Plastic particle mixing and proportioning device

Abstract

The utility model provides a plastic particle mixing and proportioning device which comprises a mixing tank, batching mechanisms are symmetrically and fixedly arranged on the two sides of the top of the mixing tank, each batching mechanism comprises a batching barrel, the batching barrels are fixedly arranged on the two sides of the top of the mixing tank, and lifting adjustment can be conducted on a lifting plate through a hand wheel and an adjusting screw. The bottom space of the lifting plate can be conveniently adjusted according to two pairs of carbon black color master batches and processing aids, stirring mechanisms such as a servo motor and a stirring paddle drive a poke rod to extrude a baffle, so that the baffle is separated from a lower discharge port, sheath materials can be conveniently dispersed and added into the mixing tank through an arc-shaped cover and a conical cover, and the mixing efficiency is improved. The mixing and proportioning efficiency of polyethylene and carbon black color master batches or processing aids is improved, so that the processing efficiency of the cable sheath is improved, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of cable sheath processing, in particular to a plastic particle mixing and proportioning device. Background Art

[0002] The cable sheath is the outermost insulating layer of the cable. It's primarily made from materials like polyvinyl chloride (PVC) or polyethylene (PE). Before processing, carbon black masterbatch and other processing aids must be added to the sheath material in a specific ratio.

[0003] In the prior art, a mixing and proportioning device is used to mix the sheathing material, carbon black masterbatch and additives, such as a stirring device. A plurality of materials are mixed by the stirring device. The existing stirring device usually uses a motor to drive the stirring shaft and blades to rotate. When mixing the cable sheathing material, the sheathing material, carbon black masterbatch and processing additives are placed inside the stirring device at the same time, which reduces the mixing and proportioning efficiency of the cable sheathing material and has low practicality.

[0004] To this end, the utility model provides a plastic particle mixing and proportioning device. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide a plastic particle mixing and proportioning device to solve the problems raised in the above-mentioned background technology. The present invention can place a certain amount of carbon black masterbatch or processing aid according to needs through the provided dispensing barrel, and squeeze the baffle through the stirring mechanism and the toggle rod, so as to facilitate the dispersion and addition of sheath material into the interior of the mixing tank, thereby improving the mixing and proportioning efficiency of polyethylene and the like with carbon black masterbatch or processing aid, and has high practicality.

[0006] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a plastic particle mixing and proportioning device, comprising a mixing tank, wherein a dosing mechanism is symmetrically fixedly arranged on both sides of the top of the mixing tank, the dosing mechanism includes a dosing barrel, the dosing barrel is fixedly arranged on both sides of the top of the mixing tank, a lifting plate is provided inside the dosing barrel through an adjusting screw, a sliding tube is fixedly provided at the center position of the lifting plate, and a discharge mechanism is provided at the bottom of the dosing barrel, the discharge mechanism includes a lower discharge port and a baffle, the baffle is movably installed at the bottom of the lower discharge port through a shaft rod and a torsion spring, the mixing mechanism is provided inside the mixing tank, the mixing mechanism includes an arc cover, a conical cover and a stirring mechanism, the stirring mechanism includes a stirring paddle, the conical cover is fixedly arranged on the outside of the top end of the stirring paddle, and a toggle rod is symmetrically fixedly arranged on both sides of the top end of the stirring paddle, and the toggle rod and the baffle are arranged in the same horizontal plane.

[0007] Furthermore, the lower discharge port is fixedly arranged at the center position of the bottom end of the dispensing barrel, the shaft is fixedly arranged on the top of one end of the baffle, and the baffle is in close contact with the bottom end of the lower discharge port.

[0008] Furthermore, one end of the shaft is rotatably mounted inside the inner top wall of the mixing tank, and the torsion spring is mounted between the shaft and the mixing tank.

[0009] Furthermore, the adjusting screw is rotatably arranged on one side of the interior of the dispensing barrel, a handwheel is fixedly arranged on the top end of the adjusting screw, and one end of the lifting plate is screwed onto the outside of the adjusting screw through a screw hole inside the lifting plate.

[0010] Furthermore, a fixed tube is fixedly provided at the center position of the top of the dispensing barrel, the top of the sliding tube is movably provided inside the fixed tube, a scale is fixedly provided on the top of the other end of the lifting plate, and the top of the scale is slidably provided inside the top of the dispensing barrel.

[0011] Furthermore, the stirring mechanism also includes a servo motor, which is fixedly arranged at the inner center position of the bottom end of the mixing tank, and the bottom end of the stirring paddle is fixedly connected to the output shaft of the servo motor.

[0012] Furthermore, the arc cover is fixedly arranged on the top of the inner side of the mixing tank, the top end of the stirring paddle is movably arranged inside the arc cover, the conical cover is arranged below the arc cover, and a through hole is opened inside the inner wall of the conical cover.

[0013] Furthermore, cross bars are symmetrically fixed on both sides of the bottom end of the stirring paddle, a scraper is fixed on the top of one end of the cross bar, the cross bar is in contact with the inner bottom wall of the mixing tank, the scraper is in contact with the side wall of the mixing tank, and the top side and the bottom side of the mixing tank are respectively fixed with a feed port and a discharge port.

[0014] The beneficial effects of the utility model are as follows: the utility model is a plastic particle mixing and proportioning device that can lift and lower the lifting plate through a hand wheel and an adjusting screw, which is convenient for adjusting the bottom space of the two pairs of lifting plates according to the carbon black masterbatch and the processing aid. The stirring mechanism such as the servo motor and the stirring paddle drives the toggle rod to squeeze the baffle, so that the baffle is separated from the lower discharge port, which is convenient for dispersing and adding sheath materials to the interior of the mixing tank through the arc cover and the conical cover, thereby improving the mixing and proportioning efficiency of polyethylene and the like with the carbon black masterbatch or the processing aid, thereby improving the processing efficiency of the cable sheath, and having high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural diagram of a plastic particle mixing and proportioning device of the utility model;

[0016] Figure 2 This is a front cross-sectional view of a plastic particle mixing and proportioning device according to the present invention;

[0017] Figure 3 The utility model is a plastic particle mixing and proportioning device Figure 2 Enlarged view of point A in the middle;

[0018] Figure 4 This is a cross-sectional view of a batching barrel of a plastic granule mixing and proportioning device according to the present invention;

[0019] In the figure: 1. Mixing tank; 2. Dosing mechanism; 3. Feed port; 4. Discharge port; 5. Dosing barrel; 6. Adjusting screw; 7. Lifting plate; 8. Scale; 9. Sliding tube; 10. Fixed tube; 11. Toggle lever; 12. Baffle; 13. Arc cover; 14. Conical cover; 15. Servo motor; 16. Agitator paddle; 17. Cross bar; 18. Scraper; 19. Lower discharge port; 20. Shaft. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: a plastic granule mixing and proportioning device, comprising a mixing tank 1, a dosing mechanism 2 is symmetrically fixedly arranged on both sides of the top of the mixing tank 1, the dosing mechanism 2 includes a dosing barrel 5, the dosing barrel 5 is fixedly arranged on both sides of the top of the mixing tank 1, a lifting plate 7 is provided inside the dosing barrel 5 through an adjusting screw 6, a sliding pipe 9 is fixedly provided at the center position of the lifting plate 7, a discharging mechanism is provided at the bottom of the dosing barrel 5, the discharging mechanism includes a lower discharge port 19 and a baffle 12, the baffle 12 is movably installed at the bottom of the lower discharge port 19 through a shaft 20 and a torsion spring, the mixing mechanism is provided inside the mixing tank 1, and the mixing mechanism includes an arc cover 13, a conical cover 14, and a bottom end cap 15. The cover 14 and the stirring mechanism include a stirring paddle 16, the conical cover 14 is fixedly arranged on the outside of the top of the stirring paddle 16, and the toggle rods 11 are symmetrically fixed on both sides of the top of the stirring paddle 16. The toggle rods 11 and the baffle 12 are arranged in the same horizontal plane. By adjusting the lifting and lowering of the lifting plate 7 by the adjusting screw 6, the size of the space at the bottom of the lifting plate 7 can be adjusted, which is convenient for adding a certain amount of carbon black masterbatch or processing aid to the inside of the material barrel 5. The toggle rod 11 is driven by the stirring paddle 16 to squeeze the baffle 12, so that the carbon black masterbatch or processing aid inside the material barrel 5 is quantitatively discharged downward, which is convenient for subsequent mixing with the sheath material, and can improve the mixing ratio efficiency of the sheath material.

[0022] In this embodiment, the lower discharge port 19 is fixedly arranged at the center position of the bottom end of the dispensing barrel 5, and the shaft rod 20 is fixedly arranged on the top of one end of the baffle 12. The baffle 12 is in contact with the bottom end of the lower discharge port 19. One end of the shaft rod 20 is rotatably installed inside the inner top wall of the mixing tank 1. The torsion spring is installed between the shaft rod 20 and the mixing tank 1. After the baffle 12 is separated from the toggle rod 11, it rotates in the opposite direction and resets under the action of the shaft rod 20 and the torsion spring, which facilitates the closing of the lower discharge port 19 and the uniform addition of carbon black masterbatch or processing aids to the sheath material.

[0023] In this embodiment, the adjusting screw 6 is rotatably set on one side of the interior of the dosing barrel 5, and a handwheel is fixedly set on the top of the adjusting screw 6. One end of the lifting plate 7 is screwed to the outside of the adjusting screw 6 through the screw hole inside it. A fixed tube 10 is fixed at the center position of the top of the dosing barrel 5, and the top of the sliding tube 9 is movably set inside the fixed tube 10. A scale 8 is fixed on the top of the other end of the lifting plate 7, and the top of the scale 8 is slidably set inside the top of the dosing barrel 5. The adjusting screw 6 can be rotated by the handwheel, which facilitates the lifting and lowering adjustment of the lifting plate 7 by the adjusting screw 6. The corresponding carbon black masterbatch or processing aid can be added to the inside of the dosing barrel 5 according to the dosing ratio, and the height of the lifting plate 7 can be determined by the set scale 8.

[0024] In this embodiment, the stirring mechanism also includes a servo motor 15, which is fixedly arranged at the inner center position of the bottom end of the mixing tank 1, and the bottom end of the stirring paddle 16 is fixedly connected to the output shaft of the servo motor 15. The arc cover 13 is fixedly arranged on the top of the inner side of the mixing tank 1, and the top end of the stirring paddle 16 is movably arranged inside the arc cover 13. The conical cover 14 is arranged below the arc cover 13, and a through hole is opened inside the inner wall of the conical cover 14. The two sides of the bottom end of the stirring paddle 16 are symmetrically fixed with cross bars 17, and the top of one end of the cross bar 17 is fixed with a scraper. 18, the cross bar 17 is in contact with the inner bottom wall of the mixing tank 1, the scraper 18 is in contact with the side wall of the mixing tank 1, and the top side and the bottom side of the mixing tank 1 are respectively fixed with a feed port 3 and a discharge port 4, and the servo motor 15 drives the stirring paddle 16 to rotate inside the mixing tank 1, which is convenient for mixing and stirring the sheath material, and the arc cover 13 is capable of preliminarily mixing the carbon black masterbatch and the processing aid, and dispersing the carbon black masterbatch and the processing aid through the conical cover 14, which is convenient for evenly adding the carbon black masterbatch and the processing aid to the sheath material. The cross bar 17 and the scraper 18 are convenient for discharging.

[0025] When using the plastic particle mixing and proportioning device, a fixed amount of polyethylene particles is added to the interior of the mixing tank 1 through the feed port 3. According to the amount of carbon black masterbatch and processing aids required for the fixed amount of polyethylene particles, the hand wheel and the adjusting screw 6 are turned. The adjusting screw 6 drives the lifting plate 7 to lift and slide inside the mixing barrel 5. The lifting plate 7 drives the scale 8 to move. According to the height of the lifting plate 7 determined by the scale 8, the size of the bottom space of the lifting plate 7 is adjusted. Carbon black masterbatch and processing aids are added to the interior of the mixing barrel 5 through the fixed tube 10 and the sliding tube 9. At this time, the baffle 12 is blocked below the lower discharge port 19 under the action of the shaft 20 and the torsion spring, and the servo motor 15 is started. The servo motor 15 drives the stirring paddle 16 to mix. The interior of the tank 1 rotates and stirs the polyethylene particles, and the stirring paddle 16 simultaneously drives the toggle rod 11 to squeeze one end of the baffle 12, so that the baffle 12 is separated from the lower discharge port 19, and the carbon black masterbatch and processing aids are discharged into the interior of the arc cover 13 through the lower discharge port 19, and are preliminarily mixed inside the arc cover 13, and then fall on the surface of the conical cover 14. Under the action of the conical cover 14, they are dispersed and discharged into the polyethylene particles, thereby improving the mixing ratio efficiency of the polyethylene particles and the like with the carbon black masterbatch or processing aids, thereby improving the processing efficiency of the cable sheath, and having high practicality; after the ingredients are completed, the stirring paddle 16 drives the cross bar 17 and the scraper 18 to rotate, and discharges the sheath material and the like through the discharge port 4.

[0026] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A plastic granule mixing and proportioning device, comprising a mixing tank (1), characterized in that: The mixing tank (1) is symmetrically and fixedly provided with a dispensing mechanism (2) on both sides of the top thereof. The dispensing mechanism (2) comprises a dispensing barrel (5). The dispensing barrel (5) is fixedly provided on both sides of the top thereof. A lifting plate (7) is provided inside the dispensing barrel (5) via an adjusting screw (6). A sliding pipe (9) is fixedly provided through the center of the lifting plate (7). A dispensing mechanism is provided at the bottom of the dispensing barrel (5). The dispensing mechanism comprises a lower discharge port (19) and a baffle (12). The baffle (12) is provided at the bottom thereof. 2) The mixing tank (1) is movably mounted at the bottom of the lower discharge port (19) through a shaft (20) and a torsion spring. A mixing mechanism is provided inside the mixing tank (1). The mixing mechanism includes an arc cover (13), a conical cover (14) and a stirring mechanism. The stirring mechanism includes a stirring paddle (16). The conical cover (14) is fixedly arranged on the outside of the top end of the stirring paddle (16). A toggle rod (11) is symmetrically fixed on both sides of the top end of the stirring paddle (16). The toggle rod (11) and the baffle (12) are arranged in the same horizontal plane.

2. A plastic particle mixing and proportioning device according to claim 1, characterized in that: The lower discharge port (19) is fixedly arranged at the center position of the bottom end of the dispensing barrel (5), and the shaft (20) is fixedly arranged on the top of one end of the baffle (12), and the baffle (12) is in close contact with the bottom end of the lower discharge port (19).

3. A plastic particle mixing and proportioning device according to claim 2, characterized in that: One end of the shaft (20) is rotatably mounted inside the inner top wall of the mixing tank (1), and the torsion spring is mounted between the shaft (20) and the mixing tank (1).

4. A plastic particle mixing and proportioning device according to claim 1, characterized in that: The adjusting screw (6) is rotatably arranged on one side of the interior of the dispensing barrel (5), a hand wheel is fixedly arranged on the top end of the adjusting screw (6), and one end of the lifting plate (7) is screwed to the outside of the adjusting screw (6) through a screw hole inside the lifting plate (7).

5. A plastic particle mixing and proportioning device according to claim 4, characterized in that: A fixed tube (10) is fixedly provided at the center position of the top end of the dispensing barrel (5), the top end of the sliding tube (9) is movably provided inside the fixed tube (10), and a scale (8) is fixedly provided at the top end of the other end of the lifting plate (7), and the top end of the scale (8) is slidably provided inside the top end of the dispensing barrel (5).

6. A plastic particle mixing and proportioning device according to claim 1, characterized in that: The stirring mechanism further comprises a servo motor (15), which is fixedly arranged at the inner center position of the bottom end of the mixing tank (1), and the bottom end of the stirring paddle (16) is fixedly connected to the output shaft of the servo motor (15).

7. A plastic particle mixing and proportioning device according to claim 6, characterized in that: The arc cover (13) is fixedly arranged at the top of the inner side of the mixing tank (1), the top end of the stirring paddle (16) is movably arranged inside the arc cover (13), the conical cover (14) is arranged below the arc cover (13), and a through hole is opened inside the inner wall of the conical cover (14).

8. A plastic particle mixing and proportioning device according to claim 7, characterized in that: Cross bars (17) are symmetrically fixedly provided on both sides of the bottom end of the stirring paddle (16), and a scraper (18) is fixedly provided on the top of one end of the cross bar (17). The cross bar (17) is in contact with the inner bottom wall of the mixing tank (1), and the scraper (18) is in contact with the side wall of the mixing tank (1). A feed port (3) and a discharge port (4) are fixedly provided on one side of the top end and one side of the bottom end of the mixing tank (1), respectively.

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