CN216174156U

CN216174156U - Grading sieving device for mine sand making machine

Info

Publication number: CN216174156U
Application number: CN202122546411.9U
Authority: CN
Inventors: 耿磊
Original assignee: Anyouji Tianjin Technology Development Co ltd
Current assignee: Anyouji Tianjin Technology Development Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-05
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a grading sieving device for a mine sand making machine, which comprises a box body, wherein supporting legs are welded at four corners of the bottom of the box body, a sealing cover is hinged to the outer wall of the top of the box body, atomizing spray heads distributed at equal intervals are installed on the outer wall of the top of the sealing cover, the outer wall of the top of the sealing cover is communicated with a feed hopper, three supporting plates distributed at equal intervals are welded on the inner walls of two sides of the box body, and compression springs distributed at equal intervals are installed on the supporting plates. According to the utility model, the three layers of screen plates are arranged in the box body, ores with different sizes can be screened at one time, the supporting rods are arranged among the three layers of screen plates, the three layers of screen plates are driven to keep the same vibration amplitude by utilizing the mutual matching of the servo motor and the gear rack, the problem that the screen plates at the bottom cannot be screened in the past can be solved, the sliding blocks arranged at two sides of the screen plates can prevent the screen plates from swinging left and right, and the atomizing nozzles arranged at the top can be used for dust reduction treatment of dust.

Description

Grading sieving device for mine sand making machine

Technical Field

The utility model relates to the technical field of sand making machine screening, in particular to a grading screening device for a mine sand making machine.

Background

Ore refers to a collection of minerals from which useful components can be extracted or which themselves have some property that can be exploited. Can be divided into metal mineral and nonmetal mineral. The unit content of useful components (elements or minerals) in the ore is called ore grade, the precious metal ore such as gold and platinum is expressed in grams/ton, and other ores are expressed in percentage. In the mining machinery field, need handle the ore that the exploitation obtained, it is specific, carry out the separation processing to the ore to the volume according to the ore is different, screens out the ore of the variation in size, so that the later stage is handled the ore.

Screening plant among the prior art screens the ore through the sieve mostly, but some current mechanical screening plant the majority are one-level screening device, can only select the ore raw materials of a size specification, do not realize the classified screening of ore, the later stage of being not convenient for is handled the ore, and because most screening plant utilizes ore self gravity to pound to the screen board at the screening in-process, thereby make the screen board take place to vibrate and sieve, such screening effect is not good, and a large amount of dusts can appear in the screening process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a grading sieving device for a mine sand making machine.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a grading sieving device for a mine sand making machine comprises a box body, wherein supporting legs are welded at four corners of the bottom of the box body, a sealing cover is hinged to the outer wall of the top of the box body, atomizing nozzles distributed equidistantly are mounted on the outer wall of the top of the sealing cover, the outer wall of the top of the sealing cover is communicated with a feeding hopper, three supporting plates distributed equidistantly are welded on the inner walls of two sides of the box body, compression springs distributed equidistantly are mounted on the supporting plates, a first sieve plate, a second sieve plate and a third sieve plate are sequentially arranged at the top of each compression spring from top to bottom, three discharging pipes distributed equidistantly are welded on the outer wall of one side of the box body, three rectangular notches distributed equidistantly are formed in the outer wall of the other side of the box body, a rectangular discharging groove is formed in the inner wall of the bottom of the box body, and the first sieve plate, the second sieve plate and the third sieve plate are connected with the same connecting plate, the outer wall of the connecting plate is welded with a rack, the rack is meshed with a gear in a transmission mode, and the gear is connected with a servo motor.

Preferably, the mesh diameter of the first screen plate is larger than that of the second screen plate, and the mesh diameter of the second screen plate is larger than that of the third screen plate.

Preferably, the sliding blocks that have symmetric distribution are all welded to the both sides outer wall of first sieve otter board, second sieve otter board and third sieve otter board, and the both sides inner wall of box all opens the sliding tray that has equidistance and distributes, the sliding block size and sliding tray inner wall size looks adaptation, and sliding block and sliding tray form sliding fit.

Preferably, gear teeth are arranged at three quarters of the circumference of the gear, and the gear is meshed with the rack.

Preferably, the servo motor is connected with a switch through a wire, and the switch is connected with an external power supply.

Preferably, the first screen plate, the second screen plate and the third screen plate are all arranged along the inclined direction, the inclined angle of the first screen plate, the second screen plate and the third screen plate is 20-40 degrees, and two ends of the outer wall of one side, opposite to the first screen plate, of the second screen plate and the third screen plate are respectively fixed with a support rod through bolts.

The utility model has the beneficial effects that:

this mine system sand machine of design sieves device in grades, through at the inside three-layer screen cloth that sets up of box, can once only sieve not unidimensional ore, and be equipped with the bracing piece between three-layer screen cloth, utilize mutually supporting of servo motor and rack and pinion, it keeps the same vibration range to drive three-layer screen cloth, can solve the unable condition emergence of sieving of bottom screen cloth board in the past, and the sliding block that screen cloth board both sides set up can prevent screen cloth board horizontal hunting, and the atomizer that the top set up, can carry out the dust fall to the dust that the screening in-process produced and handle.

Drawings

FIG. 1 is a sectional view of the whole structure of a grading sieving device for a mine sand making machine, which is provided by the utility model;

FIG. 2 is a schematic overall structure diagram of a grading sieving device for a mine sand making machine according to the present invention;

FIG. 3 is an enlarged schematic view of a part of the structure of a grading sieving device for a mine sand making machine, which is provided by the utility model;

fig. 4 is a top view of a sliding groove structure of a grading sieving device for a mine sand making machine, which is provided by the utility model.

In the figure: the device comprises a box body 1, supporting legs 2, a sealing cover 3, an atomizing spray head 4, a feed hopper 5, a supporting plate 6, a compression spring 7, a first screen plate 8, a second screen plate 9, a third screen plate 10, a discharge pipe 11, a rectangular discharge chute 12, a sliding block 13, a sliding chute 14, a rectangular notch 15, a connecting plate 16, a rack 17, a gear 18 and a servo motor 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a grading sieving device for a mine sand making machine comprises a box body 1, supporting legs 2 are welded at four corners of the bottom of the box body 1, a sealing cover 3 is hinged to the outer wall of the top of the box body 1, atomizing nozzles 4 distributed at equal intervals are mounted on the outer wall of the top of the sealing cover 3, a feed hopper 5 is communicated with the outer wall of the top of the sealing cover 3, three supporting plates 6 distributed at equal intervals are welded on the inner walls of two sides of the box body 1, compression springs 7 distributed at equal intervals are mounted on the supporting plates 6, a first sieve plate 8, a second sieve plate 9 and a third sieve plate 10 are sequentially arranged at the top of the compression springs 7 from top to bottom, the first sieve plate 8, the second sieve plate 9 and the third sieve plate 10 are all arranged along an inclined direction, the inclination angles of the first sieve plate 8, the second sieve plate 9 and the third sieve plate 10 are 20-40 degrees, and three layers of sieve plates are arranged in the box body 1, ores with different sizes can be screened at one time, supporting rods are arranged between the three layers of screen plates, the three layers of screen plates are driven to keep the same vibration amplitude by utilizing the mutual matching of a servo motor 19 and a gear 18 and a rack 17, the problem that the screen plates at the bottom cannot be screened in the past can be solved, sliding blocks 13 arranged at two sides of the screen plates can prevent the screen plates from swinging left and right, and atomizing nozzles 4 arranged at the top can perform dust fall treatment on dust generated in the screening process;

the two ends of the outer wall of one side opposite to the first screen plate 8, the second screen plate 9 and the third screen plate 10 are all fixed with support rods through bolts, the mesh diameter of the first screen plate 8 is larger than that of the second screen plate 9, the mesh diameter of the second screen plate 9 is larger than that of the third screen plate 10, three discharging pipes 11 distributed equidistantly are welded on the outer wall of one side of the box body 1, three rectangular notches 15 distributed equidistantly are formed in the outer wall of the other side of the box body 1, symmetrically distributed sliding blocks 13 are welded on the outer walls of two sides of the first screen plate 8, the second screen plate 9 and the third screen plate 10, sliding grooves 14 distributed equidistantly are formed in the inner walls of two sides of the box body 1, the size of each sliding block 13 is matched with the size of the inner wall of each sliding groove 14, the sliding blocks 13 are in sliding fit with the sliding grooves 14, a rectangular discharging groove 12 is formed in the inner wall of the bottom of the box body 1, and the first screen plate 8, The second screen plate 9 and the third screen plate 10 are both connected with the same connecting plate 16, a rack 17 is welded on the outer wall of the connecting plate 16, the rack 17 is meshed with a gear 18, three quarters of the circumference of the gear 18 is provided with gear teeth, the gear 18 is meshed with the rack 17, the gear 18 is connected with a servo motor 19, the servo motor 19 is connected with a switch through a wire, and the switch is connected with an external power supply.

The working principle is as follows: when using this mine sand making machine to sieve device in grades, at first the device moves and connects external power source after the place that needs to use, then pour the ore that needs to sieve into the inside of feeder hopper 5, start servo motor 19, servo motor 19 drives gear 18 and rotates, gear 18 drives rack 17 rebound, and rack 17 can drive first sieve otter board 8, second sieve otter board 9 and third sieve otter board 10 rebound simultaneously, when rack 17 moves to the top and contacts with the smooth edge of gear 18, rack 17 can be because compression spring 17's tensile downstream, thereby first sieve otter board 8, second sieve otter board 9 and third sieve otter board 10 can vibrate, sieve the ore of different diameters, and atomizer 4 can be continuous water spray and carry out the dust fall processing, the ore of screening can flow out from discharging pipe 11.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The grading sieving device for the mine sand making machine comprises a box body (1) and is characterized in that supporting legs (2) are welded at four corners of the bottom of the box body (1), a sealing cover (3) is hinged to the outer wall of the top of the box body (1), atomizing nozzles (4) distributed equidistantly are mounted on the outer wall of the top of the sealing cover (3), the outer wall of the top of the sealing cover (3) is communicated with a feeding hopper (5), three supporting plates (6) distributed equidistantly are welded on the inner walls of two sides of the box body (1), compression springs (7) distributed equidistantly are mounted on the supporting plates (6), a first screen plate (8), a second screen plate (9) and a third screen plate (10) are sequentially arranged at the top of the compression springs (7) from top to bottom, three discharging pipes (11) distributed equidistantly are welded on the outer wall of one side of the box body (1), and three rectangular notches (15) distributed equidistantly are formed in the outer wall of the other side of the box body (1), the box (1) bottom inner wall is opened there is rectangle blown down tank (12), and first sieve otter board (8), second sieve otter board (9) and third sieve otter board (10) all are connected with same connecting plate (16), connecting plate (16) outer wall welding has rack (17), and rack (17) meshing transmission has gear (18), gear (18) are connected with servo motor (19).

2. A classifying and screening device for a mine sand maker according to claim 1, wherein the mesh diameter of the first screen panel (8) is larger than that of the second screen panel (9), and the mesh diameter of the second screen panel (9) is larger than that of the third screen panel (10).

3. The grading sieving device for the mine sand making machine according to claim 1, wherein sliding blocks (13) are symmetrically welded on the outer walls of the two sides of the first sieve plate (8), the second sieve plate (9) and the third sieve plate (10), sliding grooves (14) are equidistantly formed in the inner walls of the two sides of the box body (1), the size of each sliding block (13) is matched with the size of the inner wall of each sliding groove (14), and the sliding blocks (13) are in sliding fit with the sliding grooves (14).

4. A graded screening apparatus for a mine sand maker according to claim 1, characterised in that gear teeth are provided three quarters of the circumference of the gear wheel (18) and the gear wheel (18) is intermeshed with the rack (17).

5. The grading sieving device for the mine sand making machine according to claim 1, wherein the servo motor (19) is connected with a switch through a lead, and the switch is connected with an external power supply.

6. The grading sieving device for the sand making machine for the mine according to claim 1, wherein the first sieve plate (8), the second sieve plate (9) and the third sieve plate (10) are all arranged along an inclined direction, the inclined angle of the first sieve plate (8), the second sieve plate (9) and the third sieve plate (10) is 20-40 degrees, and supporting rods are fixed at two ends of the outer wall of one side of the first sieve plate (8), the second sieve plate (9) and the third sieve plate (10) opposite to each other through bolts.