CN110729615B - Method for manufacturing contact type spring sheet group - Google Patents
Method for manufacturing contact type spring sheet group Download PDFInfo
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- CN110729615B CN110729615B CN201911033352.6A CN201911033352A CN110729615B CN 110729615 B CN110729615 B CN 110729615B CN 201911033352 A CN201911033352 A CN 201911033352A CN 110729615 B CN110729615 B CN 110729615B
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 230000008569 process Effects 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 4
- 238000003698 laser cutting Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The invention relates to the technical field of communicating electronic devices, and particularly discloses a manufacturing method of a contact type spring sheet set. The invention provides a method for manufacturing a contact type elastic sheet set, which comprises the following steps: obtaining a flat plate, wherein the flat plate comprises a first plate, a first central area and a second plate which are sequentially connected; processing the first central area into a second central area to obtain a spring sheet plate, wherein the second central area comprises a plurality of strip-shaped bent plates which are arranged in parallel, one end of each strip-shaped bent plate is connected with the first plate, the other plate is connected with the second plate, the strip-shaped bent plates are provided with contacts for connecting electronic devices, and the shapes and the sizes of the contacts are the same; separating the second central area from the first plate and the second plate to obtain a plurality of elastic sheets. The sizes and the shapes of the plurality of elastic sheets obtained by the manufacturing method provided by the invention are consistent, and the processing error is small; when the contact is used in groups, the arrangement among the plurality of elastic sheet contacts is more tidy, the matching precision is high, the assembly is simple and efficient, and the error is small.
Description
Technical Field
The invention relates to the technical field of communicating electronic devices, in particular to a manufacturing method of a contact type spring sheet set.
Background
The method of metal spring contact has been widely used in the occasions where the conduction of electrical connection, the compression of force transmission, signal transmission and the like need to be realized. The spring plates used in the market at present are usually a spring foot used independently. The elastic sheets are designed to be independent one by one, bent into a required shape and used independently, or a plurality of elastic sheets are fixed on a support to be used in groups. Every shell fragment all can have machining error in the in-process of preparation, then constitutes a set of use again, and the assembly is complicated when using in groups, again produces assembly error. Therefore, the conditions of inconsistent distance, inconsistent length and size and inconsistent contact height exist among the plurality of elastic sheets fixed on one bracket. The spring plate scheme is difficult to use in the occasions with higher contact precision requirements. If the position precision between each contact of the elastic sheets used in a group is improved, the width of the elastic sheets needs to be widened, the length of the elastic sheets needs to be shortened, and the positioning precision between the elastic sheets needs to be strictly controlled. Therefore, the area of the elastic sheet is increased, and the manufacturing difficulty is increased.
Disclosure of Invention
The invention aims to provide a method for manufacturing a contact type spring plate group, which comprises the following steps of 1) solving the problem that the sizes and the shapes of all spring plates are inconsistent; 2) the problems that the spring pieces are not regularly arranged, the matching precision is low and the assembling error is large when the spring pieces are used in groups are solved, and the assembling process is simplified.
In order to achieve the purpose, the invention adopts the following technical scheme:
a manufacturing method of a contact type spring plate group comprises the following steps:
obtaining a flat plate, wherein the flat plate comprises a first plate, a first central area and a second plate which are sequentially connected;
processing the first central area into a second central area to obtain a spring sheet plate, wherein the second central area comprises a plurality of strip-shaped bent plates which are arranged in parallel, one end of each strip-shaped bent plate is connected with the first plate, the other end of each strip-shaped bent plate is connected with the second plate, the strip-shaped bent plates are provided with contacts for connecting electronic devices, and the shapes and the sizes of the contacts are the same;
separating the second central area from the first plate and the second plate to obtain a plurality of elastic sheets.
Preferably, the processing the first central area into a second central area and obtaining the elastic sheet plate comprises:
bending the first central area of the flat plate to obtain a first form plate, wherein the first form plate comprises a convex structure which is bent upwards or downwards, the length direction of the convex structure penetrates through the width direction of the first form plate, and the plurality of contacts are positioned on the convex structure;
and cutting the first form plate to form a plurality of strip-shaped bent plates and obtain the elastic sheet plate.
Preferably, the processing the first central area into a second central area and obtaining the elastic sheet plate comprises:
dividing the first central area to form a plurality of strip-shaped plates which are arranged at intervals and in parallel to obtain a second-form plate;
and bending the strip-shaped plates to obtain the strip-shaped bent plates and the elastic sheet plates.
Preferably, the first plate and one end of the second central area close to the first plate are located on the same plane; the second plate and one end of the second central area close to the second plate are positioned on the same plane.
Preferably, the bending is formed by a stamping or bending process, the dividing is formed by a punching or laser cutting process, and the second central area is separated from the first plate and the second plate by a cutting method.
Preferably, the second central area comprises a first connecting part, a contact area and a second connecting part which are connected in sequence, and a plurality of contacts are all positioned in the contact area; before separating the second central area from the first plate and the second plate to obtain a plurality of spring pieces, the method further comprises the following steps:
and fixing the elastic sheet plate on a fixing component.
Preferably, after the second central area is separated from the first plate and the second plate, the first connecting portion is electrically connected to a first to-be-connected component, and the contact area is electrically connected to a second to-be-connected component.
Preferably, the fixing assembly includes a first fixing bracket and a second fixing bracket, and the fixing of the elastic sheet plate on the fixing assembly specifically includes:
and fixing the first connecting part of the spring plate on the first fixing support, and inserting the second connecting part on the second fixing support.
Preferably, the second fixing support comprises a bottom and an embedding portion, the embedding portion comprises a plurality of parallel partition boards vertically fixed to the bottom, the two adjacent partition boards form accommodating portions, and the accommodating portions and the strip-shaped bent plates are arranged in a one-to-one correspondence manner.
Preferably, the inserting the second connecting portion on the second fixing bracket means:
and inserting the second connecting part into the accommodating part, wherein a gap is formed between the second connecting part and the bottom.
The invention has the beneficial effects that: the sizes and the shapes of the plurality of elastic sheets obtained by the manufacturing method provided by the invention are consistent, and the processing error is small; when the contact is used in groups, the arrangement among the plurality of elastic sheet contacts is more compact, the occupied area is small, the matching precision is high, the assembly is simple and efficient, and the error is small.
Drawings
FIG. 1 is a schematic structural diagram of a first form plate according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a spring plate according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a fixing assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural view illustrating an electrical connection between a spring plate set and a first to-be-connected component according to a first embodiment of the present invention;
fig. 5 is a schematic view illustrating a process of electrically connecting the elastic sheet set and the second to-be-connected component according to the first embodiment of the present invention;
fig. 6 is a schematic structural diagram of the assembled elastic sheet according to the first embodiment of the present invention.
In the figure:
1-a first plate; 2-a first connection; 3-a contact region; 4-a second connecting portion; 5-a second plate;
6-a first part to be connected; 61-a via hole;
7-a first fixed support;
8-a second fixed support; 81-bottom; 82-a housing; 83-a separator;
9-a second part to be connected; 91-conductive region;
10-a first form plate;
100-spring plate.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the present invention, the terms of orientation such as "upper", "lower", "left" and "right" are used in the case where no description is made on the contrary, and these terms of orientation are used for easy understanding, and thus do not limit the scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment provides a manufacturing method of a contact type spring plate group, which is used in the technical field of communicating electronic devices.
As shown in fig. 1-2, the method for manufacturing a contact spring assembly according to this embodiment includes the following steps:
obtaining a flat plate, wherein the flat plate comprises a first plate 1, a first central area and a second plate 5 which are sequentially connected;
processing the first central area into a second central area, and obtaining a spring plate, wherein the second central area comprises a first connecting part 2, a contact area 3 and a second connecting part 4 which are sequentially connected; the second central area comprises a plurality of strip-shaped bent plates which are arranged in parallel, one end of each strip-shaped bent plate is connected with the first plate 1, the other end of each strip-shaped bent plate is connected with the second plate 5, the strip-shaped bent plates are provided with contacts for connecting electronic devices, and the contacts are identical in shape and size and are positioned in the contact area 3;
separating the second central region from the first plate 1 and the second plate 5 to obtain a plurality of spring plates 100;
the plurality of elastic sheets 100 obtained by the manufacturing method provided by the invention are simultaneously processed by the same flat plate, so that the sizes and the shapes of the plurality of single sheets 100 are consistent, and the processing error is small.
In this embodiment, the first central area is processed into the second central area, and the elastic sheet plate is obtained by the following method:
bending a first central area of the flat plate to obtain a first form plate 10, wherein the first form plate 10 comprises a convex structure which is bent upwards or downwards, the length direction of the convex structure penetrates through the width direction of the first form plate 10, and a plurality of contacts are positioned on the convex structure;
the first form plate 10 is divided into a plurality of strip-shaped bent plates, and a spring plate is obtained.
In this embodiment, the first plate 1 and one end of the second central area close to the first plate 1 are located on the same plane; the second plate 5 is in the same plane as the end of the second central area adjacent to the second plate 5. The elastic pieces 100 are located on the same plane, so that clamping and cutting are facilitated, and the consistency of shapes among the elastic pieces 100 is further ensured.
In this embodiment, the first center area of the flat plate is bent by a bending process, the first form plate 10 is divided by a punching process, and the second center area is separated from the first plate 1 and the second plate 5 by a cutting method. In other embodiments, other processes may be adopted to achieve the same effect, and are not limited herein.
As shown in fig. 3 to 6, the method for manufacturing a contact spring assembly according to this embodiment further includes a first fixing bracket 7 and a second fixing bracket 8.
In the present embodiment, the first fixing bracket 7 is an L-shaped plate structure. The first connection 2 of the spring plate is fixed to the first fixing bracket 7. In other embodiments, the first fixing bracket 7 may also have other structures, and only needs to function as a fixing elastic sheet plate, which is not limited herein.
In this embodiment, the second fixing bracket 8 includes a bottom portion 81 and an engaging portion, the engaging portion includes a plurality of parallel partition boards 83 vertically fixed on the bottom portion 81, two adjacent partition boards 83 form an accommodating portion 82, the accommodating portions 82 are disposed corresponding to the plurality of strip-shaped curved plates, and the bottom portion 81 is a plate-shaped structure. The part of the strip-shaped bent plate located at the second connecting portion 4 is inserted into the accommodating portion 82, and a gap is formed between the second connecting portion 4 and the bottom. The receiving portion 82 may fix the spring plate 100 in a horizontal direction, preventing the spring plate 100 from moving. The gap is arranged to ensure that the second connecting part 4 can change in vertical position when the spring plate and the second waiting connecting part 9 are connected, so that the contact height is kept consistent. In other embodiments, the second fixing bracket 8 may also have other structures, which perform the same or similar functions, and is not limited herein.
In this embodiment, the first to-be-connected component 6 is a plate-shaped structure, and one end of the first to-be-connected component is provided with a plurality of through holes 61 distributed at intervals. The portion of the strip-shaped bent plate located at the first connection portion 2 is inserted in the via hole 61. In other embodiments, the first to-be-connected component 6 may have other shapes, so that the first to-be-connected component 6 may be electrically connected to the first connection portion 2, which is not limited herein.
In this embodiment, the second to-be-connected component 9 is a plate-shaped structure, and one end of the second to-be-connected component is provided with a plurality of rectangular conductive areas distributed at intervals. The contact is abutted against the conductive area 91 of the second member to be connected 9 and electrically connected to the second member to be connected 9. In other embodiments, the second component to be connected 9 may have other shapes or structures, so long as the second component to be connected 9 can be electrically connected to the contact region 3, which is not limited herein.
The assembling method of the contact type spring piece group provided by the invention comprises the following specific steps:
as shown in fig. 3, the first connecting portion 2 of the processed striking flake plate is fixed on the first fixing bracket 7; the second connecting portion 4 is inserted into the accommodating portion 82, and a gap is formed between the second connecting portion 4 and the bottom portion 81;
separating the second central area from the first plate 1 and the second plate 5 respectively, and forming a plurality of elastic sheets 100 with the second central area separated from the first plate 1 and the second plate 5;
as shown in fig. 4, the first connection portion 2 is inserted into the through hole 61, and the first connection portion 2 is fixed on the through hole 61 and electrically connected to the first to-be-connected component 6. As shown in the arrow direction in fig. 5, the second to-be-connected component 9 moves in the arrow direction, and the contact abuts against the conductive area 91 of the second to-be-connected component 9 and is electrically connected to the second to-be-connected component 9. As shown in fig. 6, the contact spring assembly is completed.
In this embodiment, the first connecting portion 2 of the spring plate can be fixed on the first fixing bracket 7 by means of in-mold injection. In other embodiments, the first connection portion 2 of the elastic sheet plate can be fixed on the first fixing bracket 7 by gluing or other methods, which are not limited herein.
The manufacturing method of the contact type spring plate group provided by the invention has the advantages that the distances among the plurality of spring plates 100 fixed on the bracket are consistent, the contact heights are consistent, the occupied space is small, the assembly process is simple, the efficiency is higher, and meanwhile, the assembly error is also reduced.
Example two:
the second embodiment is different from the first embodiment in the manner of obtaining the spring plate, and the other embodiments are the same.
In this embodiment, the first central area is processed into the second central area, and the elastic sheet plate is obtained by the following method:
dividing the first central area to form a plurality of strip-shaped plates arranged at intervals to obtain a second shape plate, wherein the strip-shaped plates are arranged in parallel along the width direction of the second shape plate;
and bending the plurality of strip-shaped plates to obtain strip-shaped bent plates and obtain the elastic sheet plates.
In this embodiment, the bending process is used to bend the plurality of strip-shaped plates, and the punching process is used to divide the first central area. In other embodiments, other processes may be adopted to achieve the same effect, and are not limited herein.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. It will be apparent to those skilled in the art that other variations and modifications may be made in the foregoing description, and it is not necessary or necessary to exhaustively enumerate all embodiments herein. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A manufacturing method of a contact type spring plate group comprises the following steps:
obtaining a flat plate, wherein the flat plate comprises a first plate (1), a first central area and a second plate (5) which are sequentially connected;
processing the first central area into a second central area to obtain a spring sheet plate, wherein the second central area comprises a plurality of strip-shaped bent plates which are arranged in parallel, one ends of the strip-shaped bent plates are connected with the first plate (1), the other ends of the strip-shaped bent plates are connected with the second plate (5), the strip-shaped bent plates are provided with contacts for connecting electronic devices, and the shapes and the sizes of the contacts are the same;
the elastic sheet plate is fixed on a fixing assembly, the fixing assembly comprises a first fixing support (7) and a second fixing support (8), the second fixing support (8) comprises a bottom (81) and an embedding part, the embedding part comprises a plurality of parallel partition plates (83) which are vertically fixed on the bottom (81), two adjacent partition plates (83) form accommodating parts (82), and the accommodating parts (82) and the strip-shaped bent plates are arranged in a one-to-one correspondence manner;
separating the second central area from the first plate (1) and the second plate (5) resulting in a plurality of spring plates (100).
2. The method for manufacturing a contact type spring plate group according to claim 1, wherein the step of processing the first central area into a second central area to obtain a spring plate comprises the following steps:
bending the first central area of the flat plate to obtain a first form plate (10), wherein the first form plate (10) comprises a convex structure which is bent upwards or downwards, the length direction of the convex structure penetrates through the width direction of the first form plate (10), and the plurality of contacts are positioned on the convex structure;
and cutting the first form plate (10) to form a plurality of strip-shaped bent plates, and obtaining the elastic sheet plate.
3. The method for manufacturing a contact type spring plate group according to claim 1, wherein the step of processing the first central area into a second central area to obtain a spring plate comprises the following steps:
dividing the first central area to form a plurality of strip-shaped plates which are arranged at intervals and in parallel to obtain a second-form plate;
and bending the strip-shaped plates to obtain the strip-shaped bent plates and the elastic sheet plates.
4. The method for manufacturing a contact type spring plate group according to claim 1, wherein the first plate (1) and one end of the second central area, which is close to the first plate (1), are positioned on the same plane; the second plate (5) and one end of the second central area, which is close to the second plate (5), are positioned on the same plane.
5. A method of making a set of contact springs according to claim 2 or 3, characterised in that the bending is performed by a stamping or bending process, the dividing is performed by a punching or laser cutting process, and the second central area is separated from the first (1) and second (5) plates by cutting.
6. The method for manufacturing a contact type spring pack according to claim 1, wherein the second central area comprises a first connecting part (2), a contact area (3) and a second connecting part (4) which are connected in sequence, and a plurality of contacts are all positioned in the contact area (3).
7. A method of making a set of contact springs according to claim 6, characterised in that after separating the second central zone from the first (1) and second (5) plates, the first connection (2) is electrically connected to a first component (6) to be connected and the contact zone (3) is electrically connected to a second component (9) to be connected.
8. The method for manufacturing a contact spring plate set according to claim 6, wherein the step of fixing the spring plate to the fixing assembly specifically comprises:
fixing the first connecting part (2) of the spring plate on the first fixing support (7), and inserting the second connecting part (4) on the second fixing support (8).
9. The method for manufacturing the contact type spring plate group according to claim 8, wherein the step of inserting the second connecting part (4) on the second fixing bracket (8) comprises the following steps:
the second connecting portion (4) is inserted into the accommodating portion (82), and a gap is formed between the second connecting portion (4) and the bottom portion (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911033352.6A CN110729615B (en) | 2019-10-28 | 2019-10-28 | Method for manufacturing contact type spring sheet group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911033352.6A CN110729615B (en) | 2019-10-28 | 2019-10-28 | Method for manufacturing contact type spring sheet group |
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| Publication Number | Publication Date |
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| CN110729615A CN110729615A (en) | 2020-01-24 |
| CN110729615B true CN110729615B (en) | 2021-02-26 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2520035B2 (en) * | 1990-01-26 | 1996-07-31 | 第一電子工業株式会社 | Method for manufacturing multi-layer electric contact forming material having non-bonded portion |
| US5848920A (en) * | 1996-07-16 | 1998-12-15 | Molex Incorporated | Fabrication of electrical terminals for edge card connectors |
| CN1140021C (en) * | 1999-01-15 | 2004-02-25 | 富士康(昆山)电脑接插件有限公司 | Method and equipment for manufacturing modular terminals of electric connector |
| CN1164015C (en) * | 2000-12-07 | 2004-08-25 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacture of its terminal and core seat |
| CN2764005Y (en) * | 2004-12-06 | 2006-03-08 | 宁波隆兴电信设备制造有限公司 | Multi-wire clamping connected spring piece |
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2019
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