CN212793460U

CN212793460U - Wire harness terminal welding device

Info

Publication number: CN212793460U
Application number: CN201821658678.9U
Authority: CN
Inventors: 赵兴娜; 贾书香
Original assignee: Shandong Huayu University of Technology
Current assignee: Shandong Huayu University of Technology
Priority date: 2018-10-12
Filing date: 2018-10-12
Publication date: 2021-03-26
Anticipated expiration: 2028-10-12

Abstract

The utility model belongs to the technical field of the welding equipment and specifically relates to a pencil terminal welding ware is related to. This pencil terminal soldering ware includes: the welding device comprises a shell, a transformer assembly, a welding assembly, a power interface, a heating switch, a current display and a regulating switch. The adjustable elasticity that has adopted in this application embodiment to add hot switch, the welding subassembly presss from both sides and the carbon-point is as the electrode, and the circuit is open circuit state when having realized not using, and the circuit is short circuit state during the use, safe heating, efficient. The embodiment of the application adopts the regulating switch, the transformer and the current display, so that the power during heating can be regulated according to different requirements during welding, and the heating efficiency is improved.

Description

Wire harness terminal welding device

Technical Field

The application relates to the field of welding equipment, in particular to a wire harness terminal welding device.

Background

In the production process of automobiles, automobile wire harness connection is a network main body of an automobile circuit, and electric and electronic parts of the automobiles are connected and play a role, so that the automobile circuit does not exist without the wire harness connection.

In the prior art, in order to ensure the connection stability, after the wire harness is in compression joint with the contact terminal, an electric soldering iron and a soldering wire are generally needed to be used for welding the compression joint once, and the conventional electric soldering iron is slow in heating and low in efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wiring harness terminal welding ware to solve the aforementioned problem that exists among the prior art.

In order to solve the technical problem, the utility model discloses a following technical scheme: a wire harness terminal welder, comprising: a housing; the transformer assembly is arranged in the shell and comprises a transformer, a fuse wire and a leakage protector which are sequentially and electrically connected; the welding assembly comprises an insulating plate arranged on the outer surface of the shell and two elastic clamps arranged on the insulating plate, wherein each elastic clamp is provided with a clamping opening, each clamping opening is provided with a carbon rod in a clamping manner, and the two carbon rods are respectively electrically connected with the positive electrode and the negative electrode of the transformer; the power interface is electrically connected with the leakage protector; the heating switch is arranged on the shell and is arranged between the transformer and the carbon rod; the adjusting switch is arranged on the shell and is electrically connected with the transformer; and the current display is embedded on the outer surface of the shell and electrically connected with the transformer, and can display the real-time current of the circuit in work.

Further, the elastic clamp is of a V-shaped structure with a downward opening.

Furthermore, flanges are arranged at two ends of the bottom of the elastic clamp, and the elastic clamp is fixed on the insulating plate through the flanges.

Furthermore, the two elastic clamps are oppositely arranged on the insulating plate, and the positions of the clamping openings of the two elastic clamps are opposite.

Furthermore, the middle part of the elastic clamp is provided with an adjusting piece which penetrates through two side walls of the clamping opening corresponding to the clamping opening, and the size of the clamping opening is adjusted by the adjusting piece so as to fix or loosely bind the carbon rod.

Furthermore, the adjusting part comprises an adjusting bolt and an adjusting nut in threaded connection with the adjusting bolt, and the adjusting bolt penetrates through the two side walls of the elastic clamp.

Further, a heat dissipation opening is formed in the shell, and a heat dissipation fan is embedded in the heat dissipation opening.

Further, a plurality of placing grooves are formed in the shell.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. the adjustable elasticity that has adopted in this application embodiment to add hot switch, the welding subassembly presss from both sides and the carbon-point is as the electrode, and the circuit is open circuit state when having realized not using, and the circuit is short circuit state during the use, safe heating, efficient.

2. The embodiment of the application adopts the regulating switch, the transformer and the current display, so that the power during heating can be regulated according to different requirements during welding, and the heating efficiency is improved.

Drawings

Fig. 1 is a front view of a wire harness terminal welder of an embodiment of the present application;

fig. 2 is a rear view of a wire harness terminal welder of an embodiment of the present application;

fig. 3 is a top view of a wire harness terminal welder of an embodiment of the present application;

fig. 4 is a circuit diagram of a wire harness terminal welder of an embodiment of the present application.

Description of the reference numerals

1-power interface, 2-leakage protector, 3-fuse, 4-transformer, 5-regulating switch, 6-heat dissipation fan, 7-heating switch, 8-carbon rod, 9-shell, 10-insulating board, 11-elastic clamp, 12-clamping opening, 13-flanging, 14-current display, 15-placing groove and 16-regulating piece.

Detailed Description

In order that the above objects, features and advantages of the present application can be more clearly understood, a more particular description of the present application will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

Fig. 1-4 show a schematic structural diagram of a wire harness terminal welder provided by the present invention. For convenience of description, the terms "upper", "lower", "left" and "right" are used in the same way as the drawings, but do not limit the structure of the present invention.

As shown in fig. 1 to 4, a wire harness terminal welder includes: housing 9, transformer assembly, welding assembly, power interface 1, current display 14, heating switch 7 and regulating switch 5.

The casing 9 is a rectangular box structure and is an insulator as a whole. The upper end face of casing 9 is provided with standing groove 15, and is optional, and standing groove 15 is 2, sets up in the both sides of casing 9 symmetrically, can be used for placing common materials, facilitates the use, can improve the operating efficiency simultaneously.

The transformer assembly is arranged in the shell 9 and comprises a transformer 4, a fuse wire 3 and a leakage protector 2. The transformer 4 is an enhanced leakage flux arc welding transformer, and can adjust the current during welding. The transformer 4, the fuse wire 3 and the leakage protector 2 are electrically connected in sequence, and the safe use of a power supply can be guaranteed when the circuit is overloaded.

The welding assembly comprises an insulating plate 10, two carbon rods 8 and two elastic clamps 11. The insulating plate 10 is fixed to the upper end face of the housing 9 by screws. The elastic clamps 11 are of a downward-opening V-shaped structure, and flanges 13 extending outwards are arranged at two ends of the bottom of each elastic clamp 11. The elastic clamp 11 is connected with the insulating plate 10 through a flanging 13 and a screw. The top of each elastic clip 11 forms a clamping opening 12, and the carbon rod 8 can be placed in the clamping opening 12 for fixation. The middle part of the elastic clamp 11 is provided with an adjusting piece 16 which penetrates through two side walls of the elastic clamp, corresponding to the clamping opening, and the adjusting piece 16 comprises an adjusting bolt and an adjusting nut which is connected to the adjusting bolt in a threaded mode. The self elasticity of the elastic clamp 11 and the bolt and nut combination of the adjusting piece 16 can adjust the size of the clamping opening 12, thereby better fixing the carbon rod 8 or replacing the carbon rod 8. Two elastic clamp 11 set up on insulation board 10 symmetrically, make the position of two centre gripping mouths 12 just right to realize that 2 carbon-point 8's position is relative, 2 distance between the carbon-point 8 is about 1mm, the welding of being convenient for.

The side surface of the shell 9 is provided with a power interface 1, a heating switch 7, a current display 14 and an adjusting switch 5. The power interface 1 can be connected with a power line to realize power supply of the welder. The heating switch 7 can control the on-off state of the circuit of the carbon rod 8, and replacement and power utilization safety during welding of the next connecting piece after one connecting piece is welded are facilitated. The contacts of the regulating switch 5 are connected with the corresponding contacts of the transformer 4, so that different circuits can be switched. The real-time operating current of the welder can be displayed by the current display 14, facilitating adjustment of the circuit as needed, and thus adjusting the welding power.

The wire harness terminal welding device further comprises a heat dissipation fan 6. Be provided with the thermovent on the side of casing 9, heat dissipation fan 6 embedding sets up in the thermovent for the operation environment of guarantee welding ware is in time dispelled the heat to the welding ware when the operation.

In the embodiment of the present application, the electrical components are electrically connected in sequence, and the detailed connection means is a known technique in the art, and the following mainly introduces the working principle and process, and does not describe the electrical control.

The following are the types and functions adopted by the electrical component in the present case:

the fuse wire 3 is selected from HR35KV series high-voltage fuse wires of Hanfang electric products Co. When the current is too large and the resistance of the fuse wire is large, the generated heat is large, and the fuse wire is fused due to the large temperature, so that the circuit can be protected.

The earth leakage protector 2 is made of a schneider breaker EA9RL 1P series, and when an electric leakage or an insulation breakdown occurs in the main circuit, the main circuit can be turned on or off according to the judgment result.

The adjusting switch 5 is K16-512 series of gold macro electric appliance company Limited. The contact system of the regulating switch is composed of a plurality of static contact seats embedded in an insulating shell and movable contacts in a movable support. The moving contact is a double-breakpoint butt-joint contact bridge, and on a rotating shaft with a handle, the moving contact rotates to different positions along with the rotating shaft to make a circuit connected or disconnected.

The current display 14 is a PDM-5135 general digital panel watch available from Ankegaku, Leqing. The appearance adopts standard size, bayonet self-lock device, simple to operate. The device can be used for direct measurement of voltage and current.

The working principle of one embodiment of the application is as follows: when needing to weld, will need welded pencil and terminal to press respectively between two carbon-point 8, make the both ends of terminal contact two carbon-point 8 respectively, open heating switch 7, turn to regulating switch 5 circuit and switch on, place the solder wire in the splice, attached to the splice after the solder wire melts, weld pencil and terminal completely. After welding, the heating switch 7 is closed to take the welded and cooled terminal down, and a new welding part is replaced to repeat the operation.

During the welding process, the adjusting switch 5 can be adjusted according to different materials of the welding terminal and the wire harness. When the carbon rod 8 needs to be replaced, the adjusting nut on the adjusting piece 16 is unscrewed, the carbon rod 8 is taken down, and the adjusting piece 16 is screwed down after a new carbon rod 8 is replaced.

To sum up, adopted heating switch, adjustable elastic clamp and carbon-point to regard as the electrode in this application embodiment, realized that the circuit is open circuit state when not using, and the circuit is short circuit state during the use, safe heating, efficient. The embodiment of the application adopts the regulating switch, the transformer and the current display, so that the power during heating can be regulated according to different requirements during welding, and the heating efficiency is improved.

In this application, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the present application, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A wire harness terminal welder, comprising:

a housing;

the transformer assembly is arranged in the shell and comprises a transformer, a fuse wire and a leakage protector which are sequentially and electrically connected;

the welding assembly comprises an insulating plate arranged on the outer surface of the shell and two elastic clamps arranged on the insulating plate, wherein each elastic clamp is provided with a clamping opening, each clamping opening is provided with a carbon rod in a clamping manner, and the two carbon rods are respectively electrically connected with the positive electrode and the negative electrode of the transformer;

the power interface is electrically connected with the leakage protector;

the heating switch is arranged on the shell and is arranged between the transformer and the carbon rod;

the adjusting switch is arranged on the shell and is electrically connected with the transformer;

the current display is embedded on the outer surface of the shell and electrically connected with the transformer, and can display the real-time current of a circuit in work.

2. The wire harness terminal welder of claim 1, wherein the spring clip is a downwardly opening V-shaped structure.

3. The wire harness terminal welder of claim 2, wherein flanges are provided at both ends of the bottom of the elastic clip, and the elastic clip is fixed to the insulating plate by the flanges.

4. The wire harness terminal welder of claim 2, wherein the two resilient clips are oppositely disposed on the insulating plate, and the clamping openings of the two resilient clips are oppositely located.

5. The wire harness terminal welder according to claim 4, wherein the middle portion of the elastic clip is provided with an adjusting member provided through both side walls thereof corresponding to the clamping opening, the adjusting member adjusting the size of the clamping opening to be able to fix or loosen the carbon rod.

6. The wire harness terminal welder of claim 5, wherein the adjustment member includes an adjustment bolt and an adjustment nut threaded onto the adjustment bolt, the adjustment bolt disposed through both sidewalls of the spring clip.

7. The wire harness terminal welder of claim 1, wherein the housing is provided with a heat sink, and a heat dissipating fan is embedded in the heat sink.

8. The wire harness terminal welder according to claim 1, wherein a plurality of placing grooves are provided on the housing.