CN114617340A - Simple metal four-in-one button bottom three-piece and manufacturing method - Google Patents
Simple metal four-in-one button bottom three-piece and manufacturing method Download PDFInfo
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- CN114617340A CN114617340A CN202210451313.3A CN202210451313A CN114617340A CN 114617340 A CN114617340 A CN 114617340A CN 202210451313 A CN202210451313 A CN 202210451313A CN 114617340 A CN114617340 A CN 114617340A
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- buckle
- elastic
- surrounding
- male
- mounting
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B17/00—Press-button or snap fasteners
- A44B17/0047—Press-button fasteners consisting of three parts
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B17/00—Press-button or snap fasteners
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B17/00—Press-button or snap fasteners
- A44B17/0064—Details
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B17/00—Press-button or snap fasteners
- A44B17/0064—Details
- A44B17/0094—Details made from solid metal
Abstract
The invention discloses a simple metal four-in-one button bottom three piece and a manufacturing method, wherein a containing part of a female button is freely clamped with a convex part of a male button in a loading and unloading manner, a plurality of elastic parts are distributed on the containing part of the female button at regular intervals along the circumferential direction, each elastic part radially protrudes inwards, the outer end surface of each elastic part is a smooth convex curved surface, a vertical gap for separating two adjacent elastic parts is formed in the containing part and extends to the middle position of the containing part, the elastic parts and the inner wall of the containing part are integrally formed, and each elastic part synchronously expands outwards under the extrusion action of the convex part of the male button and recovers under the action of the self elastic force to clamp the convex part of the male button; the female buckle, the male buckle and the bottom buckle of the snap fastener are manufactured in a single process, the structure is simplified, the design is optimized, the manufacturing method is improved, the manufactured bottom three components are single parts, the integral snap fastener is light and thin and compact in structure, the female buckle has good elastic restoring force, and the buckling stability of the male buckle and the female buckle is guaranteed.
Description
Technical Field
The invention relates to the technical field of snap fasteners, in particular to a simple metal snap fastener bottom three piece and a manufacturing method thereof.
Background
The metal snap fastener is one of buttons, and comprises a snap fastener, a spring fastener (light fastener), a large white fastener (hood button), a fish eye fastener (bubble button), a magnet fastener and the like. The metal snap fastener is divided into four components of ABCD from top to bottom, wherein the A part is called a surface fastener and is generally used for decoration, and various patterns and designs are carved on the surface. The B piece is called a female buckle, generally comprises two to five parts to form a female buckle component, is embedded with an S-shaped spring, an O-shaped spring, a plastic spring and the like, and the middle part can provide tensile force of elastic deformation; the C piece is called a male buckle, generally comprises two to three parts to form a male buckle component, the parts are mostly in a circular convex shape, and the convex side wall is provided with a groove which can be clamped with the elastic part of the female buckle. The pulling and pulling can generate opening and closing force to open and close the clothes. Piece D is referred to as a bottom clip and typically has two pieces that make up a bottom clip component. The AB piece is one side to which the garment is attached and the CD piece is the other side to which the garment is attached. The metal snap fastener B, C and D are called bottom three, also called bottom three. The bottom three pieces of the metal snap fastener have fewer market styles, the market consumption is huge, and the input energy consumption is also huge. The A-piece surface fastener of the metal snap fastener is various in variety, and the market consumption of each product is relatively small.
The snap fastener is a member for engaging and disengaging a protrusion of a male buckle with a receiving part of a female buckle, and the existing female buckle is internally provided with parts such as a copper ring, an S-shaped copper wire, a plastic ring and the like, has good elastic deformation performance, and can ensure the stability of the female buckle and the male buckle, but the bottom three pieces of the traditional metal four-way buckle such as a female buckle member, a male buckle member, a bottom buckle member and the like which are composed of multiple parts have multiple manufacturing processes, large input labor, raw materials and energy consumption, large parts need multiple punching devices for punching and molding, multiple processes are respectively processed and manufactured, and the subsequent multiple parts need to be assembled into one member by manpower or combined devices, so that more defective products are generated in each process, and the working efficiency of the bottom three pieces of the traditional metal four-way buckle and the manufacturing method is not high, so that the bottom three pieces of the traditional metal four-way buckle are heavy in weight, large in volume, and various manual work is performed, The raw material and energy costs are high. Along with the continuous improvement of the quality of life and the enhancement of environmental protection consciousness, the requirements of people on clothes are higher and higher, so that a high-quality metal four-in-one button bottom three piece which is light and thin, does not need to be assembled, is formed in a single process, has a compact structure, does not need to be assembled, is energy-saving and environment-friendly, and is low in cost is needed, so that the requirements of people on life and environment are very necessary.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a simple metal four-in-one button bottom three piece and a manufacturing method thereof.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a simple type metal four closes at bottom of detaining three, includes box, pin thread and the end knot that metal material an organic whole was made, the block that freely was loaded and unloaded to the bellying of the portion of accomodating of this box and pin thread, its characterized in that: the female buckle comprises a containing part and a male buckle, wherein a plurality of elastic parts are distributed at regular intervals in the circumferential direction of the containing part of the female buckle, each elastic part protrudes inwards in the radial direction, the outer end face of each elastic part is a smooth convex curved surface, a vertical gap for separating two adjacent elastic parts is formed in the containing part, the vertical gap extends to the middle position of the containing part, the elastic parts and the inner wall of the containing part are integrally formed, and each elastic part synchronously expands outwards under the extrusion action of the convex part of the male buckle and recovers under the action of the elastic force of the elastic part to clamp the convex part of the male buckle;
the male buckle comprises an inner ring portion, a transverse portion and an outer ring portion which are integrally formed from inside to outside, the inner ring portion and the outer ring portion are respectively located on the inner side and the outer side of the transverse portion, a mounting cavity is formed in one side, close to the transverse portion, of the inner ring portion, an enclosing portion is arranged at the other side end of the inner ring portion, a second mounting hole is formed in the enclosing portion, or the end of the enclosing portion protrudes upwards to form a mounting column of a hollow structure;
the end fastener comprises an end fastener body, wherein a fastening hole is formed in one side end face of the end fastener body or a deformation column is formed in the axial direction in a protruding mode.
Further, the female buckle comprises an inner cylinder part, a first inner surrounding part, a second inner surrounding part, a flat placing part and a peripheral part which are gradually formed from inside to outside, the inner cylinder part is the containing part, the inner cylinder part is hollow, one end of the inner cylinder part is provided with an opening for the male buckle protruding part to enter, the other end of the inner cylinder part is provided with a surrounding plate, the middle part of the surrounding plate is provided with a first mounting hole, the elastic part and the inner cylinder part are integrally formed, the elastic part is arranged at one end, close to the opening, of the inner cylinder part, the first inner surrounding part and the elastic part are connected through a first annular connecting part, the lower end face of the first annular connecting part is a smooth convex curved surface, the first inner surrounding part and the outer wall of the inner cylinder part are in butt joint, an extrusion cavity located on the outer side wall of the elastic part is formed between the first inner surrounding part and the first inner surrounding part, a certain distance exists between the second inner surrounding part and the first inner surrounding part, and one end, far away from the elastic part, is connected through a second annular connecting part, the flat part is formed by radially and outwardly extending the outer end part of the second inner peripheral part, the outer peripheral part is formed by extending the flat part towards one side far away from the elastic part along the vertical direction, a certain distance is reserved between the outer peripheral part and the second inner peripheral part, and one end of the outer peripheral part far away from the flat part radially and inwardly extends to form a closing part.
Further, the vertical gap is arranged to penetrate the inner cylinder part and the first inner peripheral part.
Furthermore, the lateral wall of outer ring portion is provided with the joint groove of indent.
Furthermore, a second mounting hole is formed in the surrounding portion and communicated with the mounting cavity, the diameter of the second mounting hole is smaller than the inner diameter of the mounting cavity, and the second mounting hole extends towards the inside of the mounting cavity to form a limiting ring; the end face of one side of the bottom buckle body protrudes along the axial direction to form a deformation column.
Furthermore, a second mounting hole is formed in the surrounding part, the surrounding part extends into the mounting cavity from the position of the second mounting hole to form a cylindrical mounting part, and the end face of one side of the mounting part, which is positioned in the mounting cavity, is a closed end; the end face of one side of the bottom buckle body protrudes along the axial direction to form a deformation column.
Further, the end face of the surrounding body is upwards protruded to form a mounting column of a hollow structure; and a fastening hole is formed in the end face of one side of the bottom buckle body.
A manufacturing method of a simple metal four-in-one button bottom three piece comprises the following steps:
s1, integrally forming a female buckle into a single-process metal mould through multiple stations, carrying out composite blanking and in-mould riveting in a continuous stamping mode through multiple stations to obtain an integrated structure;
s2, the male buckle is an integrated structure which is formed by metal material single-process multi-station forming, multi-station strip continuous die form, composite blanking and in-die riveting;
s3, the bottom buckle is formed by multiple stations of a single process of metal materials, and the multiple stations of the strip continuously stretch the die, and the method comprises the steps of composite blanking and in-die riveting to form an integrated structure.
Compared with the prior art, the invention has the beneficial effects that:
1. in the female buckle made of metal materials, the inner side part of the containing part can have proper and sufficient elastic deformation performance without adding other parts such as a spring, plastics and the like, the convex elastic part is extruded with the convex part of the male snap fastener, so that the connection strength of the containing part and the male snap fastener can be improved, particularly, under the condition that the male buckle and the female buckle are subjected to pulling force (transverse pulling force) along the horizontal direction, a split structure is formed by arranging a vertical gap between adjacent female buckles, a good external expansion effect is achieved, and after the convex part of the male buckle is extruded and enters, the male buckle can be quickly restored to be gathered to the middle, and the buckling of the female buckle and the male buckle is realized.
2. The elastic parts protruding from the inner side of the storage part are uniformly distributed along the circumferential direction and are equivalent to a split structure, the split of the female buckle is ingeniously designed into a built-in split, the built-in split improves the lateral and forward bearing pressure, the female buckle cannot be easily deformed like a common external split, the opening and closing tension of the button cannot be influenced, and the problems that linear fabrics, ropes and hairs are easily scraped and blocked at the gap of the common external split female buckle and the like are also solved.
3. The structure of the metal four-in-one buckle bottom three pieces (the female buckle, the male buckle and the bottom buckle) is simplified, the product is light and thin, the thickness is thinned, the size is reduced, and the investment and the use of metal raw materials are saved.
4. The metal four-in-one button bottom three parts (the female button, the male button and the bottom button) are all independently formed parts, and the metal four-in-one button bottom three parts are manufactured separately by multiple processes and combined into a single process to be manufactured and integrally formed in the prior art, so that the assembly process is saved.
5. The manufacturing process is reduced, various waste products and defective products generated in the combination process are reduced, and waste is reduced.
6. The process is reduced, the weight is reduced, the size is reduced, the energy investment of manpower and equipment is correspondingly reduced in a large proportion, and the investment of relevant electroplating and paint spraying is reduced, so that the cost is reduced, the energy consumption is reduced, and the environment is more and more friendly.
Drawings
Fig. 1 is a schematic structural diagram of a female buckle according to a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a box according to a first embodiment of the present invention;
FIG. 3 is a schematic view of a female buckle, a male buckle and a bottom buckle assembly according to an embodiment of the present invention;
FIG. 4 is a schematic view of a structure of a female buckle, a male buckle and a bottom buckle assembled with a sheet of nailing cloth according to an embodiment of the present invention;
FIG. 5 is an exploded view of the female buckle, male buckle and bottom buckle according to one embodiment of the present invention;
FIG. 6 is a schematic view of the structure of the female buckle, the male buckle and the bottom buckle according to the second embodiment of the present invention;
FIG. 7 is a schematic view of a second embodiment of the present invention, showing a structure of a female buckle, a male buckle and a bottom buckle with a sheet of nailing cloth;
FIG. 8 is an exploded view of the female buckle, the male buckle and the bottom buckle according to the second embodiment of the present invention;
FIG. 9 is a schematic view of the structure of the female buckle, the male buckle and the bottom buckle assembly according to the third embodiment of the present invention;
FIG. 10 is a schematic view of a third embodiment of the present invention, showing a structure of a female buckle, a male buckle and a bottom buckle with a nailing cloth;
fig. 11 is an exploded view of the female buckle, the male buckle and the bottom buckle according to the third embodiment of the present invention.
Reference numerals are as follows: 1. a female buckle; 11. a storage section; 111. an inner cylinder part; 1111. an opening; 1112. a first mounting hole; 12. an elastic part; 121. a vertical gap; 122. an extrusion chamber; 13. a first inner peripheral portion; 14. a second inner peripheral portion; 15. a flattening section; 16. a peripheral portion; 17. A first annular connecting portion; 18. a second annular connecting portion; 19. a closing-in part; 2. a male buckle; 21. a male buckle body; 22. an inner ring portion; 23. an outer ring portion; 24. a transverse part; 25. a clamping groove; 26. a mounting cavity; 27. an enclosing section; 271. a second mounting hole; 2711. a limiting ring; 272. mounting a column; 273. an installation part; 28. a boss portion; 3. a bottom buckle; 31. a bottom buckle body; 311. buckling holes; 312. and (5) deforming the column.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
A simplified metal four-way buckle bottom three piece as shown in fig. 1 to 5, which includes a box 1, a pin 2 and a bottom buckle 3 made of metal material, wherein the receiving portion 11 of the box 1 is detachably engaged with the protruding portion 28 of the pin 2, the receiving portion 11 of the box 1 is distributed with a plurality of elastic portions 12 at regular intervals along the circumferential direction, each elastic portion 12 protrudes inward in the radial direction, the outer end surface of the elastic portion 12 is a smooth convex curved surface, a vertical gap 121 is arranged in the receiving portion 11 to separate two adjacent elastic portions 12, the vertical gap 121 extends to the middle position of the receiving portion 11, the elastic portions 12 are integrally formed with the inner wall of the receiving portion 11, and each elastic portion 12 expands outward simultaneously under the extrusion action of the protruding portion 28 of the pin 2 and recovers under the action of its own elastic force to clamp the protruding portion 28 of the pin 2;
the male buckle 2 comprises an inner ring part 22, a transverse part 24 and an outer ring part 23 which are integrally formed from inside to outside, the inner ring part 22 and the outer ring part 23 are respectively positioned on the inner side and the outer side of the transverse part 24, one side of the inner ring part 22 close to the transverse part 24 is provided with a mounting cavity 26, the other side end of the inner ring part 22 is provided with a surrounding part 27, the surrounding part 27 is provided with a second mounting hole 271 or the end surface of the surrounding part 27 protrudes upwards to form a mounting column 272 with a hollow structure;
the bottom buckle 3 comprises a bottom buckle 3 body, and a buckle hole 311 is arranged on one side end face of the bottom buckle 3 body or a deformation column 312 is formed by protruding along the axial direction.
Female buckle 1 includes interior section of thick bamboo portion 111, first interior portion 13, the interior portion 14, the parallel portion 15 and the peripheral portion 16 of enclosing of second that gradually takes shape from inside to outside, interior section of thick bamboo portion 111 is above-mentioned storage portion 11 promptly, interior section of thick bamboo portion 111 inside cavity and one end are provided with the opening 1111 that is used for supplying 2 bellying 28 entering of pin thread, the other end of interior section of thick bamboo portion 111 is provided with bounding wall and bounding wall middle part and is provided with first mounting hole 1112, above-mentioned elastic part 12 sets up in the one end that interior section of thick bamboo portion 111 is close to opening 1111 with interior section of thick bamboo portion 111 integrated into one piece and elastic part 12, be connected and the lower terminal surface of first annular connecting portion 17 is smooth convex surface through first annular connecting portion 17 between first interior portion 13 and the elastic part 12, first interior portion 13 and interior section of thick bamboo portion 111 outer wall looks butt and form the extrusion chamber 122 that is located elastic part 12 lateral wall between the two, there is certain distance and the one end that elastic part 12 was kept away from between second interior portion 14 and the first interior portion 13 passes through first annular The connection part 18 is connected, the flat part 15 is formed by extending the outer end of the second inner peripheral part 14 radially outwards, the outer peripheral part 16 is formed by extending the flat part 15 towards the side far away from the elastic part 12 along the vertical direction, a certain distance exists between the outer peripheral part 16 and the second inner peripheral part 14, one end of the outer peripheral part 16 far away from the flat part 15 extends radially inwards to form a closing part 19, and the vertical gap 121 is arranged by penetrating the inner cylinder part 111 and the first inner peripheral part 13.
The outer side wall of the outer ring part 23 is provided with a concave clamping groove 25, and the clamping groove 25 is arranged to provide a deformation space for the elastic part 12.
A second mounting hole 271 is formed in the surrounding portion 27, the second mounting hole 271 is communicated with the mounting cavity 26, the diameter of the second mounting hole 271 is smaller than the inner diameter of the mounting cavity 26, and the second mounting hole 271 extends towards the inside of the mounting cavity 26 to form a limiting ring 2711; one side end surface of the body of the bottom buckle 3 protrudes along the axial direction to form a deformation column 312.
A manufacturing method of a simple metal four-in-one button bottom three-piece comprises the following three steps:
s1, forming the female buckle 1 into a whole by a single-process die of a metal material through multiple stations, performing composite blanking and in-die riveting by adopting a mode of continuous stamping of multiple stations of strips to manufacture an integrated structure;
s2, the male buckle 2 is an integrated structure which is made of metal materials through single-process multi-station forming, multi-station strip continuous die forming, composite blanking and in-die riveting;
s3, the bottom buckle 3 is a single-process multi-station forming of metal materials, and the multi-station strip continuous stretching die form comprises composite blanking and in-die riveting to form an integrated structure.
The female buckle 1, the male buckle 2 and the bottom buckle 3 are formed through a multi-station progressive die.
Example two
As shown in fig. 6 to 8, the difference between the second embodiment and the first embodiment is: a second mounting hole 271 is formed in the surrounding portion 27, the surrounding portion 27 extends into the mounting cavity 26 from the position of the second mounting hole 271 to form a cylindrical mounting portion 273, and one end face of the mounting portion 273, which is located in the mounting cavity 26, is a closed end; one side end surface of the body of the bottom buckle 3 protrudes along the axial direction to form a deformation column 312.
Example three:
as shown in fig. 9 to 11, the third embodiment is different from the first embodiment in that: the end face of the surrounding part 27 is upwardly protruded to form a mounting column 272 of a hollow structure; the end surface of one side of the body of the bottom buckle 3 is provided with a buckle hole 311.
The invention has the beneficial effects that:
1. in the female buckle 1 made of a metal material, the inner side portion of the accommodating portion 11 can have proper and sufficient elastic deformation performance without adding other parts such as a spring, plastics and the like, the convex elastic portion 12 is extruded with the convex portion 28 of the male buckle, so that the connection strength of the accommodating portion 11 and the male buckle can be improved, particularly, when the male buckle 2 and the female buckle 1 are subjected to pulling force (transverse pulling force) along the horizontal direction, a split structure is formed by arranging a vertical gap 121 between adjacent female buckles 1, a good external expansion effect is achieved, and after the convex portion 28 of the male buckle 2 is extruded and enters, the female buckle 1 and the male buckle 2 can be quickly restored to be gathered to the middle, and the buckling is realized.
2. The elastic parts 12 protruding from the inner side of the storage part 11 are uniformly distributed along the circumferential direction, and are equivalent to a split-type structure, the split of the female buckle 1 is ingeniously designed into a built-in split, the built-in split improves the lateral and positive bearing pressure, the female buckle is not easy to deform like a common external split, the opening and closing tension of the button is not influenced, and the problems that linear fabrics are easy to scrape and clamp ropes, hairs are easy to scrape and clamp and the like at the gap of the common external split female buckle 1 are also avoided.
3. The structure of the metal four-in-one button bottom three pieces (the female button 1, the male button 2 and the bottom button 3) is simplified, the product is light and thin, the thickness is thinned, the size is reduced, and the investment and the use of metal raw materials are saved.
4. The metal four-in-one button bottom three parts (the female button 1, the male button 2 and the bottom button 3) are all independently formed parts, and the metal four-in-one button bottom three parts are manufactured separately by multiple processes and combined into a single process to be manufactured and integrally formed in the prior art, so that the assembly process is saved.
5. The manufacturing process is reduced, various waste products and defective products generated in the combination process are reduced, and waste is reduced.
6. The process is reduced, the weight is reduced, the size is reduced, the energy investment of manpower and equipment is correspondingly reduced in a large proportion, and the investment of relevant electroplating and paint spraying is reduced, so that the cost is reduced, the energy consumption is reduced, and the environment is more and more friendly.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, that the preferred embodiments of the present invention are described in the above embodiments and the description, and not intended to limit the present invention, and that various changes and modifications may be made within the scope of the invention as claimed, which is defined by the appended claims and their equivalents, without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a three at the bottom of brief type metal four-closing buckle, includes box, pin thread and the end button that metal material an organic whole was made, the block that the bellying loading and unloading of the portion of accomodating of this box and pin thread are free, its characterized in that: the female buckle comprises a containing part and a male buckle, wherein a plurality of elastic parts are distributed on the containing part of the female buckle at regular intervals along the circumferential direction, each elastic part protrudes inwards in the radial direction, the outer end face of each elastic part is a smooth convex curved surface, a vertical gap for separating two adjacent elastic parts is formed in the containing part, the vertical gap extends to the middle position of the containing part, the elastic parts and the inner wall of the containing part are integrally formed, and each elastic part synchronously expands outwards under the extrusion action of the convex part of the male buckle and recovers under the action of the elastic force of the elastic part to clamp the convex part of the male buckle;
the male buckle comprises an inner ring portion, a transverse portion and an outer ring portion which are integrally formed from inside to outside, the inner ring portion and the outer ring portion are respectively located on the inner side and the outer side of the transverse portion, a mounting cavity is formed in one side, close to the transverse portion, of the inner ring portion, an enclosing portion is arranged at the other side end of the inner ring portion, a second mounting hole is formed in the enclosing portion, or the end of the enclosing portion protrudes upwards to form a mounting column of a hollow structure;
the end fastener comprises an end fastener body, wherein a fastening hole is formed in one side end face of the end fastener body or a deformation column is formed in the axial direction in a protruding mode.
2. The reduced metal toggle base three as recited in claim 1, further comprising: the female buckle comprises an inner cylinder part, a first inner surrounding part, a second inner surrounding part, a flat placing part and a peripheral part which are gradually formed from inside to outside, the inner cylinder part is the containing part, an opening for the male buckle protruding part to enter is formed in the hollow inner part of the inner cylinder part, the other end of the inner cylinder part is provided with a surrounding plate, a first mounting hole is formed in the middle of the surrounding plate, the elastic part and the inner cylinder part are integrally formed, the elastic part is arranged at one end, close to the opening, of the inner cylinder part, the first inner surrounding part and the elastic part are connected through a first annular connecting part, the lower end face of the first annular connecting part is a smooth convex curved surface, the first inner surrounding part and the outer wall of the inner cylinder part are abutted, an extrusion cavity located on the outer wall of the elastic part is formed between the first inner surrounding part and the first inner surrounding part, a certain distance exists between the second inner surrounding part and the first inner surrounding part, and one end, far away from the elastic part, is connected through a second annular connecting part, the flat part is formed by radially and outwardly extending the outer end part of the second inner peripheral part, the outer peripheral part is formed by extending the flat part towards one side far away from the elastic part along the vertical direction, a certain distance is reserved between the outer peripheral part and the second inner peripheral part, and one end of the outer peripheral part far away from the flat part radially and inwardly extends to form a closing part.
3. The reduced metal toggle base three as recited in claim 2, wherein: the vertical gap is arranged by penetrating the inner cylinder part and the first inner periphery part.
4. The reduced metal toggle base three as recited in claim 1, further comprising: the lateral wall of outer ring portion is provided with the joint groove of indent.
5. The reduced metal toggle base three as recited in claim 1, further comprising: a second mounting hole is formed in the surrounding part and is communicated with the mounting cavity, the diameter of the second mounting hole is smaller than the inner diameter of the mounting cavity, and the second mounting hole extends towards the inside of the mounting cavity to form a limiting ring; the end face of one side of the bottom buckle body protrudes along the axial direction to form a deformation column.
6. The compact metal toggle base three as recited in claim 1, further comprising: the surrounding part is provided with a second mounting hole, the surrounding part extends into the mounting cavity from the position of the second mounting hole to form a cylindrical mounting part, and the end face of one side of the mounting part, which is positioned in the mounting cavity, is a closed end; the end face of one side of the bottom buckle body protrudes along the axial direction to form a deformation column.
7. The reduced metal toggle base three as recited in claim 1, further comprising: the end surface of the enclosure is upwards protruded to form a mounting column of a hollow structure; and a fastening hole is formed in the end face of one side of the bottom buckle body.
8. The method for manufacturing a reduced metal snap bottom three-piece according to claims 1 to 7, wherein:
s1, integrally forming a female buckle into a single-process metal mould through multiple stations, carrying out composite blanking and in-mould riveting in a continuous stamping mode through multiple stations to obtain an integrated structure;
s2, the male buckle is an integrated structure which is formed by metal material single-process multi-station forming, multi-station strip continuous die form, composite blanking and in-die riveting;
s3, the bottom buckle is formed by multiple stations of a single process of metal materials, and the multiple stations of the strip continuously stretch the die, and the method comprises the steps of composite blanking and in-die riveting to form an integrated structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210451313.3A CN114617340A (en) | 2022-04-26 | 2022-04-26 | Simple metal four-in-one button bottom three-piece and manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210451313.3A CN114617340A (en) | 2022-04-26 | 2022-04-26 | Simple metal four-in-one button bottom three-piece and manufacturing method |
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| CN114617340A true CN114617340A (en) | 2022-06-14 |
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| US1732837A (en) * | 1928-09-27 | 1929-10-22 | Scovill Manufacturing Co | Resilient snap-fastener element |
| CN1659316A (en) * | 2002-06-13 | 2005-08-24 | 日本新铬电镀株式会社 | Copper-tin-oxygen based alloy plating |
| CN102014684A (en) * | 2008-02-29 | 2011-04-13 | Ykk株式会社 | Male snap part and female snap part |
| CN209732756U (en) * | 2019-03-28 | 2019-12-06 | 东莞市钮纽实业有限公司 | Snap fastener |
| CN215532130U (en) * | 2021-09-23 | 2022-01-18 | 温州市方圆金属钮扣有限公司 | Ultra-thin metal snap fastener with stable pulling force |
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2022
- 2022-04-26 CN CN202210451313.3A patent/CN114617340A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1732837A (en) * | 1928-09-27 | 1929-10-22 | Scovill Manufacturing Co | Resilient snap-fastener element |
| CN1659316A (en) * | 2002-06-13 | 2005-08-24 | 日本新铬电镀株式会社 | Copper-tin-oxygen based alloy plating |
| CN102014684A (en) * | 2008-02-29 | 2011-04-13 | Ykk株式会社 | Male snap part and female snap part |
| CN209732756U (en) * | 2019-03-28 | 2019-12-06 | 东莞市钮纽实业有限公司 | Snap fastener |
| CN215532130U (en) * | 2021-09-23 | 2022-01-18 | 温州市方圆金属钮扣有限公司 | Ultra-thin metal snap fastener with stable pulling force |
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