CN211961119U - Riveting end structure for two ends of elastic sheet clamped at inner side of pull head cap - Google Patents
Riveting end structure for two ends of elastic sheet clamped at inner side of pull head cap Download PDFInfo
- Publication number
- CN211961119U CN211961119U CN201922443137.5U CN201922443137U CN211961119U CN 211961119 U CN211961119 U CN 211961119U CN 201922443137 U CN201922443137 U CN 201922443137U CN 211961119 U CN211961119 U CN 211961119U
- Authority
- CN
- China
- Prior art keywords
- cap
- elastic piece
- cap cavity
- riveting
- elastic sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Insertion Pins And Rivets (AREA)
Abstract
The utility model provides a riveting end structure for two ends of a snap spring sheet at the inner side of a pull head cap, which comprises a cap body; the cap body is provided with a top part, two end parts and two side walls which form a cap cavity; two elastic piece placing tables which are respectively arranged at two end parts in the cap cavity are arranged in the cap cavity and respectively are a first elastic piece placing table and a second elastic piece placing table; a first riveting end is arranged on one side wall, close to the first elastic sheet placing table, in the cap cavity, and a second riveting end is arranged on the other side wall, close to the second elastic sheet placing table, in the cap cavity; the first elastic piece placing table and the second elastic piece placing table are respectively used for supporting and placing two end parts of an elastic piece, and the distance between the elastic piece and the inner top cambered surface of the cap cavity is an elastic piece moving space; and the first riveting end and the second riveting end are punched to generate a bent end surface covering the edge of the elastic sheet so that the elastic sheet is locked in the cap cavity by the bent riveting end. The structure is simple and stable, and the elastic sheet can move in a large elastic range in the cap cavity while being fixed.
Description
Technical Field
The utility model relates to a zip fastener technical field especially relates to a riveting end structure that is used for inboard card spring leaf both ends of pull head cap.
Background
The zipper is a connecting piece which enables articles to be combined or separated by means of continuously arranged zipper teeth, and is applied to articles for daily use such as clothes, backpacks and tents in daily life of people in an indispensable and large quantity. The zipper consists of zipper teeth, a zipper head, an upper stop part, a lower stop part or a locking part and the like. Generally, a zipper is composed of two zipper tapes, each zipper tape has a row of zipper teeth, and the two rows of zipper teeth are arranged in a staggered manner. The fastener elements are key parts, and directly determine the side pull strength of the zipper. The zipper teeth at two sides are clamped by the pull head, and the zipper teeth at two sides can be mutually meshed or separated by sliding the pull tab.
With the development of the zipper industry, the slider for the zipper is continuously changed, some sliders are more practical and some sliders are more beautiful, none of the improvements does not contribute to the convenience of daily life of people, the development of science and technology also provides a solid foundation for the improvement, and meanwhile, the requirement of people on details is higher and higher. Generally, a slide fastener includes elements and a slider, and the elements are opened and closed by moving the slider. Generally, a pull tab is provided on the slider so that the pull tab is fixed to the slider, and the slide fastener is opened and closed by pulling the slider with a hand. There are various kinds of sliders, and corresponding pull lugs have various designs, such as a locking anti-slip slider, a spring pull, and the like, and the design of the pull lug is generally in the form of a cap in which a spring piece is designed. The elastic sheet needs to be riveted in the cap to realize fixation, but the elastic sheet needs to have a certain moving space to realize springing when being riveted and fixed, so that the design of the riveting structure of the cap has strict requirements.
Therefore, in view of the problems in the prior art, it is desirable to provide a novel structure for riveting ends of two ends of a spring tab inside a slider cap, which fixes a spring tab inside the cap by a riveting structure, and has a stable fixing of the spring tab on the cap and a good moving space.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the prior art, the utility model provides a riveting end structure for two ends of a snap spring sheet inside a pull head cap; the riveting end is simple and novel in structure, the elastic sheet is fixed on the inner side of the cap through the riveting structure, and the elastic sheet is stably fixed on the cap and has a good moving space.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a riveting end structure for two ends of a snap spring sheet at the inner side of a pull head cap, which comprises a cap body; the cap body is provided with a top part, two end parts and two side walls which form a cap cavity;
the corresponding top in the cap cavity protrudes outwards to form an arc surface on the end surface of the top; two elastic piece placing tables which are respectively arranged at two end parts in the cap cavity are arranged in the cap cavity and respectively are a first elastic piece placing table and a second elastic piece placing table;
specifically, the corresponding top in the cap cavity means that when the cap is connected with the pull body, the side far away from the pull body is the top.
Specifically, the design of the elastic sheet placing table is equivalent to heightening the elastic sheet, so that a certain distance is reserved between the elastic sheet and the top end face in the cap cavity, and the activity space of the elastic sheet during bending is enlarged.
In the above, a first riveting end is arranged on one side wall of the cap cavity close to the first spring plate placing table, and a second riveting end is arranged on the other side wall close to the second spring plate placing table;
specifically, two side walls in the cap cavity are respectively provided with a riveting end, and the two riveting ends are both arranged on the side wall close to one side of the spring piece placing table. Arranging the two riveting ends on two opposite side walls respectively to realize the fixation of the elastic sheet; the fixing of the spring plate is realized by using a minimum number of riveting ends. And the first riveting end and the second riveting end are respectively fixed on one side of the elastic sheet, so that the elastic sheet is not fixed too tightly, and the elastic sheet can move better in the cap cavity. Meanwhile, the weight of the cap is reduced, so that the structure is stable and lighter.
The first elastic piece placing table and the second elastic piece placing table are respectively used for supporting and placing two end parts of an elastic piece, and the distance between the elastic piece and the inner top cambered surface of the cap cavity is an elastic piece moving space; and the first riveting end and the second riveting end are punched to generate a bent end surface covering the edge of the elastic sheet so that the elastic sheet is locked in the cap cavity by the bent riveting end.
Specifically, the elastic piece placing table supports two end parts of the elastic piece, the middle part of the elastic piece is a certain distance away from the top cambered surface in the cap cavity, the distance enables the middle part of the elastic piece to have more space when the elastic piece is bent and deformed, and the elastic piece has a better reset effect on the pull piece after rebounding.
In the above, the spring plate placing table has a plurality of protruding points protruding along the end surface.
Preferably, the plurality of bumps are distributed in a linear arrangement on the end face of the spring rest.
Preferably, the height of the salient point is 0.01 mm-0.05 mm.
Specifically, the elastic sheet is further lifted by the design of the convex points, so that the elastic sheet can be better bent and deformed.
And the bottoms of the first riveting end and the second riveting end are connected with the top cambered surface in the cap cavity.
Specifically, the bottom of the riveting end is connected with the top cambered surface in the cap cavity, so that the riveting end can be better fixed in the cap cavity, the riveting end has better rigidity, and the riveting end cannot break and fall off due to stamping stress.
In the above, the first riveting end and the second riveting end include a main body and a stamping part; the main body is connected with the cap cavity, and the stamping part extends towards the end face of the cap along the end face of the main body, so that the stamping part is convex relative to the main body.
Specifically, the end face of the cap refers to the end face of the cap connected with the pull body.
Specifically, the arrangement of the stamping part and the main body can ensure that the non-stamping part (namely the main body part) of the riveting end can not bear force during stamping. Only the stamping part is stamped and bent, so that the structure of the riveting end is more stable. The thickness of the stamped part may be set thinner relative to the body, making it easier to bend. Meanwhile, the main body is connected with the inner wall of the cap cavity, and the main body needs to have better rigidity so as to prevent the riveted end from falling off in the cap cavity; the stamping part can be made of materials which are easy to bend and deform, so that the stamping and bending effects are better, and the elastic sheet can be better locked in the cap cavity.
Preferably, the thickness of the punch part is gradually reduced from the body toward the cap end surface.
Preferably, after the stamping part is stamped and bent, the range of the stamping part covering the edge end face of the elastic sheet is 0.02 mm-2 mm.
The elastic sheet is I-shaped, and when the elastic sheet is placed in the cap cavity, two ends of the elastic sheet are in contact connection with the inner wall surface of the cap cavity.
Specifically, two end parts of the I-shaped elastic sheet are connected with two end parts of the cap cavity, namely the elastic sheet is clamped in the cap cavity, so that the elastic sheet can be locked in the cap cavity better; the riveting end does not need to be over-tightened to lock the elastic sheet, the I-shaped elastic sheet is matched with the cap cavity to assist the fixing of the elastic sheet to a certain degree, and the locking part of the riveting end mainly aims at the middle area of the elastic sheet, so that the riveting end does not need to be pressed to be over-tightened, the middle part of the elastic sheet can move up and down to a certain degree, and a better resetting effect is achieved.
Preferably, the distance between the elastic sheet and the arc surface at the top in the cap cavity is 0.02 mm-2 mm.
The utility model has the advantages that:
the utility model provides a riveting end structure for the two ends of a clamping spring sheet at the inner side of a pull head cap, which is provided with a spring sheet placing table and a riveting end in a cap cavity; the elastic sheet placing table is higher than the elastic sheet, so that a certain distance is formed between the elastic sheet and the top end face in the cap cavity, and the activity space of the elastic sheet during bending is enlarged; and two riveting ends are respectively arranged on the two side walls in the cap cavity, and are arranged on the side wall close to one side of the elastic sheet placing table. Arranging the two riveting ends on two opposite side walls respectively to realize the fixation of the elastic sheet; the fixing of the spring plate is realized by using a minimum number of riveting ends. And the first riveting end and the second riveting end are respectively fixed on one side of the elastic sheet, so that the elastic sheet is not fixed too tightly, and the elastic sheet can move better in the cap cavity. Meanwhile, the weight of the cap is reduced, so that the structure is stable and lighter.
Drawings
Fig. 1 is a schematic view of a cap with a riveted end structure according to the present invention;
fig. 2 is a schematic structural view of a riveting end structure and a spring plate in a cap cavity according to the present invention;
fig. 3 is a schematic structural view of the riveted end provided by the present invention without punching;
fig. 4 is a schematic structural view of a riveting end punching part and a main body provided by the present invention;
fig. 5 is a schematic view of the spring plate structure provided by the present invention;
fig. 6 is the utility model provides a curved riveting schematic diagram after riveting end punching press.
Description of the reference numerals
1 cap cavity, 11 top, 12 cap cavity two ends, 13 side walls; 2, 21 two ends of spring plate;
11a top arc surface; 121a spring plate rest, 121a first spring plate rest, 121b second spring plate rest; 131a first riveting end, 131b second riveting end, 131-1 main body, 131-2 punching part; 122 with bumps.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 6, the present embodiment provides a riveting end structure for two ends of a snap spring at an inner side of a cap of a slider, comprising a cap body; the cap body is provided with a top 11, two ends 12 and two side walls 13 which form a cap cavity 1;
the corresponding top part 11 in the cap cavity 1 protrudes outwards to form an arc surface 11a on the end surface of the top part; two elastic piece placing tables 121 respectively arranged at two end parts 12 in the cap cavity 1 are arranged in the cap cavity 1, namely a first elastic piece placing table 121a and a second elastic piece placing table 121 b;
specifically, the corresponding top 11 in the cap cavity 1 means that when the cap is connected with the pull body, the side far away from the pull body is the top 11. The design of the elastic piece placing table 121 is equivalent to heightening the elastic piece 2, so that the elastic piece 2 has a certain distance with the end surface of the top 11 in the cap cavity 1, and the activity space of the elastic piece 2 when being bent is enlarged.
In this embodiment, a first riveting end 131a is disposed on one side wall 13 of the cap cavity 1 close to the first spring rest 121a, and a second riveting end 131b is disposed on the other side wall 13 close to the second spring rest 121 b;
specifically, two side walls 13 in the cap cavity 1 are respectively provided with one riveting end 131, and the two riveting ends 131 are both provided on the side wall 13 close to the spring rest 121. The two riveting ends 131 are respectively arranged on the two opposite side walls 13 to realize the fixation of the elastic sheet 2; the fixing of the elastic sheet 2 is realized by the least number of riveting ends 131, and the weight of the cap is reduced. And the first riveting end 131a and the second riveting end 131b respectively fix one side of the elastic sheet 2, so that the elastic sheet 2 is not fastened too tightly, and the elastic sheet 2 can move better in the cap cavity 1. Meanwhile, the weight of the cap is reduced, so that the structure is stable and lighter.
The first elastic piece placing table 121a and the second elastic piece placing table 121b are respectively used for supporting two end parts 12 for placing an elastic piece, and the distance between the elastic piece 2 and the inner top cambered surface 11a of the cap cavity 1 is an elastic piece moving space; the first riveting end 131a and the second riveting end 131b are punched to generate a bent end surface covering the edge of the elastic sheet 2, so that the elastic sheet is locked in the cap cavity 1 by the bent riveting end. The elastic piece placing table 121 supports the two end parts 12 of the elastic piece, the middle part of the elastic piece has a certain distance with the top cambered surface 11a in the cap cavity 1, the distance enables the middle part of the elastic piece to have more space when being bent and deformed, and the elastic piece has better resetting effect on the pulling piece after rebounding.
In the present embodiment, the end surfaces of the spring rest 121a and 121b are provided with two protruding points 122 protruding along the end surfaces. The two bumps 122 are arranged in a straight line on the end surfaces of the spring rest 121a and 121 b. The height of the bump 122 is 0.02 mm. The shell fragment 2 is further raised in the design of bump 122, makes to possess more dodge spaces between top cambered surface and the shell fragment, and the shell fragment can carry out bending deformation better.
In this embodiment, the bottoms of the first and second riveting ends 131a and 131b are connected to the top arc surface 11a in the cap cavity 1. The bottom of the riveting end is connected with the top cambered surface 11a in the cap cavity 1, so that the riveting end can be better fixed in the cap cavity 1, the rigidity is better, and the riveting end cannot break and fall off due to stamping stress.
As above, the first and second riveting ends 131a and 131b include a main body 131-1 and a stamped part 131-2; the main body 131-1 is connected with the cap cavity 1, and the stamped part 131-2 extends along the end face of the main body towards the end face of the cap, so that the stamped part 131-2 is convex relative to the main body. The end face of the cap refers to the end face of the cap connected with the pull body.
Specifically, the stamping part 131-2 and the body 131-1 are arranged to ensure that the non-stamping part (i.e., the body part) of the riveting end is not stressed during stamping. Only the stamping part 131-2 is stamped and bent, so that the structure of the riveting end 131 is more stable. The thickness of the stamped part 131-2 may be set thinner relative to the body, making it easy to bend. Meanwhile, the main body is connected with the inner wall of the cap cavity 1, and the main body needs to have better rigidity so as to prevent the riveted end from falling off in the cap cavity 1; the stamping part 131-2 can be made of a material which is easy to bend and deform, so that the stamping and bending effects are better, and the elastic sheet can be better locked in the cap cavity 1. The thickness of the punch 131-2 is gradually reduced from the body toward the cap end surface. After the punching part 131-2 is punched and bent, the range of the punching part 131-2 covering the edge end face of the elastic sheet 2 is 0.05 mm.
In this embodiment, the shape of the elastic sheet 2 is an i-shape, and when the elastic sheet 2 is placed in the cap cavity 1, the two ends 21 of the elastic sheet are in contact connection with the inner wall surface of the cap cavity 1.
Specifically, two end portions 21 of the I-shaped elastic sheet are connected with two end portions 12 of the cap cavity 1, which is equivalent to clamping the elastic sheet 2 in the cap cavity 1, so that the elastic sheet can be locked in the cap cavity 1 better; the riveting end 131 does not need to be over-tightened for locking the elastic sheet 2, the I-shaped elastic sheet is matched with the cap cavity 1 to assist the fixing to a certain degree, and the locking part of the riveting end mainly aims at the middle area of the elastic sheet, so that the riveting end does not need to be pressed to be over-tightened, the middle part of the elastic sheet can move up and down to a certain degree, and a better resetting effect is achieved.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
1. A riveting end structure for two ends of a snap spring sheet on the inner side of a pull head cap comprises a cap body; the cap body is provided with a top part, two end parts and two side walls which form a cap cavity; it is characterized in that the preparation method is characterized in that,
the corresponding top in the cap cavity protrudes outwards to form an arc surface on the end surface of the top; two elastic piece placing tables which are respectively arranged at two end parts in the cap cavity are arranged in the cap cavity and respectively are a first elastic piece placing table and a second elastic piece placing table;
a first riveting end is arranged on one side wall of the cap cavity close to the first elastic sheet placing table, and a second riveting end is arranged on the other side wall of the cap cavity close to the second elastic sheet placing table;
the first elastic piece placing table and the second elastic piece placing table are respectively used for supporting and placing two end parts of an elastic piece, and the distance between the elastic piece and the inner top cambered surface of the cap cavity is an elastic piece moving space; and the first riveting end and the second riveting end are punched to generate a bent end surface covering the edge of the elastic sheet so that the elastic sheet is locked in the cap cavity by the bent riveting end.
2. The rivet end structure of claim 1, wherein the spring rest end face is provided with a plurality of protrusions protruding along the end face.
3. The rivet end structure of claim 2, wherein the plurality of protrusions are distributed in a linear arrangement on the end face of the spring rest.
4. The riveted end structure of claim 2, wherein the height of the bump is 0.01mm to 0.05 mm.
5. The riveted end structure of claim 1, wherein the bottom of each of the first and second riveted ends is connected to the top cambered surface in the cap cavity.
6. The riveted end structure of claim 1, wherein the first and second riveted ends include a main body and a stamped portion; the main body is connected with the cap cavity, and the stamping part extends towards the end face of the cap along the end face of the main body, so that the stamping part is convex relative to the main body.
7. The rivet end structure according to claim 6, wherein the thickness of the punch part is gradually reduced from the body toward the cap end surface.
8. The riveted end structure according to claim 7, wherein the punched part covers the edge end face of the elastic piece within the range of 0.02mm to 2mm after being punched and bent.
9. The riveted end structure according to claim 1, wherein the elastic piece is I-shaped, and when the elastic piece is placed in the cap cavity, two end parts of the elastic piece are in contact connection with the inner wall surface of the cap cavity.
10. The riveted end structure according to claim 1, wherein the distance between the spring plate and the arc surface of the inner top of the cap cavity is 0.02 mm-2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922443137.5U CN211961119U (en) | 2019-12-27 | 2019-12-27 | Riveting end structure for two ends of elastic sheet clamped at inner side of pull head cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922443137.5U CN211961119U (en) | 2019-12-27 | 2019-12-27 | Riveting end structure for two ends of elastic sheet clamped at inner side of pull head cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211961119U true CN211961119U (en) | 2020-11-20 |
Family
ID=73369901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922443137.5U Expired - Fee Related CN211961119U (en) | 2019-12-27 | 2019-12-27 | Riveting end structure for two ends of elastic sheet clamped at inner side of pull head cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211961119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113508967A (en) * | 2021-09-06 | 2021-10-19 | 高梵(浙江)信息技术有限公司 | Self-locking down pants zipper puller |
-
2019
- 2019-12-27 CN CN201922443137.5U patent/CN211961119U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113508967A (en) * | 2021-09-06 | 2021-10-19 | 高梵(浙江)信息技术有限公司 | Self-locking down pants zipper puller |
| CN113508967B (en) * | 2021-09-06 | 2023-07-28 | 高梵(浙江)信息技术有限公司 | Self-locking type down pants zipper head |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4995455A (en) | Plate heat exchanger with glueless gaskets | |
| CN211961119U (en) | Riveting end structure for two ends of elastic sheet clamped at inner side of pull head cap | |
| CN102341018A (en) | Sliding device | |
| CN101254041A (en) | Slide fastener engaging element and slide fastener | |
| CN105996314A (en) | Buckle | |
| CN102551280B (en) | Zipper slide block and zipper slider with same | |
| CN204157813U (en) | The buckled Wallet belt fastener of a kind of side pressure | |
| KR200437217Y1 (en) | Grip exerciser | |
| CN102536013B (en) | Furniture hinge | |
| CN207236284U (en) | A kind of straight shrapnel cap pull head | |
| KR200422256Y1 (en) | Combination structure of a zipper head | |
| CN202461318U (en) | Punching compound die with four bent corners | |
| CN113508967B (en) | Self-locking type down pants zipper head | |
| CN104582532B (en) | Fixed system and drawer | |
| CN209518359U (en) | A kind of slider of zipper fastener being easily installed | |
| CN202819886U (en) | Elastic lock catch for pure gold bracelet | |
| CN201899378U (en) | Steam valve | |
| CN210318024U (en) | Riveting connection structure | |
| CN218683136U (en) | Novel handrail | |
| CN217562743U (en) | Battery module | |
| CN210925812U (en) | Contact combination rivet | |
| CN109770484B (en) | Stopper for slide fastener and method of manufacturing slide fastener | |
| CN214072108U (en) | Slider and slider manufacturing device | |
| CN215303499U (en) | Ear structure is born to hand dialling | |
| CN210555559U (en) | Connecting edge strip for lower wall plate of wing root |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 Termination date: 20211227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |