Layered vibrating screen

Abstract

The utility model relates to the technical field of plastic particle processing, and discloses a layered vibrating screen which comprises a box body, a material storage barrel is installed on the top of the box body, the bottom of the material storage barrel is communicated with a discharging pipe, a communication opening is formed in the top of the box body, the discharging pipe is installed in the communication opening, and the bottom of the discharging pipe abuts against a movable plate. According to the screening device, the screening assembly is arranged, in the moving process of the screening box, a beating gear rotates under the action of a fixed toothed plate when the beating gear moves, so that a beating rod drives a cam to rotate to beat the bottom of a screening plate, and meanwhile, the screening plate vibrates up and down back and forth under the action of a spring rod; and meanwhile, in the left-right moving process of the screening box, the plastic particles can be continuously shaken, so that the plastic particles are distributed more uniformly, and the screening effect of the device is improved in cooperation with vibration work of the screening plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to plastic granule processing technical field especially relates to a layered vibrating screen. BACKGROUND

[0002] With the country vigorously promotes the infrastructure construction of sports, because plastic track is easy to clean, has certain elasticity, a large number of sports ground adopts plastic track, and the basic material of plastic track is to adopt plastic granule to lay and glue and form plastic track.

[0003] In the Chinese utility model patent with the announcement number CN220219280U discloses a kind of plastic granule vibrating screen, by the side end of shell is connected including the shunting type feeding assembly of upper hopper, shunting baffle and two material guide pipes, when feeding, plastic granule is uniformly poured into upper hopper, shunting baffle is used to shunt plastic granule, so that plastic granule is evenly dropped into the upper side of two first vibrating screen, improve screening efficiency.

[0004] For the related technology in the above, the inventor thinks that there are the following defects: the device in the process of use, plastic granule is unloaded and is accumulated, at this time, the screening work is carried out to plastic granule, possibly leading to large plastic granule wrapping small plastic granule, so that part of small plastic granule of specification goes out along discharge port together, thereby affecting the screening effect of device, when screening plastic granule, part of plastic granule can be stuck on screening plate, need to be vibrated the granule stuck on the filter screen of screening plate, ensure the normal screening effect of screening plate. UTILITY MODEL CONTENTS

[0005] To solve the above-mentioned technical problems, the utility model provides a layered vibrating screen.

[0006] The utility model discloses the following technical scheme is realized: a layered vibrating screen, including the box, the top of box is installed with the storage container, the bottom of storage container is connected with the blanking tube, the top of box is set up with the communicating port, the blanking tube is installed in the inside of communicating port, the bottom of blanking tube abuts with moving plate, the back of moving plate is fixedly connected with upper toothed plate, the surface of upper toothed plate is engaged with transmission gear, the one end of transmission gear middle shaft rotationally connects in the back of box inner wall, the inside of moving plate is set up with the feeding groove, the bottom of moving plate is slidably connected with the limiting plate, the both ends of limiting plate are fixedly connected in the both sides of box inner wall, the surface of limiting plate is set up with the blanking port, the bottom of limiting plate abuts with screening box, the top of screening box is set up with the feed inlet, the left side of screening box is fixedly connected with the pneumatic cylinder, the left side of pneumatic cylinder is fixedly connected in the left side of box inner wall, the back of screening box is fixedly connected with lower toothed plate, the surface of lower toothed plate is engaged with the surface of transmission gear, the inside of screening box is installed with two screening assemblies, the upper side of upper screening assembly is installed with the stirring assembly.

[0007] The screening assembly comprises a screening plate, the bottom of the screening plate is in abutment with two limiting strips, the surfaces of the two limiting strips are fixedly connected on the two sides of the inner wall of the screening box, spring rods are fixedly connected on the two sides of the top of the screening plate at equal intervals, the top of each spring rod is fixedly connected with a fixing strip, one side of the fixing strip is fixedly connected to the inner wall of the screening box, cams are fixedly connected to the bottom of the screening plate at equal intervals, a beating rod penetrates through the inside of each cam, one end of the beating rod is rotatably connected to the front face of the inner wall of the screening box, a beating gear is fixedly connected to the other end of the beating rod, a fixed tooth plate is meshingly connected to the surface of the beating gear, and the two ends of the fixed tooth plate are fixedly connected to the two sides of the inner wall of the box.

[0008] The dialing assembly comprises two dialing rods, a support rod is fixedly connected to the surface of each dialing rod at equal intervals, one end of each dialing rod is rotatably connected to the front face of the inner wall of the screening box, a dialing gear is fixedly connected to the other end of each dialing rod, a connecting gear is meshingly connected to the surface of each dialing gear, one end of the middle shaft of each connecting gear is rotatably connected to the back of the screening box, a connecting tooth plate is meshingly connected to the surface of each connecting gear, and the two ends of the connecting tooth plate are fixedly connected to the two sides of the inner wall of the box.

[0009] As a further improvement of the above-mentioned scheme, two sliding grooves are formed in the bottom of the inner wall of the box, two sliding strips are fixedly connected to the bottom of the screening box, and the sliding strips are slidingly arranged in the sliding grooves, thereby ensuring the normal movement of the screening box.

[0010] As a further improvement of the above-mentioned scheme, a mounting plate is sleeved on the surface of the air cylinder, and the bottom of the mounting plate is fixedly connected to the bottom of the inner wall of the box, thereby ensuring the normal work of the air cylinder.

[0011] As a further improvement of the above-mentioned scheme, two straight grooves are formed in the surface of the limiting plate, two long strip plates are fixedly connected to the bottom of the moving plate, and the long strip plates are slidingly arranged in the straight grooves, thereby ensuring the normal movement of the moving plate.

[0012] As a further improvement of the above-mentioned scheme, the spring rod comprises a sleeve, a piston rod is slidingly connected to the inside of the sleeve, and the top of the piston rod and the top of the inner wall of the sleeve are connected by a return spring, thereby facilitating the resetting of the screening plate.

[0013] As a further improvement of the above-mentioned scheme, a sealing door is installed on the front face of the screening box at equal intervals, a bolt is installed on the surface of the sealing door, and a threaded opening that is matched with the bolt is formed in the front face of the screening box, thereby facilitating the closing work of the screening box.

[0014] As a further improvement of the above-mentioned scheme, mounting bearings are installed on the surfaces of the beating rod and the dialing rod, and the mounting bearings are installed on the back of the screening box, thereby ensuring the normal rotation of the beating rod and the dialing rod.

[0015] Compared with the prior art, the utility model has the advantages of:

[0016] 1, the utility model discloses a set up screening subassembly, in the process of the cylinder with screening box to and fro movement, the beat gear moves and is subjected to the action of fixed tooth plate, make beat gear rotate, thereby make beat pole with cam rotate, beat the bottom of screening board, simultaneously screening board is under the action of spring rod, make screening board vibrate up and down to and fro, thereby the vibration screening work of different specifications plastic particles is carried out, simultaneously, screening box moves left and right in the process, will constantly shake plastic particles, make plastic particles be distributed more evenly, cooperate the vibration work of screening board, improved the screening effect of device.

[0017] 2, the utility model discloses a set up poking subassembly, in the process of screening box to and fro movement, connecting gear is subjected to the left and right of connecting tooth plate, make connecting gear deflect to left side, since poking gear is engaged with connecting gear, make poking gear rotate to right side, thereby with poking rod rotate to right side, the plastic particles that the support rod falls on the upper screening board and is accumulated are poked to left side, distribute plastic particles more evenly, make plastic particles can be screened more completely in the screening process, improved the screening effect of device. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is the whole structure schematic diagram of the utility model;

[0019] Fig. 2 It is the structure schematic diagram of the utility model poking gear, connecting gear and connecting tooth plate;

[0020] Fig. 3 It is the structure schematic diagram of the utility model screening board, limit strip and spring rod.

[0021] MAIN SYMBOL EXPLANATION:

[0022] 1, box body;2, storage cylinder;3, blanking pipe;4, moving plate;5, upper tooth plate;6, transmission gear;7, limit plate;8, screening box;9, cylinder;10, lower tooth plate;11, screening board;12, limit strip;13, spring rod;14, fixed strip;15, cam;16, beat pole;17, beat gear;18, fixed tooth plate;19, poking rod;20, poking gear;21, connecting gear;22, connecting tooth plate. DETAILED DESCRIPTION

[0023] Below, combining the drawings and specific implementation, the utility model is described further, need explain that, under the premise of not conflict, the following description each embodiment between or each technical feature between can be arbitrary combination and form new embodiment.

[0024] Embodiment:

[0025] Please combine Figs. 1-3 The layered vibrating screen of the embodiment comprises a box body 1, a storage cylinder 2 is installed on the top of the box body 1, a discharging pipe 3 is communicated at the bottom of the storage cylinder 2, a communication port is formed on the top of the box body 1, the discharging pipe 3 is installed inside the communication port, a moving plate 4 is abutted at the bottom of the discharging pipe 3, an upper tooth plate 5 is fixedly connected at the back of the moving plate 4, a transmission gear 6 is meshingly connected on the surface of the upper tooth plate 5, one end of the middle shaft of the transmission gear 6 is rotatably connected at the back of the inner wall of the box body 1, a feeding groove is formed in the inner part of the moving plate 4, a limiting plate 7 is slidably connected at the bottom of the moving plate 4, two linear grooves are formed on the surface of the limiting plate 7, two long strip plates are fixedly connected at the bottom of the moving plate 4 and are slidably arranged inside the linear grooves, so as to ensure the normal movement of the moving plate 4, the limiting plate 7 is fixedly connected at the two sides of the inner wall of the box body 1, a discharging port is formed on the surface of the limiting plate 7, a screening box 8 is abutted at the bottom of the limiting plate 7, two sliding grooves are formed on the bottom of the inner wall of the box body 1, two sliding strips are fixedly connected at the bottom of the screening box 8 and are slidably arranged inside the sliding grooves, so as to ensure the normal movement of the screening box 8, a feeding port is formed on the top of the screening box 8, sealing doors are equidistantly installed on the front face of the screening box 8, bolts are installed on the surface of the sealing doors, threaded ports matched with the bolts are formed on the front face of the screening box 8, so as to facilitate the closing work of the screening box 8, a pneumatic cylinder 9 is fixedly connected at the left side of the screening box 8, the model of the pneumatic cylinder 9 is DT30040-I, an installation plate is sleeved on the surface of the pneumatic cylinder 9, the bottom of the installation plate is fixedly connected at the bottom of the inner wall of the box body 1, so as to ensure the normal work of the pneumatic cylinder 9, the pneumatic cylinder 9 is fixedly connected at the left side of the inner wall of the box body 1, a lower tooth plate 10 is fixedly connected at the back of the screening box 8, the surface of the lower tooth plate 10 is meshed with the surface of the transmission gear 6, two groups of screening assemblies are installed inside the screening box 8, a stirring assembly is installed above the upper screening assembly.

[0026] The screening assembly is used for vibrating screening of plastic particles, and comprises a screening plate 11, the bottom of the screening plate 11 abuts against two limiting strips 12, the surfaces of the two limiting strips 12 are fixedly connected to the two sides of the inner wall of a screening box 8 respectively, spring rods 13 are fixedly connected to the two sides of the top of the screening plate 11 at equal intervals, the spring rod 13 comprises a sleeve, a piston rod is slidably connected to the inside of the sleeve, the top of the piston rod is connected to the top of the inner wall of the sleeve through a return spring, the screening plate 11 is conveniently reset, a fixed strip 14 is fixedly connected to the inner wall of the screening box 8 on one side of the spring rod 13, a cam 15 abuts against the bottom of the screening plate 11 at equal intervals, a beating rod 16 is connected through the inside of the cam 15, one end of the beating rod 16 is rotatably connected to the front surface of the inner wall of the screening box 8, a beating gear 17 is fixedly connected to the other end of the beating rod 16, a fixed toothed plate 18 is meshingly connected to the surface of the beating gear 17, and the two ends of the fixed toothed plate 18 are fixedly connected to the two sides of the inner wall of the box body 1.

[0027] The poking assembly is used for scattering the accumulated plastic particles, and comprises two poking rods 19, the surfaces of the beating rod 16 and the poking rod 19 are both provided with mounting bearings, the mounting bearings are mounted on the back of the screening box 8, the normal rotation of the beating rod 16 and the poking rod 19 is ensured, the surface of the poking rod 19 is fixedly connected with a support rod at equal intervals, one end of the poking rod 19 is rotatably connected to the front surface of the inner wall of the screening box 8, the other end of the poking rod 19 is fixedly connected with a poking gear 20, the surface of the poking gear 20 is meshingly connected with a connecting gear 21, one end of the middle shaft of the connecting gear 21 is rotatably connected to the back of the screening box 8, the surface of the connecting gear 21 is meshingly connected with a connecting toothed plate 22, and the two ends of the connecting toothed plate 22 are fixedly connected to the two sides of the inner wall of the box body 1.

[0028] The implementation principle of the layered vibrating screen in the embodiment is as follows: the plastic particles are poured into the inside of the storage cylinder 2, under the action of gravity, the plastic particles enter the inside of the feeding groove on the moving plate 4 through the feeding pipe 3, the air cylinder 9 is started, the screening box 8 moves back and forth in the horizontal direction, when the screening box 8 moves to the left side, the lower toothed plate 10 rotates with the transmission gear 6, so that the upper toothed plate 5 moves to the right side with the moving plate 4, when the feeding groove on the moving plate 4, the feeding opening on the limiting plate 7 and the feeding opening on the screening box 8 are connected, the plastic particles in the feeding groove fall onto the upper screening plate 11, the screening box 8 moves back and forth through the air cylinder 9, intermittent feeding into the inside of the screening box 8 is realized, so that the accumulation of the plastic particles is reduced.

[0029] In the process that the cylinder 9 moves back and forth with the screening box 8, the beating gear 17 is moved and is subjected to the action of the fixed tooth plate 18, so that the beating gear 17 rotates, thereby making the beating rod 16 rotate with the cam 15, and the bottom of the screening plate 11 is beaten, and meanwhile the screening plate 11 is subjected to the action of the spring rod 13, so that the screening plate 11 vibrates up and down, thereby performing the vibrating screening work on the plastic particles of different specifications, and meanwhile in the process that the screening box 8 moves left and right, the plastic particles are constantly shaken, so that the plastic particles are more evenly distributed, and cooperating with the vibrating work of the screening plate 11, the screening effect of the device is improved.

[0030] In the process that the screening box 8 moves back and forth, the connecting gear 21 is subjected to the left and right of the connecting tooth plate 22, so that the connecting gear 21 deflects to the left, and since the poking gear 20 is engaged with the connecting gear 21, the poking gear 20 rotates to the right, thereby making the poking rod 19 rotate to the right, and the plastic particles accumulated on the upper screening plate 11 are poked to the left by the support rod, so that the plastic particles are more evenly distributed, and in the screening process, the plastic particles can be more completely screened, and the screening effect of the device is improved.

[0031] The above-mentioned embodiments are only preferred embodiments of the present application, and cannot be used to limit the scope of protection of the present application, and any non-essential changes and replacements made by the person skilled in the art on the basis of the present application all belong to the scope of protection required by the present application.

Claims

1. A tiered shaker characterized by, The utility model provides a kind of material screening device, including box (1), the top of box (1) is equipped with storage cylinder (2), the bottom of storage cylinder (2) is communicated with blanking tube (3), the top of box (1) is equipped with communicating port, blanking tube (3) is installed in the inside of communicating port, the bottom of blanking tube (3) is abutted with moving plate (4), the back of moving plate (4) is fixedly connected with upper tooth plate (5), the surface of upper tooth plate (5) is engagedly connected with transmission gear (6), the one end of transmission gear (6) middle shaft is rotatably connected in the back of box (1) inner wall, the inside of moving plate (4) is equipped with feeding groove, the bottom of moving plate (4) is slidably connected with limiting plate (7), the both ends of limiting plate (7) are fixedly connected in the both sides of box (1) inner wall, the surface of limiting plate (7) is equipped with blanking port, the bottom of limiting plate (7) is abutted with screening box (8), the top of screening box (8) is equipped with feed inlet, the left side of screening box (8) is fixedly connected with pneumatic cylinder (9), the left side of pneumatic cylinder (9) is fixedly connected in the left side of box (1) inner wall, the back of screening box (8) is fixedly connected with lower tooth plate (10), the surface of lower tooth plate (10) is engaged with the surface of transmission gear (6), screening box (8) is installed with two groups of screening assemblies, upper screening assembly is installed with poking assembly above, The screening assembly includes a screening plate (11), two limit bars (12) are abutted to the bottom of the screening plate (11), the surfaces of the two limit bars (12) are fixedly connected to the inner walls of the screening box (8) on both sides, spring rods (13) are fixedly connected to the top of the screening plate (11) on both sides at equal intervals, a fixed bar (14) is fixedly connected to the top of the spring rod (13), one side of the fixed bar (14) is fixedly connected to the inner wall of the screening box (8), cams (15) are abutted to the bottom of the screening plate (11) at equal intervals, a striking rod (16) penetrates through the inside of the cam (15), one end of the striking rod (16) is rotatably connected to the front of the inner wall of the screening box (8), a striking gear (17) is fixedly connected to the other end of the striking rod (16), a fixed gear plate (18) is engagedly connected to the surface of the striking gear (17), the two ends of the fixed gear plate (18) are fixedly connected to the inner walls of the box (1) on both sides; The poking assembly includes two poking rods (19), support rods are fixedly connected to the surfaces of the poking rods (19) at equal intervals, one end of each poking rod (19) is rotatably connected to the front of the inner wall of the screening box (8), a poking gear (20) is fixedly connected to the other end of each poking rod (19), a connecting gear (21) is engagedly connected to the surface of the poking gear (20), one end of the middle shaft of the connecting gear (21) is rotatably connected to the back of the screening box (8), a connecting gear plate (22) is engagedly connected to the surface of the connecting gear (21), the two ends of the connecting gear plate (22) are fixedly connected to the inner walls of the box (1) on both sides.

2. A tiered shaker as claimed in claim 1, wherein, Two sliding grooves are formed in the bottom of the inner wall of the box (1), and two sliding bars are fixedly connected to the bottom of the screening box (8) and slidably arranged in the sliding grooves.

3. A tiered shaker as in claim 1, wherein, A mounting plate is sleeved to the surface of the pneumatic cylinder (9), and the bottom of the mounting plate is fixedly connected to the bottom of the inner wall of the box (1).

4. A tiered shaker as in claim 1, wherein, The surface of the limiting plate (7) is provided with two straight grooves, and the bottom of the moving plate (4) is fixedly connected with two long strip plates which are slidingly arranged in the straight grooves.

5. A tiered shaker as in claim 1, wherein, The spring rod (13) comprises a sleeve, a piston rod is slidingly connected in the sleeve, and the top of the piston rod is connected with the top of the inner wall of the sleeve through a return spring.

6. A tiered shaker as in claim 1, wherein, The front surface of the screening box (8) is provided with sealing doors at equal intervals, the surface of the sealing door is provided with bolts, and the front surface of the screening box (8) is provided with threaded openings matched with the bolts.

7. A tiered shaker as in claim 1, wherein, The surfaces of the hitting rod (16) and the poking rod (19) are both provided with mounting bearings which are mounted on the back of the screening box (8).

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