Welding machine for PPH tank cover and tank body

Abstract

The utility model discloses a welding machine for a PPH tank cover and a tank body. The welding machine comprises a bottom plate, a first limiting assembly, a second limiting assembly and a first annular plate. Two first supporting legs are installed on the left side of the upper surface of the bottom plate, a second annular support is jointly installed at the upper ends of the two first supporting legs, a fourth annular plate is rotationally connected to the interior of the second annular support through a first limiting assembly, and first hydraulic cylinders are installed on the upper side and the lower side of the fourth annular plate correspondingly; a first clamping plate is installed at the inner end of the first hydraulic cylinder, two second supporting legs are installed on the right side of the upper surface of the bottom plate, and a first annular support is jointly installed at the upper ends of the two second supporting legs. Compared with the prior art, not only is the distance between the PPH tank cover and the PPH tank body convenient to adjust so as to improve the welding effect of the PPH tank cover and the tank body, but also the welding efficiency of the PPH tank cover and the tank body can be improved through the synchronous automatic rotation of the PPH tank body and the PPH tank cover.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a welding machine for a PPH tank cover and a tank body. Background Art

[0002] PPH liquid storage tank is a new type of steel-plastic composite structure storage tank. It is an integral pressure vessel made of a new type of composite material lined with polyethylene and covered with glass fiber cloth. It has the advantages of light weight, long life and strong corrosion resistance. At the same time, due to the use of a fully sealed lining layer and advanced manufacturing technology, the product has outstanding impact resistance.

[0003] Since PPH liquid storage tanks have different tank cover options and are large in size, when manually welding the tank bottom, not only a large amount of manpower is required to adjust the distance between the tank cover and the tank body, but also the welding efficiency is low. Therefore, we propose a PPH tank cover and tank body welding machine. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a welding machine for a PPH tank cover and a tank body, which not only facilitates the adjustment of the distance between the PPH tank cover and the PPH tank body to improve the welding effect of the PPH tank cover and the tank body, but also improves the welding efficiency of the PPH tank cover and the tank body through the synchronous automatic rotation of the PPH tank body and the PPH tank cover, and can effectively solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PPH tank cover and tank body welding machine, comprising a bottom plate, a first limit assembly, a second limit assembly and a first annular plate;

[0006] Two first legs are installed on the left side of the upper surface of the base plate, and a second annular bracket is installed together at the upper ends of the two first legs, and a fourth annular plate is rotatably connected to the interior of the second annular bracket through a first limiting assembly, and a first hydraulic cylinder is installed on the upper and lower sides of the fourth annular plate, and a first clamping plate is installed on the inner end of the first hydraulic cylinder, and two second legs are installed on the right side of the upper surface of the base plate, and the first annular bracket is installed together at the upper ends of the two second legs, and a third annular plate is rotatably connected to the interior of the first annular bracket through a second limiting assembly, and a plurality of groups of compression springs are evenly installed on the inner surface of the third annular plate, a group of compression springs is provided with a plurality of, and an arc-shaped support plate is installed together at the ends of the compression springs of the same group, and a second hydraulic cylinder is installed on the upper and lower sides of the first annular plate, and a second clamping plate is installed on the inner end of the second hydraulic cylinder, and a first annular plate is installed on the right side. A second annular plate is installed, a first groove is opened on the left side of the third annular plate, the second annular plate is slidably installed in the first groove, a second groove is opened on the inner surface of the first groove, an electric push rod is installed on the side wall of the second groove, a slider is installed on the end of the electric push rod, the slider is slidably installed in the second groove, the slider is connected with the second annular plate, two straight brackets are installed on the upper surface of the base plate, and a rotating shaft is installed on the two straight brackets for common rotation, a first gear and a fourth gear are respectively installed on the rotating shaft, a driving assembly is installed on the upper surface of the base plate, the driving assembly is connected to one end of the rotating shaft, a second gear is installed on the outside of the fourth annular plate, and a third gear is installed on the outside of the third annular plate, the first gear and the third gear are meshingly connected, the fourth gear and the second gear are meshingly connected, and a welding assembly is installed in the middle of the base plate.

[0007] Furthermore, the first limiting assembly includes a first limiting groove opened on the inner side of the second annular bracket, and a second limiting block is installed on the outer surface of the fourth annular plate, and the second limiting block is slidably installed in the first limiting groove. The limiting action of the second limiting block and the first limiting groove can improve the stability of the fourth annular plate when rotating.

[0008] Furthermore, the welding assembly includes a bow frame and two electric telescopic rods installed in the middle of the upper surface of the bottom plate, the upper ends of the two electric telescopic rods are respectively connected to the two lower ends of the bow frame, and a welding head is installed in the middle of the upper end of the bow frame. The height of the bow frame can be adjusted by the operation of the electric telescopic rods, so as to facilitate welding at a suitable position through the welding head.

[0009] Furthermore, the second limiting assembly includes a second limiting groove opened on the inner side of the first annular bracket, and a first limiting block is installed on the outer surface of the third annular plate, and the first limiting block slides in the second limiting groove. The limiting effect of the first limiting block and the second limiting groove can improve the stability of the third annular plate during rotation.

[0010] Furthermore, the driving assembly includes a motor bracket installed on the right side of the upper surface of the bottom plate, a motor is installed on the motor bracket, the output shaft of the motor is connected to one end of the rotating shaft through a coupling, and the input end of the motor is electrically connected to the output end of the external controller. The motor is controlled by the external controller to drive the rotating shaft to rotate, thereby completing the self-rotation of the PPH tank cover and the tank body by electric power, so as to facilitate the welding work.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the welding machine for the PPH tank cover and the tank body first places the PPH tank cover between the two first clamping plates of the fourth annular plate, controls the first hydraulic cylinder to work through an external controller, so that the first hydraulic cylinder drives the two first clamping plates to move relative to each other to clamp the PPH tank cover, and at the same time, loads the PPH tank body between the two second clamping plates from the right side of the third annular plate, wherein the clamping of the clamping spring and the arc-shaped support plate supports the PPH tank body, and then controls the second hydraulic cylinder to work through an external controller, so that the second hydraulic cylinder drives the two second clamping plates to move relative to each other to clamp the PPH tank body, and then controls the electric push rod to work through the external controller, the electric push rod works to push the slider to move, the slider movement drives the second annular plate movement, the second annular plate movement drives the second clamping plate movement, and the second clamping plate movement drives the PPH tank body movement to adjust the distance between the PPH tank cover and the PPH tank body. , thereby facilitating the welding work of the PPH tank cover and the PPH tank body, and then the driving assembly is controlled by an external controller to drive the rotating shaft to rotate, and the rotation of the rotating shaft drives the first gear and the fourth gear to rotate respectively, so that the rotation of the first gear drives the third gear to rotate, the rotation of the third gear drives the third annular plate to rotate, the rotation of the fourth gear drives the second gear to rotate, and the rotation of the second gear drives the fourth annular plate to rotate, so that the rotation of the third annular plate drives the PPH tank body to rotate, and the rotation of the fourth annular plate drives the PPH tank cover to rotate. Through the synchronous rotation of the PPH tank body and the PPH tank cover, the welding assembly can weld the PPH tank body and the PPH tank cover around one circle to complete the welding work between the PPH tank cover and the tank body. This not only facilitates the adjustment of the distance between the PPH tank cover and the PPH tank body to improve the welding effect of the PPH tank cover and the tank body, but also improves the welding efficiency of the PPH tank cover and the tank body through the synchronous automatic rotation of the PPH tank body and the PPH tank cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model.

[0014] In the figure: 1 bottom plate, 2 first leg, 3 electric telescopic rod, 4 first annular plate, 5 second annular plate, 6 first annular bracket, 7 second leg, 8 first gear, 9 straight bracket, 10 motor bracket, 11 rotating shaft, 12 motor, 13 second gear, 14 second annular bracket, 15 first hydraulic cylinder, 16 welding head, 17 bow frame, 18 second hydraulic cylinder, 19 third gear, 20 compression spring, 21 third annular plate, 22 arc support plate, 23 first limit block, 24 slider, 25 electric push rod, 26 first groove, 27 second groove, 28 fourth gear, 29 second limit block, 30 first clamping plate, 31 fourth annular plate, 32 second clamping plate. DETAILED DESCRIPTION

[0015] 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.

[0016] See also Figure 1-2 , This embodiment provides a technical solution: a PPH tank cover and tank body welding machine, including a bottom plate 1, a first limit assembly, a second limit assembly and a first annular plate 4;

[0017] Two first legs 2 are installed on the left side of the upper surface of the base plate 1, and a second annular bracket 14 is installed on the upper ends of the two first legs 2. The interior of the second annular bracket 14 is rotatably connected to a fourth annular plate 31 through a first limiting assembly. The upper and lower sides of the fourth annular plate 31 are installed with a first hydraulic cylinder 15, and the inner end of the first hydraulic cylinder 15 is installed with a first clamping plate 30. Two second legs 7 are installed on the right side of the upper surface of the base plate 1, and a first annular bracket 6 is installed on the upper ends of the two second legs 7. The interior of the first annular bracket 6 is rotatably connected to a third annular plate 21 through a second limiting assembly. Multiple groups of compression springs 20 are evenly installed on the inner surface of the third annular plate 21. A group of compression springs 20 is provided with multiple groups, and an arc-shaped support plate 22 is installed on the ends of the compression springs 20 of the same group. Second hydraulic cylinders 18 are installed on the upper and lower sides of the first annular plate 4, and a second clamping plate 32 is installed on the inner end of the second hydraulic cylinder 18. The right side of the first annular plate 4 is installed There is a second annular plate 5, a first groove 26 is provided on the left side of the third annular plate 21, the second annular plate 5 is slidably installed in the first groove 26, a second groove 27 is provided on the inner surface of the first groove 26, an electric push rod 25 is installed on the side wall of the second groove 27, a slider 24 is installed on the end of the electric push rod 25, the slider 24 is slidably installed in the second groove 27, the slider 24 is connected to the second annular plate 5, two straight brackets 9 are installed on the upper surface of the bottom plate 1, the two straight brackets 9 are installed with a rotating shaft 11 for rotation together, the rotating shaft 11 is respectively installed with a first gear 8 and a fourth gear 28, a driving assembly is installed on the upper surface of the bottom plate 1, the driving assembly is connected to one end of the rotating shaft 11, a second gear 13 is installed on the outside of the fourth annular plate 31, a third gear 19 is installed on the outside of the third annular plate 21, the first gear 8 and the third gear 19 are meshed and connected, the fourth gear 28 is meshed and connected with the second gear 13, and a welding assembly is installed in the middle of the bottom plate 1.

[0018] First, the PPH tank cover is placed between the two first clamping plates 30 of the fourth annular plate 31, and the first hydraulic cylinder 15 is controlled to work by an external controller, so that the first hydraulic cylinder 15 drives the two first clamping plates 30 to move relative to each other to clamp the PPH tank cover. At the same time, the PPH tank body is loaded between the two second clamping plates 32 from the right side of the third annular plate 21, wherein the clamping of the compression spring 20 and the arc-shaped support plate 22 supports the PPH tank body, and then the second hydraulic cylinder 18 is controlled to work by an external controller, so that the second hydraulic cylinder 18 drives the two second clamping plates 32 to move relative to each other to clamp the PPH tank body, and then the electric push rod 25 is controlled to work by the external controller, and the electric push rod 25 works to push the slider 24 to move, and the movement of the slider 24 drives the second annular plate 5 to move, and the movement of the second annular plate 5 drives the second clamping plate 32 to move, and the movement of the second clamping plate 32 drives the PPH tank body to move, so as to adjust the distance between the PPH tank cover and the PPH tank body, thereby facilitating the PPH tank cover. and the welding work of the PPH tank body, and then the driving assembly is controlled by an external controller to drive the rotating shaft 11 to rotate, and the rotation of the rotating shaft 11 drives the first gear 8 and the fourth gear 28 to rotate respectively, so that the first gear 8 rotates to drive the third gear 19 to rotate, and the third gear 19 rotates to drive the third annular plate 21 to rotate, and the fourth gear 28 rotates to drive the second gear 13 to rotate, and the second gear 13 rotates to drive the fourth annular plate 31 to rotate, so that the third annular plate 21 rotates to drive the PPH tank body to rotate, and the fourth annular plate 31 rotates to drive the PPH tank cover to rotate. Through the synchronous rotation of the PPH tank body and the PPH tank cover, the welding assembly can weld the PPH tank body and the PPH tank cover around one circle to complete the welding work between the PPH tank cover and the tank body. This not only facilitates the adjustment of the distance between the PPH tank cover and the PPH tank body to improve the welding effect of the PPH tank cover and the tank body, but also improves the welding efficiency of the PPH tank cover and the tank body through the synchronous automatic rotation of the PPH tank body and the PPH tank cover.

[0019] The first limiting assembly includes a first limiting groove opened on the inner side of the second annular bracket 14, and a second limiting block 29 is installed on the outer surface of the fourth annular plate 31. The second limiting block 29 is slidably installed in the first limiting groove. The limiting effect of the second limiting block 29 and the first limiting groove can improve the stability of the fourth annular plate 31 when rotating.

[0020] The welding assembly includes an arch frame 17 and two electric telescopic rods 3 installed in the middle of the upper surface of the base plate 1, the upper ends of the two electric telescopic rods 3 are respectively connected to the two lower ends of the arch frame 17, and a welding head 16 is installed in the middle of the upper end of the arch frame 17. The height of the arch frame 17 can be adjusted by the operation of the electric telescopic rod 3, so as to facilitate welding at a suitable position through the welding head 16.

[0021] The second limiting assembly includes a second limiting groove formed on the inner side of the first annular bracket 6, and a first limiting block 23 is installed on the outer surface of the third annular plate 21. The first limiting block 23 slides in the second limiting groove. The limiting effect of the first limiting block 23 and the second limiting groove can improve the stability of the third annular plate 21 during rotation.

[0022] The driving assembly includes a motor bracket 10 installed on the right side of the upper surface of the bottom plate 1, and a motor 12 is installed on the motor bracket 10. The output shaft of the motor 12 is connected to one end of the rotating shaft 11 through a coupling, and the input end of the motor 12 is electrically connected to the output end of the external controller. The motor 12 is controlled by the external controller to drive the rotating shaft 11 to rotate, thereby completing the self-rotation of the PPH tank cover and the tank body by electric power, so as to facilitate the welding work.

[0023] The working principle of a welding machine for a PPH tank cover and a tank body provided by the utility model is as follows: first, the PPH tank cover is placed between the two first clamping plates 30 of the fourth annular plate 31, and the first hydraulic cylinder 15 is controlled to work by an external controller so that the first hydraulic cylinder 15 drives the two first clamping plates 30 to move relative to each other to clamp the PPH tank cover. At the same time, the PPH tank body is loaded between the two second clamping plates 32 from the right side of the third annular plate 21, wherein the clamping of the compression spring 20 and the arc-shaped support plate 22 supports the PPH tank body. Then, the second hydraulic cylinder 18 is controlled to work by an external controller so that the second hydraulic cylinder 18 drives the two second clamping plates 32 to move relative to each other to clamp the PPH tank body. Next, the electric push rod 25 is controlled to work by the external controller. The electric push rod 25 drives the slider 24 to move. The movement of the slider 24 drives the second annular plate 5 to move. The movement of the second annular plate 5 drives the second clamping plate 32 to move. The movement of the second clamping plate 32 drives the PPH tank body to move, so as to adjust the PPH tank cover and the PPH tank body. The distance between them is adjusted to facilitate the welding work of the PPH tank cover and the PPH tank body, and then the driving assembly is controlled by an external controller to drive the rotating shaft 11 to rotate. The rotation of the rotating shaft 11 drives the first gear 8 and the fourth gear 28 to rotate respectively, so that the first gear 8 rotates to drive the third gear 19 to rotate, the third gear 19 rotates to drive the third annular plate 21 to rotate, the fourth gear 28 rotates to drive the second gear 13 to rotate, and the second gear 13 rotates to drive the fourth annular plate 31 to rotate, so that the third annular plate 21 rotates to drive the PPH tank body to rotate, and the fourth annular plate 31 rotates to drive the PPH tank cover to rotate. Through the synchronous rotation of the PPH tank body and the PPH tank cover, the welding assembly can weld the PPH tank body and the PPH tank cover around a circle to complete the welding work between the PPH tank cover and the tank body. This not only facilitates the adjustment of the distance between the PPH tank cover and the PPH tank body to improve the welding effect of the PPH tank cover and the tank body, but also improves the welding efficiency of the PPH tank cover and the tank body through the synchronous automatic rotation of the PPH tank body and the PPH tank cover. The second limiting block 29 and the first limiting groove can improve the stability of the fourth annular plate 31 during rotation. The height of the bow frame 17 can be adjusted by the electric telescopic rod 3 to facilitate welding at a suitable position by the welding head 16. The first limiting block 23 and the second limiting groove can improve the stability of the third annular plate 21 during rotation. The motor 12 is controlled by an external controller to drive the rotating shaft 11 to rotate, thereby completing the rotation of the PPH tank cover and the tank body by electric power, so as to facilitate welding.

[0024] It is worth noting that in this embodiment, the core chip of the external controller is an STC single-chip microcomputer, specifically, the model is STC15W204S, and the motor 12 can be freely configured according to the actual application scenario. The motor 12 can be a JE series single-phase servo motor produced by Beijing Mitsubishi Electric (China) Co., Ltd. The external controller controls the operation of the motor 12 using a method commonly used in the prior art.

[0025] The above are only embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly used in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A PPH tank cover and tank body welding machine, characterized in that: It comprises a base plate (1), a first limiting assembly, a second limiting assembly and a first annular plate (4); Two first legs (2) are mounted on the left side of the upper surface of the base plate (1), and a second annular bracket (14) is mounted on the upper ends of the two first legs (2). A fourth annular plate (31) is rotatably connected to the interior of the second annular bracket (14) via a first limiting assembly. First hydraulic cylinders (15) are mounted on the upper and lower sides of the fourth annular plate (31), and a first clamping plate (30) is mounted on the inner end of the first hydraulic cylinder (15). Two second legs (7) are mounted on the right side of the upper surface of the base plate (1), and the first annular bracket is mounted on the upper ends of the two second legs (7). (6), the interior of the first annular bracket (6) is rotatably connected to a third annular plate (21) via a second limiting assembly, a plurality of groups of compression springs (20) are evenly installed on the inner surface of the third annular plate (21), a group of compression springs (20) is provided with a plurality of compression springs, and an arc-shaped support plate (22) is commonly installed at the ends of the compression springs (20) in the same group, a second hydraulic cylinder (18) is installed on the upper and lower sides of the first annular plate (4), a second clamping plate (32) is installed on the inner end of the second hydraulic cylinder (18), a second annular plate (5) is installed on the right side of the first annular plate (4), and the third annular plate (5) is installed on the right side of the first annular plate (4). A first groove (26) is provided on the left side of the three-ring plate (21), the second ring plate (5) is slidably mounted in the first groove (26), a second groove (27) is provided on the inner surface of the first groove (26), an electric push rod (25) is mounted on the side wall of the second groove (27), a slider (24) is mounted on the end of the electric push rod (25), the slider (24) is slidably mounted in the second groove (27), the slider (24) is connected to the second ring plate (5), and two straight brackets (9) are mounted on the upper surface of the bottom plate (1), the two straight brackets (9) are connected to the bottom plate (1), and the two straight brackets (9) are connected to the bottom plate (1). A rotating shaft (11) is rotatably mounted, and a first gear (8) and a fourth gear (28) are mounted on the rotating shaft (11), respectively; a driving assembly is mounted on the upper surface of the base plate (1), and the driving assembly is connected to one end of the rotating shaft (11); a second gear (13) is mounted on the outside of the fourth annular plate (31), and a third gear (19) is mounted on the outside of the third annular plate (21); the first gear (8) and the third gear (19) are meshedly connected, and the fourth gear (28) and the second gear (13) are meshedly connected; and a welding assembly is mounted in the middle of the base plate (1).

2. A PPH can cover and can body welding machine according to claim 1, characterized in that: The first limiting assembly comprises a first limiting groove formed on the inner side of the second annular bracket (14); a second limiting block (29) is mounted on the outer surface of the fourth annular plate (31); and the second limiting block (29) is slidably mounted in the first limiting groove.

3. A PPH can cover and can body welding machine according to claim 1, characterized in that: The welding assembly comprises a bow-shaped frame (17) and two electric telescopic rods (3) mounted in the middle of the upper surface of the base plate (1), the upper ends of the two electric telescopic rods (3) being respectively connected to the two lower ends of the bow-shaped frame (17), and a welding head (16) being mounted in the middle of the upper end of the bow-shaped frame (17).

4. A PPH can cover and can body welding machine according to claim 1, characterized in that: The second limiting assembly comprises a second limiting groove formed on the inner side of the first annular bracket (6), and a first limiting block (23) is mounted on the outer surface of the third annular plate (21), wherein the first limiting block (23) slides in the second limiting groove.

5. A PPH can cover and can body welding machine according to claim 1, characterized in that: The drive assembly comprises a motor bracket (10) mounted on the right side of the upper surface of the base plate (1), a motor (12) being mounted on the motor bracket (10), an output shaft of the motor (12) being connected to one end of a rotating shaft (11) via a coupling, and an input end of the motor (12) being electrically connected to an output end of an external controller.

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