Sand mixing device for casting processing

Abstract

The utility model discloses a sand mixing device for casting processing, which belongs to the technical field of casting processing, and comprises a base, a mounting seat, a first motor, a second motor, a sand mixing device, a sand mixing device, a sand mixing device, a sand mixing device, a sand mixing device, a sand mixing device, a sand mixing device, a sand mixing device, a sand mixing device and a sand mixing device, the smashing assembly comprises a rotating shaft seat fixedly connected to the outer wall of the base; according to the sand grinding device, the output end of the arranged first motor drives the rotating rod to rotate through the rotating shaft seat, the other rotating rod is driven to rotate through meshing transmission between the two gears, then the rotating stick is driven to rotate, and then the meshing block is driven to rotate so as to grind sand grains; and the sand grains adhered to the meshing block are scraped through the scraping plate, the integrated design is achieved, no extra equipment needs to be added, the use cost is reduced, and the problem that in the prior art, the sand grains are large and still mixed and stirred, and the use quality after sand mixing is affected is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of casting processing, in particular to a sand mixing device for casting processing. Background Art

[0002] Sand casting is a common metal casting process, also known as sand casting, which usually requires a sand mixer, which is a device used to mix sand, water and other materials, and is usually used in the sand preparation process in the foundry industry. A sand mixer usually consists of a rotating barrel or agitator and a drive device, which continuously stirs and turns the sand and other materials to make them evenly mixed.

[0003] After searching, the Chinese patent authorization number CN205834109U discloses a sand mixing device for casting processing, including a working bin and a collecting bin, the working bin is located above the collecting bin, the lower end of the working bin is provided with a discharge port, and the working bin and the collecting bin are connected through the discharge port, a sand mixing stirring member is installed in the working bin, the sand mixing stirring member includes an electric rotating shaft, and the upper and lower ends of the electric rotating shaft are respectively installed with a first sand mixing member mounting member and a second sand mixing member mounting member. The sand mixing device for casting processing in the above patent has the following shortcomings: 1. It is inevitable that some sand particles are larger during mixing and are still mixed and stirred, thereby affecting the quality of use after sand mixing; 2. The existing device needs to crush and mix separately when stirring and mixing the mixed sand. The device only has a sand mixing function, which will increase the cost of use. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art that the sand particles are large and still mixed and stirred, which will affect the quality of the sand after mixing, and that the sand mixing process requires two processes of crushing and mixing, and only the sand mixing function will increase the cost, and a sand mixing device for casting processing is proposed.

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

[0006] A sand mixing device for casting processing comprises a base, a pedal is fixedly connected to the top wall of the base, a support platform is also fixedly connected to the top wall of the base, and further comprises:

[0007] A mounting seat, fixedly connected to the outer wall of the base, and a second motor is fixedly connected to the inner wall of the mounting seat;

[0008] A crushing assembly, the crushing assembly includes a rotating shaft seat fixedly connected to the outer wall of the base, and the rotating shaft seat is symmetrically distributed in two groups, the inner wall of the rotating shaft seat is fixedly connected to a rotating rod, the outer wall of the rotating rod is fixedly connected to a rotating roller, the outer wall of the rotating roller is fixedly connected to an engaging block, the outer wall of the engaging block is slidably connected to a scraper, and the scraper is fixedly connected to the base, the outer walls of the two groups of rotating rods are fixedly connected to gears, and the two groups of gears are meshed and connected;

[0009] The filtering and recycling component is arranged on the outer wall of the base.

[0010] As a preferred technical solution of the present application, the filtering recovery assembly includes a first fixed block fixedly connected to the outer wall of the base, and the first fixed blocks are symmetrically distributed, the end of the first fixed block away from the base is fixedly connected to a guide ring, the outer wall of the guide ring is rotatably connected to an outer rotating plate, the inner wall of the outer rotating plate is fixedly connected to a collecting cylinder, the inner wall of the collecting cylinder is fixedly connected to a filter net, the inner wall of the outer rotating plate is rotatably connected to a symmetrically distributed inner rotating plate, the end of the inner rotating plate away from the outer rotating plate is fixedly connected to a second fixed block, and the second fixed block is fixedly connected to the base.

[0011] As a preferred technical solution of the present application, the output end of the second motor is fixedly connected to a stirring rod, the outer wall of the stirring rod is rotatably connected to a stirring box, and the stirring box is fixedly connected to the base, and the outer wall of the stirring box is fixedly connected to a valve discharge pipe.

[0012] As a preferred technical solution of the present application, a first motor is fixedly connected to the top wall of the support platform, and an output end of the first motor is fixedly connected to the rotating rod.

[0013] As a preferred technical solution of the present application, the top wall of the base is also fixedly connected to a feed cover.

[0014] Compared with the prior art, the utility model provides a sand mixing device for casting processing, which has the following beneficial effects:

[0015] 1. The sand mixing device for casting processing drives the rotating rod to rotate through the rotating shaft seat through the output end of the first motor, and drives another rotating rod to rotate through the meshing transmission between two gears, thereby driving the rotating rod to rotate, and then driving the meshing block to rotate to crush the sand particles, and scraping the sand particles adhering to the meshing block through the scraper. The one-piece design does not require additional equipment, reduces the use cost, and solves the problem in the prior art that the sand particles are large and still mixed and stirred, which will affect the use quality of the mixed sand;

[0016] 2. The sand mixing device for casting processing drives the collecting cylinder to rotate by rotating the outer rotating plate through the guide ring. The crushed sand particles are filtered and retained by the filter screen in the collecting cylinder, and are blocked by the inner rotating plate after rotating with the outer rotating plate to prevent leakage. After that, when it moves to the uppermost end, it will fall freely and flow into the feed cover to be crushed again, preventing the incomplete crushing of the sand particles from affecting the quality of the sand mixing. This solves the problem in the prior art that the sand mixing process requires two processes, crushing and mixing, and only the cost of the sand mixing function will increase. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the gear structure of the utility model;

[0019] Figure 3 It is a top view of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the meshing block part of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the outer rotating plate part of the utility model;

[0022] Figure 6 It is a cross-sectional view of the mixing box of the present utility model.

[0023] In the figure:

[0024] 1. Base; 2. Pedal; 3. Support platform; 4. First motor; 5. Feed cover; 6. Rotating shaft seat; 7. Rotating rod; 8. Gear; 9. Rotating roller; 10. Engaging block; 11. Scraper; 12. First fixed block; 13. Second fixed block; 14. Inner rotating plate; 15. Guide ring; 16. Outer rotating plate; 17. Collecting cylinder; 18. Filter screen; 19. Mounting seat; 20. Second motor; 21. Mixing box; 22. Mixing rod; 23. Valve discharge pipe. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model. Example

[0026] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 A sand mixing device for casting processing includes a base 1, a pedal 2 is fixedly connected to the top wall of the base 1, a support platform 3 is also fixedly connected to the top wall of the base 1, and further includes:

[0027] A mounting seat 19 is fixedly connected to the outer wall of the base 1, and a second motor 20 is fixedly connected to the inner wall of the mounting seat 19;

[0028] The crushing assembly includes a rotating shaft seat 6 fixedly connected to the outer wall of the base 1, and the rotating shaft seat 6 is symmetrically distributed with two groups. The inner wall of the rotating shaft seat 6 is fixedly connected to a rotating rod 7, and the outer wall of the rotating rod 7 is fixedly connected to a rotating roller 9. The outer wall of the rotating roller 9 is fixedly connected to an engaging block 10, and the outer wall of the engaging block 10 is slidably connected to a scraper 11, and the scraper 11 is fixedly connected to the base 1. The outer walls of the two groups of rotating rods 7 are fixedly connected to gears 8, and the two groups of gears 8 are meshed and connected. The rotating rod 7 rotates through the rotating shaft seat 6, thereby driving the rotating roller 9 to rotate, and further driving the engaging block 10 to rotate. The meshing and mutual squeezing of the engaging blocks 10 realizes the crushing of the sand particles, and the engaging blocks 10 can scrape and clean the sand particles adhering to the outer wall through the scraper 11;

[0029] The filtering and recycling component is arranged on the outer wall of the base 1 .

[0030] Reference Figure 2 and Figure 5 The filtering and recycling assembly includes a first fixed block 12 fixedly connected to the outer wall of the base 1, and the first fixed block 12 is symmetrically distributed. The end of the first fixed block 12 away from the base 1 is fixedly connected to a guide ring 15, the outer wall of the guide ring 15 is rotatably connected to an outer rotating plate 16, the inner wall of the outer rotating plate 16 is fixedly connected to a collecting cylinder 17, the inner wall of the collecting cylinder 17 is fixedly connected to a filter screen 18, the inner wall of the outer rotating plate 16 is rotatably connected to a symmetrically distributed inner rotating plate 14, and the end of the inner rotating plate 14 away from the outer rotating plate 16 is fixedly connected to a second The fixed block 13 and the second fixed block 13 are fixedly connected to the base 1. Larger sand particles will be screened and retained by the filter screen 18. When the filtered sand particles need to be recovered and crushed again, the outer rotating plate 16 can be held and rotated along the guide ring 15. The collecting cylinder 17 rotates along with the outer rotating plate 16. During the rotation of the collecting cylinder 17, it will be blocked by the inner rotating plate 14 to prevent leakage. When the collecting cylinder 17 moves to the notch at the top of the inner rotating plate 14, the sand particles will automatically fall due to gravity and be crushed again.

[0031] Reference Figure 6The output end of the second motor 20 is fixedly connected to a stirring rod 22, and the outer wall of the stirring rod 22 is rotatably connected to a stirring box 21, and the stirring box 21 is fixedly connected to the base 1, and the outer wall of the stirring box 21 is fixedly connected to a valve discharge pipe 23. The output end of the second motor 20 will drive the stirring rod 22 to rotate, thereby stirring and mixing the sand particles in the stirring box 21, and after mixing, the sand particles are discharged through the valve discharge pipe 23.

[0032] Reference Figure 1 , Figure 3 and Figure 4 The top wall of the support platform 3 is fixedly connected with a first motor 4, and the output end of the first motor 4 is fixedly connected with the rotating rod 7. The rotating rod 7 is driven to rotate by the output end of the first motor 4, thereby driving the rotating roller 9 to rotate.

[0033] Reference Figure 1 The top wall of the base 1 is also fixedly connected with a feed cover 5, through which the sand raw materials can be conveniently placed.

[0034] Specifically, when the present sand mixing device for casting processing is working / in use: the sand particles to be crushed are put in through the feed cover 5, the first motor 4 is started, and the output end of the first motor 4 drives the rotating rod 7 to rotate through the rotating shaft seat 6, thereby driving the rotating roller 9 to rotate, and further driving the meshing block 10 to rotate, and the meshing blocks 10 are meshed and squeezed with each other to achieve the crushing of the sand particles, and flow into the collecting barrel 17 through the conical cover below (not shown in the figure), and the sand particles with larger particles will be screened and retained by the filter screen 18, and when the filtered sand particles need to be recovered and re-crushed The crushing can be done by holding the outer rotating plate 16 and rotating it along the guide ring 15, and the collecting cylinder 17 rotates along with the outer rotating plate 16. During the rotation of the collecting cylinder 17, it will be blocked by the inner rotating plate 14 to prevent leakage. When the collecting cylinder 17 moves to the notch at the top of the inner rotating plate 14, the sand will automatically fall due to gravity and be crushed again. The qualified sand will enter the mixing box 21, and the output end of the second motor 20 will drive the stirring rod 22 to rotate, thereby realizing the stirring and mixing of the sand in the mixing box 21, and the valve is opened and discharged through the valve discharge pipe 23 after mixing.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A sand mixing device for casting processing, comprising a base (1), characterized in that: The top wall of the base (1) is fixedly connected to a pedal (2), and the top wall of the base (1) is also fixedly connected to a support platform (3), and further comprises: A mounting seat (19) fixedly connected to an outer wall of the base (1), a second motor (20) being fixedly connected to an inner wall of the mounting seat (19); A crushing assembly, the crushing assembly comprising a rotating shaft seat (6) fixedly connected to the outer wall of the base (1), and the rotating shaft seat (6) is symmetrically arranged in two groups, the inner wall of the rotating shaft seat (6) is fixedly connected to a rotating rod (7), the outer wall of the rotating rod (7) is fixedly connected to a rotating roller (9), the outer wall of the rotating roller (9) is fixedly connected to an engaging block (10), the outer wall of the engaging block (10) is slidably connected to a scraper (11), and the scraper (11) is fixedly connected to the base (1), the outer walls of the two groups of rotating rods (7) are fixedly connected to gears (8), and the two groups of gears (8) are meshingly connected to each other; The filtering and recovery component is arranged on the outer wall of the base (1).

2. A sand mixing device for casting processing according to claim 1, characterized in that: The filtering and recovery assembly comprises a first fixed block (12) fixedly connected to the outer wall of the base (1), and the first fixed blocks (12) are symmetrically distributed. The end of the first fixed block (12) away from the base (1) is fixedly connected to a guide ring (15), the outer wall of the guide ring (15) is rotatably connected to an outer rotating plate (16), the inner wall of the outer rotating plate (16) is fixedly connected to a collecting cylinder (17), the inner wall of the collecting cylinder (17) is fixedly connected to a filtering screen (18), the inner wall of the outer rotating plate (16) is rotatably connected to an inner rotating plate (14) symmetrically distributed, the end of the inner rotating plate (14) away from the outer rotating plate (16) is fixedly connected to a second fixed block (13), and the second fixed block (13) is fixedly connected to the base (1).

3. A sand mixing device for casting processing according to claim 1, characterized in that: The output end of the second motor (20) is fixedly connected to a stirring rod (22), the outer wall of the stirring rod (22) is rotatably connected to a stirring box (21), and the stirring box (21) is fixedly connected to the base (1), and the outer wall of the stirring box (21) is fixedly connected to a valve discharge pipe (23).

4. A sand mixing device for casting processing according to claim 1, characterized in that: A first motor (4) is fixedly connected to the top wall of the support platform (3), and an output end of the first motor (4) is fixedly connected to a rotating rod (7).

5. A sand mixing device for casting processing according to claim 1, characterized in that: The top wall of the base (1) is also fixedly connected to a feed cover (5).

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