Automatic spheroidizing machine for nodular cast iron casting machining

Abstract

The utility model discloses an automatic spheroidizing machine for nodular cast iron casting processing, which comprises a cooling box, the upper end face of the cooling box is fixedly connected with a stirring tank, the upper end face of the stirring tank is hermetically connected with a cover plate, and the lower end face of the stirring tank is fixedly connected with a pneumatic high-temperature butterfly valve. A third servo motor is fixedly connected to the lower end face of the cooling box, the output end of the third servo motor penetrates through the inner wall of the cooling box to be provided with a centrifugal box, a baffle is fixedly connected to the interior of the cooling box, a magnetic roller is rotationally connected to the interior of the cooling box, and a scraper is fixedly connected to the inner wall of the cooling box; the surface of the magnetic roller is slidably connected with and attached to one end of the scraper blade. The spheroidized iron particles thrown out through the centrifugal box can fall into the cooling liquid in the cooling box to be cooled, natural cooling is not needed, the cooling speed is increased through the cooling liquid, and meanwhile the production speed is increased.

Description

Technical Field

[0001] The utility model relates to the field of automatic spheroidizing machines, in particular to an automatic spheroidizing machine for processing ductile iron castings. Background Art

[0002] Patent No. CN213012943U discloses an automatic spheroidizing machine for ductile iron casting processing. The utility model has a reasonable structural design and can realize automatic and directional entry of spheroidizing agent into the spheroidizing bag, greatly improving work efficiency.

[0003] However, the above-mentioned existing automatic spheroidizing machine for processing ductile iron castings has two guide sleeves welded and fixed on the front and rear side walls of the lifting platform, and correspondingly, two guide rods are welded and fixed on the front and rear side walls of the base, and the top of each guide rod passes through the corresponding guide sleeve from bottom to top. The setting height of the four guide rods is based on the guide sleeves still being strung on the guide rods when the telescopic rod of the lifting cylinder is extended to the maximum. The spheroidizing bag is moved to the bottom of the spheroidizing bag cover by moving the lifting platform, and the spheroidizing bag cover is covered on the top opening of the spheroidizing bag. Due to the lack of a cooling structure for the iron particles after spheroidization, the device has a long time to wait for the iron particles to cool naturally, resulting in reduced production efficiency.

[0004] In order to solve the above problems, the utility model provides an automatic spheroidizing machine for processing ductile iron castings. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an automatic spheroidizing machine for processing ductile iron castings to solve the technical problem in the prior art that "two guide sleeves are welded and fixed on the front and rear side walls of the lifting platform, and correspondingly, two guide rods are welded and fixed on the front and rear side walls of the base, the top of each guide rod passes through the corresponding guide sleeve from bottom to top, the setting height of the four guide rods is based on the guide sleeves still being strung on the guide rods when the telescopic rod of the lifting cylinder is extended to the maximum, the spheroidizing bag is moved to the bottom of the spheroidizing bag cover by moving the lifting platform, and the spheroidizing bag cover is covered on the top opening of the spheroidizing bag, and the device lacks a cooling structure for the iron particles after spheroidization, and the time waiting for the iron particles to cool naturally is long, resulting in reduced production efficiency."

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: it includes a cooling box, the upper end surface of the cooling box is fixedly connected to a stirring tank, the upper end surface of the stirring tank is sealingly connected to a cover plate, the lower end surface of the stirring tank is fixedly connected to a pneumatic high-temperature butterfly valve, the lower end surface of the cooling box is fixedly connected to a third servo motor, the output end of the third servo motor passes through the inner wall of the cooling box and is equipped with a centrifugal box, a baffle is fixedly connected inside the cooling box, a magnetic roller is rotatably connected inside the cooling box, a scraper is fixedly connected to the inner wall of the cooling box, and the surface of the magnetic roller is slidably connected and fits with one end of the scraper.

[0007] As a preferred technical solution of the utility model, a first servo motor is fixedly connected to the upper end surface of the cover plate, and a stirring rod is installed at the output end of the first servo motor that passes through the lower end surface of the cover plate.

[0008] As a preferred technical solution of the utility model, a feeding pipe is fixedly connected to the upper end surface of the cover plate, and the bottom end of the feeding pipe passes through the lower end surface of the cover plate and is connected to the stirring tank.

[0009] As a preferred technical solution of the utility model, the cover plate and the side of the stirring tank are fixedly connected with a fixing block, and the fixing block is internally threaded with a threaded rod.

[0010] As a preferred technical solution of the utility model, a second servo motor is fixedly connected to the front side of the cooling box, and an output end of the second servo motor passes through the inner wall of the cooling box and is fixedly connected to the center of the magnetic roller.

[0011] As a preferred technical solution of the utility model, a discharge hopper is fixedly connected to the right side of the cooling box, and one end of the discharge hopper penetrates the inner wall of the cooling box and corresponds to the upper end surface of the scraper.

[0012] The utility model provides an automatic spheroidizing machine for processing ductile iron castings, which has the following beneficial effects:

[0013] The spheroidized iron particles thrown out by the centrifugal box will fall into the coolant in the cooling box for cooling. There is no need for natural cooling. The coolant increases the cooling rate and the production rate at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of an automatic spheroidizing machine for processing ductile iron castings proposed by the utility model;

[0015] Figure 2 This is a schematic diagram of the dissected structure of a cooling box of an automatic spheroidizing machine for processing ductile iron castings proposed by the utility model;

[0016] Figure 3This is a schematic diagram of the structure of a scraper for an automatic spheroidizing machine for processing ductile iron castings proposed by the utility model;

[0017] Figure 4 This is a structural schematic diagram of a baffle of an automatic spheroidizing machine for processing ductile iron castings proposed by the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of a magnetic roller of an automatic spheroidizing machine for processing ductile iron castings proposed by the utility model;

[0019] Figure 6 The utility model discloses a structural schematic diagram of a centrifugal box of an automatic spheroidizing machine for processing ductile iron castings.

[0020] In the figure: 1 cooling box, 2 stirring tank, 3 cover plate, 4 first servo motor, 5 feeding tube, 6 threaded rod, 7 fixing block, 8 second servo motor, 9 discharging hopper, 10 stirring rod, 11 pneumatic high temperature butterfly valve, 12 centrifugal box, 13 third servo motor, 14 magnetic roller, 15 baffle, 16 scraper. DETAILED DESCRIPTION

[0021] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0022] refer to Figure 1-6 The utility model provides a technical solution: comprising a cooling box 1, the upper end surface of the cooling box 1 is fixedly connected with a stirring tank 2, the upper end surface of the stirring tank 2 is sealed with a cover plate 3, the lower end surface of the stirring tank 2 is fixedly connected with a pneumatic high-temperature butterfly valve 11, the model of the pneumatic high-temperature butterfly valve 11 is set to D641W, and the brand is Leili Valve Co., Ltd., the lower end surface of the cooling box 1 is fixedly connected with a third servo motor 13, the output end of the third servo motor 13 penetrates through the inner wall of the cooling box 1 and is equipped with a centrifugal box 12, a baffle 15 is fixedly connected in the cooling box 1, a magnetic roller 14 is rotatably connected in the cooling box 1, and a scraper 16 is fixedly connected on the inner wall of the cooling box 1, by setting the scraper 16, the scraper 16 can scrape off the spheroidized iron particles adsorbed on the surface of the magnetic roller 14 when the magnetic roller 14 rotates, and the surface of the magnetic roller 14 is slidably connected and fits with one end of the scraper 16.

[0023] The upper end surface of the cover plate 3 is fixedly connected with a first servo motor 4 . By setting the first servo motor 4 , the first servo motor 4 can drive the stirring rod 10 to rotate. The output end of the first servo motor 4 passes through the lower end surface of the cover plate 3 and is equipped with the stirring rod 10 .

[0024] Among them, the upper end surface of the cover plate 3 is fixedly connected with a feeding pipe 5. By setting the feeding pipe 5, the staff can add materials into the mixing tank 2 through the feeding pipe 5. The bottom end of the feeding pipe 5 passes through the lower end surface of the cover plate 3 and is connected with the mixing tank 2.

[0025] Among them, the cover plate 3 and the side of the mixing tank 2 are fixedly connected with a fixing block 7, and the fixing block 7 is internally threaded with a threaded rod 6. By setting the threaded rod 6 and tightening the threaded rod 6 in the fixing block 7, the tightness between the cover plate 3 and the mixing tank 2 can be improved.

[0026] Among them, a second servo motor 8 is fixedly connected to the front of the cooling box 1. By setting the second servo motor 8, the second servo motor 8 can drive the magnetic roller 14 to rotate. The output end of the second servo motor 8 passes through the inner wall of the cooling box 1 and is fixedly connected to the center of the magnetic roller 14.

[0027] A discharge hopper 9 is fixedly connected to the right side of the cooling box 1 , and one end of the discharge hopper 9 penetrates the inner wall of the cooling box 1 and corresponds to the upper end surface of the scraper 16 .

[0028] The working principle of the utility model is as follows: first, the staff opens the cover plate 3 to add the molten iron into the stirring tank 2, then, the staff tightens the threaded rod 6 into the fixed block 7, and the cover plate 3 can be tightly connected to the stirring tank 2, the staff adds the spheroidizing agent into the stirring tank 2 through the feeding pipe 5, and then starts the first servo motor 4 to drive the stirring rod 10 to rotate, and the stirring rod 10 can accelerate the mixing of the spheroidizing agent and the molten iron, then, the staff starts the third servo motor 13 to drive the centrifugal box 12 to rotate, at this time, the staff opens the pneumatic high-temperature butterfly valve 11 to allow the molten iron to flow into the centrifugal box 12, the rotating centrifugal box 12 can throw the molten iron into the cooling box 1, and the spheroidized iron particles can be cooled by the coolant in the cooling box 1, the staff starts the second servo motor 8 to drive the magnetic roller 14 to rotate clockwise, the magnetic roller 14 can attract the spheroidized iron particles to move, and when the spheroidized iron particles move to the scraper 16, the scraper 16 can scrape the iron particles off, and then flow out through the discharge hopper 9.

[0029] The above is only a preferred specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and utility model concept of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model.

Claims

1. An automatic spheroidizing machine for processing ductile iron castings, comprising a cooling box (1), characterized in that: The upper end surface of the cooling box (1) is fixedly connected to a stirring tank (2), the upper end surface of the stirring tank (2) is sealedly connected to a cover plate (3), the lower end surface of the stirring tank (2) is fixedly connected to a pneumatic high-temperature butterfly valve (11), the lower end surface of the cooling box (1) is fixedly connected to a third servo motor (13), the output end of the third servo motor (13) penetrates the inner wall of the cooling box (1) and is equipped with a centrifugal box (12), a baffle (15) is fixedly connected inside the cooling box (1), a magnetic roller (14) is rotatably connected inside the cooling box (1), a scraper (16) is fixedly connected to the inner wall of the cooling box (1), and the surface of the magnetic roller (14) is slidably connected and fits with one end of the scraper (16).

2. The automatic spheroidizing machine for ductile iron casting processing according to claim 1, characterized in that: The upper end surface of the cover plate (3) is fixedly connected to a first servo motor (4), and the output end of the first servo motor (4) passes through the lower end surface of the cover plate (3) and is equipped with a stirring rod (10).

3. The automatic spheroidizing machine for ductile iron casting processing according to claim 1, characterized in that: The upper end surface of the cover plate (3) is fixedly connected with a feeding pipe (5), and the bottom end of the feeding pipe (5) passes through the lower end surface of the cover plate (3) and is connected to the inside of the stirring tank (2).

4. The automatic spheroidizing machine for ductile iron casting processing according to claim 1, characterized in that: The cover plate (3) and the side surface of the stirring tank (2) are both fixedly connected with a fixing block (7), and the fixing block (7) is internally threadedly connected with a threaded rod (6).

5. The automatic spheroidizing machine for ductile iron casting processing according to claim 1, characterized in that: A second servo motor (8) is fixedly connected to the front side of the cooling box (1), and an output end of the second servo motor (8) passes through the inner wall of the cooling box (1) and is fixedly connected to the center of the magnetic roller (14).

6. The automatic spheroidizing machine for ductile iron casting processing according to claim 1, characterized in that: A discharge hopper (9) is fixedly connected to the right side of the cooling box (1), and one end of the discharge hopper (9) penetrates the inner wall of the cooling box (1) and corresponds to the upper end surface of the scraper (16).

Images