Welding device

Abstract

The utility model relates to the field of machining equipment, and particularly discloses a welding device which comprises a machine base, a driving roller mechanism, a pressing roller mechanism, a limiting mechanism and a welding head, and the driving roller mechanism, the pressing roller mechanism, the limiting mechanism and the welding head are arranged on the machine base. The pressing roller mechanism comprises a moving seat movably installed above the driving rollers, a pressing roller rotatably installed on the moving seat and a second driving part driving the moving seat to move towards or away from the driving rollers, and the limiting mechanism comprises a rotating seat rotatably installed on the machine base. A limiting groove is formed in the rotating base, and the welding head is arranged on the side portion of the limiting groove and used for welding the welding position. According to the welding device, the welding efficiency can be improved, and meanwhile the welding precision is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of mechanical processing equipment, in particular to a welding device. Background Art

[0002] In the processing of some metal parts, it is necessary to fix two parts together by welding. Figure 3 The metal parts shown need to be welded between a cylindrical rod 19 and a truncated cone-shaped seat 20, and during welding, the end of the rod 19 needs to be aligned with the center of the seat 20, and then the rod 19 and the seat 20 are kept perpendicular, and then a circle of the edge of the end of the rod 19 is welded. The traditional manual welding method has low processing efficiency and is difficult to control welding accuracy. The existing automatic welding equipment does not have a corresponding clamping and positioning mechanism, so it cannot automatically weld the above metal parts. Summary of the invention

[0003] The utility model aims to solve at least one of the above-mentioned technical problems and provide a welding device to improve welding efficiency and ensure welding accuracy.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a welding device, including a machine base, and a driving roller mechanism, a pressure roller mechanism, a limiting mechanism and a welding head arranged on the machine base, the driving roller mechanism including two driving rollers which are parallel to each other and rotatably installed on the machine base, and a first driving member for driving the two driving rollers to rotate, the pressure roller mechanism including a movable seat movably installed above the driving roller, a pressure roller rotatably installed on the movable seat, and a second driving member for driving the movable seat to move toward or away from the driving roller, the limiting mechanism including a rotating seat rotatably installed on the machine base, a limiting groove being arranged on the rotating seat, the welding head being arranged on the side of the limiting groove, and being used for welding the welding point.

[0005] Preferably, a first mounting seat for mounting a driving roller mechanism is detachably provided on the machine base.

[0006] Preferably, the first driving member comprises a motor, the output shaft of the motor is provided with a driving wheel, one end of the two driving rollers is provided with a driven wheel, and the driving wheel is connected to the two driven wheels through a belt.

[0007] Preferably, a second mounting seat for mounting a pressing roller mechanism is detachably provided on the machine base.

[0008] Preferably, the second driving member is a cylinder, which is fixedly mounted on the second mounting seat, and the end of the piston rod of the cylinder is fixedly connected to the movable seat.

[0009] Preferably, the welding head is mounted on a second mounting seat.

[0010] Preferably, a third mounting seat for mounting the rotating seat is detachably provided on the machine base.

[0011] The beneficial effect is: compared with the prior art, the welding device of the utility model is provided with a driving roller mechanism, a pressure roller mechanism, a limiting mechanism and a welding head. During welding, the seat body can be placed in the limiting groove of the rotating seat, and the seat body can be limited by the limiting groove. Then the rod body is placed on the two driving rollers, and the end of the rod body is abutted against the middle of the seat body. The pressure roller is driven downward to cooperate with the two driving rollers to limit the rod body. When the two driving rollers rotate, they can drive the rod body and the seat body to rotate synchronously. Finally, the rod body and the seat body in the rotating process are welded by the welding head, thereby realizing automatic welding of the rod body and the seat body. The welding efficiency is high and the welding accuracy can be guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings, wherein:

[0013] Figure 1 A three-dimensional diagram of a welding device of the utility model;

[0014] Figure 2 This is a front view of a welding device of the utility model;

[0015] Figure 3 Schematic diagram of the structure of the metal parts to be processed. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may be a central component at the same time. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. When a component is referred to as being "set in the middle", it does not only mean being set in the middle, as long as it is not set at both ends within the range defined by the middle. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0019] like Figure 1 and Figure 2 As shown, the present application discloses a welding device, including a machine base 1, and a driving roller mechanism 2, a pressure roller mechanism 3, a limiting mechanism 4 and a welding head 5 arranged on the machine base 1. The machine base 1 includes a square frame hanger made of pipes welded and fixedly installed on the frame, and the fixed platform is arranged horizontally; the driving roller mechanism 2 includes two driving rollers 6 rotatably installed on the machine base 1 and parallel to each other, and a first driving member 7 driving the two driving rollers 6 to rotate, the pressure roller mechanism 3 includes a movable seat 8 movably installed above the driving roller 6, a pressure roller 9 rotatably installed on the moving seat 8, and a second driving member 10 driving the moving seat 8 to move toward or away from the driving roller 6, the pressure roller 9 is arranged in the middle of the two driving rollers 6 and parallel to the two driving rollers 6, the limiting mechanism 4 includes a rotating seat 11 rotatably installed on the machine base 1, and a limiting groove 12 is arranged on the rotating seat 11. The welding head 5 is arranged on the side of the limiting groove 12 and is used to weld the welding point.

[0020] A welding device of the utility model is provided with a driving roller mechanism 2, a pressure roller mechanism 3, a limiting mechanism 4 and a welding head 5. During welding, the seat body can be placed in the limiting groove 12 of the rotating seat 11, and the seat body is limited by the limiting groove 12. Then the rod body is placed on the two driving rollers 6, and the end of the rod body is abutted against the middle of the seat body. Then the pressure roller 9 is driven to move downward so that the pressure roller 9 abuts against the rod body, so that the pressure roller 9 can cooperate with the two driving rollers 6 to limit the rod body. When the two driving rollers 6 rotate, they can drive the rod body to rotate, and the end of the rod body abuts against the center of the seat body. Therefore, under the action of friction, the seat body can be driven to rotate synchronously. Finally, the rod body and the seat body in the rotating process are welded by the welding head 5, thereby realizing automatic welding of the rod body and the seat body, with high welding efficiency and guaranteed welding accuracy.

[0021] In one preferred embodiment of the present application, a first mounting seat 13 for mounting the driving roller mechanism 2 is detachably provided on the machine base 1, and the first mounting seat 13 can be fixedly installed on the machine base 1 by bolts, so as to facilitate the disassembly and assembly of the driving roller mechanism 2, and the two driving rollers 6 are arranged horizontally, and both ends are rotatably matched with the first mounting seat 13. In this embodiment, the first driving member 7 can include a motor, and the output shaft of the motor is provided with a driving wheel 14, and one end of the two driving rollers 6 is provided with a driven wheel 15, and the driving wheel 14 is connected to the two driven wheels 15 through a belt 16. By controlling the rotation of the motor, the two driving rollers 6 can be driven to rotate synchronously. Preferably, in order to facilitate the installation of the belt 16, a transmission wheel can be provided between the two driven wheels 15.

[0022] In another embodiment of the present application, a second mounting seat 17 for mounting the roller mechanism 3 is detachably provided on the machine base 1, and the second mounting seat 17 can be fixedly mounted on the machine base 1 by bolts, so as to facilitate the disassembly and assembly of the roller mechanism 3. Specifically, the second driving member 10 can be a cylinder, and the cylinder is fixedly mounted on the second mounting seat 17. The end of the piston rod of the cylinder is fixedly connected to the movable seat 8. By controlling the extension and contraction of the cylinder piston rod, the movable seat 8 is driven to move up and down, so as to drive the roller 9 to move toward or away from the driving roller 6. Preferably, in order to facilitate the installation of the welding head 5, the welding head 5 can be mounted on the second mounting seat 17. The welding head 5 used in the present application can be an existing structure, which is not an improvement of the present application, so it will not be described in detail.

[0023] In another preferred embodiment of the present application, a third mounting seat 18 for mounting the rotating seat 11 is detachably provided on the machine base 1. Specifically, the third mounting seat 18 can be fixed on the machine base 1 by bolts to facilitate the disassembly and assembly of the limiting mechanism 4. The rotating seat 11 can be in a round cake shape and vertically arranged. A limiting groove 12 is provided on the side surface of the rotating seat 11 facing the driving roller 6, and the rotating seat 11 is rotatably connected to the third mounting seat 18 through a rotating shaft.

[0024] The above embodiments are only used to illustrate the technical solution of the utility model but not to limit it. Any modification or equivalent substitution that does not deviate from the spirit and scope of the utility model shall be included in the scope of the technical solution of the utility model.

Claims

1. A welding device, characterized in that: The invention comprises a machine base (1), a driving roller mechanism (2), a pressure roller mechanism (3), a limiting mechanism (4) and a welding head (5) arranged on the machine base (1); the driving roller mechanism (2) comprises two driving rollers (6) which are parallel to each other and rotatably mounted on the machine base (1), and a first driving member (7) for driving the two driving rollers (6) to rotate; the pressure roller mechanism (3) comprises a movable seat (8) which is movably mounted above the driving roller (6), a pressure roller (9) which is rotatably mounted on the movable seat (8), and a second driving member (10) which drives the movable seat (8) to move toward or away from the driving roller (6); the limiting mechanism (4) comprises a rotating seat (11) which is rotatably mounted on the machine base (1), a limiting groove (12) being arranged on the rotating seat (11); and the welding head (5) is arranged on the side of the limiting groove (12) and is used for welding the welding point.

2. A welding device according to claim 1, characterized in that: The machine base (1) is detachably provided with a first mounting base (13) for mounting the driving roller mechanism (2).

3. A welding device according to claim 2, characterized in that: The first driving member (7) comprises a motor, the output shaft of the motor is provided with a driving wheel (14), one end of the two driving rollers (6) is provided with a driven wheel (15), and the driving wheel (14) is connected to the two driven wheels (15) through a belt (16).

4. A welding device according to claim 1, characterized in that: The machine base (1) is detachably provided with a second mounting base (17) for mounting a pressing roller mechanism (3).

5. A welding device according to claim 4, characterized in that: The second driving member (10) is a cylinder, which is fixedly mounted on a second mounting seat (17), and the end of a piston rod of the cylinder is fixedly connected to the movable seat (8).

6. A welding device according to claim 4, characterized in that: The welding head (5) is mounted on a second mounting seat (17).

7. A welding device according to claim 1, characterized in that: The machine base (1) is detachably provided with a third mounting base (18) for mounting the rotating base (11).

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