CN216134072U

CN216134072U - Welding and positioning device for core wire terminals

Info

Publication number: CN216134072U
Application number: CN202122903851.5U
Authority: CN
Inventors: 马跃
Original assignee: Shanghai Solanm Electronics Co ltd
Current assignee: Shanghai Solanm Electronics Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-03-25
Anticipated expiration: 2031-11-25

Abstract

The utility model belongs to the field of cable production, and particularly discloses a core wire terminal welding and positioning device which comprises a wire harness body, a wiring terminal and a positioning device for assisting the welding of the wire harness body and the wiring terminal, wherein a plurality of core wires are arranged in the wire harness body, the tail ends of the core wires extend outwards and are provided with joints welded with the wiring terminal, and a plurality of welding sites correspondingly matched with the joints are fixed in the wiring terminal side by side; the positioning device comprises two clamping plates which are in butt joint and clamped, the two clamping plates are spliced to form a rectangular shell, a guide channel is arranged at the position, corresponding to each welding point of the wiring terminal, of the middle of the rectangular shell and is of a conical structure, the large end of the guide channel extends to the position flush with the outer side face of the rectangular shell and forms an introducing port, the small end of the guide channel is arranged in the middle of the rectangular shell and extends outwards horizontally along the small end of the guide channel to form a limiting channel of a cylindrical structure, and the tail end of the limiting channel extends to the position flush with the outer side face of the rectangular shell and forms an outlet.

Description

Welding and positioning device for core wire terminals

Technical Field

The utility model relates to the field of cable production, in particular to a core wire terminal welding and positioning device.

Background

To satisfy the use, many cables are multi-integrated into a cable bundle to facilitate uniform wiring connections. The wiring harness provides a totality of service equipment, such as trunk lines, switching devices, control systems, and the like, for a certain set of load sources. In order to facilitate installation and maintenance and ensure that the electrical equipment can work under the worst condition, wires with different specifications and different colors used by the electrical equipment are combined into a whole through reasonable arrangement, and the wires are bundled into a bundle by using an insulating material, so that the device is complete and reliable.

The tail end of the inner core wire of the wire harness is in transitional connection through the wiring terminal, so that transitional transmission and conductive connection of signals are realized. The wiring terminal is gradually and widely applied to various fields, plays a role in connection in transmitting electric signals and conducting electricity, reduces the consumption of workload and production cost, brings convenience to production and use, avoids troubles, and achieves the purposes of simplifying product structures and saving manufacturing cost.

The wire harness core wire and the wiring terminal are connected and fixed in a tin soldering mode, and a plurality of welding sites are arranged on the wiring terminal and can be welded and fixed with the tail end of the wire harness core wire. And when present terminal welding, weld the heart yearn on binding post one by one through the manual work more, because binding post is small, the welding position is more very small and exquisite for the heart yearn is difficult to align with the welding position, has a large amount of heart yearns in every pencil moreover, and this kind of welding method's work efficiency is low, and intensity of labour is big.

Disclosure of Invention

The present invention is directed to a core wire terminal welding and positioning apparatus, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a core wire terminal welding positioning device comprises a wire harness body, a wiring terminal and a positioning device for assisting the wire harness body and the wiring terminal in welding, wherein a plurality of core wires are arranged in the wire harness body, the tail ends of the core wires extend outwards and are provided with joints welded with the wiring terminal, and a plurality of welding sites correspondingly matched with the joints are fixed in the wiring terminal side by side; the positioning device comprises two clamping plates which are in butt joint and clamped, the two clamping plates are spliced to form a rectangular shell, a guide channel is arranged at the position, corresponding to each welding point of the wiring terminal, of the middle of the rectangular shell and is of a conical structure, the large end of the guide channel extends to the position flush with the outer side face of the rectangular shell and forms an introducing port, the small end of the guide channel is arranged in the middle of the rectangular shell and extends outwards horizontally along the small end of the guide channel to form a limiting channel of a cylindrical structure, and the tail end of the limiting channel extends to the position flush with the outer side face of the rectangular shell and forms an outlet.

Preferably, the inner diameter of the limiting channel is matched with the outer diameter of the joint.

Preferably, the two clamping plates are internally provided with 1/2 parts of a guide channel and a limit channel respectively.

Preferably, the position of each limiting channel is aligned with the position of each welding site on the connecting terminal one by one.

Preferably, two splint back to back face center is fixed a spacing post respectively, and spacing post both ends extend outward respectively and stretch out splint both ends.

Preferably, the opposite surfaces of the two clamping plates are respectively provided with an inserting column and an inserting groove which are mutually embedded, so that the two clamping plates are mutually butted and clamped.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, by arranging the positioning device for assisting the welding of the wire harness body and the wiring terminal, the rectangular shell is formed by splicing the two clamping plates which are butted and clamped with each other, and the guide channel with the conical structure and the limiting channel with the cylindrical structure are formed in the rectangular shell, so that the joint of the core wire of the wire harness can be quickly introduced into the rectangular shell along the guide channel with the larger diameter and then penetrates out from the tail end of the limiting channel, and the core wires in the wire harness can be quickly arranged into a state of being aligned with each welding site of the wiring terminal by using the positioning device, thereby realizing the batch positioning of the joint of the core wires, facilitating the realization of continuous welding and greatly improving the processing efficiency.

Drawings

FIG. 1 is a schematic view of a fitting structure of a positioning device and a wire harness body according to the present invention;

FIG. 2 is a schematic view of the overall structure of the positioning device of the present invention;

FIG. 3 is a schematic view of the overall structure of the positioning device of the present invention;

FIG. 4 is a schematic view of the construction of the splint of the present invention;

FIG. 5 is a schematic view of the engagement of the guide channel and the position-limiting channel inside the rectangular housing according to the present invention;

fig. 6 is a detailed view of the fitting of the present invention passing through a positioning device.

In the figure: 1. a wire harness body; 2. a core wire; 3. a joint; 4. a wiring terminal; 5. a welding site; 6. a splint; 7. a guide channel; 8. an inlet port; 9. a limiting channel; 10. a lead-out port; 11. a limiting column; 12. inserting the column; 13. and (4) inserting grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-6, the present invention provides a technical solution: a core wire terminal welding positioning device comprises a wire harness body 1, a wiring terminal 4 and a positioning device for assisting welding of the wire harness body 1 and the wiring terminal 4, wherein a plurality of core wires 2 are arranged inside the wire harness body 1, the tail ends of the core wires 2 extend outwards and are provided with joints 3 welded with the wiring terminal 4, and a plurality of welding sites 5 correspondingly matched with the joints 3 are fixed in the wiring terminal 4 side by side; the positioning device comprises two clamping plates 6 which are in butt joint and clamped, the two clamping plates 6 are spliced to form a rectangular shell, a guide channel 7 is arranged at the position, corresponding to each welding point 5 of the wiring terminal 4, of the middle of the rectangular shell respectively, the guide channel 7 is of a conical structure, the large end of the guide channel extends to a position flush with the outer side face of the rectangular shell and forms an introducing port 8, the small end of the guide channel is arranged in the middle of the rectangular shell and extends outwards horizontally along the small end of the guide channel to form a limiting channel 9 of a cylindrical structure, and the tail end of the limiting channel 9 extends to a position flush with the outer side face of the rectangular shell and forms a guiding port 10.

Furthermore, the inner diameter of the limiting channel 9 is matched with the outer diameter of the joint 3.

Further, the two clamping plates 6 are internally provided with 1/2 parts of the guide channel 7 and the limit channel 9 respectively.

Further, the positions of the limiting channels 9 are aligned with the positions of the welding sites 5 on the wiring terminals 4 one by one.

Furthermore, two spacing posts 11 are respectively fixed at the center of the opposite surfaces of the two clamping plates 6, and two ends of each spacing post 11 extend outwards and extend out of two ends of the clamping plate 6.

Furthermore, the opposite surfaces of the two clamping plates 6 are respectively provided with a plug-in post 12 and a plug-in groove 13 which are mutually embedded, so that the two clamping plates 6 are mutually butted and clamped.

The working principle is as follows:

when in use, the two clamping plates 6 are butted, the two clamping plates 6 are mutually clamped through mutual embedding of the inserting columns 12 and the inserting grooves 13 on the opposite surfaces of the two clamping plates, and a rectangular shell is formed by splicing; the outer sides of the two clamping plates 6 are pinched by hands, the joints 3 of the core wires 2 in the wire harness body 1 are inserted into the guide channel 7 from the leading-in ports 8 and then penetrate out from the leading-out ports 10 through the limiting channel 9, and the guide channel 7 is of a conical structure, so that the caliber of the leading-in ports 8 is large, and the joints 3 can be conveniently and quickly inserted; the inner diameter of the limiting channel 9 is slightly larger than the outer diameter of the joint 3, and the joint 3 can be arranged and positioned after passing through, so that each joint 3 is in a position aligned with each welding site 5 of the wiring terminal 4 one by one, and the tail end of each joint 3 can be conveniently placed on each welding site 5 in batch (manual fine adjustment can be carried out during welding operation), and continuous welding can be realized.

After the welding is finished, the two clamping plates 6 are separated through the tail ends of the limiting columns 11, the positioning device is rapidly disassembled, and the operation is simple.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A core wire terminal welding and positioning device comprises a wire harness body (1), a connecting terminal (4) and a positioning device for assisting welding of the wire harness body (1) and the connecting terminal (4), wherein a plurality of core wires (2) are arranged in the wire harness body (1), the tail end of each core wire (2) extends outwards and is provided with a joint (3) welded with the connecting terminal (4), and a plurality of welding sites (5) correspondingly matched with the joints (3) are fixed in the connecting terminal (4) side by side; the positioning device is characterized by comprising two clamping plates (6) which are in butt joint with each other, wherein the two clamping plates (6) are spliced to form a rectangular shell, a guide channel (7) is arranged at the position of each welding point (5) of the corresponding wiring terminal (4) in the middle of the rectangular shell respectively, the guide channel (7) is of a conical structure, the large end of the guide channel extends to the position flush with the outer side surface of the rectangular shell and forms an introducing port (8), the small end of the guide channel is arranged in the middle of the rectangular shell and extends outwards along the small end to form a limiting channel (9) of a cylindrical structure, and the tail end of the limiting channel (9) extends to the position flush with the outer side surface of the rectangular shell and forms a guide outlet (10).

2. The core wire terminal welding and positioning device as claimed in claim 1, wherein: the inner diameter of the limiting channel (9) is matched with the outer diameter of the joint (3).

3. The core wire terminal welding and positioning device as claimed in claim 1, wherein: the two clamping plates (6) are internally provided with 1/2 parts of a guide channel (7) and a limit channel (9).

4. The core wire terminal welding and positioning device as claimed in claim 1, wherein: the positions of the limiting channels (9) are aligned with the positions of the welding points (5) on the wiring terminal (4) one by one.

5. The core wire terminal welding and positioning device as claimed in claim 1, wherein: two splint (6) back of the body center of face is fixed a spacing post (11) respectively, and spacing post (11) both ends extend outwards respectively and stretch out splint (6) both ends.

6. The core wire terminal welding and positioning device as claimed in claim 1, wherein: opposite surfaces of the two clamping plates (6) are respectively provided with an inserting column (12) and an inserting groove (13) which are mutually embedded, so that the two clamping plates (6) are mutually butted and clamped.