No. 62-85114A has a identification tag in which a hollow portion 101 is formed in a transparent main body 103 of a pull tab, and displays a logo mark or a name in the hollow portion 101. The pull tab of the slide fastener slider is initiated when 105 is inserted and opening 107 is sealed by plug 109.

As shown in Fig. 14, Japanese Utility Model Publication No. Hei 6-37718B shows that the pull tab of the slider in the pull 151 provided at the end of the pull body 153 formed of metal or hard plastic is on the pull body 153. It is obtained by injection molding a non-rigid plastic with the provided holes 155.

The main object of the present invention is to provide a pull tab for a slider fastener, wherein the decorative member is present in the pull tab, and the thermoplastic member is injection molded to coat the thermoplastic resin around the decorative member so that the decorative member can be seen. Thus, the decorative member can be projected through the surface of the pull tab. As a result, a higher level of pull tap is provided on an aesthetic level. On the other hand, according to the pull tab shown in Fig. 13, the identification tag 105 showing the logo mark is inserted into the transparent main body 103 of the pull tab and sealed by the plug 109. The purpose of the pull tab is not decoration, and there is a problem in that it takes a lot of time and effort to manufacture the pull tab and cannot be performed at once.

According to the pull tab shown in FIG. 14, a hole 155 is provided at the tip of the pool body 153 to form a pool attachment and completely fills the hole 155 and covers the entire surface including the contour of the pool attachment. A non-rigid plastic having sufficient flexibility and elasticity to be injected is injection molded throughout the pool attachment to form the pool 151. Since the purpose of the pull tab is not decoration, there is a problem that can not be aesthetically satisfied.

It is a first object of the present invention that a decorative member having a predetermined size is present in a pull tab formed of a thermoplastic resin, wherein the decorative member is formed of a core member including various decorative parts and integrated with a slider body connecting member, and various core members. Is manufactured and stored in advance, can be selected according to the customer's order and can be used quickly and effectively, and the pull tab made of resin, a decorative member that can be viewed, is manufactured to provide the pull tab for the slide fastener slider provided to the customer. It is. It is also an object to provide a pull tab of a high quality slide fastener slider in which the pull tab itself can be completed firmly and the connection to the slider body can also be made firmly.

In addition to the first object, the second object of the present invention is to provide an intermediate structure in which a metal core member having a common cross section, which will quickly meet a customer's order by quickly and effectively injection-molding into a mold having the same shape, even if the decorative part has various shapes. It is to provide a pull tab for a slide fastener slider having a portion.

In addition to the first object, a third object of the present invention is a pull for a slide fastener slider having a middle portion which specifies the shape of the slider body connecting member for joining the decorative member to the main body of the slider and which can be easily connected to the main slider main body. To provide a tab.

The fourth object of the present invention is that the core member having various decorative members and the slider body connecting member integrally formed are prefabricated and stored, and the core member is adapted to the needs of the customer even if a small number of decorative members are used on demand. A method of making a slide fastener slider pull tab, in which a pull tab having a decorative member that is easily provided and received in a cavity of a mold and which can be viewed through a resin, can be produced quickly and easily.

In addition to the fourth object, the fifth object of the present invention is that the same kind of decorative members or different kinds of decorative members are appropriately disposed and received in various cavities provided in the mold, and various small amounts of pull tabs to meet the needs. It is to provide a method of manufacturing a pull tab of a slide fastener slider, which can be quickly and easily corresponded to production.

According to the first aspect of the present invention, various decorations for decorating the pull tab 2 to form the intermediate portion 10, the slider body connecting member 7 and the core member 9 which connect to the main body 1 of the slider There is provided a pull tab 2 of the slide fastener slider, which is produced by integrally connecting through one of the members 8, the intermediate portion engaging with a decoration of a size within an arbitrary range with respect to the intermediate portion 10, It can be formed to be of any shape that covers the intermediate portion 10 and a portion of the decorative member 8 with a transparent or translucent resin that can be seen by being integrally injection molded to form the pull tab 2.

In addition to the first aspect of the present invention, according to the second aspect of the present invention, the intermediate portions 10 of the slider body connecting member 7 each have a common cross-sectional shape and a decorative member ( 8) is obtained by integrally forming the core member 9 having various forms of a zinc alloy or an aluminum alloy through a metal, for example, a die casting means.

In addition to the first aspect of the present invention, according to the third aspect of the present invention, the slider body connecting member 7 of the pull tab 2 is formed by the protruding U-shaped arm 11 from the plate-shaped middle portion 10. .

In addition to the first aspect of the present invention, in accordance with the fourth aspect of the present invention, the slider body connecting member 7 of the pull tab 2 has a pair of left and right arms protruding from the plate-shaped middle portion 10 and an arm. It is formed by arranging the shaft portion 12 on the tip of (11).

According to the fifth aspect of the present invention, the core members 9 are selected from several cavities 26, which are formed in any order and selected and stored in various core members 9, and are of any shape provided in the mold 20. ), A part of the intermediate portion 10 and the decorative member 8, which can be viewed from the pull tab 2 by the injection molding means, the decorative member of the core member 9 of transparent or translucent resin ( Various decorative members having a size within an arbitrary range with respect to the slider body connecting member 7 via any common forming intermediate portion 10 covering the entire periphery and part of the intermediate portion 10 of 8). A method of manufacturing a pull tab 2 of a slide fastener slider having a step of forming the core member 9 in one piece by means of die casting means therein, which is configured to connect with (8) is provided.

According to the sixth aspect of the present invention, the core member 9 having the same type of decorative member 8 is disposed in several pupils 26 provided in the mold 20 and then the thermoplastic resin is injected into the injection molding means. Molded by

According to the seventh aspect of the present invention, the core member 9 having the different types of decorative members 8 is disposed in several pupils 26 provided in the mold 20 and then the thermoplastic resin is transferred to the injection molding means. Molded by

1 is an enlarged perspective view showing a slider to which a pull tab having a pair of arms is attached;

2 is a side view showing a slider;

3 is a front view showing the pull tab of the slider;

4 is a sectional view taken along the line A-A at the pull tab of the slider;

Fig. 5 is an enlarged perspective view showing a slider attached to a pull tab having a U-shaped arm.

6 is a front view showing a deformation of the pull tab;

7 is a front view showing another variant of the pull tab;

8 is a front view showing another variant of the pull tab;

Fig. 9 is a front view showing the upper mold in the mold.

10 is a side view showing the upper mold;

Fig. 11 is a front view showing the lower mold in the mold.

12 is a side view showing the lower mold;

Figure 13 is an enlarged perspective view showing a known pull tab.

14 is a front view showing another known pull tab.

<Explanation of symbols for the main parts of the drawings>

2: pull tab

4: clamper

7: slider body connecting member

8: decorative member

9: core member

10: middle part

11: arm

12: shaft part

20: mold

26: joint

A pull tab for a slide fastener slider according to an embodiment of the present invention will be described in detail below with reference to the drawings.

As shown in Figs. 1 to 4, the pull tab for the slide fastener slider according to the present invention has a pull tab 2 for engaging the clamper 4 provided in the slider body 1 engaging with the pull tab 2; ). As shown in Figures 3 and 4, the pull tab 2 has a slider body connecting member 7 at one end. The slider body connecting member 7 has a pair of arms 11 protruding from the left and right sides of the plate-shaped middle portion 10. The shaft portion 12 is provided on the tip of the arm 11 to be coupled to the clamper 4. The strut portion 14 is coupled to the intermediate portion 10 of the slider body connecting member 7. The strut 14 has a decorative portion 15 having various patterns, for example a hollow arrowhead pattern. The strut portion 14 and the decorative portion 15 form a decorative member 8, which generally has a size within an arbitrary range. The slider body connecting member 7 and the decorative member 8 are integrally joined to form the core member 9.

The core member 9 obtained by joining the slider body connecting member 7 and the decorative member 8 is formed by die casting with a metal such as zinc alloy or aluminum alloy. A portion of the intermediate portion 10 of the core member 9 and the entire circumference of the decorative member 8 are colorless transparent or translucent, or colored transparent or translucent, through which the portion of the coupling member 10 and the decorative member 8 are visible. A thermoplastic resin, for example polyamide, polyacetyl, polypropylene or polybutylene terephthalate, is coated with injection molding means to produce an integrally formed pull tab 2. As shown in Figs. 1 and 2, the pull tab 2 is a pull tab (2) to the hook portion 5 of the clamper 4 provided at the pull attachment portion 3 protruding from the upper surface of the slider body 1. It will be coupled to the slider body 1 by inserting and fixing the shaft portion 12 provided on the slider body connecting member 7 of 2). The U-shaped spring piece 6 is attached to the base portion of the hook portion 5 at the opening portion of the hook portion 5 and the shaft portion 12 inserted into the hook portion 5 is the slip-off of the shaft portion 12. It is sealed with the tip of the spring piece 6 to block slip-off.

As shown in Figs. 5 and 6, in another form of the slider body connecting member 7, the slider body connecting member 7a is formed of a U-shaped arm 11a and a plate protruding from the end of the plate-shaped middle portion 10. It has the holding | maintenance part 14a or 14b provided in the other end of the intermediate part 10. As shown in FIG. The core member 9b is formed by die casting molding when the decorative portion 15b having a size within an arbitrary range and decorated with a petal pattern is formed on the support portion 14a or 14b. Thus, part of the intermediate portion 10 and the entirety of the decorative member 8a or 8b are injection molded around the core member 9b so as to cover the core member 9b for the pull tab 2a or 2b to be manufactured. . Thus, the manufactured pull tab 2a or 2b is inserted into the opening on the rear side of the pull attachment portion 3a where the U-shaped arm 11a protrudes from the upper surface of the slider body 1a, as shown in FIG. The opening is pressed to prevent the U-shaped arm 11a of the intermediate portion 10 from slipping from the pool attachment portion 3a.

There are various modifications with respect to the decorative part 15 of the decorative member 8 of the pull tab 2. However, the decorative member 8 is formed in a size within a certain range, that is, a predetermined length dimension, width and thickness, and the intermediate portion 10 is formed in the form of a plate and in any common cross-sectional shape. After the support 14 of the decorative member 8 is connected to the intermediate portion 10 and the decoration 15 having various patterns is further provided on the support 14, the core member 9 is die casted. Formed from. A plurality of core members 9 having various shapes may be provided identically and accumulated in the cavities 26 of a kind of mold 20. Thus, it is possible to produce a pull tab 2 in which a beautiful decorative member 8 which can be injection molded and which has no run-out and which does not generate burrs under the same circumstances is visible. Do. The cross-sectional shape is a form that intersects at right angles to the direction from the slider body connecting member 7 to the decorative member 8.

According to the pull tab 2c shown in FIG. 7, the middle portion 10 of the slider body connecting member 7 has a pair of arms 11 protruding from the left and right, and the support portion 14c has an arm ( A core member 9c connected to an intermediate portion 10 having a shaft portion 12 provided on the tip of 11, and having a support portion 14c further provided with a crescent and star decorated ornament 15c Die casting and injection molding are performed around the part of the intermediate portion 10 and the entirety of the decorative member 8c so as to be covered by using a transparent thermoplastic resin. Thus, pull tab 2c is manufactured. As an example of using the pull tab 2c, the same slider body as the slider body 1 shown in Figs. 1 and 2 is used.

According to the pull tab 2d shown in Fig. 8, the U-shaped arm 11a protrudes from the plate-shaped middle portion 10 of the slider body connecting member 7a and is provided on the other end of the middle portion 10. The disk and the annular ring are connected and the decorative member 15d is continuously provided to function as 14d, so that the obtained core member 9d is die cast. Next, injection molding is carried out so that a part of the coupling member 10 and the entire decorative member 8d are coated with a transparent transparent resin. Thus, the pull tab 2d is manufactured. One example of the use of the pull tab 2d is considered to be the same slider body as the slider body 1a shown in FIG.

Next, a method of manufacturing a pull tab for a slide fastener slider according to the present invention will be described. In the slider pull tab 2 for the slide fastener slider according to the present invention, various kinds of core members 9 obtained by combining the slider body connecting member 7 and the decorative member 8 are made of metal such as zinc alloy or aluminum alloy. It is first formed by die casting. All the decorative members 8 of the formed core member 9 have a size within an arbitrary range, and the intermediate portion 10 is also plate-shaped so as to have any thickness and width. The core member 9 having various kinds of patterns is injection molded by using a mold 20 which can be commonly used. Thus, the pull tab 2 having an excellent appearance without burrs in the product can be manufactured.

As shown in FIGS. 9-12, the mold 20 has an upper mold 21 and a lower mold 22 provided with a cavity 26 having a shape that matches the contour of the pull tab 2. The core member 9 constituted by the slider body connecting member 7 and the decorative member 8 is provided in the cavity 26 and the spool 23, runner 24 and gate 25 for molding the molten thermoplastic resin. Through the cavity 26. Features of the present invention are as follows. The core member 9 having various patterns is formed in advance by die casting such as a zinc alloy or an aluminum alloy so as to be manufactured and stored. Any stored core member 9 is selected according to the needs of the customer and placed and received in the cavity 26 provided in one mold 20 and the resin is made to be injection molded. As a result, a small amount of production of the various pull tabs 2 is possible.

For the small amount production of the various pull tabs 2, the decorative member 8 having the various decorative portions 15 is formed to have a size within an arbitrary range, and furthermore, the decorative member 8 and the slider body connecting member 7 The size and shape of the intermediate portion 10 for coupling the is set to be common in the various core members (9). In this way, a homogeneous core member 9 can be placed and accommodated in a cavity 26 provided in one mold 20 to injection mold the resin. In addition, different types of core members 9 can be arranged and accommodated in the cavity without changing the mold 20, so that injection molding is performed. In addition, different types of core members 9 are placed and received in several cavities 26 provided in the mold 20 for injection molding, so that pull tabs 2 with different decorations 15 can be manufactured immediately. have. In Figures 11 and 12, 27 means a groove portion for inserting and fixing the jig to hold the core member 9 disposed in the cavity 26 in the average position.

The pull tab for the slider fastener slider and the method for manufacturing the pull tab of the embodiment according to the present invention have the above-described structure. By this structure, the following advantages can be obtained.

According to the first aspect, the pull tab 2 is integrally formed with one of the various decorative members 8 forming the core member 9 and the slider body connecting member 7 through the intermediate portion 10, The intermediate portion 10 is formed in any shape so as to engage with the decorative portion 8 having a size within an arbitrary range, and a portion of the intermediate portion 10 and the decorative member 8 are coated with a transparent resin. . As a result, the intermediate part 10 is of any shape and the decorative member 8 has a size within an arbitrary range. Thus, the cavity 26 in the mold 20 does not require various shapes and the various core members 9 can be accommodated in a kind of cavity 26 for injection molding, so that the cost of the mold can be reduced. In addition, there are advantages that various decorative pull tabs can be manufactured quickly to meet the needs of customers, and the decorative tab 15 can be formed to form the pull tab 2 having an excellent appearance.

According to the second aspect of the present invention, in addition to the advantages of the first aspect of the present invention, the intermediate portion 10 of the slider body connecting member 7 has a common cross-sectional shape and the decorative member 8 provides a metal die casting. It is achieved by forming the core member 9 to be configured variously through. As a result, it can be easily formed by die casting the easily usable core member 9. In addition, the core member 9 has a kind of cross-sectional shape of the intermediate portion 10, although various decorative members 8 are formed. Therefore, it is not necessary to provide various kinds of cavities 26 of the mold 20. Thus, the pull tab 2 having various decorative parts 15 can achieve the advantage of being able to be quickly and effectively easily produced by a kind of cavity 26 to match the order of the customer.

According to the third and fourth aspects of the present invention, in addition to the advantages of the first aspect of the present invention, the slider body connecting member 7 is formed by protruding the U-shaped arm 11 from the plate-shaped intermediate portion 10 or The slider body connecting member 7 has a pair of left and right arms 11a protruding from the plate-shaped middle portion 10 and the shaft portion 12 is provided on the tip of the arm 11a. There is an advantage that it is possible to complete a slider 1 having any configuration, for example a free slider having an automatic stop and a pull tab 2 that can be easily applied to the pull attachment 3 of the slider.

According to a fifth aspect of the present invention, a method of manufacturing a pull tab combines, in any form, various decorative members 8 having a size within an arbitrary range to the slider body connecting member 7 via the intermediate portion 10. And selecting any of a variety of core members 9 according to the order to form the core member 9 by receiving the core member in a cavity 26 having any shape provided in the mold 20, A portion of the intermediate portion 10 and the decorative member 8 of the core member 9 are then injection molded from a resin that can be seen to cover them. As a result, various core members can be easily manufactured and stored in advance. Therefore, the core member 9 can be easily placed in the mold 20 corresponding to the customer's order, so that the pull tab 2 formed of resin can be manufactured quickly. It is also possible to produce a beautiful pull tab when the core member can be easily provided inside to see through the decoration and this is an advantage.

In addition to the advantages of the fifth aspect of the present invention, in accordance with the sixth and seventh aspects of the present invention, the various cavities 26 have decorative elements 8 provided in the mold 20 and having the same type of pattern. After the core member 9 is accommodated in the cavity 26, the resin is injection molded, and the core member having the decorative member 9 having a different kind of pattern is received in the cavity 26 and the resin is injection molded. . As a result, pull tabs having the same kind of advantages and different kinds of patterns can be produced quickly and precisely regardless of the amount. Thus, the advantages obtained by the present invention are very noteworthy.

The present invention provides a pull tab for a slider fastener in which a decorative member is present in the pull tab and which is injection molded and coated with a thermoplastic resin around the decorative member so that the decorative member can be seen, so that the decorative member is used to fix the surface of the pull tab. As it can be seen through, aesthetically higher levels of pull tabs provide.

Claims (17)

Pull tab for slide fastener slider, A core member formed by integrally joining the slider body connecting member and the decorative member through an intermediate portion; A pull tab for a slide fastener slider, characterized in that it comprises a coating molded resin around the decorative member, through which the coated portion can be viewed. The pull tab for a slide fastener slider according to claim 1, wherein a part of the intermediate portion is coated and formed by resin. The pull tab for a slide fastener slider according to claim 1, wherein the decorative member is variously formed, and the middle portion is formed in a predetermined shape. The pull tab for a slide fastener slider according to claim 3, wherein the intermediate portion of the slider body connecting member has a common cross-sectional shape. 5. The pull tab for a slide fastener slider according to claim 4, wherein the resin coating-coated around the various decorative members is in a shape independent of any type of decorative member. The pull tab for a slide fastener slider according to claim 1, wherein the decorative member is continuous with the support portion coupled to the middle portion and has a decoration portion opposite the middle portion. The pull tab for a slide fastener slider according to claim 6, wherein the decorative portion is an arrowhead type. 8. A pull tab for a slide fastener slider according to claim 7, wherein the arrowhead decoration has holes penetrated through both sides of the decoration. The pull tab for a slide fastener slider according to claim 6, wherein the decorative portion has a crescent-shaped portion and a star-shaped portion. 10. The pull tab for a slide fastener slider according to claim 9, wherein the support portion for joining the decorative portion to the middle portion is a rod. The pull tab for a slide fastener slider according to claim 1, wherein the decorative portion has a plurality of disks continuous with the intermediate portion. 12. The pull tab for a slide fastener slider of claim 11 wherein at least one of the plurality of disks is an annular ring having holes through both sides of the pull tab. The pull tab for a slide fastener slider according to claim 1, wherein the decorative portion is continuous with the support portion coupled with the intermediate portion, and the decoration portion protrudes through the support portion in a direction perpendicular to a direction passing through both sides of the pull tab. The pull tab for a slide fastener slider according to claim 13, wherein the decorative portion partially protrudes through the support portion. The pull tab for a slide fastener slider according to claim 14, wherein the decorative part is in the form of a plurality of drawing boards. Is a method of manufacturing pull tabs for slide fastener sliders, Forming a core member formed by coupling various decorative members to the slider body connecting member through an intermediate part having a predetermined shape; Receiving any of the various core members in a cavity provided in the mold, A method of manufacturing a pull tab for a slide fastener slider, comprising injection molding a resin through which the decorative member can be projected to cover the decorative member. 18. The pull tab for a slide fastener slider according to claim 16, wherein the various core members have an intermediate portion of a predetermined form, the cavity is of a predetermined form, and the resin is injection molded around a portion of the intermediate portion of the core member. Manufacturing method.