Welding device for manufacturing mechanical and electrical equipment

Abstract

The invention discloses a welding device for manufacturing mechanical and electrical equipment, which specifically comprises a welding bracket, the welding bracket is provided with a supporting leg structure and a supporting ring arranged at the top of the welding bracket, the bottom of the supporting ring is fixedly connected with the top of the welding bracket, and one side of the top of the welding bracket is fixedly connected with a rotating device; the rotating rod is provided with a columnar structure, the welding device is arranged at one end of the rotating rod, the welding device is fixedly connected with the end of the rotating rod, and the end, away from the welding device, of the rotating rod is fixedly connected with a rotating part of the rotating device; the rotating device comprises a rotating disc, and the rotating disc is provided with a cavity structure. According to the welding device for manufacturing the mechanical and electrical equipment, two operation modes of automatic welding and manual welding can be achieved, free switching can be conveniently achieved according to different use requirements, and the welding device is conveniently suitable for being used by pipe fittings with different inner diameters.

Description

Technical Field

[0001] The invention relates to the technical field of welding, in particular to a welding device for manufacturing mechanical and electrical equipment. Background Art

[0002] Welding, also known as fusion, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure. There are many sources of energy for modern welding, including gas flame, arc, laser, electron beam, friction and ultrasonic waves. In addition to being used in factories, welding can also be performed in a variety of environments, such as outdoors, underwater and in space. No matter where, welding may bring danger to the operator, so appropriate protective measures must be taken during welding. The possible harm caused by welding to the human body includes burns, electric shock, visual impairment, inhalation of toxic gases, excessive ultraviolet radiation, etc. The welding devices currently used are usually not convenient for welding pipes with different inner diameters, and the driving mode is single, which is not convenient for adapting to different usage needs. Summary of the invention

[0003] To achieve the above objectives, the present invention is implemented through the following technical solutions: A welding device for manufacturing mechanical and electrical equipment, specifically comprising: A welding bracket, the welding bracket having a leg structure and a support ring arranged on the top of the welding bracket, the bottom of the support ring is fixedly connected to the top of the welding bracket, and a rotating device is fixedly connected to one side of the top of the welding bracket; A rotating rod having a columnar structure, and a welding device disposed at one end of the rotating rod, the welding device being fixedly connected to the end of the rotating rod, and an end of the rotating rod away from the welding device being fixedly connected to the rotating part of the rotating device; The rotating device comprises: A rotating disk having a cavity structure and a rotating block arranged inside the rotating disk, one side of the rotating block is fixedly connected to a driving shaft of a driving motor, and the driving motor is fixed to the outside of the rotating disk through a bracket; A rotating handle having an annular structure, and a connecting frame arranged on one side of the rotating handle, the connecting frame being fixedly connected to the rotating handle, and an end of the connecting frame away from the rotating handle being fixedly connected to the side surface of the rotating block; A fixed block having an arc-shaped structure and an elastic extrusion sheet arranged on one side of the fixed block, one end of the elastic extrusion sheet being fixedly connected to the fixed block, a side of the elastic extrusion sheet away from the fixed block being slidably connected with a damping pad, a side of the damping pad away from the elastic extrusion sheet being fixedly connected to a side surface of the rotating block, and a side of the fixed block away from the elastic extrusion sheet being fixedly connected to an inner wall of the rotating disk.

[0004] A rotating device is provided. When in use, the part of the pipe fitting that needs to be welded is inserted into the supporting ring and sleeved on the outside of the welding device. The rotating block is then driven by a driving motor to rotate, and the rotating block drives the rotating rod to rotate. The rotating rod drives the welding device to rotate, and the inside of the pipe fitting can be welded through the welding device. A rotating handle is provided. When manual control for welding is required, the rotating handle can be manually turned to drive the connecting frame to rotate. The connecting frame drives the rotating block to rotate, and the welding device can be driven to rotate through the connecting block and the rotating rod. Two operating modes of automatic welding and manual welding can be realized, which is convenient for free switching according to different usage needs.

[0005] Preferably, the bottom of the rotating disk is fixedly connected to the top of the welding bracket via a bracket, and one end of the rotating rod away from the welding device is fixedly connected to the side of the rotating block.

[0006] Preferably, the fixed block is provided with multiple groups and is evenly distributed on the inner wall of the rotating disk, the elastic extrusion sheet is obliquely arranged on one side of the fixed block, and a fixed block and an elastic extrusion sheet are provided. When the rotating block is rotating, the damping pad can be pressed against one side of the rotating block through the elasticity of the elastic extrusion sheet, so that the rotating block generates a damping feeling during the rotation process. When the rotating block is rotated manually, it can avoid the rotating block being too flexible and difficult to control, which is convenient to improve the control accuracy during manual rotation, and is easy to use. The rotation resistance of the rotating block can be controlled by increasing or decreasing the number of groups of elastic extrusion sheets, which is convenient to freely adjust according to the user's usage requirements and is easy to use.

[0007] Preferably, the welding device comprises a welding disk, a hydraulic cavity is provided inside the welding disk, a telescopic hole is provided on the top of the hydraulic cavity, a telescopic top block is slidably connected inside the telescopic hole, a rotating seat is fixedly connected to the top of the telescopic top block, a welding gun is fixedly connected to the rotating part of the rotating seat, an extrusion sleeve is connected to one side of the hydraulic cavity, an extrusion piston is slidably connected to the inner wall of the extrusion sleeve, a piston rod of the extrusion piston is threadedly connected to the end of the inner wall of the extrusion sleeve, and a welding device is provided. When it is necessary to adapt to workpieces with different inner diameters, the extrusion piston can be rotated, and the extrusion piston slides inside the extrusion sleeve under the push of the thread, and at the same time pushes the hydraulic oil inside the extrusion sleeve to move, and the hydraulic oil enters the telescopic hole through the hydraulic cavity, pushing the telescopic top block inside the telescopic hole to move upward, and the telescopic top block drives the rotating seat and the welding gun to move upward, and the welding gun is driven to rotate and tilt through the movement of the telescopic top block and the rotating seat, which is convenient for adapting to pipes with different inner diameters and has a wide range of applications.

[0008] Preferably, a fastening friction pad is provided between the rotating part and the fixed part of the rotating seat, and the hydraulic cavity and the extrusion sleeve are filled with hydraulic oil.

[0009] Preferably, the side of the welding disk away from the extrusion sleeve is fixedly connected to the rotating rod, and a sealing ring is provided between the telescopic top block and the inner wall of the telescopic hole.

[0010] Preferably, the support ring includes a ring body, an air cavity is opened inside the ring body, one side of the air cavity is connected to an inflation nozzle, an inner wall of the ring body is fixedly connected to an expansion airbag, the inner wall of the expansion airbag is fixedly connected to an annular thermal insulation sleeve, both sides of the annular thermal insulation sleeve are fixedly connected to support rings, and a support ring is provided. During welding, the pipe is inserted into the ring body. After the welding is completed, the air cavity can be inflated through the inflation nozzle, and the air inside the air cavity enters the expansion airbag. The expansion of the expansion airbag drives the annular thermal insulation sleeve and the support ring to cover the weld, which can reduce the cooling rate of the weld and avoid the weld temperature dropping too fast to cause cracks.

[0011] Preferably, the bottom of the ring body is fixedly connected to the top of the welding bracket, the expansion airbag is connected to the inside of the air cavity through a connecting tube, and the annular heat insulation sleeve and the support ring are both made of elastic material.

[0012] The present invention provides a welding device for manufacturing mechanical and electrical equipment. It has the following beneficial effects: 1. A welding device for manufacturing mechanical and electrical equipment is provided with a rotating device. When in use, the part of the pipe fitting to be welded is inserted into the inside of the supporting ring and sleeved on the outside of the welding device. Then, the rotating block is driven by a driving motor to rotate, and the rotating block drives the rotating rod to rotate. The rotating rod drives the welding device to rotate, and the inside of the pipe fitting can be welded by the welding device. A rotating handle is also provided. When manual control for welding is required, the rotating handle can be manually toggled to drive the connecting frame to rotate. The connecting frame drives the rotating block to rotate, and the welding device can be driven to rotate by the connecting block and the rotating rod. Two operating modes of automatic welding and manual welding can be realized, which are convenient for free switching according to different usage needs.

[0013] 2. This welding device for manufacturing mechanical and electrical equipment is provided with a fixed block and an elastic extrusion sheet. When the rotating block is rotating, the damping pad can be pressed against one side of the rotating block through the elasticity of the elastic extrusion sheet, so that the rotating block generates a damping feeling during the rotation process. When the rotating block is rotated manually, it can avoid the rotating block being too flexible and difficult to control, which is convenient for improving the control accuracy during manual rotation. It is easy to use, and the rotation resistance of the rotating block can be controlled by increasing or decreasing the number of groups of elastic extrusion sheets, which is convenient for free adjustment according to the user's needs and easy to use.

[0014] 3. This welding device for manufacturing mechanical and electrical equipment is provided with a welding device. When it is necessary to adapt to workpieces with different inner diameters, the extrusion piston can be rotated. The extrusion piston slides inside the extrusion sleeve under the push of the thread, and at the same time pushes the hydraulic oil inside the extrusion sleeve to move. The hydraulic oil enters the telescopic hole through the hydraulic cavity, and pushes the telescopic top block inside the telescopic hole to move upward. The telescopic top block drives the rotating seat and the welding gun to move upward. The movement of the telescopic top block and the rotating seat drive the welding gun to rotate and tilt, which is convenient for adapting to pipes with different inner diameters and has a wide range of applications.

[0015] 4. This welding device for manufacturing mechanical and electrical equipment is provided with a support ring. During welding, the pipe fitting is inserted into the inside of the ring body. After the welding is completed, the air cavity can be inflated through the inflation nozzle. The air inside the air cavity enters the expansion airbag. The expansion of the expansion airbag drives the annular insulation sleeve and the support ring to cover the weld, which can reduce the cooling speed of the weld and avoid the weld temperature dropping too quickly to cause cracks. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of the structure of the rotating device of the present invention; Figure 3 It is a schematic diagram of the internal structure of the rotating device of the present invention; Figure 4 It is a schematic diagram of the structure of the welding device of the present invention; Figure 5 This is a schematic diagram of the internal structure of the welding device of the present invention; Figure 6 This is a schematic diagram of the support ring structure of the present invention; Figure 7 It is a schematic diagram of the cross-sectional structure of the support ring of the present invention.

[0017] In the figure: 1. welding bracket; 2. supporting ring; 21. ring body; 22. air cavity; 23. inflation nozzle; 24. expansion airbag; 25. annular heat insulation sleeve; 26. supporting ring; 3. rotating device; 31. rotating disk; 32. rotating block; 33. driving motor; 34. rotating handle; 35. connecting frame; 36. fixing block; 37. elastic extrusion sheet; 38. damping pad; 4. rotating rod; 5. welding device; 51. welding disk; 52. hydraulic cavity; 53. telescopic hole; 54. telescopic top block; 55. rotating seat; 56. welding gun; 57. extrusion sleeve; 58. extrusion piston. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example

[0019] See also Figure 1-Figure 3 The present invention provides a technical solution: a welding device for manufacturing mechanical and electrical equipment, specifically comprising: A welding bracket 1, the welding bracket 1 having a leg structure and a support ring 2 arranged on the top of the welding bracket 1, the bottom of the support ring 2 is fixedly connected to the top of the welding bracket 1, and a rotating device 3 is fixedly connected to one side of the top of the welding bracket 1; A rotating rod 4 having a columnar structure, and a welding device 5 arranged at one end of the rotating rod 4, the welding device 5 is fixedly connected to the end of the rotating rod 4, and one end of the rotating rod 4 away from the welding device 5 is fixedly connected to the rotating part of the rotating device 3; The rotating device 3 comprises: A rotating disk 31 having a cavity structure and a rotating block 32 disposed inside the rotating disk 31, a driving shaft of a driving motor 33 being fixedly connected to one side of the rotating block 32, and the driving motor 33 being fixed to the outside of the rotating disk 31 through a bracket; A rotating handle 34 having an annular structure and a connecting frame 35 disposed on one side of the rotating handle 34, the connecting frame 35 being fixedly connected to the rotating handle 34, and one end of the connecting frame 35 away from the rotating handle 34 being fixedly connected to the side of the rotating block 32; The fixed block 36 has an arc-shaped structure and an elastic extrusion sheet 37 arranged on one side of the fixed block 36. One end of the elastic extrusion sheet 37 is fixedly connected to the fixed block 36. The side of the elastic extrusion sheet 37 away from the fixed block 36 is slidably connected with a damping pad 38. The side of the damping pad 38 away from the elastic extrusion sheet 37 is fixedly connected to the side of the rotating block 32. The side of the fixed block 36 away from the elastic extrusion sheet 37 is fixedly connected to the inner wall of the rotating disk 31.

[0020] The bottom of the rotating disk 31 is fixedly connected to the top of the welding bracket 1 through a bracket, and one end of the rotating rod 4 away from the welding device 5 is fixedly connected to the side of the rotating block 32.

[0021] There are multiple groups of fixed blocks 36 evenly distributed on the inner wall of the rotating disk 31 , and the elastic extrusion sheet 37 is tiltedly arranged on one side of the fixed block 36 .

[0022] A rotating device 3 is provided. When in use, the part of the pipe to be welded is inserted into the support ring 2 and sleeved on the outside of the welding device 5. Then, the rotating block 32 is driven to rotate by the driving motor 33, and the rotating block 32 drives the rotating rod 4 to rotate. The rotating rod 4 drives the welding device 5 to rotate, and the inside of the pipe can be welded by the welding device 5. A rotating handle 34 is provided. When manual control is required for welding, the rotating handle 34 can be manually dialed to drive the connecting frame 35 to rotate. The connecting frame 35 drives the rotating block 32 to rotate, and the welding device 5 can be driven to rotate by the connecting block 32 and the rotating rod 4, so that automatic welding and manual welding can be realized. The two operation modes of welding are convenient for free switching according to different usage needs. A fixed block 36 and an elastic extrusion sheet 37 are provided. When the rotating block 32 is rotating, the damping pad 38 can be pressed against one side of the rotating block 32 through the elasticity of the elastic extrusion sheet 37, so that the rotating block 32 generates a damping feeling during the rotation process. When the rotating block 32 is manually rotated, it can avoid the rotating block 32 being too flexible and difficult to control, which is convenient for improving the accuracy of control during manual rotation. It is easy to use, and the rotation resistance of the rotating block 32 can be controlled by increasing or decreasing the number of groups of elastic extrusion sheets 37, which is convenient for free adjustment according to the user's usage needs and easy to use. Example

[0023] See also Figure 1-Figure 5 On the basis of the first embodiment, the present invention provides a technical solution: the welding device 5 includes a welding disc 51, a hydraulic cavity 52 is provided inside the welding disc 51, a telescopic hole 53 is provided on the top of the hydraulic cavity 52, a telescopic top block 54 is slidably connected inside the telescopic hole 53, a rotating seat 55 is fixedly connected to the top of the telescopic top block 54, a welding gun 56 is fixedly connected to the rotating part of the rotating seat 55, an extrusion sleeve 57 is connected to one side of the hydraulic cavity 52, an extrusion piston 58 is slidably connected to the inner wall of the extrusion sleeve 57, a piston rod of the extrusion piston 58 is threadedly connected to the end of the inner wall of the extrusion sleeve 57, a fastening friction pad is provided between the rotating part and the fixed part of the rotating seat 55, the hydraulic cavity 52 and the extrusion sleeve 57 are filled with hydraulic oil, and the welding The side of the receiving plate 51 away from the extrusion sleeve 57 is fixedly connected to the rotating rod 4, a sealing ring is arranged between the telescopic top block 54 and the inner wall of the telescopic hole 53, and a welding device 5 is arranged. When it is necessary to adapt to workpieces with different inner diameters, the extrusion piston 58 can be rotated. The extrusion piston 58 slides inside the extrusion sleeve 57 under the push of the thread, and at the same time pushes the hydraulic oil inside the extrusion sleeve 57 to move. The hydraulic oil enters the telescopic hole 53 through the hydraulic cavity 52, pushing the telescopic top block 54 inside the telescopic hole 53 to move upward, and the telescopic top block 54 drives the rotating seat 55 and the welding gun 56 to move upward. The movement of the telescopic top block 54 cooperates with the rotating seat 55 to drive the welding gun 56 to rotate and tilt, which is convenient for adapting to pipes with different inner diameters and has a wide range of applications. Example

[0024] See also Figure 1-Figure 7 On the basis of the first and second embodiments, the present invention provides a technical solution: the support ring 2 includes a ring body 21, an air cavity 22 is opened inside the ring body 21, one side of the air cavity 22 is connected with an inflation nozzle 23, an inner wall of the ring body 21 is fixedly connected with an expansion airbag 24, an inner wall of the expansion airbag 24 is fixedly connected with an annular heat insulation sleeve 25, both sides of the annular heat insulation sleeve 25 are fixedly connected with support rings 26, the bottom of the ring body 21 is fixedly connected to the top of the welding bracket 1, the expansion airbag 24 is connected with the inside of the air cavity 22 through a connecting pipe, the annular heat insulation sleeve 25 and the support ring 26 are both set to elastic material, and a support ring 2 is provided. During welding, the pipe fitting is inserted into the inside of the ring body 21. After the welding is completed, the air cavity 22 can be inflated through the inflation nozzle 23, and the air inside the air cavity 22 enters the inside of the expansion airbag 24. The expansion of the expansion airbag 24 drives the annular heat insulation sleeve 25 and the support ring 26 to cover the weld, which can reduce the cooling speed of the weld and avoid the weld temperature dropping too fast to cause cracks.

[0025] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A welding device for manufacturing mechanical and electrical equipment, specifically comprising: A welding bracket (1), the welding bracket (1) having a leg structure, and a support ring (2) arranged on the top of the welding bracket (1), the bottom of the support ring (2) being fixedly connected to the top of the welding bracket (1), and a rotating device (3) being fixedly connected to one side of the top of the welding bracket (1); A rotating rod (4), the rotating rod (4) having a columnar structure, and a welding device (5) arranged at one end of the rotating rod (4), the welding device (5) being fixedly connected to the end of the rotating rod (4), and an end of the rotating rod (4) away from the welding device (5) being fixedly connected to the rotating part of the rotating device (3); The welding device for manufacturing mechanical and electrical equipment is characterized in that the rotating device (3) comprises: A rotating disk (31), the rotating disk (31) having a cavity structure, and a rotating block (32) arranged inside the rotating disk (31), a driving shaft of a driving motor (33) being fixedly connected to one side of the rotating block (32), and the driving motor (33) being fixed to the outside of the rotating disk (31) via a bracket; A rotating handle (34), the rotating handle (34) having an annular structure, and a connecting frame (35) arranged on one side of the rotating handle (34), the connecting frame (35) being fixedly connected to the rotating handle (34), and one end of the connecting frame (35) away from the rotating handle (34) being fixedly connected to a side surface of the rotating block (32); A fixed block (36), the fixed block (36) having an arc-shaped structure, and an elastic extrusion sheet (37) arranged on one side of the fixed block (36), one end of the elastic extrusion sheet (37) being fixedly connected to the fixed block (36), a side of the elastic extrusion sheet (37) away from the fixed block (36) being slidably connected to a damping pad (38), a side of the damping pad (38) away from the elastic extrusion sheet (37) being fixedly connected to a side surface of a rotating block (32), and a side of the fixed block (36) away from the elastic extrusion sheet (37) being fixedly connected to an inner wall of a rotating disk (31).

2. A welding device for manufacturing mechanical and electrical equipment according to claim 1, characterized in that: The bottom of the rotating disk (31) is fixedly connected to the top of the welding bracket (1) via a bracket, and the end of the rotating rod (4) away from the welding device (5) is fixedly connected to the side of the rotating block (32).

3. A welding device for manufacturing mechanical and electrical equipment according to claim 1, characterized in that: The fixing blocks (36) are arranged in multiple groups and are evenly distributed on the inner wall of the rotating disk (31), and the elastic extrusion sheet (37) is arranged obliquely on one side of the fixing block (36).

4. A welding device for manufacturing mechanical and electrical equipment according to claim 1, characterized in that: The welding device (5) comprises a welding plate (51), a hydraulic cavity (52) is provided inside the welding plate (51), a telescopic hole (53) is provided on the top of the hydraulic cavity (52), a telescopic top block (54) is slidably connected inside the telescopic hole (53), a rotating seat (55) is fixedly connected to the top of the telescopic top block (54), a welding gun (56) is fixedly connected to the rotating part of the rotating seat (55), an extrusion sleeve (57) is connected to one side of the hydraulic cavity (52), an extrusion piston (58) is slidably connected to the inner wall of the extrusion sleeve (57), and a piston rod of the extrusion piston (58) is threadedly connected to the end of the inner wall of the extrusion sleeve (57).

5. A welding device for manufacturing mechanical and electrical equipment according to claim 4, characterized in that: A fastening friction pad is provided between the rotating part and the fixed part of the rotating seat (55), and the hydraulic cavity (52) and the extrusion sleeve (57) are both filled with hydraulic oil.

6. A welding device for manufacturing mechanical and electrical equipment according to claim 4, characterized in that: The side of the welding plate (51) away from the extrusion sleeve (57) is fixedly connected to the rotating rod (4), and a sealing ring is provided between the telescopic top block (54) and the inner wall of the telescopic hole (53).

7. A welding device for manufacturing mechanical and electrical equipment according to claim 1, characterized in that: The support ring (2) comprises a ring body (21), an air cavity (22) is provided inside the ring body (21), one side of the air cavity (22) is connected to an inflation nozzle (23), an expansion air bag (24) is fixedly connected to the inner wall of the ring body (21), an annular heat insulation sleeve (25) is fixedly connected to the inner wall of the expansion air bag (24), and both sides of the annular heat insulation sleeve (25) are fixedly connected to support rings (26).

8. A welding device for manufacturing mechanical and electrical equipment according to claim 7, characterized in that: The bottom of the ring body (21) is fixedly connected to the top of the welding bracket (1), the expansion airbag (24) is connected to the inside of the air cavity (22) through a connecting pipe, and the annular heat insulation sleeve (25) and the support ring (26) are both made of elastic material.

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