Sieve shaker for corundum processing

Abstract

The vibrating screening machine for corundum processing comprises a rack, a discharging bin is arranged on one side of the upper surface of the rack, an obliquely-arranged screening frame is arranged in the rack, a hollow screening box is arranged in the screening frame, and a partition plate assembly is connected to one side of the screening box; a first screening channel communicating with the upper portion of the screening box, a second screening channel communicating with the interior of the screening box and a third screening channel communicating with the lower portion of the screening box are formed in the partition plate assembly and the screening frame, and the lower portion of the screening frame is connected with a discharging bin communicating with the first screening channel, the second screening channel and the third screening channel. A material receiving box is arranged below the discharging bin; the screen frame is movably connected into the rack through a connecting assembly, a first driving assembly is installed on the rack, and the screen frame is driven to shake through the first driving assembly; a dust removal assembly is further arranged on the machine frame. The multi-stage corundum screening device can simultaneously screen corundum in a multi-stage mode, improves efficiency and precision, and reduces dust pollution through the dust removal assembly.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of vibrating screen equipment, in particular to a corundum processing vibrating screen. BACKGROUND

[0002] With the development of industrial technology, corundum as an important abrasive material has a wide application in the fields of metal processing, ceramics, glass, etc. In order to meet the different needs of different industries for the particle size of corundum, it is necessary to accurately screen the corundum.

[0003] For example, a screening machine for brown corundum production is disclosed in Chinese patent literature, with publication number CN109499854B, which includes a box body, a top of the box body is fixedly connected with a cover plate, a top of the cover plate is fixedly connected with a feeding hopper, an inner side wall of the box body is fixedly connected with a first sieve plate, the box body is connected with a second sieve plate through an adjusting mechanism, an outer side wall of the box body is fixedly connected with a first discharge hopper, and an end of the second sieve plate penetrates the box body and the first discharge hopper in sequence. Through the cooperation of the first sieve plate, the second sieve plate, the fixed block, the fixed plate and the third fixed screw, the effect of moving the second sieve plate to adjust the overlapping sieve hole size of the first sieve plate and the second sieve plate is achieved, realizing the function of screening various sizes of particles of refractory materials. Through the cooperation of the access door, the connecting block, the box body and the second fixed screw, the effect of unscrewing the second fixed screw to remove the access door is achieved, realizing the function of facilitating the cleaning of the refractory material residues in the box body.

[0004] For the related technology in the above, the inventors find that there are the following defects: 1. The screening precision is limited, and the corundum cannot be accurately classified according to different particle sizes; 2. Dust pollution of the working environment is easily generated during screening, affecting the health of the operators. CONTENT OF THE UTILITY MODEL

[0005] The utility model mainly aims at the problems of poor screening effect and easy dust pollution in the prior art, and provides a corundum processing vibrating screen, which improves the screening efficiency and effect, reduces dust pollution, and enhances the stability and reliability of the equipment.

[0006] The main purpose of the utility model is achieved through the following scheme:

[0007] The utility model provides a corundum processing is with vibrating screen machine, including frame, the upper surface one side of frame is equipped with the blanking bin, the bottom of blanking bin side to frame body is equipped with the blanking port, be equipped with the screen frame of inclination in the frame, the upper surface of screen frame is equipped with the bottom, the bottom of blanking bin one side is equipped with the gap part, the inside of screen frame is equipped with the screen separation box of hollow, the length of screen separation box is greater than the length of bottom, and the upper portion and the lower portion of screen separation box are equipped with sieve hole, and the aperture of upper portion sieve hole is greater than the aperture of lower portion sieve hole, the side of screen separation box is equipped with the opening part to the gap part, and the opening part side of screen separation box is connected with the baffle assembly, the inside of baffle assembly and screen frame forms with the first screening channel of the above communication of screen separation box, with the second screening channel of screen separation box inside communication, and with the third screening channel of screen separation box below communication, the below of gap part is connected with the discharge bin of the first screening channel, second screening channel and third screening channel communication, and the below of discharge bin is equipped with the receiving box, the screen frame is movably connected in the frame through the connecting assembly, the first drive assembly is installed on the frame, and the screen frame is shaken through the first drive assembly, the frame is also equipped with dust removal assembly.

[0008] As preferred, the dust removal assembly includes a dust suction bin, a connecting hose, a fan and an air outlet pipe, the dust suction bin is fixedly connected to the frame, and the blanking bin is fixedly connected above the dust suction bin, and the dust suction port of the dust suction bin faces the screen frame.

[0009] As preferred, the lower part of the dust suction bin is communicated with the connecting hose, the other end of the connecting hose is communicated with one end of the fan, the other end of the fan is communicated with the air outlet pipe, and the impeller in the fan is rotated through the first drive assembly.

[0010] As preferred, the upper surface of the bottom plate in the screen frame is provided with a support frame, the bottom of the screen separation box is fixedly connected to the upper surface of the support frame, and the length of the support frame is consistent with the length of the screen separation box.

[0011] As preferred, the baffle assembly includes a first baffle and a second baffle arranged longitudinally, the front and rear ends of the first baffle and the second baffle are in contact with the inner wall of the screen frame, the first baffle adopts an inverted "L" type structure, the horizontal plate on the upper portion thereof is connected to the upper portion of the opening portion of the screen separation box, and the upper surface of the first baffle is flush with the upper surface of the screen separation box, the upper surface of the second baffle is fixedly connected with the lower surface of the screen separation box, and the side wall of the second baffle is flush with the side wall of the screen separation box.

[0012] As preferred, the discharge bin is divided into a first flow channel, a second flow channel and a third flow channel by two first partition plates, the first flow channel, the second flow channel and the third flow channel are communicated with the first screening channel, the second screening channel and the third screening channel respectively, the upper portion of the receiving box is open, and the receiving box is divided into a first receiving bin, a second receiving bin and a third receiving bin by two second partition plates, the first receiving bin, the second receiving bin and the third receiving bin correspond to the first flow channel, the second flow channel and the third flow channel respectively.

[0013] As preferred, the connecting assembly comprises two upper support rods and two lower support rods arranged longitudinally, the two ends of the two upper support rods are fixedly connected to the upper portion of the frame on the front and rear sides respectively, the lower support rod close to the discharge bin is fixedly connected to the bottom of the screening frame, the lower support rod away from the discharge bin is fixedly connected to the side wall of the screening frame, the front end and the rear end of the upper support rod and the lower support rod on the same side are movably connected with a connecting rod, and the upper support rod, the lower support rod and the connecting rod form a parallelogram structure.

[0014] As preferred, the first driving assembly comprises a first driving motor, a first transmission group, a first rotating shaft, an eccentric disc and a connecting rod, the first rotating shaft is rotatably connected to the frame through a support plate, the first driving motor drives the first rotating shaft to rotate through the first transmission group, the side wall of the eccentric disc is uniformly provided with a plurality of eccentric holes along the axis, and the eccentric disc is fixedly sleeved on the side wall of the first rotating shaft through one of the eccentric holes, one end of the connecting rod is provided with a circular hole, the eccentric disc is rotatably connected in the circular hole through a bearing, the bottom of the screening frame is provided with a support seat, and the other end of the connecting rod is rotatably connected with the support seat.

[0015] As preferred, the first driving motor is further connected with a second transmission group, and the first driving motor is connected with the dust removal assembly through the second transmission group.

[0016] As preferred, the discharge bin is provided with a baffle plate on one side of the discharge port, the baffle plate is provided with a vertical adjusting groove, and the baffle plate is fixed on the side wall of the discharge bin through adjusting bolts on the adjusting groove.

[0017] Compared with the prior art, the utility model has the following beneficial technical effects:

[0018] (1) The utility model discloses a tilt sieve frame and the sieve box with different mesh size sieve holes in the inside are arranged, so that the corundum can be sieved in multiple stages at the same time, and the sieving efficiency is greatly improved. After the material enters from the discharging bin, under the shaking action of the sieve frame, the corundum with larger particles is sieved out at the upper part of the sieve box and enters the first sieving channel, the corundum with medium particles enters the sieve box and passes through the upper sieve hole to enter the second sieving channel, and the corundum with smaller particles passes through the lower sieve hole and directly enters the third sieving channel through the lower part of the sieve box, and finally enters the corresponding receiving bin, and the whole process is continuous and efficient. Since the upper and lower sieve holes of the sieve box have different mesh sizes, the corundum can be classified according to different particle sizes, the strict requirements of different production processes on the particle size of corundum are met, and the product quality is improved.

[0019] (2) The dust removal assembly is arranged in the utility model, which effectively solves the problem of dust pollution in the sieving process. The dust collection bin can collect the dust generated during discharging and sieving. The dust is discharged through the connecting hose, the fan and the air outlet pipe. The first driving motor is connected with the dust removal assembly through the second transmission group, so that the operation of the fan and the shaking of the sieve frame are cooperated, the dust removal effect is further improved, the working environment is improved, and the health of the operator is protected.

[0020] (3) The sieve frame is connected with the rack through the connecting assembly. The upper support rod, the lower support rod and the connecting rod in the connecting assembly form a parallelogram structure, so that the stability of the sieve frame during shaking is ensured. The eccentric disc and the connecting rod structure in the first driving assembly can stably drive the sieve frame to shake, reduce the failure rate of the equipment during operation, improve the reliability and service life of the equipment, and ensure the continuity of production.

[0021] (4) The blocking plate at the discharging bin can flexibly adjust the discharging speed through the adjusting groove and the adjusting bolt, so that different production requirements are met, and the versatility of the equipment is improved. DRAWINGS

[0022] Figure 1 is a structural schematic view of the utility model;

[0023] Figure 2 is another angle structural schematic view of the utility model;

[0024] Figure 3 is the front view of the utility model;

[0025] Figure 4 is Figure 1 is an enlarged view of A in the utility model;

[0026] Figure 5 is the installation schematic view of the connecting rod and the eccentric disc in the utility model;

[0027] Figure 6 is the exploded structure schematic view of the sieve frame, the screening box and the discharge bin in the utility model;

[0028] Figure 7 is another angle exploded structure schematic view of the sieve frame, the screening box and the discharge bin in the utility model.

[0029] Reference signs: 1 - rack, 2 - lower discharge bin, 3 - lower discharge port, 4 - sieve frame, 5 - bottom plate, 6 - notch part, 7 - screening box, 8 - sieve hole, 9 - opening part, 10 - first screening passage, 11 - second screening passage, 12 - third screening passage, 13 - discharge bin, 14 - receiving box, 15 - dust collection hopper, 16 - connecting hose, 17 - fan, 18 - air outlet pipe, 19 - support frame, 20 - first partition plate, 21 - second partition plate, 22 - first partition plate, 23 - first flow channel, 24 - second flow channel, 25 - third flow channel, 26 - second partition plate, 27 - first receiving bin, 28 - second receiving bin, 29 - third receiving bin, 30 - upper support rod, 31 - lower support rod, 32 - connecting rod, 33 - first driving motor, 34 - first rotating shaft, 35 - eccentric disc, 36 - connecting rod, 37 - support plate, 38 - eccentric hole, 39 - round hole, 40 - bearing, 41 - support seat, 42 - material blocking plate, 43 - adjusting groove, 44 - adjusting bolt, 45 - first driving wheel, 46 - first driven wheel, 47 - first transmission belt, 48 - second driving wheel, 49 - second driven wheel, 50 - second transmission belt. DETAILED DESCRIPTION

[0030] The technical scheme of the utility model will be further specifically explained below by specific embodiments, and the embodiments will be combined with the drawings. Figures 1-7 It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of variation and / or change of the utility model will fall within the scope of protection of the utility model.

[0031] Embodiment 1:

[0032] As Figure 1 , 2The utility model discloses a technical scheme, corundum processing is with vibrating screen machine, including frame 1, the upper surface left side of frame 1 is equipped with the blanking bin 2, and the blanking bin 2 towards the bottom of the side of frame 1 body is equipped with the blanking port 3, and the bottom plate of blanking bin 2 is set down along the direction of approaching frame 1 body inclination, and frame 1 is equipped with the sieve frame 4 of inclination setting, and the upper opening of sieve frame 4, bottom is equipped with bottom plate 5, and the side of bottom plate 5 away from blanking bin 2 is equipped with the notch part 6, and the side of sieve frame 4 away from notch part 6 is higher than the side close to notch part 6, and the inside fixedly connected of sieve frame 4 has the screening box 7 of inside hollow, and screening box 7 is arranged in parallel with sieve frame 4, and the length of screening box 7 is greater than the length of bottom plate 5, that is, the right side of screening box 7 protrudes from the right side wall of bottom plate 5, and the upper portion and the lower portion of screening box 7 are all equipped with sieve hole 8, and the aperture of upper portion sieve hole 8 is greater than the aperture of lower portion sieve hole 8, and the side wall of screening box 7 towards notch part 6 is equipped with opening part 9, and the opening part 9 side of screening box 7 is fixedly connected with baffle assembly, and baffle assembly and the inside of sieve frame 4 form first screening passage 10, second screening passage 11 and third screening passage 12 that communicate with the upper portion of screening box 7, the inside of screening box 7 and the lower portion of screening box 7, and the corundum of larger particle is first screened out on the upper portion of screening box 7, enters first screening passage 10, and the corundum of medium particle enters the inside of screening box 7 and passes through upper portion sieve hole and then enters second screening passage 11, and the corundum of smaller particle passes through lower portion sieve hole and then enters third screening passage 12 through the lower portion of screening box 7, and the lower portion of notch part 6 is fixedly connected with the discharge bin 13 that communicates with first screening passage 10, second screening passage 11 and third screening passage 12, and the lower portion of discharge bin 13 is equipped with receiving box 14.

[0033] The above-mentioned sieve frame 4 is movably connected in the frame 1 through the connecting assembly, and the first driving assembly is installed on the frame 1, the sieve frame 4 is driven to shake through the first driving assembly, and the multi-stage sorting of the corundum is realized.

[0034] The above-mentioned frame 1 is also provided with the dust removal assembly, the dust removal assembly can collect the dust generated during the discharging and screening, and effectively solve the dust pollution problem in the screening process.

[0035] Embodiment 2:

[0036] As Figure 1 、 6 , the utility model discloses another technical scheme, corundum processing is with vibrating screen machine, and the difference between embodiment 1 is that the upper surface of bottom plate 5 in sieve frame 4 is fixedly installed with support frame 19 through bolt, the bottom of screening box 7 is fixedly connected on the upper surface of support frame 19, and the length of support frame 19 is consistent with the length of screening box 7.

[0037] Specific, the baffle assembly is composed of longitudinally arranged first baffle 20 and second baffle 21, the front and rear ends of first baffle 20 and second baffle 21 are welded and fixed with the inner wall of screen frame 4, the upper horizontal plate of first baffle 20 is welded or bolted with the upper part of opening part 9 of screening box 7, and the upper surface of first baffle 20 is flush with the upper surface of screening box 7, the upper surface of second baffle 21 is welded or bolted with the lower surface of screening box 7, and the side wall of second baffle 21 is flush with the side wall of screening box 7.

[0038] Specific, the discharge bin 13 is divided into first flow channel 23, second flow channel 24 and third flow channel 25 by two first partition plates 22, the first partition plate 22 is welded with the inner wall of discharge bin 13, the first flow channel 23, the second flow channel 24 and the third flow channel 25 are communicated with the first screening channel 10, the second screening channel 11 and the third screening channel 12 respectively, the upper part of receiving box 14 is opened, and the receiving box 14 is divided into first receiving bin 27, second receiving bin 28 and third receiving bin 29 by two second partition plates 26, the second partition plate 26 is welded with the inner wall of receiving box 14, the first receiving bin 27, the second receiving bin 28 and the third receiving bin 29 correspond to the first flow channel 23, the second flow channel 24 and the third flow channel 25 respectively, the covering area of the first receiving bin 27, the second receiving bin 28 and the third receiving bin 29 should be greater than that of the first flow channel 23, the second flow channel 24 and the third flow channel 25, so as to avoid the corundum falling outside the receiving box 14 during the shaking process of the screen frame 4.

[0039] Example 3:

[0040] As Figure 2 , 3 shown, the utility model discloses another technical scheme, corundum processing is with the vibrating screen machine of embodiment 1, and the difference lies in that the above-mentioned connecting assembly includes two upper support rods 30 and two lower support rods 31 arranged longitudinally, the two ends of the two upper support rods 30 are welded or bolted to the upper front and rear sides of rack 1 respectively, wherein the lower support rod 31 close to discharge bin 2 is welded or bolted to the bottom of screen frame 4, the lower support rod 31 away from discharge bin 2 is bolted or connected to the side wall of screen frame 4, and the front end and rear end of the upper support rod 30 and the lower support rod 31 on the same side are movably connected with connecting rod 32, that is, the upper and lower ends of connecting rod 32 are rotatably connected between the upper support rod 30 and the lower support rod 31 through bearings, and the upper support rod 30, the lower support rod 31 and the connecting rod 32 form a parallelogram structure, and the screen frame 4 can stably tilt and shake.

[0041] As Figure 5As shown in the drawings, the first driving assembly is composed of the first driving motor 33, a first transmission set, the first rotating shaft 34, the eccentric disc 35 and the connecting rod 36, the first rotating shaft 34 is rotatably connected to the rack 1 through the support plates 37, the support plates 37 are both welded to the rack 1, the first driving motor 33 is fixedly installed on the rack 1 through bolts, the first driving motor 33 drives the first rotating shaft 34 to rotate through the first transmission set, a plurality of eccentric holes 38 are uniformly arranged in the side wall of the eccentric disc 35 along the axis of the eccentric disc 35, the eccentric disc 35 is fixedly sleeved on the side wall of the first rotating shaft 34 through one of the eccentric holes 38, a round hole 39 is arranged in one end of the connecting rod 36, the eccentric disc 35 is rotatably connected in the round hole 39 through a bearing 40, the support seat 41 is welded to the bottom of the sieve frame 4, and the other end of the connecting rod 36 is rotatably connected with the support seat 41 through a rotating shaft.

[0042] Specifically, the first transmission set is composed of the first driving wheel 45, the first driven wheel 46 and the first transmission belt 47, the first driving wheel 45 is fixedly sleeved on the outer wall of the output shaft of the first driving motor 33, the first driven wheel 46 is fixedly sleeved on the outer wall of the first rotating shaft 34, and the first driving wheel 45 and the first driven wheel 46 are connected through the first transmission belt 47.

[0043] Specifically, the first driving motor 33 is further connected with a second transmission set, the first driving motor 33 is connected with the dust removal assembly through the second transmission set, and specifically, the second transmission set is composed of the second driving wheel 48, the second driven wheel 49 and the second transmission belt 50, the second driving wheel 48 is fixedly sleeved on the outer wall of the output shaft of the first driving motor 33, the second driven wheel 49 is fixedly sleeved on the outer wall of the impeller shaft of the fan 17 in the dust removal assembly, and the second driving wheel 48 and the second driven wheel 49 are connected through the second transmission belt 50.

[0044] Embodiment 4:

[0045] As shown in the drawings, Figure 2 The utility model discloses another technical scheme, and the difference between the sifter of corundum processing lies in that the dust removal assembly is composed of the dust suction bin 15, the connecting hose 16, the fan 17 and the air outlet pipe 18, the dust suction bin 15 is fixedly connected to the rack 1 through bolts, and the feeding bin 2 is fixedly connected to the top of the dust suction bin 15, and the dust suction port of the dust suction bin 15 faces the sieve frame 4.

[0046] Specifically, the lower part of the dust suction bin 15 is communicated with the connecting hose 16, one end of the connecting hose 16 is communicated with one end of the fan 17, the other end of the fan 17 is communicated with the air outlet pipe 18, and the impeller in the fan 17 is driven to rotate through the first driving assembly.

[0047] Embodiment 5:

[0048] As shown in the drawings, Figure 1 ,4 The utility model discloses another technical scheme, the vibration screen machine for corundum processing, and the difference with the embodiment 1 is that the blanking plate 42 is equipped with two vertical adjusting grooves 43 on one side of the blanking port 3 where the above-mentioned blanking bin 2 is located, and the blanking plate 42 is fixed on the side wall of the blanking bin 2 through the adjusting bolt 44 on the adjusting groove 43, the adjusting bolt 44 is in screw connection between the side wall of the blanking bin 2, and the locking of the blanking plate 42 is realized through the tightening of the adjusting bolt 44.

[0049] The utility model provides a vibration screen machine for corundum processing, in the corundum processing process, first the corundum raw material of screening to be poured into the blanking bin 2, according to production demand, through the position of blanking plate 42 in adjusting groove 43 and tighten adjusting bolt 44, come the control corundum's blanking speed, open the first drive motor 33, and the first drive motor 33 drives the first rotary shaft 34 rotation through the first transmission group, and then drive eccentric disc 35 rotation, and eccentric disc 35 drives the support seat 41 of sieve frame 4 bottom through connecting rod 36, make sieve frame 4 shake under the restriction of connecting assembly, because the existence of parallelogram structure in connecting assembly, sieve frame 4 can stably tilt and shake, and the corundum falls into the screening box 7 in sieve frame 4 in blanking port 3, in the sieve frame 4 shaking process, large particle corundum is screened out on the upper part of screening box 7, and enters the first flow channel 23 of discharge bin 13 through the first screening channel 10, and finally falls into the first receiving bin 27 of receiving box 14, and medium particle corundum enters the inside of screening box 7, and enters the second screening channel 11, and falls into the second receiving bin 28 of receiving box 14 after entering the second flow channel 24 of discharge bin 13, and small particle corundum directly enters the third screening channel 12 through the lower part of screening box 7, enters the third flow channel 25 of discharge bin 13, and falls into the third receiving bin 29 of receiving box 14, and simultaneously, the first drive motor 33 drives the fan 17 to operate through the second transmission group, and the dust collecting bin 15 inhales the dust generated during screening, and is discharged through connecting hose 16, fan 17 and air outlet pipe 18, to reduce dust pollution, in the whole screening process, the components work cooperatively, realize the efficient and accurate screening of corundum, keep the stable and reliable operation of the equipment, and reduce the influence of dust on the environment and personnel.

[0050] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A vibrating screen for corundum processing, comprising a rack (1), a discharging bin (2) is arranged on one side of the upper surface of the rack (1), a discharging port (3) is arranged on the bottom of the side of the body of the rack (1) facing the discharging bin (2), characterized in that: The rack (1) is internally provided with a screen frame (4) arranged obliquely, the screen frame (4) is provided with an upper opening and a bottom plate (5) at the bottom, the side of the bottom plate (5) away from the discharging bin (2) is provided with a notch portion (6), the screen frame (4) is internally provided with a screen box (7) hollowed, the length of the screen box (7) is greater than the length of the bottom plate (5), and the upper portion and the lower portion of the screen box (7) are both provided with screen holes (8), the aperture of the upper screen hole (8) is greater than the aperture of the lower screen hole (8), the side of the screen box (7) facing the notch portion (6) is provided with an opening portion (9), and the opening portion (9) of the screen box (7) is connected with a partition plate assembly, the partition plate assembly and the interior of the screen frame (4) form a first screening channel (10) in communication with the upper portion of the screen box (7), a second screening channel (11) in communication with the interior of the screen box (7), and a third screening channel (12) in communication with the lower portion of the screen box (7), the lower portion of the notch portion (6) is connected with a discharging bin (13) in communication with the first screening channel (10), the second screening channel (11) and the third screening channel (12), and the lower portion of the discharging bin (13) is provided with a receiving box (14); the screen frame (4) is movably connected in the rack (1) through a connecting assembly, a first driving assembly is installed on the rack (1), and the screen frame (4) is shaken by the first driving assembly; the rack (1) is further provided with a dust removal assembly.

2. The corundum processing sieve shaker according to claim 1, characterized in that: The dust removal assembly comprises a dust suction bin (15), a connecting hose (16), a fan (17) and an air outlet pipe (18), the dust suction bin (15) is fixedly connected to the rack (1), and the discharging bin (2) is fixedly connected to the upper portion of the dust suction bin (15), and the dust suction port of the dust suction bin (15) faces the screen frame (4).

3. The corundum processing sieve shaker according to claim 2, characterized in that: The lower portion of the dust suction bin (15) is in communication with the connecting hose (16), one end of the connecting hose (16) is in communication with one end of the fan (17), the other end of the fan (17) is in communication with the air outlet pipe (18), and the impeller in the fan (17) is rotated by the first driving assembly.

4. The corundum processing sieve shaker according to claim 1, characterized in that: The upper surface of the bottom plate (5) in the screen frame (4) is provided with a support frame (19), the bottom of the screen box (7) is fixedly connected to the upper surface of the support frame (19), and the length of the support frame (19) is consistent with the length of the screen box (7).

5. The corundum processing sieve shaker according to claim 4, characterized in that: The partition plate assembly comprises a first partition plate (20) and a second partition plate (21) arranged longitudinally, the front and rear ends of the first partition plate (20) and the second partition plate (21) are in contact with the inner wall of the screen frame (4), the first partition plate (20) adopts an inverted "L" type structure, the upper transverse plate thereof is connected with the upper portion of the opening portion (9) of the screen box (7), the upper surface of the first partition plate (20) is flush with the upper surface of the screen box (7), and the upper surface of the second partition plate (21) is fixedly connected with the lower surface of the screen box (7), and the side wall of the second partition plate (21) is flush with the side wall of the screen box (7).

6. The corundum processing sieve shaker according to claim 5, characterized in that: The first flow channel (23), the second flow channel (24) and the third flow channel (25) are communicated with the first screening channel (10), the second screening channel (11) and the third screening channel (12) respectively, the upper portion of the receiving box (14) is opened, and the receiving box (14) is divided into a first receiving bin (27), a second receiving bin (28) and a third receiving bin (29) by two second partition plates (26) in the receiving box (14), and the first receiving bin (27), the second receiving bin (28) and the third receiving bin (29) correspond to the first flow channel (23), the second flow channel (24) and the third flow channel (25) respectively.

7. The corundum processing sieve shaker according to claim 1, characterized in that: The connecting assembly comprises two upper support rods (30) and two lower support rods (31) arranged longitudinally, the two ends of the two upper support rods (30) are fixedly connected to the upper portion of the rack (1) on the front and rear sides respectively, the lower support rod (31) close to the discharging bin (2) is fixedly connected to the bottom of the screen frame (4), the lower support rod (31) away from the discharging bin (2) is fixedly connected to the side wall of the screen frame (4), and the front end and the rear end of the upper support rod (30) and the lower support rod (31) on the same side are movably connected with a connecting rod (32), and a parallelogram structure is formed between the upper support rod (30), the lower support rod (31) and the connecting rod (32).

8. The corundum processing sieve shaker according to claim 7, characterized in that: The first driving assembly comprises a first driving motor (33), a first transmission group, a first rotating shaft (34), an eccentric disc (35) and a connecting rod (36), the first rotating shaft (34) is rotatably connected to the rack (1) through a support plate (37), the first driving motor (33) drives the first rotating shaft (34) to rotate through the first transmission group, a plurality of eccentric holes (38) are uniformly formed in the side wall of the eccentric disc (35) along the axis of the eccentric disc (35), the eccentric disc (35) is fixedly sleeved on the side wall of the first rotating shaft (34) through one of the eccentric holes (38), a circular hole (39) is formed in one end of the connecting rod (36), the eccentric disc (35) is rotatably connected in the circular hole (39) through a bearing (40), and the bottom of the screen frame (4) is provided with a support seat (41), and the other end of the connecting rod (36) is rotatably connected with the support seat (41).

9. The corundum processing sieve shaker according to claim 8, characterized in that: The first driving motor (33) is further connected with a second transmission group, and the first driving motor (33) is connected with the dust removal assembly through the second transmission group.

10. The corundum processing sieve shaker according to claim 1, characterized in that: The discharging bin (2) is provided with a baffle plate (42) on one side of the discharging port (3), the baffle plate (42) is provided with a vertical adjusting groove (43), and the baffle plate (42) is fixed on the side wall of the discharging bin (2) through adjusting bolts (44) on the adjusting groove (43).

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