CN204933982U - A kind of ore-dressing plant - Google Patents

Abstract

The utility model provides a mineral processing device, which comprises a frame and a screening box. The upper side of the screening box has an opening and a cover plate is arranged on the opening, a feeding hopper is arranged on the cover plate, and two There are guide grooves on the track, and there are several pairs of rollers rolling on both sides of the bottom of the screening box. The rollers are located in the guide grooves. One side of the frame is equipped with a motor and a reducer. The output shaft of the reducer and one can drive the screening The box is connected by the crank transmission mechanism that moves back and forth along the guide groove on the track. There is a screening plate inside the screening box, and a guiding cylinder is installed under the screening plate. One end of the screen protrudes from the bottom of the screening box and communicates with the outside world. A discharge hole is opened on the side wall of the screening box away from the motor, and the discharge hole communicates with the discharge pipe. The utility model has the advantages of simple structure, low labor intensity, high work efficiency, convenient operation and the like.

Description

A sorting device

technical field

The utility model belongs to the technical field of mining equipment, and relates to a mineral processing device, in particular to a mineral processing device for screening ore particles of different sizes and specifications.

Background technique

Mineral dressing is based on the mineral properties of the ore, mainly the physical, chemical or physicochemical properties of different minerals, using different methods to separate the useful minerals from the gangue minerals, and to separate the various symbiotic useful minerals from each other as much as possible, remove or The separation process of reducing harmful impurities to obtain raw materials required for smelting or other industries. The beneficiation process generally includes crushing, grinding, screening and classification, and sorting.

At present, when screening ore particles of different sizes and specifications, screening equipment with a simple structure cannot screen ore particles of various specifications at the same time, and equipment that can screen ore particles of various specifications has a complicated structure and high cost of use.

Contents of the invention

The purpose of this utility model is to solve the above-mentioned problems in the existing technology, and propose a mineral processing device, which can screen ore particles of various sizes and specifications at the same time, and has the advantages of simple structure, high working efficiency, convenient operation and low labor intensity. Etc.

The purpose of this utility model can be achieved through the following technical proposals: a mineral processing device, including a frame and a screening box arranged on the frame, the upper side of the screening box has an opening and a cover plate is arranged at the opening, so A feed hopper is arranged on the cover plate, and the feed hopper communicates with the outside and the inside of the screening box. Two rails are arranged in parallel on the frame, and the upper side of the rails is set along the length direction of the rails. There are guide grooves, and there are several pairs of rollers rolling on both sides of the bottom of the screening box. The rollers are located in the guide grooves. One side of the frame is provided with a motor and a reducer. The output shaft of the motor and the reducer The input shaft of the reducer is connected, the output shaft of the reducer is connected with a crank transmission mechanism that can drive the screening box to move back and forth along the guide groove on the track, the screening box is provided with a screening plate, and the screening plate is provided with The screening hole runs through the side and lower sides of the screening plate. A guide cylinder is arranged below the screening plate. The guide cylinder is funnel-shaped. out of the bottom of the screening box and communicate with the outside world. A discharge hole is opened on the side wall of the screening box away from the motor. The lower edge of the discharge hole is flush with the upper side of the screening plate. The feed hole communicates with the discharge pipe, and the size of the through hole of the discharge pipe is greater than the size of the discharge hole.

In the above-mentioned mineral processing device, the crank transmission mechanism includes a crank wheel with a circular cross section, a connecting rod and an eye plate, the center of the crank wheel is fixed on the end of the output shaft of the reducer, and the crank A connecting part is arranged eccentrically on the wheel, the eye plate is fixed on the side of the screening box close to the motor, one end of the connecting rod is hinged on the connecting part, and the other end is hinged on the eye plate.

In the above-mentioned mineral processing device, the screening plate includes screening plate one, screening plate two and screening plate three, and the size of the screening holes on the screening plate one, screening plate two and screening plate three increases successively, so that The first screening plate is arranged on the side away from the discharge hole, the third screening plate is arranged on the side where the discharge hole is opened, the second screening plate is arranged between the first screening plate and the third screening plate, and the screening plate three A guide tube 1 is provided below the first plate, a second guide tube is provided under the second screening plate, and a third guide tube is provided under the third screening plate, and the feeding hopper is located above the first screening plate.

In the above mineral processing device, the first screening plate is arranged horizontally, and the second screening plate and the third screening plate are inclined relative to the first screening plate, and the inclination angle is 5°-10°.

In the above mineral processing device, a conveyor for automatically transporting ore particles to the hopper is provided above the hopper.

In the above mineral processing device, the cover plate and the screening box are connected by bolts.

Compared with the prior art, the utility model can simultaneously screen ore particles of various sizes and specifications, and has the advantages of simple structure, high work efficiency, convenient operation and low labor intensity.

Description of drawings

Fig. 1 is a structural representation of the utility model.

Fig. 2 is an A-A sectional view in Fig. 1 .

Fig. 3 is a B-B sectional view in Fig. 1 .

FIG. 4 is an enlarged view at point C in FIG. 3 .

In the figure: 1. Rack; 2. Track; 2a. Guide groove; 3. Screening box; 4. Cover plate; 5. Bolt; 6. Feeding hopper; 7. Motor; 8. Crank wheel; 9. Connecting part ;10, connecting rod; 11, eye plate; 12, roller; 13, screening plate one; 14, screening plate two; 15, screening plate three; 16, guiding cylinder one; 17, guiding cylinder two; 18, guiding cylinder three ;19, discharge hole; 20, discharge pipe; 21, buffer spring; 22, fixed block; 23, conveyor; 24, reducer; 25, ground one; 26, ground two.

detailed description

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

As shown in Figures 1 to 4, a mineral processing device comprises a frame 1 and a screening box 3 arranged on the frame 1, the frame 1 is fixed on the ground-25, and the upper side of the screening box 3 has and a cover plate 4 is provided at the opening, and a feed hopper 6 is arranged on the cover plate 4, and the feed hopper 6 communicates with the outside and the inside of the screening box 3, and two Track 2, the upper side of the track 2 is provided with a guide groove 2a along the length direction of the track 2, and several pairs of rollers 12 are arranged on both sides of the bottom of the screening box 3, and the rollers 12 are located in the guide groove 2a Inside, one side of the frame 1 is provided with a motor 7 and a reducer 24, the output shaft of the motor 7 is connected to the input shaft of the reducer 24, and the output shaft of the reducer 24 is connected to a filter box 3 The crank transmission mechanism that moves back and forth along the guide groove 2a on the track 2 is connected, and a screening plate is arranged in the screening box 3, and the screening plate is provided with screening holes that pass through the upper side and the lower side of the screening plate. The bottom of the screening plate is provided with a guide tube, the guide tube is funnel-shaped, one end with a large opening is fixedly connected with the lower side of the screening plate, and the end with a small opening protrudes from the bottom of the screening box 3 and communicates with the outside world. On the sidewall of the side away from the motor 7 on the 3, a discharge hole 19 is provided, the lower edge of the discharge hole 19 is flush with the upper side of the screening plate, and the discharge hole 19 communicates with the discharge pipe 20, The size of the through hole of the discharge pipe 20 is larger than the size of the discharge hole 19 .

The motor 7 drives the screening box 3 to move back and forth in the guide groove 2a on the track 2, the ore particles enter the inside of the screening box 3 from the feed hopper 6, and the ore particles slide back and forth on the screening plate, and the size is smaller than the screening hole on the screening plate The ore particles enter the guide cylinder below the screening plate through the screening holes, and the ore particles with a size larger than the screening holes on the screening plate enter the discharge pipe 20 through the discharge hole 19, and finally discharge the screening box 3, which has the advantages of simple structure and convenient operation. Etc

Specifically, the crank transmission mechanism includes a crank wheel 8 with a circular cross section, a connecting rod 10 and an eye plate 11, the center of the crank wheel 8 is fixed on the end of the output shaft of the speed reducer 24, and the A connecting part 9 is eccentrically arranged on the crank wheel 8, the eye plate 11 is fixed on the side of the screening box 3 close to the motor 7, one end of the connecting rod 10 is hinged on the connecting part 9, and the other end is hinged on the eye plate 11 . The output shaft of the reducer 24 drives the crank wheel 8 to rotate so as to drive the connecting part 9 eccentrically arranged on the crank wheel 8 to rotate. The connecting part 9 pulls the eye plate 11 to move back and forth through the connecting rod 10, that is, drives the screening box 3 along the guide groove 2a Back and forth movement has the advantages of simple structure, stability and reliability.

Specifically, the screening plate includes screening plate one 13, screening plate two 14 and screening plate three 15, and the size of the screening holes on the screening plate one 13, screening plate two 14 and screening plate three 15 increases successively, The first screening plate 13 is arranged on the side away from the discharge hole 19, the third screening plate 15 is arranged on the side provided with the discharge hole 19, and the second screening plate 14 is arranged on the first screening plate 13 and the screening plate Between the three 15, the bottom of the screening plate one 13 is provided with a guide cylinder one 16, the below of the screening plate two 14 is provided with a guide cylinder two 17, and the bottom of the screening plate three 15 is provided with a guide cylinder three 18, and the feeding The bucket 6 is located above the screening plate one 13.

The size of the screening holes on the screening plate one 13, the screening plate two 14 and the screening plate three 15 increases successively, and the ore particles entering through the feed hopper 6 first arrive at the screening plate one 13, which is higher than the screening holes on the screening plate one 13. The ore particles with a small hole size enter the guide cylinder 16 through the screening holes on the screening plate 13, and the ore particles that are larger than the screening hole size on the screening plate 13 enter into the screening plate 2 during the back and forth movement of the screening box 3. 14, if the size of the ore particles is smaller than the size of the screen holes on the screen plate two 14, then enter the guide cylinder two 17 through the screen holes on the screen plate two 14, if the size of the ore particles is smaller than that of the screen plate two If the size of the screening hole on the screen 14 is large, the ore particles will enter into the screening plate 3 15, if the size of the ore particles is smaller than the size of the screening hole on the screening plate 3 15, then the ore particles will enter through the screening hole on the screening plate 3 15 If the size of the ore particles is larger than the size of the screening hole on the screening plate 3 15, it will pass through the discharge hole 19 and discharge the screening box 3 through the discharge pipe 20, so this mineral processing device can realize simultaneous screening Ore particles of various sizes and specifications, high working efficiency and simple structure.

Specifically, the first screening plate 13 is arranged horizontally, and the second screening plate 14 and the third screening plate 15 are arranged obliquely relative to the first screening plate 13, and the inclination angle is 5°-10°.

The horizontal setting of the screening plate-13 can make the ore particles fully move back and forth during the back-and-forth movement of the screening box 3, which is conducive to the ore particles whose particle size is smaller than the screening hole size on the screening plate-13, passing through the screening on the screening plate-13 The hole enters the first guide cylinder 16, and the second screening plate 14 and the third screening plate 15 are arranged obliquely, which is beneficial for the larger particles to quickly pass through the discharge hole 19 and The screening box 3 is discharged through the discharge pipe 20, which is conducive to improving work efficiency.

Specifically, a conveyor 23 for automatically transporting ore particles to the hopper 6 is provided above the feed hopper 6 , one end of the conveyor 23 is set on the ground 26 , and the other end is set on the frame 1 . The conveyor 23 automatically transports the ore particles to the feed hopper 6 to avoid transporting the ore particles to the feed hopper 6 by manpower or a forklift. It has the advantages of high work efficiency, low labor intensity, and convenient operation.

Specifically, a fixed block 22 is arranged on one end of the track 2 , and a buffer spring 21 is arranged between the fixed block 22 and the screening box 3 . When the screening box 3 moves back and forth along the guide groove 2a, the buffer spring 21 plays a buffering role, so that the screening box 3 moves back and forth along the guide groove 2a smoothly and reliably, and avoids excessive impact force.

Specifically, the cover plate 4 and the screening box 3 are connected by bolts 5 . The cover plate 4 can be disassembled from the screening box 3 by disassembling the bolt 5, which is convenient for inspection and maintenance of the inside of the screening box 3, and is easy to operate.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the present invention or go beyond the definition of the appended claims range.

Although this article uses a lot of 1. frame; 2. track; 2a, guide groove; 3. screening box; 4. cover plate; 5. bolt; 6. feed hopper; 7. motor; 8. crank wheel; 9. Connecting part; 10. Connecting rod; 11. Eye plate; 12. Roller; 13. Screening plate one; 14. Screening plate two; 15. Screening plate three (15); 16. Guide cylinder one; 17. Guide cylinder Two; 18. Guide cylinder three; 19. Discharge hole; 20. Discharge pipe; 21. Buffer spring; 22. Fixed block; 23. Conveyor; 24. Reducer; 25. Ground one; 26. Ground two term, but does not exclude the possibility of using other terms. These terms are only used to describe and explain the essence of the present invention more conveniently; interpreting them as any kind of additional limitation is contrary to the spirit of the present invention.

Claims (6)

1. a mineral processing device, comprising a frame (1) and a screening box (3) arranged on the frame (1), characterized in that the upper side of the screening box (3) has an opening and is arranged at the opening There is a cover plate (4), and a feed hopper (6) is arranged on the cover plate (4), and the feed hopper (6) communicates with the outside and the inside of the screening box (3), and the frame (1) Two rails (2) are arranged in parallel on the top, guide grooves (2a) are provided on the upper side of the rails (2) along the length direction of the rails (2), and the bottom sides of the screening box (3) Rolling is provided with several pairs of rollers (12), and described roller (12) is positioned at guide groove (2a), and one side of described frame (1) is provided with motor (7) and speed reducer (24), and described motor The output shaft of (7) is connected with the input shaft of the speed reducer (24), and the output shaft of the speed reducer (24) and one can drive the screening box (3) back and forth along the guide groove (2a) on the track (2) The moving crank transmission mechanism is connected, the screening box (3) is provided with a screening plate, and the screening plate is provided with screening holes passing through the side and the lower side of the screening plate, and a guide cylinder is provided below the screening plate , the guide tube is funnel-shaped, the end with a large opening is fixedly connected with the lower side of the screening plate, and the end with a small opening protrudes from the bottom of the screening box (3) and communicates with the outside world, the screen box (3) is far away from the motor (7) has a discharge hole (19) on the side wall of one side, and the lower edge of the discharge hole (19) is flush with the upper side of the screening plate, and the discharge hole (19) and the discharge hole Pipe (20) communicates, and the size of the through hole of discharge pipe (20) is greater than the size of discharge hole (19). 2. A kind of mineral processing device according to claim 1, characterized in that, said crank transmission mechanism comprises a crank wheel (8), a connecting rod (10) and an eye plate (11) with a circular cross section, said The center of the crank wheel (8) is fixed on the end of the output shaft of the speed reducer (24), and the connecting portion (9) is eccentrically arranged on the crank wheel (8), and the eye plate (11) is fixed on the screening box ( 3) On the side close to the motor (7), one end of the connecting rod (10) is hinged on the connecting part (9), and the other end is hinged on the eye plate (11). 3. a kind of mineral processing device according to claim 2, is characterized in that, described screening plate comprises screening plate one (13), screening plate two (14) and screening plate three (15), and described screening plate one ( 13), the size of the screening holes on the screening plate two (14) and the screening plate three (15) increases successively, and the screening plate one (13) is arranged on the side away from the discharge hole (19), and the screening Plate three (15) is arranged on the side that has discharge hole (19), and described screening plate two (14) is arranged between screening plate one (13) and screening plate three (15), and described screening plate one The bottom of (13) is provided with guide cylinder one (16), the below of screening plate two (14) is provided with guide cylinder two (17), and the below of screening plate three (15) is provided with guide cylinder three (18), described The feed hopper (6) is positioned above the screening plate one (13). 4. a kind of mineral processing device according to claim 3, is characterized in that, described screening plate one (13) horizontal setting, described screening plate two (14) and screening plate three (15) are relative to screening plate one ( 13) Inclined setting, the inclination angle is 5°～10°. 5. A mineral processing device according to claim 4, characterized in that a conveyor (23) for automatically transporting ore particles to the feed hopper (6) is provided above the feed hopper (6). 6. A mineral processing device according to claim 5, characterized in that the cover plate (4) and the screening box (3) are connected by bolts (5).