Aluminum casting mixing furnace

Abstract

The utility model relates to the technical field of mixing furnaces, and discloses an aluminum casting mixing furnace which comprises a base and further comprises a mixing furnace mechanism, a stirring mechanism and a discharging mechanism, the top end of the base is fixedly connected with the bottom end of the mixing furnace mechanism, and the inner wall of the side face of the mixing furnace mechanism is movably connected with the side face of the stirring mechanism. The side face of the discharging mechanism is fixedly connected with the side face of the mixing furnace mechanism, the mixing furnace mechanism comprises a mixing furnace main body, and the side face of the mixing furnace main body is fixedly connected with a hydraulic telescopic rod; the top cover faces downwards, so that the first sealing block is inserted into the mixing furnace body and tightly attached to the inner wall of the side face of the mixing furnace body, gaps are avoided, the sealing cover covers the material guide pipe, the second sealing block is inserted into the material guide pipe, and the side face of the second sealing block is tightly attached to the inner wall of the side face of the material guide pipe. Gaps at contact positions are avoided, equipment sealing performance is improved, and the quality of molten aluminum is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing furnaces, and more specifically to an aluminum casting mixing furnace. Background Art

[0002] The content of aluminum in the earth's crust is second only to oxygen and silicon, ranking third. It is the most abundant metal element in the earth's crust. It has good ductility and can form a layer of oxide in humid air to prevent metal corrosion. It is widely used for its light weight, good electrical and thermal conductivity, high reflectivity and oxidation resistance. Aluminum casting is a common way to manufacture aluminum pipes. Aluminum casting is the process of pouring heated liquid aluminum or aluminum alloy into a sand mold or a metal mold cavity. The aluminum parts or aluminum alloy parts of various shapes and sizes obtained are usually called aluminum die castings. In the aluminum casting process, the mixing furnace is an important processing machine. The original aluminum solution must be sent to the mixing furnace with a vacuum ladle, and then the composition is modulated, cooled, stirred, and allowed to stand in the mixing furnace, and then degassed. Only after completing this process can the product be successfully cast.

[0003] Insufficients of existing technology: The existing mixing furnace has a single stirring paddle movement mode during stirring, which is prone to uneven mixing; when the mixture is sealed, the displacement of the top cover is prone to air leakage, thereby affecting the quality of the aluminum liquid in the mixing furnace. Utility Model Content

[0004] In order to overcome the above defects of the prior art, the utility model provides an aluminum casting mixing furnace to solve the problems existing in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an aluminum casting mixing furnace, comprising a base, and also comprising: a mixing furnace mechanism, a stirring mechanism and a discharging mechanism, the top end of the base is fixedly connected to the bottom end of the mixing furnace mechanism, the side inner wall of the mixing furnace mechanism is movably connected to the side of the stirring mechanism, the side of the discharging mechanism is fixedly connected to the side of the mixing furnace mechanism, the mixing furnace mechanism comprises a mixing furnace main body, the side of the mixing furnace main body is fixedly connected with a hydraulic telescopic rod, the top end of the hydraulic telescopic rod is fixedly connected with a top cover, the bottom end of the top cover is fixedly connected with a first sealing block, the side of the first sealing block is movably connected to the side inner wall of the mixing furnace main body, the discharging mechanism comprises a material guide pipe, the side of the material guide pipe is fixedly connected to the side of the mixing furnace main body, the top end of the material guide pipe is movably connected with a sealing cover, the bottom end of the sealing cover is fixedly connected with a second sealing block, and the side of the second sealing block is movably connected to the side inner wall of the material guide pipe.

[0006] Furthermore, a second sealing ring is fixedly connected to a side surface of the second sealing block, and a first sealing ring is fixedly connected to a side surface of the first sealing block.

[0007] Furthermore, a first inclined surface is formed at the bottom end of the first sealing block, and a second inclined surface is formed at the bottom end of the second sealing block.

[0008] Furthermore, a first connecting block is fixedly connected to the side of the sealing cover, a second connecting block is fixedly connected to the side of the guide tube at a position corresponding to the first connecting block, a connecting rod is movably connected to the side of the second connecting block via a pin, a pressure spring is fixedly connected to the top of the connecting rod, a spherical clamping block is fixedly connected to the bottom of the pressure spring, a side inner wall of the spherical clamping block is movably connected to the side of the connecting rod, a spherical clamping groove is provided at the top of the first connecting block, and the bottom end of the spherical clamping groove is meshed with the bottom end of the spherical clamping block.

[0009] Furthermore, the stirring mechanism includes a turntable, a placement groove is opened on the inner wall of the side of the top cover, the side of the placement groove is movably connected to the side of the turntable, the top of the top cover is fixedly connected to a servo motor, the output shaft of the servo motor passes through the top of the top cover and is fixedly connected to the top of the turntable, the bottom end of the turntable is movably sleeved with a transmission shaft, and the side of the transmission shaft is fixedly connected to a stirring paddle.

[0010] Furthermore, an inner gear is fixedly connected to the inner wall of the side of the top cover, an outer gear is movably sleeved on the top of the turntable through a pin, the side of the outer gear and the inner wall of the side of the inner gear are meshed with each other, and a transmission gear is fixedly sleeved on the top of the transmission shaft, and the side of the transmission gear and the side of the outer gear are meshed with each other.

[0011] Furthermore, the bottom end of the placement groove is movably connected to a support wheel via a pin, and the top end of the support wheel is transmission-connected to the bottom end of the turntable.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The utility model inserts the first sealing block into the mixing furnace body by lowering the top cover and makes it close to the side inner wall of the mixing furnace body to avoid gaps. When the aluminum liquid in the mixing furnace body needs to be poured out, the sealing cover is removed and the mixing furnace body is tilted so that the aluminum liquid is discharged through the material guide pipe. After that, the mixing furnace body is reset, the sealing cover is covered on the material guide pipe, and the second sealing block is inserted into the material guide pipe. The side of the second sealing block is close to the side inner wall of the material guide pipe to avoid gaps at the contact position, thereby improving the sealing performance of the equipment and improving the quality of aluminum liquid.

[0014] 2. The utility model rotates the connecting rod to move the spherical clamping block to the top of the spherical clamping slot, and the pressure spring pushes the spherical clamping block downward to clamp the spherical clamping block into the spherical clamping slot, and firmly presses the sealing cover on the top of the material guide tube. When the sealing cover needs to be removed, the spherical clamping block is pulled upward along the connecting rod to separate the spherical clamping block from the spherical clamping slot, and the connecting rod is rotated to move the spherical clamping block away from the top of the spherical clamping slot, which is conducive to improving work efficiency.

[0015] 3. The utility model pushes the top cover upwards through the hydraulic telescopic rod to separate the top cover from the mixing furnace body, pours the aluminum liquid into the mixing furnace body, and then the hydraulic telescopic rod drives the top cover downwards to insert the first sealing block into the mixing furnace body and closely adhere to the side inner wall of the mixing furnace body, and at the same time the transmission shaft is inserted into the aluminum liquid inside the mixing furnace body, and the servo motor is started to drive the turntable to rotate in the placement groove, and at the same time, when the turntable rotates, the outer gear is driven to rotate by the mutual meshing of the outer gear and the inner gear, and the transmission shaft is driven to rotate by the mutual meshing of the outer gear and the transmission gear, so that the stirring paddle stirs the aluminum liquid, and the stirring paddle rotates along the transmission shaft and the center of the circle of the turntable to stir at the same time, which is conducive to improving the stirring quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the entire internal structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the top cover of the utility model;

[0019] Figure 4 This is a schematic diagram of the top cover structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the discharging mechanism of the utility model;

[0021] Figure 6 It is a schematic diagram of the sealing cover structure of the utility model.

[0022] The accompanying drawings are marked as follows: 1. base; 2. mixing furnace mechanism; 201. mixing furnace body; 202. top cover; 203. hydraulic telescopic rod; 204. first sealing block; 205. placement groove; 206. first sealing ring; 207. first inclined surface; 3. stirring mechanism; 301. turntable; 302. transmission shaft; 303. stirring paddle; 304. servo motor; 305. transmission gear; 306. internal gear; 307. support wheel; 308. external gear; 4. discharging mechanism; 401. material guide pipe; 402. sealing cover; 403. connecting rod; 404. pressure spring; 405. spherical clamping block; 406. spherical clamping groove; 407. first connecting block; 408. second connecting block; 409. second sealing ring; 410. second sealing block; 411. second inclined surface. DETAILED DESCRIPTION

[0023] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The aluminum casting mixing furnace involved in the present invention is not limited to the various structures recorded in the following embodiments. All other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0024] Reference Figures 1 to 6The utility model provides an aluminum casting mixing furnace, comprising a base 1, and also comprising: a mixing furnace mechanism 2, a stirring mechanism 3 and a discharging mechanism 4, the top of the base 1 is fixedly connected to the bottom end of the mixing furnace mechanism 2, the side inner wall of the mixing furnace mechanism 2 is movably connected to the side of the stirring mechanism 3, the side of the discharging mechanism 4 is fixedly connected to the side of the mixing furnace mechanism 2, the mixing furnace mechanism 2 comprises a mixing furnace body 201, the side of the mixing furnace body 201 is fixedly connected with a hydraulic telescopic rod 203, the top of the hydraulic telescopic rod 203 is fixedly connected with a top cover 202, the bottom end of the top cover 202 is fixedly connected with a first sealing block 204, the side of the first sealing block 204 is movably connected to the side inner wall of the mixing furnace body 201, the discharging mechanism 4 comprises a guide pipe 401, the side of the guide pipe 401 is fixedly connected to the side of the mixing furnace body 201, the top of the guide pipe 401 is movably connected with a sealing cover 402, the bottom end of the sealing cover 402 A second sealing block 410 is fixedly connected, and the side of the second sealing block 410 is movably connected to the side inner wall of the guide tube 401. The hydraulic telescopic rod 203 pushes the top cover 202 upward to separate the top cover 202 from the mixing furnace main body 201, and pours the molten aluminum into the mixing furnace main body 201. Then the hydraulic telescopic rod 203 drives the top cover 202 downward to insert the first sealing block 204 into the mixing furnace main body 201 and tightly fit the side inner wall of the mixing furnace main body 201 to avoid gaps. When the aluminum liquid in the mixing furnace main body 201 needs to be poured out, the sealing cover 402 is removed and the aluminum liquid is discharged through the guide tube 401 when the mixing furnace main body 201 is tilted. After that, the mixing furnace main body 201 is reset, the sealing cover 402 is covered on the guide tube 401, and the second sealing block 410 is inserted into the guide tube 401. The side of the second sealing block 410 is tightly fitted to the side inner wall of the guide tube 401 to avoid gaps at the contact position.

[0025] Among them, the side of the second sealing block 410 is fixedly connected with a second sealing ring 409 to increase the sealing between the side of the second sealing block 410 and the inner wall of the side of the guide tube 401, and the side of the first sealing block 204 is fixedly connected with a first sealing ring 206 to increase the sealing between the side of the first sealing block 204 and the inner wall of the side of the mixing furnace body 201.

[0026] The first sealing block 204 has a first inclined surface 207 at its bottom end, which facilitates the first sealing block 204 to be inserted into the mixing furnace body 201 . The second sealing block 410 has a second inclined surface 411 at its bottom end, which facilitates the second sealing block 410 to be inserted into the material guide tube 401 .

[0027] Among them, the side of the sealing cover 402 is fixedly connected with a first connecting block 407, the side of the guide tube 401 is fixedly connected with a second connecting block 408 corresponding to the position of the first connecting block 407, the side of the second connecting block 408 is movably connected with a connecting rod 403 through a pin, the top of the connecting rod 403 is fixedly connected with a pressure spring 404, the bottom of the pressure spring 404 is fixedly connected with a spherical clamping block 405, the side inner wall of the spherical clamping block 405 is movably connected to the side of the connecting rod 403, the top of the first connecting block 407 is provided with a spherical clamping groove 406, the bottom end of the spherical clamping groove 406 is connected to the spherical clamping block The bottom ends of 405 are meshed with each other. When the sealing cover 402 needs to be fixed, the connecting rod 403 is rotated to move the spherical block 405 to the top of the spherical slot 406, and the pressure spring 404 pushes the spherical block 405 downward to make the spherical block 405 snap into the inside of the spherical slot 406, and the sealing cover 402 is firmly pressed on the top of the guide tube 401. When the sealing cover 402 needs to be removed, the spherical block 405 is pulled upward along the connecting rod 403 to separate the spherical block 405 from the spherical slot 406, and the connecting rod 403 is rotated to move the spherical block 405 away from the top of the spherical slot 406.

[0028] Among them, the stirring mechanism 3 includes a turntable 301, a placement groove 205 is opened on the inner wall of the side of the top cover 202, the side of the placement groove 205 is movably connected to the side of the turntable 301, the top of the top cover 202 is fixedly connected to a servo motor 304, the output shaft of the servo motor 304 passes through the top of the top cover 202 and is fixedly connected to the top of the turntable 301, the bottom end of the turntable 301 is movably sleeved with a transmission shaft 302, and the side of the transmission shaft 302 is fixedly connected with a stirring paddle 303, the servo motor 304 drives the turntable 301 to rotate in the placement groove 205, so that the transmission shaft 302 drives the stirring paddle 303 to rotate inside the mixing furnace body 201 to stir the aluminum liquid.

[0029] Among them, the inner wall of the side of the top cover 202 is fixedly connected with an internal gear 306, the top of the turntable 301 is movably sleeved with an external gear 308 through a pin, the side of the external gear 308 is meshed with the inner wall of the side of the internal gear 306, and the top of the transmission shaft 302 is fixedly sleeved with a transmission gear 305, and the side of the transmission gear 305 is meshed with the side of the external gear 308. When the turntable 301 rotates, the external gear 308 is meshed with the internal gear 306 to drive the external gear 308 to rotate, and the external gear 308 is meshed with the transmission gear 305 to drive the transmission shaft 302 to rotate, so that the stirring paddle 303 stirs the aluminum liquid.

[0030] Among them, the bottom end of the placement slot 205 is movably connected to a support wheel 307 through a pin, and the top end of the support wheel 307 is transmission-connected to the bottom end of the turntable 301. The support wheel 307 supports the turntable 301. When the turntable 301 rotates, the support wheel 307 rolls along the bottom end of the turntable 301 to reduce the friction between the turntable 301 and the placement slot 205.

[0031] The working principle of the utility model is as follows: the sealing cover 402 is covered on the top of the guide tube 401, the second sealing block 410 is inserted into the guide tube 401, and the side of the second sealing block 410 is tightly attached to the side inner wall of the guide tube 401. When the sealing cover 402 is fixed, the connecting rod 403 is rotated to move the spherical clamping block 405 to the top of the spherical clamping groove 406, and the pressure spring 404 pushes the spherical clamping block 405 downward to make the spherical clamping block 405 snap into the spherical clamping groove 406, and the sealing cover 402 is firmly pressed on the top of the guide tube 401, and the hydraulic telescopic rod 203 is started to push the top cover 202 upward to separate the top cover 202 from the mixing furnace body 201, and the aluminum liquid is poured into the mixing furnace body 201. After that, the hydraulic telescopic rod 203 drives the top cover 202 downward to make the first sealing block 204 inserted into the mixing furnace body 201 and tightly attached to the side inner wall of the mixing furnace body 201. At the same time, the transmission shaft 302 is inserted into the aluminum liquid inside the mixing furnace body 201, and the servo motor 304 is started to drive the turntable 301 to rotate in the placement groove 205. At the same time, when the turntable 301 rotates, the outer gear 308 and the inner gear 306 are meshed with each other to drive the outer gear 308 to rotate, and the outer gear 308 and the transmission gear 305 are meshed with each other to drive the transmission shaft 302 to rotate, so that the stirring paddle 303 stirs the aluminum liquid. After the stirring is completed, the servo motor 304 is stopped. When the aluminum liquid inside the mixing furnace body 201 needs to be poured out, the spherical block 405 is pulled upward along the connecting rod 403 to separate the spherical block 405 from the spherical slot 406, and the connecting rod 403 is rotated to move the spherical block 405 away from the top of the spherical slot 406, and the sealing cover 402 is removed. When the mixing furnace body 201 is tilted, the aluminum liquid is discharged through the guide pipe 401, and then the mixing furnace body 201 is reset, and the sealing cover 402 is covered on the guide pipe 401.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An aluminum casting mixing furnace, comprising a base (1), characterized in that: The invention also comprises: a mixing furnace mechanism (2), a stirring mechanism (3) and a discharging mechanism (4), wherein the top end of the base (1) is fixedly connected to the bottom end of the mixing furnace mechanism (2), the inner wall of the side of the mixing furnace mechanism (2) is movably connected to the side of the stirring mechanism (3), the side of the discharging mechanism (4) is fixedly connected to the side of the mixing furnace mechanism (2), and the mixing furnace mechanism (2) comprises a mixing furnace body (201), the side of the mixing furnace body (201) is fixedly connected to a hydraulic telescopic rod (203), the top end of the hydraulic telescopic rod (203) is fixedly connected to a top cover (202), and the top cover The bottom end of the mixing furnace (202) is fixedly connected to a first sealing block (204), and the side of the first sealing block (204) is movably connected to the inner wall of the side of the mixing furnace body (201). The discharge mechanism (4) comprises a material guide tube (401), and the side of the material guide tube (401) is fixedly connected to the side of the mixing furnace body (201). The top end of the material guide tube (401) is movably connected to a sealing cover (402), and the bottom end of the sealing cover (402) is fixedly connected to a second sealing block (410), and the side of the second sealing block (410) is movably connected to the inner wall of the side of the material guide tube (401).

2. The aluminum casting mixing furnace according to claim 1, characterized in that: A second sealing ring (409) is fixedly connected to the side surface of the second sealing block (410), and a first sealing ring (206) is fixedly connected to the side surface of the first sealing block (204).

3. The aluminum casting mixing furnace according to claim 1, characterized in that: The bottom end of the first sealing block (204) is provided with a first inclined surface (207), and the bottom end of the second sealing block (410) is provided with a second inclined surface (411).

4. The aluminum casting mixing furnace according to claim 1, characterized in that: A first connecting block (407) is fixedly connected to the side of the sealing cover (402); a second connecting block (408) is fixedly connected to the side of the material guide tube (401) at a position corresponding to the first connecting block (407); a connecting rod (403) is movably connected to the side of the second connecting block (408) via a pin; a pressure spring (404) is fixedly connected to the top of the connecting rod (403); a spherical clamping block (405) is fixedly connected to the bottom of the pressure spring (404); an inner wall of the side of the spherical clamping block (405) is movably connected to the side of the connecting rod (403); a spherical clamping groove (406) is provided at the top of the first connecting block (407); and the bottom end of the spherical clamping groove (406) is meshed with the bottom end of the spherical clamping block (405).

5. The aluminum casting mixing furnace according to claim 1, characterized in that: The stirring mechanism (3) comprises a rotating disk (301); a placement groove (205) is provided on the inner wall of the side of the top cover (202); the side of the placement groove (205) is movably connected to the side of the rotating disk (301); the top of the top cover (202) is fixedly connected to a servo motor (304); the output shaft of the servo motor (304) passes through the top of the top cover (202) and is fixedly connected to the top of the rotating disk (301); the bottom of the rotating disk (301) is movably sleeved with a transmission shaft (302); and the side of the transmission shaft (302) is fixedly connected to a stirring paddle (303).

6. The aluminum casting mixing furnace according to claim 5, characterized in that: An inner gear (306) is fixedly connected to the inner wall of the side of the top cover (202); an outer gear (308) is movably sleeved on the top of the turntable (301) via a pin; the side of the outer gear (308) meshes with the inner wall of the side of the inner gear (306); a transmission gear (305) is fixedly sleeved on the top of the transmission shaft (302); the side of the transmission gear (305) meshes with the side of the outer gear (308).

7. The aluminum casting mixing furnace according to claim 5, characterized in that: The bottom end of the placement groove (205) is movably connected to a support wheel (307) via a pin, and the top end of the support wheel (307) is transmission-connected to the bottom end of the rotating disk (301).

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