Pouring device for spheroidal graphite casting

Abstract

The utility model relates to the field of spheroidal graphite castings, in particular to a spheroidal graphite casting casting device which comprises a base, a casting table and a casting tank, the bottom of the casting table is fixed to the top of the base, a lifting assembly used for controlling height adjustment of the casting tank is arranged on the top of the base, and the casting tank is connected to the lifting assembly through a turnover assembly. A cooling assembly is arranged at the top of the base, a safety protection assembly is arranged on the edge of the top of the base, and the casting table and the casting tank are both located on the inner side of the safety protection assembly. And effective safety protection can be carried out on workers, the practicability is greatly improved, and the device is suitable for popularization.

Description

Technical Field

[0001] The utility model relates to the field of ductile iron castings, in particular to a ductile iron casting casting device. Background Art

[0002] Ductile iron is made by spheroidizing and inoculating to obtain spheroidal graphite, which effectively improves the mechanical properties of cast iron, especially the plasticity and toughness, thereby obtaining a higher strength than carbon steel and being able to withstand larger rolling loads. Its comprehensive performance is close to that of steel, and it has been successfully used to cast some parts with complex stresses and high requirements for strength, toughness and wear resistance. Therefore, it is widely used in steel section, plate, strip and steel pipe rolling mills.

[0003] After searching, a ductile iron casting device with announcement number CN219986193U is found, which includes a base plate, an adjusting frame fixedly connected to the top of the base plate, a second motor fixedly connected to the inner wall of the adjusting frame, an output shaft of the second motor fixedly connected to a threaded rod through a coupling, and a threaded sleeve threadedly connected to the outer wall of the threaded rod.

[0004] Although the above utility model patent achieves the purpose of accelerating the cooling of liquid metal in the casting table and solves the problem of slow natural cooling of liquid metal in the casting table affecting efficiency, it lacks safety protection measures like the conventional ductile iron casting device in the prior art. The temperature is too high and sputtering occurs during the casting process, so safety protection measures for the staff are necessary.

[0005] Therefore, it is necessary to invent a ductile iron casting device. Utility Model Content

[0006] To this end, the utility model provides a ductile casting casting device to solve the problems raised in the above background technology.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ductile iron casting casting device, comprising a base, a casting table and a casting pot, the bottom of the casting table is fixed to the top of the base, a lifting assembly for controlling the height adjustment of the casting pot is arranged on the top of the base, the casting pot is connected to the lifting assembly through a flip assembly, a cooling assembly is arranged on the top of the base, a safety protection assembly is arranged at the top edge of the base, and the casting table and the casting pot are both located on the inner side of the safety protection assembly.

[0008] Preferably, the lifting assembly includes a support frame, which is in a right-angle shape. The bottom end of the support frame is fixed to the top of the base. A hydraulic cylinder is vertically fixed to the upper surface of the top of the support frame. The bottom end of the hydraulic cylinder output shaft vertically passes through the top of the support frame, and a connecting plate is fixed to the bottom end of the hydraulic cylinder output shaft.

[0009] Preferably, the flipping assembly includes two end plates, which are symmetrically fixed on the side ends of the connecting plate front and back, a reducer is fixed at the front end of the end plate located on the front side of the casting pot, a servo motor is fixed at the front end of the reducer, the output shaft of the servo motor is fixedly connected to the input shaft of the reducer, and the output shaft of the reducer passes through the end plate located on the front side of the casting pot.

[0010] Preferably, the casting tank is symmetrically fixed with connecting rods at the front and rear ends, the rear end of the reducer output shaft is fixedly connected to the front end of the connecting rod located on the front side of the casting tank, and the rear end of the connecting rod located on the rear side of the casting tank is rotatably connected to the surface of the end plate located on the rear side of the casting tank through a bearing.

[0011] Preferably, the cooling assembly comprises a cold water tank, the bottom of the cold water tank is fixed to the top of the base, the bottom of the side end of the cold water tank is fixedly connected to a water pumping pipe, and the water pumping pipe body is provided with a stop valve.

[0012] Preferably, a water pump is fixedly installed on the top of the base, the water pump input end is fixedly connected to the end of the water pump pipe away from the cold water tank, the water pump output end is fixedly connected to a cooling coil, the cooling coil is fixed on the casting table, and the inner surface of the cooling coil is in contact with the outer surface of the casting table.

[0013] Preferably, the safety protection component includes four vertically arranged columns, the bottom ends of the four columns are respectively fixed at the four corners of the top of the base, and the first protective steel wire mesh is arranged on both sides and the rear side of the top of the base, and the first protective steel wire mesh is respectively fixed between the corresponding columns.

[0014] Preferably, the two upright posts located on the front side of the top of the base are both hinged with a protective door frame, and a second protective steel wire mesh is fixed inside the protective door frame.

[0015] The beneficial effects of the utility model are as follows: through the coordinated use of the arranged base, casting pot, casting table, lifting assembly, flipping assembly, cooling assembly and safety protection assembly, while having the function of accelerating the cooling of liquid metal in the casting table and improving the cooling efficiency, it can also provide effective safety protection for the staff, greatly improving the practicality and being suitable for promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A structural cross-sectional view provided by the utility model;

[0017] Figure 2 for Figure 1 A magnified view of the structure at A;

[0018] Figure 3 A front view of the local structure provided by the utility model;

[0019] Figure 4The front view of the structure provided by the utility model;

[0020] Figure 5 A top view of the structure of the flip assembly provided by the utility model;

[0021] Figure 6 This is a diagram showing the use effect of the utility model.

[0022] In the figure: 1. base; 2. casting table; 3. casting tank; 4. support frame; 5. hydraulic cylinder; 6. connecting plate; 7. end plate; 8. reducer; 9. servo motor; 10. connecting rod; 11. bearing; 12. cold water tank; 13. suction pipe; 14. stop valve; 15. water pump; 16. cooling coil; 17. column; 18. first protective wire mesh; 19. protective door frame; 20. second protective wire mesh. DETAILED DESCRIPTION

[0023] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0024] Please refer to the attached Figure 1-6 The utility model provides a ductile casting device, comprising a base 1, a casting table 2 and a casting pot 3. The bottom of the casting table 2 is fixed to the top of the base 1. A lifting component for controlling the height adjustment of the casting pot 3 is arranged on the top of the base 1. The casting pot 3 is connected to the lifting component through a flip component. A cooling component is arranged on the top of the base 1. A safety protection component is arranged at the top edge of the base 1. The casting table 2 and the casting pot 3 are both located inside the safety protection component.

[0025] The lifting assembly includes a support frame 4, which is in a right angle shape. The bottom end of the support frame 4 is fixed to the top of the base 1. A hydraulic cylinder 5 is vertically fixed to the upper surface of the top of the support frame 4. The bottom end of the output shaft of the hydraulic cylinder 5 vertically passes through the top of the support frame 4, and a connecting plate 6 is fixed to the bottom end of the output shaft of the hydraulic cylinder 5. Specifically, when the hydraulic cylinder 5 is running, the connecting plate 6 can be driven to rise and fall.

[0026] The flip assembly includes two end plates 7, which are symmetrically fixed to the side ends of the connecting plate 6. A reducer 8 is fixed to the front end of the end plate 7 located on the front side of the casting tank 3. It should be noted that the reducer is a transmission device for low speed and high torque. The power of the electric motor, internal combustion engine or other high-speed operation is meshed with the large gear on the output shaft through the gear with a small number of teeth on the input shaft of the reducer to achieve the purpose of deceleration. A servo motor 9 is fixed to the front end of the reducer 8. The output shaft of the servo motor 9 is fixedly connected to the input shaft of the reducer 8. The output shaft of the reducer 8 passes through the end plate 7 located on the front side of the casting tank 3. The casting tank 3 is symmetrically fixed with connecting rods 10. The reducer The rear end of the output shaft 8 is fixedly connected to the front end of the connecting rod 10 located at the front side of the casting pot 3, and the rear end of the connecting rod 10 located at the rear side of the casting pot 3 is rotatably connected to the surface of the end plate 7 located at the rear side of the casting pot 3 through the bearing 11. Specifically, under the deceleration effect of the reducer 8, when the servo motor 9 is running, the casting pot 3 can be driven to rotate forward and reversely through the connecting rod 10, thereby realizing the function of pouring liquid metal into the casting table 2, and when the hydraulic cylinder 5 drives the connecting plate 6 to rise and fall, the casting pot 3 can be driven to rise and fall synchronously through the end plate 7, thereby realizing the function of conveniently controlling the casting pot 3 to rise and fall to a suitable height, which is conducive to accurately pouring the liquid metal into the casting table 2;

[0027] The cooling assembly includes a cold water tank 12, the bottom of the cold water tank 12 is fixed to the top of the base 1, the bottom of the side end of the cold water tank 12 is fixedly connected with a water pumping pipe 13, the body of the water pumping pipe 13 is provided with a stop valve 14, a water pump 15 is fixedly installed on the top of the base 1, the input end of the water pump 15 is fixedly connected with the end of the water pumping pipe 13 away from the cold water tank 12, the output end of the water pump 15 is fixedly connected with a cooling coil 16, the cooling coil 16 is fixed on the casting table 2, and the inner surface of the cooling coil 16 is in contact with the outer surface of the casting table 2. Specifically, when the water pump 15 is running, the cooling water in the cold water tank 12 can be pumped out through the water pumping pipe 13 and then pumped into the cooling coil 16, so that the casting table 2 can be cooled, which can accelerate the cooling of the liquid metal in the casting table and improve the cooling efficiency;

[0028] The safety protection component includes four vertically arranged columns 17, the bottom ends of the four columns 17 are respectively fixed at the four corners of the top of the base 1, and the first protective steel wire mesh 18 is arranged on both sides and the rear side of the top of the base 1. The first protective steel wire mesh 18 is respectively fixed between the corresponding columns 17. The two columns 17 located on the front side of the top of the base 1 are hinged with a protective door frame 19, and the inside of the protective door frame 19 is fixed with a second protective steel wire mesh 20. Specifically, under the action of the first protective steel wire mesh 18 and the second protective steel wire mesh 20, the top space of the base 1 can be effectively isolated, thereby effectively preventing the staff from being burned or injured due to being too close during the liquid metal casting process, and providing effective safety protection for the staff.

[0029] It should be noted that the device is electrically connected to an external main controller and 220V mains electricity, and the main controller can be a computer or other prior art equipment for control.

[0030] The use process of the utility model is as follows: before casting, the staff first closes the protective door frame 19. During casting, the hydraulic cylinder 5 is first operated to control the casting tank 3 to rise and fall to a suitable height, and then the servo motor 9 is operated to control the casting tank 3 to flip and pour the liquid metal into the casting table 2. Then the water pump 15 is operated to extract the cooling water in the cold water tank 12 through the pumping pipe 13, and then pump it into the cooling coil 16, so that the casting table 2 can be cooled, which can accelerate the cooling of the liquid metal in the casting table and improve the cooling efficiency. Under the action of the first protective steel wire mesh 18 and the second protective steel wire mesh 20, the top space of the base 1 can be effectively isolated, thereby effectively preventing the staff from being burned or injured due to being too close during the liquid metal casting process, and providing effective safety protection for the staff.

[0031] The above is only a preferred embodiment of the utility model. Any person skilled in the art can modify the utility model by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the utility model shall fall within the scope of protection claimed by the utility model.

Claims

1. A ductile iron casting device, comprising a base (1), a casting platform (2) and a casting tank (3), wherein the bottom of the casting platform (2) is fixed to the top of the base (1), and characterized in that: A lifting assembly for controlling the height adjustment of the casting pot (3) is arranged on the top of the base (1); the casting pot (3) is connected to the lifting assembly via a flip assembly; a cooling assembly is arranged on the top of the base (1); a safety protection assembly is arranged at the top edge of the base (1); the casting table (2) and the casting pot (3) are both located inside the safety protection assembly.

2. A ductile iron casting device according to claim 1, characterized in that: The lifting assembly comprises a support frame (4), the support frame (4) is in a right-angle shape, the bottom end of the support frame (4) is fixed to the top of the base (1), a hydraulic cylinder (5) is vertically fixed on the upper surface of the top end of the support frame (4), the bottom end of the output shaft of the hydraulic cylinder (5) vertically passes through the top end of the support frame (4), and a connecting plate (6) is fixed to the bottom end of the output shaft of the hydraulic cylinder (5).

3. A ductile iron casting device according to claim 2, characterized in that: The flip assembly comprises two end plates (7), the two end plates (7) are symmetrically fixed to the side ends of the connecting plate (6) in a front-to-back manner, a reducer (8) is fixed at the front end of the end plate (7) located at the front side of the casting tank (3), a servo motor (9) is fixed at the front end of the reducer (8), an output shaft of the servo motor (9) is fixedly connected to an input shaft of the reducer (8), and the output shaft of the reducer (8) passes through the end plate (7) located at the front side of the casting tank (3).

4. A ductile iron casting device according to claim 3, characterized in that: The casting tank (3) is symmetrically fixed with connecting rods (10) at the front and rear ends, the rear end of the output shaft of the reducer (8) is fixedly connected to the front end of the connecting rod (10) located at the front side of the casting tank (3), and the rear end of the connecting rod (10) located at the rear side of the casting tank (3) is rotatably connected to the surface of the end plate (7) located at the rear side of the casting tank (3) through a bearing (11).

5. A ductile iron casting device according to claim 1, characterized in that: The cooling assembly comprises a cold water tank (12), the bottom of the cold water tank (12) is fixed to the top of the base (1), the bottom of the side end of the cold water tank (12) is fixedly connected to a water pumping pipe (13), and the body of the water pumping pipe (13) is provided with a stop valve (14).

6. A ductile iron casting device according to claim 5, characterized in that: A water pump (15) is fixedly mounted on the top of the base (1); an input end of the water pump (15) is fixedly connected to an end of a water pump (13) away from the cold water tank (12); an output end of the water pump (15) is fixedly connected to a cooling coil (16); the cooling coil (16) is fixed on the casting table (2), and an inner surface of the cooling coil (16) is in contact with an outer surface of the casting table (2).

7. A ductile iron casting device according to claim 1, characterized in that: The safety protection component comprises four vertically arranged columns (17), the bottom ends of the four columns (17) are respectively fixed at four corners of the top of the base (1), and first protective steel wire meshes (18) are arranged on both sides and the rear side of the top of the base (1), and the first protective steel wire meshes (18) are respectively fixed between the corresponding columns (17).

8. A ductile iron casting device according to claim 7, characterized in that: The two upright posts (17) located at the front side of the top of the base (1) are both hingedly connected with a protective door frame (19), and a second protective steel wire mesh (20) is fixed inside the protective door frame (19).

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