Welding equipment for liquid nitrogen pail production

Abstract

The utility model discloses welding equipment for liquid nitrogen pail production, which relates to the technical field of welding equipment for liquid nitrogen pail production and comprises a welding box, a support component, a connecting component and a cleaning mechanism, a moving mechanism is mounted at the upper end of the welding box, and an output end of a servo electric cylinder is connected with a welding head. The supporting assembly is fixedly installed at one end of an inner cavity of the welding box, the output end of the first servo motor is connected with the clamping mechanism, the connecting assembly is rotationally connected to the end, away from the supporting assembly, of the inner cavity of the welding box, an electric push rod is fixedly installed at one end of the connecting assembly, and the other end of the electric push rod is connected with a suction cup piece through a connecting plate. The suction cup assembly is connected with the suction cup piece, and the sweeping mechanism is installed in the welding box. According to the welding device, metal particles and slag which are splashed during welding can be cleaned, protection can be achieved during welding through the arrangement of the welding box, and workers are prevented from being accidentally injured by the splashed metal particles and slag.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment for producing liquid nitrogen buckets, in particular to welding equipment for producing liquid nitrogen buckets. Background Art

[0002] The portable liquid nitrogen tank is a type of ordinary aluminum alloy storage liquid nitrogen tank. It has a handle on the top that is easy to carry, which is used for hand-carrying and convenient for carrying frozen samples over long distances. It is also the most convenient way to transport small amounts of frozen samples. When producing liquid nitrogen barrels, welding equipment is required for welding.

[0003] In the related art, the welding device clamps and fixes the liquid nitrogen bucket, and then the welding head welds the upper end and the bottom of the liquid nitrogen bucket. During the welding process, molten metal particles and slag will splash, which may accidentally injure workers, and the metal particles and slag will splash everywhere, making it difficult to clean them up. Therefore, those skilled in the art provide a welding device for liquid nitrogen bucket production to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a welding device for liquid nitrogen bucket production to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A welding device for liquid nitrogen bucket production, comprising:

[0007] A welding box, wherein a moving mechanism is installed on the upper end of the welding box, the moving mechanism is connected to a servo electric cylinder, and the output end of the servo electric cylinder is connected to the welding head;

[0008] A support assembly, wherein the support assembly is fixedly mounted at one end of the inner cavity of the welding box, a first servo motor is mounted in the support assembly, and an output end of the first servo motor is connected to a clamping mechanism for clamping a liquid nitrogen lifting bucket;

[0009] A connecting assembly, wherein the connecting assembly is rotatably connected to one end of the inner cavity of the welding box away from the supporting assembly, an electric push rod is fixedly installed at one end of the connecting assembly, the other end of the electric push rod is connected to a connecting plate, a suction cup member is installed on the connecting plate, a suction cup assembly is installed on one side of the connecting assembly and the electric push rod, and the suction cup assembly is connected to the suction cup member; and:

[0010] A cleaning mechanism, the cleaning mechanism includes a second servo motor, a first threaded rod, a connecting rod and a cleaning brush, the second servo motor is installed in the inner cavity of the welding box, and the output end of the second servo motor is connected to the first threaded rod, the other end of the first threaded rod is rotatably connected in the welding box, one end of the cleaning brush is connected to the first threaded rod, and the other end of the cleaning brush is slidably connected to the connecting rod, the connecting rod is fixedly installed in the welding box, and the cleaning brush is in contact with the lower end of the inner cavity of the welding box.

[0011] Preferably, the moving mechanism includes a third servo motor, a first support plate, a second threaded rod and a moving block. The first support plate is fixedly mounted on the upper end of the inner cavity of the welding box. The first support plate is provided with a first moving groove for rotatably connecting the second threaded rod. The moving block is rotatably connected to the second threaded rod. The third servo motor is mounted in the inner cavity of the welding box, and the output end of the third servo motor is connected to the extension end of the second threaded rod passing through the first support plate.

[0012] Preferably, the clamping mechanism includes a second support plate, a fourth servo motor, a bidirectional threaded rod and two clamps, the second support plate is provided with a second movable groove for rotationally connecting the bidirectional threaded rod, the fourth servo motor is installed on the second support plate, and the output end of the fourth servo motor is connected to the extension end of the bidirectional threaded rod passing through the second support plate, and one end of the two clamps is threadedly connected to the bidirectional threaded rod.

[0013] Preferably, the two clamps are arranged opposite to each other, and a rubber layer is provided at the other end of the clamp.

[0014] Preferably, the support assembly includes a support frame, the support frame is fixedly mounted in the inner cavity of the welding box, and the first servo motor is installed in the support frame. A rotating ring is provided at the other end of the support frame, and a first rotating groove for rotating connection of the rotating ring is opened on the second support plate.

[0015] Preferably, the connecting assembly includes a turntable and a rotating part, the rotating part is fixedly arranged on one side of the turntable, a second rotating groove for rotatably connecting the rotating part is opened on one side of the inner cavity of the welding box, and the electric push rod is fixedly installed on the turntable.

[0016] Preferably, the suction cup assembly includes an air pump, a connecting pipe and a telescopic tube. The air pump is fixedly mounted on one side of the turntable and the electric push rod. Both ends of the connecting pipe are respectively connected to the air pump and one end of the telescopic tube. The other end of the telescopic tube is connected to the extended end of the suction cup member that passes through the connecting plate.

[0017] Preferably, an ash collecting groove is provided on one side of the inner cavity of the welding box, and an ash collecting frame is installed in the ash collecting groove.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The utility model can drive the welding head to move and adjust different liquid nitrogen buckets through the setting of the moving mechanism, and can drive the welding head to adjust the liquid nitrogen bucket welding through the setting of the servo electric cylinder, and can clamp and fix the upper part of the liquid nitrogen bucket through the setting of the clamping mechanism for fixed welding, and can adsorb and fix the lower end of the liquid nitrogen bucket through the setting of the suction cup part and the suction cup assembly for welding.

[0020] 2. The utility model can clean the metal particles and slag splashed during welding by setting the cleaning mechanism, and can provide protection during welding by setting the welding box to prevent the splashed metal particles and slag from accidentally injuring workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of a welding device for producing liquid nitrogen buckets in an embodiment of the present application;

[0022] Figure 2 This is a schematic cross-sectional view of a welding device for producing a liquid nitrogen bucket in an embodiment of the present application;

[0023] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0024] Figure 4 for Figure 2 Enlarged view of point B in the middle;

[0025] Figure 5 This is a schematic diagram of the internal structure of a welding device for liquid nitrogen bucket production in an embodiment of the present application.

[0026] In the figure: 1. welding box; 2. servo electric cylinder; 3. welding head; 4. first servo motor; 5. electric push rod; 6. connecting plate; 7. suction cup; 8. second servo motor; 9. first threaded rod; 10. connecting rod; 11. cleaning brush; 12. third servo motor; 13. first support plate; 14. second threaded rod; 15. moving block; 16. first moving groove; 17. second support plate; 18. fourth servo motor; 19. two-way threaded rod; 20. clamp; 21. second moving groove; 22. rubber layer; 23. support frame; 24. rotating ring; 25. first rotating groove; 26. turntable; 27. rotating part; 28. second rotating groove; 29. ​​air pump; 30. connecting pipe; 31. telescopic pipe; 32. ash collecting groove; 33. ash collecting frame. DETAILED DESCRIPTION

[0027] 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 in 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.

[0028] See also Figure 1-5 , the utility model provides a technical solution:

[0029] A welding device for liquid nitrogen bucket production, comprising:

[0030] A welding box 1, a moving mechanism is installed at the upper end of the welding box 1, and the moving mechanism includes a third servo motor 12, a first support plate 13, a second threaded rod 14 and a moving block 15. The first support plate 13 is fixedly installed at the upper end of the inner cavity of the welding box 1, and a first moving groove 16 for rotationally connecting the second threaded rod 14 is opened on the first support plate 13. The moving block 15 is rotatably connected to the second threaded rod 14. The third servo motor 12 is installed in the inner cavity of the welding box 1, and the output end of the third servo motor 12 is connected to the extension end of the second threaded rod 14 that passes through the first support plate 13. The moving mechanism is connected to a servo electric cylinder 2, and the output end of the servo electric cylinder 2 is connected to the welding head 3;

[0031] When adjusting the welding head 3 according to the liquid nitrogen bucket, the third servo motor 12 drives the moving block 15 to move through the second threaded rod 14. Since the moving block 15 is connected to the servo electric cylinder 2, it can drive the welding head 3 to move and adjust. Then, the height of the welding head 3 is adjusted according to the diameter of the liquid nitrogen bucket. The servo electric cylinder 2 can drive the welding head 3 to adjust.

[0032] A support assembly, the support assembly is fixedly mounted at one end of the inner cavity of the welding box 1, and a first servo motor 4 is installed in the support assembly; the output end of the first servo motor 4 is connected to a clamping mechanism for clamping a liquid nitrogen bucket, and the clamping mechanism includes a second support plate 17, a fourth servo motor 18, a bidirectional threaded rod 19 and two clamps 20, and a second movable groove 21 for the bidirectional threaded rod 19 to be rotatably connected is provided in the second support plate 17, the fourth servo motor 18 is mounted on the second support plate 17, and the output end of the fourth servo motor 18 is connected to the extension end of the bidirectional threaded rod 19 that passes through the second support plate 17, and one end of the two clamps 20 is threadedly connected to the bidirectional threaded rod 19, the two clamps 20 are arranged opposite to each other, and a rubber layer 22 is provided at the other end of the clamp 20;

[0033] When the upper end of the liquid nitrogen bucket is clamped and fixed, the fourth servo motor 18 drives the two clamps 20 to move relative to each other through the bidirectional threaded rod 19, so that the upper end of the liquid nitrogen bucket is clamped and fixed. When rotation welding is required after clamping and fixing, the first servo motor 4 can drive the second support plate 17 to rotate, thereby driving the two clamps 20 to rotate, and driving the upper end of the liquid nitrogen bucket to rotate and weld, and by setting the rubber layer 22, the friction of the clamp 20 can be increased, and the clamping stability can be improved.

[0034] Specifically, the support assembly includes a support frame 23, the support frame 23 is fixedly installed in the inner cavity of the welding box 1, and the first servo motor 4 is installed in the support frame 23, a rotating ring 24 is provided at the other end of the support frame 23, and a first rotating groove 25 for the rotating ring 24 to be rotatably connected is opened on the second support plate 17;

[0035] When the first servo motor 4 drives the second support plate 17 to rotate, the rotating ring 24 rotates in the first rotating groove 25 to support the second support plate 17 and reduce the load of the first servo motor 4 .

[0036] A connecting assembly, the connecting assembly is rotatably connected to one end of the inner cavity of the welding box 1 away from the supporting assembly, an electric push rod 5 is fixedly installed at one end of the connecting assembly, the connecting assembly includes a turntable 26 and a rotating part 27, the rotating part 27 is fixedly arranged on one side of the turntable 26, and a second rotating groove 28 for the rotating part 27 to be rotatably connected is provided on one side of the inner cavity of the welding box 1, the electric push rod 5 is fixedly installed on the turntable 26, the other end of the electric push rod 5 is connected to a connecting plate 6, a suction cup member 7 is installed on the connecting plate 6, a suction cup assembly is installed on one side of the connecting assembly and the electric push rod 5, the suction cup assembly is connected to the suction cup member 7, the suction cup assembly includes an air pump 29, a connecting pipe 30 and a telescopic pipe 31, the air pump 29 is fixedly installed on one side of the turntable 26 and the electric push rod 5, two ends of the connecting pipe 30 are respectively connected to the air pump 29 and one end of the telescopic pipe 31, and the other end of the telescopic pipe 31 is connected to the extended end of the suction cup member 7 penetrating the connecting plate 6;

[0037] The air pump 29 fixes the lower end of the liquid nitrogen bucket by adsorbing it through the connecting pipe 30, the telescopic pipe 31 and the suction cup 7. Then the electric push rod 5 drives the lower end of the liquid nitrogen bucket to move and contact the upper end of the liquid nitrogen bucket. When the first servo motor 4 drives the second support plate 17 to rotate, the rotating part 27 rotates in the second rotating groove 28, and the liquid nitrogen bucket can be rotationally welded.

[0038] The cleaning mechanism includes a second servo motor 8, a first threaded rod 9, a connecting rod 10 and a cleaning brush 11. The second servo motor 8 is installed in the inner cavity of the welding box 1, and the output end of the second servo motor 8 is connected to the first threaded rod 9. The other end of the first threaded rod 9 is rotatably connected in the welding box 1. One end of the cleaning brush 11 is connected to the first threaded rod 9, and the other end of the cleaning brush 11 is slidably connected to the connecting rod 10. The connecting rod 10 is fixedly installed in the welding box 1, and the cleaning brush 11 is in contact with the lower end of the inner cavity of the welding box 1.

[0039] An ash collecting groove 32 is provided on one side of the inner cavity of the welding box 1 , and an ash collecting frame 33 is installed in the ash collecting groove 32 .

[0040] When cleaning and collecting dust, the second servo motor 8 drives the cleaning brush 11 to move through the first threaded rod 9, which can drive the cleaning brush 11 to clean the lower end of the inner cavity of the welding box 1, and clean the metal particles and slag into the ash collecting trough 32. After cleaning, the ash collecting frame 33 is taken out. When the cleaning brush 11 moves, the other end of the cleaning brush 11 moves on the connecting rod 10, and one end of the cleaning brush 11 can be limited.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A welding device for liquid nitrogen bucket production, characterized in that: include: A welding box (1), wherein a moving mechanism is installed on the upper end of the welding box (1), the moving mechanism is connected to a servo electric cylinder (2), and the output end of the servo electric cylinder (2) is connected to a welding head (3); A support assembly, the support assembly being fixedly mounted at one end of the inner cavity of the welding box (1), a first servo motor (4) being mounted in the support assembly, and an output end of the first servo motor (4) being connected to a clamping mechanism for clamping a liquid nitrogen lifting bucket; A connecting component, the connecting component is rotatably connected to one end of the inner cavity of the welding box (1) away from the supporting component, an electric push rod (5) is fixedly mounted on one end of the connecting component, the other end of the electric push rod (5) is connected to a connecting plate (6), a suction cup component (7) is mounted on the connecting plate (6), a suction cup component is mounted on one side of the connecting component and the electric push rod (5), and the suction cup component is connected to the suction cup component (7); and: A cleaning mechanism, the cleaning mechanism comprising a second servo motor (8), a first threaded rod (9), a connecting rod (10) and a cleaning brush (11); the second servo motor (8) is installed in the inner cavity of a welding box (1), and the output end of the second servo motor (8) is connected to the first threaded rod (9); the other end of the first threaded rod (9) is rotatably connected in the welding box (1); one end of the cleaning brush (11) is connected to the first threaded rod (9), and the other end of the cleaning brush (11) is slidably connected to the connecting rod (10); the connecting rod (10) is fixedly installed in the welding box (1), and the cleaning brush (11) is in contact with the lower end of the inner cavity of the welding box (1).

2. A welding device for liquid nitrogen bucket production according to claim 1, characterized in that: The moving mechanism comprises a third servo motor (12), a first support plate (13), a second threaded rod (14) and a moving block (15); the first support plate (13) is fixedly mounted on the upper end of the inner cavity of the welding box (1); the first support plate (13) is provided with a first moving groove (16) for rotationally connecting the second threaded rod (14); the moving block (15) is rotationally connected to the second threaded rod (14); the third servo motor (12) is mounted on the inner cavity of the welding box (1), and the output end of the third servo motor (12) is connected to the extension end of the second threaded rod (14) passing through the first support plate (13).

3. The welding equipment for liquid nitrogen bucket production according to claim 1 is characterized in that: The clamping mechanism comprises a second support plate (17), a fourth servo motor (18), a bidirectional threaded rod (19) and two clamps (20); a second movable groove (21) for rotationally connecting the bidirectional threaded rod (19) is provided in the second support plate (17); the fourth servo motor (18) is mounted on the second support plate (17); an output end of the fourth servo motor (18) is connected to an extension end of the bidirectional threaded rod (19) passing through the second support plate (17); and one end of the two clamps (20) is threadedly connected to the bidirectional threaded rod (19).

4. A welding device for liquid nitrogen bucket production according to claim 3, characterized in that: The two clamps (20) are arranged opposite to each other, and a rubber layer (22) is provided at the other end of the clamp (20).

5. The welding equipment for liquid nitrogen bucket production according to claim 3 is characterized by: The support assembly comprises a support frame (23), the support frame (23) is fixedly mounted in the inner cavity of the welding box (1), and a first servo motor (4) is mounted in the support frame (23), a rotating ring (24) is provided at the other end of the support frame (23), and a first rotating groove (25) for rotatingly connecting the rotating ring (24) is provided on the second support plate (17).

6. The welding equipment for liquid nitrogen bucket production according to claim 1, characterized in that: The connecting assembly comprises a turntable (26) and a rotating part (27); the rotating part (27) is fixedly arranged on one side of the turntable (26); a second rotating groove (28) for the rotating part (27) to be rotatably connected is opened on one side of the inner cavity of the welding box (1); and the electric push rod (5) is fixedly mounted on the turntable (26).

7. A welding device for liquid nitrogen bucket production according to claim 6, characterized in that: The suction cup assembly comprises an air pump (29), a connecting pipe (30) and a telescopic pipe (31); the air pump (29) is fixedly mounted on one side of the turntable (26) and the electric push rod (5); two ends of the connecting pipe (30) are respectively connected to the air pump (29) and one end of the telescopic pipe (31); the other end of the telescopic pipe (31) is connected to an extended end of the suction cup member (7) passing through the connecting plate (6).

8. The welding equipment for liquid nitrogen bucket production according to claim 1 is characterized by: An ash collecting groove (32) is provided on one side of the inner cavity of the welding box (1), and an ash collecting frame (33) is installed in the ash collecting groove (32).

Images