CN221265398U - Positioning hole base and pull head structure using same - Google Patents

Abstract

The utility model provides a locating hole base and a pull head structure using the locating hole base, wherein the locating hole base comprises a top plate, a bottom plate and a connecting plate; the top plate is positioned at the top of the positioning hole base, two ends of the top surface of the top plate are oppositely provided with punch-formed counter bores and through holes, the counter bores are rotationally connected with one end of the horse hook, and the through holes are used for extending out of the other end of the horse hook; the bottom plate is positioned at the bottom of the positioning hole base, and the top plate and the bottom plate are arranged opposite; the connecting plate connects one side of the top plate with one side of the bottom plate. The top plate, the bottom plate and the connecting plate are of an integrated stamping structure, the top end of the bottom plate is also provided with a positioning protrusion, the positioning protrusion and the top plate are of an integrated stamping structure, and the positioning protrusion is used for riveting the cap. The locating hole base in this embodiment integrated into one piece is seamless, and the error is accumulated, and the structure of locating hole base is more firm reliable.

Description

Positioning hole base and pull head structure using same

Technical Field

The utility model relates to the field of pull heads, in particular to a positioning hole base and a pull head structure using the positioning hole base.

Background

Along with the development of society, the increase of population brings the yield increase of clothes and backpacks, and the zipper is a component for temporarily combining two pieces of fabrics together, so that the operation is convenient, the effect is stable, and the zipper is widely applied.

The existing zipper base and the cap are additionally provided with the buckling pieces on the surface of the base, and the buckling pieces and the cap are buckled, but the structure makes the overall structure of the pull head complex, the production process is complex, and the large-batch production and use are inconvenient.

Therefore, it is desirable to provide a positioning hole base and a slider structure using the positioning hole base to solve the above-mentioned problems.

Disclosure of utility model

The utility model provides a locating hole base and a pull head structure using the locating hole base, which are used for solving the problems that the base and the pull head structure in the prior art are difficult to connect the base and the cover cap and have high manufacturing cost; the whole structure of the connecting pull head through the buckle piece is complex, and the production cost is high.

In order to solve the technical problems, the technical scheme of the utility model is as follows: a pilot hole base, comprising:

The top plate is positioned at the top of the positioning Kong Ji, two ends of the top surface of the top plate are oppositely provided with punch-formed counter bores and through holes, the counter bores are rotationally connected with one end of the horse hook, and the through holes are used for extending out of the other end of the horse hook;

the bottom plate is positioned at the bottom of the positioning Kong Ji, and the top plate and the bottom plate are arranged opposite to each other; and

The connecting plate is used for connecting one side of the top plate with one side of the bottom plate, and a chain channel is formed among the top plate, the bottom plate and the connecting plate;

the top plate, the bottom plate and the connecting plate are of an integrated stamping structure, the top end of the bottom plate is further provided with a positioning protrusion, the positioning protrusion and the top plate are of an integrated stamping structure, the positioning protrusion is provided with a positioning hole, and the positioning hole is used for riveting with a riveting point on the inner side of the cap.

In the utility model, the top end of the top plate is also provided with a counter bore, and the counter bore is rotationally connected with the other end of the hook.

In the utility model, two groups of positioning protrusions are arranged, the counter bores and the through holes are positioned between the two groups of positioning protrusions, and the two groups of positioning protrusions are in limit fixation with the cap.

In the utility model, the straight line of the extending direction of the positioning hole is perpendicular to the straight line of the extending direction of the chain channel.

In the utility model, the cross section of the through hole is rectangular, circular or polygonal.

In the utility model, a plurality of counter bores are arranged, and the arrangement direction of the plurality of counter bores is parallel to the straight line where the extending direction of the chain channel is located.

In the utility model, the projection area of the bottom of the positioning bulge on the plane of the top plate is larger than the projection area of the top of the positioning bulge on the plane of the top plate.

In the utility model, the two sides of the top plate are provided with the first limiting plates, and the bottoms of the first limiting plates extend downwards. And second limiting plates are arranged on two sides of the bottom plate, and the top surfaces of the second limiting plates extend upwards.

In the utility model, the first limiting plate and the top plate are of an integral stamping structure, and the second limiting plate and the bottom plate are of an integral stamping structure.

The utility model also provides a pull head structure, which comprises:

The positioning Kong Ji is characterized in that the positioning hole base comprises a top plate and a bottom plate which are connected by a connecting plate and are oppositely arranged, a chain channel is formed among the top plate, the bottom plate and the connecting plate, counter bores and through holes which are formed by stamping are oppositely formed in the two ends of the top surface of the top plate, positioning protrusions are further arranged on the top end of the top plate, and positioning holes are formed in the positioning protrusions;

One end of the horse hook is rotationally connected with a counter bore on the positioning hole base, the other end of the horse hook penetrates through the through hole and extends into the chain channel, and the horse hook is used for performing self-locking operation on the pull head;

The pull piece is positioned above the positioning hole base and sleeved on the horse hook;

The cap is inserted at the outer side of the positioning protrusion, a riveting point and the positioning Kong Maoge are arranged at the inner side of the cap, and one end of the hook and one end of the pull tab are contained in the cap; and

The elastic piece is positioned in the cap, and is abutted with the hook and the pull tab.

In the utility model, the positioning hole base is provided with a positioning bulge formed by stamping, a positioning hole is formed between the positioning bulge and the plane of the top surface of the positioning Kong Ji,

The side wall of the cap is provided with a riveting point which is formed by stamping from outside to inside, and the riveting point is riveted with the positioning hole.

Compared with the prior art, the utility model has the beneficial effects that: according to the locating hole base and the pull head structure using the locating hole base, the top plate, the bottom plate and the connecting plate in the locating hole base are integrally formed in a punching mode, the top end of the bottom plate is further provided with the locating protrusion, the locating protrusion and the top plate are integrally formed in a punching mode, and the locating protrusion is used for riveting a cap. The locating hole base in this embodiment integrated into one piece is seamless, and the error is accumulated, and the structure of locating hole base is more firm reliable. The positioning protrusion formed by stamping reduces the processing steps of subsequent processing and assembly. The positioning protrusion can realize quick positioning and assembly, and the positioning protrusion can improve the precision of matching with the cap. In addition, the positioning Kong Ji can be integrally formed into a thin-wall structure by stamping, so that the weight is reduced, and the positioning Kong Ji is convenient to apply to clothing accessories.

Compared with the traditional structure for connecting the cap and the base, the cap and the positioning hole base are riveted and fixed, so that the operation is simple, and the production cost is low; compared with the structure that the pull head is connected with the base and the cap through the buckle piece, the structure of the positioning hole base is more simplified in the embodiment, and the production and the use are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments are briefly described below, and the drawings in the following description are only drawings corresponding to some embodiments of the present utility model.

Fig. 1 is a schematic diagram of a slider according to a preferred embodiment of the present utility model.

Fig. 2 is an exploded view of a slider structure according to a preferred embodiment of the present utility model.

Fig. 3 is a sectional view of a slider structure according to a preferred embodiment of the present utility model.

Fig. 4 is a perspective view of the positioning Kong Ji of the preferred embodiment of the present utility model.

Fig. 5 is a cross-sectional view of a preferred embodiment of the present utility model in position Kong Ji.

Fig. 6 is a schematic view showing a processing state of the pilot hole base according to the preferred embodiment of the present utility model.

Reference numerals: 11. positioning Kong Ji; 111. a top plate; 1111. a through hole; 1112. countersink; 1113. positioning the bulge; 1114. positioning holes; 1115. a first limiting plate; 112. a bottom plate; 1121. a second limiting plate; 113. a connecting plate;

12. a horse hook;

13. a pull tab;

14. a cap;

15. A spring plate;

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The terms of directions used in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", "top" and "bottom", are used for explaining and understanding the present utility model only with reference to the orientation of the drawings, and are not intended to limit the present utility model.

The words "first," "second," and the like in the terminology of the present utility model are used for descriptive purposes only and are not to be construed as indicating or implying relative importance and not as limiting the order of precedence.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The following is a preferred embodiment of a positioning hole base provided by the present utility model, which can solve the above technical problems.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, fig. 1 is a schematic structural diagram of a slider according to a preferred embodiment of the present utility model. Fig. 2 is an exploded view of a slider structure according to a preferred embodiment of the present utility model. Fig. 3 is a sectional view of a slider structure according to a preferred embodiment of the present utility model. Fig. 4 is a perspective view of the positioning Kong Ji of the preferred embodiment of the present utility model.

In the drawings, like structural elements are denoted by like reference numerals.

The utility model provides a locating hole base and a pull head structure using the locating hole base, wherein the locating hole base 11 comprises a top plate 111, a bottom plate 112 and a connecting plate 113; the top plate 111 is located at the top of the positioning hole base 11, a through hole 1111 and a counter bore 1112 which are formed by punching are relatively formed in the top of the top plate 111, and the counter bore 1112 is rotationally connected with one end of the horse hook 12, so that the connection stability of the horse hook 12 and the positioning hole base 11 is improved. The through hole 1111 is used for the other end of the hook 12 to protrude; the bottom plate 112 is positioned at the bottom of the positioning hole base 11, and the top plate 111 is arranged opposite to the bottom plate 112; the connection plate 113 connects the top plate 111 side and the bottom plate 112 side, and a chain path is formed between the top plate 111, the bottom plate 112, and the connection plate 113.

According to the positioning hole base 11 provided by the utility model, the top plate 111, the bottom plate 112 and the connecting plate 113 are of an integrated stamping structure, the top end of the bottom plate 112 is also provided with the positioning protrusion 1113, the positioning protrusion 1113 and the top plate 111 are of an integrated stamping structure, the positioning protrusion 1113 is provided with the positioning hole 1114, and the positioning hole 1114 is used for riveting with a riveting point on the inner side of the cap 14.

The positioning hole base 11 in this embodiment is integrally formed without seams, errors are accumulated, and the structure of the positioning hole base 11 is more firm and reliable. The stamped locating boss 1113 reduces the number of processing steps for subsequent processing and assembly. The positioning protrusion 1113 can realize quick positioning and assembly, and the positioning protrusion 1113 can improve the matching precision with the cap 14. In addition, the positioning hole base 11 can be integrally punched and molded to manufacture a thin-wall structure, so that the weight is reduced, and the positioning hole base is convenient to apply to clothing accessories.

Compared with the traditional structure for connecting the cap and the positioning hole base, the cap 14 and the positioning hole base 11 in the embodiment are riveted and fixed, so that the operation is simple and the production cost is low; compared with the structure that the slider is connected with the positioning Kong Ji and the cap through the fastener, the structure of the positioning hole base 11 in the embodiment is more simplified and is convenient for production and use.

The structure of the pilot hole base 11 in the present embodiment is explained in detail as follows;

Referring to fig. 2, 3 and 4, a direction perpendicular to the extending direction of the chain path is a width direction; the width of the counter bore 1112 is greater than the width of the positioning protrusion 1113, so that the riveted cap 14 can limit the hook 12, and the hook 14 can switch the fixing and moving of the zipper through the through hole 1111. All the connecting and riveting structures of the positioning hole base 11 are formed through stamping, so that the structure is simple, the manufacturing cost is low, and no additional connecting structure is needed.

The straight line of the extending direction of the positioning hole is perpendicular to the straight line of the extending direction of the chain channel.

The positioning protrusions 1113 in this embodiment are provided with two groups, the two groups of positioning protrusions 1113 are oppositely arranged at two sides of the top end of the top plate 111, the through hole 1111 and the counter bore 1112 are located between the two groups of positioning protrusions 1113, and the two groups of positioning protrusions 1113 are limited and fixed with the cap 14, so that the connection between the positioning hole base 11 and the cap 14 is more stable.

Further, the projected area of the bottom of the positioning protrusion 1113 on the plane of the top plate 111 is larger than the projected area of the top of the positioning protrusion 1113 on the plane of the top plate 111. The positioning protrusion 1113 is inserted into the cap 14 more accurately, so that deviation or error in insertion can be reduced, and assembly accuracy and reliability are improved.

The positioning protrusion 1113 in this embodiment may be a set of positioning holes, for example, a set of positioning holes with rectangular cross-section, or may define the position of the cap 14.

The counter bores 1112 in the embodiment may be provided with a plurality of counter bores 1112, and the arrangement direction of the plurality of counter bores 1112 is parallel to the straight line where the extending direction of the chain channel is located, that is, the distances from the plurality of counter bores 1112 to the through holes 1111 are different; the positioning hole base 11 can be suitable for assembling the hooks 12 with different sizes through the structure, and the compatibility of the positioning hole base 11 structure is improved.

In this embodiment, the cross section of the through hole 1111 is rectangular, circular or polygonal. Rectangular, circular or polygonal cross sections are easier to manufacture and install than complex shapes, and can improve production efficiency and assembly speed; the cross sections with different shapes are suitable for different conditions, and a user can select a proper cross section shape according to the structural requirements, the stress characteristics, the better utilization of space and other factors, so that the structural applicability is strong.

The roof 111 both sides are provided with first limiting plate 1115, and first limiting plate 1115 bottom surface downwardly extending, limiting plate bottom surface downwardly covering roof 111 edge avoids the tooth to drop, and first limiting plate 1115 can prevent that edge material from dropping, avoids wearing and tearing. The first limiting plate 1115 and the top plate 111 are integrally formed by stamping. Compared with the pull head positioning hole base 11, the pull head positioning hole base and the pull head positioning hole base are free of gaps, high-precision positioning alignment can be achieved, and accuracy of pull head movement is guaranteed. The integrated forming stamping processing is carried out, the later assembly is not needed, the production process is simplified, the cost is reduced, and the production efficiency is improved.

Two sides of the bottom plate 112 are provided with second limiting plates 1121, and the top surfaces of the second limiting plates 1121 extend downwards. And the second limiting plate 1121 and the bottom plate 112 are integrally formed by stamping. The second limiting plate 1121 is used for guiding and limiting the fastener element, so that the normal operation of the pull head is ensured. The second limiting plate 1121 and the bottom plate 112 are integrally formed by stamping, so that the two plates are completely attached. Compared with the positioning hole base 11 of the pull head, the gap and the error can be effectively reduced, and the accuracy and the stability of the positioning hole base 11 are improved. Because the second limiting plate 1121 and the bottom plate 112 are integrally formed by stamping, subsequent assembly and splicing procedures are avoided, and the production cost and the production period are reduced.

The utility model also provides a pull head structure;

Referring to fig. 1, 2 and 3, the slider structure includes the positioning hole base 11, the hook 12, the pull tab 13, the cap 14 and the spring 15 as described above; the positioning hole base 11 includes a top plate 111, a bottom plate 112, and a connection plate 113; wherein, the top plate 111 is positioned at the top of the positioning hole base 11, the top plate 111 comprises a through hole 1111, and the through hole 1111 is used for movably connecting the hook 12; the bottom plate 112 is positioned at the bottom of the positioning hole base 11, and the bottom plate 112 is arranged opposite to the bottom plate 112; the connection plate 113 connects the top plate 111 side and the bottom plate 112 side, and a chain path is formed between the top plate 111, the bottom plate 112, and the connection plate 113.

The top plate 111, the bottom plate 112 and the connecting plate 113 are of an integral stamping structure, the top end of the bottom plate 112 is also provided with a positioning protrusion 1113, the positioning protrusion 1113 and the top plate 111 are of an integral stamping structure, and the positioning protrusion 1113 is used for riveting the cap 14. The positioning hole base 11 is provided with a positioning protrusion 1113 formed by stamping, a positioning hole 1114 is formed between the positioning protrusion 1113 and a plane where the top surface of the positioning hole base 11 is located, and the side wall of the cap 14 is provided with a riveting point formed by stamping from outside to inside, and the riveting point is riveted with the positioning hole 1114.

One end of the horse hook 12 is rotatably connected with a counter bore 1112 on the positioning hole base 11, the other end of the horse hook 12 penetrates through the through hole 1111 and extends, the horse hook 12 extends into the chain channel through the through hole 1111, and the horse hook 12 is used for performing self-locking operation on the pull head structure; the pull tab 13 is positioned above the positioning hole base 11, and the pull tab 13 is sleeved on the horse hook 12; the cap 14 is connected with the top end of the positioning hole base 11, and the horse hook 12 is accommodated in the cap 14; the elastic piece 15 is located in the cap 14, and the elastic piece 15 is abutted with the hook 12 and the pull tab 13.

Wherein, referring to fig. 5, the positioning hole base 11 is provided with a positioning protrusion 1113 formed by punching, and a positioning hole 1114 is formed between the positioning protrusion 1113 and a plane on which the top surface of the positioning hole base 11 is located; the cap 14 is inserted and connected to the outer side of the positioning protrusion 1113, and riveting points formed by stamping from outside to inside are arranged on the side wall of the cap 14 and are riveted with the positioning holes 1114, so that the positioning hole base 11 and the cap 14 can be rapidly positioned and assembled. The cooperation of location protruding 1113 and riveting point can accurate location locating hole base 11 and cap 14's position, guarantees the accuracy of assembly, has promoted cap 14 and locating hole base 11 connection's stability, avoids the not hard up dropping of cap 14. The stamping forming and riveting assembly efficiency is high, and the processing and assembly cost can be reduced.

The pull head structure in the embodiment uses the integrally formed locating hole base 11, so that the structure of the locating hole base 11 is firmer and more reliable. The stamped locating boss 1113 reduces the steps of subsequent processing and assembly of cap 14. The positioning protrusion 1113 can realize quick positioning and assembly, and the positioning protrusion 1113 can improve the matching precision with the cap 14. In addition, the positioning hole base 11 can be integrally formed by stamping to manufacture a thin-wall structure, so that the weight is reduced, and the pull head structure is conveniently assembled by matching the hook 12, the pull tab 13, the cap 14, the elastic sheet 15 and the like, and is applied to clothing accessories.

The positioning Kong Ji and the production process of the pull head structure of the utility model comprise the following steps:

1. referring to fig. 6, the production process of the pilot hole base 11:

s11: and punching the plate of the locating hole base 11.

S111: the top plate 111 is punched from top to bottom to form a counterbore 1112 and a through hole 1111.

S112: the top plate 111 is punched from bottom to top to form the positioning protrusion 1113, and the positioning hole 1114 is formed between the positioning protrusion 1113 and the plane of the top surface of the top plate 111.

S113: the top plate 111 is punched from the top down on both sides to form first limit plates 1115 extending downward.

S114: the two sides of the bottom plate 112 are punched from top to bottom to form a second limiting plate 1121 extending downward.

S12: the punched plate is bent so that the top plate 111 and the bottom plate 112 are disposed opposite to each other, thereby forming the positioning hole base 11.

The positioning hole base 11 adopts a stainless steel stamping structure. Two positioning protrusions 1113 are formed by punching a stainless steel plate, the two positioning protrusions 1113 can position the cap 14, and meanwhile, the positioning holes 114 are formed by the punched positioning protrusions 1113, so that the cap 14 can be directly punched towards the directions of the positioning holes 114 to form riveting connection.

2. Assembling process of the pull head structure:

1. The horse hook 12 is inserted into the pull tab 13.

The rotating shaft at one end of the horse hook 12 is placed into the counter bore 1112 on the locating hole base 11, and the other end of the horse hook 12 is placed into the through hole 1111.

2. The spring 15 is placed into the cap 14.

3. Cap 14 is assembled with pilot hole base 11.

First, the opening at the bottom end of the cap 14 is inserted into the positioning protrusion 1113 on the positioning hole base 11, and the cap 14 accommodates the elastic piece 15, one end of the pull tab 13 and the hook 12.

The side wall of cap 14 is then riveted from the outside to the inside to form a rivet point which is riveted to locating hole 1114 in locating boss 1113.

This completes the assembly process of the positioning Kong Ji and its slider structure of the preferred embodiment.

In summary, although the present utility model has been described in terms of the preferred embodiments, the above-mentioned embodiments are not intended to limit the utility model, and those skilled in the art can make various modifications and alterations without departing from the spirit and scope of the utility model, so that the scope of the utility model is defined by the appended claims.

Claims (10)

1. A pilot hole base, characterized by comprising:

The top plate is positioned at the top of the positioning Kong Ji, two ends of the top surface of the top plate are oppositely provided with punch-formed counter bores and through holes, the counter bores are rotationally connected with one end of the horse hook, and the through holes are used for extending out of the other end of the horse hook;

the bottom plate is positioned at the bottom of the positioning Kong Ji, and the top plate and the bottom plate are arranged opposite to each other; and

The connecting plate is used for connecting one side of the top plate with one side of the bottom plate, and a chain channel is formed among the top plate, the bottom plate and the connecting plate;

The top plate, the bottom plate and the connecting plate are of an integrated stamping structure, the top plate is further provided with a positioning protrusion, the positioning protrusion and the top plate are of an integrated stamping structure, the positioning protrusion is provided with a positioning hole, and the positioning hole is used for riveting with a riveting point on the inner side of the cap.

2. The positioning Kong Ji as defined in claim 1, wherein the counterbore has a width that is greater than a width of the positioning boss.

3. The positioning Kong Ji as set forth in claim 1 wherein said positioning projections are provided in two sets, said two sets being disposed opposite said top plate top end on opposite sides, said counterbore and through-hole being disposed between said two sets of positioning projections, said two sets of positioning projections being in positive locking engagement with said cap.

4. The positioning Kong Ji as set forth in claim 1, wherein the line of extension of the positioning hole is perpendicular to the line of extension of the chain channel.

5. The positioning Kong Ji as defined in claim 1, wherein the cross-section of the through-hole is rectangular, circular, or polygonal.

6. The positioning Kong Ji as set forth in claim 1, wherein the plurality of counter bores are arranged in a direction parallel to a line along which the chain channel extends.

7. The positioning Kong Ji as defined in claim 1, wherein a projected area of the positioning boss bottom at the roof plane is greater than a projected area of the positioning boss top at the roof plane.

8. The positioning Kong Ji as set forth in claim 1 wherein the top plate is provided with a first limiting plate on both sides, the first limiting plate extends downward from a bottom surface, a second limiting plate is provided on both sides of the bottom plate, and a top surface of the second limiting plate extends upward.

9. The positioning Kong Ji as set forth in claim 8 wherein the first limiting plate is of unitary stamped construction with the top plate and the second limiting plate is of unitary stamped construction with the bottom plate.

10. A slider structure, comprising:

The positioning Kong Ji as defined in any one of claims 1-9, the pilot hole base includes a top plate, a bottom plate, and a connecting plate, the top plate and the bottom plate are disposed opposite to each other and connected by the connecting plate, a chain path is formed between the top plate, the bottom plate, and the connecting plate,

The two ends of the top surface of the top plate are oppositely provided with punch-formed counter bores and through holes, the top surface of the top plate is also provided with punch-formed positioning protrusions, and the positioning protrusions are provided with positioning holes;

One end of the horse hook is rotationally connected with a counter bore on the positioning hole base, the other end of the horse hook penetrates through the through hole and extends into the chain channel, and the horse hook is used for performing self-locking operation on the pull head;

The pull piece is positioned above the positioning hole base and sleeved on the horse hook;

The cap is inserted at the outer side of the positioning protrusion, a riveting point and the positioning Kong Maoge are arranged at the inner side of the cap, and one end of the hook and one end of the pull tab are contained in the cap; and

The elastic piece is positioned in the cap, and is abutted with the hook and the pull tab.