Metal melting furnace with residual material feeding device

Abstract

The utility model relates to the technical field of metal melting furnaces, in particular to a metal melting furnace with a residual material feeding device, which comprises a base and a top plate, the base is fixedly connected with the top plate through a support column, the top plate is fixedly connected with the outer wall of a frame, and a compression mechanism is arranged in the frame. A metal melting furnace is fixedly connected to the upper surface of the base, a supporting plate is fixedly connected to the upper surface of the metal melting furnace, a protection mechanism is arranged above the supporting plate, and a through hole is formed in the supporting plate. A first hydraulic cylinder drives a first pressing plate to slide, a second hydraulic cylinder drives a second pressing plate to slide, the second pressing plate pushes a third pressing plate to slide during sliding, a spring is compressed, and the first pressing plate, the second pressing plate, the third pressing plate and a fourth pressing plate extrude crushed residues into small metal blocks, so that the residues are conveniently added into a metal melting furnace, and the metal melting furnace is convenient to use. And when the residual materials are treated, the operation is relatively simple, and the residual materials can be conveniently fed into the metal melting furnace.

Description

Technical Field

[0001] The utility model relates to the technical field of metal melting furnaces, in particular to a metal melting furnace with a residual material feeding device. Background Art

[0002] Metal casting is the process of placing several metal ingots into a melting furnace and heating them to melt them into a liquid state. The molten metal is then poured into a mold using a spoon device. After the molten metal solidifies, the mold is disassembled to obtain the desired blank or casting.

[0003] For example, the metal melting furnace with a residual material feeding device with patent number CN115388648A comprises a furnace body, a filling device and a residual material feeding device. The furnace body comprises a furnace chamber, and the furnace chamber is formed with a second opening. The filling device is used to preheat a plurality of metal materials and convey them to the furnace chamber. The above document still has shortcomings. When in use, the residual material of the metal material can be preheated by the second preheating chamber of the residual material feeding device. After preheating, the swing plate can be moved to the feeding state, and the residual material of the metal material can be introduced into the furnace chamber from the second preheating chamber through the second opening to be melted into metal soup. Thereby, the utilization rate of the material is improved and the material cost can be saved. However, the device in the above document is more complicated to operate when processing the residual material, and it is not convenient to realize the residual material feeding into the metal melting furnace. At the same time, the furnace door of the metal melting furnace is opened manually, and the body temperature of the metal melting furnace is relatively high, which may cause scalding when adding residual material. Utility Model Content

[0004] The utility model aims to solve the problem that it is inconvenient to feed residual materials into a metal melting furnace, and proposes a metal melting furnace with a residual material feeding device.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A metal melting furnace with a residual material feeding device is designed, comprising a base and a top plate, wherein the base is fixedly connected to the top plate via a support, the top plate is fixedly connected to the outer wall of a frame, a compression mechanism is arranged inside the frame, the metal melting furnace is fixedly connected to the upper surface of the base, a support plate is fixedly connected to the upper surface of the metal melting furnace, a protective mechanism is arranged above the support plate, a through hole is arranged inside the support plate, and a crushing box is fixedly connected to the top of the frame.

[0007] Preferably, the compression mechanism includes a first hydraulic cylinder, a second hydraulic cylinder, a third pressure plate and a fourth pressure plate, the first hydraulic cylinder and the second hydraulic cylinder are both fixedly connected to the inside of the frame, the hydraulic rod of the first hydraulic cylinder is fixedly connected to the first pressure plate, the hydraulic rod of the second hydraulic cylinder is fixedly connected to the second pressure plate, the outer walls of the first pressure plate, the second pressure plate and the third pressure plate are all slidably connected to the frame, the third pressure plate and the frame are respectively fixedly connected to the two ends of the spring, and the fourth pressure plate is fixedly connected to the inside of the frame.

[0008] Preferably, the protective mechanism includes a motor, the motor is fixed to the lower surface of the support plate, the output shaft of the motor is fixed with a gear, the gear is meshed and connected with an annular rack, the outer wall of the annular rack is slidingly connected to the support plate, the surface of the annular rack is rotatably connected to a support rod via a pin shaft, the end of the support rod is rotatably connected to a baffle via a pin shaft, the baffle is rotatably connected to a circular ring via a pin shaft, and the circular ring is fixed above the support plate.

[0009] Preferably, a plug is provided in the clearance below the frame, and the plug is fixedly connected to the output end of the first cylinder.

[0010] Preferably, the first cylinder is fixed to the upper surface of the slider, the outer wall of the slider is slidably connected to a slideway, and the slideway is fixed to the lower surface of the frame.

[0011] Preferably, a second cylinder is fixedly connected inside the slideway, and an output end of the second cylinder is fixedly connected to the sliding block.

[0012] The utility model proposes a metal melting furnace with a residual material feeding device, the beneficial effect of which is that: through the cooperation between the first hydraulic cylinder, the first pressure plate, the second hydraulic cylinder, the second pressure plate, the third pressure plate, the spring and the fourth pressure plate, the first hydraulic cylinder drives the first pressure plate to slide, the second hydraulic cylinder drives the second pressure plate to slide, the second pressure plate pushes the third pressure plate to slide when sliding, the spring is compressed, and the first pressure plate, the second pressure plate, the third pressure plate and the fourth pressure plate extrude the crushed residual material into smaller metal blocks, so that the residual material is easy to add into the metal melting furnace, the operation is relatively simple when processing the residual material, and the residual material is easy to feed into the metal melting furnace.

[0013] Through the cooperation between the motor, gear, annular rack, support rod, baffle and circular ring, the motor drives the gear to rotate, the gear drives the annular rack to rotate, the annular rack drives the support rod to move, the support rod drives the baffle to move, the baffle rotates during movement, and the corresponding position above the through hole is opened, and the compressed metal residue in the frame enters the metal melting furnace through the through hole. The motor is started in reverse, and the baffle moves in the opposite direction to the above movement, and the baffle blocks the through hole. The furnace mouth above the metal melting furnace can be controlled to open and close by the motor, and no scalding incidents will occur when adding residues. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the connection between the gear, the annular rack and the support rod in the utility model;

[0017] Figure 4 It is a schematic diagram of the structure of the connection between the motor, the support plate and the through hole in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the connection between the first pressing plate, the second pressing plate and the spring in the utility model;

[0019] Figure 6 It is a structural schematic diagram of the connection between the crushing box, the frame and the top plate in the utility model.

[0020] In the figure: 1, base, 2, top plate, 3, compression mechanism, 301, first hydraulic cylinder, 302, first pressure plate, 303, second hydraulic cylinder, 304, second pressure plate, 305, third pressure plate, 306, spring, 307, fourth pressure plate, 3a1, protective plate, 4, protective mechanism, 401, motor, 402, gear, 403, ring rack, 404, support rod, 405, baffle, 406, ring, 5, frame, 6, metal melting furnace, 7, support plate, 8, through hole, 9, crushing box, 10, block, 11, first cylinder, 12, slider, 13, second cylinder, 14, slideway. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings:

[0022] Embodiment 1:

[0023] See attached Figure 1-6 : In this embodiment, a metal melting furnace with a residual material feeding device includes a base 1 and a top plate 2, the base 1 is fixedly connected to the top plate 2 through a support, the top plate 2 is fixedly connected to the outer wall of a frame 5, a compression mechanism 3 is arranged inside the frame 5, the compression mechanism 3 compresses the residual material, a metal melting furnace 6 is fixedly connected to the upper surface of the base 1, a support plate 7 is fixedly connected to the upper surface of the metal melting furnace 6, a protection mechanism 4 is arranged above the support plate 7, the protection mechanism 4 closes the furnace mouth of the metal melting furnace 6, a through hole 8 is arranged inside the support plate 7, and the through hole 8 corresponds to the furnace mouth position of the metal melting furnace 6;

[0024] A crushing box 9 is fixedly connected to the top of the frame 5, and the crushing box 9 crushes the residual material. A block 10 is fitted in the gap below the frame 5, and the block 10 blocks the bottom of the frame 5. The block 10 is fixedly connected to the output end of the first cylinder 11, and the first cylinder 11 drives the block 10 to move. The first cylinder 11 is fixedly connected to the upper surface of the slider 12, and the slider 12 drives the first cylinder 11 to move. The outer wall of the slider 12 is slidably connected to the slide 14, and the slider 12 slides inside the slide 14. The slide 14 is fixed to the lower surface of the frame 5, and the inside of the slide 14 is fixedly connected to the second cylinder 13, and the output end of the second cylinder 13 is fixedly connected to the slider 12, and the second cylinder 13 drives the slider 12 to slide.

[0025] The compression mechanism 3 includes a first hydraulic cylinder 301, a first pressing plate 302, a second hydraulic cylinder 303, a second pressing plate 305, a third pressing plate 305, a spring 306 and a fourth pressing plate 307. The first hydraulic cylinder 301 and the second hydraulic cylinder 303 are both fixedly connected to the inside of the frame 5. The hydraulic rod of the first hydraulic cylinder 301 is fixedly connected to the first pressing plate 302. The first hydraulic cylinder 301 drives the first pressing plate 302 to slide. The hydraulic rod of the second hydraulic cylinder 303 is fixedly connected to the second pressing plate 304. The second hydraulic cylinder 303 drives the second pressing plate 304 to slide.

[0026] The outer walls of the first pressing plate 302, the second pressing plate 304 and the third pressing plate 305 are all slidably connected to the frame 5, and the third pressing plate 305 and the frame 5 are respectively fixedly connected to the two ends of the spring 306. The model of the spring 306 is selected according to the actual use requirements and meets the working requirements. The spring 306 can drive the third pressing plate 305 to slide under the elastic action, and the fourth pressing plate 307 is fixedly connected to the inside of the frame 5;

[0027] The first hydraulic cylinder 301 drives the first pressing plate 302 to slide, the second hydraulic cylinder 303 drives the second pressing plate 304 to slide, the second pressing plate 304 pushes the third pressing plate 305 to slide while sliding, the spring 306 is compressed, the first pressing plate 302, the second pressing plate 304, the third pressing plate 305 and the fourth pressing plate 307 squeeze the crushed residue into smaller metal blocks, making it easy to add the residue into the metal melting furnace 6. The operation is relatively simple when processing the residue, and it is easy to feed the residue into the metal melting furnace 6.

[0028] The protection mechanism 4 includes a motor 401, a gear 402, an annular rack 403, a support rod 404, a baffle 405 and a ring 406. The motor 401 is fixedly connected to the lower surface of the support plate 7. The output shaft of the motor 401 is fixedly connected with the gear 402. The motor 401 drives the gear 402 to rotate. The gear 402 is meshed and connected with the annular rack 403. The gear 402 drives the annular rack 403 to rotate. The outer wall of the annular rack 403 is slidably connected to the support plate 7. The surface of the annular rack 403 is rotatably connected with the support rod 404 through a pin shaft.

[0029] The annular rack 403 drives the support rod 404 to move. The end of the support rod 404 is rotatably connected to a baffle 405 through a pin shaft. The support rod 404 drives the baffle 405 to rotate. The baffle 405 is rotatably connected to a ring 406 through a pin shaft. The ring 406 is fixedly connected to the top of the support plate 7. The position of the pin shaft connecting the ring 406 and the baffle is fixedly connected to the support plate 7.

[0030] The motor 401 drives the gear 402 to rotate, the gear 402 drives the annular rack 403 to rotate, the annular rack 403 drives the support rod 404 to move, the support rod 404 drives the baffle 405 to move, the baffle 405 rotates during movement, and the corresponding position above the through hole 8 is opened, and the compressed metal residue in the frame 5 enters the metal melting furnace 6 through the through hole 8. The motor 401 is started in reverse, and the baffle 405 moves in the opposite direction to the above-mentioned movement. The baffle 405 blocks the through hole 8, and the furnace mouth above the metal melting furnace 6 can be controlled to open and close by the motor 401, so that no scalding incidents will occur when adding residues.

[0031] Working principle:

[0032] When the metal residue is melted using a metal melting furnace with a residue feeding device;

[0033] Residue compression stage:

[0034] The metal residue to be melted is added into the crushing box 9 for crushing. The crushed residue enters the frame 5. The first hydraulic cylinder 301 and the second hydraulic cylinder 303 are started. The first hydraulic cylinder 301 drives the first pressing plate 302 to slide. The second hydraulic cylinder 303 drives the second pressing plate 304 to slide. The second pressing plate 304 pushes the third pressing plate 305 to slide when sliding. The spring 306 is compressed. The first pressing plate 302, the second pressing plate 304, the third pressing plate 305 and the fourth pressing plate 307 squeeze the crushed residue into smaller metal blocks, so that the residue can be easily added to the metal melting furnace 6. The operation is relatively simple when the residue is processed, and it is convenient to realize the feeding of the residue into the metal melting furnace 6. The first hydraulic cylinder 301 and the second hydraulic cylinder 303 are started in reverse. The first pressing plate 302 and the second pressing plate 304 return to their initial positions. The spring 306 returns to its initial position under the action of elasticity.

[0035] Residue feeding stage:

[0036] Start the motor 401, the motor 401 drives the gear 402 to rotate, the gear 402 drives the annular rack 403 to rotate, the annular rack 403 drives the support rod 404 to move, the support rod 404 drives the baffle 405 to move, the baffle 405 rotates during movement, and the corresponding position above the through hole 8 is opened, the first air pressure 11 drives the plug 10 to move downward, the second cylinder 13 drives the slider 12 to move rightward, and then the slider 12 drives the plug 10 to move rightward through the first cylinder 10, the compressed metal residue in the frame 5 enters the metal melting furnace 6 through the through hole 8, the motor 401 is started in reverse, the baffle 405 moves in the opposite direction to the above-mentioned movement, the baffle 405 blocks the through hole 8, the furnace mouth above the metal melting furnace 6 can be controlled to open and close by the motor 401, and no scalding incidents will occur when adding residues.

[0037] Embodiment 2:

[0038] See attached Figure 1-6 : In this embodiment, a metal melting furnace with a residual material feeding device, the compression mechanism 3 further includes a protective plate 3a1, the protective plate 3a1 is fixed to the surface of the frame 5 by screws, and the protective plate 3a1 can be removed;

[0039] Through the function of the protective plate 3a1, the protective plate 3a1 can be disassembled by screwing the screws connecting the protective plate 3a1 and the frame 5, and the first hydraulic cylinder 301, the second hydraulic cylinder 303 and the spring 306 can be regularly maintained and serviced.

[0040] Working principle:

[0041] The protective plate 3a1 can be disassembled by tightening the screws connecting the protective plate 3a1 and the frame 5, and the first hydraulic cylinder 301, the second hydraulic cylinder 303 and the spring 306 can be regularly maintained.

[0042] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A metal melting furnace with a residual material feeding device, comprising a base (1) and a top plate (2), wherein the base (1) is fixedly connected to the top plate (2) via a support, and characterized in that: The top plate (2) is fixedly connected to the outer wall of the frame (5); a compression mechanism (3) is arranged inside the frame (5); a metal melting furnace (6) is fixedly connected to the upper surface of the base (1); a support plate (7) is fixedly connected to the upper surface of the metal melting furnace (6); a protection mechanism (4) is arranged above the support plate (7); a through hole (8) is arranged inside the support plate (7); and a crushing box (9) is fixedly connected above the frame (5).

2. The metal melting furnace with a residual material feeding device according to claim 1, characterized in that: The compression mechanism (3) comprises a first hydraulic cylinder (301), a second hydraulic cylinder (303), a third pressure plate (305) and a fourth pressure plate (307); the first hydraulic cylinder (301) and the second hydraulic cylinder (303) are both fixedly connected to the inside of the frame (5); the hydraulic rod of the first hydraulic cylinder (301) is fixedly connected to the first pressure plate (302); the hydraulic rod of the second hydraulic cylinder (303) is fixedly connected to the second pressure plate (304); the outer walls of the first pressure plate (302), the second pressure plate (304) and the third pressure plate (305) are all slidably connected to the frame (5); the third pressure plate (305) and the frame (5) are respectively fixedly connected to the two ends of the spring (306); and the fourth pressure plate (307) is fixedly connected to the inside of the frame (5).

3. The metal melting furnace with a residual material feeding device according to claim 1, characterized in that: The protection mechanism (4) comprises a motor (401), the motor (401) is fixedly connected to the lower surface of the support plate (7), the output shaft of the motor (401) is fixedly connected to a gear (402), the gear (402) is meshed and connected to an annular rack (403), the outer wall of the annular rack (403) is slidably connected to the support plate (7), the surface of the annular rack (403) is rotatably connected to a support rod (404) via a pin shaft, the end of the support rod (404) is rotatably connected to a baffle (405) via a pin shaft, the baffle (405) is rotatably connected to a ring (406) via a pin shaft, and the ring (406) is fixedly connected to the upper side of the support plate (7).

4. The metal melting furnace with a residual material feeding device according to claim 1, characterized in that: A plug block (10) is provided in the clearance below the frame (5), and the plug block (10) is fixedly connected to the output end of the first cylinder (11).

5. The metal melting furnace with a residual material feeding device according to claim 4, characterized in that: The first cylinder (11) is fixedly connected to the upper surface of the slider (12), the outer wall of the slider (12) is slidably connected to the slideway (14), and the slideway (14) is fixedly connected to the lower surface of the frame (5).

6. The metal melting furnace with a residual material feeding device according to claim 5, characterized in that: A second cylinder (13) is fixedly connected inside the slideway (14), and an output end of the second cylinder (13) is fixedly connected to the slider (12).

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