Welding device for boiler production

Abstract

The utility model relates to the technical field of boiler production, in particular to a welding device for boiler production, which comprises a base, a processing table is fixedly connected to the top side of the base, four boiler supporting seats are fixedly mounted on the top side of the processing table, a first hydraulic cylinder is fixedly mounted on the top side of the base, and a second hydraulic cylinder is fixedly mounted on the top side of the base. And the output end of the first hydraulic cylinder is fixedly connected with an I-shaped lifting frame. Compared with the prior art, the boiler welding device has the advantages that through matched arrangement of the boiler supporting base, the first hydraulic cylinder, the lifting frame, the supporting plate, the arc-shaped supporting base, the supporting rolling wheels, the second hydraulic cylinder, the pressing plate, the pressing base, the transmission structure and the welding machine, a boiler can be conveniently fixed, and the boiler can be conveniently rotated after one welding station of the boiler is completed; and therefore, the boiler can be conveniently welded at the next position, the labor intensity of an operator for welding the boiler is reduced, the overall time required for welding the boiler is shorter, and the efficiency of welding the boiler is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler production, in particular to a welding device for boiler production. Background Art

[0002] A boiler is an energy conversion device. The energy input to the boiler includes chemical energy and electrical energy in the fuel. The boiler outputs steam, high-temperature water or organic heat carrier with a certain amount of thermal energy. A boiler that provides hot water is called a hot water boiler, which is mainly used for life and also has a small number of applications in industrial production. A boiler that produces steam is called a steam boiler, often referred to as a boiler, and is mostly used in thermal power plants, ships, locomotives and industrial and mining enterprises. Boiler welding refers to the use of welding technology to connect the various components of the boiler into a whole and form a sealed structure to ensure the safe operation of the boiler. Welding equipment is required in the process of welding the boiler.

[0003] A patent document with publication number CN210937763U discloses a welding device for boiler production, which can drive a bidirectional threaded rod to rotate through a turntable, and can adjust the position of the fixing ring through the threaded connection between the bidirectional threaded rod and the fixing ring, so that the position of the boiler can be fixed, and then the boiler can be welded by a welding machine, which can conveniently and effectively weld the boiler. However, after the welding operation of a position of the boiler is completed, if the boiler needs to be welded in an annular manner, the boiler needs to be rotated. At this time, the operator needs to rotate the turntable to release the fixation of the boiler, and then rotate the boiler and rotate it to the next welding station. If the boiler is heavy, the operation of rotating the boiler is more troublesome, which increases the labor intensity of the operator. Therefore, a welding device for boiler production is needed to solve the above problems. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] Therefore, one purpose of the utility model is to provide a welding device for boiler production to solve the problems mentioned in the background technology and overcome the shortcomings of the prior art.

[0006] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides a welding device for boiler production, including a base, a processing table is fixedly connected to the top side of the base, four boiler support seats are fixedly installed on the top side of the processing table, a first hydraulic cylinder is fixedly installed on the top side of the base, an output end of the first hydraulic cylinder is fixedly connected to a lifting frame in the shape of an I-beam, a support plate is fixedly connected to the top side of the lifting frame, an arc-shaped support seat is fixedly connected to the top side of the support plate, a mounting groove is provided on one side of the arc-shaped support seat, a plurality of supporting rollers are rotatably connected to the inner wall of the mounting groove, a mounting bracket is fixedly installed on the top side of the processing table, two second hydraulic cylinders are fixedly installed on the top side of the mounting bracket, the output ends of the two second hydraulic cylinders are fixedly connected to pressure plates, the bottom ends of the two pressure plates are fixedly connected to clamping seats, a transmission structure is arranged on the two pressure plates, and a welding machine is arranged on the transmission structure.

[0007] Preferably, any of the above schemes comprises a motor, a screw, a T-shaped movable seat and a guide rod, a motor is fixedly mounted on one side of one pressure plate, a screw is fixedly connected to the output end of the motor, the outer surface of the screw is threadedly connected to a T-shaped movable seat connected to the welding machine, and a guide rod is fixedly connected to the opposite sides of the two pressure plates.

[0008] Preferably, any of the above schemes is that a through slot is opened on the top side of the processing table, the support plate passes through the inside of the through slot, and the size of the support plate is smaller than the size of the through slot.

[0009] Preferably, any of the above solutions is that the arc-shaped support seat is located inside the area formed by the two boiler support seats, and the width of the arc-shaped support seat is smaller than the minimum distance between the two boiler support seats.

[0010] Preferably, any of the above schemes has the position of the pressing seat corresponding to that of the arc-shaped supporting seat, and the size of the pressing seat is adapted to that of the arc-shaped supporting seat.

[0011] Preferably, any of the above schemes is that the guide rod passes through the T-shaped movable seat, and the T-shaped movable seat is slidably connected to the guide rod.

[0012] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0013] Through the coordinated arrangement of the boiler support seat, the first hydraulic cylinder, the lifting frame, the support plate, the arc-shaped support seat, the support roller, the second hydraulic cylinder, the pressure plate, the clamping seat, the transmission structure and the welding machine, not only can the boiler be fixed, but also the boiler can be rotated after one welding position of the boiler is completed, thereby facilitating the welding operation of the boiler at the next position, reducing the labor intensity of the operator in welding the boiler, reducing the overall time required for welding the boiler, and improving the efficiency of welding the boiler. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model from a first perspective;

[0015] Figure 2 This is a schematic diagram of the structure of the utility model from a second viewing angle;

[0016] Figure 3 It is a structural schematic diagram of the lifting frame and its connecting components of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the mounting bracket and its connecting components of the utility model;

[0018] Figure 5 It is a structural schematic diagram of the base and its connecting components of the utility model.

[0019] In the figure: 1-base, 2-processing table, 3-boiler support seat, 4-first hydraulic cylinder, 5-lifting frame, 6-support plate, 7-arc support seat, 8-mounting groove, 9-support roller, 10-mounting bracket, 11-second hydraulic cylinder, 12-pressing plate, 13-pressing seat, 14-transmission structure, 1401-motor, 1402-screw, 1403-T-shaped moving seat, 1404-guide rod, 15-welding machine, 16-groove. DETAILED DESCRIPTION

[0020] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0021] like Figures 1 to 5As shown, a welding device for boiler production comprises a base 1, a processing table 2 is fixedly connected to the top side of the base 1, four boiler support seats 3 are fixedly installed on the top side of the processing table 2, a first hydraulic cylinder 4 is fixedly installed on the top side of the base 1, an I-shaped lifting frame 5 is fixedly connected to the output end of the first hydraulic cylinder 4, a support plate 6 is fixedly connected to the top side of the lifting frame 5, an arc-shaped support seat 7 is fixedly connected to the top of the support plate 6, a mounting groove 8 is opened on one side of the arc-shaped support seat 7, and a plurality of support rollers are rotatably connected to the inner wall of the mounting groove 8 Wheel 9, a mounting bracket 10 is fixedly installed on the top side of the processing table 2, and the shape of the mounting bracket 10 is Π-shaped. Two second hydraulic cylinders 11 are fixedly installed on the top side of the mounting bracket 10. The output ends of the two second hydraulic cylinders 11 are fixedly connected with a pressing plate 12, and the bottom ends of the two pressing plates 12 are fixedly connected with a pressing seat 13. A transmission structure 14 is provided on the two pressing plates 12, and a welding machine 15 is provided on the transmission structure 14. When welding the boiler, the boiler is placed on the boiler support seat 3, and then the second hydraulic cylinder 11 is started to make the pressing plate 12 drives the pressing seat 13 to move downward, and the boiler is pressed and fixed by the pressing seat 13, and then the welding machine 15 is adjusted to a suitable position by the transmission structure 14, and the welding operation is performed on the boiler by the welding machine 15. When the welding operation at one position of the boiler is completed, the second hydraulic cylinder 11 is started to make the pressing plate 12 and the pressing seat 13 move upward, so that the boiler is no longer fixed, and then the first hydraulic cylinder 4 is started to make the lifting frame 5 drive the support plate 6 to move upward, at this time the arc support seat 7 will move upward and lift the boiler, at this time the support roller 9 is in contact with the boiler, and then the boiler can be rotated, and under the action of the support roller 9, the boiler can be easily rotated, so that the boiler is rotated to the next welding position, and then the first hydraulic cylinder 4 is started to make the lifting frame 5 drive the support plate 6 to move downward, at this time the arc support seat 7 drives the boiler to move downward and overlaps the boiler on the boiler support seat 3, and the second hydraulic cylinder 11 is started to make the pressing plate 12 drive the pressing seat 13 to move downward, and the boiler is pressed and fixed by the pressing seat 13, so as to continue to weld the boiler by the welding machine 15.

[0022] As an optional technical solution of the utility model, the transmission structure 14 includes a motor 1401, a screw rod 1402, a T-shaped movable seat 1403 and a guide rod 1404. A motor 1401 is fixedly installed on one side of a pressure plate 12, and the output end of the motor 1401 is fixedly connected to the screw rod 1402. The outer surface of the screw rod 1402 is threadedly connected to the T-shaped movable seat 1403 connected to the welding machine 15. A guide rod 1404 is fixedly connected to the opposite side of the two pressure plates 12. When adjusting the position of the welding machine 15, start the motor 1401 to rotate the screw rod 1402. At this time, the T-shaped movable seat 1403 drives the welding machine 15 to move, and the welding machine 15 is adjusted to a suitable position according to the position where the boiler needs to be welded.

[0023] As an optional technical solution of the utility model, a through groove 16 is opened on the top side of the processing table 2, and the support plate 6 passes through the inside of the through groove 16. The size of the support plate 6 is smaller than the size of the through groove 16, so that the support plate 6 can smoothly pass through the inside of the through groove 16.

[0024] As an optional technical solution of the present invention, the arc-shaped support seat 7 is located inside the area formed by the two boiler support seats 3, and the width of the arc-shaped support seat 7 is smaller than the minimum distance between the two boiler support seats 3, so that the arc-shaped support seat 7 can move smoothly between the two boiler support seats 3.

[0025] As an optional technical solution of the present invention, the position of the clamping seat 13 corresponds to that of the arc-shaped support seat 7, and the size of the clamping seat 13 is adapted to that of the arc-shaped support seat 7, so that the clamping seat 13 can better clamp the boiler and fix the boiler.

[0026] As an optional technical solution of the present utility model, the guide rod 1404 passes through the T-shaped moving seat 1403, and the T-shaped moving seat 1403 is slidably connected to the guide rod 1404. The guide rod 1404 guides the T-shaped moving seat 1403, so that the T-shaped moving seat 1403 can only move linearly along the direction of the guide rod 1404.

[0027] A welding device for boiler production, the working principle is as follows:

[0028] 1) Place the boiler on the boiler support 3;

[0029] 2) Start the second hydraulic cylinder 11 to make the pressing plate 12 drive the pressing seat 13 to move downward, and the boiler is pressed and fixed by the pressing seat 13;

[0030] 3) Start the motor 1401 to rotate the screw rod 1402. At this time, the T-shaped moving seat 1403 drives the welding machine 15 to move. The welding machine 15 is adjusted to a suitable position according to the position where the boiler needs to be welded. At this time, the welding machine 15 can be used to weld the boiler;

[0031] 4) Start the first hydraulic cylinder 4 to make the lifting frame 5 drive the support plate 6 to move upward. At this time, the arc-shaped support seat 7 will move upward and lift the boiler. At this time, the support roller 9 is in contact with the boiler. The boiler is lifted up and separated from the boiler support seat 3 by the support roller 9. At this time, the boiler can be rotated. Under the action of the support roller 9, the boiler can be quickly rotated to the next welding position;

[0032] 5) Start the first hydraulic cylinder 4 to make the lifting frame 5 drive the support plate 6 to move downward, and then the arc-shaped support seat 7 drives the boiler to move downward and overlap the boiler on the boiler support seat 3;

[0033] 6) Repeat step 2 to re-fix the boiler, and then continue welding the boiler using the welding machine 15.

[0034] In summary, the welding device for boiler production, through the coordinated arrangement of the boiler support seat 3, the first hydraulic cylinder 4, the lifting frame 5, the support plate 6, the arc-shaped support seat 7, the support roller 9, the second hydraulic cylinder 11, the pressure plate 12, the clamping seat 13, the transmission structure 14 and the welding machine 15, can not only facilitate the fixing of the boiler, but also facilitate the rotation of the boiler after one welding station of the boiler is completed, and then facilitate the welding operation of the boiler at the next position, thereby reducing the labor intensity of the operator welding the boiler, and reducing the overall time required for welding the boiler, thereby improving the efficiency of welding the boiler.

Claims

1. A welding device for boiler production, characterized in that: The invention comprises a base (1), the top side of the base (1) is fixedly connected to a processing table (2), the top side of the processing table (2) is fixedly installed with four boiler support seats (3), the top side of the base (1) is fixedly installed with a first hydraulic cylinder (4), the output end of the first hydraulic cylinder (4) is fixedly connected to an I-shaped lifting frame (5), the top side of the lifting frame (5) is fixedly connected to a support plate (6), the top end of the support plate (6) is fixedly connected to an arc-shaped support seat (7), and one side of the arc-shaped support seat (7) is provided with a mounting groove (8) The inner wall of the mounting groove (8) is rotatably connected to a plurality of supporting rollers (9); a mounting bracket (10) is fixedly installed on the top side of the processing table (2); two second hydraulic cylinders (11) are fixedly installed on the top side of the mounting bracket (10); the output ends of the two second hydraulic cylinders (11) are fixedly connected to a pressing plate (12); the bottom ends of the two pressing plates (12) are fixedly connected to a clamping seat (13); a transmission structure (14) is provided on the two pressing plates (12); and a welding machine (15) is provided on the transmission structure (14).

2. A welding device for boiler production according to claim 1, characterized in that: The transmission structure (14) comprises a motor (1401), a screw (1402), a T-shaped movable seat (1403) and a guide rod (1404); the motor (1401) is fixedly mounted on one side of one of the pressing plates (12); the output end of the motor (1401) is fixedly connected to the screw (1402); the outer surface of the screw (1402) is threadedly connected to the T-shaped movable seat (1403) connected to the welding machine (15); and a guide rod (1404) is fixedly connected to the opposite side of the two pressing plates (12).

3. A welding device for boiler production according to claim 2, characterized in that: A through slot (16) is provided on the top side of the processing table (2), and the support plate (6) passes through the inside of the through slot (16). The size of the support plate (6) is smaller than the size of the through slot (16).

4. A welding device for boiler production according to claim 3, characterized in that: The arc-shaped support seat (7) is located inside the area formed by the two boiler support seats (3), and the width of the arc-shaped support seat (7) is smaller than the minimum distance between the two boiler support seats (3).

5. A welding device for boiler production according to claim 4, characterized in that: The positions of the pressing seat (13) and the arc-shaped supporting seat (7) correspond to each other, and the sizes of the pressing seat (13) and the arc-shaped supporting seat (7) are adapted to each other.

6. A welding device for boiler production according to claim 5, characterized in that: The guide rod (1404) passes through the T-shaped movable seat (1403), and the T-shaped movable seat (1403) is slidably connected to the guide rod (1404).

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