CN220739884U

CN220739884U - Welding device

Info

Publication number: CN220739884U
Application number: CN202322036717.9U
Authority: CN
Inventors: 杨超; 张伟; 夏奎; 刘峻达; 谢启林
Original assignee: Foshan Jinxi Jinlan Cold Rolled Sheet Co ltd
Current assignee: Foshan Jinxi Jinlan Cold Rolled Sheet Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-04-09
Anticipated expiration: 2033-07-31

Abstract

The utility model provides a welding device, which comprises a welding robot, a rotating part and a fixing clamp: the welding robot comprises a mechanical arm and a welding head arranged at the tail end of the mechanical arm; the rotating component comprises a first rotating assembly and a second rotating assembly arranged on the first rotating assembly; the fixed fixture is arranged on the second rotating assembly and used for clamping and fixing the workpiece to be welded. Through setting up rotating parts, utilize first rotating parts and second rotating parts to rotate the work piece of waiting to weld on the mounting fixture to adjustment welding angle, thereby the cooperation arm drives the soldered connection and welds, eliminates the welding blind area that can exist, and automatic welding of being convenient for guarantees welded accurate reliability, improves welding efficiency. The problem that the welding blind area possibly exists when the welding robot drives the welding head to weld only by the mechanical arm is solved.

Description

Welding device

Technical Field

The utility model relates to the technical field of metal processing, in particular to a welding device.

Background

For a long time, welding is mainly completed by manual operation, and due to the influence of various factors such as time, space, environment, operator skills and the like, the welding quality is often not effectively controlled and ensured, and the working efficiency is not effectively exerted. Therefore, welding robots or manipulators are developed, and the vertical and horizontal movement mode of the existing robots is mostly achieved through a linear movement mechanism, so that the structure is complex, the control flexibility is insufficient, for example, the control to a specified welding spot can be achieved through up-and-down, left-and-right and front-and-back displacement for several times.

The Chinese patent with publication number of CN210099318U discloses a welding robot, which comprises a chassis, a speed reducer and a servo motor, and utilizes a driving structure with six degrees of freedom in space to realize automatic welding of the welding robot, improve the welding accuracy and reliability and improve the efficiency.

The welding robot mainly welds workpieces to be welded through the rotation of a plurality of degrees of freedom of the mechanical arm, however, the rotation range of the mechanical arm is limited, and a welding blind area may exist when the mechanical arm drives the welding head to weld.

Disclosure of Invention

Based on the above, in order to solve the problem that the welding robot only drives the welding head to weld by the mechanical arm, a welding blind area possibly exists, the utility model provides a welding device, which has the following specific technical scheme:

a welding device, comprising:

the welding robot comprises a mechanical arm and a welding head arranged at the tail end of the mechanical arm;

a rotating member including a first rotating assembly and a second rotating assembly disposed on the first rotating assembly;

and the fixed clamp is arranged on the second rotating assembly and used for clamping and fixing the workpiece to be welded.

Above-mentioned welding set utilizes first rotating member and second rotating member to rotate the work piece of waiting to weld on the mounting fixture to adjustment welding angle, thereby cooperation arm drive soldered connection welds, eliminates the welding blind area that can exist, and automatic welding of being convenient for guarantees welded accurate reliability, improves welding efficiency.

Further, the first rotating assembly comprises a first motor and a rotating arm driven by the first motor, and the second rotating assembly comprises a second motor and a rotating table driven by the second motor; the second rotating assembly is arranged on the rotating arm.

Further, the fixing clamp comprises a fixing seat arranged on the rotating table, and a first clamping assembly, a second clamping assembly and a third clamping assembly which are arranged on the fixing seat; the first clamping assembly is used for limiting the displacement of the workpiece to be welded in the X-axis direction; the second clamping assembly is used for limiting the displacement of the workpiece to be welded in the Y-axis direction; the third clamping assembly is used for limiting the displacement of the workpiece to be welded in the Z-axis direction.

Further, the first clamping assembly comprises a first clamping seat, a second clamping seat and a guide column arranged on the second clamping seat, the first clamping seat can move relative to the second clamping seat along the X-axis direction, and a clamping space for clamping a workpiece to be welded is formed between the first clamping seat and the second clamping seat.

Further, the fixing seat is provided with a guide groove, and the first clamping seat is provided with a guide lug matched with the guide groove.

Further, the second clamping assembly comprises a third clamping seat and a first pressing clamp, wherein the third clamping seat and the first pressing clamp are perpendicular to each other.

Further, the second clamping assembly comprises a first limiting block arranged on the first clamping seat and a second limiting block arranged on the second clamping seat.

Further, the third clamping assembly comprises a second pressing clamp arranged on the fixing seat.

Further, the third clamping assembly further comprises a third pressing clamp arranged on the first clamping seat and a fourth pressing clamp arranged on the second clamping seat.

Further, the mechanical arm is a six-axis robot.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic view of a welding device according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a welding robot according to an embodiment of the utility model;

FIG. 3 is a schematic view of a rotary member according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a fixing clamp according to an embodiment of the present utility model;

fig. 5 is a schematic structural diagram of a fixing clamp according to an embodiment of the utility model.

Reference numerals illustrate:

1-a welding robot, 2-a rotating part and 3-a fixed clamp;

11-mechanical arms and 12-welding heads;

21-a first rotating assembly, 22-a second rotating assembly;

211-a first motor, 212-a rotating arm;

221-a second motor, 222-a rotating table;

31-a fixed seat, 32-a first clamping assembly, 33-a second clamping assembly and 34-a third clamping assembly;

321-a first clamping seat 322-second clamping seat, 323-guide post;

311-guide grooves, 3211-guide protrusions;

331-a third clamping seat, 332-a first pressing clamp, 333-a first limiting block and 334-a second limiting block; 341-second press pliers, 342-third press pliers, 343-fourth press pliers.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

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. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used to distinguish one element from another.

As shown in fig. 1, 2 and 3, a welding device according to an embodiment of the present utility model includes:

the welding robot 1 comprises a mechanical arm 11 and a welding head 12 arranged at the tail end of the mechanical arm 11;

a rotating member 2 including a first rotating assembly 21 and a second rotating assembly 22 provided on the first rotating assembly 21;

and a fixing clamp 3 is arranged on the second rotating assembly 22 and is used for clamping and fixing the workpiece to be welded.

Above-mentioned welding set is through setting up rotating member 2, utilizes first rotating member 21 and second rotating member 22 to rotate the work piece of waiting to weld on the mounting fixture 3 to adjustment welding angle, thereby cooperation arm 11 drives the soldered connection 12 and welds, eliminates the welding blind area that can exist, and automatic welding of being convenient for guarantees welded accurate reliability, improves welding efficiency.

As shown in fig. 4, in one embodiment, the first rotating assembly 21 includes a first motor 211 and a rotating arm 212 driven by the first motor 211, and the second rotating assembly 22 includes a second motor 221 and a rotating table 222 driven by the second motor 221; the second rotating assembly 22 is disposed on the rotating arm 212. In this way, the first motor 211 and the second motor 221 respectively drive the two rotation directions, thereby realizing automatic control on the workpiece to be welded in the two directions, and facilitating automatic welding; meanwhile, the supporting force can be effectively provided by the rotating arm 212.

As shown in fig. 4 and 5, in one embodiment, the fixing jig 3 includes a fixing base 31 provided on a rotating table 222, and first, second, and third clamping assemblies 32, 33, and 34 provided on the fixing base 31; the first clamping assembly 32 is used for limiting the displacement of the workpiece to be welded in the X-axis direction; the second clamping assembly 33 is used for defining the objects to be clamped displacement of the welding workpiece in the Y-axis direction; the third clamping assembly 34 is used to define the displacement of the workpiece to be welded in the Z-axis direction. In this way, the first clamping assembly 32, the second clamping assembly 33 and the third clamping assembly 34 are utilized to limit the workpiece to be welded in the X, Y, Z direction, so that the workpiece to be welded is fixed on the fixing seat 31, and the workpiece to be welded is ensured to be kept relatively stable in the rotating process of the rotating component 2.

As shown in fig. 4 and 5, in one embodiment, the first clamping assembly 32 includes a first clamping seat 321, a second clamping seat 322, and a guide post 323 disposed on the second clamping seat 322, where the first clamping seat 321 is movable relative to the second clamping seat 322 along the X-axis direction, and a clamping space for clamping a workpiece to be welded is formed between the first clamping seat 321 and the second clamping seat 322. In this way, the guide post 323 is utilized to cooperate with the positioning hole on the workpiece to be welded, so that the position of the workpiece to be welded in the X-axis direction is initially defined; meanwhile, the first clamping seat 321 is utilized to move along the X-axis direction to adjust the size of the clamping space.

In one embodiment, the fixing base 31 is provided with a guiding slot 311, and the first clamping base 321 is provided with a guiding projection 3211 adapted to the guiding slot 311. In this way, the guiding protrusion 3211 is matched with the guiding function of the guiding groove 311, so that the adjustment accuracy is maintained when the first clamping seat 321 moves relative to the second clamping seat 322 along the X-axis direction.

In one embodiment, the second clamping assembly 33 includes a third clamping seat 331 and a first pressing jaw 332 disposed perpendicular to the first clamping seat 321. In this way, the workpiece to be welded is pressed against the third holder 331 by the first pressing clamp 332, thereby defining the position of the workpiece to be welded in the Y-axis direction.

In one embodiment, the second clamping assembly 33 further includes a first stopper 333 disposed on the first clamping seat 321 and a second stopper 334 disposed on the second clamping seat 322. In this way, by setting the first limiting block 333 and the second limiting block 334, the workpiece to be welded is positioned at multiple points in the Y-axis direction, so that the workpiece to be welded is ensured to be kept relatively stable in the rotating process of the rotating component 2.

In one embodiment, the third clamping assembly 34 includes a second pressing jaw 341 disposed on the fixed base 31. Specifically, the second pressing jaw 341 is used to press the workpiece to be welded to the fixing base 31. In this way, the workpiece to be welded is pressed downward by the second pressing jaw 341 and pressed against the holder 31, thereby defining the position of the workpiece to be welded in the Z-axis direction.

In one embodiment, the third clamping assembly 34 further includes a third clamp 342 disposed on the first clamping seat 321 and a fourth clamp 343 disposed on the second clamping seat 322. In this way, the workpiece to be welded is pressed to the fixing seat 31 by the third pressing clamp 342 and the fourth pressing clamp 343 at two sides, so that the multi-point positioning of the workpiece to be welded in the Z-axis direction is realized, and the workpiece to be welded is ensured to be kept relatively stable in the rotating process of the rotating component 2.

As shown in fig. 2, in one embodiment, the robotic arm 11 is a six-axis robot. Therefore, the six-axis robot has a large rotation range, and is convenient for realizing automatic welding of the welding device.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A welding device, comprising:

the fixed clamp is arranged on the second rotating assembly and used for clamping and fixing a workpiece to be welded;

the first rotating assembly comprises a first motor and a rotating arm driven by the first motor, and the second rotating assembly comprises a second motor and a rotating table driven by the second motor;

the second rotating component is arranged on the rotating arm;

the fixed clamp comprises a fixed seat arranged on the rotating table, and a first clamping assembly, a second clamping assembly and a third clamping assembly which are arranged on the fixed seat;

the first clamping assembly is used for limiting the displacement of the workpiece to be welded in the X-axis direction;

the second clamping assembly is used for limiting the displacement of the workpiece to be welded in the Y-axis direction;

the third clamping assembly is used for limiting the displacement of the workpiece to be welded in the Z-axis direction.

2. The welding device according to claim 1, wherein the first clamping assembly comprises a first clamping seat, a second clamping seat and a guide post arranged on the second clamping seat, the first clamping seat can move relative to the second clamping seat along the X-axis direction, and a clamping space for clamping a workpiece to be welded is formed between the first clamping seat and the second clamping seat.

3. A welding device according to claim 2, wherein the holder is provided with a guiding groove and the first holder is provided with a guiding projection adapted to the guiding groove.

4. The welding device of claim 2, wherein the second clamping assembly comprises a third clamping seat and a first press jaw disposed perpendicular to the first clamping seat.

5. The welding device of claim 4, further comprising the second clamp assembly including a first stop disposed on the first clamp seat and a second stop disposed on the second clamp seat.

6. The welding device of claim 2, wherein the third clamping assembly comprises a second clamp disposed on the holder.

7. The welding device of claim 6, wherein the third clamping assembly further comprises a third clamp disposed on the first clamping seat and a fourth clamp disposed on the second clamping seat.

8. The welding device of claim 1, wherein the robotic arm is a six-axis robot.