CN210848745U

CN210848745U - Terminal welding tool

Info

Publication number: CN210848745U
Application number: CN201921332264.1U
Authority: CN
Inventors: 岳志国; 宋仁宇; 赵忠辉
Original assignee: Tianjin Auto Weide Welding Technology Co ltd
Current assignee: Tianjin Auto Weide Welding Technology Co ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-06-26
Anticipated expiration: 2029-08-16

Abstract

A terminal welding tool comprises: the positioning device is used for placing the cable and the terminal to be welded; the pressing device is used for pressing the terminal and the wire harness; the pressing comprises transverse pressing of the wire harness and longitudinal pressing of the terminal; the transmission device is used for driving the pressing device; the transmission device comprises a hand switch and a travel switch, the hand switch is connected with the travel switch, and the travel switch is controlled by the hand switch; the other end of the travel switch is connected with a pressing device, and the pressing device is controlled by the travel switch to play a pressing role. The complex pressing mechanism such as an air cylinder is avoided, the simple structure of the travel switch is utilized, and the semi-automatic welding mode is utilized, so that the device is flexibly applicable to production. The utility model discloses in having designed the closing device of upper and lower two parts, going up closing device rigid, through the transmission of closing device down, all compress tightly terminal and pencil, guaranteed that the work piece both ends have sufficient pressure.

Description

Terminal welding tool

Technical Field

The utility model relates to a terminal welding field especially relates to a terminal welding frock.

Background

The existing terminal welding generally adopts a spot welding mode, the spot welding process comprises the steps of opening cooling water, cleaning the surface of a weldment, accurately assembling, sending the weldment between an upper electrode and a lower electrode, applying pressure to enable the weldment to be in good contact, and electrifying to enable the contact surfaces of the two workpieces to be heated and locally melt to form a nugget; and (5) maintaining the pressure after power failure, cooling and solidifying the nugget under the pressure to form a welding spot, removing the pressure, and taking out the workpiece. The welding quality is greatly influenced by welding parameters such as welding current, electrode pressure, electrifying time, working surface size of the electrode and the like. At present, manual welding is generally adopted for the condition that a plurality of wire harnesses on one cable need to be welded with terminals, and the wire harnesses need to be separated manually, so that the time is not controlled, and the labor cost is increased.

SUMMERY OF THE UTILITY MODEL

To the problem, an object of the utility model is to provide a terminal welding frock.

The utility model provides a technical scheme that relevant technical problem adopted has designed a terminal welding frock, a serial communication port, include:

the positioning device is used for placing the cable and the terminal to be welded;

the pressing device is used for pressing the terminal and the wire harness; the pressing comprises transverse pressing of the wire harness and longitudinal pressing of the terminal;

the transmission device is used for driving the pressing device;

the transmission device comprises a hand-operated switch and a travel switch, the hand-operated switch is connected with the travel switch, and the travel switch is controlled by the hand-operated switch; the other end of the travel switch is connected with a pressing device, and the pressing device is controlled by the travel switch to play a pressing role.

Further, the cable includes a plurality of pencil, the tip welding terminal of pencil, the terminal is the sheetmetal of buckling, the angle of buckling is the right angle.

Further, the positioning device comprises a cable positioning block which is fixedly connected to the bottom plate; the end face of the cable positioning block is of a smooth structure.

Further, an electrode body is arranged on the bottom plate, the electrode body is of a block structure, the terminal is placed on the electrode body, and the bent part of the terminal is clamped on the electrode body; the terminal is provided with the wire harness, and the terminal and the wire harness abut against the smooth end part of the cable positioning block.

Furthermore, the pressing device comprises an upper pressing device and a lower pressing device, the upper pressing device is fixedly connected to the bottom plate, and the lower pressing device generates pressing force on the wiring harness and the terminal through control of the transmission device.

Further, the upper compressing device comprises a first compressing ceramic block; the lower pressing device comprises a connecting plate, a ceramic pressing plate and a second pressing ceramic block; one end of the first compression ceramic block is connected to the electrode body, the section of the other end of the first compression ceramic block is attached to the upper side face of the wire harness, and the bottom face of the first compression ceramic block is attached to the top face of the terminal; one end of the connecting plate is connected with the transmission device, the other end of the connecting plate is connected with the ceramic pressing plate, the other end of the ceramic pressing plate is connected with a second pressing ceramic block, and the second pressing ceramic block and the first pressing ceramic block are identical in structure and are symmetrically arranged; the section of the second compression ceramic block is attached to the lower side surface of the wire harness, and the bottom surface of the second compression ceramic block is attached to the top surface of the terminal; the transmission device drives the second pressing ceramic block to press the wiring harness towards one side of the first pressing ceramic block, and meanwhile, the bottom surface of the second pressing ceramic block presses the terminal downwards.

Furthermore, the transmission device further comprises a limiting block, and the limiting block is used for limiting the retreating position of the connecting plate.

The utility model has the advantages that:

the utility model discloses in designed a terminal welding frock, include: the positioning device is used for placing the cable and the terminal to be welded; the pressing device is used for pressing the terminal and the wire harness; the pressing comprises transverse pressing of the wire harness and longitudinal pressing of the terminal; the transmission device is used for driving the pressing device; the transmission device comprises a hand switch and a travel switch, the hand switch is connected with the travel switch, and the travel switch is controlled by the hand switch; the other end of the travel switch is connected with a pressing device, and the pressing device is controlled by the travel switch to play a pressing role. The complex pressing mechanism such as an air cylinder is avoided, the simple structure of the travel switch is utilized, and the semi-automatic welding mode is utilized, so that the device is flexibly applicable to production.

The utility model discloses in having designed the closing device of upper and lower two parts, going up closing device rigid, through the transmission of closing device down, all compress tightly terminal and pencil, guaranteed that the work piece both ends have sufficient pressure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a top view of a terminal welding tool of the present invention;

fig. 2 is the utility model relates to a spatial structure sketch map of terminal welding frock.

Fig. 3 is the utility model relates to a structural schematic of cable of terminal welding frock.

Wherein:

1. an electrode body; 2. a cable; 21. a wire harness; 3. a terminal;

4. a second compacted ceramic block; 5. a ceramic press plate; 6. a baffle plate;

7. a base plate; 8. a limiting block; 9. a travel switch; 10. a connecting plate;

11. a cable positioning block; 12. a first compacted ceramic block; 13. a hand-operated switch;

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

A terminal 3 welding frock as shown in figure 1, its characterized in that includes: a positioning device for placing the cable 2 and the terminal 3 to be welded; a pressing device for pressing the terminal 3 and the wire harness 21; wherein the pressing comprises transverse pressing of the wire harness 21 and longitudinal pressing of the terminal 3; the transmission device is used for driving the pressing device; the transmission device comprises a hand-operated switch 13 and a travel switch 9, the hand-operated switch 13 is connected with the travel switch 9, and the travel switch 9 is controlled by the hand-operated switch 13; the other end of the travel switch 9 is connected with a pressing device, and the pressing device is controlled by the travel switch 9 to play a pressing role.

The utility model discloses utilized travel switch 9, travel switch 9 utilizes this moving part's of manual switch collision to make its contact action realize the switch-on or divide the disconnected control circuit, reaches the control purpose. The other end of the travel switch 9 is connected with a pressing device, and the pressing device is controlled by the travel switch 9 to play a pressing role. The complex pressing mechanism such as an air cylinder is avoided, the simple structure of the travel switch 9 is utilized, and the semi-automatic welding mode is utilized, so that the device is flexibly applicable to production.

As shown in fig. 2, the cable 2 includes a plurality of wire harnesses 21, the ends of the wire harnesses 21 are welded with terminals 3, the terminals 3 are bent metal sheets, and the bending angle is a right angle. The wiring harness 21 terminals 3 determine the placement positions by the positioning device. The positioning device comprises a cable 2 positioning block, and the cable 2 positioning block is fixedly connected to the bottom plate 7; the end face of the cable 2 positioning block is of a smooth structure.

The bottom plate 7 is provided with an electrode body 1, the electrode body 1 is of a block structure, the terminal 3 is placed on the electrode body 1, and the bent part of the terminal 3 is clamped on the electrode body 1; the wire harness 21 is placed on the terminal 3, and the terminal 3 and the wire harness 21 are abutted at the smooth end part of the cable 2 positioning block.

The pressing device comprises an upper pressing device and a lower pressing device, the upper pressing device is fixedly connected to the bottom plate 7, and the lower pressing device generates pressing force on the wiring harness 21 and the terminal 3 through the control of the transmission device.

The upper compacting means comprise a first compacting ceramic block 12; the lower pressing device comprises a connecting plate 10, a ceramic pressing plate 5 and a second pressing ceramic block 4; one end of the first compression ceramic block 12 is connected to the electrode body 1, the section of the other end is attached to the upper side face of the wire harness 21, and the bottom face is attached to the top face of the terminal 3; one end of the connecting plate 10 is connected with a transmission device, the other end of the connecting plate is connected with a ceramic pressing plate 5, the other end of the ceramic pressing plate 5 is connected with a second pressing ceramic block 4, and the second pressing ceramic block 4 and the first pressing ceramic block 12 are identical in structure and are symmetrically arranged; the section of the second compression ceramic block 4 is attached to the lower side surface of the wiring harness 21, and the bottom surface is attached to the top surface of the terminal 3; the transmission device drives the second pressing ceramic block 4 to press the wiring harness 21 towards one side of the first pressing ceramic block 12, and meanwhile, the bottom surface of the second pressing ceramic block 4 presses the terminal 3 downwards.

The transmission device further comprises a limiting block 8, and the limiting block 8 is used for limiting the retreating position of the connecting plate 10. The hand-operated switch 13 drives the travel switch 9 to operate through collision, the travel switch 9 drives the ceramic pressing plate 5 on the connecting plate 10 to move, the ceramic pressing plate 5 is connected with the second pressing ceramic block 4, the section of the second pressing ceramic block 4 is attached to the lower side surface of the wiring harness 21, and the bottom surface is attached to the top surface of the terminal 3; the transmission device drives the second pressing ceramic block 4 to press the wiring harness 21 towards one side of the first pressing ceramic block 12, and meanwhile, the bottom surface of the second pressing ceramic block 4 presses the terminal 3 downwards. And after the pressing, the welding gun welds the terminal 3 and the wire harness 21, the hand switch 13 is rotated again, the travel switch 9 drives the pressing mechanism to retreat, the terminal 3 welded on the wire harness 21 is loosened, and the welding is completed. The hold-down mechanism is stopped by the position of the limiting block 8 in the process of retreating.

The working mode is as follows:

a terminal 3 welding frock includes: a positioning device for placing the cable 2 and the terminal 3 to be welded; a pressing device for pressing the terminal 3 and the wire harness 21; wherein the pressing comprises transverse pressing of the wire harness 21 and longitudinal pressing of the terminal 3; the transmission device is used for driving the pressing device; the transmission device comprises a hand-operated switch 13 and a travel switch 9, the hand-operated switch 13 is connected with the travel switch 9, and the travel switch 9 is controlled by the hand-operated switch 13; the other end of the travel switch 9 is connected with a pressing device, and the pressing device is controlled by the travel switch 9 to play a pressing role.

Specifically, the hand switch 13 drives the travel switch 9 to operate through collision, the travel switch 9 drives the ceramic pressing plate 5 on the connecting plate 10 to move, the ceramic pressing plate 5 is connected with the second pressing ceramic block 4, the cross section of the second pressing ceramic block 4 is attached to the lower side surface of the wiring harness 21, and the bottom surface is attached to the top surface of the terminal 3; the transmission device drives the second pressing ceramic block 4 to press the wiring harness 21 towards one side of the first pressing ceramic block 12, and meanwhile, the bottom surface of the second pressing ceramic block 4 presses the terminal 3 downwards. And after the pressing, the welding gun welds the terminal 3 and the wire harness 21, the hand switch 13 is rotated again, the travel switch 9 drives the pressing mechanism to retreat, the terminal 3 welded on the wire harness 21 is loosened, and the welding is completed. The hold-down mechanism is stopped by the position of the limiting block 8 in the process of retreating.

The utility model adopts the travel switch 9 and is controlled by the hand switch 13; the other end of the travel switch 9 is connected with a pressing device, and the pressing device is controlled by the travel switch 9 to play a pressing role. The complex pressing mechanism such as an air cylinder is avoided, the simple structure of the travel switch 9 is utilized, and the semi-automatic welding mode is utilized, so that the device is flexibly applicable to production.

Additionally, the utility model discloses in the closing device of two parts about having designed, go up closing device rigid, through the transmission of closing device down, compress tightly all of terminal 3 and pencil 21, guaranteed that the work piece both ends have sufficient pressure.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a terminal welding frock which characterized in that includes:

the positioning device is arranged on the bottom plate and used for placing the cable and the terminal to be welded;

the pressing device is arranged on the bottom plate and used for pressing the terminal and the wire harness; the pressing comprises transverse pressing of the wire harness and longitudinal pressing of the terminal;

the transmission device is arranged on the bottom plate and used for driving the pressing device;

2. The terminal welding tool of claim 1, wherein: the cable comprises a plurality of wire harnesses, terminals are welded at the end portions of the wire harnesses, the terminals are bent metal sheets, and the bending angle is a right angle.

3. The terminal welding tool of claim 1, wherein: the positioning device comprises a cable positioning block which is fixedly connected to the bottom plate; the end face of the cable positioning block is of a smooth structure.

4. The terminal welding tool of claim 3, wherein: the bottom plate is provided with an electrode body which is of a block structure, the terminal is placed on the electrode body, and the bent part of the terminal is clamped on the electrode body; the terminal is provided with the wire harness, and the terminal and the wire harness abut against the smooth end part of the cable positioning block.

5. The terminal welding tool of claim 1, wherein: the pressing device comprises an upper pressing device and a lower pressing device, the upper pressing device is fixedly connected to the bottom plate, and the lower pressing device generates pressing force on the wiring harness and the terminal through control of the transmission device.

6. The terminal welding tool of claim 5, wherein: the upper compressing device comprises a first compressing ceramic block; the lower pressing device comprises a connecting plate, a ceramic pressing plate and a second pressing ceramic block; one end of the first compression ceramic block is connected to the electrode body, the section of the other end of the first compression ceramic block is attached to the upper side face of the wire harness, and the bottom face of the first compression ceramic block is attached to the top face of the terminal; one end of the connecting plate is connected with the transmission device, the other end of the connecting plate is connected with the ceramic pressing plate, the other end of the ceramic pressing plate is connected with a second pressing ceramic block, and the second pressing ceramic block and the first pressing ceramic block are identical in structure and are symmetrically arranged; the section of the second compression ceramic block is attached to the lower side surface of the wire harness, and the bottom surface of the second compression ceramic block is attached to the top surface of the terminal; the transmission device drives the second pressing ceramic block to press the wiring harness towards one side of the first pressing ceramic block, and meanwhile, the bottom surface of the second pressing ceramic block presses the terminal downwards.

7. The terminal welding tool of claim 1, wherein: the transmission device further comprises a limiting block, and the limiting block is used for limiting the retreating position of the connecting plate.