Novel plastic particle screening device

Abstract

The utility model relates to the technical field of screening, and discloses a novel plastic particle screening device which comprises a bottom plate, the outer wall of the bottom plate is fixedly connected with a first motor, the outer wall of a first chain is in meshed connection with a second chain wheel, and the outer wall of the second chain wheel is rotationally connected with a first gear. The outer wall of the first gear is in meshed connection with a second gear, the lower surface of the first screening plate is fixedly connected with a resonance plate, the inner wall of the resonance plate is rotationally connected with a first rotating shaft, the outer wall of the first rotating shaft is fixedly connected with a second screening plate, and the outer wall of the first screening plate is provided with a collecting and discharging assembly. According to the screening device, a first motor drives a first chain wheel and a first chain to drive a second chain wheel and a first gear to drive a second gear and a vibration block to move, a first screening plate vibrates, and then when particles are screened through the first screening plate, a resonance plate and a first rotating shaft are driven to drive a second screening plate to vibrate; and during use, the multi-stage screening effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of screening, in particular to a novel screening device for plastic particles. Background Art

[0002] Plastic pellets are a common form of plastic raw materials. They are small granular substances obtained by processing and treating plastic materials. They are usually processed through plastic pellet production lines to meet the needs of different products. The purpose of using screening devices for plastic pellets is to remove impurities, control particle size and improve product quality. Plastic pellets may be mixed with some impurities during the production process, such as small particles, foreign matter, metal particles, etc. The use of screening devices can remove these impurities from the particle flow through the screen to ensure the purity and quality of the final product.

[0003] After searching, a new type of plastic particle screening device is disclosed in the announcement number: CN219650338U, including a base, a support plate is provided on the upper part of the base, a shaft sleeve is provided on the upper part of the support plate, a screening cylinder is rotatably sleeved on the shaft sleeve, a mounting plate is provided on the upper end surface of the screening cylinder, a plurality of evenly distributed air nozzles are provided at the bottom of the mounting plate, a column is also provided on the upper part of the base, a material box is provided on the column, and a material conveying pipe is provided between the bottom of the material box and the screening cylinder. The utility model is provided with a base, a support plate, a shaft sleeve, a screening cylinder, a gear ring, a driving gear, a mounting plate, a plurality of air nozzles and an air supply pipe. In the process of screening plastic particles, the filter holes on the screening cylinder can be cyclically blown with high-pressure airflow, so as to clean the impurities that may exist in the filter holes. It has the functions of preventing blockage and automatically cleaning blockage, reducing the maintenance frequency and improving the screening efficiency.

[0004] However, the device does not have a multi-stage screening structure during use, and may not be able to screen the required particle size more finely during the screening process, resulting in inaccurate screened particles. Utility Model Content

[0005] In order to make up for the above deficiencies, the utility model provides a new type of screening device for plastic particles, aiming to improve the problem that the required particle size may not be screened more finely during the screening process, resulting in inaccurate screened particles.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A novel screening device for plastic particles comprises a base plate, an outer wall of the base plate is fixedly connected to a first motor, an output end of the first motor is fixedly connected to a first sprocket, an outer wall of the first sprocket is meshedly connected to a first chain, an outer wall of the first chain is meshedly connected to a second sprocket, an outer wall of the second sprocket is rotatably connected to a first gear, an outer wall of the first gear is meshedly connected to a second gear, an inner wall of the second gear is fixedly connected to an outer wall of the first sprocket, an outer wall of the second sprocket is rotatably connected to a vibration block, an outer wall of the base plate is fixedly connected to a connecting block, an inner wall of the connecting block is rotatably connected to a sleeve, a limiting rod is provided on the inner wall of the sleeve, a first screening plate is fixedly connected to the top end of the limiting rod, a resonance plate is fixedly connected to the lower surface of the first screening plate, an inner wall of the resonance plate is rotatably connected to a first rotating shaft, an outer wall of the first rotating shaft is fixedly connected to the second screening plate, and a collecting and unloading assembly is provided on the outer wall of the first screening plate.

[0008] Preferably, the collecting and discharging assembly includes a first discharging shell, the outer wall of the first discharging shell is fixedly connected to the outer wall of the first screening plate, the lower surface of the first discharging shell is fixedly connected to the first discharging hopper, the outer wall of the second screening plate is fixedly connected to the second discharging shell, and the inner wall of the second discharging shell is fixedly connected to the second discharging hopper.

[0009] Preferably, the outer wall of the bottom plate is provided with a loading shell, and the inner wall of the loading shell is fixedly connected with a second motor.

[0010] Preferably, a worm is fixedly connected to the output end of the second motor, and a worm wheel is meshingly connected to the outer wall of the worm.

[0011] Preferably, the inner wall of the worm wheel is fixedly connected to a second rotating shaft, and the outer wall of the second rotating shaft is fixedly connected to a helical gear.

[0012] Preferably, the outer wall of the bevel gear is fixedly connected with a driving rod, and the top end of the driving rod is fixedly connected with a loading bucket.

[0013] Preferably, the inner wall of the upper material barrel is fixedly connected to the third lower material shell, and the inner wall of the third lower material shell is slidably connected to the plug plate.

[0014] Preferably, both ends of the bevel gear are rotatably connected to the inner wall of the loading shell, and the outer wall of the second rotating shaft is rotatably connected to the inner wall of the loading shell.

[0015] The utility model has the following beneficial effects:

[0016] 1. In the utility model, the first motor drives the first sprocket and the first chain to drive the second sprocket and the first gear to drive the second gear and the vibration block to move. During use, the first screening plate can be vibrated, and then the first screening plate drives the resonance plate and the first rotating shaft to drive the second screening plate to vibrate when screening particles, which has a multi-stage screening effect when in use.

[0017] 2. In the utility model, the particles screened by the first screening plate and the second screening plate can be collected by the first discharge shell and the first discharge hopper and the second discharge shell and the second discharge hopper during use, and the particles are discharged downward through the first discharge hopper and the second discharge hopper during use, so that the particles can be better collected to prevent the particles from falling on the ground and becoming difficult to collect and clean.

[0018] 3. In the utility model, the worm and the worm wheel of the second motor are rotated to drive the second rotating shaft to drive the bevel gear and the driving rod to move. During use, the angle of the loading barrel can be tilted according to the needs. When unloading, the third unloading shell is adjusted above the first screening plate by tilting the loading barrel to open the plug plate for unloading, or the loading barrel is tilted to the other side to achieve a better loading effect, or it can be used in conjunction with the loading mechanism to achieve the effect of automatic screening. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A three-dimensional diagram of a novel plastic particle screening device proposed in the utility model;

[0020] Figure 2 This is a schematic diagram of the first gear of the novel plastic particle screening device proposed in the utility model;

[0021] Figure 3 This is a schematic diagram of the second rotating shaft of the new type of plastic particle screening device proposed by the utility model.

[0022] Legend:

[0023] 1. Bottom plate; 2. First motor; 3. First sprocket; 4. First chain; 5. Second sprocket; 6. First gear; 7. Second gear; 8. Vibrating block; 9. Connecting block; 10. Sleeve; 11. Limit rod; 12. First screening plate; 13. Resonance plate; 14. First rotating shaft; 15. Second screening plate; 16. First unloading shell; 17. First unloading hopper; 18. Second unloading shell; 19. Second unloading hopper; 20. Loading shell; 21. Second motor; 22. Worm; 23. Worm wheel; 24. Second rotating shaft; 25. Bevel gear; 26. Driving rod; 27. Loading barrel; 28. Third unloading shell; 29. ​​Insert plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings of the specification of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Reference Figure 1-Figure 2 The utility model provides an embodiment: a novel screening device for plastic particles, comprising a bottom plate 1, an outer wall of the bottom plate 1 is fixedly connected to a first motor 2, an output end of the first motor 2 is fixedly connected to a first sprocket 3, an outer wall of the first sprocket 3 is meshedly connected to a first chain 4, an outer wall of the first chain 4 is meshedly connected to a second sprocket 5, an outer wall of the second sprocket 5 is rotatably connected to a first gear 6, an outer wall of the first gear 6 is meshedly connected to a second gear 7, an inner wall of the second gear 7 is fixedly connected to an outer wall of the first sprocket 3, an outer wall of the second sprocket 5 is rotatably connected to a vibration block 8, an outer wall of the bottom plate 1 is fixedly connected to a connecting block 9, an inner wall of the connecting block 9 is rotatably connected to a sleeve 10, and an inner wall of the sleeve 10 A limit rod 11 is provided, the top of which is fixedly connected to a first screening plate 12, the lower surface of which is fixedly connected to a resonance plate 13, the inner wall of which is rotatably connected to a first rotating shaft 14, the outer wall of which is fixedly connected to a second screening plate 15, the outer wall of which is fixedly connected to a first rotating shaft 14, the outer wall of which is provided with a collecting and discharging assembly; the collecting and discharging assembly comprises a first discharging shell 16, the outer wall of which is fixedly connected to the outer wall of the first screening plate 12, the lower surface of which is fixedly connected to a first discharging hopper 17, the outer wall of which is fixedly connected to a second discharging shell 18, the inner wall of which is fixedly connected to a second discharging hopper 19;

[0026] Specifically, the first motor 2 drives the first sprocket 3 and the first chain 4 to move, and during the movement, the first chain 4 drives the second sprocket 5 to drive the first gear 6 to rotate, and the rotation of the first gear 6 drives the second gear 7 to drive the second first sprocket 3 to rotate. During use, the equipment can be vibrated to drive the first screening plate 12 and the second screening plate 15 to screen, and the first discharge shell 16 and the second discharge shell 18, the second discharge hopper 19 and the first discharge hopper 17 can prevent the problem of splashing when the particles are discharged.

[0027] Reference Figure 3 The outer wall of the bottom plate 1 is provided with a material loading shell 20, and the inner wall of the material loading shell 20 is fixedly connected to a second motor 21; the output end of the second motor 21 is fixedly connected to a worm 22, and the outer wall of the worm 22 is meshingly connected to a worm wheel 23; the inner wall of the worm wheel 23 is fixedly connected to a second rotating shaft 24, and the outer wall of the second rotating shaft 24 is fixedly connected to a bevel gear 25;

[0028] Specifically, the second motor 21 in the loading shell 20 drives the worm 22 and the worm wheel 23 to rotate, and the worm wheel 23 drives the second rotating shaft 24 to provide a more stable driving and stabilizing effect for the rotation of the loading barrel 27.

[0029] Reference Figure 3 The outer wall of the bevel gear 25 is fixedly connected to a driving rod 26, and the top of the driving rod 26 is fixedly connected to a loading barrel 27; the inner wall of the loading barrel 27 is fixedly connected to a third unloading shell 28, and the inner wall of the third unloading shell 28 is slidably connected to a plug plate 29; both ends of the bevel gear 25 are rotatably connected to the inner wall of the loading shell 20, and the outer wall of the second rotating shaft 24 is rotatably connected to the inner wall of the loading shell 20;

[0030] Specifically, the bevel gear 25 drives the driving rod 26 and the loading bucket 27 to achieve an inclination angle, which not only makes it more convenient to load the particles into the loading bucket 27 but also achieves the effect of automatic unloading during use.

[0031] Working principle: when the device is needed, the first motor 2 drives the first sprocket 3 and the first chain 4 to move, and during the movement, the first chain 4 drives the second sprocket 5 to drive the first gear 6 to rotate, and the rotation of the first gear 6 drives the second gear 7 to drive the second first sprocket 3 to rotate. During use, the second first sprocket 3 drives the second first chain 4 and the second sprocket 5 to rotate and drive the vibration block 8 to rotate on the lower surface of the first screening plate 12. The shape of the vibration block 8 is eccentric. During use, the first screening plate 12 can rotate on the vibration block 8 when the limit rod 11 and the sleeve 10 rotate on the inner wall of the connecting block 9. The outer wall of the sleeve 10 can slide to achieve the effect of vibration. During use, the resonance plate 13 under the first screening plate 12 drives the first rotating shaft 14 to drive the second screening plate 15, which can drive the second screening plate 15 to vibrate and screen, and has a multi-stage screening effect during use. The first screening plate 12 and the second screening plate 15 screen can be adjusted according to the needs of use. During use, the first screening plate 12 slides on the inner wall of the sleeve 10 through the limit rod 11. The inclination angle can be adjusted during use. During the vibration process, the screened particles can be better allowed to slide forward, and then the particles are collected and passed through the first unloading shell 16 and the second unloading shell 18. The first lower hopper 17 and the second lower hopper 19 are used for discharge. The particles can be prevented from splashing over a large range during the material discharge process by the first lower hopper 17 and the second lower hopper 19. By placing a collecting device at the bottom, the particles can be better collected and processed during use. The second motor 21 in the upper shell 20 drives the worm 22 and the worm gear 23 to rotate. The worm gear 23 drives the second rotating shaft 24 to drive the bevel gear 25 when the inner wall of the upper shell 20 rotates. There are two bevel gears 25. The first one is fixed on the top of the second rotating shaft 24 to drive the second bevel gear 25 to rotate on the inner wall of the bottom plate 1, driving the drive rod 26 and the upper bucket 27 to achieve the effect of a tilt angle. During use, by tilting the upper bucket 27, not only can the particles be poured into the upper bucket 27 more conveniently, but also the upper bucket 27 can be tilted to open the plug plate 29 in the third lower shell 28 above the first screening plate 12 to achieve automatic unloading. During use, the device not only achieves the effect of screening the particles through the first screening plate 12, driving the resonance plate 13 and the first rotating shaft 14 to drive the second screening plate 15 to vibrate, and has a multi-stage screening effect when in use, but also has the function of discharging the particles downward through the first lower hopper 17 and the second lower hopper 19, which can better collect the particles during use to prevent the particles from falling on the ground and being difficult to collect and clean.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel screening device for plastic particles, comprising a bottom plate (1), characterized in that: The outer wall of the bottom plate (1) is fixedly connected to a first motor (2); the output end of the first motor (2) is fixedly connected to a first sprocket (3); the outer wall of the first sprocket (3) is meshingly connected to a first chain (4); the outer wall of the first chain (4) is meshingly connected to a second sprocket (5); the outer wall of the second sprocket (5) is rotatably connected to a first gear (6); the outer wall of the first gear (6) is meshingly connected to a second gear (7); the inner wall of the second gear (7) is fixedly connected to the outer wall of the first sprocket (3); and the outer wall of the second sprocket (5) is rotatably connected to a vibration block (8). The outer wall of the bottom plate (1) is fixedly connected to a connecting block (9), the inner wall of the connecting block (9) is rotatably connected to a sleeve (10), the inner wall of the sleeve (10) is provided with a limiting rod (11), the top end of the limiting rod (11) is fixedly connected to a first screening plate (12), the lower surface of the first screening plate (12) is fixedly connected to a resonance plate (13), the inner wall of the resonance plate (13) is rotatably connected to a first rotating shaft (14), the outer wall of the first rotating shaft (14) is fixedly connected to a second screening plate (15), and the outer wall of the first screening plate (12) is provided with a collecting and unloading component.

2. The novel screening device for plastic particles according to claim 1 is characterized in that: The collecting and discharging assembly comprises a first discharging shell (16), the outer wall of the first discharging shell (16) is fixedly connected to the outer wall of the first screening plate (12), the lower surface of the first discharging shell (16) is fixedly connected to a first discharging hopper (17), the outer wall of the second screening plate (15) is fixedly connected to a second discharging shell (18), and the inner wall of the second discharging shell (18) is fixedly connected to a second discharging hopper (19).

3. The novel plastic particle screening device according to claim 2 is characterized in that: The outer wall of the bottom plate (1) is provided with a loading shell (20), and the inner wall of the loading shell (20) is fixedly connected with a second motor (21).

4. The novel screening device for plastic particles according to claim 3 is characterized in that: The output end of the second motor (21) is fixedly connected to a worm (22), and the outer wall of the worm (22) is meshingly connected to a worm wheel (23).

5. The novel plastic particle screening device according to claim 4 is characterized in that: The inner wall of the worm wheel (23) is fixedly connected to a second rotating shaft (24), and the outer wall of the second rotating shaft (24) is fixedly connected to a bevel gear (25).

6. The novel plastic particle screening device according to claim 5 is characterized in that: The outer wall of the bevel gear (25) is fixedly connected to a driving rod (26), and the top end of the driving rod (26) is fixedly connected to a loading bucket (27).

7. The novel plastic particle screening device according to claim 6 is characterized in that: The inner wall of the upper material barrel (27) is fixedly connected to a third lower material shell (28), and the inner wall of the third lower material shell (28) is slidably connected to a plug plate (29).

8. The novel plastic particle screening device according to claim 7 is characterized in that: The two ends of the bevel gear (25) are rotatably connected to the inner wall of the loading shell (20), and the outer wall of the second rotating shaft (24) is rotatably connected to the inner wall of the loading shell (20).

Images