Electrolytic tank shell welding turning-over device

Abstract

The utility model relates to the technical field of electrolytic cell welding, in particular to an electrolytic cell shell welding turnover device which comprises a bottom plate and an electrolytic cell body, the upper end face of the bottom plate is fixedly connected with four first sliding rods which are symmetrically distributed, and the outer walls of the two first sliding rods on the left side and the outer walls of the two first sliding rods on the right side are both connected with first sliding plates in a sliding mode. Connecting rods are fixedly connected to the opposite outer walls of the two first sliding plates, hoisting grooves are formed in the two connecting rods, connecting shafts are fixedly connected to the left end face and the right end face of the electrolytic bath body, the two connecting shafts are movably connected with the two hoisting grooves correspondingly, and four symmetrically-distributed hydraulic cylinders are installed on the upper end face of the bottom plate; the output ends of the four hydraulic cylinders are fixedly connected with the two first sliding plates correspondingly, through cooperation of the hydraulic cylinders, the first sliding rods, the first sliding plates, the connecting rods, the servo motors, the threaded rods, the second sliding rods and the second sliding plates, the electrolytic cell body can be turned over, welding of the turned-over electrolytic cell body is changed into flat welding from original overhead welding, and the welding quality is high.

Description

Technical Field

[0001] The utility model relates to the technical field of electrolytic cell welding, in particular to a tank shell welding turning device for an electrolytic cell. Background Art

[0002] The modern aluminum industry is developing with high yield, high quality, long life, low energy consumption and low pollution as the development goal, and mainly develops 500KA large aluminum electrolytic cells. At present, almost all new, modified and expanded aluminum plants in my country use 500KA large aluminum electrolytic cells, because large aluminum electrolytic cells have the advantages of large output, high current efficiency, high degree of automation, and equipped with flue gas and powder recovery and purification devices, good environmental performance, and little harm to the human body. It has become a large aluminum smelting equipment that the country has vigorously promoted and used.

[0003] The welding project of the tank shell of a 500KA large aluminum electrolytic cell is the core project of the entire electrolytic cell manufacturing and installation. The quality of its welding will directly affect the use and life of the electrolytic cell. When welding the tank shell bracket T-beam and bottom plate of the existing electrolytic cell, it is difficult to turn over, so the welding is carried out at the bottom of the electrolytic cell in an overhead welding position. During overhead welding, the molten metal is easy to fall due to gravity, making it difficult for the molten droplet to transfer and the weld to form, so the welding quality cannot be guaranteed and the efficiency is relatively low. Utility Model Content

[0004] In view of the above problems, the utility model provides an electrolytic cell shell welding turning device to solve the above problems.

[0005] The utility model is implemented as follows: a welding turning device for an electrolytic cell shell comprises a bottom plate and an electrolytic cell body, the upper end surface of the bottom plate is fixedly connected with four symmetrically distributed first sliding bars, the outer walls of the two first sliding bars on the left side and the outer walls of the two first sliding bars on the right side are slidably connected with first slide plates, the outer walls opposite to the two first slide plates are fixedly connected with connecting rods, the interiors of the two connecting rods are provided with hanging grooves, the left and right end surfaces of the electrolytic cell body are fixedly connected with connecting shafts, the two connecting shafts are respectively movably connected with the two hanging grooves, the upper end surface of the bottom plate is installed with four symmetrically distributed hydraulic cylinders, and the output ends of the four hydraulic cylinders are respectively fixedly connected with the two first slide plates;

[0006] The upper end surface of the bottom plate is fixedly connected with two symmetrically distributed side plates, a threaded rod is rotatably connected between the two side plates, the outer wall of the threaded rod is threadedly connected with a second slide plate, and the electrolytic cell body is arranged on the upper end surface of the second slide plate.

[0007] In order to facilitate the stable sliding of the second slide plate, as a preferred electrolytic cell shell welding turning device of the utility model, two symmetrically distributed second slide bars are fixedly connected between the two side plates, and the second slide plate is slidably connected to the two second slide bars.

[0008] In order to facilitate driving the threaded rod to rotate, as a preferred electrolytic cell shell welding turning device of the utility model, a servo motor is installed on the front end surface of the side plate on the front side, and the output end of the servo motor is fixedly connected to the threaded rod.

[0009] In order to facilitate the first slide plate to maintain stability, as a preferred electrolytic cell shell welding turning device of the utility model, the upper end surfaces of the two first slide bars on the left and the upper end surfaces of the two first slide bars on the right are fixedly connected with a fixing plate.

[0010] In order to facilitate the control of the equipment, as a preferred electrolytic cell shell welding turning device of the utility model, a controller is provided on the front end surface of the side plate located on the front side, and the hydraulic cylinder and the servo motor are both electrically connected to the controller.

[0011] In order to facilitate lifting the electrolytic cell body, as a preferred electrolytic cell shell welding turning device of the utility model, the four hydraulic cylinders are controlled synchronously.

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

[0013] The electrolytic cell shell welding turning device can turn over the electrolytic cell body through the cooperation of a hydraulic cylinder, a first sliding rod, a first slide plate, a connecting rod, a servo motor, a threaded rod, a second sliding rod and a second slide plate. After turning over, the welding of the electrolytic cell body is changed from the original overhead welding to flat welding, which solves the problem that the molten metal is easy to fall due to gravity during overhead welding, resulting in difficulty in molten droplet transition and weld formation, and the welding quality is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the overall structural diagram of a welding turning device for an electrolytic cell shell of the utility model;

[0015] Figure 2 It is a structural diagram of the electrolytic cell body of the utility model;

[0016] Figure 3 It is the structural diagram of the connecting rod of the utility model.

[0017] In the figure, 1, bottom plate; 2, first slide bar; 3, first slide plate; 4, hydraulic cylinder; 5, connecting rod; 6, lifting trough; 7, electrolytic cell body; 8, connecting shaft; 9, fixed plate; 10, side plate; 11, servo motor; 12, threaded rod; 13, second slide bar; 14, second slide plate; 15, controller. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0019] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0020] See also Figure 1-3 , a welding turning device for an electrolytic cell shell, comprising a bottom plate 1 and an electrolytic cell body 7, the upper end surface of the bottom plate 1 is fixedly connected with four symmetrically distributed first slide bars 2, the outer walls of the two first slide bars 2 on the left and the outer walls of the two first slide bars 2 on the right are slidably connected with first slide plates 3, the outer walls opposite to the two first slide plates 3 are fixedly connected with connecting rods 5, the interiors of the two connecting rods 5 are provided with hanging grooves 6, the left and right end surfaces of the electrolytic cell body 7 are fixedly connected with connecting shafts 8, the two connecting shafts 8 are respectively movably connected with the two hanging grooves 6, the upper end surface of the bottom plate 1 is installed with four symmetrically distributed hydraulic cylinders 4, the output ends of the four hydraulic cylinders 4 are respectively fixedly connected with the two first slide plates 3;

[0021] The upper end surface of the bottom plate 1 is fixedly connected to two symmetrically distributed side plates 10 , a threaded rod 12 is rotatably connected between the two side plates 10 , the outer wall of the threaded rod 12 is threadedly connected to a second slide plate 14 , and the electrolytic cell body 7 is arranged on the upper end surface of the second slide plate 14 .

[0022] In this embodiment: when the electrolytic cell body 7 is flipped, the four hydraulic cylinders 4 are started synchronously, and the hydraulic cylinder 4 drives the first slide plate 3 to slide upward along the first slide bar 2, thereby driving the connecting rod 5 to slide upward, and the connecting rod 5 drives one end of the electrolytic cell body 7 to move upward through the lifting groove 6 and the connecting shaft 8, and the servo motor 11 is started at the same time, and the servo motor 11 drives the threaded rod 12 to rotate, thereby driving the second slide plate 14 to slide forward along the two second slide bars 13, thereby driving the other end of the electrolytic cell body 7 that has not been raised to move forward. After the electrolytic cell body 7 is rotated to vertical, the first slide plate 3 and the connecting rod 5 are driven downward by the hydraulic cylinder 4, thereby driving one end of the electrolytic cell body 7 to move downward, and cooperate with the other end moving forward, so as to flip the electrolytic cell body 7. After flipping, the welding of the electrolytic cell body 7 is changed from the original overhead welding to flat welding, and the welding quality is high.

[0023] As a technical optimization solution of the utility model, two symmetrically distributed second sliding rods 13 are fixedly connected between the two side plates 10 , and the second sliding plate 14 is slidably connected to the two second sliding rods 13 .

[0024] In this embodiment, the second slide plate 14 is limited by two second slide bars 13 so that the second slide plate 14 can slide back and forth stably.

[0025] As a technical optimization solution of the present invention, a servo motor 11 is installed on the front end surface of the front side plate 10 , and the output end of the servo motor 11 is fixedly connected to the threaded rod 12 .

[0026] In this embodiment, the servo motor 11 provides power for the threaded rod 12 to rotate.

[0027] As a technical optimization solution of the present invention, the upper end surfaces of the two first sliding bars 2 on the left and the upper end surfaces of the two first sliding bars 2 on the right are both fixedly connected with a fixing plate 9 .

[0028] In this embodiment, the upper ends of the two first sliding bars 2 are fixedly connected by a fixing plate 9, so that the first sliding bars 2 remain stable.

[0029] As a technical optimization solution of the present invention, a controller 15 is provided on the front end surface of the front side plate 10 , and the hydraulic cylinder 4 and the servo motor 11 are both electrically connected to the controller 15 .

[0030] In this embodiment, the controller 15 is used to control the hydraulic cylinder 4 and the servo motor 11 to complete the turning action.

[0031] As a technical optimization solution of the utility model, the four hydraulic cylinders 4 are controlled synchronously.

[0032] In this embodiment, the four hydraulic cylinders 4 are synchronously controlled so that the four hydraulic cylinders 4 can act synchronously, thereby turning over the electrolytic cell body 7 .

[0033] The working principle and use process of the utility model are as follows: when the electrolytic cell body 7 is flipped, the four hydraulic cylinders 4 are started synchronously, the hydraulic cylinders 4 drive the first slide plate 3 to slide upward along the first slide bar 2, and then drive the connecting rod 5 to slide upward, the connecting rod 5 drives one end of the electrolytic cell body 7 to move upward through the lifting groove 6 and the connecting shaft 8, and the servo motor 11 is started at the same time, the servo motor 11 drives the threaded rod 12 to rotate, and then drives the second slide plate 14 to slide forward along the two second slide bars 13, thereby driving the other end of the electrolytic cell body 7 that has not been raised to move forward, after the electrolytic cell body 7 is rotated to vertical, the first slide plate 3 and the connecting rod 5 are driven downward by the hydraulic cylinder 4, thereby driving one end of the electrolytic cell body 7 to move downward, and cooperate with the other end moving forward, so as to flip the electrolytic cell body 7, and after flipping, the welding of the electrolytic cell body 7 is changed from the original overhead welding to flat welding, and the welding quality is high.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for welding and turning over an electrolytic cell shell, comprising a bottom plate (1) and an electrolytic cell body (7), characterized in that: The upper end surface of the bottom plate (1) is fixedly connected with four symmetrically distributed first sliding bars (2), the outer walls of the two first sliding bars (2) on the left and the outer walls of the two first sliding bars (2) on the right are slidably connected with first slide plates (3), the outer walls opposite to each other of the two first slide plates (3) are fixedly connected with connecting rods (5), the interiors of the two connecting rods (5) are provided with hanging grooves (6), the left and right end surfaces of the electrolytic cell body (7) are fixedly connected with connecting shafts (8), the two connecting shafts (8) are respectively movably connected with the two hanging grooves (6), and the upper end surface of the bottom plate (1) is installed with four symmetrically distributed hydraulic cylinders (4), and the output ends of the four hydraulic cylinders (4) are respectively fixedly connected with the two first slide plates (3); The upper end surface of the bottom plate (1) is fixedly connected to two symmetrically distributed side plates (10), a threaded rod (12) is rotatably connected between the two side plates (10), the outer wall of the threaded rod (12) is threadedly connected to a second slide plate (14), and the electrolytic cell body (7) is arranged on the upper end surface of the second slide plate (14).

2. The electrolytic cell shell welding turning device according to claim 1, characterized in that: Two symmetrically distributed second sliding rods (13) are fixedly connected between the two side plates (10), and the second sliding plate (14) is slidably connected to the two second sliding rods (13).

3. The electrolytic cell shell welding turning device according to claim 1, characterized in that: A servo motor (11) is installed on the front end surface of the side plate (10) located at the front side, and the output end of the servo motor (11) is fixedly connected to the threaded rod (12).

4. The electrolytic cell shell welding turning device according to claim 1, characterized in that: The upper end surfaces of the two first sliding bars (2) on the left side and the upper end surfaces of the two first sliding bars (2) on the right side are both fixedly connected to a fixing plate (9).

5. The electrolytic cell shell welding turning device according to claim 3, characterized in that: A controller (15) is provided on the front end surface of the side plate (10) at the front side, and the hydraulic cylinder (4) and the servo motor (11) are both electrically connected to the controller (15).

6. The electrolytic cell shell welding turning device according to claim 1, characterized in that: The four hydraulic cylinders (4) are controlled synchronously.

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