Vibrating screen for grading plastic particles

Abstract

The vibrating screen for grading the plastic particles comprises a working table, a through groove is formed in the top of the working table, a grading box is arranged at the position of the through groove, connecting plates are arranged at the tops of the front face and the back face of the grading box, the back faces of the connecting plates are connected with electric sliding blocks, and a rectangular notch is formed in one side face of the grading box. A first screen and a second screen are slidably connected to the rectangular notches through sliding guide rails correspondingly, so that the screens can be simply separated, in addition, the tops of the front face and the back face of the grading box are connected with electric sliding blocks through connecting plates, the electric sliding blocks can move left and right on electric sliding rails in the working process, and therefore the screening efficiency is improved. And thus, the plastic particles in the grading box are moved left and right, the plastic particles are vibrated, and grading of the plastic particles is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of vibrating screens, in particular to a vibrating screen for grading plastic particles. Background Art

[0002] Plastic particles are raw materials for storage, transportation and processing of plastics in the form of semi-finished products. Different products require the use of plastic particles of different sizes for processing and production. In addition, a special vibrating screen for plastic particle grading is used to improve the quality of plastic particle processing and production products.

[0003] However, the prior art special vibrating screen for plastic particle classification generally vibrates the screen by means of a vibrating motor, which results in a tight connection between the screen and the device, making it difficult to remove the screen, and it is also inconvenient to clean the screen after the device is used for a long time. Utility Model Content

[0004] The utility model aims to provide a vibrating screen for grading plastic particles to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A vibrating screen for grading plastic particles, comprising a workbench, a through slot is provided on the top of the workbench, electric slide rails are provided on the top of the workbench and on the sides of the front and rear ends of the through slot, an electric slider is slidably connected to the surface of the electric slide rail, a connecting plate is provided on the top of the front or back sides of two electric sliders, the other ends of the two connecting plates are connected to the front and back sides of a grading box, and the grading box is located at the through slot;

[0007] Two rectangular notches are provided on the top of one side of the grading box, two sliding guide rails are provided on both sides of the grading box in the vertical direction, the two sliding guide rails on the same side are respectively in the same horizontal plane with one side of different rectangular notches, a sliding inner cavity is provided on the inner side of the sliding guide rail, a sliding rod is slidably connected with the sliding inner cavity, a first screen and a second screen are respectively provided between the two sliding rods in the same horizontal plane, a second handle is provided on the front of the first screen, and a first handle is provided on the front of the second screen;

[0008] A discharge port is provided at the bottom of one side of the grading box, a card slot is provided around the surface of the opening surface of the discharge port, a card block is connected to the card slot in a card-fitting manner, and a support plate is provided on the front of the card block.

[0009] Preferably, a blocking block is provided at the center of the back side of the support plate, and the blocking block is located inside the discharge port.

[0010] Preferably, the length and width of the blocking block are the same as the length and width of the discharge port.

[0011] Preferably, a second magnetic plate is provided on the back side of the first screen.

[0012] Preferably, a first magnetic plate is provided on the back side of the second screen.

[0013] Preferably, a first magnetic device and a second magnetic device are respectively arranged on the other side of the interior of the grading box and corresponding to the two rectangular notches, the second magnetic device is magnetically connected to the second magnetic plate, and the first magnetic device is magnetically connected to the first magnetic plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model discloses a vibrating screen for grading plastic particles. A rectangular notch is provided on one side of a grading box. A first screen and a second screen are slidably connected to the rectangular notch through sliding guide rails, respectively, so that the screens can be simply separated. In addition, the front and back tops of the grading box are connected to electric sliders through connecting plates. The electric sliders will move left and right on the electric slide rails during operation, so that the plastic particles inside the grading box will be moved left and right, thereby vibrating the plastic particles, thereby facilitating the grading of the plastic particles. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the separation structure of the first screen and the second screen of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the grading box of the utility model;

[0019] Figure 4 This is a schematic diagram of the blocking structure of the utility model.

[0020] In the figure: 1. workbench; 2. through groove; 3. electric slide rail; 4. electric slider; 5. connecting plate; 6. grading box; 7. first handle; 8. second handle; 9. sliding guide rail; 10. sliding inner cavity; 11. sliding rod; 12. first magnetic plate; 13. first screen; 14. second magnetic plate; 15. second magnetic device; 16. first magnetic device; 17. discharge port; 18. slot; 19. support plate; 20. blocking block; 21. blocking block; 22. second screen. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments 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 in 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.

[0022] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention 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 present invention.

[0023] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] See also Figure 1-4 , the utility model provides a technical solution:

[0025] A vibrating screen for grading plastic particles, comprising a workbench 1, a through slot 2 is provided on the top of the workbench 1, electric slide rails 3 are provided on the top of the workbench 1 and on the sides of the front and rear ends of the through slot 2, electric sliders 4 are slidably connected on the surface of the electric slide rails 3, connecting plates 5 are provided on the top of the front or back sides of the two electric sliders 4, the other ends of the two connecting plates 5 are connected to the front and back sides of a grading box 6, and the grading box 6 is located at the through slot 2;

[0026] Two rectangular notches are provided at the top of one side of the grading box 6, and two sliding guide rails 9 are provided on both sides of the grading box 6 in the vertical direction. The two sliding guide rails 9 on the same side are respectively in the same horizontal plane with one side of different rectangular notches, and a sliding inner cavity 10 is provided on the inner side of the sliding guide rail 9. The sliding inner cavity 10 is slidably connected with a sliding rod 11, and a first screen 13 and a second screen 22 are respectively provided between the two sliding rods 11 in the same horizontal plane, and a second handle 8 is provided on the front of the first screen 13, and a first handle 7 is provided on the front of the second screen 22;

[0027] A discharge port 17 is provided at the bottom of one side of the grading box 6 . A clamping groove 18 is provided around the surface of the opening of the discharge port 17 . A clamping block 21 is clamped to the clamping groove 18 . A support plate 19 is provided on the front of the clamping block 21 .

[0028] Specifically, during the grading process, the support plate 19 will be fixed to the grading box 6 by means of a card block 21 being snap-fitted to the card slot 18, to prevent the block 20 from sliding out of the discharge port 17 due to inertia during the left and right movement of the grading box 6, thereby affecting the grading of the plastic particles.

[0029] Furthermore, a blocking block 20 is provided at the center of the back side of the support plate 19 , and the blocking block 20 is located inside the discharge port 17 .

[0030] Furthermore, the length and width of the blocking block 20 are the same as the length and width of the discharge port 17 .

[0031] Specifically, during the classification process, the blocking block 20 is used to block the discharge port 17 to prevent the plastic particles from flowing out of the discharge port 17 during the classification process.

[0032] Furthermore, a second magnetic plate 14 is disposed on the back of the first screen 13 .

[0033] Furthermore, a first magnetic plate 12 is disposed on the back side of the second screen 22 .

[0034] Furthermore, a first magnetic device 16 and a second magnetic device 15 are respectively provided on the other side of the interior of the grading box 6 and corresponding to the two rectangular notches. The second magnetic device 15 is magnetically connected to the second magnetic plate 14, and the first magnetic device 16 is magnetically connected to the first magnetic plate 12.

[0035] Specifically, in the utility model, the first screen 13 and the second screen 22 are connected by the second magnetic device 15 and the first magnetic device 16 respectively, so as to fix the first screen 13 and the second screen 22 to prevent the first screen 13 or the second screen 22 from sliding out of the rectangular gap due to inertia during the left and right movement of the grading box 6, thereby affecting the grading of the plastic particles.

[0036] Working principle: When in use, first place the plastic particles to be classified on the top of the second screen 22 inside the grading box 6, and then start the electric slide 3 through the controller, the electric slide 3 will move the electric slider 4 left and right, thereby moving the grading box 6 left and right.

[0037] Specifically, a controller is provided on one side of the top of the workbench 1, and the controller is electrically connected to the two electric slide rails 3. It is prior art that the controller controls the electric slide rails 3 to make the electric slider 4 move left and right, and its specific circuit connection structure will not be described in detail here.

[0038] Then, during the process of the classification box 6 moving left and right, the plastic particles will be separated in the classification box 6 , wherein the largest plastic particles are located on the top of the second screen 22 , and the smallest plastic particles are located on the inner top of the classification box 6 .

[0039] Then the support plate 19 is removed. The removal of the support plate 19 will remove the block 20 from the discharge port 17. Then the staff uses a tool to pour out all the plastic particles at the bottom of the grading box 6, and then pulls out the first screen 13 through the second handle 8. After the first screen 13 is completely pulled out, the plastic particles at the top of the first screen 13 will fall to the bottom of the grading box 6, and the plastic particles here will be taken out according to the method of the smallest plastic particles.

[0040] After all the plastic particles are taken out, the second screen 22 is removed. After the second screen 22 is completely removed, the largest plastic particles will fall into the inner top of the grading box 6, and the plastic particles here will be taken out according to the method of the smallest plastic particles, thereby achieving separation of the plastic particles.

[0041] After long-term use, the first screen 13 and the second screen 22 need to be cleaned.

[0042] It should be noted that the first magnetic device 16 magnetically attracting the first magnetic plate 12 and the second magnetic device 15 magnetically attracting the second magnetic plate 14 are prior arts, and the specific structure and working principle of the magnetic devices will not be described in detail here.

[0043] Although the 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 vibrating screen for grading plastic particles, comprising a workbench (1), characterized in that: A through slot (2) is provided on the top of the workbench (1); an electric slide rail (3) is provided on the top of the workbench (1) and on the sides of the front and rear ends of the through slot (2); an electric slider (4) is slidably connected to the surface of the electric slide rail (3); a connecting plate (5) is provided on the top of the front or back sides of the two electric sliders (4); the other ends of the two connecting plates (5) are connected to the front and back sides of a grading box (6); and the grading box (6) is located at the through slot (2); Two rectangular notches are provided at the top of one side of the grading box (6); two sliding guide rails (9) are provided on both sides of the grading box (6) in a vertical direction; the two sliding guide rails (9) on the same side are respectively in the same horizontal plane with one side of different rectangular notches; a sliding inner cavity (10) is provided on the inner side of the sliding guide rail (9); a sliding rod (11) is slidably connected to the sliding inner cavity (10); a first screen (13) and a second screen (22) are respectively provided between the two sliding rods (11) in the same horizontal plane; a second handle (8) is provided on the front of the first screen (13); and a first handle (7) is provided on the front of the second screen (22); A discharge port (17) is provided at the bottom of one side of the grading box (6), a card slot (18) is provided around the surface of the opening of the discharge port (17), a card block (21) is connected to the card slot (18) in a card-engaging manner, and a support plate (19) is provided on the front of the card block (21).

2. A vibrating screen for classifying plastic particles according to claim 1, characterized in that: A blocking block (20) is provided at the center of the back side of the support plate (19), and the blocking block (20) is located inside the discharge port (17).

3. A vibrating screen for classifying plastic particles according to claim 2, characterized in that: The length and width of the blocking block (20) are the same as the length and width of the discharge port (17).

4. A vibrating screen for classifying plastic particles according to claim 1, characterized in that: A second magnetic attraction plate (14) is arranged on the back side of the first screen (13).

5. A vibrating screen for classifying plastic particles according to claim 1, characterized in that: A first magnetic attraction plate (12) is arranged on the back side of the second screen (22).

6. A vibrating screen for classifying plastic particles according to any one of claims 1, 4 and 5, characterized in that: A first magnetic attraction device (16) and a second magnetic attraction device (15) are respectively arranged on the other side surface of the interior of the grading box (6) and at positions corresponding to the two rectangular notches; the second magnetic attraction device (15) is magnetically connected to a second magnetic attraction plate (14); and the first magnetic attraction device (16) is magnetically connected to the first magnetic attraction plate (12).

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