CN119746989A

CN119746989A - Adaptive automatic control device for high pressure roller grinding mill

Info

Publication number: CN119746989A
Application number: CN202411986154.2A
Authority: CN
Inventors: 姚舒元; 曹坤; 吕权
Original assignee: Anhui Magang Luohe Mine Co ltd
Current assignee: Anhui Magang Luohe Mine Co ltd
Priority date: 2024-12-31
Filing date: 2024-12-31
Publication date: 2025-04-04
Anticipated expiration: 2044-12-31
Also published as: CN119746989B

Abstract

The invention discloses a self-adaptive automatic control device of a high-pressure roller mill, which comprises the high-pressure roller mill, wherein two grinding rollers are arranged on the high-pressure roller mill, a bracket is arranged on the high-pressure roller mill, and a conveying belt is arranged on the bracket; a positioning frame is arranged on the bracket and is positioned between the two grinding rolls, a cloth bin is slidably arranged on the inner wall of the positioning frame, and a spreading structure is arranged on the cloth bin; according to the invention, materials can be conveyed to the hopper by using the conveying belt, the feeding motor and the driving motor can be started in the process, the materials in the hopper can be conveyed between the two grinding rollers for crushing under the action of the feeding motor, and the material distribution bin can reciprocate in the positioning frame under the action of the driving motor, so that the materials can be uniformly paved between the two grinding rollers, the materials are uniformly distributed, the situation that the materials are excessively accumulated at a single position is prevented, the normal operation of the high-pressure roller mill is ensured, and the crushing effect of the grinding rollers is improved.

Description

Self-adaptive automatic control device of high-pressure roller mill

Technical Field

The invention relates to the technical field of high-pressure roller mills, in particular to a self-adaptive automatic control device of a high-pressure roller mill

Background

The high-pressure roller mill is high-efficiency crushing equipment, is widely applied to fine crushing and superfine crushing operations of ores and the like, has the advantages of energy conservation, high efficiency, small abrasion and the like, and is used for carrying out quasi-static pressure crushing and material layer crushing on materials through two rollers rotating in opposite directions.

In the prior art, a high-pressure roller mill for ores for buildings, a frame, a roller mill chamber, a first high-pressure roller and a second high-pressure roller, a hydraulic driving device, a material scattering chamber, a material scattering device and a scattering device, wherein the frame is disclosed in a patent with publication number CN109174405A, the roller mill chamber is arranged on the frame, the first high-pressure roller and the second high-pressure roller are arranged in the roller mill chamber, the hydraulic driving device is used for driving the first high-pressure roller and the second high-pressure roller to mutually approach to extrude and pulverize materials, the material scattering chamber is arranged on the side part of the roller mill chamber, the material scattering device is arranged at the lower part of the roller mill chamber and penetrates into the material scattering chamber from the side part of the material scattering chamber, the outlet of the material scattering device is arranged above the scattering device, and the recycling and pulverizing device is used for screening and secondarily pulverizing materials with larger particles. The crushing, scattering, screening and recycling processing operations can be directly carried out in one device, so that the time for conveying materials among devices corresponding to each link is effectively shortened, and the working efficiency is greatly improved.

Above-mentioned patent is when smashing the material, needs to throw into the feeder hopper with the material in, because the fixed position of hopper, the material directly falls into between two grinding rollers, leads to the material to distribute unevenly on the grinding roller easily, appears single position material and piles up too much condition to be inconvenient for according to the material volume of remaining on the grinding roller steerable feeding rate, if the material piles up too much can increase the running resistance of grinding roller, reduce the life of grinding roller, consequently needs high-pressure roller mill's self-adaptation automatic control device to satisfy people's demand.

Disclosure of Invention

1. Problems to be solved

Aiming at the problems of the prior high-pressure roller mill in the background art, the invention provides the self-adaptive automatic control device of the high-pressure roller mill, which can uniformly spread materials between two grinding rollers, so that the materials are uniformly distributed, the situation that the materials are excessively piled at a single position is prevented, the normal operation of the high-pressure roller mill is ensured, and the grinding effect of the grinding rollers is improved.

2. Technical proposal

In order to solve the problems, the invention adopts the following technical scheme.

The self-adaptive automatic control device of the high-pressure roller mill comprises the high-pressure roller mill, wherein two grinding rollers are arranged on the high-pressure roller mill, a support is arranged on the high-pressure roller mill, a conveying belt is arranged on the support, a positioning frame is arranged on the support, the positioning frame is positioned between the two grinding rollers, a cloth bin is slidably arranged on the inner wall of the positioning frame, a spreading structure is arranged on the cloth bin, an L-shaped supporting plate is arranged on the inner wall of the positioning frame, a blanking control structure is arranged on the L-shaped supporting plate, a sliding plate is slidably arranged on one side of the L-shaped supporting plate, and an extrusion structure is arranged on the sliding plate.

Preferably, the spreading structure comprises a sliding block, the sliding block is arranged on the inner wall of a material distribution bin, a reciprocating screw rod is arranged on the sliding block in a threaded manner, two connecting shafts are rotatably arranged on the sliding block, a first rotary table is arranged at one end, close to each other, of each connecting shaft, a second rotary table is arranged at the two ends of the reciprocating screw rod, the first rotary table and the second rotary table which are positioned at the same side are provided with the same eccentric shaft, two feeding motors are arranged on the inner wall of a positioning frame, rotary shafts are arranged at the output ends of the two feeding motors, spiral sheets are arranged on the two rotary shafts, two material tanks are arranged on the inner wall of the positioning frame, two spiral sheets are movably arranged in the two material tanks respectively, a driving motor is arranged at one side of the positioning frame, the output end of the driving motor is arranged at one end of one corresponding connecting shaft, a hopper is arranged on the material distribution bin, the hopper is communicated with the material distribution bin, and one end of a conveying belt is positioned above the hopper.

Preferably, the inner wall of the sliding block is provided with a reciprocating screw hole, the reciprocating screw rod is installed in the reciprocating screw hole in a threaded mode, and the reciprocating screw rod is provided with threads matched with the reciprocating screw hole.

Preferably, limiting plates are arranged on two sides of the cloth bin, limiting grooves are formed in one sides of the two limiting plates, a plurality of pulleys are rotatably arranged on two sides of the positioning frame, and two pulleys located on the same side are movably arranged in the corresponding two limiting grooves respectively.

Preferably, the L-shaped frames are arranged on two sides of the positioning frame, the inner walls of the two L-shaped frames are provided with guide grooves, and the two limiting plates are respectively and slidably arranged in the two guide grooves.

Preferably, the unloading control structure includes a plurality of slide bar, slide bar slidable mounting is in L type backup pad, and the range finding board is installed to the one end of slide bar, has seted up a plurality of small openings on the range finding board, and the range finding board is located between two grinding rolls, and position sensor is installed to one side of L type backup pad, and position sensor is located the top of range finding board, and electric connection has the driver on the position sensor, and the driver is installed on the cloth silo, and driver electric connection is on feeding motor.

Preferably, one end of a limiting spring is arranged on one side of the ranging plate, the other end of the limiting spring is arranged on one side of the L-shaped supporting plate, and the limiting spring is sleeved on the sliding rod in a sliding mode.

Preferably, the extrusion structure comprises a plurality of sliding rods, the sliding rods are slidably mounted on the sliding plates, the two ends of each sliding rod are respectively provided with an extrusion plate and a barrier strip, the extrusion plates are located above the ranging plates, the sliding plates are provided with connecting seats, one ends of connecting rods are rotatably mounted on the connecting seats, and the other ends of the connecting rods are rotatably mounted on the eccentric shafts.

Preferably, the sliding rod is sleeved with an auxiliary spring in a sliding manner, and two ends of the auxiliary spring are respectively arranged on one side, close to the sliding plate and the extrusion plate, of the sliding rod.

3. Advantageous effects

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

(1) The self-adaptive automatic control device of the high-pressure roller mill can utilize the conveyer belt to convey materials to the hopper, the feeding motor and the driving motor can be started in the process, the materials in the hopper can be conveyed between two grinding rollers for crushing under the action of the feeding motor, and the material distribution bin can reciprocate in the positioning frame under the action of the driving motor, so that the materials can be uniformly paved between the two grinding rollers, the materials are uniformly distributed, the situation that the materials are excessively accumulated at a single position is prevented, the normal operation of the high-pressure roller mill is ensured, and the crushing effect of the grinding rollers is improved;

(2) According to the self-adaptive automatic control device of the high-pressure roller mill, as more materials are arranged between the two grinding rollers, the distance measuring plate is extruded upwards, when the distance measuring plate is extruded and ascends, the position sensor can sense the position change of the distance measuring plate and transmit signals to the driver, the feeding motor is controlled to reduce the rotating speed, the feeding speed is reduced, when the materials on the two grinding rollers gradually decrease, the distance measuring plate is pushed to descend under the action of the limiting spring, and when the distance measuring plate descends and resets, the position sensor can sense and control the rotating speed of the feeding motor by using the driver to recover, so that the feeding speed is controlled according to the amount of the materials remained on the two grinding rollers, and the running resistance of the grinding rollers is prevented from being increased due to excessive accumulation of the materials;

(3) According to the self-adaptive automatic control device of the high-pressure roller mill, the extrusion plate can be made to extrude the ranging plate in a reciprocating manner under the action of the driving motor, the ranging plate is pressed to the material between the two grinding rollers, the material is pressed on the grinding rollers, the contact effect and extrusion force between the material and the grinding rollers are increased, fine particles and microcracks are formed in the material more easily, and the crushing effect is further improved;

(4) According to the self-adaptive automatic control device of the high-pressure roller mill, the limiting plate can be driven to move on the pulley in the reciprocating movement process of the material distribution bin, and meanwhile, the pulley can roll along with the movement of the limiting plate, so that the material distribution bin can be smoother in the movement process, and the operation effect of the material distribution bin is ensured.

Drawings

Fig. 1 is a schematic perspective view of an adaptive automatic control device of a high-pressure roller mill according to the present invention;

FIG. 2 is a schematic side view of the self-adaptive automatic control device of the high-pressure roller mill according to the present invention;

FIG. 3 is a schematic diagram of a positioning frame of a self-adaptive automatic control device of a high-pressure roller mill according to the present invention;

fig. 4 is a schematic side view of a positioning frame of the self-adaptive automatic control device of the high-pressure roller mill;

FIG. 5 is a schematic diagram of a cross-sectional structure of a positioning frame of a self-adaptive automatic control device of a high-pressure roller mill according to the present invention;

FIG. 6 is a schematic view of a sectional structure of a sliding rod of the self-adaptive automatic control device of the high-pressure roller mill;

fig. 7 is a schematic diagram of a connection structure of an extrusion plate of the self-adaptive automatic control device of the high-pressure roller mill;

Fig. 8 is a schematic diagram of a position sensor of the self-adaptive automatic control device of the high-pressure roller mill.

100 Parts of a high-pressure roller mill, 101 parts of a grinding roller, 102 parts of a bracket, 103 parts of a conveying belt, 200 parts of a positioning frame, 201 parts of a cloth bin, 202 parts of a sliding block, 203 parts of a reciprocating screw rod, 204 parts of a connecting shaft, 205 parts of a first rotary table, 206 parts of a second rotary table, 207 parts of an eccentric shaft, 208 parts of a feeding motor, 209 parts of a rotary shaft, 210 parts of a screw plate, 211 parts of a trough, 212 parts of a reciprocating screw hole, 213 parts of a limiting plate, 214 parts of a limiting groove, 215 parts of a pulley, 216 parts of an L-shaped frame, 217 parts of a guiding groove, 218 parts of a driving motor, 219 parts of a hopper, 300 parts of an L-shaped supporting plate, 301 parts of a sliding rod, 302 parts of a ranging plate, 303 parts of a position sensor, 304 parts of a driver, 305 parts of a limiting spring, 400 parts of a sliding plate, 401 parts of a sliding rod, 402 parts of a pressing plate, 403 parts of a retaining bar, 404 parts of a connecting seat, 405 parts of a connecting rod, 406 parts of an auxiliary spring.

Detailed Description

Exemplary embodiments of the present invention are described in detail below. While these exemplary embodiments are described in sufficient detail to enable those skilled in the art to practice the invention, it is to be understood that other embodiments may be realized and that various changes to the invention may be made without departing from the spirit and scope of the invention. The following more detailed description of the embodiments of the invention is not intended to limit the scope of the invention, as claimed, but is merely illustrative and not limiting of the invention's features and characteristics in order to set forth the best mode of carrying out the invention and to sufficiently enable those skilled in the art to practice the invention. Accordingly, the scope of the invention is limited only by the attached claims.

Example 1

Referring to fig. 1-8, the invention provides a technical scheme, the self-adaptive automatic control device of the high-pressure roller mill comprises a high-pressure roller mill 100, two grinding rollers 101 are arranged on the high-pressure roller mill 100, a support 102 is arranged on the high-pressure roller mill 100, a conveying belt 103 is arranged on the support 102, a positioning frame 200 is arranged on the support 102, the positioning frame 200 is positioned between the two grinding rollers 101, a cloth bin 201 is slidably arranged on the inner wall of the positioning frame 200, a spreading structure is arranged on the cloth bin 201, an L-shaped supporting plate 300 is arranged on the inner wall of the positioning frame 200, a blanking control structure is arranged on the L-shaped supporting plate 300, a sliding plate 400 is slidably arranged on one side of the L-shaped supporting plate 300, an extrusion structure is arranged on the sliding plate 400, materials can be uniformly spread between the two grinding rollers 101 through the arrangement of the spreading structure, the materials can be dispersed more uniformly, excessive material accumulation can be avoided through the arrangement of the blanking control structure, the materials can be compacted on the two grinding rollers 101 through the arrangement of the extrusion structure, and the crushing effect is improved.

Further, the spreading structure comprises a sliding block 202, the sliding block 202 is arranged on the inner wall of a material distributing bin 201, a reciprocating screw rod 203 is arranged on the sliding block 202 in a threaded manner, two connecting shafts 204 are rotatably arranged on the sliding block 202, a first rotating disc 205 is arranged at one end, close to each other, of the two connecting shafts 204, a second rotating disc 206 is arranged at the two ends of the reciprocating screw rod 203, the same eccentric shaft 207 is arranged on the first rotating disc 205 and the second rotating disc 206 which are positioned at the same side, two feeding motors 208 are arranged on the inner wall of a positioning frame 200, rotating shafts 209 are arranged at the output ends of the two feeding motors 208, spiral slices 210 are arranged on the two rotating shafts 209, two material grooves 211 are arranged on the inner wall of the positioning frame 200, the two spiral slices 210 are movably arranged in the two material grooves 211 respectively, a driving motor 218 is arranged at one side of the positioning frame 200, the output end of the driving motor 218 is arranged at one end of the corresponding connecting shaft 204, a hopper 219 is arranged on the material distribution bin 201, the hopper 219 is communicated with the material distribution bin 201, one end of the conveying belt 103 is positioned above the hopper 219, a feeding motor 208 and a driving motor 218 can be started, the output end of the feeding motor 208 can drive a rotating shaft 209 to rotate, the rotating shaft 209 can drive a spiral sheet 210 to rotate when rotating, materials are conveyed between two grinding rolls 101, the grinding rolls 101 are controlled to rotate by using a high-pressure roller mill 100 and crush the materials, the output end of the driving motor 218 can drive a connecting shaft 204 to rotate, the connecting shaft 204 can drive a first rotating disc 205 to rotate, the first rotating disc 205 can drive a second rotating disc 206 to rotate, the second rotating disc 206 can drive a reciprocating screw 203 to rotate, the reciprocating screw 203 can drive the material distribution bin 201 to slide back and forth on the inner wall of the positioning frame 200 in the rotating process, the continuously moving material distribution bin 201 can uniformly spread the material between the two material distribution bins 201.

Further, the inner wall of the sliding block 202 is provided with a reciprocating screw hole 212, the reciprocating screw rod 203 is installed in the reciprocating screw hole 212 in a threaded manner, threads matched with the reciprocating screw hole 212 are arranged on the reciprocating screw rod 203, and the reciprocating screw rod 203 can drive the cloth bin 201 to slide in a reciprocating manner on the inner wall of the positioning frame 200 through the threaded matching of the reciprocating screw hole 212 in the rotating process.

Further, limiting plates 213 are all installed on both sides of the cloth bin 201, limiting grooves 214 are all formed in one side of each of the two limiting plates 213, a plurality of pulleys 215 are installed on both sides of the positioning frame 200 in a rotating mode, two pulleys 215 located on the same side are movably installed in the corresponding two limiting grooves 214 respectively, the limiting plates 213 on both sides can be driven to move in the moving process of the cloth bin 201, the moving limiting plates 213 move on the pulleys 215 through the limiting grooves 214, and the pulleys 215 roll along with the movement of the limiting plates 213 in the moving process, so that the moving process of the cloth bin 201 can be smoother.

Further, the two sides of the positioning frame 200 are both provided with L-shaped frames 216, the inner walls of the two L-shaped frames 216 are both provided with guide grooves 217, the two limiting plates 213 are respectively and slidably mounted in the two guide grooves 217, and the movable limiting plates 213 can slide in the guide grooves 217 on the L-shaped frames 216, so that the moving direction of the cloth bin 201 is limited, and the shifting of the cloth bin is avoided.

Example 2

In order to control the feeding speed according to the amount of material between the two grinding rolls 101, as shown in fig. 3-8, a feeding control structure is disposed on the L-shaped supporting plate 300, the feeding control structure includes a plurality of slide rods 301, the slide rods 301 are slidably mounted on the L-shaped supporting plate 300, one end of each slide rod 301 is mounted with a ranging plate 302, a plurality of holes are formed in each ranging plate 302, each ranging plate 302 is located between the two grinding rolls 101, a position sensor 303 is mounted on one side of each L-shaped supporting plate 300, the position sensor 303 is located above each ranging plate 302, a driver 304 is electrically connected to the position sensor 303, the driver 304 is mounted on the cloth bin 201, the driver 304 is electrically connected to the feeding motor 208, one side of each ranging plate 302 is mounted with one end of a limiting spring 305, the other end of each limiting spring 305 is mounted on one side of each L-shaped supporting plate 300, each limiting spring 305 is slidably sleeved on each side of the corresponding limiting springs 301, in the continuous material conveying process, if the materials between the two grinding rolls 101 squeeze the ranging plates 302 upwards, and simultaneously, the position sensor 303 is located above the ranging plates 302, the position sensor 303 is electrically connected to the driver 304, and the driving speed of the feeding motor 208 is adjusted according to the change of the position sensor 304, and the driving speed of the feeding motor is adjusted according to the driving speed of the two grinding rolls 101.

Example 3

As shown in fig. 3-7, in order to make the material better contact with the grinding roller 101, the grinding effect is improved, therefore, an extrusion structure is arranged on the sliding plate 400, the extrusion structure comprises a plurality of sliding rods 401, the sliding rods 401 are slidably mounted on the sliding plate 400, the two ends of the sliding rods 401 are respectively provided with an extrusion plate 402 and a barrier strip 403, the extrusion plate 402 is located above the distance measuring plate 302, a connecting seat 404 is mounted on the sliding plate 400, one end of the connecting rod 405 is rotatably mounted on the connecting seat 404, the other end of the connecting rod 405 is rotatably mounted on the eccentric shaft 207, an auxiliary spring 406 is slidably sleeved on the sliding rod 401, two ends of the auxiliary spring 406 are respectively mounted on one side, close to each other, of the sliding plate 400 and the extrusion plate 402, the end of the circular motion eccentric shaft 207 can drive the connecting rod 405 to reciprocate, so that the connecting rod 405 which reciprocates rotates on the connecting seat 404 and drives the connecting seat 404 to reciprocate, and the moving connecting seat 404 can drive the sliding plate 400 to slide on the inner wall of the L-shaped supporting plate 300, when the sliding plate 400 descends, the sliding plate 401 drives the extrusion plate 402 through the cooperation of the sliding rods 401 and the auxiliary spring 406, so that the distance measuring plate 402 can be pressed against the two distance measuring plates 302, and the grinding roller 101 can be pressed between the two grinding rollers 101, and the grinding roller can have the same grinding effect.

The working principle is as follows: when the automatic material feeding device is used, materials are fed into the hopper 219 by the conveying belt 103, then the materials enter the material distribution bin 201 through the hopper 219, at the moment, the feeding motor 208 and the driving motor 218 can be started, the output end of the feeding motor 208 can drive the rotating shaft 209 to rotate, the rotating shaft 209 can drive the spiral piece 210 to rotate when rotating, the rotating spiral piece 210 can convey the materials to the position between two grinding rollers 101 through the material groove 211, the grinding rollers 101 are controlled to rotate by the high-pressure roller mill 100, the output end of the driving motor 218 can drive the connecting shaft 204 to rotate, the connecting shaft 204 can drive the first rotating disc 205 to rotate, the first rotating disc 205 can drive the second rotating disc 206 to rotate through connection with the eccentric shaft 207, the second rotating disc 206 can drive the reciprocating screw 203 to rotate, the reciprocating screw 203 can drive the material distribution bin 201 to reciprocate on the inner wall of the positioning frame 200 through threaded fit with the reciprocating screw 212 in the rotating process, the hopper 219 can still be positioned below the conveying belt 103 in the process, the continuous moving material distribution bin 201 can uniformly, the material distribution bin 201 can be prevented from being influenced, the continuous moving distance between the two cloth bins 201 can be prevented from moving along with the two limit plates 213, the two limit plates 213 can be prevented from moving along with the movement of the two limit plates 213 in the process, the continuous moving along with the two limit plates 213, the continuous moving along with the movement of the two limit plates can move along with the two limit plates 213, the extruded ranging plate 302 drives the sliding rod 301 to slide on the L-shaped supporting plate 300, meanwhile, the ranging plate 302 extrudes the limiting spring 305 to compress, meanwhile, the position sensor 303 on the L-shaped supporting plate 300 senses the position change of the ranging plate 302 and transmits a signal to the driver 304, the driver 304 controls the rotation speed of the feeding motor 208 to decrease, so that the feeding speed decreases, when the material continuously decreases, the compressed limiting spring 305 releases and pushes the ranging plate 302 to move and reset, meanwhile, the position sensor 303 senses the position change of the ranging plate 302 again and controls the rotation speed of the feeding motor 208 to restore by using the driver 304, so that the feeding speed is adjusted according to the material quantity between the two grinding rolls 101.

The eccentric shaft 207 can be driven to move circularly in the continuous rotating process of the first rotating disc 205 and the second rotating disc 206, one end of the connecting rod 405 can be driven to move reciprocally by the eccentric shaft 207 in the circular moving process, meanwhile, the connecting rod 405 can rotate on the eccentric shaft 207, the connecting rod 405 which moves reciprocally rotates on the connecting seat 404 and drives the connecting seat 404 to move reciprocally, the moving connecting seat 404 can drive the sliding plate 400 to slide on the inner wall of the L-shaped supporting plate 300, when the sliding plate 400 descends, the sliding plate 400 drives the pressing plate 402 to descend through the matching of the sliding rod 401 and the auxiliary spring 406, the pressing plate 402 presses the distance measuring plate 302 above the distance measuring plate 302 to press the material between the two grinding rollers 101, when the pressing plate 402 cannot descend continuously, the continuously descending sliding plate 400 compresses the auxiliary spring 406 and slides on the sliding rod 401, the pressing plate 402 can be lifted under the compression action of the auxiliary spring 406, the moving distance of the pressing plate 402 can adapt to the position of the distance measuring plate 302 according to the position of the distance measuring plate 302, and the material can be pressed on the grinding rollers 101, and the grinding effect is improved.

The examples of the present invention are merely for describing the preferred embodiments of the present invention, and are not intended to limit the spirit and scope of the present invention, and those skilled in the art should make various changes and modifications to the technical solution of the present invention without departing from the spirit of the present invention.

Claims

1. An adaptive automatic control device for a high-pressure roller mill, comprising a high-pressure roller mill (100), wherein the high-pressure roller mill (100) is provided with two grinding rollers (101), the high-pressure roller mill (100) is provided with a bracket (102), and the bracket (102) is provided with a conveyor belt (103); characterized in that: a positioning frame (200) is installed on the bracket (102), the positioning frame (200) is located between the two grinding rollers (101), a material distribution bin (201) is slidably installed on the inner wall of the positioning frame (200), a material distribution bin (201) is installed on the material distribution bin (201), an L-shaped support plate (300) is installed on the inner wall of the positioning frame (200), a material unloading control structure is installed on the L-shaped support plate (300), a sliding plate (400) is slidably installed on one side of the L-shaped support plate (300), and an extrusion structure is installed on the sliding plate (400).

2. The adaptive automatic control device for a high-pressure roller grinding mill according to claim 1 is characterized in that: the material spreading structure comprises a slider (202), the slider (202) is mounted on the inner wall of the material distributing bin (201), a reciprocating screw (203) is threadedly mounted on the slider (202), two connecting shafts (204) are rotatably mounted on the slider (202), a first rotating disk (205) is mounted on one end of the two connecting shafts (204) close to each other, a second rotating disk (206) is mounted on both ends of the reciprocating screw (203), the first rotating disk (205) and the second rotating disk (206) located on the same side are mounted with the same eccentric shaft (207), and two eccentric shafts (207) are mounted on the inner wall of the positioning frame (200) A feeding motor (208), the output ends of the two feeding motors (208) are both equipped with a rotating shaft (209), the two rotating shafts (209) are both equipped with a spiral blade (210), the inner wall of the positioning frame (200) is provided with two material troughs (211), the two spiral blades (210) are respectively movably installed in the two material troughs (211), a driving motor (218) is installed on one side of the positioning frame (200), the output end of the driving motor (218) is installed on one end of a corresponding connecting shaft (204), a hopper (219) is installed on the material distribution bin (201), the hopper (219) is connected to the material distribution bin (201), and one end of the conveyor belt (103) is located above the hopper (219).

3. The adaptive automatic control device of the high pressure roller grinding mill according to claim 2 is characterized in that: a reciprocating screw hole (212) is provided on the inner wall of the slider (202), the reciprocating screw rod (203) is threadedly installed in the reciprocating screw hole (212), and the reciprocating screw rod (203) is provided with a thread that is compatible with the reciprocating screw hole (212).

4. The adaptive automatic control device of the high-pressure roller grinding mill according to claim 1 is characterized in that: limit plates (213) are installed on both sides of the distribution bin (201), and limit grooves (214) are opened on one side of the two limit plates (213), and multiple pulleys (215) are rotatably installed on both sides of the positioning frame (200), and the two pulleys (215) on the same side are movably installed in the corresponding two limit grooves (214) respectively.

5. The adaptive automatic control device for the high pressure roller grinding mill according to claim 1 is characterized in that: L-shaped frames (216) are installed on both sides of the positioning frame (200), and the inner walls of the two L-shaped frames (216) are provided with guide grooves (217), and the two limit plates (213) are respectively slidably installed in the two guide grooves (217).

6. The adaptive automatic control device of the high-pressure roller grinding mill according to claim 1 is characterized in that: the material unloading control structure includes a plurality of sliding rods (301), the sliding rods (301) are slidably mounted on the L-shaped support plate (300), a distance measuring plate (302) is mounted at one end of the sliding rod (301), a plurality of leakage holes are opened on the distance measuring plate (302), the distance measuring plate (302) is located between the two grinding rollers (101), a position sensor (303) is mounted on one side of the L-shaped support plate (300), the position sensor (303) is located above the distance measuring plate (302), the position sensor (303) is electrically connected to a driver (304), the driver (304) is mounted on the material distribution bin (201), and the driver (304) is electrically connected to the feeding motor (208).

7. The adaptive automatic control device of the high pressure roller grinding mill according to claim 6 is characterized in that one end of the limit spring (305) is installed on one side of the distance measuring plate (302), and the other end of the limit spring (305) is installed on one side of the L-shaped support plate (300), and the limit spring (305) is slidably sleeved on the sliding rod (301).

8. The adaptive automatic control device of the high pressure roller grinding mill according to claim 1 is characterized in that: the extrusion structure includes a plurality of sliding rods (401), the sliding rods (401) are slidably mounted on the sliding plate (400), and the two ends of the sliding rods (401) are respectively mounted with an extrusion plate (402) and a baffle (403), the extrusion plate (402) is located above the ranging plate (302), and a connecting seat (404) is mounted on the sliding plate (400), one end of a connecting rod (405) is rotatably mounted on the connecting seat (404), and the other end of the connecting rod (405) is rotatably mounted on the eccentric shaft (207).

9. The adaptive automatic control device of the high pressure roller grinding mill according to claim 8 is characterized in that an auxiliary spring (406) is slidably sleeved on the sliding rod (401), and both ends of the auxiliary spring (406) are respectively installed on the side where the sliding plate (400) and the extrusion plate (402) are close to each other.