CN219616891U

CN219616891U - Welding gun neck replacement mechanism

Info

Publication number: CN219616891U
Application number: CN202321391761.5U
Authority: CN
Inventors: 李帆
Original assignee: Wuhan Luochi Welding Technology Co ltd
Current assignee: Wuhan Luochi Welding Technology Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-09-01
Anticipated expiration: 2033-05-30

Abstract

The utility model relates to a gun neck replacing mechanism of a welding gun, which comprises a handle, a connector, a gun neck and a nozzle; the handle comprises a front shell and a rear shell; the front shell is arranged at the top end of the connector, and the rear shell is detachably arranged at the rear side of the front shell; the bottom end of the gun neck extends into the handle from the front shell to the rear shell, and the nozzle is arranged at the top end of the gun neck; the inner side of the front shell is provided with a hoop, the hoop is provided with a mounting hole, and the bottom end of the gun neck is inserted into the mounting hole; the rear side of the anchor ear is provided with a clamping seam connected with the mounting hole; the inside of back casing is provided with two clamp blocks, and two clamp blocks set up in the both sides of staple bolt with interference for oppression clamp seam is closed thereby makes the staple bolt press from both sides tight rifle neck.

Description

Welding gun neck replacement mechanism

Technical Field

The utility model relates to the technical field of welding guns, in particular to a welding gun neck replacing mechanism.

Background

The welding gun is a part for executing welding operation in the welding process, is a tool for gas welding, is shaped like a gun, is provided with a nozzle at the front end, ejects high-temperature flame as a heat source, and has flexible use, convenience, rapidness and simple process. The existing handle comprises a handle shell and a welding gun head arranged at the front end of the handle shell, when the welding gun head needs to be replaced, the welding gun head at the front end of the handle shell needs to be detached and replaced with other forms of welding gun heads when the welding gun head needs to be replaced, so that the replacement is troublesome, other parts are easy to damage, and other parts are likely to fall off from the mounting groove.

Disclosure of Invention

Based on the above description, the utility model provides a welding gun neck replacing mechanism, which is characterized in that a detachable front shell and a detachable rear shell are divided into a shell, and a hoop and a clamping block are arranged in the shell for clamping the gun neck, so that the welding gun neck replacing mechanism is convenient to replace, and meanwhile, other parts are prevented from being damaged.

The technical scheme for solving the technical problems is as follows: a welding gun neck replacing mechanism comprises a handle, a connector, a gun neck and a nozzle; the handle comprises a front shell and a rear shell; the front shell is arranged at the top end of the connector, and the rear shell is detachably arranged at the rear side of the front shell; the bottom end of the gun neck extends into the handle from the position between the front shell and the rear shell, and the nozzle is arranged at the top end of the gun neck;

the inner side of the front shell is provided with a hoop, the hoop is provided with a mounting hole, and the bottom end of the gun neck is inserted into the mounting hole; the rear side of the anchor ear is provided with a clamping seam connected with the mounting hole; the inside of back casing is provided with two clamp blocks, and two clamp blocks interference setting are in the both sides of staple bolt for oppression the clamp seam is closed thereby makes the staple bolt presss from both sides tightly the rifle neck.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, a clamping sleeve is arranged in the handle, the bottom end of the clamping sleeve is connected with the connector, and the top end of the clamping sleeve is provided with a sleeve; the sleeve is inserted into the mounting hole, and the bottom end of the gun neck is inserted into the sleeve; the side wall of the sleeve is provided with a plurality of side seams.

Further, clamping inclined planes are arranged on one sides, close to the anchor ear, of the two clamping blocks; guide inclined planes in interference fit with the clamping inclined planes are respectively arranged on two sides of the anchor ear.

Further, hooks are arranged on one sides of the front ends of the two clamping blocks, which are far away from each other; the front shell is characterized in that clamping grooves are formed in two sides of the front shell respectively, and the hooks are respectively clamped in the clamping grooves.

Further, the two clamping grooves are respectively arranged on the left side and the right side of the front end of the front shell, and the front ends of the two clamping blocks respectively extend out of the two clamping grooves.

Further, a switch is arranged on the front side of the front shell, and the switch is electrically connected with the gun neck.

The bottom end of the connector is provided with a cable supporting sleeve, and the top end of the connector is provided with a ball head; a spherical hole electric nozzle seat matched with the ball head is arranged at the bottom end of the front shell, and a conductive nozzle is inserted into the top end of the electric nozzle seat; the insulating ring, the contact tip seat and the contact tip are all located inside the nozzle.

Further, a cable supporting sleeve is arranged at the bottom end of the connector, and a ball head is arranged at the top end of the connector; the bottom of the front shell is provided with a spherical hole matched with the ball head.

Further, the bottom end of the rear shell is hinged to the front shell.

Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects:

according to the utility model, the detachable front shell and the detachable rear shell are divided, and the hoop and the clamping block are arranged in the shell for clamping the gun neck, so that the gun neck is convenient to replace, and meanwhile, other parts are prevented from being damaged.

Drawings

Fig. 1 is a schematic structural diagram of a gun neck replacing mechanism of a welding gun according to an embodiment of the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of the mounting of the front and rear housings according to an embodiment of the utility model;

in the drawings, the list of components represented by the various numbers is as follows:

1. a connector; 11. a support sleeve; 12. ball head; 2. a handle; 21. a front housing; 211. a spherical hole; 212. a clamping groove; 213. a switch; 22. a rear housing; 23. a hoop; 231. a mounting hole; 232. clamping the seam; 233. a guide slope; 24. a clamping block; 241. clamping inclined planes; 242. a hook; 3. a jacket; 31. a sleeve; 32. a side seam; 4. a gun neck; 5. a nozzle; 6. an insulating ring; 7. a contact tip holder; 8. a contact tip; 9. and (3) a hose.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Embodiments of the utility model are illustrated in the accompanying drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

It will be appreciated that spatially relative terms such as "under …," "under …," "below," "under …," "over …," "above," and the like may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use and operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "under" or "beneath" other elements would then be oriented "on" the other elements or features. Thus, the exemplary terms "under …" and "under …" may include both an upper and a lower orientation. Furthermore, the device may also include an additional orientation (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.

A welding gun neck replacing mechanism comprises a connector 1, a handle 2, a jacket 3, a gun neck 4 and a nozzle 5.

The bottom of the connector 1 is provided with a cable supporting sleeve 11, and the top is provided with a ball head 12 for fixing the handle 2.

The handle 2 includes a front housing 21 and a rear housing 22 enclosing a complete housing. The bottom end of the front housing 21 is provided with a spherical hole 211 matched with the ball head 12, and the front housing 21 is mounted on the top of the connector 1 through the spherical hole 211. The front side of the front housing 21 is also provided with a switch 213, the switch 213 being electrically connected to the gun neck 4.

The rear case 22 is provided at the rear side of the front case 21, and the bottom of the rear case 22 is hinged to the front case 21, and the rear case 22 can be turned down to open the case 1.

In addition, the inside of the front housing 21 is provided with a hoop 23, the hoop 23 is provided with a mounting hole 231, and the rear side of the hoop 23 is provided with a clamping slit 232 connected with the mounting hole 231.

The jacket 3 is arranged in the handle 2, the bottom end of the jacket 3 is connected with the connector 1 through a hose 9, and the top end of the jacket 3 is provided with a sleeve 31; the sleeve 31 is inserted into the mounting hole 231 from bottom to top, and the bottom end of the gun neck 4 extends into the handle 2 from between the front housing 21 and the rear housing 22, and is inserted into the sleeve 31 from top to bottom. The side wall of the sleeve 31 is provided with a plurality of side slits 32.

The inside of the rear housing 22 is provided with two clamping blocks 24, and the two clamping blocks 24 are arranged on both sides of the anchor ear 23 in an interference manner. The two clamping blocks 24 press the anchor ear 23 inwards from two sides, so that the clamping gaps 232 are pressed to be closed, the anchor ear 23 clamps the sleeve 31, a plurality of side gaps 32 on the side wall of the sleeve 31 are closed, and the sleeve 31 clamps the bottom of the gun neck 4, so that the gun neck 4 is fixed.

In the embodiment, a clamping inclined plane 241 is arranged on one side of each of the two clamping blocks 24, which is close to the hoop 23; guide inclined planes 233 in interference fit with the clamping inclined planes 241 are respectively arranged on two sides of the anchor ear 23, so that the anchor ear 23 gradually clamps the sleeve 31 and the gun neck 4 or gradually releases the sleeve 31 and the gun neck 4.

The front ends of the two clamping blocks 24 are each provided with a hook 242 on the side thereof remote from each other. The left and right sides of the front end of the front housing 21 are respectively provided with a clamping groove 212, the front ends of the two clamping blocks 24 respectively extend out of the two clamping grooves 212, and the hooks 242 are respectively clamped in the clamping grooves 212.

The nozzle 5 is installed on the top of rifle neck 4, and insulating ring 6 has still been pegged graft on the top of rifle neck 4, and the top of insulating ring 6 has pegged graft and has electric conduction mouth seat 7, and electric conduction mouth 8 has been pegged graft on the top of electric conduction mouth seat 7. The insulating ring 6, the contact tip holder 7 and the contact tip 8 are all located inside the nozzle 5.

When the gun neck 4 is replaced, the hooks 242 on the two sides are pressed inwards, the rear shell 22 can be turned downwards gradually, and the hoop 23 releases the sleeve 31 and the gun neck 4 gradually. After the hoop 23 completely releases the sleeve 31 and neck 4, the neck 4 can be removed and replaced with a new neck 4. Finally, the rear shell 22 is turned upwards, so that the hoop 23 clamps the sleeve 31 and the gun neck 4, and the hook 242 is automatically clamped in the clamping groove 212, so that the front shell 21 and the rear shell 22 are stably connected.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The welding gun neck replacing mechanism is characterized by comprising a handle, a connector, a gun neck and a nozzle; the handle comprises a front shell and a rear shell; the front shell is arranged at the top end of the connector, and the rear shell is detachably arranged at the rear side of the front shell; the bottom end of the gun neck extends into the handle from the position between the front shell and the rear shell, and the nozzle is arranged at the top end of the gun neck;

2. The welding gun neck replacing mechanism according to claim 1, wherein a clamping sleeve is further arranged in the handle, the bottom end of the clamping sleeve is connected with the connector, and the top end of the clamping sleeve is provided with a sleeve; the sleeve is inserted into the mounting hole, and the bottom end of the gun neck is inserted into the sleeve; the side wall of the sleeve is provided with a plurality of side seams.

3. The welding gun neck replacing mechanism according to claim 1, wherein a clamping inclined plane is arranged on one side of each of the two clamping blocks, which is close to the anchor ear; guide inclined planes in interference fit with the clamping inclined planes are respectively arranged on two sides of the anchor ear.

4. The welding gun neck replacing mechanism according to claim 1, wherein hooks are provided on both sides of the front ends of the two clamping blocks away from each other; the front shell is characterized in that clamping grooves are formed in two sides of the front shell respectively, and the hooks are respectively clamped in the clamping grooves.

5. The welding gun neck exchanging mechanism according to claim 4, wherein two of said engaging grooves are provided on both left and right sides of a front end of said front case, and front ends of said two of said clamping blocks protrude from said two engaging grooves, respectively.

6. The welding gun neck exchanging mechanism according to claim 1, wherein a switch is provided on a front side of said front housing, said switch being electrically connected to said gun neck.

7. The welding gun neck replacing mechanism according to claim 1, wherein an insulating ring is inserted into the top end of the gun neck, a conductive nozzle seat is inserted into the top end of the insulating ring, and a conductive nozzle is inserted into the top end of the conductive nozzle seat; the insulating ring, the contact tip seat and the contact tip are all located inside the nozzle.

8. The welding gun neck replacing mechanism according to claim 1, wherein a cable supporting sleeve is arranged at the bottom end of the connector, and a ball head is arranged at the top end of the connector; the bottom of the front shell is provided with a spherical hole matched with the ball head.

9. The welding gun neck change mechanism of claim 8, wherein a bottom end of said rear housing is hingedly connected to said front housing.