Pre-drying device for online addition of color master batches

Abstract

The utility model relates to the technical field of color master batch processing, in particular to a pre-drying device for online addition of color master batches. According to the technical scheme, the device comprises a material box, a feeding port is formed in the top face of the material box, a feeding hopper is arranged on the top face of the feeding port, a material guiding plate is arranged on the top face in the material box, a U-shaped frame is arranged on the top face of the material box, a motor is arranged on the top face of the U-shaped frame, and a rotating shaft is arranged at the output end of the motor; a first gear ring disc is arranged on the outer ring of the top end of the rotating shaft, a sleeve shaft is rotationally arranged on the outer ring of the upper end of the rotating shaft, a second gear ring disc is arranged on the outer ring of the top end of the sleeve shaft, and two gears are arranged between the first gear ring disc and the second gear ring disc in an engaged mode. By arranging the feeding hopper to the supporting frame, color master batches can be conveniently and rapidly dispersed, the stirring uniformity of the color master batches can be guaranteed, meanwhile, the color master batches can be dried by arranging the air conveying pipe to the connecting pipe, the drying uniformity is guaranteed, and the discharging opening is prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of masterbatch processing, in particular to a pre-drying device for online addition of masterbatch. Background Technique

[0002] Masterbatch is a concentrated color material used in plastic processing, usually composed of pigments, resins and other additives. They are mixed with plastic substrates through processes such as extrusion or injection molding to achieve the required colors and properties. Online addition of masterbatch means directly adding masterbatch to molten plastic during the plastic processing process. This method can improve color uniformity and production efficiency, while reducing color conversion time and waste. In order to ensure the best coloring effect during plastic processing, the masterbatch needs to be pre-dried. However, the pre-drying devices in the prior art cannot guarantee the uniformity and drying degree of the masterbatch, and may block the feeding port during the addition process. Therefore, a pre-drying device for online addition of masterbatch needs to be proposed. Content of the Utility Model

[0003] The purpose of the utility model is to propose a pre-drying device for online addition of masterbatch aiming at the problems existing in the background technique.

[0004] The technical solution of the utility model: A pre-drying device for online addition of masterbatch includes a material box. The top surface of the material box is provided with a feeding port, and the top surface of the feeding port is provided with a feeding hopper. The inner top surface of the material box is provided with a guiding plate. The top surface of the material box is provided with a U-shaped frame, and the top surface of the U-shaped frame is provided with a motor. The output end of the motor is provided with a rotating shaft. The outer circle of the top end of the rotating shaft is provided with a first toothed ring plate. The outer circle of the upper end of the rotating shaft is rotatably provided with a sleeve shaft. The outer circle of the top end of the sleeve shaft is provided with a second toothed ring plate. Two gears are meshed between the first toothed ring plate and the second toothed ring plate. The outer circle of the bottom end of the sleeve shaft is provided with a material scattering plate. The outer circle of the middle part of the rotating shaft is provided with a plurality of stirring paddles. The outer circle of the bottom end of the rotating shaft is provided with a conveying blade. The outer circle of the bottom end of the rotating shaft is provided with a support frame, and the outer circle of the support frame is rotatably connected to the inner circle of the bottom end of the material box. The inside of the material box is provided with an air delivery pipe, and the air delivery pipe is provided with a plurality of air jet ports. One side of the air delivery pipe is provided with a connecting pipe.

[0005] Preferably, a hopper cover is sleeved outside the top end of the feeding hopper.

[0006] Preferably, the guiding plate is located directly below the feeding port, the guiding plate is inclined, and the left end of the guiding plate is located above the material scattering plate.

[0007] Preferably, the bottom end of the sleeve shaft penetrates and extends into the inside of the material box and is rotatably connected to the material box.

[0008] Preferably, two support plates are provided on the top surface of the material box. Rotating rods are rotatably provided on one side of the two support plates close to each other. The outer circles of one ends of the two rotating rods close to each other are fixedly connected to the inner circles of two gears respectively.

[0009] Preferably, the material spreading plate is umbrella-shaped, and a plurality of material spreading grooves are provided on the top surface of the material spreading plate.

[0010] Preferably, self-heating electric heating wires are provided on the stirring paddles.

[0011] Preferably, the conveying blades are arranged in a frustum shape, the bottom end of the material box is arranged in a frustum shape, and the conveying blades are not in contact with the inner part of the bottom end of the material box.

[0012] Preferably, the support frame includes a fixed inner ring. The inner circle of the fixed inner ring is fixedly connected to the outer circle of the bottom end of the rotating shaft. A plurality of connecting rods are provided on the outer circle of the fixed inner ring. The outside of the connecting rods is provided with the same fixed outer ring. A T-shaped ring groove is provided on the outer circle of the fixed outer ring. A T-shaped ring strip is provided in the inner circle of the bottom end of the material box. The T-shaped ring strip is rotatably connected to the T-shaped ring groove.

[0013] Preferably, a blanking pipe is provided at the bottom end of the material box, and an electronic valve is provided at the top end of the blanking pipe.

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

[0015] By arranging the feed hopper to the support frame, the utility model can not only facilitate the rapid dispersion of the color masterbatch, but also ensure the uniformity of the stirring of the color masterbatch. At the same time, by arranging the air delivery pipe to the connecting pipe, the color masterbatch can be dried, ensuring the uniformity of drying and preventing the blockage of the blanking port. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of the utility model;

[0017] Figure 2 is the sectional structural schematic diagram of the utility model;

[0018] Figure 3 is the internal structural schematic diagram of the material box in the utility model;

[0019] <s Figure 4 is Figure 3 the bottom view of

[0020] Figure 5 is the structural schematic diagram of the air delivery pipe in the utility model.

[0021] Reference numerals: 1, material box; 2, feed hopper; 3, material guide plate; 4, U-shaped frame; 5, motor; 6, rotating shaft; 7, first toothed ring disc; 8, sleeve shaft; 9, second toothed ring disc; 10, gear; 11, material scattering plate; 12, stirring paddle; 13, conveying blade; 14, support frame; 1401, fixed inner ring; 1402, connecting rod; 1403, fixed outer ring; 1404, T-shaped ring strip; 15, gas pipeline; 16, jet port; 17, connecting pipe; 18, hopper cover; 19, support plate; 20, rotating rod; 21, material scattering groove; 22, blanking pipe; 23, solenoid valve. Detailed implementation manners

[0022] The technical solution of the present utility model will be further described below in conjunction with the attached drawings and specific embodiments. Embodiment

[0023] As Figures 1 to 5 shown, the pre-drying device for online addition of color masterbatch proposed by the present utility model includes a material box 1. A feed inlet is provided on the top surface of the material box 1. A feed hopper 2 is provided on the top surface of the feed inlet. The top surface of the material box 1 is fixedly connected to the bottom end of the feed hopper 2. A hopper cover 18 is sleeved outside the top end of the feed hopper 2. By providing the hopper cover 18, it is convenient to prevent dust from falling into the material box 1 from the feed hopper 2. A material guide plate 3 is provided on the inner top surface of the material box 1. The inner top end of the material box 1 is fixedly connected to the top end of the material guide plate 3. The material guide plate 3 is located directly below the feed inlet, which is convenient for guiding the color masterbatch entering from the feed inlet to a suitable position. The material guide plate 3 is inclined, which is convenient for guiding the color masterbatch. The left end of the material guide plate 3 is located above the material scattering plate 11, which is convenient for guiding the color masterbatch to the top surface of the material scattering plate 11 through the material guide plate 3 for dispersion treatment. A U-shaped frame 4 is provided on the top surface of the material box 1. The top surface of the material box 1 is fixedly connected to the bottom surface of the U-shaped frame 4. A motor 5 is provided on the top surface of the U-shaped frame 4. The top surface of the U-shaped frame 4 is fixedly connected to the bottom surface of the motor 5;

[0024] The output end of the motor 5 is provided with a rotating shaft 6. The output end of the motor 5 is fixedly connected to the top end of the rotating shaft 6. An outer ring of the top end of the rotating shaft 6 is provided with a first toothed ring plate 7. The outer ring of the top end of the rotating shaft 6 is fixedly connected to the inner ring of the first toothed ring plate 7. An upper outer ring of the rotating shaft 6 is rotatably provided with a sleeve shaft 8. The bottom end of the sleeve shaft 8 extends through and into the interior of the material box 1 and is rotatably connected to the material box 1. An outer ring of the top end of the sleeve shaft 8 is provided with a second toothed ring plate 9. The outer ring of the sleeve shaft 8 is fixedly connected to the inner ring of the second toothed ring plate 9. Two gears 10 are meshed between the first toothed ring plate 7 and the second toothed ring plate 9. By providing the gears 10, the first toothed ring plate 7 and the second toothed ring plate 9 are rotated in opposite directions. The top surface of the material box 1 is provided with two support plates 19. The top surface of the material box 1 is fixedly connected to the bottom surface of the support plates 19. One side of the two support plates 19 close to each other is rotatably provided with a rotating rod 20. An outer ring of one end of the two rotating rods 20 close to each other is respectively fixedly connected to the inner ring of the two gears 10. By providing the support plates 19 and the rotating rods 20, it is convenient to support and fix the gears 10;

[0025] An outer ring of the bottom end of the sleeve shaft 8 is provided with a material dispersing plate 11. The outer ring of the bottom end of the sleeve shaft 8 is fixedly connected to the inner ring of the material dispersing plate 11. The material dispersing plate 11 is in an umbrella shape. A plurality of material dispersing grooves 21 are formed in the top surface of the material dispersing plate 11. By providing the material dispersing grooves 21, it is convenient to disperse the color masterbatch falling on the top surface of the material dispersing plate 11, prevent adhesion, and can also stir the color masterbatch of different colors evenly. An outer ring of the middle part of the rotating shaft 6 is provided with a plurality of stirring paddles 12. The rotating shaft 6 is fixedly connected to the stirring paddles 12. A self-heating electric heating wire is provided on the stirring paddles 12. By providing the stirring paddles 12, not only can the color masterbatch be stirred evenly, but also the color masterbatch can be heated evenly to facilitate the heating and drying process and improve the uniformity of drying. An outer ring of the bottom end of the rotating shaft 6 is provided with a conveying blade 13. The outer ring of the rotating shaft 6 is fixedly connected to the inner ring of the conveying blade 13. The conveying blade 13 is arranged in a frustum shape. The bottom end of the material box 1 is arranged in a frustum shape. The conveying blade 13 is not in contact with the inner part of the bottom end of the material box 1. By providing the conveying blade 13, the color masterbatch can be orderly conveyed to the discharge port to prevent the discharge port from being blocked;

[0026] A support frame 14 is provided on the outer ring at the bottom end of the rotating shaft 6. The outer ring at the bottom end of the rotating shaft 6 is fixedly connected to the inner ring of the support frame 14. The outer ring of the support frame 14 is rotatably connected to the inner ring at the bottom end of the material box 1. The support frame 14 includes a fixed inner ring 1401. The inner ring of the fixed inner ring 1401 is fixedly connected to the outer ring at the bottom end of the rotating shaft 6. A plurality of connecting rods 1402 are provided on the outer ring of the fixed inner ring 1401. The outer ring of the fixed inner ring 1401 is fixedly connected to the connecting rods 1402. The same fixed outer ring 1403 is provided outside the connecting rods 1402. The outer sides of the connecting rods 1402 are fixedly connected to the fixed outer ring 1403. A T-shaped ring strip 1404 is provided on the outer ring of the fixed outer ring 1403. The outer ring of the fixed outer ring 1403 is fixedly connected to the inner ring of the T-shaped ring strip 1404. A T-shaped ring groove is formed in the inner ring at the bottom end of the material box 1. The T-shaped ring strip 1404 is rotatably connected to the T-shaped ring groove. The T-shaped ring groove guides and limits the T-shaped ring strip 1404, thereby guiding and limiting the whole support frame 14, and further supporting the bottom end of the rotating shaft 6.

[0027] An air delivery pipe 15 is provided inside the material box 1. The air delivery pipe 15 is fixedly installed on the inner wall of the material box 1. A plurality of air jet nozzles 16 are provided on the air delivery pipe 15. The air delivery pipe 15 is fixedly connected and communicated with the air jet nozzles 16. A connecting pipe 17 is provided on one side of the air delivery pipe 15. The air delivery pipe 15 is fixedly connected to the connecting pipe 17. The connecting pipe 17 is connected to an external air pump to supply gas to the air delivery pipe 15, so that the color masterbatch can be blown and dried through the air jet nozzles 16. A blanking pipe 22 is provided at the bottom end of the material box 1. An electronic valve 23 is provided at the top end of the blanking pipe 22. The blanking of the color masterbatch can be controlled by providing the blanking pipe 22 and the electronic valve 23.

[0028] In this embodiment, when using this device, first, the color masterbatch is put into the material box 1 through the feeding hopper 2. The color masterbatch will be guided to the upper part of the material scattering plate 11 through the guiding of the guiding plate 3. Then, the motor 5 is operated. The output end of the motor 5 drives the rotating shaft 6 to rotate. The rotation of the rotating shaft 6 can drive the first toothed ring disc 7 to rotate. The rotation of the first toothed ring disc 7 can drive the gear 10 to rotate. The rotation of the gear 10 can drive the second toothed ring disc 9 to rotate. The rotation of the second toothed ring disc 9 can drive the sleeve shaft 8 and the rotating shaft 6 to move in opposite directions, so that the rotation direction of the material scattering plate 11 is opposite to the rotation directions of the stirring paddle 12 and the conveying blade 13. First, the color masterbatch is dispersed by the material scattering plate 11 to prevent the color masterbatch from sticking. Then, the color masterbatch is reversely stirred by the stirring paddle 12, so that the color masterbatch can contact the gas ejected from the air jet nozzles 16 inside the material box 1. And the self-heating electric heating wire provided on the stirring paddle 12 can appropriately heat the color masterbatch, thereby accelerating the drying process. After the drying is completed, the color masterbatch can be conveyed to the blanking port through the conveying blade 13, and then the electronic valve 23 is used to control the blanking pipe 22 to discharge the material.

[0029] The above specific embodiments are only a preferred embodiment of the present utility model. Based on the technical solution of the present utility model and the relevant inspirations of the above embodiments, those skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

Claims

1. A pre-drying device for adding masterbatch online, comprising a material box (1), characterized in that: The top surface of the material box (1) is provided with a feed port, the top surface of the feed port is provided with a feed hopper (2), the inner top surface of the material box (1) is provided with a material guide plate (3), the top surface of the material box (1) is provided with a U-shaped frame (4), the top surface of the U-shaped frame (4) is provided with a motor (5), the output end of the motor (5) is provided with a rotating shaft (6), the top outer ring of the rotating shaft (6) is provided with a gear ring disk (7), the upper end outer ring of the rotating shaft (6) is rotatably provided with a sleeve shaft (8), the top outer ring of the sleeve shaft (8) is provided with a gear ring disk (9), the gear ring disk (7) and the gear ring disk (9) are connected. Two gears (10) are meshed with each other, a bulk material tray (11) is provided on the outer ring of the bottom end of the sleeve shaft (8), a plurality of stirring paddles (12) are provided on the outer ring of the middle end of the rotating shaft (6), a conveying blade (13) is provided on the outer ring of the bottom end of the rotating shaft (6), a support frame (14) is provided on the outer ring of the bottom end of the rotating shaft (6), the outer ring of the support frame (14) is rotatably connected to the inner ring of the bottom end of the material box (1), an air pipe (15) is provided inside the material box (1), a plurality of air jets (16) are provided on the air pipe (15), and a connecting pipe (17) is provided on one side of the air pipe (15).

2. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: The top end of the feed hopper (2) is externally sleeved with a hopper cover (18).

3. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: The material guide plate (3) is located directly below the material feed port, the material guide plate (3) is arranged at an angle, and the left end of the material guide plate (3) is located above the bulk material tray (11).

4. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: The bottom end of the sleeve shaft (8) extends through the interior of the material box (1) and is rotatably connected to the material box (1).

5. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: Two support plates (19) are provided on the top surface of the material box (1), and rotating rods (20) are rotatably provided on the sides of the two support plates (19) close to each other. The outer rings of the ends of the two rotating rods (20) close to each other are fixedly connected to the inner rings of the two gears (10).

6. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: The bulk material tray (11) is umbrella-shaped, and a plurality of bulk material slots (21) are provided on the top surface of the bulk material tray (11).

7. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: The stirring paddle (12) is provided with a self-heating electric heating wire.

8. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: The conveying blade (13) is arranged in a truncated cone shape, the bottom end of the material box (1) is arranged in a truncated cone shape, and the conveying blade (13) is not in contact with the inside of the bottom end of the material box (1).

9. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: The support frame (14) includes a fixed inner ring (1401), the inner ring of the fixed inner ring (1401) is fixedly connected to the outer ring of the bottom end of the rotating shaft (6), the outer ring of the fixed inner ring (1401) is provided with a plurality of connecting rods (1402), the outside of the connecting rods (1402) is provided with a same fixed outer ring (1403), the outer ring of the fixed outer ring (1403) is provided with a T-shaped ring strip (1404), the bottom inner ring of the material box (1) is provided with a T-shaped ring groove, and the T-shaped ring strip (1404) is rotatably connected to the T-shaped ring groove.

10. The pre-drying device for online addition of masterbatch according to claim 1, characterized in that: A feeding pipe (22) is provided at the bottom end of the material box (1), and an electronic valve (23) is provided at the top end of the feeding pipe (22).

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