Connector shell convenient for automatic production and assembly

Abstract

The utility model discloses a connector shell convenient for automatic production and assembly. The connector shell comprises a first half shell and a second half shell which can be overlapped, assembled and fixed together up and down, the first half shell is provided with a plurality of first terminal holes for terminals to be inserted, the plurality of first terminal holes are transversely arranged side by side at intervals, each first terminal hole longitudinally penetrates through the front end face and the rear end face of the first half shell, and the first half shell is provided with a first joint face. The first half shell and the second half shell can be stacked up and down, assembled and fixed together, and when the first half shell and the second half shell are unfolded, the second half shell and the first half shell are transversely arranged side by side and are integrally formed and connected through a material belt, so that automatic insertion of terminals in terminal holes can be performed at one time by adopting an automatic machine, manual one-by-one insertion is not needed, and after the terminals are inserted, the efficiency is greatly improved. And then the first half shell and the second half shell are overlapped, assembled and fixed up and down, so that the production and assembly efficiency is effectively improved, and convenience is brought to production operation.

Description

Technical Field

[0001] The utility model relates to the technology of connector production and assembly field, in particular to a connector housing which is convenient for automatic production and assembly. Background Art

[0002] Pin header connectors are widely used in PCB circuit boards in electronics, electrical appliances, and instruments. They serve as a bridge between blocked or isolated circuits within a circuit, and are responsible for the transmission of current or signals. Pin header connectors are used in conjunction with pin header sockets to form a board-to-board connection, or in conjunction with electronic wiring harness terminals to form a board-to-wire connection. Pin header connectors can also be used independently for board-to-board connection.

[0003] When the current pin header connector is used in conjunction with the electronic wiring harness terminal, its main structure includes a housing and at least two rows of terminals. The housing is provided with at least two rows of terminal holes, which are arranged up and down, and the at least two rows of terminals are respectively arranged in the corresponding rows of terminal holes. During production and assembly, each terminal is riveted with a connecting wire and then inserted into the corresponding terminal hole for fixing, thereby completing the production and assembly.

[0004] However, in the prior art, the housing of the pin header connector is an integrated upper and lower structure, and the at least two rows of terminal holes are arranged up and down. Since the space between the upper and lower adjacent rows of terminal holes is very narrow, it is impossible to use an automatic machine to automatically insert the terminals, and the terminals need to be inserted one by one manually, which has low production and assembly efficiency. Therefore, it is necessary to study a solution to solve the above problem. Utility Model Content

[0005] In view of this, the present invention aims to overcome the deficiencies in the prior art, and its main purpose is to provide a connector housing that is easy to produce and assemble automatically, which can effectively solve the problem that the housing of the existing pin header connector is not convenient for automatic insertion of terminals by automatic machines.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A connector shell that is easy to carry out automated production and assembly includes a first half shell and a second half shell that can be assembled and fixed together by being overlapped and assembled with each other; the first half shell is provided with a plurality of first terminal holes for terminals to be inserted, the plurality of first terminal holes are arranged side by side horizontally and spaced apart, each first terminal hole longitudinally penetrates the front and rear end faces of the first half shell, and the first half shell has a first joint surface; the second half shell is arranged side by side horizontally and connected with the first half shell through integral molding of a material strip, the second half shell is provided with a plurality of second terminal holes for terminals to be inserted, the plurality of second terminal holes are arranged side by side horizontally and spaced apart, each second terminal hole longitudinally penetrates the front and rear end faces of the second half shell, and the second half shell has a second joint surface combined with the first joint surface.

[0008] As a preferred solution, the first half shell includes a first rear seat and a plurality of first cylinders, the first joint surface is located on a surface of the first rear seat, the plurality of first cylinders are arranged side by side in a transverse manner and extend forward from the front end surface of the first rear seat, and a plurality of first terminal holes penetrate the first rear seat and the corresponding first cylinders; the second half shell includes a second rear seat and a plurality of second cylinders, the second joint surface is located on a surface of the second rear seat, the plurality of second cylinders are arranged side by side in a transverse manner and extend forward from the front end surface of the second rear seat, and a plurality of second terminal holes penetrate the second rear seat and the corresponding second cylinders, and the two ends of the material strip are respectively integrally connected with the side surface of the first rear seat and the side surface of the second rear seat, and the structure is simple and easy to form.

[0009] As a preferred solution, a limiting portion is convexly provided on the front side of the first joint surface, and a plurality of fixing holes arranged side by side and for inserting and assembling a plurality of second columns are opened on the limiting portion to limit the forward movement of the second half shell relative to the first half shell.

[0010] As a preferred solution, the first joint surface is provided with two positioning grooves which are arranged transversely and extend forward and backward. Correspondingly, the second joint surface is provided with two positioning strips. During assembly, the two positioning strips are respectively inserted into the two positioning grooves from back to front to achieve left and right positioning.

[0011] As a preferred solution, two card slots are provided in the first rear seat, and the two card slots are respectively connected to the two positioning slots. Correspondingly, a card strip extends horizontally from each positioning strip, and the card strip is inserted into the card slot to achieve up and down positioning.

[0012] As a preferred solution, a hook portion is convexly provided on the rear side of the first rear seat, and correspondingly, a hook groove is opened on the rear side of the second rear seat, and the hook portion and the hook groove are fixed by buckling to limit the second half shell from moving backward relative to the first half shell.

[0013] As a preferred solution, a lock hook is integrally formed on the other surface of the first rear seat so that the connector can be locked with the outside.

[0014] Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical solution that:

[0015] The first half shell and the second half shell are assembled and fixed together by overlapping each other up and down. When unfolded, the second half shell and the first half shell are arranged side by side horizontally and connected in one piece through the material strip, so that the terminals can be automatically inserted into each terminal hole at one time by an automatic machine without manual insertion one by one. After the terminals are inserted, the first half shell and the second half shell are overlapped and assembled and fixed, which effectively improves the production and assembly efficiency and brings convenience to the production operation.

[0016] In order to more clearly illustrate the structural features and functions of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments: BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of a preferred embodiment of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of another angle of a preferred embodiment of the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram from another angle of a preferred embodiment of the utility model.

[0020] Description of the accompanying drawings:

[0021] 10. First half shell 11. First rear seat

[0022] 12. First column 13. Lock hook

[0023] 14. Limiting portion 141. Fixing hole

[0024] 101, first terminal hole 102, first joint surface

[0025] 103, positioning slot 104, card slot

[0026] 105, hook 20, second half shell

[0027] 21. Second rear seat 22. Second column

[0028] 201, second terminal hole 202, second joint surface

[0029] 203, positioning strip 204, card strip

[0030] 205, hook groove 30, material strip. DETAILED DESCRIPTION

[0031] Please refer to Figures 1 to 3 As shown, it shows the specific structure of a preferred embodiment of the utility model, including a first half shell 10 and a second half shell 20 that can be assembled and fixed together by stacking each other up and down.

[0032] The first half shell 10 is provided with a plurality of first terminal holes 101 for terminals to be inserted, and the plurality of first terminal holes 101 are arranged in parallel and spaced apart in a horizontal direction, and each first terminal hole 101 vertically penetrates the front and rear end surfaces of the first half shell 10, and the first half shell 10 has a first joint surface 102. Specifically, the first half shell 10 includes a first rear seat 11 and a plurality of first columns 12, and the first joint surface 102 is located on one surface of the first rear seat 11, and the plurality of first columns 12 are arranged in parallel and spaced apart in a horizontal direction and extend forward from the front end surface of the first rear seat 11, and the plurality of first terminal holes 101 penetrate the first rear seat 11 and the corresponding first columns 12. In this embodiment, a lock hook 13 is integrally formed and connected on the other surface of the first rear seat 11 so that the connector can be locked with the outside. A limiting portion 14 is convexly provided on the front side of the first joint surface 102, and a plurality of fixing holes 141 arranged in parallel and for the plurality of second columns 22 to be inserted and assembled are provided on the limiting portion 14. The first joint surface 102 is provided with two positioning grooves 103 arranged transversely and extending forward and backward, the first rear seat 11 is provided with two clamping grooves 104, the two clamping grooves 104 are respectively connected with the two positioning grooves 103, and the rear side of the first rear seat 11 is convexly provided with a hook portion 105. And, the number of the first columns 12 is three, and the number of the first columns 12 is not limited.

[0033] The second half shell 20 is arranged side by side with the first half shell 10 in a horizontal direction and connected by a material strip 30. A plurality of second terminal holes 201 for inserting terminals are provided on the second half shell 20. The plurality of second terminal holes 201 are arranged side by side in a horizontal direction and spaced apart. Each second terminal hole 201 longitudinally penetrates the front and rear end surfaces of the second half shell 20. The second half shell 20 has a second joint surface 202 combined with the first joint surface 102. Specifically, the second half shell 20 includes a second rear seat 21 and a plurality of second columns 22. The second joint surface 202 is located on a surface of the second rear seat 21. The plurality of second columns 22 are arranged side by side in a horizontal direction and spaced apart and extend forward from the front end surface of the second rear seat 21. The plurality of second terminal holes 201 penetrate the second rear seat 21 and the corresponding second columns 22. The two ends of the material strip 30 are respectively connected to the side surface of the first rear seat 11 and the side surface of the second rear seat 21 in a one-piece manner. In this embodiment, two positioning strips 203 are convexly provided on the second joint surface 202. When assembling, the two positioning strips 203 are respectively inserted into the two positioning grooves 103 from the back to the front to achieve left and right positioning. In addition, a clamping strip 204 extends horizontally from each positioning strip 203, and the clamping strip 204 is clamped into the clamping groove 104 to achieve up and down positioning. In addition, a hook groove 205 is provided on the rear side of the second rear seat 21, and the hook portion 105 is fixed with the hook groove 205 by buckling to limit the second half shell 20 from moving backward relative to the first half shell 10. In addition, there are three second columns 22, and the number of the second columns 22 is not limited.

[0034] This product is integrally formed by injection molding. In the original state, the second half shell 20 and the first half shell 10 are arranged side by side in a horizontal direction and are integrally connected by a material strip 30. The multiple first terminal holes 101 and the multiple second terminal holes 201 are located at the same horizontal height. During production and assembly, this product is fixed on a jig and sent into an automatic machine, which automatically inserts terminals into the plurality of first terminal holes 101 and the plurality of second terminal holes 201. After the plurality of first terminal holes 101 and the plurality of second terminal holes 201 are all inserted with terminals, the cutting mechanism cuts and removes the material strip 30, and then the robot grabs the second half shell 20, and then the plurality of second columns 22 are inserted from back to front into the corresponding fixing holes 141. After being inserted into place, the rear side surface of the limiting portion 14 abuts against the front side surface of the second rear seat 21, and at the same time, the two positioning strips 203 are respectively inserted into the two positioning grooves 103 from back to front, the clamping strip 204 is clamped into the clamping groove 104, and the hook portion 105 is fixed with the hook groove 205 with a buckle, so that the second half shell 20 and the first half shell 10 are overlapped up and down and firmly assembled and fixed together to form a complete pin row connector.

[0035] The design focus of the utility model is that the first half shell and the second half shell can be assembled and fixed together by overlapping each other up and down. When unfolded, the second half shell and the first half shell are arranged side by side horizontally and connected through the integral molding of the material strip, so that the terminals can be automatically inserted into each terminal hole at one time by an automatic machine without manual insertion one by one. After the terminals are inserted, the first half shell and the second half shell can be overlapped and assembled and fixed, which effectively improves the production and assembly efficiency and brings convenience to the production operation.

[0036] The above description is only a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any slight modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A connector housing that is convenient for automated production and assembly, characterized in that: The invention comprises a first half shell and a second half shell which can be assembled and fixed together by being overlapped with each other; a plurality of first terminal holes for inserting terminals are provided on the first half shell, and the plurality of first terminal holes are arranged side by side transversely and spaced apart, and each first terminal hole longitudinally penetrates the front and rear end surfaces of the first half shell, and the first half shell has a first joint surface; the second half shell is arranged side by side transversely and connected with the first half shell by integral molding of a material strip, a plurality of second terminal holes for inserting terminals are provided on the second half shell, and the plurality of second terminal holes are arranged side by side transversely and spaced apart, and each second terminal hole longitudinally penetrates the front and rear end surfaces of the second half shell, and the second half shell has a second joint surface combined with the first joint surface.

2. The connector housing that is convenient for automated production and assembly according to claim 1, characterized in that: The first half shell includes a first rear seat and a plurality of first cylinders, the first joint surface is located on a surface of the first rear seat, the plurality of first cylinders are arranged side by side in a transverse interval and extend forward from the front end surface of the first rear seat, and a plurality of first terminal holes penetrate the first rear seat and the corresponding first cylinders; the second half shell includes a second rear seat and a plurality of second cylinders, the second joint surface is located on a surface of the second rear seat, the plurality of second cylinders are arranged side by side in a transverse interval and extend forward from the front end surface of the second rear seat, and a plurality of second terminal holes penetrate the second rear seat and the corresponding second cylinders, and the two ends of the material strip are respectively integrally connected with the side surface of the first rear seat and the side surface of the second rear seat.

3. The connector housing that is convenient for automated production and assembly according to claim 2, characterized in that: A limiting portion is convexly provided on the front side of the first joint surface, and a plurality of fixing holes arranged side by side and for inserting and assembling a plurality of second columns are opened on the limiting portion.

4. The connector housing that is convenient for automated production and assembly according to claim 2, characterized in that: The first joint surface is provided with two positioning grooves which are arranged transversely and extend forward and backward. Correspondingly, the second joint surface is provided with two positioning strips. During assembly, the two positioning strips are respectively inserted into the two positioning grooves from back to front.

5. The connector housing that is convenient for automated production and assembly according to claim 4, characterized in that: Two card slots are arranged in the first rear seat, and the two card slots are respectively connected with the two positioning slots. Correspondingly, a card strip extends horizontally from each positioning strip, and the card strip is inserted into the card slot.

6. The connector housing that is convenient for automated production and assembly according to claim 2, characterized in that: A hook portion is convexly provided on the rear side of the first rear seat, and correspondingly, a hook groove is provided on the rear side of the second rear seat, and the hook portion and the hook groove are fixed by buckle cooperation.

7. The connector housing that is convenient for automated production and assembly according to claim 2, characterized in that: A lock hook is integrally formed and connected on the other surface of the first rear seat.

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