CN215034404U

CN215034404U - Novel hand-held type resistance welding rifle

Info

Publication number: CN215034404U
Application number: CN202120393273.2U
Authority: CN
Inventors: 赵治港; 熊卫
Original assignee: Ningbo Jun Fa Automation Equipment Co ltd
Current assignee: Ningbo Jun Fa Automation Equipment Co ltd
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-12-07
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a novel hand-held type resistance welding gun, including the welder main part, the inside of welder main part is provided with axle sleeve and lower axle sleeve, it has the holding rod to go up the inside through of axle sleeve and lower axle sleeve, the inside of going up the axle sleeve is provided with spring and pressure sensors, pressure sensors is located the one end of spring, and the other end of spring supports on a terminal surface of holding rod, the other end fixed mounting of holding rod has the electrode tip, fixed mounting has the connection copper on the terminal surface of welder main part, connect copper and pressure sensors electric connection, the other end electric connection of connection copper has the cable conductor. This novel hand-held type resistance welding gun adopts the aluminium system material preparation, and whole weight is lighter, and the workman of being convenient for takes and holds, and the volume is less simultaneously, operates more in a flexible way to and whole cost of manufacture and cost of maintenance are cheap, are applicable to the welding operation of different shape work pieces more.

Description

Novel hand-held type resistance welding rifle

Technical Field

The utility model relates to a resistance welding technical field specifically is a novel hand-held type resistance welding rifle.

Background

In the manufacturing of the household electrical appliance industry, a large number of box type workpieces can appear, and when the box type workpieces are produced and processed, different positions need to be welded by adopting a welding process, so that the firmness and stability of products are ensured.

However, in the existing welding process of the box body, the requirement on welding spots is high, breakdown and insufficient welding phenomena cannot be caused, the strength and the overall dimension of the box body are ensured after welding, the box body wall is thin and different in specification, and the automated welding investment cost is too high due to the fact that the overall dimension of some box bodies is not in specification, the working efficiency cannot be improved, and the labor cannot be reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel hand-held type resistance welding rifle to in the welding process who provides current box among the solution above-mentioned background art, it is higher to the requirement of solder joint, require not to have breakdown and rosin joint phenomenon, the intensity and the overall dimension of box will be guaranteed after the welding, because the box wall all is more thin and the specification differs, because of some box overall dimension non-specifications, realize that automatic welding investment cost is too high, and work efficiency can't promote, the artifical technical problem that also can not obtain the reduction.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel hand-held type resistance welding gun, includes the welder main part, the inside of welder main part is provided with axle sleeve and lower axle sleeve, it has the holding rod to go up the inside running-through of axle sleeve and lower axle sleeve, the inside of going up the axle sleeve is provided with spring and pressure sensors, pressure sensors is located the one end of spring, and the other end of spring supports on a terminal surface of holding rod, the other end fixed mounting of holding rod has the electrode tip, fixed mounting has the connection copper on the terminal surface of welder main part, connect copper and pressure sensors electric connection, the other end electric connection of connecting the copper has the cable conductor.

Preferably, an internal cooling copper pipe is arranged inside the welding gun main body, two cooling water pipes are arranged inside the welding gun main body, the two cooling water pipes are respectively communicated with the internal cooling copper pipe, and the internal cooling copper pipe is inserted in the middle shaft position of the holding rod.

Preferably, a grip is fixedly mounted on the outer surface of one side of the welding gun main body.

Preferably, a cable fixing rod is fixedly mounted on the outer surface of one side of the welding gun main body, and the other end of the cable fixing rod is fixedly connected to the outer surface of the cable.

Preferably, a safety cover is mounted on an outer surface of the welding gun body.

Preferably, a plurality of welding gun main bodies are made of aluminum materials, and the cooling water pipe and the cable are respectively connected with an external cooling water supply system and a welding power supply.

Preferably, the outer part of the welding gun main body is provided with a conductive copper plate, and a box workpiece is placed on the upper end face of the conductive copper plate.

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

1. according to the novel handheld resistance welding gun, through the arrangement of the pressure sensor, the spring and the holding rod, when a workpiece is welded, one end of the holding rod is abutted to a part to be welded of the workpiece, downward pressure is applied, the holding rod is retracted into the welding gun body at the moment, the spring is compressed, the pressure sensor is stressed and generates data, when the pressure data reaches a set value, the pressure sensor is electrified, one end of the holding rod is connected with current at the moment, the workpiece is further welded, the pressure on each welding point of the workpiece to be welded is ensured to be consistent, and the welding spot fastness and the process can not meet the requirements due to pressure fluctuation;

2. this novel hand-held type resistance welding gun adopts the aluminium system material preparation, and whole weight is lighter, and the workman of being convenient for takes and holds, and the volume is less simultaneously, operates more in a flexible way to and whole cost of manufacture and cost of maintenance are cheap, are applicable to the welding operation of different shape work pieces more.

Drawings

FIG. 1 is a schematic view of the welding gun of the present invention;

FIG. 2 is a front view of the welding gun body of the present invention;

FIG. 3 is a side view of the welding gun body of the present invention;

fig. 4 is an internal structure view of the welding gun body of the present invention.

In the figure: 1. a welding gun main body; 2. a safety cover; 3. a holding rod; 4. an electrode tip; 5. a cable fixing bar; 6. a cable wire; 7. a grip; 8. a cooling water pipe; 9. an internal cooling copper pipe; 10. a pressure sensor; 11. a spring; 12. an upper shaft sleeve; 13. a lower shaft sleeve; 14. connecting a copper plate; 15. a conductive copper plate; 16. and (5) a box body workpiece.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a novel hand-held type resistance welding gun, includes welder main part 1, the inside of welder main part 1 is provided with axle sleeve 12 and lower axle sleeve 13, and the inside of going up axle sleeve 12 and lower axle sleeve 13 runs through there is holding rod 3, and the inside of going up axle sleeve 12 is provided with spring 11 and pressure sensors 10, and the model of pressure sensors 10 is: PT 124-124G-111, a pressure sensor 10 is located at one end of a spring 11, the other end of the spring 11 is abutted against one end face of a holding rod 3, an electrode tip 4 is fixedly installed at the other end of the holding rod 3, a connecting copper plate 14 is fixedly installed on one end face of a welding gun body 1, the connecting copper plate 14 is electrically connected with the pressure sensor 10, and a cable 6 is electrically connected with the other end of the connecting copper plate 14, wherein when a workpiece is welded, one end of the holding rod 3 is abutted against a position to be welded of the workpiece and applies a downward pressure, the holding rod 3 retracts into the welding gun body 1, the spring 11 is compressed, the pressure sensor 10 is stressed and generates data, when the pressure data reaches a set value, the pressure sensor 10 is powered on, one end of the holding rod 3 is powered on, and then the workpiece is welded, so that the pressure on each welding point of the workpiece to be welded is consistent, the problem that the welding spot fastness and the process can not meet the requirements due to pressure fluctuation is avoided.

Furthermore, an internal cooling copper pipe 9 is arranged inside the welding gun main body 1, two cooling water pipes 8 are arranged inside the welding gun main body 1, the two cooling water pipes 8 are respectively communicated with the internal cooling copper pipe 9, and the internal cooling copper pipe 9 penetrates through the middle shaft position of the holding rod 3, so that the device has a good cooling water circulation mechanism, and the device has good cooling performance.

Further, a handle 7 is fixedly arranged on the outer surface of one side of the welding gun main body 1, so that the device can be conveniently used.

Furthermore, a cable fixing rod 5 is fixedly mounted on the outer surface of one side of the welding gun main body 1, and the other end of the cable fixing rod 5 is fixedly connected to the outer surface of the cable 6, so that the position stability of the cable 6 when the device works is ensured.

Further, a safety cover 2 is installed on the outer surface of the welding gun body 1, which facilitates the internal inspection and maintenance of the device.

Further, many welder main parts 1 adopt the aluminum product preparation, and outside cooling water supply system and welding power are connected respectively to condenser tube 8 and cable conductor 6, through adopting the aluminium system material preparation, whole weight is lighter, and the workman of being convenient for is taken and is held, and the volume is less simultaneously, operates more in a flexible way to and whole cost of manufacture and cost of maintenance are cheap, are applicable to the welding operation of different shapes work pieces more.

Further, the outside of welder main part 1 is provided with electrically conductive copper 15, has placed box work piece 16 on the up end of electrically conductive copper 15, and this has guaranteed the stable normal clear of welding operation.

The working principle is as follows: firstly, a conductive copper plate 15 is placed at a designated position, then a box workpiece 16 is placed on the outer surface of the upper end of the conductive copper plate 15, then a cooling water pipe 8 in a welding gun body 1 is connected with an external cooling water supply system, and a cable 6 is electrically connected with an external welding power supply, at the same time, a worker can hold the welding gun body 1 and a handle 7 to weld the box workpiece 16, during the welding operation, an electrode tip 4 is abutted against a welding point and applies a downward pressure, at the same time, a holding rod 3 is retracted into the welding gun body 1, a spring 11 at one end of the holding rod 3 is compressed, then a pressure sensor 10 at one end of the spring 11 is stressed and generates a pressure value, when the pressure value reaches a set value, the pressure sensor 10 is electrified, at the same time, the holding rod 3 is electrified, the electrode tip 4 is electrified, further, the workpiece is welded, and during the whole welding operation, the cooling water pipe 8 and the internal cooling copper pipe 9 circulate and flow the cooling water, so that the stable work of the welding gun is ensured.

In the embodiments of the present application, the descriptions of the directional terms such as "front", "back", "left" and "right" are only described according to the directions shown in the drawings shown in the present application, and are not limited to the scope of the claims of the present application, and in the specific implementation process, other similar or similar embodiments may be obtained by correspondingly modifying the embodiments according to the embodiments, and all of the embodiments are within the scope of the present application, and the descriptions of the other similar or similar embodiments are not repeated in the present application.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A novel hand-held resistance welding gun comprises a welding gun main body (1), and is characterized in that: the utility model discloses a welding gun, including welder main part (1), axle sleeve (12) and lower axle sleeve (13) are provided with to the inside of welder main part (1), go up axle sleeve (12) and the inside of lower axle sleeve (13) and run through holding rod (3), the inside of going up axle sleeve (12) is provided with spring (11) and pressure sensors (10), pressure sensors (10) are located the one end of spring (11), and the other end of spring (11) supports on the terminal surface of holding rod (3), the other end fixed mounting of holding rod (3) has electrode tip (4), fixed mounting has connection copper (14) on the terminal surface of welder main part (1), connect copper (14) and pressure sensors (10) electric connection, the other end electric connection of connecting copper (14) has cable conductor (6).

2. The novel handheld electric resistance welding gun of claim 1, characterized in that: the welding gun is characterized in that an internal cooling copper pipe (9) is arranged inside the welding gun main body (1), two cooling water pipes (8) are arranged inside the welding gun main body (1), the two cooling water pipes (8) are respectively communicated with the internal cooling copper pipe (9), and the internal cooling copper pipe (9) is inserted in the middle shaft position of the holding rod (3).

3. The novel handheld electric resistance welding gun of claim 1, characterized in that: and a grip (7) is fixedly arranged on the outer surface of one side of the welding gun main body (1).

4. The novel handheld electric resistance welding gun of claim 1, characterized in that: the welding gun is characterized in that a cable fixing rod (5) is fixedly mounted on the outer surface of one side of the welding gun main body (1), and the other end of the cable fixing rod (5) is fixedly connected to the outer surface of a cable (6).

5. The novel handheld electric resistance welding gun of claim 1, characterized in that: and a safety cover (2) is arranged on the outer surface of the welding gun main body (1).

6. The novel handheld electric resistance welding gun of claim 2, characterized in that: many welder main part (1) adopts the aluminum product preparation, outside cooling water supply system and welding power are connected respectively to cooling water pipe (8) and cable conductor (6).

7. The novel handheld electric resistance welding gun of claim 1, characterized in that: the welding gun is characterized in that a conductive copper plate (15) is arranged outside the welding gun main body (1), and a box body workpiece (16) is placed on the upper end face of the conductive copper plate (15).