Plastic particle screening device

Abstract

The utility model discloses a plastic particle screening device which comprises a vibration outer frame and a screening frame, the screening frame is located in the vibration outer frame, a side edge plate is arranged on the edge of the upper end face of the screening frame, and a discharging hole penetrates through the inner bottom wall of the screening frame. A discharging assembly is arranged at the bottom of the vibrating outer frame and located below the discharging hole, a first discharging hopper is arranged at the bottom of the vibrating outer frame and located below the screening end of the screening frame, a vibrating assembly is arranged on the outer end face of the first discharging hopper, and the bottom of the side edge plate abuts against the edge of the upper end face of the vibrating outer frame. According to the utility model, screening frames with different meshes are convenient to replace, accurate screening of particles with different particle sizes can be realized, the screening precision is improved, and the screening frames can be independently replaced, so that the screening frames can be replaced when being damaged, and the maintenance cost is reduced.

Description

Technical Field

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

[0002] Plastic granules refer to granular plastics, which are generally divided into more than 200 types and subdivided into thousands of types. Common plastic granules include general-purpose plastics, engineering plastics and special plastics.

[0003] The screening frame and the main body of the existing plastic particle screening device are often fixed structures. Once manufactured, the screening aperture and size are difficult to change. This fixity makes it impossible to flexibly adjust the screening device according to the size and shape of the plastic particles. Therefore, a plastic particle screening device is proposed to solve the above problem. Utility Model Content

[0004] (I) Purpose of the utility model

[0005] In order to solve the technical problems existing in the background technology, the utility model proposes a plastic particle screening device, which uses a limiting mechanism to facilitate the replacement of screening frames with different meshes, thereby achieving accurate screening of particles of different particle sizes and improving the screening accuracy. Moreover, since the screening frames can be replaced separately, they can be replaced when they are damaged, thereby reducing maintenance costs.

[0006] (II) Technical solution

[0007] The utility model provides a plastic particle screening device, comprising a vibrating outer frame and a screening frame, the screening frame is located inside the vibrating outer frame, a side plate is provided at the edge of the upper end surface of the screening frame, a discharge hole is penetrated through the inner bottom wall of the screening frame, a discharge assembly is provided at the bottom of the vibrating outer frame and below the discharge hole, a first discharge hopper is provided at the bottom of the vibrating outer frame and below the screening end of the screening frame, a vibrating assembly is provided on the outer end surface of the first discharge hopper, the bottom of the side plate is abutted against the edge of the upper end surface of the vibrating outer frame, a plurality of spaced limiting mechanisms are provided between the outer end surface of the side plate and the outer end surface of the vibrating outer frame, a plurality of spaced buffer assemblies are provided on the outer end surface of the vibrating outer frame, the bottoms of the plurality of buffer assemblies are connected to a base, and a plurality of spaced supporting members are provided at the bottom of the base.

[0008] Preferably, the limiting mechanism includes a limiting recess, a limiting ring, a rotating frame, a control rod and a connecting piece, the limiting recess is arranged on the outer end surface of the side plate, the connecting piece is arranged on the outer end surface of the vibration outer frame, the rotating frame is rotatably connected to the outside of the connecting piece, one end of the limiting ring passes through the rotating frame, the other end of the limiting ring is located in the groove above the limiting recess, and the control rod is arranged on the outer end surface of the rotating frame.

[0009] Preferably, the connecting member comprises a connecting plate and a connecting block, the outer end surface of the side plate is connected to the connecting block via the connecting plate, and the rotating frame is rotatably connected to the outside of the connecting block.

[0010] Preferably, the discharging assembly includes a second discharging hopper and a discharging pipe, the second discharging hopper is arranged at the bottom of the vibrating outer frame and below the discharging hole, the first discharging hopper is in contact with the second discharging hopper, and the discharging pipe is arranged at the discharge port below the second discharging hopper.

[0011] Preferably, the vibration assembly includes a vibration motor, and the vibration motor is arranged on an inclined surface on the left side of the first discharge hopper.

[0012] Preferably, the buffer assembly includes a support block, a second support rod and a spring, the support block is arranged on the outer end surface of the vibration outer frame, the spring is arranged at the bottom of the support block, and the lower end surface of the spring is connected to the upper end surface of the base through the second support rod.

[0013] Preferably, the support member includes a buffer plate and a first support rod, and the bottom of the base is connected to the buffer plate through the first support rod.

[0014] Compared with the prior art, the above technical solution of the utility model has the following beneficial technical effects:

[0015] In the plastic particle screening device, a staff member drives the rotating frame to rotate on the connecting block through a control rod, and the rotating connecting block can drive the limiting ring to move, so that the limiting ring and the limiting recessed block are separated, so that the screening frame can be taken out from the inside of the vibrating outer frame, and the screening frame to be replaced is placed inside the vibrating outer frame. The staff member places the limiting ring in the upper groove of the limiting recessed block, and then rotates the control rod. The rotating control rod can drive the limiting ring to be adjusted through the rotating frame, so that the screening frame and the vibrating outer frame can be fixed, making it easy to replace the screening frame, and can realize accurate screening of plastic particles of different particle sizes. In addition, since the screening frame can be replaced separately, it can be replaced when it is damaged, thereby reducing maintenance costs and improving applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a structural schematic diagram of a plastic particle screening device.

[0017] Figure 2 The present invention is a three-dimensional diagram of a limiting mechanism in a plastic particle screening device proposed by the present invention.

[0018] Figure 3 The utility model is a three-dimensional diagram of a screening frame in a plastic particle screening device.

[0019] Figure numerals: 1. side plate; 2. vibration outer frame; 3. screening frame; 4. buffer plate; 5. first support rod; 6. vibration motor; 7. base; 8. first discharge hopper; 9. support block; 10. second support rod; 11. spring; 12. discharge pipe; 13. second discharge hopper; 14. limiting recess; 15. limiting ring; 16. connecting plate; 17. connecting block; 18. rotating frame; 19. control rod; 20. discharge hole. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0021] In the description of the utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] like Figure 1-3As shown, a plastic particle screening device proposed by the utility model comprises a vibrating outer frame 2 and a screening frame 3, the screening frame 3 is located inside the vibrating outer frame 2, a side plate 1 is provided at the edge of the upper end surface of the screening frame 3, a discharge hole 20 is penetrated through the inner bottom wall of the screening frame 3, a discharge assembly is provided at the bottom of the vibrating outer frame 2 and below the discharge hole 20, a first discharge hopper 8 is provided at the bottom of the vibrating outer frame 2 and below the screening end of the screening frame 3, a vibrating assembly is provided on the outer end surface of the first discharge hopper 8, the bottom of the side plate 1 is abutted against the edge of the upper end surface of the vibrating outer frame 2, a plurality of spaced limiting mechanisms are provided between the outer end surface of the side plate 1 and the outer end surface of the vibrating outer frame 2, a plurality of spaced buffer assemblies are provided on the outer end surface of the vibrating outer frame 2, the bottom of the plurality of buffer assemblies are connected to the base 7, a plurality of spaced supporting members are provided at the bottom of the base 7, and the inner end surface of the first discharge hopper 8 is smoothly arranged.

[0023] In the utility model, the plastic particles are evenly poured into the left side above the screening frame 3, and then the vibration component is started, and a plurality of buffer components distributed at intervals are used to make the vibration outer frame 2 vibrate, and the vibration outer frame 2 can drive the screening frame 3 to vibrate when vibrating, and the screening frame 3 can screen the plastic particles located above it when vibrating, and the plastic particles that fail the screening can fall into the pre-prepared collection box through the first discharging hopper 8, and the plastic particles that pass the screening can fall into the discharging component through the discharging hole 20, and then these plastic particles fall out through the discharging component; and through the limiting mechanism, it is convenient to replace the screening frames 3 with different meshes, and accurate screening of particles with different particle sizes can be achieved, thereby improving the screening accuracy, and because the screening frame 3 can be replaced separately, the screening frame 3 can be replaced when it is damaged, thereby reducing the maintenance cost.

[0024] In an optional embodiment, the limiting mechanism includes a limiting recess 14, a limiting ring 15, a rotating frame 18, a control rod 19 and a connecting piece. The limiting recess 14 is arranged on the outer end surface of the side plate 1, the connecting piece is arranged on the outer end surface of the vibration outer frame 2, the rotating frame 18 is rotatably connected to the outside of the connecting piece, one end of the limiting ring 15 passes through the rotating frame 18, and the other end of the limiting ring 15 is located in the groove above the limiting recess 14, the control rod 19 is arranged on the outer end surface of the rotating frame 18, the connecting piece includes a connecting plate 16 and a connecting block 17, the outer end surface of the side plate 1 is connected to the connecting block 17 through the connecting plate 16, and the rotating frame 18 is rotatably connected to the outside of the connecting block 17.

[0025] It should be noted that when the screening frame 3 needs to be replaced, the staff drives the rotating frame 18 to rotate on the connecting block 17 through the control rod 19, and the rotating connecting block 17 can drive the limiting ring 15 to move, so that the limiting ring 15 is separated from the limiting recess 14, so that the screening frame 3 can be taken out from the inside of the vibration outer frame 2, and the screening frame 3 to be replaced is placed inside the vibration outer frame 2. The staff places the limiting ring 15 in the groove above the limiting recess 14, and then rotates the control rod 19. The rotating control rod 19 can drive the limiting ring 15 to be adjusted through the rotating frame 18, so that the screening frame 3 can be fixed to the vibration outer frame 2, making it easy to replace the screening frame 3.

[0026] In an optional embodiment, the discharging assembly includes a second discharging hopper 13 and a discharging pipe 12, the second discharging hopper 13 is arranged at the bottom of the vibration outer frame 2 and below the discharging hole 20, the first discharging hopper 8 is in contact with the second discharging hopper 13, and the discharging pipe 12 is arranged at the discharge port below the second discharging hopper 13, wherein the inner end surface of the second discharging hopper 13 is smoothly set to prevent plastic particles from remaining on the inner end surface of the second discharging hopper 13.

[0027] It should be noted that when the plastic particles fall into the second discharge hopper 13 through the discharge hole 20 , the plastic particles in the second discharge hopper 13 may fall out through the discharge pipe 12 .

[0028] In an optional embodiment, the vibration assembly includes a vibration motor 6 , and the vibration motor 6 is arranged on an inclined surface on the left side of the first discharge hopper 8 .

[0029] It should be noted that when the vibration motor 6 is started, the vibration motor 6 can drive the vibration outer frame 2 to vibrate through a plurality of buffer components distributed at intervals. The vibration outer frame 2 can drive the screening frame 3 to vibrate as well, thereby screening the plastic particles inside the screening frame 3.

[0030] In an optional embodiment, the buffer assembly includes a support block 9, a second support rod 10 and a spring 11. The support block 9 is arranged on the outer end surface of the vibration frame 2, and the spring 11 is arranged at the bottom of the support block 9. The lower end surface of the spring 11 is connected to the upper end surface of the base 7 through the second support rod 10.

[0031] It should be noted that when the vibration motor 6 is started, the vibration outer frame 2 can cause the multiple springs 11 to expand and contract when vibrating, so that the vibration outer frame 2 can vibrate; and the second support rod 10 can play a role in supporting the spring 11.

[0032] In an optional embodiment, the support member includes a buffer plate 4 and a first support rod 5 , and the bottom of the base 7 is connected to the buffer plate 4 through the first support rod 5 .

[0033] It should be noted that the first support rod 5 can support the buffer plate 4, and the buffer plate 4 can provide a stable support to ensure stability during screening.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A plastic particle screening device, comprising a vibrating outer frame (2) and a screening frame (3), wherein the screening frame (3) is located inside the vibrating outer frame (2), a side plate (1) is provided at the edge of the upper end surface of the screening frame (3), a discharge hole (20) is penetrated through the inner bottom wall of the screening frame (3), a discharge assembly is provided at the bottom of the vibrating outer frame (2) and below the discharge hole (20), a first discharge hopper (8) is provided at the bottom of the vibrating outer frame (2) and below the screening end of the screening frame (3), a vibrating assembly is provided on the outer end surface of the first discharge hopper (8), the bottom of the side plate (1) is in contact with the edge of the upper end surface of the vibrating outer frame (2), and the device is characterized in that: A plurality of spaced-apart limiting mechanisms are provided between the outer end surface of the side plate (1) and the outer end surface of the vibration outer frame (2); a plurality of spaced-apart buffer components are provided on the outer end surface of the vibration outer frame (2); the bottoms of the plurality of buffer components are connected to the base (7); and a plurality of spaced-apart supporting members are provided at the bottom of the base (7).

2. A plastic particle screening device according to claim 1, characterized in that: The limiting mechanism comprises a limiting concave block (14), a limiting ring (15), a rotating frame (18), a control rod (19) and a connecting piece, wherein the limiting concave block (14) is arranged on the outer end surface of the side plate (1), the connecting piece is arranged on the outer end surface of the vibration outer frame (2), the rotating frame (18) is rotatably connected to the outside of the connecting piece, one end of the limiting ring (15) passes through the rotating frame (18), the other end of the limiting ring (15) is located in a groove above the limiting concave block (14), and the control rod (19) is arranged on the outer end surface of the rotating frame (18).

3. A plastic particle screening device according to claim 2, characterized in that: The connecting member comprises a connecting plate (16) and a connecting block (17); the outer end surface of the side plate (1) is connected to the connecting block (17) via the connecting plate (16); and the rotating frame (18) is rotatably connected to the outside of the connecting block (17).

4. A plastic particle screening device according to claim 1, characterized in that: The discharge assembly comprises a second discharge hopper (13) and a discharge pipe (12); the second discharge hopper (13) is arranged at the bottom of the vibration outer frame (2) and below the discharge hole (20); the first discharge hopper (8) is in contact with the second discharge hopper (13); and the discharge pipe (12) is arranged at the discharge port below the second discharge hopper (13).

5. A plastic particle screening device according to claim 1, characterized in that: The vibration assembly comprises a vibration motor (6), and the vibration motor (6) is arranged on an inclined surface on the left side of the first discharge hopper (8).

6. A plastic particle screening device according to claim 1, characterized in that: The buffer assembly comprises a support block (9), a second support rod (10) and a spring (11); the support block (9) is arranged on the outer end surface of the vibration outer frame (2); the spring (11) is arranged on the bottom of the support block (9); and the lower end surface of the spring (11) is connected to the upper end surface of the base (7) via the second support rod (10).

7. A plastic particle screening device according to claim 1, characterized in that: The support member comprises a buffer plate (4) and a first support rod (5), and the bottom of the base (7) is connected to the buffer plate (4) via the first support rod (5).

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