CN115301384B

CN115301384B - Tailing recycling equipment

Info

Publication number: CN115301384B
Application number: CN202211231293.5A
Authority: CN
Inventors: 姜佳迪; 王玉磊; 郑金; 高燕
Original assignee: Nanjing Boda Environmental Technology Co ltd
Current assignee: Nanjing Boda Environmental Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-04-25
Anticipated expiration: 2042-10-10
Also published as: CN115301384A

Abstract

The invention discloses tailing recycling equipment in the technical field of tailing solid waste crushing, which comprises a shell and four groups of supporting legs, wherein a recycling mechanism is arranged in the shell and at the upper end of one side of the shell, the recycling mechanism comprises a crushing assembly arranged at the upper end of the shell and used for crushing tailings, a filtering assembly used for filtering the tailings is arranged in the shell, a metal removing assembly used for screening metal impurities from crushed tailings is arranged at a position close to one side of the interior of the shell, and a grinding mechanism used for secondarily crushing the tailings is arranged at the bottom of the inner side of the shell. According to the tailings recycling equipment, the crushing assembly, the filtering assembly and the metal removing assembly in the recycling mechanism are matched with each other, so that influence of dust on the environment and human bodies during crushing is avoided, and meanwhile, metal impurities in tailings are screened out, so that equipment is prevented from being damaged.

Description

Tailing recycling equipment

Technical Field

The invention relates to the technical field of solid waste crushing of tailings, in particular to a tailings recycling device.

Background

The fraction of the product of the separation operation in beneficiation that has a low content of the useful target component and cannot be used for production is called tailings. When the existing tailings are recycled, firstly, the tailings are required to be crushed and ground, and the traditional equipment is provided with a cylinder cover because the feeding cylinder is not provided with the cylinder cover, so that a large amount of dust is generated in the crushing process of the dried tailings, a certain influence is brought to the surrounding environment and people, secondly, the tailings are often piled up together before crushing, so that impurities such as metal are easy to mix in the tailings in the crushing or grinding process, the crushing of the equipment is easy to be influenced by the metal impurities, and the equipment is damaged by the metal with higher hardness.

Disclosure of Invention

The invention mainly aims to provide tailing recycling equipment, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a tailing recycling equipment, includes shell, four sets of stabilizer blades, recovery mechanism is installed to the inside and one side upper end of shell, recovery mechanism's inside is including setting up the crushing components to tailing crushing in the shell upper end, the inside of shell is provided with the filter components to tailing filtration, the inside of shell is close to one side position and installs the metal removal subassembly to the tailing screening metal debris after crushing, the grinding mechanism to tailing regrind is installed to the inboard bottom of shell.

Preferably, the crushing assembly comprises a feeding barrel welded at the upper end of one side of the shell, a barrel cover is movably connected to the upper side of the feeding barrel, two groups of rotating shafts are movably connected to the inside of the feeding barrel, crushing rollers are fixedly connected to the outer sides of the rotating shafts, post gears are fixedly connected to the rear ends of the rotating shafts, a group of rear ends of the post gears are fixedly connected with first rotating wheels, a first rotating belt is sleeved on the inner side of the first rotating wheels, and a motor is fixedly connected to the front end of the feeding barrel corresponding to the position of one group of rotating shafts.

Preferably, one front side of the two groups of rotating shafts penetrates through the feeding cylinder to be fixedly connected with an inner rotor of the motor, and the two groups of column gears are meshed with each other.

Preferably, the filter assembly comprises a filter plate movably connected to the inner wall of the shell, a connecting plate is fixedly connected to the bottom of the shell, a water tank is arranged between the connecting plate and the inner wall of one side of the shell, a movable plate is movably connected to the upper side of the connecting plate, a water inlet pipe is arranged at the position, corresponding to the water tank, of one side of the shell, a water guide pipe is arranged at the rear side of the shell, a water pump is arranged on the water guide pipe, a spray head is fixedly connected to the lower end of the cylinder cover, a fixing plate is fixedly connected to the upper side, close to the movable plate, of the inside of the shell, and two groups of spring sets are arranged among the fixing plate, the movable plate and the filter plate.

Preferably, the water seepage hole is formed in the filter plate, the filter plate is arranged in an inclined mode, a discharge opening is formed in one side of the filter plate, an opening is formed in one side of the shell, corresponding to the position of the filter plate, the movable plate is arranged in an inclined mode, the upper side of the water guide pipe penetrates through the inside of the cylinder cover and is connected with the spray head, and the lower side of the water guide pipe is connected with the lower side of the water tank.

Preferably, the metal removing assembly comprises two groups of synchronous wheels movably connected to one side of the shell, the outer sides of the two groups of synchronous wheels are sleeved with synchronous belts, the surfaces of the synchronous belts are provided with magnetic sheets, one group of synchronous wheels are fixedly connected with second rotating wheels, the inner sides of the second rotating wheels are sleeved with second rotating belts, the other groups of synchronous wheels are sleeved with rotating plates in front and back positions, the outer sides of the two groups of rotating plates are sleeved with movable sleeves, two groups of first springs are fixedly connected between the rotating plates and one side inner walls of the movable sleeves, one end of each movable sleeve is fixedly connected with a metal removing frame, and one side of each metal removing frame is movably connected with an L-shaped frame.

Preferably, one group of the two groups of synchronous wheels far away from the second rotating wheel penetrates through the inside of the shell, a discharge opening is formed in one side of the shell corresponding to the position of the synchronous belt, the second rotating wheel is arranged to be a double-wheel shaft, the second rotating wheel, the first rotating belt and the first rotating wheel are in transmission connection, and the upper end of the L-shaped frame is fixedly connected with the filter plate.

Preferably, the grinding mechanism comprises a discharge hole formed in one side of the shell, a mounting rod is fixedly connected to the inner bottom of the shell and the discharge hole, four groups of mounting rods are movably connected with a discharge plate, two springs are sleeved on the upper side and the lower side of the mounting rods, which are close to the discharge plate, respectively, a grinding box at the lower side of a group of synchronous wheels is sleeved on the outer side of the shell, a connecting frame is fixedly connected to the upper side of the grinding box, a rotating rod is movably connected between the connecting frame and the inner bottom of the shell, a grinding block is fixedly connected to the outer side of the rotating rod, a top disc is fixedly connected to the outer side of the rotating rod, a first bevel gear is fixedly connected to the outer side of the rotating rod, a supporting plate is fixedly connected to the inner side of the inner bottom of the shell, a transmission rod is movably connected to the upper side of the supporting plate, a second bevel gear is fixedly connected to the front end of the transmission rod, and a third rotating wheel is fixedly connected to the rear end of the transmission rod.

Preferably, the four groups of mounting rods are arranged at left and right groups of different heights, the discharging plate is arranged in an inclined mode, the upper side position of the grinding box is arranged in a conical mode, the upper end of the top disc is close to the edge position, the first bevel gear is meshed with the second bevel gear, the transmission rod penetrates through the rear side position of the shell, and the third rotating wheel, the second rotating wheel and the second rotating belt are in transmission connection.

Compared with the prior art, the invention has the following beneficial effects:

the motor drives the two groups of crushing rollers to primarily crush the tailings, and the cylinder cover can avoid the influence on the environment caused by direct flying of a large amount of dust in the crushing process.

The vibration that produces through filter and fly leaf is retrieved the water source of spraying, and the vibration of fly leaf avoids gluing the silt simultaneously, and the shower nozzle removes dust to the inside of feed cylinder once more, avoids when opening the cover, and a large amount of dust outwards flies out and influences and destroy environment and human body.

Through promote L style of calligraphy frame and remove the metal frame in the vibration of filter, rotate along the rotor plate to remove the upper and lower side of metal frame along with the vibration laminating at the surface of hold-in range, scrape down metal debris, avoid producing the influence to equipment.

Through the cooperation of second rotor, second rotation area, third rotor, drive the tailing that grinds piece cooperation grinding case carries out secondary crushing, and the top disc is rotatory with the lug, and the setting of cooperation second spring makes the flitch vibration, gets rid of the tailing after smashing.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic rear view of the present invention;

FIG. 4 is a schematic view of a partially cut-away structure of the present invention;

FIG. 5 is a schematic view of a partially cut-away structure of the present invention;

fig. 6 is an enlarged schematic view of the a part of the present invention.

In the figure: 1. a housing; 2. a support leg; 3. a recovery mechanism; 31. a crushing assembly; 311. a feed cylinder; 312. a cylinder cover; 313. a rotation shaft; 314. a crushing roller; 315. a post gear; 316. a first rotating wheel; 317. a first rotating belt; 318. a motor; 32. a filter assembly; 321. a filter plate; 322. a connecting plate; 323. a water tank; 324. a movable plate; 325. a water inlet pipe; 326. a water conduit; 327. a water pump; 328. a spray head; 329. a fixing plate; 3210. a spring set; 33. a metal removal assembly; 331. a synchronizing wheel; 332. a synchronous belt; 333. a second rotating wheel; 334. a second rotating belt; 335. a rotating plate; 336. a movable sleeve; 337. a first spring; 338. removing the metal frame; 339. an L-shaped frame; 4. a grinding mechanism; 41. a discharge port; 42. a mounting rod; 43. a discharge plate; 44. a second spring; 45. a grinding box; 46. a connecting frame; 47. a rotating rod; 48. grinding the blocks; 49. a top plate; 410. a first bevel gear; 411. a support plate; 412. a transmission rod; 413. a second bevel gear; 414. and a third rotating wheel.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships in which the present invention is expressed or positional relationships, merely for convenience in describing and simplifying the description, and do not indicate or imply that the apparatus or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-6, an embodiment of the present invention is provided: the utility model provides a tailing recycling equipment, including shell 1, four sets of stabilizer blades 2, recovery mechanism 3 is installed to the inside of shell 1 and one side upper end, and recovery mechanism 3's inside is including setting up crushing set 31 to the tailing crushing in shell 1 upper end, and shell 1's inside is provided with the filter component 32 to tailing filtration, and shell 1's inside is close to one side position and installs the metal removal subassembly 33 to the tailing screening metal debris after the breakage, and grinding mechanism 4 to tailing regrind is installed to shell 1 inboard bottom.

The crushing assembly 31 comprises a feeding cylinder 311 welded at the upper end of one side of the shell 1, a cylinder cover 312 is movably connected to the upper side of the feeding cylinder 311, two groups of rotating shafts 313 are movably connected to the inside of the feeding cylinder 311, crushing rollers 314 are fixedly connected to the outer sides of the two groups of rotating shafts 313, post gears 315 are fixedly connected to the rear ends of the two groups of rotating shafts 313, a first rotating wheel 316 is fixedly connected to the rear ends of one group of the two groups of the post gears 315, a first rotating belt 317 is sleeved on the inner side of the first rotating wheel 316, a motor 318 is fixedly connected to the front end of the feeding cylinder 311 corresponding to the position of the one group of the rotating shafts 313, one group of front sides of the two groups of the rotating shafts 313 penetrate through the feeding cylinder 311 and are fixedly connected with an inner rotor of the motor 318, and the two groups of post gears 315 are meshed with each other.

The cylinder cover 312 is opened, tailings are placed in the feeding cylinder 311, the motor 318 is started to drive the connected group of rotating shafts 313 to rotate, and the rear ends of the two groups of rotating shafts 313 are connected with the two groups of column gears 315 to be meshed with each other, so that the two groups of rotating shafts 313, the crushing rollers 314 and the column gears 315 rotate simultaneously, the tailings are primarily crushed through the two groups of crushing rollers 314, and the cylinder cover 312 can avoid a large amount of dust in the crushing process from directly flying out to influence the environment.

The filter assembly 32 comprises a filter plate 321 movably connected to the inner wall of the casing 1, a connecting plate 322 is fixedly connected to the bottom of the casing 1, a water tank 323 is arranged between the connecting plate 322 and the inner wall of one side of the casing 1, a movable plate 324 is movably connected to the upper side of the connecting plate 322, a water inlet pipe 325 is installed at the position of one side of the casing 1 corresponding to the water tank 323, a water guide pipe 326 is arranged at the rear side of the casing 1, a water pump 327 is installed on the water guide pipe 326, a spray head 328 is fixedly connected to the lower end of the cylinder cover 312, two groups of spring groups 3210 are installed between the fixed plate 329, the movable plate 324 and the filter plate 321, water seepage holes are formed in the filter plate 321, the filter plate 321 is in an inclined arrangement, a discharge opening is formed in one side of the filter plate 321, an opening is formed in the position of one side of the casing 1 corresponding to the filter plate 321, the movable plate 324 is in an inclined arrangement, the upper side of the water guide pipe 326 penetrates through the inside of the cylinder cover 312 to be connected with the spray head 328, and the lower side of the water guide pipe 326 is connected to the lower side of the water guide pipe 323.

When broken tailings drop onto the filter plate 321, through the setting of two sets of spring groups 3210, make the vibration that filter plate 321 and fly leaf 324 produced, the infiltration hole on the rethread filter plate 321 oozes the water source that gets into, flow into the inside recovery of basin 323 through fly leaf 324, and broken tailings drop through the discharge opening, the vibration of fly leaf 324 avoids gluing with silt simultaneously, and start water pump 327 cooperation aqueduct 326, shower nozzle 328 removes dust to the inside of feed cylinder 311 once more, avoid when opening cover 312, a large amount of dust outwards flies out and influence and destroy environment and human body, cyclic utilization of water source simultaneously.

The metal removing assembly 33 comprises two groups of synchronous wheels 331 movably connected to one side of the shell 1, a synchronous belt 332 is sleeved on the outer side of the two groups of synchronous wheels 331, a magnetic sheet is arranged on the surface of the synchronous belt 332, one group of synchronous wheels 331 is fixedly connected with a second rotating wheel 333, a second rotating belt 334 is sleeved on the inner side of the second rotating wheel 333, a rotating plate 335 is sleeved on the front and rear positions of the other group of synchronous wheels 331, a movable sleeve 336 is sleeved on the outer side of the two groups of rotating plates 335, two groups of first springs 337 are fixedly connected between the rotating plate 335 and one side inner wall of the movable sleeve 336, one end of the two groups of movable sleeve 336 is fixedly connected with a metal removing frame 338, one side of the metal removing frame 338 is movably connected with an L-shaped frame 339, one group of the two groups of synchronous wheels 331 far away from the second rotating wheel 333 penetrates through the inside of the shell 1, a discharge opening is formed in one side of the shell 1 corresponding to the position of the synchronous belt 332, the second rotating wheel 333 is set to be a double wheel shaft, the second rotating wheel 333, the first rotating belt 317 and the first rotating wheel 316 are in transmission connection, and the upper ends of the L-shaped frame are fixedly connected with the filter plate 321.

The rotation shaft 313 rotates, the first rotating wheel 316 and the first rotating belt 317 drive the second rotating wheel 333 to rotate, so that the synchronous wheel 331 rotates and the synchronous belt 332 is driven to rotate, the magnetic sheets arranged inside the synchronous belt 332 adsorb metal impurities, the L-shaped frame 339 and the metal removing frame 338 are pushed to rotate along the rotating plate 335 while the filter plate 321 vibrates, and therefore the upper side and the lower side of the metal removing frame 338 are attached to the surface of the synchronous belt 332 along with vibration, the metal impurities are scraped, and the influence on equipment is avoided.

The grinding mechanism 4 comprises a discharge hole 41 formed in one side of the shell 1, a mounting rod 42 is fixedly connected to the bottom of the inner side of the shell 1 and the discharge hole 41, a discharge plate 43 is movably connected to the outer sides of the four groups of mounting rods 42, second springs 44 are sleeved on the upper side and the lower side of the outer side of the four groups of mounting rods 42, which are close to the discharge plate 43, a grinding box 45 is fixedly connected to the lower side of the inner side of the shell 1, a connecting frame 46 is fixedly connected to the upper side of the grinding box 45, a rotating rod 47 is movably connected between the connecting frame 46 and the bottom of the inner side of the shell 1, a grinding block 48 is fixedly connected to the outer side of the rotating rod 47, a top disc 49 is fixedly connected to the outer side of the rotating rod 47, a support plate 411 is fixedly connected to the outer side of the rotating rod 47, a transmission rod 412 is movably connected to the upper side of the support plate 411, a second bevel gear 413 is fixedly connected to the front end of the transmission rod 412, the rear end of the transmission rod 412 is fixedly connected to the connection frame 46, grinding blocks 48 are fixedly connected to the rear end 414 of the transmission rod 412, the upper side of the transmission rod 412 is provided with the second bevel gear wheel 412, the upper side of the transmission plate is in a position of the transmission plate 43 is in a position of the same order as that the upper side of the second bevel gear wheel 43 is, and the upper bevel gear wheel 412 is in a position of the upper bevel gear 43 is different from the upper side of the top plate 43, and the upper side of the transmission plate is different from the upper side of the top plate 43.

Through the cooperation of second rotation wheel 333, second rotation area 334, third rotation wheel 414, drive transfer line 412, second bevel gear 413 are rotatory together, and second bevel gear 413 and first bevel gear 410 intermeshing, so make first bevel gear 410 and rotary rod 47, the piece 48 rotates, fall on the hold-in range 332 and only grind the tailing in the case 45 and carry out the regrinding, drive roof plate 49 and lug rotation through rotary rod 47, jack-up flitch 43 slides along installation pole 42, the setting of cooperation second spring 44 makes flitch 43 vibrate, get rid of the tailing after smashing.

Working principle:

when in use, firstly, the cylinder cover 312 is opened, tailings are put into the feeding cylinder 311, the motor 318 is started to drive the connected group of rotating shafts 313 to rotate, and the rear ends of the two groups of rotating shafts 313 are connected with two groups of column gears 315 to be meshed with each other, so that the two groups of rotating shafts 313, the crushing roller 314 and the column gears 315 rotate simultaneously, the tailings are primarily crushed through the two groups of crushing rollers 314, the cylinder cover 312 can avoid that a large amount of dust in the crushing process directly flies out to influence the environment, in addition, when the crushed tailings fall onto the filter plate 321, the two groups of spring groups 3210 are arranged, so that the vibration generated by the filter plate 321 and the movable plate 324 infiltrates the water source entering through the water seepage holes on the filter plate 321, the crushed tailings flow into the water tank 323 through the movable plate 324 to be recovered, the crushed tailings drop through the discharge opening, and the vibration of the movable plate 324 avoids being stuck with sediment, the water pump 327 is started to cooperate with the water guide pipe 326 and the spray head 328 to remove dust from the interior of the feeding cylinder 311 again, so that when the cylinder cover 312 is opened, a large amount of dust flies outwards to affect and destroy the environment and human bodies, meanwhile, the water source is recycled, the rotating shaft 313 rotates, the first rotating wheel 316 and the first rotating belt 317 drive the second rotating wheel 333 to rotate, the synchronous wheel 331 rotates, the synchronous belt 332 is driven to rotate, the magnetic sheets arranged in the synchronous belt 332 adsorb metal impurities, the L-shaped frame 339 and the metal removing frame 338 are pushed to rotate along the rotating plate 335 while the filter plate 321 vibrates, the upper side and the lower side of the metal removing frame 338 are attached to the surface of the synchronous belt 332 along with vibration, the metal impurities are scraped, the influence on equipment is avoided, and finally, the second rotating wheel 333 and the second rotating belt 334 are used for driving the synchronous belt 332 to adsorb the metal impurities, the third rotation wheel 414 is matched with the transmission rod 412 and the second bevel gear 413 to rotate together, and the second bevel gear 413 is meshed with the first bevel gear 410, so that the first bevel gear 410, the rotating rod 47 and the grinding block 48 rotate, tailings in the grinding box 45 fall on the synchronous belt 332 to be crushed again, the rotating rod 47 drives the top disc 49 and the protruding block to rotate, the top discharge plate 43 slides along the mounting rod 42, the second spring 44 is matched to enable the discharge plate 43 to vibrate, and crushed tailings are discharged.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tailing recycling equipment, includes shell (1), four sets of stabilizer blades (2), its characterized in that: the device is characterized in that a recovery mechanism (3) is arranged in the shell (1) and at the upper end of one side, the recovery mechanism (3) comprises a crushing assembly (31) arranged at the upper end of the shell (1) and used for crushing tailings, a filtering assembly (32) used for filtering the tailings is arranged in the shell (1), a metal removing assembly (33) used for screening metal impurities from crushed tailings is arranged at a position, close to one side, in the shell (1), and a grinding mechanism (4) used for secondarily crushing the tailings is arranged at the bottom of the inner side of the shell (1);

the crushing assembly (31) comprises a feeding cylinder (311) welded at the upper end of one side of the shell (1), a cylinder cover (312) is movably connected to the upper side of the feeding cylinder (311), two groups of rotating shafts (313) are movably connected to the inside of the feeding cylinder (311), crushing rollers (314) are fixedly connected to the outer sides of the two groups of rotating shafts (313), post gears (315) are fixedly connected to the rear ends of the two groups of rotating shafts (313), a first rotating wheel (316) is fixedly connected to the rear ends of one group of the two groups of the post gears (315), a first rotating belt (317) is sleeved on the inner side of the first rotating wheel (316), and a motor (318) is fixedly connected to the front end of the feeding cylinder (311) corresponding to the position of one group of rotating shafts (313);

the filter assembly (32) comprises a filter plate (321) movably connected to the inner wall of the shell (1), a connecting plate (322) is fixedly connected to the bottom of the shell (1), a water tank (323) is arranged between the connecting plate (322) and the inner wall of one side of the shell (1), a movable plate (324) is movably connected to the upper side of the connecting plate (322), a water inlet pipe (325) is arranged at the position, corresponding to the water tank (323), of one side of the shell (1), a water guide pipe (326) is arranged at the rear side of the shell (1), a water pump (327) is arranged on the water guide pipe (326), a spray head (328) is fixedly connected to the lower end of the cylinder cover (312), a fixed plate (329) is fixedly connected to the upper side position, close to the movable plate (324), of the inside of the shell (1), and two groups of spring groups (3210) are arranged between the fixed plate (329) and the filter plate (321).

The filter plate (321) is provided with water seepage holes, the filter plate (321) is obliquely arranged, one side of the filter plate (321) is provided with a discharge opening, one side of the shell (1) is provided with an opening corresponding to the position of the filter plate (321), the movable plate (324) is obliquely arranged, the upper side of the water guide pipe (326) penetrates through the interior of the cylinder cover (312) to be connected with the spray head (328), and the lower side of the water guide pipe (326) is connected with the lower side of the water tank (323);

the metal removing assembly (33) comprises two groups of synchronous wheels (331) movably connected to one side of the shell (1), two groups of synchronous wheels (331) are sleeved with synchronous belts (332), the surfaces of the synchronous belts (332) are provided with magnetic sheets, one group of rear ends of the two groups of synchronous wheels (331) are fixedly connected with second rotating wheels (333), the inner sides of the second rotating wheels (333) are sleeved with second rotating belts (334), the front and rear positions of the other groups of the two groups of synchronous wheels (331) are sleeved with rotating plates (335), the outer sides of the two groups of rotating plates (335) are sleeved with movable sleeves (336), two groups of first springs (337) are fixedly connected between the rotating plates (335) and one side inner wall of each movable sleeve (336), one end of each movable sleeve (336) is fixedly connected with a metal removing frame (338), and one side of each metal removing frame (338) is movably connected with an L-shaped frame (339);

one group of the two groups of synchronous wheels (331) far away from the second rotating wheel (333) penetrates through the inside of the shell (1), a discharge opening is formed in one side of the shell (1) corresponding to the position of the synchronous belt (332), the second rotating wheel (333) is arranged to be a double-wheel shaft, the second rotating wheel (333), the first rotating belt (317) and the first rotating wheel (316) are in transmission connection, and the upper end of the L-shaped frame (339) is fixedly connected with the filter plate (321);

the grinding mechanism (4) comprises a discharge hole (41) formed in one side of a shell (1), a mounting rod (42) is fixedly connected to the inner bottom of the shell (1) and the discharge hole (41), four groups of the mounting rods (42) are movably connected with a discharge plate (43), two second springs (44) are sleeved on the upper side and the lower side of the mounting rods (42) close to the discharge plate (43), a grinding box (45) is arranged in the shell (1) close to the lower side of a group of synchronous wheels (331), a connecting frame (46) is fixedly connected to the upper side of the grinding box (45), a rotary rod (47) is movably connected between the connecting frame (46) and the inner bottom of the shell (1), grinding blocks (48) are fixedly connected to the outer side of the rotary rod (47) corresponding to the position of the grinding box (45), a top disc (49) is fixedly connected to the outer side of the rotary rod (47) corresponding to the lower side of the discharge plate (43), a bevel gear (410) is fixedly connected to the inner side of the rotary rod (47) close to the lower side of the top disc (49), a bevel gear (411) is fixedly connected to the inner side of the rotary rod (47) close to the bottom of the shell (411), the front end of the transmission rod (412) is fixedly connected with a second bevel gear (413), and the rear end of the transmission rod (412) is fixedly connected with a third rotating wheel (414);

four groups installation pole (42) are left and right sides two sets of different altitudes, discharge plate (43) are the slope setting, the upside position toper setting of grinding case (45), the upper end of roof-plate (49) is close to the marginal position and sets up the lug, first bevel gear (410) and second bevel gear (413) intermeshing, rear side position that shell (1) was run through to transfer line (412), third rotation wheel (414), second rotation wheel (333), second rotation area (334) are transmission connection.

2. A tailings recycling apparatus according to claim 1, wherein: one group of front sides of the two groups of rotating shafts (313) penetrate through the feeding cylinder (311) and are fixedly connected with an inner rotor of the motor (318), and the two groups of column gears (315) are meshed with each other.