阅读说明：本技术 一种颗粒材料筛选装置 (Granular material screening device ) 是由 张旭晨 于 2020-12-30 设计创作，主要内容包括：本发明公开了一种颗粒材料筛选装置,包括筛选箱,所述筛选箱的顶部设置有进料机构,且筛选箱的一侧外壁固定连接有安装框,安装框的一侧固定连接有电机,电机的输出轴一端固定连接有转动杆,转动杆的外壁设置有拨动机构,所述筛选箱两侧内壁的两端之间均固定连接有导引杆,且导引杆的外壁套接有同一个第一活动座,第一活动座的顶部铰接有筛选机构,第一活动座的底部一侧开有导向槽。本发明使得筛选框在进行左右移动时也能够实现两侧摆动的效果,并形成筛选框的连续性移动和摆动的现象,避免筛选框内部重叠的部分颗粒材料得不到有效的筛选处理,并可便于对颗粒材料进行二次筛选处理,形成多级筛选的操作。(The invention discloses a granular material screening device which comprises a screening box, wherein a feeding mechanism is arranged at the top of the screening box, an installation frame is fixedly connected to the outer wall of one side of the screening box, a motor is fixedly connected to one side of the installation frame, a rotating rod is fixedly connected to one end of an output shaft of the motor, a stirring mechanism is arranged on the outer wall of the rotating rod, guide rods are fixedly connected between two ends of inner walls of two sides of the screening box, the outer walls of the guide rods are sleeved with a same first movable seat, a screening mechanism is hinged to the top of the first movable seat, and a guide groove is formed in one side of the bottom of the first movable seat. The invention can realize the effect of swinging on two sides when the screening frame moves left and right, forms the phenomena of continuous movement and swinging of the screening frame, avoids that the overlapped part of the granular materials in the screening frame can not be effectively screened, and can be convenient for secondary screening treatment of the granular materials to form the operation of multi-stage screening.)

1. A granular material screening device comprises a screening box (1), wherein a feeding mechanism is arranged at the top of the screening box (1), an installation frame is fixedly connected to the outer wall of one side of the screening box (1), a motor (6) is fixedly connected to one side of the installation frame, a rotating rod (18) is fixedly connected to one end of an output shaft of the motor (6), and a shifting mechanism is arranged on the outer wall of the rotating rod (18), and is characterized in that a guide rod (17) is fixedly connected between the two ends of the inner wall of the two sides of the screening box (1), the outer wall of the guide rod (17) is sleeved with a first movable seat (21), a screening mechanism (15) is hinged to the top of the first movable seat (21), a guide groove (25) is formed in one side of the bottom of the first movable seat (21), the shifting mechanism is located in the middle position of the guide groove (25), and baffles (22) are fixedly connected to the two sides, and equal fixedly connected with spring (24) between the both ends of baffle (22) one side outer wall and the both ends of first sliding seat (21) both sides outer wall, all articulated between the both ends of baffle (22) one side top outer wall and the both ends of first sliding seat (21) both sides top outer wall have movable rod (20), and the top of two adjacent movable rod (20) articulates there is same kicking roller (23).

2. The granular material screening device according to claim 1, wherein the stirring mechanism comprises three connecting rods (19), the connecting rods (19) are fixedly connected to the outer wall of the rotating rod (18) at equal intervals, one end of each connecting rod (19) is provided with a mounting groove, and the stirring rollers (14) are arranged between the inner walls of the two sides of the mounting groove.

3. The granular material screening device according to claim 2, wherein the feeding mechanism comprises a cover plate (8), a groove is formed in the middle of the top of the screening box (1), the cover plate (8) is closed inside the groove, a feeding hopper (9) is fixedly connected to the middle of the cover plate (8), material distributing pipes (16) inserted into the screening frame (15) are fixedly connected to two sides of the bottom of the feeding hopper (9), and handles are fixedly connected to two sides of the top of the cover plate (8).

4. The granular material screening device according to claim 3, wherein the screening mechanism comprises a screening frame (15), a material baffle (26) is fixedly connected to the middle position of the inner wall of the bottom of the screening frame (15), the material baffle (26) is arranged to be of an arc-shaped structure, screening openings are formed in two sides of the inner wall of the bottom of the screening frame (15), and first screen meshes (27) are fixedly connected to the inner wall of the screening openings.

5. The granular material screening device according to claim 4, wherein the bottom of each side of the screening box (1) is provided with an inlet and an outlet, the two ends of the outer wall of the bottom of each side of the screening box (1) are fixedly connected with fixing plates (3), a driving roller (13) is arranged between the opposite sides of the fixing plates (3), the outer wall of the driving roller (13) is provided with a conveying belt (7) which penetrates through the inlet and the outlet, the conveying belt (7) is of a net-shaped structure, and the top of the conveying belt (7) is fixedly provided with convex strips (12) which are distributed at equal intervals.

6. A particulate material screening apparatus according to claim 5, wherein one end of one of said drive rollers (13) is fixedly connected with a connecting shaft passing through the fixed plate (3), and the outer wall of the connecting shaft and the output shaft of the motor (6) are fixedly connected with a drive wheel, the outer wall of which is provided with the drive belt (2).

7. The granular material screening device according to any one of claims 5 to 6, wherein the corners of two sides of the bottom of the screening box (1) are fixedly connected with inclined seats (10), a feed opening (11) is formed in the middle position of the bottom of the screening box (1), a first discharge hopper (4) extending out of the conveying belt (7) is fixedly connected to the inner wall of the feed opening (11), a second discharge hopper (5) is fixedly connected to one side of the bottom of the two fixing plates (3), and the bottom of the second discharge hopper (5) and the bottom of the first discharge hopper (4) are both arranged in an inclined shape.

8. The granular material screening device according to claim 1, wherein the first movable seat (21) is replaced by a second movable seat (28), both sides of the top of the second movable seat (28) are provided with limiting grooves (30), and both sides of the bottom of the screening frame (15) near the middle position are fixedly connected with limiting rods (29) inserted in the limiting grooves (30).

9. A particulate material screening apparatus as claimed in claim 4, wherein said first screen (27) is replaced by a second screen (31) and the second screen (31) is undulating.

Technical Field

The invention relates to the technical field of granular materials, in particular to a granular material screening device.

Background

The granular material is powder with a particle size of 0.1-1000 μm. The material is used as raw material, and through forming, sintering and other processes, the material and product with required shape and excellent performance can be obtained, and the cutting is not needed or only a small amount of cutting is needed, so that the material and product can be widely used for structural components, and can be widely used for various functional components, and can be used in many fields such as catalysis, medicine, light filtering, magnetic media, light absorption, new materials and the like.

At present, when the existing granular materials are processed, due to the difference of the diameters of the granular materials, classification processing needs to be carried out on the granular materials, and at this time, a screening device needs to be used, but the screening effect of the existing screening device is not obvious, because overlapped parts can be generated in the screening structure, and the effective screening processing cannot be obtained on the parts, so that a granular material screening device needs to be designed to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a granular material screening device.

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

a granular material screening device comprises a screening box, wherein a feeding mechanism is arranged at the top of the screening box, an installation frame is fixedly connected to the outer wall of one side of the screening box, a motor is fixedly connected to one side of the installation frame, a rotating rod is fixedly connected to one end of an output shaft of the motor, a stirring mechanism is arranged on the outer wall of the rotating rod, guide rods are fixedly connected between two ends of the inner walls of two sides of the screening box respectively, the outer wall of each guide rod is sleeved with a first movable seat, the top of each first movable seat is hinged with a screening mechanism, a guide groove is formed in one side of the bottom of each first movable seat, the stirring mechanism is located in the middle of the guide groove, two baffle plates are fixedly connected to two sides of the outer wall of each guide rod, springs are fixedly connected between two ends of the outer wall of one side of each baffle plate and two ends of the outer walls of two sides of each first movable seat, movable, the top of two adjacent movable rods is hinged with the same top roller.

Preferably, toggle mechanism includes the connecting rod, and the quantity of connecting rod is three, and connecting rod equidistance fixed connection is on the outer wall of dwang, and the mounting groove has all been opened to the one end of connecting rod, all is provided with between the both sides inner wall of mounting groove and dials the roller.

Preferably, feed mechanism includes the apron, and the top intermediate position of screening case opens flutedly, and the apron closes in the inside of recess, and the intermediate position fixedly connected with feeder hopper of apron, the material distributing pipe of pegging graft in the screening frame of the bottom both sides fixedly connected with of feeder hopper, the equal fixedly connected with handle in top both sides of apron.

Preferably, screening mechanism includes the screening frame, and the bottom inner wall intermediate position fixedly connected with striker plate of screening frame, and the striker plate sets up to the arc structure, and the screening mouth has all been opened to the bottom inner wall both sides of screening frame, the first screen cloth of the equal fixedly connected with of inner wall of screening mouth.

Preferably, the both sides bottom of screening case all opens has exit, and the equal fixedly connected with fixed plate in both ends of screening case both sides bottom outer wall all is provided with the driving roller between the relative one side of fixed plate, and the outer wall of driving roller is provided with the conveyer belt that passes exit, and the conveyer belt is network structure, and the top of conveyer belt is fixed with the sand grip of equidistance distribution.

Preferably, one end of one of the driving rollers is fixedly connected with a connecting shaft penetrating through the fixing plate, the outer wall of the connecting shaft and the output shaft of the motor are both fixedly connected with a driving wheel, and the outer wall of the driving wheel is provided with a driving belt.

Preferably, the equal fixedly connected with of bottom both sides corner of screening case is inclined to one side, and the bottom intermediate position of screening case opens there is the feed opening, and the inner wall fixedly connected with of feed opening extends the inside first play hopper of conveyer belt, and wherein the bottom of two fixed plates one side fixedly connected with second play hopper, the bottom that the second goes out the hopper and the bottom of first play hopper all sets up to the slope form.

Preferably, the first movable seat is replaced by a second movable seat, both sides of the top of the second movable seat are provided with limit grooves, and both sides of the bottom of the screening frame, which is close to the middle position, are fixedly connected with limit rods inserted in the limit grooves.

Preferably, the first screen is replaced by a second screen, and the second screen is undulated.

The invention has the beneficial effects that:

1. through the arranged screening box, the feeding hopper, the material distributing pipe, the screening box, the first screen mesh, a motor, a rotating rod, a connecting rod, a stirring roller, a guide rod, a first movable seat, a guide groove, a baffle plate, a spring, a movable rod and a top roller, the granular materials are distributed on two sides of the screening frame through the feeding hopper and the material distributing pipe, the rotating rod and the stirring roller are driven by the motor to rotate, the first movable seat is driven by the stirring roller to move right on the first guide rod, so that the screening frame moves right, at the moment, the spring on the right side can be compressed, the spring on the left side is pulled open, the structure formed by the two movable rods on the right side is closed, the structure formed by the two movable rods on the left side is unfolded, the height of the top roller on the right side is increased; when stirring the roller and breaking away from the guide way, the reset action of usable spring drives first sliding seat and moves left, make the screening frame move left, make the structure of constituteing by two movable rods on right side expand, the structure that two left movable rods are constituteed is closed, promote the height of left side knock-out roll slightly, thereby the left side jack-up with the screening frame, make the screening frame also can realize both sides wobbling effect when removing about going on, utilize first screen cloth to carry out preliminary screening processing to particulate material, operate repeatedly, utilize to dial the roller and remove and the wobbling phenomenon to the continuity of the stirring effect formation screening frame of first sliding seat, improve preliminary screening effect, avoid the inside partial particulate material who overlaps of screening frame to obtain effectual screening processing.

2. Through the motor that sets up, the drive belt, the connecting axle, the driving roller, the conveyer belt, import and export, the sand grip, the driving roller, first play hopper and second play hopper, when the motor moves, the particulate material who sieves out through the screening frame can fall on the conveyer belt, utilize the drive belt to drive driving roller and conveyer belt and rotate, because the conveyer belt is network structure, and distance between two adjacent sand grips is the same with the girth between two adjacent stirring rollers, first stirring roller sets up and contacts with the sand grip, subsequent stirring roller also can contact with subsequent sand grip, thereby utilize stirring roller to drive the vibration operation that the conveyer belt carries out the connectivity, be convenient for carry out secondary screening processing to particulate material, form the operation of multistage screening, the rethread first play hopper and the second play hopper ejection of compact, high durability and convenient operation.

3. Through the second sliding seat that sets up, the spacing groove, gag lever post and screening frame, when the knock-out roll on left side and right side was jacked up, the height that highly is less than the right side knock-out roll jack-up of left side knock-out roll jack-up, will make the screening frame carry out the height jack-up of continuity and handle, and utilize the limiting displacement of gag lever post and spacing groove, make the screening frame also can realize the shake operation of co-altitude from top to bottom when both sides remove, make the inside particulate material of screening frame carry out screening process under inertial effect, form different screening operations.

Drawings

Fig. 1 is a schematic view of the overall structure of a particulate material screening apparatus according to example 1;

FIG. 2 is a schematic sectional front view showing a structure of a particulate material screening apparatus according to example 1;

FIG. 3 is a schematic view showing the structure of a first movable seat and a top roller of the apparatus for screening granular materials according to example 1;

fig. 4 is a schematic structural view of a striker plate and a first screen of the particulate material screening device in example 1;

fig. 5 is a schematic structural view of a second movable seat and a limiting groove of the particulate material screening apparatus according to embodiment 2;

fig. 6 is a schematic view of a second screen structure of the apparatus for screening granular materials according to example 3.

In the figure: 1 screening case, 2 drive belts, 3 fixed plates, 4 first play hoppers, 5 second play hoppers, 6 motors, 7 conveyer belts, 8 apron, 9 feeder hoppers, 10 sloping bases, 11 feed openings, 12 sand grips, 13 driving rollers, 14 stirring rollers, 15 screening frames, 16 branch material pipes, 17 guide rods, 18 dwang, 19 connecting rods, 20 movable rods, 21 first movable seats, 22 baffles, 23 top rollers, 24 springs, 25 guide grooves, 26 striker plates, 27 first screen cloth, 28 second movable seats, 29 spacing rods, 30 spacing grooves, 31 second screen cloth.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, a particulate material screening apparatus includes a screening box 1, a feeding mechanism is disposed at the top of the screening box 1, an installation frame is connected to an outer wall of one side of the screening box 1 through a bolt, a motor 6 is connected to one side of the installation frame through a bolt, one end of an output shaft of the motor 6 is connected to a rotating rod 18 through a bolt, a toggle mechanism is disposed on an outer wall of the rotating rod 18, a guide rod 17 is welded between two ends of an inner wall of two sides of the screening box 1, the outer wall of the guide rod 17 is sleeved with a first movable seat 21, two sides of the top of the first movable seat 21 are both set to be inclined planes, a screening mechanism 15 is hinged to the top of the first movable seat 21, a guide slot 25 is opened at one side of the bottom of the first movable seat 21, the toggle mechanism is located at the middle position of the guide slot 25, baffles 22 are welded to two sides of outer walls of the two guide rods 17, and, all articulated between the both ends of baffle 22 one side top outer wall and the both ends of first movable seat 21 both sides top outer wall have movable rod 20, the top of two adjacent movable rod 20 articulates there is same kicking roller 23, the top of kicking roller 23 contacts with the bottom of screening frame 15, utilize kicking roller 23 to change the form of screening frame 15, make screening frame 15 can change the state of plastic granules in screening case 1 is inside, make the mobile degree increase of plastic granules, carry out the screening process.

Wherein, toggle mechanism includes connecting rod 19, and connecting rod 19's quantity is three, connecting rod 19 equidistance welds on the outer wall of dwang 18, the mounting groove has all been opened to connecting rod 19's one end, all be connected with through the round pin hub rotation between the both sides inner wall of mounting groove and dial roller 14, the effect through dialling roller 14 and spring 24 drives first sliding seat 21 reciprocating motion, change two top rollers 23's height, make two top rollers 23 non-simultaneity lift, thereby the jack-up of the both ends continuity with screening frame 15, make screening frame 15 remove when removing and can realize the effect of both sides swing and whole qualitative vibration.

Wherein, feed mechanism includes apron 8, and the top intermediate position of screening case 1 opens flutedly, apron 8 closes the inside at the recess, there is feeder hopper 9 apron 8's intermediate position through bolted connection, there is the branch material pipe 16 of pegging graft in screening frame 15 bottom both sides of feeder hopper 9 through bolted connection, there is the handle all through bolted connection in the top both sides of apron 8, apron 8 closes and does not have the fixed connection relation between when the top of screening case 1, whole apron 8 that can make and connecting element can effectually break away from screening case 1, easy dismounting of messenger.

Wherein, screening mechanism includes screen frame 15, and the welding of the bottom inner wall intermediate position of screening mechanism 15 has striker plate 26, striker plate 26 sets up to the arc structure, the screen window has all been opened to screen frame 15's bottom inner wall both sides, the inner wall of screen window all has first screen cloth 27 through bolted connection, when utilizing first screen cloth 27 to filter particulate material, striker plate 26 that can utilize the arc mechanism is effectual to be led and is fallen on first screen cloth 27 with particulate material, avoid particulate material to pile up in the centre of screen frame 15 and unable screening.

Wherein, the both sides bottom of screening case 1 has all been opened exit, and the both ends of screening case 1 both sides bottom outer wall all have welded fixed plate 3, all be connected with driving roller 13 through the bearing rotation between the relative one side of fixed plate 3, the outer wall transmission of driving roller 13 is connected with the conveyer belt 7 that passes exit, conveyer belt 7 is network structure, the top of conveyer belt 7 is fixed with equidistant sand grip 12 that distributes, sand grip 12 is the rubber material, distance between two adjacent sand grip 12 is the same with the girth between two adjacent stirring rollers 14, it contacts with sand grip 12 to dial roller 14 setting when first, subsequent stirring roller 14 also can contact with subsequent sand grip 12, thereby utilize stirring roller 14 to drive conveyer belt 7 and carry out the vibration operation of connectivity, be convenient for carry out secondary screening processing to particulate material, form the operation of multistage screening.

Wherein, the welding of the one end of one of them driving roller 13 has the connecting axle that passes fixed plate 3, and the outer wall of connecting axle all has the drive wheel through bolted connection with the output shaft of motor 6, and the outer wall transmission of drive wheel is connected with drive belt 2, forms drive mechanism, carries out the operation of whole device under the effect of same power, and reduce cost improves the operation effect.

Wherein, the base 10 that inclines all welds in the bottom both sides corner of screening case 1, and the bottom intermediate position of screening case 1 is opened there is feed opening 11, there is the first hopper 4 that extends 7 inside of conveyer belt inner wall of feed opening 11 through bolted connection, wherein there is the second hopper 5 that goes out bottom one side of two fixed plates 3 through bolted connection, the bottom that the second goes out hopper 5 and the bottom of first hopper 4 all set up to the slope form, the supporting leg has all been welded to the bottom of four fixed plates 3, the bottom of supporting leg all has the universal wheel through bolted connection, orderly carry out ejection of compact operation to the granule material after 7 transport of conveyer belt through network structure, make the ejection of compact more convenient.

The working principle is as follows: when the screening frame is used, a user distributes granular materials on two sides of the screening frame 15 through the feed hopper 9 and the material distribution pipe 16, the rotating rod 18 and the stirring roller 14 are driven to rotate by the motor 6, the first movable seat 21 is driven to move to the right on the first guide rod 17 through the stirring roller 14, so that the screening frame 15 moves to the right, at the moment, the spring 24 on the right side is compressed, the spring 24 on the left side is pulled open, the structure formed by the two movable rods 20 on the right side is closed, the structure formed by the two movable rods 20 on the left side is unfolded, the height of the top roller 23 on the right side is increased, and the right side of the screening frame 15 is jacked up; when the poking roller 14 is separated from the guide groove 25, the first movable seat 21 can be driven to move left by the reset action of the spring 24, so that the screening frame 15 moves left, the structure formed by the two movable rods 20 on the right side is expanded, the structure formed by the two movable rods 20 on the left side is closed, the height of the top roller 23 on the left side is slightly increased, the left side of the screening frame 15 is jacked up, the effects of both-side swinging and integral certain vibration can be realized when the screening frame 15 moves left and right, the primary screening treatment is carried out on the granular materials by using the first screen 27, the operation is repeated, the phenomena of continuous movement and swinging of the screening frame 15 are formed by the poking action of the poking roller 14 on the first movable seat 21, the primary screening effect is improved, the partial granular materials overlapped inside the screening frame 15 cannot be effectively screened, when the motor 6 runs, the granular materials screened out by the screening frame 15 can fall on the conveyer belt 7, utilize drive belt 2 to drive driving roller 13 and conveyer belt 7 and rotate, because conveyer belt 7 is network structure, and distance between two adjacent sand grips 12 is the same with the girth between two adjacent stirring rollers 14, first stirring roller 14 sets up and contacts with sand grip 12, subsequent stirring roller 14 also can contact with subsequent sand grip 12, thereby utilize stirring roller 14 to drive conveyer belt 7 and carry out the vibration operation of connectivity, be convenient for carry out secondary screening processing to particulate material, form the operation of multistage screening, the first hopper 4 of rethread and second hopper 5 of discharging carry out the ejection of compact, and convenient for operation.

Example 2

Referring to fig. 5, in this embodiment, compared with embodiment 1, the first movable seat 21 is replaced with a second movable seat 28, both sides of the top of the second movable seat 28 are provided with limiting grooves 30, the top of the second movable seat 28 is provided with an arc surface, and both sides of the bottom of the screening frame 15 near the middle position are welded with limiting rods 29 inserted in the limiting grooves 30.

The working principle is as follows: when the top rollers 23 on the left side and the right side jack up, the height of the left side top roller 23 jack up is lower than the height of the right side top roller 23 jack up, so that the screening frame 15 is subjected to continuous high-low jack up treatment, the limiting effect of the limiting rod 29 and the limiting groove 30 is utilized, shaking operation of different heights up and down can be realized when the screening frame 15 moves on two sides, the particle materials inside the screening frame 15 are subjected to screening treatment under the action of inertia, and different screening operations are formed.

Example 3

Referring to fig. 6, in this embodiment, compared with embodiment 1, the first screen 27 is replaced with a second screen 31, and the second screen 31 has a wave shape.

The working principle is as follows: wave second screen cloth 31 is when tentatively screening particulate material, but the swing range of effectual change screening frame 15 to can effectually disperse particulate material, improve the tentatively screening effect.

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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.