CN214262777U

CN214262777U - Material grading plant for ore dressing

Info

Publication number: CN214262777U
Application number: CN202023248516.8U
Authority: CN
Inventors: 黄勇勤
Original assignee: Jiangxi Jiedeng Mining Machinery Co ltd
Current assignee: Jiangxi Jiedeng Mining Machinery Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-09-24
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to a grader technical field discloses a material grading plant for ore dressing, including spiral grading plant, spiral grading plant's the place ahead is equipped with the sieving mechanism, the sieving mechanism is equipped with the shale shaker that equals with hierarchical storehouse quantity from bottom to top in the screening storehouse including screening storehouse, hierarchical storehouse is connected to corresponding shale shaker top through discharging channel, does not establish the mesh on the shale shaker of below, and the shale shaker of top is equipped with the mesh with last one-level mesh board equidimension in proper order, the left side of shale shaker is connected through first link, and first link top is connected to a vibrating motor, and the place ahead of sieving mechanism is equipped with material collecting device, the last material collecting box that equals with shale shaker quantity that is equipped with of material collecting device, the right side of shale shaker is equipped with the discharge end, and the discharge end is connected to the material collecting box corresponding with it. An object of the utility model is to provide a material grading plant is used in ore dressing improves the hierarchical accuracy of mineral aggregate.

Description

Material grading plant for ore dressing

Technical Field

The utility model relates to a grader technical field especially relates to a material grading plant is used in ore dressing.

Background

The grader is used for carrying out the equipment of grading usefulness according to the granularity size with ore sand, extensively applies to the ore dressing operation, and the present comparison is more commonly used spiral grader, and its structure includes the silo, and the segmentation is seted up on the bottom plate of silo from small to big blanking mouth, sets up the collecting box under every blanking mouth, establishes screw drive mechanism in the silo, through screw drive mechanism transmission mineral aggregate, makes the mineral aggregate below the corresponding size fall down from the blanking mouth, gets into corresponding collecting box to the grading of mineral aggregate.

However, since the mineral aggregates in the screw transmission mechanism are accumulated more intensively, there are cases where the mineral aggregates near the axis of the screw rod fail to fall in time into a collection box matching the particle size of the screw rod, and the classification result is not accurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve above-mentioned problem, provide a material grading plant for ore dressing for improve the hierarchical accuracy of mineral aggregate.

The purpose of the utility model is realized through the following technical scheme:

a material grading device for mineral separation comprises a spiral grading device, wherein the spiral grading device comprises a base body, a bin is arranged in the base body, a spiral feeding rod is arranged in the bin, a driving motor is arranged on the outer side of the base body, an output shaft of the driving motor extends into the bin and is connected with the spiral feeding rod, a feeding hopper is arranged above the left side of the bin, a plurality of mesh plates are arranged at the bottom of the bin, meshes on the mesh plates are sequentially increased from left to right, a grading bin is correspondingly arranged on the lower side of each mesh plate, a screening device is arranged in front of the spiral grading device and comprises a screening bin, vibrating screens with the same number as the grading bins are arranged in the screening bin from bottom to top, the grading bins are connected to the upper parts of corresponding vibrating screens through discharging channels, no mesh is arranged on the vibrating screen at the lowest part, and the vibrating screens above the vibrating screens are sequentially provided with meshes with the same size as the mesh plates at the upper part, the left side of shale shaker is connected through first carriage, and first carriage top is connected to a vibrating motor, and the place ahead of sieving mechanism is equipped with material collecting device, material collecting device is last to be equipped with the material collecting box that equals with shale shaker quantity, the right side of shale shaker is equipped with the discharge end, and the discharge end is connected to the material collecting box corresponding with it.

In foretell material grading plant, after the mineral aggregate carried out preliminary grading through spiral grading plant, get into the screening storehouse from the classifying bin, the mineral aggregate in the classifying bin of leftmost gets into the shale shaker of below, the mineral aggregate in the classifying bin from a left side to the right gets into the shale shaker from bottom to top in proper order, first vibrating motor pulling first connection frame vibrates, make the synchronous vibrations of shale shaker in the screening bin, thereby further filter the mineral aggregate, the mineral aggregate that makes spiral grading plant not accurate hierarchical carries out the reclassification, thereby improve the hierarchical accuracy of mineral aggregate.

Further, the right side of shale shaker is connected through the second linking frame, and the top of second linking frame is connected to second vibrating motor, and its effect lies in: the vibration effect of the vibrating screen is enhanced, and the screening effect is further improved.

Further, first vibrating motor and second vibrating motor are different models and first vibrating motor's rotational speed is less than the second vibrating motor, and its effect lies in: the feeding end of the vibrating screen is vibrated by large amplitude and low frequency, the discharging end is vibrated by small amplitude and high frequency, and the middle part of the vibrating screen is overlapped with the middle part of the vibrating screen, so that the screening effect is enhanced.

Technical scheme more than combining, compare with prior art, the utility model provides a material grading plant, its beneficial effect is:

the utility model provides a material grading plant carries out vibration screening once more through the mineral aggregate after sorting spiral grading plant, makes the mineral aggregate that does not in time fall the grading storehouse that matches with it fall to the shale shaker that matches with it through the shale shaker on to finally fall into corresponding receipts workbin through discharging channel, improved the hierarchical accuracy of mineral aggregate.

Drawings

Fig. 1 is the utility model discloses a material grading plant for ore dressing's schematic structure diagram.

Fig. 2 is a schematic view of the installation position of the discharging channel of the present invention.

Fig. 3 is a top view of the material grading device for mineral separation of the present invention.

Wherein, 1-a spiral grading device, 11-a matrix, 111-a bin, 112-a first mesh plate, 113-a second mesh plate, 114-a third mesh plate, 115-a fourth mesh plate, 116-a first grading bin, 117-a second grading bin, 118-a third grading bin, 119-a fourth grading bin, 12-a driving motor, 13-a feed hopper, 14-a spiral feed rod, 2-a screening device, 21-a screening bin, 22-a first vibrating screen, 221-a first discharge end, 23-a second vibrating screen, 231-a second discharge end, 24-a third vibrating screen, 241-a third discharge end, 25-a fourth vibrating screen, 251-a fourth discharge end, 26-a first connecting frame, 27-a second connecting frame, 28-a first vibrating motor, 29-a second vibrating motor, 3-a material receiving device, 31-a first material receiving box, 32-a second material receiving box, 33-a third material receiving box, 34-a fourth material receiving box, 4-a first material discharging channel, 41-a first material discharging port, 5-a second material discharging channel, 51-a second material discharging port, 6-a third material discharging channel, 61-a third material discharging port, 7-a fourth material discharging channel and 71-a fourth material discharging port.

Detailed Description

For a detailed description of the technical features and the objects and effects achieved by the present invention, further description is made below with reference to the accompanying drawings:

example 1: as shown in fig. 1-3, a material grading device for mineral separation comprises a spiral grading device 1, the spiral grading device 1 comprises a base 11, a bin 111 is arranged inside the base 11, a spiral feeding rod 14 is arranged in the bin 111, a driving motor 12 is arranged outside the base 11, an output shaft of the driving motor 12 extends into the bin 111 and is connected to the spiral feeding rod 14, a feeding hopper 13 is arranged above the left side of the bin 111, a first mesh plate 112, a second mesh plate 113, a third mesh plate 114 and a fourth mesh plate 115 are sequentially arranged at the bottom of the bin 111 from left to right, meshes on the first mesh plate 112, the second mesh plate 113, the third mesh plate 114 and the fourth mesh plate 115 are sequentially increased from left to right, a first grading bin 116 is arranged below the first mesh plate 112, a second grading bin 117 is arranged below the second mesh plate 113, a third grading bin 118 is arranged below the third mesh plate 114, a fourth grading bin 119 is arranged below the fourth mesh plate 115, a screening device 2 is arranged in front of the spiral grading device 1, the screening device 2 comprises a screening bin 21, a first vibrating screen 22, a second vibrating screen 23, a third vibrating screen 24 and a fourth vibrating screen 25 are arranged in the screening bin 21 from bottom to top, the first grading bin 116 is connected to the upper side of the first vibrating screen 22 through a first discharging channel 4, the second grading bin 117 is connected to the upper side of the second vibrating screen 23 through a second discharging channel 5, the third grading bin 118 is connected to the upper side of the third vibrating screen 24 through a third discharging channel 6, the fourth grading bin 119 is connected to the upper side of the fourth vibrating screen 25 through a fourth discharging channel 7, mesh holes are not formed in the first vibrating screen 22, mesh holes with the same size as the first mesh plate 112 are formed in the second vibrating screen 23, mesh holes with the same size as the second mesh plate 113 are formed in the third vibrating screen 24, the fourth vibrating screen 25 is provided with meshes with the same size as the third mesh plate 114, the left sides of the first vibrating screen 22, the second vibrating screen 23, the third vibrating screen 24 and the fourth vibrating screen are connected through a first connecting frame 26, the top of the first connecting frame 26 is connected to a first vibrating motor 28, the front of the screening device 2 is provided with a material receiving device 3, the material receiving device 3 is provided with a first material receiving box 31, a second material receiving box 32, a third material receiving box 33 and a fourth material receiving box 34, the right side of the first vibrating screen 22 is provided with a first discharging end 221, the first discharging end 221 extends into the first material receiving box 31, the right side of the second vibrating screen 23 is provided with a second discharging end 231, the second discharging end 231 extends into the second material receiving box 32, the right side of the third vibrating screen 24 is provided with a third discharging end 241, the third discharging end 241 extends into the third material receiving box 33, the right side of the fourth vibrating screen 25 is provided with a fourth discharging end 251, the fourth discharge end 251 extends into the fourth material receiving box 34.

Preferably, right sides of the first, second, third and

fourth vibration screens

22, 23, 24 and fourth vibration screens are connected by a second connection frame 27, and a top of the second connection frame 27 is connected to a second vibration motor 29.

Preferably, the first vibration motor 28 and the second vibration motor 29 are different models, and the rotation speed of the first vibration motor 28 is lower than that of the second vibration motor 29.

The utility model provides a material grading plant, its concrete implementation process as follows:

mineral aggregate enters the storage bin 111 through the feed hopper 13, the driving motor 12 drives the spiral feed rod 14 to rotate so as to slowly move rightward and sequentially pass through the first mesh plate 112, the second mesh plate 113, the third mesh plate 114 and the fourth mesh plate 115, the mineral aggregate sequentially falls from the first mesh plate 112, the second mesh plate 113, the third mesh plate 114 and the fourth mesh plate 115 to the corresponding first grading bin 116, the second grading bin 117, the third grading bin 118 and the fourth grading bin 119 according to the granularity and respectively falls into the first vibrating screen 22, the second vibrating screen 23, the third vibrating screen 24 and the fourth vibrating screen 25 from the first discharge channel 4, the second discharge channel 6 and the fourth discharge channel 7, the first vibrating motor 28 pulls the first connecting frame 26 to enable the left ends of the first vibrating screen 22, the second vibrating screen 23, the third vibrating screen 24 and the fourth vibrating screen 25 to vibrate, the second vibrating motor 29 pulls the second connecting frame 27 to vibrate the right ends of the first vibrating screen 22, the second vibrating screen 23, the third vibrating screen 24 and the fourth vibrating screen 25, so that mineral materials on the second vibrating screen 23, the third vibrating screen 24 and the fourth vibrating screen 25, which do not fall into the classifying bins matched with the particle sizes of the mineral materials, fall onto the vibrating screens matched with the particle sizes of the mineral materials step by step under the vibration action, and the mineral materials after being subjected to the vibration screening by the screening device respectively enter the first material receiving box 31, the second material receiving box 32, the third material receiving box 33 and the fourth material receiving box 34 through the first discharging end 221, the second discharging end 231, the third discharging end 241 and the fourth discharging end 251 to be collected.

Since the ore material falling on the first vibrating screen 22 is the ore material with the smallest particle size, the ore material does not need to be screened again, and the ore material falling on the first vibrating screen 22 can be accelerated to fall into the first material receiving box 31 by vibration, and the adhesion is reduced.

First vibrating motor 28 and second vibrating motor 29 adopt different models to first vibrating motor 28's rotational speed is less than second vibrating motor 29, can make the feed end of shale shaker present the vibration of big amplitude low frequency, the discharge end presents the vibration of little amplitude high frequency, two kinds of vibrations of middle part overlap, thereby makes the mineral aggregate carry out abundant screening in sieving mechanism 2, obtains more accurate screening effect, thereby improves the hierarchical precision of mineral aggregate.

According to the above embodiment, the utility model provides a material grading plant carries out vibration screening once more through the mineral aggregate after sorting spiral grading plant, makes the mineral aggregate that does not in time fall the grading storehouse that matches with it fall the shale shaker that matches with it through the shale shaker on to finally fall into corresponding receipts workbin through discharging channel, improved the hierarchical accuracy of mineral aggregate.

The present invention is not limited to the above embodiments, and those skilled in the art can make various modifications, improvements and substitutions without departing from the concept of the present invention, which all belong to the protection scope of the present invention, and the protection scope of the present invention is subject to the appended claims.

Claims

1. The utility model provides a material grading plant for ore dressing, includes spiral grading plant, spiral grading plant includes the base member, and the base member is inside to be equipped with the feed bin, is equipped with spiral feed rod in the feed bin, and driving motor is installed in the outside of base member, and driving motor's output shaft stretches into in the feed bin and is connected to spiral feed rod, and the feed bin upper left side is equipped with the feeder hopper, and the feed bin bottom is equipped with a plurality of mesh boards, mesh on the mesh board increases in proper order from a left side to the right side, and every mesh board downside all corresponds hierarchical storehouse, its characterized in that: spiral grading plant's the place ahead is equipped with the sieving mechanism, the sieving mechanism is equipped with the shale shaker that equals with hierarchical storehouse quantity from bottom to top in the screening storehouse including screening storehouse, hierarchical storehouse is connected to corresponding shale shaker top through discharging channel, does not establish the mesh on the shale shaker of below, and the shale shaker of top is equipped with the mesh the same size with last one-level mesh board in proper order, the left side of shale shaker is connected through first carriage, and first carriage top is connected to first vibrating motor, and the place ahead of sieving mechanism is equipped with material collecting device, the last material collecting box that equals with shale shaker quantity that is equipped with of material collecting device, the right side of shale shaker is equipped with the discharge end, and the discharge end is connected to the material collecting box corresponding with it.

2. The material grading device for mineral separation according to claim 1, characterized in that: the right side of shale shaker is connected through the second connecting frame, and the top of second connecting frame is connected to second vibrating motor.

3. The material grading device for mineral separation according to claim 2, characterized in that: the first vibration motor and the second vibration motor are different in model and the rotating speed of the first vibration motor is lower than that of the second vibration motor.