CN220605179U - Crimping tool of DP2A series connector - Google Patents
Crimping tool of DP2A series connector Download PDFInfo
- Publication number
- CN220605179U CN220605179U CN202322254320.7U CN202322254320U CN220605179U CN 220605179 U CN220605179 U CN 220605179U CN 202322254320 U CN202322254320 U CN 202322254320U CN 220605179 U CN220605179 U CN 220605179U
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- CN
- China
- Prior art keywords
- circuit board
- crimping
- dp2a
- bottom plate
- series connector
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- 238000002788 crimping Methods 0.000 title claims abstract description 49
- 101100117388 Arabidopsis thaliana DPA gene Proteins 0.000 title claims abstract description 35
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The utility model provides a crimping frock of DP2A series connector, includes bottom plate and crimping base, and the crimping base passes through the guide pin to be installed on the bottom plate, is provided with on the crimping base be used for with circuit board complex reference column and be used for with DP2A series connector's press needle complex dodge the groove, still install a plurality of pad posts that are used for with circuit board complex on the bottom plate of crimping base one side, pad post including installing the cushion on the circuit board and the support column of vertical installation on the cushion, the support column is the cylindric setting of ladder. The DP2A connector has the advantages of high flexibility and good compatibility, can realize connection between the DP2A connector and the circuit board, can reduce the stress of the circuit board in the edge area of the connector, and has small occupied circuit board area, thereby being beneficial to layout of more elements and improving the utilization rate of the circuit board.
Description
Technical Field
The utility model relates to the technical field of crimping of electronic products, in particular to a crimping tool of a DP2A series connector.
Background
The DP2A series connector is also called a fisheye connector, and is generally connected with a circuit board by performing interference fit between a fisheye pin on the connector and a crimp hole on the circuit board, wherein in the prior art, the operation is generally realized by adopting a crimp tool, however, the conventional crimp tool adopts a tooth-shaped structural support, when the DP2A series connector is pressed in, the area occupying the circuit board is larger, the layout area of elements on the circuit board can be reduced, the utilization rate of the circuit board is reduced, and meanwhile, the crimp stress of the circuit board area around the crimp hole is also larger, and the deformation is easy to occur to influence the integral quality of the circuit board.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the crimping tool of the DP2A series connector, which can realize the connection of the DP2A series connector and the circuit board, reduce the stress of the circuit board at the edge area of the connector, occupy small circuit board area, be beneficial to layout of more elements and improve the utilization rate of the circuit board.
The technical problems to be solved by the utility model are realized by the following technical proposal. The utility model relates to a crimping tool of a DP2A series connector, which comprises a bottom plate and a crimping base, wherein the crimping base is arranged on the bottom plate through a guide pin, a positioning column used for being matched with a circuit board and an avoidance groove used for being matched with a pressing needle of the DP2A series connector are arranged on the crimping base, a plurality of cushion columns used for being matched with the circuit board are also arranged on the bottom plate at one side of the crimping base, each cushion column comprises a cushion block arranged on the circuit board and a support column vertically arranged on the cushion block, and the support columns are in a stepped cylindrical arrangement.
The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the crimping tool of the DP2A series connector, the bottom plate is an aluminum alloy plate, and handles are arranged on two sides of the bottom plate through screws.
The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the crimping tool of the DP2A series connector, at least 2 guide pins are arranged, and mounting holes matched with the guide pins are arranged on both sides of the bottom plate and the crimping base.
The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the crimping tool of the DP2A series connector, the avoidance groove is a cylindrical groove, the diameter of the avoidance groove is 1.1mm, and the depth of the avoidance groove is 2mm.
The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the crimping tool of the DP2A series connector, 56, 88 or 116 avoidance grooves are arranged, and the 56, 88 or 116 avoidance grooves are equally divided into 4 groups and are arranged on the crimping base side by side.
The technical problem to be solved by the utility model can be further solved by the following technical scheme, and for the crimping tool of the DP2A series connector, the pad columns are provided with 2 groups, and the 2 groups of pad columns are respectively arranged on two sides of the bottom plate.
The technical problem to be solved by the utility model can be further solved by the following technical scheme, and for the crimping tool of the DP2A series connector, the cushion block is in a cuboid shape, and the support column is in a two-stage stepped cylindrical arrangement.
The technical problem to be solved by the utility model can be further solved by the following technical scheme, and for the crimping tool of the DP2A series connector, the supporting column comprises a lower column fixed on the cushion block and an upper column fixedly arranged on the lower column, and the diameter of the upper column is smaller than that of the lower column.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the DP2A series connector is pressed in, the area occupied by the circuit board is smaller, so that more areas can be used for layout of elements, and the utilization rate of the circuit board is improved;
2. when the application is used for crimping the DP2A series connector, the contact area between the periphery of the crimping part of the circuit board and the crimping base is large, the stress is uniform, the strain is small, the deformation is not easy to occur, and the whole quality is ensured.
Drawings
FIG. 1 is a schematic diagram of a structure of the present utility model;
FIG. 2 is a schematic view of a press-fit base of the present utility model;
fig. 3 is a schematic structural diagram of a pad of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 3, a crimping tool of a DP2A series connector comprises a base plate 1 and a crimping base 5, wherein the base plate 1 is used for being used as a basic support of the tool, the crimping base 5 is used for being matched with a circuit board 3 and the DP2A series connector 4, so that crimping operation is conveniently carried out on the DP2A series connector 4, and connection between the DP2A series connector 4 and the circuit board 3 is realized; the crimping base 5 is arranged on the bottom plate 1 through the guide pins 6, so that the crimping base 5 can be vertical and can be replaced quickly, preferably, at least 2 guide pins 6 are arranged, and mounting holes 51 matched with the guide pins 6 are formed in two sides of the bottom plate 1 and the crimping base; further preferably, the guide pins 6 are provided in 3;
preferably, the bottom plate 1 is an aluminum alloy plate, and is milled on two sides by machining, and handles 7 are arranged on two sides of the bottom plate 1 by bolts 8 for convenient taking and placing;
specifically, the positioning column 52 used for being matched with the circuit board 3 and the avoidance groove 53 used for being matched with the press pin of the DP2A series connector 4 are arranged on the press-connection base 5, the positioning column 52 is used for accurately positioning the circuit board 3, so that the press-connection hole on the circuit board 3 is positioned right above the avoidance groove 53, the avoidance groove 53 is used for being in one-to-one correspondence with the press pin of the DP2A series connector 4, the press pin is conveniently pressed into the press-connection hole on the circuit board 3, the avoidance groove 53 is arranged, the contact area between the circuit board 3 and the press-connection base 5 is maximized, the press-connection stress around the press-connection hole of the circuit board 3 is minimum, the press-connection stress is balanced most, the strain is small, the deformation is difficult to occur, and the whole quality is ensured;
preferably, the avoiding groove 53 is a cylindrical groove, the diameter of the avoiding groove 53 is 1.1mm, and the depth of the avoiding groove 53 is 2mm; the number of the avoidance grooves 53 is set according to the DP2A series connectors 4 of different types, and more preferably, 56, 88 or 116 avoidance grooves 53 are provided, and the 56, 88 or 116 avoidance grooves 53 are equally divided into 4 groups and are arranged on the compression joint base 5 side by side.
In order to further fix the circuit board 3 and ensure the stability of the circuit board 3 during crimping, a plurality of cushion columns 2 for being matched with the circuit board 3 are also arranged on the bottom plate 1 at one side of the crimping base 5, each cushion column 2 comprises a cushion block arranged on the circuit board 3 and a support column vertically arranged on the cushion block, the support column is in a stepped cylindrical shape and is used for being accurately matched with a guide sleeve mounting hole 51 on the circuit board 3, and the relative positions of the guide sleeve mounting hole 51 on the circuit board 3 and the mounting position of the DP2A series connector 4 are fixed, so that the circuit board 3 can be accurately positioned on the crimping base 5;
the positions of the cushion columns 2 are set according to the layout condition of the circuit board 3, preferably, the cushion columns 2 are provided with 2 groups, the 2 groups of cushion columns are respectively arranged at two sides of the bottom plate, and further, the cushion columns 2 are provided with 4, 6 or 8 cushion columns; the cushion block is in a cuboid shape, the support column is in a two-stage stepped cylindrical arrangement, the support column comprises a lower column 21 fixed on the cushion block and an upper column 22 fixedly arranged on the lower column 21, and the diameter of the upper column 22 is smaller than that of the lower column 21; furthermore, the length and the width of the cushion block are equal to each other and are equal to the sum of the height of the cushion block and the length of the lower column, so that the cushion block can be conveniently placed below the hole-free position of the circuit board 3 according to the requirement, and the circuit board 3 is supported;
in actual operation, the present application needs to be matched with a servo press or other devices capable of providing vertical pressing power, specifically, the present application is firstly placed on a platform of the servo press, then the circuit board 3 is placed on the press-connection base 5, the circuit board 3 is supported by using the cushion column 2, the DP2A series connector 4 is placed at a press-connection hole of the circuit board 3, and then the DP2A series connector 4 is pressed down from top to bottom by using the servo press, so that the press-connection operation can be completed.
Claims (8)
1. Crimping frock of DP2A series connector, its characterized in that: including bottom plate and crimping base, the crimping base passes through the guide pin to be installed on the bottom plate, is provided with on the crimping base be used for with circuit board complex reference column and be used for with DP2A series connector's press needle complex dodge the groove, still install a plurality of pad posts that are used for with circuit board complex on the bottom plate of crimping base one side, pad post including installing cushion and the vertical support column of installing on the cushion on the circuit board, the support column is cylindric setting of ladder.
2. The crimping tool of the DP 2A-series connector according to claim 1, wherein: the bottom plate is aluminum alloy plate, and handles are also installed on two sides of the bottom plate through screws.
3. The crimping tool of a DP 2A-series connector according to claim 1 or 2, characterized in that: the guide pins are at least 2, and mounting holes matched with the guide pins are formed in the two sides of the bottom plate and the compression joint base.
4. The crimping tool of the DP 2A-series connector according to claim 1, wherein: the avoidance groove is a cylindrical groove, the diameter of the avoidance groove is 1.1mm, and the depth of the avoidance groove is 2mm.
5. The crimping tool of a DP 2A-series connector according to claim 1 or 4, wherein: the number of the avoidance grooves is 56, 88 or 116, and the number of the avoidance grooves 56, 88 or 116 is equally divided into 4 groups and are arranged on the compression joint base side by side.
6. The crimping tool of the DP 2A-series connector according to claim 1, wherein: the pad post is provided with 2 groups, and 2 groups of pad posts set up in the both sides of bottom plate respectively.
7. The crimping tool of a DP 2A-series connector according to claim 1 or 6, wherein: the cushion block is cuboid, and the support column is cylindrical in two-stage stepped arrangement.
8. The DP2A series connector crimping tool of claim 7, wherein: the support column comprises a lower column fixed on the cushion block and an upper column fixedly installed on the lower column, and the diameter of the upper column is smaller than that of the lower column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322254320.7U CN220605179U (en) | 2023-08-22 | 2023-08-22 | Crimping tool of DP2A series connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322254320.7U CN220605179U (en) | 2023-08-22 | 2023-08-22 | Crimping tool of DP2A series connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220605179U true CN220605179U (en) | 2024-03-15 |
Family
ID=90167377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322254320.7U Active CN220605179U (en) | 2023-08-22 | 2023-08-22 | Crimping tool of DP2A series connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220605179U (en) |
-
2023
- 2023-08-22 CN CN202322254320.7U patent/CN220605179U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |