Electrode cylinder welding seam polishing device

Abstract

The utility model relates to the technical field of weld joint polishing, in particular to an electrode cylinder weld joint polishing device which comprises a suspension, a vertical rod and a polishing assembly, four cantilevers are arranged at the upper end of the suspension, and the upper end of each cantilever is connected with a pulley assembly. The upper ends of the two vertical rods are hinged to the protective cover, connecting rods are hinged to the upper middle portions of the vertical rods, and the ends, away from the vertical rods, of the connecting rods are hinged to the cantilevers. The polishing assembly is arranged at the lower end of the vertical rod. The grinding assembly comprises two grinding frames which are symmetrically arranged, and a grinding head is arranged on one side of each grinding frame. Two welding seams can be polished at the same time through the two symmetrically-arranged polishing assemblies, self-positioning is carried out through the guide wheels on the two polishing assemblies, the polishing head is made to be automatically located at the welding seam position, and the polishing precision and the working efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding seam polishing technical field more specifically, relate to a kind of electrode cylinder welding seam polishing device. BACKGROUND

[0002] Electrode cylinder is the core component of electrolytic equipment, electrode cylinder is connected, and the welding spot at the contact of electrode cylinder and rib plate needs to be polished, and its polishing quality directly affects the sealing performance and service life of equipment. The traditional polishing operation is mostly in the mode of manual holding angle grinder, which has problems such as high labor intensity, poor polishing uniformity, serious dust hazard and the like. The existing automatic polishing equipment mostly adopts single-point hoisting structure, which is prone to yaw in long-stroke operation, resulting in unstable contact pressure of polishing head and welding seam.

[0003] Therefore, it is necessary to improve the prior art. UTILITY MODEL CONTENT

[0004] In order to overcome the deficiencies in the prior art, an electrode cylinder welding seam polishing device with high polishing efficiency and good polishing effect is provided.

[0005] In order to solve the above technical problems, the utility model adopts the technical scheme that:

[0006] An electrode cylinder welding seam polishing device comprises a suspension, a vertical rod and a polishing assembly, the upper end of the suspension is provided with four cantilevers, the included angle between adjacent cantilevers is 90°, and each cantilever is connected with a pulley assembly at the upper end; a protective cover is fixedly installed at the upper end of the suspension, two vertical rods are symmetrically arranged, the upper end of the vertical rod is hinged to the protective cover, a connecting rod is hinged to the middle-upper part of the vertical rod, and the end of the connecting rod away from the vertical rod is hinged to the cantilever; the polishing assembly is arranged at the lower end of the vertical rod;

[0007] The polishing assembly comprises two polishing frames arranged symmetrically, a polishing head is arranged at the middle of one side of the polishing frame, an ear plate is fixedly arranged at the other side of the polishing frame, a hinge plate is arranged at the lower end of the vertical rod, and the polishing frame is hinged to the hinge plate through the ear plate; a pneumatic cylinder is hinged between the two ear plates of the polishing assembly;

[0008] A rotary driver is fixedly connected to the side of the polishing frame away from the polishing head, and the rotary driver is in transmission connection with the polishing head.

[0009] Preferably, each polishing frame is provided with two ear plates and two guide wheels, and the two guide wheels are located on the upper and lower sides of the polishing head and are in rotational connection with the polishing frame.

[0010] Preferably, the suspension comprises an upper annular plate, a lower annular plate and an annular side plate, the upper annular plate and the lower annular plate are arranged in parallel and are fixedly connected through the annular side plate, and one end of the cantilever is welded to the upper annular plate, the lower annular plate and the annular side plate.

[0011] Preferably, the pulley assembly is connected to a steel wire rope. The pulley assembly includes a pulley frame and two pulleys arranged vertically. The pulleys are rotatably connected to the pulley frame, and the minimum distance between the two pulleys is less than the diameter of the steel wire rope.

[0012] Preferably, the suspension is provided with weight reduction holes.

[0013] Preferably, the rotary drive is an electric motor or a pneumatic motor.

[0014] The advantages of this utility model compared with the prior art are as follows:

[0015] This invention uses two symmetrically arranged grinding components to grind two weld seams simultaneously. The guide wheels on the two grinding components enable self-positioning, allowing the grinding head to automatically position itself at the weld seam, thus improving grinding accuracy and work efficiency. Attached Figure Description

[0016] The specific embodiments of this utility model will be further described in detail below with reference to the accompanying drawings.

[0017] Figure 1 This is a schematic diagram of the working state of this utility model;

[0018] Figure 2 for Figure 1 A magnified view of part A in the image;

[0019] Figure 3 This is an exploded view of the present invention;

[0020] Figure 4 This is a structural schematic diagram of the present invention from another angle;

[0021] Figure 5 for Figure 4 A magnified view of part B in the image.

[0022] In the diagram: 1. Suspension; 11. Cantilever; 12. Upper ring plate; 13. Lower ring plate; 14. Annular side plate; 15. Weight reduction hole; 2. Vertical rod; 21. Connecting rod; 22. Hinge plate; 3. Grinding assembly; 31. Grinding frame; 32. Grinding head; 33. Ear plate; 34. Rotary actuator; 35. Guide wheel; 4. Pulley assembly; 41. Pulley frame; 42. Pulley; 5. Protective cover; 6. Cylinder. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Example:

[0025] like Figures 1 to 5 As shown, an electrode cylinder weld grinding device includes a suspension 1, a vertical rod 2, and a grinding assembly 3. The upper end of the suspension 1 is provided with four cantilever arms 11, and the included angle between adjacent cantilever arms 11 is 90°. Each cantilever arm 11 is connected to a pulley assembly 4 at its upper end. The pulley assembly 4 is used to connect a steel wire rope. The steel wire rope is moved by an electric drum or other drive, and then the suspension 1 is moved up and down by the pulley assembly 4.

[0026] The suspension 1 includes an upper annular plate 12, a lower annular plate 13, and an annular side plate 14. The upper annular plate 12 and the lower annular plate 13 are arranged in parallel and fixedly connected by the annular side plate 14. One end of the cantilever 11 is welded to the upper annular plate 12, the lower annular plate 13, and the annular side plate 14. The suspension 1 is provided with weight reduction holes 15.

[0027] Preferably, the pulley assembly 4 includes a pulley frame 41 and two pulleys 42 arranged vertically. The pulley frame 41 is fixedly connected to the suspension 1, and the two pulleys 42 are rotatably connected to the pulley frame 41. The minimum distance between the two pulleys 42 is less than the diameter of the wire rope to prevent the wire rope from coming off between the two pulleys 42 during operation.

[0028] A protective cover 5 is fixedly installed on the upper end of the suspension 1. Two uprights 2 are symmetrically arranged to connect the two grinding components. The upper end of the upright 2 is hinged to the protective cover 5. A connecting rod 21 is hinged to the upper middle part of the upright 2. The end of the connecting rod 21 away from the upright 2 is hinged to the cantilever 11. The grinding component 3 is located at the lower end of the upright 2.

[0029] The grinding assembly 3 includes two symmetrically arranged grinding frames 31. A grinding head 32 is located in the middle of one side of each grinding frame 31, and an ear plate 33 is fixedly installed on the other side. A hinge plate 22 is installed at the lower end of the upright 2. The grinding frame 31 is hinged to the hinge plate 22 via the ear plate 33 and then mounted on the upright 2. A cylinder 6 is hinged between the two ear plates 33 of the grinding assembly 3. The distance between the two ear plates 33 is controlled by the cylinder 6, which in turn controls the distance between the two grinding heads 32. Preferably, each grinding frame 31 is provided with two ear plates 33 and two guide wheels 35. The two ear plates 33 can improve the stability of the grinding frame 31 during installation. The two guide wheels 35 are located on the upper and lower sides of the grinding head 32, respectively, and are rotatably connected to the grinding frame 31. The guide wheels 35 are positioned by contacting the side wall of the electrode cylinder, which facilitates the contact between the grinding head 32 and the weld and controls the grinding depth.

[0030] A rotary driver 34 is fixedly connected to the side of the grinding frame 31 away from the grinding head 32. The rotary driver 34 is connected to the grinding head 32 for transmission, and drives the grinding head 32 to work. Preferably, the rotary driver 34 is an electric motor or a pneumatic motor.

[0031] Working principle: The suspension 1 moves up and down under the traction of the steel wire rope. The cylinder 6 controls the guide wheels 35 on the two grinding frames 31 to contact the side wall of the rib plate, and starts the rotary drive 34. When the grinding head 32 moves to the weld position, the grinding head 32 grinds the weld position.

[0032] The above description only describes the preferred embodiments of the present utility model. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model, and all such changes should be included within the protection scope of the present utility model.

Claims

1. A device for grinding electrode cylinder weld seams, characterized in that: The system includes a suspension (1), a vertical rod (2), and a grinding assembly (3). The upper end of the suspension (1) is provided with four cantilever arms (11), and the included angle between adjacent cantilever arms (11) is 90°. Each cantilever arm (11) is connected to a pulley assembly (4) at its upper end. A protective cover (5) is fixedly installed on the upper end of the suspension (1). There are two vertical rods (2) symmetrically arranged. The upper end of the vertical rod (2) is hinged to the protective cover (5). A connecting rod (21) is hinged to the upper middle part of the vertical rod (2). The end of the connecting rod (21) away from the vertical rod (2) is hinged to the cantilever arm (11). The grinding assembly (3) is located at the lower end of the vertical rod (2). The grinding assembly (3) includes two symmetrically arranged grinding frames (31). A grinding head (32) is provided in the middle of one side of each grinding frame (31), and an ear plate (33) is fixedly provided on the other side of the grinding frame (31). A hinge plate (22) is provided at the lower end of the upright (2). The grinding frame (31) is hinged to the hinge plate (22) through the ear plate (33). A cylinder (6) is hinged between the two ear plates (33) of the grinding assembly (3). A rotary driver (34) is fixedly connected to the side of the grinding frame (31) away from the grinding head (32), and the rotary driver (34) is connected to the grinding head (32) in a transmission connection.

2. The electrode cylinder weld grinding device according to claim 1, characterized in that: Each grinding frame (31) is provided with two ear plates (33) and two guide wheels (35). The two guide wheels (35) are located on the upper and lower sides of the grinding head (32) and are rotatably connected to the grinding frame (31).

3. The electrode cylinder weld grinding device according to claim 1, characterized in that: The suspension (1) includes an upper annular plate (12), a lower annular plate (13) and an annular side plate (14). The upper annular plate (12) and the lower annular plate (13) are arranged in parallel and fixedly connected by the annular side plate (14). One end of the cantilever (11) is welded to the upper annular plate (12), the lower annular plate (13) and the annular side plate (14).

4. The electrode cylinder weld grinding device according to claim 1, characterized in that: The pulley assembly (4) is connected to a steel wire rope. The pulley assembly (4) includes a pulley frame (41) and two pulleys (42) arranged vertically. The pulleys (42) are rotatably connected to the pulley frame (41). The minimum distance between the two pulleys (42) is less than the diameter of the steel wire rope.

5. The electrode cylinder weld grinding device according to claim 1, characterized in that: The suspension (1) is provided with weight reduction holes (15).

6. The electrode cylinder weld grinding device according to claim 1, characterized in that: The rotary drive (34) is an electric motor or a pneumatic motor.

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