Butt joint jig for oil tank combination welding

Abstract

The utility model belongs to the technical field of welding butt-joint jigs, and particularly relates to a butt-joint jig for oil tank combination welding, which comprises a bottom plate, rotating structures are fixedly mounted on two sides of the top of the bottom plate, each rotating structure comprises a vertical plate, an extension plate is fixedly mounted on the top of each vertical plate, a first rotating rod is fixedly sleeved in each extension plate, and a second rotating rod is fixedly sleeved in each first rotating rod. A butt joint structure is fixedly installed at one end of the first rotating rod and comprises a sleeve plate, and a bidirectional lead screw is fixedly connected into the sleeve plate in a sleeved mode. When the device is used, through the butt joint structure and the fixing structure, two sections of oil tanks are placed on the triangular supporting plates on the two sides respectively, the threaded rod is screwed to fix the bottoms of the oil tanks, then the air cylinder drives the air rod to push the tooth plate to move, and due to the fact that the tooth plate is meshed with the outer surface of the third rotating rod, the tooth plate can do telescopic motion; and the hoop plates on the two sides can fix the oil tank, so that the purposes of stably fixing the oil tank and facilitating welding are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding butt joint jigs, and in particular relates to a butt joint jig for combined welding of oil tanks. Background Art

[0002] A fixture is a large category of tools for carpentry, ironwork, fitter, machinery, electronic control and some other handicrafts. It is mainly used as a tool to assist in controlling position or movement. The fixture can be divided into three categories: process assembly fixtures, project test fixtures and circuit board test fixtures.

[0003] Patent No.: CN215509760U, a butt joint fixture for combined welding of large-capacity automobile fuel tanks, including a placement base plate 1, a rotating column 16 is rotatably installed on the top of the placement base plate 1, a second reset mechanism is installed on the top of the rotating column 16, a conversion plate 5 is installed on the second reset mechanism, and placement grooves are provided at both ends of the top of the conversion plate 5, and pulleys 11 are rotatably installed at both ends of the outer walls on both sides of the conversion plate 5. After aligning the two half tank shells, they are placed in the placement grooves, and then the conversion plate is rotated 180 degrees, and the pushing mechanism pushes the conversion plate forward, and then the pulley of the conversion plate enters the inclined groove on the lower frame. At this time, the lower frame moves downward until the clamping column on the lower frame clamps the two half tank shells, and then a welding robot is used for welding, which does not require manual clamping and saves manpower.

[0004] The above device can be further improved during actual production and use: since normal fuel tanks currently available on the market are relatively large, the above device cannot stably fix the fuel tank, and since the fuel tank is a cube, it is necessary to weld the four sides of the two halves of the fuel tank during welding, and the above device is not equipped with a rotating device, and manual movement is required to completely weld the fuel tank, so it needs to be improved. Utility Model Content

[0005] In order to solve the above problems existing in the prior art, the utility model provides a butt joint jig for combined welding of oil tanks, which has the characteristics of stably fixing the oil tanks and rotating the oil tanks.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a butt joint jig for combined welding of oil tanks, comprising a bottom plate, a rotating structure is fixedly installed on both sides of the top of the bottom plate, the rotating structure comprises a vertical plate, an extension plate is fixedly installed on the top of the vertical plate, a rotating rod 1 is fixedly sleeved inside the extension plate, one end of the rotating rod 1 is fixedly installed with a butt joint structure, the butt joint structure comprises a sleeve plate, a bidirectional lead screw is fixedly sleeved inside the sleeve plate, limit rods are fixedly sleeved on both sides of the outer surface of the bidirectional lead screw, a rotary valve is fixedly sleeved on one end of the bidirectional lead screw, and a fixed structure is fixedly installed on the bottom of the sleeve plate The fixing structure comprises a fixing plate, fixing grooves are provided on both sides of the outer surface of the fixing plate, triangular support plates are fixedly installed on both sides of the outer surface of the fixing plate, threaded rods are threadedly sleeved on both sides of the inner part of the triangular support plate, a nut is fixedly installed on one end of the threaded rod, a rotating rod three is fixedly sleeved on the back side of the fixing plate, a gear is fixedly sleeved on the outer surface of the rotating rod three, a cylinder is threadedly installed on the back side of the fixing plate, a gas rod is movably installed inside the cylinder, a slideway is fixedly installed on the back side of the fixing plate, a toothed plate is movably installed inside the slideway, and a hoop plate is fixedly installed on one side of the toothed plate.

[0007] As a preferred technical solution of a butt joint jig for oil tank assembly welding of the utility model, the tooth plate is fixedly connected to the gas rod, and the outer surface of the tooth plate is meshed with the outer surface of the gear.

[0008] As an optimal technical solution of a butt joint jig for oil tank assembly welding of the utility model, one end of the rotating rod 1 is fixedly sleeved with a rotating rod 1, and a support seat is fixedly installed on the top of the base plate.

[0009] As an optimal technical solution of a butt joint jig for oil tank assembly welding of the utility model, a fixing ring is fixedly installed on one side of the inner part of the support seat, and a motor is fixedly installed inside the fixing ring.

[0010] As an optimal technical solution of a butt joint jig for oil tank assembly welding of the utility model, one end of the output shaft of the motor is fixedly sleeved with a second rotating rod, and the outer surface of the second rotating rod is fixedly sleeved with a second rotating wheel.

[0011] As an optimal technical solution of a butt joint jig for oil tank assembly welding of the utility model, a belt is fixedly sleeved on the outer surface of the second rotating wheel, and the belt is fixedly sleeved on the first rotating wheel.

[0012] As an optimal technical solution of a butt joint jig for combined welding of oil tanks of the utility model, a support rod is fixedly installed on one side of the top of the bottom plate, and a support ring is fixedly installed on the top of the support rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. When the utility model is in use, the two sections of the oil tank are placed on the triangular support plates on both sides through the docking structure and the fixing structure, and the threaded rod is tightened to fix the bottom of the oil tank. Then, the gas rod drives the tooth plate to move through the drive of the cylinder. Since the tooth plate and the outer surface of the rotating rod 3 are meshed with each other, the tooth plate can perform telescopic movement, and then the hoop plates on both sides can fix the oil tank, thereby achieving the purpose of stabilizing and fixing the oil tank and facilitating welding;

[0015] 2. When the utility model is in use, through the rotating structure, driven by the motor, the rotating rod 2 can drive the rotating wheel 2 to rotate, and through the linkage of the belt, the rotating wheel 1 can rotate, thereby driving the sleeve plate to rotate slowly, so that the staff can weld the four surfaces of the oil tank conveniently, thereby achieving the purpose of rotating the oil tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the rotating structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the docking structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the fixing structure of the utility model (front view);

[0021] Figure 5 This is a schematic diagram of the fixing structure of the utility model (back side).

[0022] In the figure: 1. bottom plate; 2. rotating structure; 21. vertical plate; 22. extension plate; 23. rotating rod 1; 24. rotating wheel 1; 25. supporting seat; 26. fixing ring; 27. motor; 28. rotating rod 2; 29. ​​rotating wheel 2; 210. belt; 211. supporting rod; 212. supporting ring; 3. docking structure; 31. sleeve plate; 32. two-way lead screw; 33. limiting rod; 34. rotary valve; 4. fixing structure; 41. fixing plate; 42. fixing groove; 43. triangular supporting plate; 44. threaded rod; 45. nut; 46. rotating rod 3; 47. gear; 48. cylinder; 49. gas rod; 410. slideway; 411. tooth plate; 412. hoop plate. DETAILED DESCRIPTION

[0023] 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.

[0024] Example 1

[0025] See also Figure 1-5 The utility model provides the following technical solutions: a butt joint fixture for combined welding of oil tanks, comprising a bottom plate 1, a rotating structure 2 is fixedly installed on both sides of the top of the bottom plate 1, the rotating structure 2 comprises a vertical plate 21, an extension plate 22 is fixedly installed on the top of the vertical plate 21, a rotating rod 23 is fixedly sleeved inside the extension plate 22, and a butt joint structure 3 is fixedly installed on one end of the rotating rod 23, the butt joint structure 3 comprises a sleeve plate 31, a bidirectional lead screw 32 is fixedly sleeved inside the sleeve plate 31, a limit rod 33 is fixedly sleeved on both sides of the outer surface of the bidirectional lead screw 32, a rotary valve 34 is fixedly sleeved on one end of the bidirectional lead screw 32, a fixed structure 4 is fixedly installed on the bottom of the sleeve plate 31, and the fixed structure 4 comprises a fixed A fixed plate 41 is provided with fixing grooves 42 on both sides of the outer surface of the fixing plate 41, triangular support plates 43 are fixedly installed on both sides of the outer surface of the fixing plate 41, threaded rods 44 are threadedly sleeved on both sides of the inner part of the triangular support plate 43, and a nut 45 is fixedly installed on one end of the threaded rod 44, a rotating rod three 46 is fixedly sleeved on the back side of the fixing plate 41, and a gear 47 is fixedly sleeved on the outer surface of the rotating rod three 46, a cylinder 48 is threadedly installed on the back side of the fixing plate 41, and a gas rod 49 is movably installed inside the cylinder 48, a slideway 410 is fixedly installed on the back side of the fixing plate 41, a toothed plate 411 is movably installed inside the slideway 410, and a hoop plate 412 is fixedly installed on one side of the toothed plate 411.

[0026] Example 2

[0027] See also Figure 4-5 The utility model provides the following technical solution: the tooth plate 411 is fixedly connected to the gas rod 49, and the outer surface of the tooth plate 411 is meshed with the outer surface of the gear 47.

[0028] Driven by the air cylinder 48, the air rod 49 pushes the tooth plate 411 to move. Since the tooth plate 411 is meshed with the outer surface of the rotating rod 46, the tooth plate 411 can perform telescopic movement, and then the hoop plates 412 on both sides can fix the oil tank.

[0029] Example 3

[0030] See also Figure 1-2The utility model provides the following technical solution: one end of the rotating rod 1 23 is fixedly sleeved with the rotating rod 1 23, and the top of the bottom plate 1 is fixedly installed with a support seat 25. A fixing ring 26 is fixedly installed on one side of the inner part of the support seat 25, and a motor 27 is fixedly installed inside the fixing ring 26. One end of the output shaft of the motor 27 is fixedly sleeved with the rotating rod 28, and the outer surface of the rotating rod 28 is fixedly sleeved with the rotating wheel 29. The outer surface of the rotating wheel 29 is fixedly sleeved with a belt 210, and the belt 210 is fixedly sleeved with the rotating wheel 1 24. A support rod 211 is fixedly installed on one side of the top of the bottom plate 1, and a support ring 212 is fixedly installed on the top of the support rod 211.

[0031] Driven by the motor 27, the rotating rod 28 can drive the rotating wheel 29 to rotate, and the rotating wheel 1 24 can be rotated through the linkage of the belt 210, thereby driving the sleeve plate 31 to rotate slowly, so that the staff can weld the four surfaces of the oil tank conveniently.

[0032] Working principle and use process of the utility model: During the use of the utility model,

[0033] First, by placing the two sections of the oil tank on the triangular support plates 43 on both sides respectively, tightening the threaded rod 44 to fix the bottom of the oil tank, and then driven by the cylinder 48, the gas rod 49 pushes the tooth plate 411 to move. Since the tooth plate 411 is meshed with the outer surface of the rotating rod three 46, the tooth plate 411 can perform telescopic movement, and then the hoop plates 412 on both sides can fix the oil tank; then, the two-way screw 32 is rotated by rotating the rotary valve 34. Due to the limitation of the limiting rods 33 on both sides, the sleeve plates 31 on both sides slowly move toward the middle on the two-way screw 32, so that the two half oil tanks can be docked; finally, during welding, the rotating rod two 28 can drive the rotating wheel two 29 to rotate through the drive of the motor 27, and the rotating wheel one 24 can rotate through the linkage of the belt 210, so that the sleeve plate 31 can be driven to rotate slowly, so that it is convenient for the staff to weld the four sides of the oil tank.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A butt joint jig for combined welding of oil tanks, comprising a bottom plate (1), characterized in that: A rotating structure (2) is fixedly mounted on both sides of the top of the bottom plate (1), the rotating structure (2) comprising a vertical plate (21), an extension plate (22) is fixedly mounted on the top of the vertical plate (21), a rotating rod (23) is fixedly sleeved inside the extension plate (22), one end of the rotating rod (23) is fixedly mounted with a docking structure (3), the docking structure (3) comprises a sleeve plate (31), a bidirectional lead screw (32) is fixedly sleeved inside the sleeve plate (31), limiting rods (33) are fixedly sleeved on both sides of the outer surface of the bidirectional lead screw (32), a rotary valve (34) is fixedly sleeved on one end of the bidirectional lead screw (32), a fixed structure (4) is fixedly mounted on the bottom of the sleeve plate (31), the fixed structure (4) comprises a fixed plate (41), the outer surface of the fixed plate (41) A fixing groove (42) is provided on both sides. A triangular support plate (43) is fixedly installed on both sides of the outer surface of the fixing plate (41). A threaded rod (44) is threadedly sleeved on both sides of the inside of the triangular support plate (43). A nut (45) is fixedly installed on one end of the threaded rod (44). A rotating rod three (46) is fixedly sleeved on the back of the fixing plate (41). A gear (47) is fixedly sleeved on the outer surface of the rotating rod three (46). A cylinder (48) is threadedly installed on the back of the fixing plate (41). A gas rod (49) is movably installed inside the cylinder (48). A slideway (410) is fixedly installed on the back of the fixing plate (41). A toothed plate (411) is movably installed inside the slideway (410). A hoop plate (412) is fixedly installed on one side of the toothed plate (411).

2. The butt joint jig for combined welding of fuel tanks according to claim 1 is characterized by: The tooth plate (411) is fixedly connected to the gas rod (49), and the outer surface of the tooth plate (411) is meshed with the outer surface of the gear (47).

3. The butt joint jig for combined welding of fuel tanks according to claim 1 is characterized by: One end of the rotating rod 1 (23) is fixedly sleeved with the rotating rod 1 (23), and the top of the bottom plate (1) is fixedly mounted with a support seat (25).

4. The butt joint jig for combined welding of fuel tanks according to claim 3 is characterized by: A fixing ring (26) is fixedly mounted on one side of the interior of the support seat (25), and a motor (27) is fixedly mounted inside the fixing ring (26).

5. The butt joint jig for combined welding of fuel tanks according to claim 4 is characterized by: One end of the output shaft of the motor (27) is fixedly sleeved with a second rotating rod (28), and the outer surface of the second rotating rod (28) is fixedly sleeved with a second rotating wheel (29).

6. The butt joint jig for combined welding of fuel tanks according to claim 5, characterized in that: A belt (210) is fixedly sleeved on the outer surface of the second rotating wheel (29), and the belt (210) is fixedly sleeved on the first rotating wheel (24).

7. The butt joint jig for combined welding of fuel tanks according to claim 1, characterized in that: A support rod (211) is fixedly mounted on one side of the top of the bottom plate (1), and a support ring (212) is fixedly mounted on the top of the support rod (211).

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