Sand washer for mining machinery

Abstract

The invention discloses a sand washer for mining machinery, and relates to the field of mining machinery equipment, the sand washer comprises a vibration chamber, a crushing assembly, a discharging chamber, a spiral cleaning assembly and a water tank, a double-layer screen assembly is horizontally vibrated in an inner cavity of the vibration chamber, and a first spiral blade is mounted on the outer wall of a rotating shaft; a second spiral blade is mounted on the outer wall of the first spiral blade, and a stirring roller is mounted at one end of the turbine blade. According to the sand washer for the mining machinery, the design of the first spiral blade and the second spiral blade which are staggered on the inner layer and the outer layer is adopted, the first spiral blade can push ore sand to be axially conveyed, and the reverse spiral design of the second spiral blade can form a high-strength turbulent flow area, so that the ore sand can roll and rub at high frequency in the conveying process; therefore, clay and mud films on the surface can be thoroughly stripped, the pain point of mud and sand residues in traditional single spiral or vibration cleaning is solved, and the effect of deeply cleaning ore sand can be achieved.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of wet separation, and particularly relates to a kind of mineral sand deep cleaning device based on double-layer reverse spiral blade turbulence strengthening, which realizes efficient stripping of clay on the surface of mineral sand through spiral cleaning assembly. BACKGROUND

[0002] Sand washer is the core equipment in sand washing process, and is widely used in mining, building materials, transportation, water conservancy and hydropower and concrete mixing station industries, mainly used for removing impurities such as clay, dust and concrete blocks on the surface of sand and gravel, and also used for destroying sand water vapor layer to improve dehydration effect, so as to improve the quality and use value of sand and gravel aggregate. Traditional sand washer mainly includes wheel bucket type, spiral type and roller type, and its working principle mainly depends on the rotation of impeller or spiral device to drive sand and gravel to roll, rub and elutriate in water, and impurities are discharged by water flow.

[0003] However, the existing sand washing technology still has many limitations in actual application, especially when dealing with mine machinery sand, which is more prominent: especially for sand with surface attached concrete or strong adhesive impurities, the traditional sand washer often cannot effectively strip, resulting in residual impurities on the surface of washed sand, affecting the mixing strength and engineering quality in subsequent use.

[0004] Therefore, it is necessary to provide a sand washer for mine machinery to solve the above problems. SUMMARY

[0005] The main purpose of the present application is to provide a sand washer for mine machinery, which can effectively solve the problems in the background art.

[0006] To achieve the above purpose, the technical scheme adopted by the present application is as follows: A sand washer for mine machinery, comprising a vibration chamber, a crushing assembly, a discharging chamber, a spiral cleaning assembly and a water tank, a rotating shaft is rotationally connected to the center of the inner cavity of the spiral cleaning assembly, a first spiral blade is installed on the outer wall of the rotating shaft, a second spiral blade is installed on the outer wall of the first spiral blade, a guide plate is installed at the bottom of the inner cavity of the spiral cleaning assembly, a second guide plate is installed at one end of the top of the guide plate, a water power box is installed at one end of the bottom of the guide plate, a turbine blade is arranged at the bottom of the water power box, and a stirring roller is installed at one end of the turbine blade; A main shaft is rotationally connected to the side of the inner cavity of the vibration chamber, cams are symmetrically installed on the outer wall of both ends of the main shaft, a worm gear is installed in the center of the main shaft, a linkage shaft is installed in the inner cavities of the vibration chamber, the discharging chamber and the spiral cleaning assembly, a worm is installed at the top of the linkage shaft, a first bevel gear is installed at the bottom of the linkage shaft, a second bevel gear is installed at one end of the rotating shaft, and a driving assembly is installed on the outer wall of the crushing assembly.

[0007] Preferably, the top of the vibrating chamber is provided with a feeding hopper, the inner cavity of the vibrating chamber is horizontally vibrated with a double-layer screen assembly, the crushing assembly is installed on the side of the vibrating chamber, and the crushing assembly is symmetrically connected with a crushing roller on both sides of the inner cavity. The top and bottom of the double-layer screen assembly are symmetrically provided with screens, the size of the top screen is larger than that of the bottom screen, the top and bottom of the double-layer screen assembly are symmetrically provided with movable blocks at both ends, the inner cavity of the vibrating chamber is provided with a fixed rod, the outer wall of the fixed rod is wound with a spring, one end of the spring is connected with the movable block, the other end of the spring is connected in the inner cavity of the vibrating chamber, and the movable block is movably connected in the inner cavity of the vibrating chamber and is sleeved on the outer wall of the fixed rod.

[0008] Preferably, the top of the crushing assembly is provided with a material guide pipe, the bottom of the crushing assembly is provided with a material conveying pipe, the top of the crushing assembly is installed on the side of the vibrating chamber, the bottom of the material conveying pipe is installed on the side of the discharging chamber, and the discharging chamber is installed on the bottom of the vibrating chamber.

[0009] Preferably, the bottom of the crushing assembly is provided with a second screen with the same size as the bottom screen, the material conveying pipe is used for conveying the sand passing through the second screen into the discharging chamber, and the top of the crushing assembly is symmetrically provided with a first material guide plate on both sides.

[0010] Preferably, the side of the bottom of the discharging chamber is communicated with the inner cavity of the spiral cleaning assembly, the first spiral blade and the second spiral blade are both rotatably connected in the inner cavity of the spiral cleaning assembly, the first spiral blade is right-handed with a large pitch, the second spiral blade is installed on the outer edge of the first spiral blade through a support spoke and is left-handed with a small pitch, and the staggered layout of the first spiral blade and the second spiral blade is used to form a turbulent flow area for separating silt.

[0011] Preferably, the guide plate is inclined with the left side being higher and the right side being lower, the second material guide plate is inclined with the right side being higher and the left side being lower, the left side of the second material guide plate and the guide plate at the bottom thereof are provided with a gap for the movement of silt, the hydraulic box body is a cavity structure with the top, the bottom and the right side being communicated with the outside, and the inner cavity of the hydraulic box body is provided with a silt filter screen arranged with the left side being higher and the right side being lower.

[0012] Preferably, the turbine blade is located at the center of the bottom of the hydraulic box body, the turbine blade and the stirring roller are both rotatably connected in the inner cavity of the water tank, the inner cavity of the spiral cleaning assembly is provided with a high-pressure spray pipe at the top of both ends, the water tank is symmetrically provided with a water conveying pipe at both ends of the top, and the outer wall of the water conveying pipe is flange-connected with a valve.

[0013] Preferably, the two sides of the driving assembly inner cavity are symmetrically connected with gears, the two gears are meshed with each other, the gears are connected with the crushing roller, the outer wall of the vibrating chamber and the driving assembly is provided with a belt, the inner cavity of the belt is provided with a belt pulley on both sides, one of the belt pulleys is connected with one of the gears, the outer wall of the vibrating chamber is provided with a servo motor, and the servo motor drives the other belt pulley through a rotating shaft.

[0014] Preferably, the main shaft is connected with the belt pulley at the vibrating chamber, one side of the cam protrusion is fitted with the side edge of the double-layer screen assembly, and the worm and the worm gear are both rotationally connected to the side edge of the vibrating chamber inner cavity.

[0015] Preferably, the first bevel gear extends to the left side of the spiral cleaning assembly inner cavity, and the first bevel gear is meshed with the second bevel gear.

[0016] Compared with the prior art, the present application provides a sand washer for mine machinery, which has the following advantages: The sand washer for mine machinery is provided with a double-layer screen assembly and a crushing assembly, the double-layer screen assembly can screen the mine sand into large and small sizes, the double-layer screen assembly is obliquely arranged, the mine sand that has not passed through the screen can be input into the crushing assembly through the material guide pipe for crushing treatment, so that the mine sand meets the required size requirements, and the pretreatment can be performed on the mine sand during the cleaning work, which not only avoids the rework problem caused by incomplete screening of the traditional equipment, but also significantly improves the uniformity of the mine sand product, and ensures that the final output of the mine sand particles meets the high-standard building sand requirements.

[0017] The sand washer for mine machinery adopts the design of the first spiral blade and the second spiral blade in the inner and outer layers, the first spiral blade can push the mine sand to move axially, the reverse spiral design of the second spiral blade can form a high-strength turbulent zone, so that the mine sand can roll and rub at a high frequency during the conveying process, and therefore the surface clay and mud film can be completely stripped, the pain point of mud sand residue in the traditional single spiral or vibration cleaning is solved, and the deep cleaning effect on the mine sand can be achieved.

[0018] The sand washer for mine machinery is provided with the first spiral blade, which can push the mine sand to move axially, the second spiral blade is provided with a reverse spiral design to generate local vortex and form a high-strength shear zone, which can effectively improve the mud sand stripping efficiency of the mine sand, the inner and outer layers of the first spiral blade and the second spiral blade are arranged in a staggered manner to form an alternating pressure gradient, the water flow generates turbulence in the blade gap, which can effectively improve the rolling frequency of the mine sand, and therefore the cleaning accuracy and efficiency of the mine sand can be greatly improved.

[0019] The sand washer for mine machinery, the whole machine drives double-layer screen assembly, crushing assembly and spiral cleaning assembly through single servo motor, can greatly simplify transmission structure and reduce energy consumption. The traditional sand washer needs multiple independent motors to drive each functional unit respectively, and the linkage design of main shaft, cam, worm gear, worm, first bevel gear and second bevel gear is adopted to realize efficient power distribution, which significantly reduces power consumption and equipment floor space.

[0020] The sand washer for mine machinery can clean the mineral sand in the inner cavity of the spiral cleaning assembly through the water delivery pipe and high-pressure spray pipe, and the water flow moves from left to right through the inclined flow guide plate, which can improve the mineral sand discharge efficiency and increase the gravitational potential energy of the falling water flow. After the falling water flow contacts the turbine blade, it can drive the turbine blade to rotate, so that the stirring roller can stir in the inner cavity of the water tank. Based on this, the required medicament for water and mineral sand cleaning can be mixed according to the use requirement, such as coagulant and flocculant. This structure can further reduce the overall energy consumption and effectively utilize water power to drive the stirring roller.

[0021] The sand washer for mine machinery can discharge the silted sand after cleaning through the gap between the flow guide plate and the second guide plate, and the silted sand can be filtered through the silted sand filter screen and accumulated on the right side of the inner cavity of the water tank, which can reduce the interference with the turbine blade and facilitate subsequent unified cleaning of the silted sand. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is the overall structure diagram of the present application; Figure 2 It is the sectional view of the vibration chamber of the present application; Figure 3 It is the structure diagram of the crushing assembly of the present application; Figure 4 It is the sectional view of the crushing assembly of the present application; Figure 5 It is the sectional view of the spiral cleaning assembly of the present application; Figure 6 It is the sectional view of the spiral cleaning assembly of the present application; Figure 5

[0023] ​In the figure: 1. feed hopper; 2. vibration chamber; 3. double-layer screen assembly; 4. screen; 5. movable block; 6. fixed rod; 7. spring; 8. main shaft; 9. cam; 10. worm gear; 11. linkage shaft; 12. worm; 13. first bevel gear; 14. crushing assembly; 15. guide pipe; 16. feed pipe; 17. belt; 18. pulley; 19. servo motor; 20. drive assembly; 21. gear; 22. crushing roller; 23. first guide plate; 24. spiral cleaning assembly; 25. water tank; 26. water pipe; 27. high-pressure spray pipe; 28. rotating shaft; 29. ​​second bevel gear; 30. guide plate; 31. first spiral blade; 32. second spiral blade; 33. second guide plate; 34. hydraulic box; 35. silt filter; 36. turbine blade; 37. stirring roller; 38. discharge chamber. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] Example 1: like Figures 1-4 As shown, a sand washing machine for mining machinery includes a vibration chamber 2, a crushing assembly 14, a discharge chamber 38, a spiral cleaning assembly 24, and a water tank 25. A feed hopper 1 is installed on the top of the vibration chamber 2. A double-layer screen assembly 3 vibrates horizontally in the inner cavity of the vibration chamber 2. The crushing assembly 14 is installed on the side of the vibration chamber 2. Crushing rollers 22 are symmetrically connected to the two sides of the inner cavity of the crushing assembly 14. Screens 4 are symmetrically installed on the top and bottom of the double-layer screen assembly 3. The size of the top screen 4 is larger than that of the bottom screen 4. Movable blocks 5 are symmetrically installed on the top and bottom of both ends of the double-layer screen assembly 3. A fixed rod 6 is installed in the inner cavity of the vibration chamber 2. A spring 7 is wound around the outer wall of the fixed rod 6. One end of the spring 7 is connected to the movable block 5, and the other end of the spring 7 is connected to the inner cavity of the vibration chamber 2. The movable block 5 is movably connected to the vibration chamber 2 and is sleeved on the outer wall of the fixed rod 6. The double-layer screen assembly 3 is inclined, and the right side of the double-layer screen assembly 3 is inclined toward the crushing assembly 14. A guide pipe 15 is installed on the top of the crushing assembly 14, and a conveying pipe 16 is installed at the bottom of the crushing assembly 14. The top of the crushing assembly 14 is installed on the side of the vibration chamber 2, and the bottom of the conveying pipe 16 is installed on the side of the discharge chamber 38. The discharge chamber 38 is installed at the bottom of the vibration chamber 2. The guide pipe 15 is used to receive the ore that has not passed through the screen 4, and the discharge chamber 38 is used to receive the ore that has passed through the bottom screen 4. A second screen of the same size as the bottom screen 4 is installed at the bottom of the inner cavity of the crushing assembly 14. The conveying pipe 16 is used to transport the ore that has passed through the second screen to the discharge chamber 38. First guide plates 23 are symmetrically installed on both sides of the top of the inner cavity of the crushing assembly 14; Through the double-layer screen assembly 3 and the crushing assembly 14 arranged, the double-layer screen assembly 3 can screen the mineral sand into large and small sizes, the double-layer screen assembly 3 arranged obliquely can input the mineral sand not passing through the screen 4 to the crushing assembly 14 through the guide pipe 15 to be crushed, so that the mineral sand meets the required size requirement, and the mineral sand can be pretreated when being washed, so that the problem of rework caused by incomplete screening of the traditional equipment is avoided, the uniformity of the mineral sand product is improved, and it is ensured that the final output mineral sand particles meet the high-standard building sand requirement.

[0026] Example two: As Figure 1 , Figure 5 , Figure 6As shown, a mine washing machine, the inner cavity of the spiral cleaning assembly 24 is rotationally connected with a rotating shaft 28, the outer wall of the rotating shaft 28 is provided with a first spiral blade 31, the outer wall of the first spiral blade 31 is provided with a second spiral blade 32, the bottom of the inner cavity of the spiral cleaning assembly 24 is provided with a guide plate 30, one end of the top of the guide plate 30 is provided with a second guide plate 33, one end of the bottom of the guide plate 30 is provided with a water tank 34, the bottom of the water tank 34 is provided with a turbine blade 36, one end of the turbine blade 36 is provided with a stirring roller 37, the side of the bottom of the discharge chamber 38 is communicated with the inner cavity of the spiral cleaning assembly 24, the first spiral blade 31 and the second spiral blade 32 are rotationally connected in the inner cavity of the spiral cleaning assembly 24, the first spiral blade 31 is provided with a large pitch right-handed, which is used for quickly pushing the mine sand from left to right, the second spiral blade 32 is installed on the outer edge of the first spiral blade 31 through a support spoke, which is provided with a small pitch left-handed, which is used for creating a reverse local vortex in the main flow pushed by the first spiral blade 31, the guide plate 30 is provided with an inclined shape with a high left side and a low right side, the second guide plate 33 is provided with an inclined shape with a high right side and a low left side, the top of the left side of the second guide plate 33 is provided with an inclined shape, which facilitates the mine sand to be taken out of the inner cavity of the spiral cleaning assembly 24 by the first spiral blade 31, the left side of the second guide plate 33 and the guide plate 30 at the bottom thereof leave a gap for the movement of the silt sand, the water tank 34 is provided with a cavity structure with the top, the bottom and the right side communicated with the outside, the inner cavity of the water tank 34 is provided with a silt sand filter screen 35 arranged with a high left side and a low right side, the top of the water tank 34 is communicated with the top of one end of the guide plate 30, the water tank 34 is used for receiving the silt sand passing through the gap, the silt sand filter screen 35 is used for filtering the sand suction water, so that the silt sand can fall into the right side of the inner cavity of the water tank 25, the turbine blade 36 is located in the middle of the bottom of the water tank 34, the turbine blade 36 and the stirring roller 37 are rotationally connected in the inner cavity of the water tank 25, the top of both ends of the inner cavity of the spiral cleaning assembly 24 is provided with a high-pressure spray pipe 27, both ends of the top of the water tank 25 are symmetrically provided with a water supply pipe 26, the outer wall of the water supply pipe 26 is flange-connected with a valve, the water supply pipe 26 is used for inputting the water in the inner cavity of the water tank 25 to the high-pressure spray pipe 27, the right side of the water tank 25 is detachably provided with a sealing plate, after the sealing plate is removed, the silt sand cut off by the silt sand filter screen 35 can be removed, the right side of the spiral cleaning assembly 24 is provided with a mine sand outlet; By adopting the design of the first spiral blade 31 and the second spiral blade 32 with the inner and outer layers staggered, the first spiral blade 31 can push the mine sand to be axially conveyed, the reverse spiral design of the second spiral blade 32 can form a high-strength turbulent flow area, so that the mine sand can be high-frequency tumbled and rubbed during the conveying process, thus the surface clay and mud film can be completely stripped, the pain point of the residual mud sand in the traditional single spiral or vibration cleaning is solved, and the effect of deep cleaning of the mine sand can be achieved; Through the first spiral blade 31 set, its main guide transport function, can push the sand to move axially, through the second spiral blade 32 set, its reverse spiral design can make local vortex, form high strength shear zone, can effectively improve the sand and silt stripping efficiency, the first spiral blade 31 and the second spiral blade 32 inner and outer blade staggered layout forms alternating pressure gradient, make the water flow in the blade gap turbulence, can effectively improve the frequency of sand tumbling, therefore, can greatly improve the cleaning accuracy and efficiency of the sand; Based on this, the sand after preliminary screening can enter the spiral cleaning assembly 24, under the action of the first spiral blade 31 and the second spiral blade 32 turbulence, complete the depth cleaning; Through the setting of water pipe 26 and high pressure spray pipe 27, the sand in the cavity of spiral cleaning assembly 24 can be cleaned, through the inclined setting of guide plate 30, the water flow will move from left to right, can improve the sand discharge efficiency and also can improve the gravity potential energy of water flow, after the falling water flow contacts with turbine blade 36, it can drive it to rotate, so that the stirring roller 37 can stir in the inner cavity of water tank 25, based on this, the water and the required reagent for sand cleaning can be mixed according to the use demand, the reagent such as coagulant, flocculant, this structure can further reduce the overall energy consumption, can effectively utilize the water power to drive the stirring roller 37; Through the setting of the second guide plate 33, it can carry out the discharge treatment of the sand cleaning after the sand cleaning through the gap of guide plate 30, through the setting of sand filter screen 35, the sand can be filtered, so that it can be accumulated on the right side of the inner cavity of water tank 25, can reduce the interference with turbine blade 36, and the subsequent unified cleaning of the sand is also convenient; The water flow is filtered through guide plate 30 and sand filter screen 35 and recovered to water tank 25, and the falling potential energy is partially converted into the auxiliary stirring power of turbine blade 36.

[0027] Example three: As Figures 1-5As shown, a mine machinery sand washing machine, the side of the vibration chamber 2 inner cavity rotationally connected with the main shaft 8, the two ends of the outer wall of the main shaft 8 symmetrically installed with cam 9, the main shaft 8 installed with worm gear 10, vibration chamber 2, the inner cavity of the discharge chamber 38, spiral cleaning assembly 24 installed with linkage shaft 11, the top of the linkage shaft 11 installed with worm 12, the bottom of the linkage shaft 11 installed with the first bevel gear 13, one end of the rotating shaft 28 installed with the second bevel gear 29, the outer wall of the crushing assembly 14 installed with the drive assembly 20, the two sides of the inner cavity of the drive assembly 20 rotationally connected with gear 21, two gear 21 mesh with each other, gear 21 and crushing roller 22 are connected, the outer wall of the vibration chamber 2 and the drive assembly 20 is installed with belt 17, the inner cavity of the belt 17 is installed with belt pulley 18 on both sides, one of the belt pulley 18 is connected with one of the gear 21, the outer wall of the vibration chamber 2 is installed with servo motor 19, the servo motor 19 drives the other belt pulley 18 through the rotating shaft, the main shaft 8 is connected with the belt pulley 18 at the vibration chamber 2, the convex side of the cam 9 is attached to the side of the double-layer screen assembly 3, the worm gear 10 and the worm 12 are rotationally connected to the side of the inner cavity of the vibration chamber 2, the worm 12 is engaged with the worm gear 10, the first bevel gear 13 extends to the left side of the inner cavity of the spiral cleaning assembly 24, the first bevel gear 13 is engaged with the second bevel gear 29. The whole machine drives double-layer screen assembly 3, crushing assembly 14, spiral cleaning assembly 24 through a single servo motor 19, which can greatly simplify the transmission structure and reduce energy consumption. The traditional sand washing machine needs multiple independent motors to drive each functional unit, while the linkage design of the main shaft 8, cam 9, worm gear 10, worm 12, first bevel gear 13 and second bevel gear 29 realizes efficient power distribution, significantly reducing power consumption and equipment space.

[0028] It should be noted that the present application is a kind of mine machinery sand washing machine, when using, start servo motor 19, at this time, it can drive belt 17 and belt pulley 18, one side of the belt pulley 18 will drive crushing roller 22 through gear 21, the other side of the belt pulley 18 will drive main shaft 8, main shaft 8 will drive cam 9 and worm gear 10 to rotate after rotating, worm gear 10 will engage with worm 12 after rotating, thereby driving linkage shaft 11 to rotate, linkage shaft 11 can drive first bevel gear 13 to engage with second bevel gear 29 at this time, thereby driving rotating shaft 28 to rotate; The ore sand to be cleaned is injected into the inner cavity of the vibration chamber 2 through the feed hopper 1, the rotating cam 9 continuously impacts the double-layer screen assembly 3, and the double-layer screen assembly 3 is driven to vibrate in cooperation with the spring 7, so that the ore sand falling into the bottom of the double-layer screen assembly 3 is screened and treated, the ore sand passing through the two screens 4 falls into the inner cavity of the discharge chamber 38, and the ore sand not passing through the screen 4 slides into the inner cavity of the crushing assembly 14 through the guide pipe 15, at this time, the first guide plate 23 at the top of the two sides of the inner cavity of the crushing assembly 14 guides the ore sand in the crushing assembly 14 to the middle of the crushing assembly 14, and the crushing roller 22 arranged in cooperation can crush the ore sand until the ore sand can enter the inner cavity of the discharge chamber 38 through the conveying pipe 16; The water conveying pipe 26 is started, the inner cavity of the spiral cleaning assembly 24 is sprayed through the high-pressure spray pipe 27, when the rotating shaft 28 rotates, the first spiral blade 31 rotates, the first spiral blade 31 drives the second spiral blade 32 to rotate, at this time, the first spiral blade 31 can push the ore sand to move axially, the second spiral blade 32 generates local vortex by reverse rotation to strip the ore sand, and the silt and water are separated by gravity, and the cleaned ore sand is discharged from the right side of the spiral cleaning assembly 24; The sprayed water is guided to the water tank 25 by the guide plate 30, and the silt at the bottom is also moved, at this time, the silt is intercepted by the silt filter screen 35 and falls on the right side of the inner cavity of the water tank 25, the water flowing from the left high to the right low guide plate 30 contacts the turbine blade 36 through the gravitational potential energy, so that the turbine blade 36 drives the stirring roller 37 to rotate, at this time, the stirring roller 37 can stir the water and the medicament in the inner cavity of the water tank 25, so that the cleaning efficiency of the ore sand is improved.

[0029] The basic principles and main features of the present application are shown and described, and the advantages of the present application are shown and described. It should be understood by those skilled in the art that the present application is not limited to the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principles of the present application, and various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A sand washing machine for mining machinery, comprising a vibration chamber (2), a crushing assembly (14), a discharge chamber (38), a spiral cleaning assembly (24), and a water tank (25), characterized in that: The center of the inner cavity of the spiral cleaning component (24) is rotatably connected to a rotating shaft (28), the outer wall of the rotating shaft (28) is mounted with a first spiral blade (31), the outer wall of the first spiral blade (31) is mounted with a second spiral blade (32), the bottom of the inner cavity of the spiral cleaning component (24) is mounted with a guide plate (30), one end of the top of the guide plate (30) is mounted with a second material guide plate (33), one end of the bottom of the guide plate (30) is mounted with a hydraulic box (34), the bottom of the hydraulic box (34) is provided with a turbine blade (36), and one end of the turbine blade (36) is mounted with a stirring roller (37); The side of the inner cavity of the vibration chamber (2) is rotatably connected to a main shaft (8), cams (9) are symmetrically installed at both ends of the outer wall of the main shaft (8), a worm gear (10) is installed in the center of the main shaft (8), a linkage shaft (11) is installed in the inner cavity of the vibration chamber (2), the discharge chamber (38), and the spiral cleaning component (24), a worm (12) is installed on the top of the linkage shaft (11), a first bevel gear (13) is installed at the bottom of the linkage shaft (11), a second bevel gear (29) is installed at one end of the rotating shaft (28), and a driving component (20) is installed on the outer wall of the crushing component (14).

2. A sand washing machine for mining machinery according to claim 1, characterized in that: A feed hopper (1) is installed on the top of the vibration chamber (2), a double-layer screen assembly (3) is horizontally vibrated in the inner cavity of the vibration chamber (2), the crushing assembly (14) is installed on the side of the vibration chamber (2), and crushing rollers (22) are symmetrically connected to the inner cavity of the crushing assembly (14); Screens (4) are symmetrically installed on the top and bottom of the double-layer screen assembly (3), and the size of the top screen (4) is larger than that of the bottom screen (4). Movable blocks (5) are symmetrically installed on the top and bottom of both ends of the double-layer screen assembly (3). A fixed rod (6) is installed in the inner cavity of the vibration chamber (2), and a spring (7) is wound around the outer wall of the fixed rod (6). One end of the spring (7) is connected to the movable block (5), and the other end of the spring (7) is connected to the inner cavity of the vibration chamber (2). The movable block (5) is movably connected in the inner cavity of the vibration chamber (2) and is sleeved on the outer wall of the fixed rod (6).

3. The sand washing machine for mining machinery according to claim 1, characterized in that: A guide pipe (15) is installed on the top of the crushing assembly (14), and a delivery pipe (16) is installed on the bottom of the crushing assembly (14). The top of the crushing assembly (14) is installed on the side of the vibration chamber (2), and the bottom of the delivery pipe (16) is installed on the side of the discharge chamber (38). The discharge chamber (38) is installed on the bottom of the vibration chamber (2). The guide pipe (15) is used to receive the ore sand that has not passed through the screen (4).

4. A sand washing machine for mining machinery according to claim 3, characterized in that: A second screen having the same size as the screen (4) at the bottom is installed at the bottom of the inner cavity of the crushing assembly (14); the feeding pipe (16) is used to transport the ore sand passing through the second screen to the discharge chamber (38); and first guide plates (23) are symmetrically installed on both sides of the top of the inner cavity of the crushing assembly (14).

5. The sand washing machine for mining machinery according to claim 1, characterized in that: The side of the bottom of the discharge chamber (38) is communicated with the inner cavity of the spiral cleaning component (24), and the first spiral blade (31) and the second spiral blade (32) are both rotatably connected in the inner cavity of the spiral cleaning component (24). The first spiral blade (31) is a right-handed setting with a large pitch, and the second spiral blade (32) is installed on the outer edge of the first spiral blade (31) through a supporting spoke, and is a left-handed setting with a small pitch. The staggered layout of the first spiral blade (31) and the second spiral blade (32) is used to form a turbulent zone for sediment separation.

6. The sand washing machine for mining machinery according to claim 1, characterized in that: The guide plate (30) is tilted with the left side higher and the right side lower. The second material guide plate (33) is tilted with the right side higher and the left side lower. A gap is left between the left side of the second material guide plate (33) and the guide plate (30) at its bottom for silt sand to move. The hydraulic box (34) is a cavity structure with the top, bottom and right side communicating with the outside. A silt sand filter (35) arranged with the left side higher and the right side lower is installed in the inner cavity of the hydraulic box (34).

7. A sand washing machine for mining machinery according to claim 6, characterized in that: The turbine blade (36) is located in the center of the bottom of the hydraulic box (34). The turbine blade (36) and the stirring roller (37) are both rotatably connected in the inner cavity of the water tank (25). High-pressure spray pipes (27) are installed on the top of both ends of the inner cavity of the spiral cleaning component (24). Water pipes (26) are symmetrically installed at both ends of the top of the water tank (25). The outer walls of the water pipes (26) are flange-connected with valves.

8. The sand washing machine for mining machinery according to claim 1, characterized in that: Gears (21) are symmetrically connected to the inner cavity of the driving component (20), and the two gears (21) are meshed with each other. The gears (21) are connected to the crushing roller (22). Belts (17) are installed on the outer walls of the vibration chamber (2) and the driving component (20). Pulleys (18) are installed on both sides of the inner cavity of the belt (17). One of the pulleys (18) is connected to one of the gears (21). A servo motor (19) is installed on the outer wall of the vibration chamber (2), and the servo motor (19) drives the other pulley (18) through a rotating shaft.

9. The sand washing machine for mining machinery according to claim 9, characterized in that: The main shaft (8) is connected to the pulley (18) at the vibration chamber (2), the raised side of the cam (9) is in contact with the side of the double-layer screen assembly (3), the worm wheel (10) and the worm (12) are both rotatably connected to the side of the inner cavity of the vibration chamber (2), and the worm (12) is meshed with the worm wheel (10).

10. The sand washing machine for mining machinery according to claim 9, characterized in that: The first bevel gear (13) extends to the left side of the inner cavity of the spiral cleaning assembly (24), and the first bevel gear (13) is meshed with the second bevel gear (29).

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