CN221110424U - Welding gun belt gripper - Google Patents

Abstract

The utility model provides a welding gun belt gripper, which relates to the technical field of mechanical arm welding and comprises a mechanical arm, wherein one side of the mechanical arm is fixedly connected with a connecting frame, the lower end of the side surface of the mechanical arm, which is positioned on the connecting frame, is fixedly connected with a large motor, the output end of the large motor is fixedly connected with a screw rod, the screw rod is in penetrating and rotating connection with the connecting frame, the screw rod is in threaded connection with a connecting block, the surface of the connecting block is fixedly connected with a first electric telescopic rod, and the mechanical gripper and auxiliary equipment connected with the mechanical gripper are arranged on the mechanical arm together, so that the mechanical arm has the effect of spraying and welding and grabbing, the problem of single function of the mechanical arm is solved, the occupied area of work is also saved, the other mechanical arm is not required to be adjusted to be switched to assist in work, and the stability of slow work rhythm is effectively avoided.

Description

Welding gun belt gripper

Technical Field

The utility model relates to the technical field of welding of a robot arm, in particular to a welding gun belt gripper.

Background

The welding gun is a part for performing welding operation in the welding process, is a tool for gas welding, is shaped like a gun, and has a nozzle at the front end for spraying high-temperature flame as a heat source. The welding gun is flexible to use, convenient and quick, and simple in process, and some welding guns can be directly assembled on the mechanical arm to replace manual welding.

However, in the prior art, most of existing mechanical arms with welding guns only have the welding function, when the welding objects are required to be grabbed and fixed, the mechanical arms are often required to be switched to another mechanical arm with a gripper, and due to the fact that the two mechanical arms are required to jointly complete work as the mechanical arms are single in function, the occupied area of the work is greatly increased, and meanwhile the work rhythm is slow.

Disclosure of utility model

The utility model aims to solve the defects in the prior art: because the condition that two mechanical arms are required to finish work together due to the function singleization of the mechanical arms, the occupied area of work is greatly increased, and meanwhile, the work rhythm is slow.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a welder area tongs, includes the arm, one side fixedly connected with linking frame of arm, and the side of arm is located the lower extreme fixedly connected with big motor of linking frame, the output fixedly connected with lead screw of this big motor, and lead screw and linking frame run through swivelling joint, threaded connection has the connecting block on this lead screw, and the surperficial fixedly connected with electric telescopic handle of connecting block, the one end fixedly connected with mechanical tongs of electric telescopic handle, be provided with the welder body on the arm, and the surface of welder body is provided with welder branch pipe, all is equipped with the valve on this welder body and the welder branch pipe, and the surface swivelling joint of welder branch pipe has the movable tube, the surface fixedly connected with gear of this movable tube, and one side meshing of gear is connected with No. two gears, a side fixedly connected with pivot of No. two gears, and the one end fixedly connected with small motor of pivot, this small motor and arm rigid coupling.

As a preferable implementation mode, one end of the connecting frame is fixedly connected with a track rod, the other end of the track rod is fixedly connected with the mechanical arm, and the track rod is connected with the connecting block in a sliding and penetrating mode.

As a preferred implementation mode, the outer surface of the first electric telescopic rod is fixedly connected with a supporting frame, and one end of the supporting frame is in sliding connection with the track rod.

As a preferred embodiment, a sealing ring is fixedly connected to the outer surface of the welding gun branch pipe.

As a preferred implementation mode, a side fixedly connected with No. two electric telescopic links of arm front end, and No. two electric telescopic links's one end fixedly connected with stripper plate, and the below of stripper plate is provided with movable stripper plate, equal threaded connection has the bolt on stripper plate and the surface of movable stripper plate.

Compared with the prior art, the utility model has the advantages and positive effects that:

According to the utility model, the mechanical gripper can move forwards and backwards under the assistance of the first electric telescopic rod, and can move upwards and downwards under the assistance of the large motor and the screw rod, so that the flexibility of the mechanical gripper in use is greatly improved, and the mechanical gripper and auxiliary equipment connected with the mechanical gripper are arranged on the mechanical arm together, so that the mechanical arm has the effects of spray welding and grabbing, the problem of single function of the mechanical arm is solved, the work occupied area is also saved, and meanwhile, the auxiliary work of switching another mechanical arm is not required to be mobilized, so that the stability of slow work rhythm is effectively avoided.

Drawings

FIG. 1 is a schematic view of the whole structure of a welding gun belt grip provided by the utility model;

FIG. 2 is a schematic view of a gun tube with a grip for a welding gun according to the present utility model;

fig. 3 is a schematic structural diagram of a connecting frame with a handle of a welding gun according to the present utility model;

Fig. 4 is a schematic view of the structure of the inside of a movable pipe with a handle for a welding gun.

Legend description:

1. A mechanical arm; 2. a connection frame; 3. a large motor; 4. a screw rod; 5. a first electric telescopic rod; 6. a mechanical gripper; 7. a track rod; 8. a support frame; 9. a welding gun body; 10. a welding gun branch pipe; 11. a seal ring; 12. a movable tube; 13. a first gear; 14. a second gear; 15. a small motor; 16. a second electric telescopic rod; 17. an extrusion plate; 18. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a welder area tongs, including arm 1, the one side fixedly connected with linking frame 2 of arm 1, and the side of arm 1 is located the lower extreme fixedly connected with big motor 3 of linking frame 2, the output fixedly connected with lead screw 4 of this big motor 3, under the assistance of big motor 3 and lead screw 4, play the effect that lets mechanical tongs 6 can reciprocate, improve the flexibility, and lead screw 4 and linking frame 2 run through swivelling joint, threaded connection has the connecting block on this lead screw 4, and fixedly connected with electric telescopic rod 5 on the surface of connecting block, electric telescopic rod 5 plays the effect that lets mechanical tongs 6 back and forth movement, conveniently let the article of being held pass near welder body 9 or movable tube 12 spout, facilitate welding, the one end fixedly connected with mechanical tongs 6 of electric telescopic rod 5, the mechanical gripper 6 has the effect of grabbing objects, the mechanical arm 1 is provided with a welding gun body 9, the outer surface of the welding gun body 9 is provided with a welding gun branch pipe 10, the welding gun body 9 and the welding gun branch pipe 10 are respectively provided with a valve, the outer surface of the welding gun branch pipe 10 is rotationally connected with a movable pipe 12, the movable pipe 12 is used for fixedly welding a long welding neck flange and a pipeline, the outer surface of the movable pipe 12 is fixedly connected with a first gear 13, one side of the first gear 13 is in meshed connection with a second gear 14, one side of the second gear 14 is fixedly connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a small motor 15, the small motor 15 is fixedly connected with the mechanical arm 1, the movable pipe 12 is enabled to perform uniform rotation motion by taking the small motor 15 as a power source under the rotation assistance of the first gear 13 and the second gear 14, the long welding neck flange and the inner surface of the pipeline are convenient to be welded in a rotating way.

Example 2

As shown in fig. 1-4, the one end fixedly connected with track pole 7 of connecting frame 2, and the other end and the arm 1 rigid coupling of track pole 7, track pole 7 and connecting block slip through connection, effectively improve the stability of electric telescopic handle 5 reciprocates under the help of track pole 7, the surface fixedly connected with support frame 8 of electric telescopic handle 5, and the one end and the track pole 7 sliding connection of support frame 8, the supporting effect to electric telescopic handle 5 through support frame 8, stability when further improving electric telescopic handle 5 activity, the surface fixedly connected with sealing washer 11 of welder branch pipe 10, the sealing washer 11 plays the effect of improving welder branch pipe 10 and movable pipe 12 connection leakproofness, a side fixedly connected with electric telescopic handle 16 of arm 1 front end, and the one end fixedly connected with stripper plate 17 of No. two electric telescopic handle 16, and the below of stripper plate 17 is provided with movable stripper plate, equal threaded connection has bolt 18 on the surface of stripper plate 17 and movable stripper plate, through rotating bolt 18, it can be to the edge of long neck flange to the stripper plate, the long neck flange can be convenient for carry out the fixed welding neck to the flange, the long neck flange is convenient for carry out with the fixed welding neck flange is convenient for the long neck flange, the long neck flange is welded with the fixed flange is welded to the long neck flange is convenient for the end is welded to the long neck flange is welded down to the long neck flange 12 down, the end is welded down.

Working principle:

When the welding gun is used, as shown in fig. 1-4, the valve on the welding gun body 9 is opened when conventional welding is required, the valve on the welding gun branch pipe 10 is closed, and when fixed welding is required to be carried out on the long welding neck flange and the pipeline, the valve on the welding gun body 9 is closed, and the valve on the welding gun branch pipe 10 is opened.

In the process of fixedly welding the long welding neck flange and the pipeline, the pipeline is firstly moved to the mechanical gripper 6, the mechanical gripper 6 is controlled to clamp the pipeline, the first electric telescopic rod 5 is controlled to extend, the pipeline is pushed to the position right below the movable pipe 12, the mechanical arm 1 is controlled to be movably adjusted, the movable pipe 12 is in a vertically downward state, the later welding is convenient, the prepared long welding neck flange is taken out, the long welding neck flange is moved to enable the movable pipe 12 to pass through the center of the long welding neck flange, the flange end edge of the long welding neck flange is finally moved to a position between the extrusion plate 17 and the movable extrusion plate, the extrusion plate 17 and the movable extrusion plate are finally clamped and fixed through the rotary bolt 18, and then the welded mouth end of the long welding neck flange is moved to the movable pipe 12 through the second electric telescopic rod 16.

After the long welding neck flange is arranged, the large motor 3 is controlled to rotate the screw rod 4 in the connecting frame 2, the connecting block carries the first electric telescopic rod 5 to move upwards along the track rod 7, the support frame 8 plays a supporting role during the movement of the first electric telescopic rod 5 to drive the mechanical gripper 6 to move, finally, the pipeline clamped by the mechanical gripper 6 is gradually moved towards one end of the long welding neck flange, and then one end of the pipeline is overlapped with one end of the long welding neck flange by controlling the expansion and contraction of the first electric telescopic rod 5 to finish butt joint.

Then, the valve on the welding gun body 9 is closed, the valve on the welding gun branch pipe 10 is opened, the welding gun body 9 is started, the movable pipe 12 is subjected to the welding operation, then the small motor 15 is started, the second gear 14 and the first gear 13 are driven to rotate, finally the movable pipe 12 is driven to rotate, the effect that the movable pipe 12 is driven to rotate and weld at the long welding neck flange and the inner ring of the pipeline is achieved, and finally the fixed welding of the pipeline and the long welding neck flange is completed.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (5)

1. The utility model provides a welder area tongs, includes arm (1), its characterized in that: one side fixedly connected with linking bridge (2) of arm (1), and the side of arm (1) is located the lower extreme fixedly connected with big motor (3) of linking bridge (2), the output fixedly connected with lead screw (4) of this big motor (3), and lead screw (4) and linking bridge (2) run through swivelling joint, threaded connection has the connecting block on this lead screw (4), and the on-surface fixedly connected with electric telescopic handle (5) of connecting block, the one end fixedly connected with machinery tongs (6) of electric telescopic handle (5), be provided with welder body (9) on arm (1), and the surface of welder body (9) is provided with welder branch pipe (10), all be equipped with the valve on this welder body (9) and the welder branch pipe (10), and the surface swivelling joint movable tube (12) of welder branch pipe (10), the surface fixedly connected with No. one gear (13), and one side meshing of No. one gear (13) is connected with No. two gears (14), one side fixedly connected with motor of No. two gears (14) and one side fixedly connected with motor (9), and this pivot (15) of pivot (15) and small arm (15) fixedly connected with small pivot.

2. The welding gun belt grip as defined in claim 1, wherein: one end fixedly connected with track pole (7) of connecting frame (2), and the other end and the arm (1) rigid coupling of track pole (7), track pole (7) and connecting block slip through connection.

3. The welding gun belt grip as defined in claim 2, wherein: the outer surface fixedly connected with support frame (8) of electric telescopic link (5) No. one, and the one end and the track pole (7) sliding connection of support frame (8).

4. The welding gun belt grip as defined in claim 1, wherein: the outer surface of the welding gun branch pipe (10) is fixedly connected with a sealing ring (11).

5. The welding gun belt grip as defined in claim 1, wherein: a second electric telescopic rod (16) is fixedly connected to one side face of the front end of the mechanical arm (1), an extrusion plate (17) is fixedly connected to one end of the second electric telescopic rod (16), a movable extrusion plate is arranged below the extrusion plate (17), and bolts (18) are connected to the outer surfaces of the extrusion plate (17) and the movable extrusion plate in a threaded mode.