CN213762765U

CN213762765U - Bauxite sample screening plant

Info

Publication number: CN213762765U
Application number: CN202022352940.0U
Authority: CN
Inventors: 陶轶; 掌传念
Original assignee: Lianyungang Certification & Inspection Co ltd
Current assignee: Lianyungang Certification & Inspection Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-07-23
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a bauxite sample screening device, which comprises a screening box, a feed hopper and a feed opening, wherein a plurality of screen meshes are arranged in the screening box, a plurality of discharge pipes are arranged on the screening box, the bottom surface of the screening box is hinged with a mounting plate, the bottom surface of the screening box is connected with a slide block, the lower end of the slide block is hinged with a second support rod, the bottom end of the second support rod is provided with a lifting component, the lifting component comprises a box body and a connecting plate, the bottom surface of the connecting plate is provided with a plurality of telescopic rods, the bottom surface of the connecting plate is hinged with a plurality of lifting arms, the lower end of each lifting arm is hinged with a nut, the inner part of the nut is in threaded connection with a bidirectional lead screw, the end part of the bidirectional lead screw is provided with a worm wheel, the worm wheel is driven by the worm, the end part of the worm is driven by a first driving motor, the first driving motor rotates through the worm and the worm wheel, so that the nut drives the second support rod to lift through the lifting arms and the connecting plate, the inclination of the screening box is realized, so that the ore sample particles are conveniently discharged, and the screen is conveniently cleaned.

Description

Bauxite sample screening plant

Technical Field

The utility model relates to a ore sample screening technical field especially relates to a bauxite sample screening plant.

Background

Bauxite is a general term for ores which are industrially available and consist of gibbsite and diaspore as main minerals, the application field of bauxite has two aspects of metal and nonmetal, the bauxite is the best raw material for producing metal aluminum and also the most important application field, the consumption of the bauxite accounts for more than 90 percent of the total yield of the bauxite in the world, and the consumption of the bauxite in the nonmetal aspect accounts for a small proportion but has wide application. Almost all ore dressing processes can not grind, in an ore dressing test, the ore grinding fineness of the ore is often required to be measured, sample preparation work such as crushing, division, grinding and the like is carried out on a sample, particles of a bauxite sample are screened by a screening device, and then the particle size required by the test is selected.

Most laboratories are at present when screening the granule of ore deposit sample, set up a plurality of screens in the screening case usually, realize the screening to the bauxite sample through making the screening case vibration, but the ore deposit appearance granule on the screen cloth is inconvenient discharges completely, leads to the ore deposit appearance to remain, and the clearance is comparatively inconvenient has certain defect.

To this end, we propose a bauxite sample screening device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bauxite sample screening plant, aim at make the slope of screening case, are convenient for make the ore sample granule discharge on the screen cloth, avoid ore sample to remain on the screen cloth, improve work efficiency.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a bauxite sample screening device comprises a screening box, wherein the upper end and the lower end of the screening box are respectively provided with a feed hopper and a feed opening, a plurality of screens are arranged inside the screening box, the side wall of the screening box is correspondingly provided with a plurality of discharge pipes, one end of the bottom surface of the screening box is provided with a plurality of first supporting rods, the bottom surface of the screening box is hinged with a mounting plate through the first supporting rods, a movable box is arranged outside the mounting plate, one end of the bottom surface of the screening box, far away from the first supporting rods, is provided with a plurality of slide rods, the slide rods are all connected with slide blocks in a sliding manner, the lower ends of the slide blocks are all hinged with second supporting rods, the bottom ends of the second supporting rods are provided with lifting components for lifting the second supporting rods, each lifting component comprises a box body fixedly mounted on the upper surface of the mounting plate, a connecting plate is arranged inside the box body, the upper surface of the connecting plate is connected with the bottom ends of the second supporting rods, the connecting plate bottom surface through a plurality of telescopic links with the bottom half inner wall is connected, the connecting plate bottom surface articulates there are a plurality of lifing arms, the lifing arm lower extreme articulates there is the nut, the inside threaded connection of nut has two-way lead screw, two-way lead screw both ends are all rotated through the mount pad and are installed at the bottom half inner wall, two-way lead screw tip is equipped with the worm wheel, transmission connection has the worm on the worm wheel, worm tip transmission is connected with a driving motor, a driving motor fixed mounting be in the bottom half inner wall.

Preferably, among the above-mentioned bauxite sample screening device, the equal sliding connection of right-and-left end of mounting plate has a plurality of spacing posts, spacing post is all vertical to be installed inside the movable box, the mounting plate all is equipped with damping spring from top to bottom, damping spring all overlap establish with spacing post outer wall.

Based on above-mentioned technical characteristics, set up damping spring, realize the shock-absorbing function to the mounting panel.

Preferably, among the above-mentioned bauxite sample screening device, the movable box upper end is equipped with the messenger mounting panel up-and-down motion's drive assembly, drive assembly includes fixed mounting and is in the second driving motor of movable box left end upper surface, second driving motor output shaft transmission is connected with the axis of rotation, the axis of rotation left end is installed through first fixed block rotation movable box upper surface, axis of rotation right-hand member fixedly connected with head rod, the rotation is connected with the second connecting rod on the head rod, the second connecting rod lower extreme with the mounting panel upper surface is articulated.

Based on above-mentioned technical characteristics, second driving motor drive axis of rotation rotates, and the axis of rotation drives the head rod and rotates, and the head rod passes through the second connecting rod and drives mounting panel reciprocating motion from top to bottom, realizes the up-and-down vibration of screening case, the screening of the mineral aggregate of being convenient for.

Preferably, among the above-mentioned bauxite sample screening device, it all is connected with the receipts workbin to arrange the material pipe output, the equal joint of receipts workbin outer wall has the limiting plate, the limiting plate bottom is all through fixed plate fixed mounting in on the screening case outer wall, all fixedly on the fixed plate be equipped with the second fixed block, equal threaded connection has accommodate the lead screw on the second fixed block, the accommodate the lead screw left end all rotates and is connected with the locating plate.

Based on the technical characteristics, the positioning plate is moved by rotating the adjusting screw rod, and the clamping and positioning of the material receiving box are realized through the matching with the positioning plate.

Preferably, in the above bauxite sample screening apparatus, the bottom end of the screening box is symmetrically provided with a plurality of material guide plates.

Based on the technical characteristics, the material guide plate is arranged, so that mineral aggregate is conveniently discharged.

Preferably, in the above-mentioned bauxite sample screening apparatus, the plurality of screens gradually decrease in mesh diameter from top to bottom.

Based on the technical characteristics, the screen mesh is arranged to gradually reduce the mesh diameter from top to bottom, so that the screening of the mineral aggregate particles with different sizes is realized.

Preferably, in the above bauxite sample screening apparatus, the side wall of the mounting plate is uniformly provided with a plurality of rollers, and the side wall of the mounting plate is in rolling contact with the inner wall of the movable box through the rollers.

Based on the technical characteristics, the rollers are arranged, so that the mounting plate can move up and down in the movable box conveniently.

The utility model has the advantages that:

the utility model has the advantages of reasonable design, make first driving motor pass through worm, the two-way lead screw of worm gear transmission and rotate, make the nut drive the lift arm lower extreme move in opposite directions, drive the second bracing piece through the connecting plate and go up and down, the second bracing piece drives screening case one end perk, realizes the slope of screening case, and the discharge of the bauxite sample granule on the screen cloth of being convenient for avoids the ore sample granule to pile up on the screen cloth.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the lifting assembly of the present invention;

fig. 3 is a top view of the external structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-screening box; 2-a feed hopper; 3-screening a screen; 4-a discharge pipe; 5-a feed opening; 6-a first support bar; 7-mounting a plate; 8-a movable box; 9-a slide bar; 10-a slide block; 11-a second support bar; 12-a lifting assembly; 13-a box body; 14-a connecting plate; 15-a telescopic rod; 16-a lifting arm; 17-a nut; 18-a bidirectional screw rod; 19-a mounting seat; 20-a worm gear; 21-a worm; 22-a first drive motor; 23-a limiting column; 24-a damping spring; 25-a roller; 26-a drive assembly; 27-a second drive motor; 28-rotating shaft; 29-a first fixed block; 30-a first connecting rod; 31-a second connecting rod; 32-a material receiving box; 33-a limiting plate; 34-a fixed plate; 35-a positioning plate; 36-adjusting screw rod; 37-a second fixed block; 38-guide plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, in the present embodiment, a bauxite sample screening apparatus includes a screening box 1, a feeding hopper 2 and a discharge opening 5 are respectively disposed at upper and lower ends of the screening box 1, a plurality of screens 3 are disposed inside the screening box 1, the mesh diameters of the screens 3 are gradually reduced from top to bottom, so as to realize screening of mineral material particles with different sizes, a material guide plate 38 is disposed at an end of an upper surface of the screen 3 close to a material discharge pipe 4, the material guide plate 38 is mounted on an inner wall of the screening box 1, a plurality of material discharge pipes 4 are correspondingly disposed on a side wall of the screening box 1, an output end of each material discharge pipe 4 is connected to a material receiving box 32, a limiting plate 33 is clamped on an outer wall of the material receiving box 32, a bottom end of each limiting plate 33 is fixedly mounted on an outer wall of the screening box 1 through a fixing plate 34, a second fixing block 37 is fixedly disposed on the fixing plate 34, an adjusting screw 36 is threadedly connected to the second block 37, the left end of the adjusting screw rod 36 is rotatably connected with a positioning plate 35, the adjusting screw rod 36 is rotated to enable the positioning plate 35 to move, the material receiving box 32 is clamped and positioned through cooperation with the limiting plate 33, a plurality of guide plates 38 are symmetrically arranged at the bottom end of the screening box 1, the guide plates 38 are arranged to facilitate discharge of mineral materials, a plurality of first supporting rods 6 are arranged at one end of the bottom surface of the screening box 1, the bottom surface of the screening box 1 is hinged with a mounting plate 7 through the first supporting rods 6, a movable box 8 is arranged outside the mounting plate 7, a plurality of idler wheels 25 are uniformly arranged on the side wall of the mounting plate 7, the side wall of the mounting plate 7 is in rolling contact with the inner wall of the movable box 8 through the idler wheels 25, the idler wheels 25 are arranged to facilitate vertical movement of the mounting plate 7 in the movable box 8, a plurality of limiting columns 23 are slidably connected at the left end and the right end of the mounting plate 7, the limiting columns 23 are vertically arranged in the movable box 8, damping springs 24 are arranged above and below the mounting plate 7, the damping springs 24 are all sleeved on the outer wall of the limiting column 23, the damping springs 24 are arranged to realize the damping function of the mounting plate 7, the upper end of the movable box 8 is provided with a driving component 26 enabling the mounting plate 7 to reciprocate up and down, the driving component 26 comprises a second driving motor 27 fixedly arranged on the upper surface of the left end of the movable box 8, the output shaft of the second driving motor 27 is in transmission connection with a rotating shaft 28, the left end of the rotating shaft 28 is rotatably arranged on the upper surface of the movable box 8 through a first fixing block 29, the right end of the rotating shaft 28 is fixedly connected with a first connecting rod 30, a second connecting rod 31 is rotatably connected onto the first connecting rod 30, the lower end of the second connecting rod 31 is hinged with the upper surface of the mounting plate 7, the second driving motor 27 drives the rotating shaft 28 to rotate, the rotating shaft 28 drives the first connecting rod 30 to rotate, the first connecting rod 30 drives the mounting plate 7 to reciprocate up and down through the second connecting rod 31 to realize the up and down vibration of the screening box 1, the screening box is convenient for screening mineral aggregates, one end of the bottom surface of the screening box 1, which is far away from a first supporting rod 6, is provided with a plurality of slide rods 9, the slide rods 9 are all connected with a slide block 10 in a sliding manner, the lower end of the slide block 10 is hinged with a second supporting rod 11, when the second supporting rod 11 moves upwards, the screening box 1 can be driven to incline, the bottom end of the second supporting rod 11 is provided with a lifting component 12, the lifting component 12 comprises a box body 13 fixedly arranged on the upper surface of a mounting plate 7, a connecting plate 14 is arranged in the box body 13, the upper surface of the connecting plate 14 is connected with the bottom end of the second supporting rod 11, the bottom surface of the connecting plate 14 is connected with the inner wall of the bottom of the box body 13 through a plurality of telescopic rods 15, the telescopic rods 15 are arranged to limit the connecting plate 14, the bottom surface of the connecting plate 14 is hinged with a plurality of lifting arms 16, the lower ends of the lifting arms 16 are hinged with nuts 17, the inner threads of the nuts 17 are connected with a bidirectional screw rod 18, and both ends of the bidirectional screw rod 18 are rotatably arranged on the inner wall of the bottom of the box body 13 through a mounting seat 19, the end part of the bidirectional screw rod 18 is provided with a worm wheel 20, the worm wheel 20 is connected with a worm 21 in a transmission manner, the end part of the worm 21 is connected with a first driving motor 22 in a transmission manner, the first driving motor 22 is fixedly arranged on the inner wall of the bottom of the box body 13, the first driving motor 22 drives the bidirectional screw rod 18 to rotate through the worm 21 and the worm wheel 20, so that the nuts 17 drive the lower ends of the lifting arms 16 to move oppositely, the lifting arms 16 drive the second supporting rod 11 to lift through the connecting plate 14, the second supporting rod 11 drives one end of the screening box 1 to tilt, and the inclination of the screening box 1 is realized.

When the utility model is used, crushed bauxite sample particles are put into the screening box 1 from the feed hopper 2, the switch of the second driving motor 27 is opened, the second driving motor 27 drives the rotating shaft 28 to rotate, the rotating shaft 28 drives the first connecting rod 30 to rotate, the first connecting rod 30 drives the mounting plate 7 to reciprocate up and down through the second connecting rod 31, the screening box 1 vibrates up and down, the bauxite sample particles are screened through the screen 3, the particles with large size are left on the upper screen 3, the particles with small size fall on the lower screen 3, after the screening is finished, the switch of the first driving motor 22 is opened, the first driving motor 22 drives the two-way screw rod 18 to rotate through the worm 21 and the worm wheel 20, the nut 17 drives the lower end of the lifting arm 16 to move towards each other, the lifting arm 16 drives the second supporting rod 11 to lift through the connecting plate 14, the second support rod 11 drives one end of the screening box 1 to tilt, so as to realize the tilting of the screening box 1, so that bauxite particles on each layer of screen mesh 3 are conveyed to the discharging pipe 4 through the material guide plate 38 and conveyed to the material receiving box 32 through the discharging pipe 4, and the ore sample particles on the screen mesh 3 are discharged to the material receiving box 32.

The utility model has the advantages of reasonable design, make first driving motor 22 pass through worm 21, the two-way lead screw 18 of worm wheel 20 transmission rotate, make nut 17 drive 16 lower extremes of lifing arm remove in opposite directions, drive the lift of second bracing piece 11 through connecting plate 14, second bracing piece 11 drives the perk of 1 one end of screening case, realize the slope of screening case 1, the discharge of the bauxite sample granule on the screen cloth 3 of being convenient for avoids the ore sample granule to pile up on screen cloth 3.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a bauxite sample screening plant which characterized in that: comprises a screening box (1), wherein the upper end and the lower end of the screening box (1) are respectively provided with a feed hopper (2) and a feed opening (5), a plurality of screen meshes (3) are arranged inside the screening box (1), the side wall of the screening box (1) is correspondingly provided with a plurality of discharge pipes (4), one end of the bottom surface of the screening box (1) is provided with a plurality of first supporting rods (6), the bottom surface of the screening box (1) is hinged with a mounting plate (7) through the first supporting rods (6), the outer part of the mounting plate (7) is provided with a movable box (8), one end of the bottom surface of the screening box (1), which is far away from the first supporting rods (6), is provided with a plurality of slide rods (9), slide blocks (10) are all connected on the slide rods (9) in a sliding manner, the lower ends of the slide blocks (10) are all hinged with second supporting rods (11), the bottom end of the second supporting rods (11) is provided with a lifting component (12) for lifting the screening box, the lifting component (12) comprises a box body (13) fixedly mounted on the upper surface of the mounting plate (7), a connecting plate (14) is arranged inside the box body (13), the upper surface of the connecting plate (14) is connected with the bottom end of the second supporting rod (11), the bottom surface of the connecting plate (14) is connected with the inner wall of the bottom of the box body (13) through a plurality of telescopic rods (15), a plurality of lifting arms (16) are hinged to the bottom surface of the connecting plate (14), nuts (17) are hinged to the lower ends of the lifting arms (16), the nuts (17) are connected with a bidirectional lead screw (18) in a threaded manner, two ends of the bidirectional lead screw (18) are rotatably mounted on the inner wall of the bottom of the box body (13) through mounting seats (19), a worm wheel (20) is arranged at the end part of the bidirectional lead screw (18), a worm (21) is in transmission connection with a worm (22), the first driving motor (22) is fixedly arranged on the inner wall of the bottom of the box body (13).

2. The bauxite sample screening apparatus of claim 1, wherein: the equal sliding connection of right-hand member has a plurality of spacing posts (23) about mounting panel (7), spacing post (23) is equal vertical to be installed inside movable box (8), mounting panel (7) below all is equipped with damping spring (24), damping spring (24) all overlap establish with spacing post (23) outer wall.

3. The bauxite sample screening apparatus of claim 1, wherein: activity case (8) upper end is equipped with the messenger mounting panel (7) up-and-down motion's drive assembly (26), drive assembly (26) are including fixed mounting in second driving motor (27) of activity case (8) left end upper surface, second driving motor (27) output shaft transmission is connected with axis of rotation (28), axis of rotation (28) left end is rotated through first fixed block (29) and is installed activity case (8) upper surface, axis of rotation (28) right-hand member fixedly connected with head rod (30), it is connected with second connecting rod (31) to rotate on head rod (30), second connecting rod (31) lower extreme with mounting panel (7) upper surface is articulated.

4. The bauxite sample screening apparatus of claim 1, wherein: arrange material pipe (4) output and all be connected with and receive workbin (32), it has limiting plate (33) to receive workbin (32) outer wall equal joint, limiting plate (33) bottom is all through fixed plate (34) fixed mounting sieve on case (1) outer wall, all fixedly on fixed plate (34) be equipped with second fixed block (37), equal threaded connection has accommodate the lead screw (36) on second fixed block (37), accommodate the lead screw (36) left end all rotates and is connected with locating plate (35).

5. The bauxite sample screening apparatus of claim 1, wherein: the bottom end of the screening box (1) is symmetrically provided with a plurality of material guide plates (38).

6. The bauxite sample screening apparatus of claim 1, wherein: the mesh diameter of the plurality of screens (3) is gradually reduced from top to bottom.

7. The bauxite sample screening apparatus of claim 1, wherein: evenly be equipped with a plurality of gyro wheels (25) on mounting panel (7) lateral wall, mounting panel (7) lateral wall passes through gyro wheel (25) with movable box (8) inner wall rolling contact.