Color mixing device for high-toughness polypropylene plastic

Abstract

The utility model relates to the technical field of plastic processing, in particular to a color mixing device for high-toughness polypropylene plastics, which comprises a box body, a material mixing mechanism and a material turning mechanism, the material mixing mechanism comprises a motor and a main shaft, the motor is fixed below the box body, and the main shaft is in power connection with an output shaft of the motor and is rotatably arranged in an inner cavity of the box body. A stirring frame is fixed to the periphery of the main shaft, the material turning mechanism comprises an adjusting sleeve, a sliding barrel and a push rod, the main shaft is fixedly sleeved with the adjusting sleeve, two vertical guide grooves are formed in the peripheral wall of the adjusting sleeve, an inclined guide groove is further formed in the peripheral wall of the adjusting sleeve, and the push rod penetrates through the sliding barrel and the lower end face of the box body in a sliding mode; a material turning plate is fixed to the end of the push rod, a sliding block is fixed to the push rod, a sliding head is arranged on the sliding block, and a spring is arranged in the sliding barrel. Therefore, the mixing efficiency and uniformity of the upper and lower layers of materials can be improved, and the materials at the bottom can be quickly and fully dried.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic processing and relates to a color mixing device for high-toughness polypropylene plastic. Background Art

[0002] The plastic color mixing device uses the high-speed vortex-type rotation of the material-dispensing blades to make the plastic particles (or resin powder) roll, collide, rub and heat at high speed, so that the material can be mixed with the masterbatch, additives, etc., and the water can be quickly evaporated from the exhaust pipe to achieve the purpose of drying. The masterbatch is a high-performance and high-concentration color resin coloring mixture made of a large amount of pigments or dyes of one or more components and carrier resins, etc., through strict processing and dispersion technology. Advanced injection masterbatch is used for cosmetic jars, food storage jars, pet product jars, toys, electrical appliance shells and other advanced products.

[0003] Chinese utility model patent, application number CN202220850132.3 discloses a vertical modified polypropylene plastic color mixer, including a box body, a mixing mechanism is arranged in the inner cavity of the box body, fixed boxes are symmetrically arranged on both sides of the box body, multiple groups of heat-conducting rods are arranged in the inner cavity of the fixed box, heating plates are arranged between the tops of the multiple groups of heat-conducting rods, electric heating wires are wound around the outer circumference of the heat-conducting rods, and wires are connected between each group of the electric heating wires. A cover plate is hinged on the top of the box body, and an installation component is arranged on the lower side of the cover plate.

[0004] The conventional color mixers on the market are generally similar to the above-mentioned prior art. The material-dispensing blades of the conventional color mixers only rotate back and forth in the circumferential direction, which not only makes the mixing efficiency of the upper and lower layers of materials low and the mixing uneven, but also makes the materials at the bottom unable to be quickly and fully dried. Utility Model Content

[0005] The utility model aims to solve the above problems in the prior art and proposes a color mixing device for high-toughness polypropylene plastic.

[0006] The purpose of the utility model can be achieved through the following technical solutions: a color mixing device for high-toughness polypropylene plastic, including a box body, a cover plate hinged on the top of the box body, a plurality of legs for supporting the box body fixed circumferentially at the bottom of the box body, a discharge port is provided at the bottom of the box body, a discharge drawer plate for opening or closing the discharge port is provided on the discharge port, and also includes a mixing mechanism and a turning mechanism, the mixing mechanism includes a motor and a main shaft, the motor is fixed below the box body, the main shaft is connected to the output shaft of the motor and is rotatably arranged in the inner cavity of the box body, a stirring frame is fixed on the outer periphery of the main shaft, the turning mechanism includes an adjusting sleeve, a sliding cylinder and a push rod, The adjusting sleeve is sleeved and fixed outside the main shaft, and two symmetrical and vertically arranged vertical guide grooves are provided on the outer peripheral wall of the adjusting sleeve. The outer peripheral wall of the adjusting sleeve is also provided with an inclined guide groove which is inclined. The two ends of the inclined guide groove are respectively connected to the upper end and the lower end of the two vertical guide grooves. The slide cylinder is fixed on the lower end surface of the box body, and the push rod is slidably passed through the slide cylinder and the lower end surface of the box body and one end thereof extends into the inner cavity of the box body. A turning plate is fixed on the end of the push rod extending into the inner cavity of the box body, and a sliding block is fixed on the push rod. The sliding block has a sliding head which is inserted into the vertical guide groove and the inclined guide groove and can slide along the two. A spring sleeved outside the push rod is provided in the slide cylinder, and the upper and lower ends of the spring are respectively in contact with the sliding block and the slide cylinder.

[0007] Preferably, the material turning mechanism has two and is symmetrically arranged on both sides of the main shaft.

[0008] Preferably, the box body is provided with an auxiliary baking mechanism, which includes a fixed box fixedly connected to the outer wall of the box body, a plurality of groups of heat-conducting rods penetrating the box body are arranged in the inner cavity of the fixed box, a heating plate located in the box body is arranged on the top of the plurality of groups of heat-conducting rods, an electric heating wire is wound around the outer circumference of the heat-conducting rods, and a wire is connected between each group of the electric heating wires.

[0009] Preferably, the top of the box is connected to an exhaust pipe, and a solenoid valve is installed on the exhaust pipe.

[0010] Preferably, universal wheels are installed at the bottom of the support legs.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] 1. This color mixing device makes the plastic materials in the upper and lower layers mix more evenly and with higher mixing efficiency;

[0013] 2. Allow the material at the bottom to dry quickly and fully. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall sectional elevation structure of the utility model.

[0015] Figure 2 yes Figure 1 Enlarged structural diagram of the material turning mechanism at point A.

[0016] Figure 3 It is an expanded elevation view of the outer peripheral surface of the adjusting sleeve.

[0017] In the figure, 1. box body; 11. cover plate; 12. support foot; 13. discharge port; 14. discharge drawer plate; 2. mixing mechanism; 21. motor; 22. main shaft; 23. stirring frame; 3. turning mechanism; 31. adjusting sleeve; 311. vertical guide groove; 312. inclined guide groove; 32. slide cylinder; 33. push rod; 34. turning plate; 35. slider; 351. slider; 36. spring; 4. baking mechanism; 41. fixed box; 42. heat-conducting rod; 43. heating plate; 44. electric heating wire; 45. wire; 5. exhaust pipe; 51. solenoid valve; 6. universal wheel. DETAILED DESCRIPTION

[0018] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0019] like Figure 1-Figure 3 As shown, a color mixing device for high-toughness polypropylene plastic includes a box body 1, a cover plate 11 is hinged on the top of the box body 1, a plurality of legs 12 for supporting the box body 1 are fixed circumferentially at the bottom of the box body 1, a discharge port 13 is provided at the bottom of the box body 1, a discharge drawer 14 for opening or closing the discharge port 13 is provided on the discharge port 13, and a mixing mechanism 2 and a turning mechanism 3 are also included, the mixing mechanism 2 includes a motor 21 and a main shaft 22, the motor 21 is fixed below the box body 1, the main shaft 22 is connected to the output shaft of the motor 21 and is rotatably arranged in the inner cavity of the box body 1, a stirring frame 23 is fixed on the outer periphery of the main shaft 22, the turning mechanism 3 includes an adjusting sleeve 31, a slide cylinder 32 and a push rod 33, the adjusting sleeve 31 is sleeved and fixed outside the main shaft 22, Two symmetrical and vertically arranged vertical guide grooves 311 are provided on the outer peripheral wall of the adjusting sleeve 31, and an inclined guide groove 312 is also provided on the outer peripheral wall of the adjusting sleeve 31. The two ends of the inclined guide groove 312 are respectively connected to the upper end and the lower end of the two vertical guide grooves 311. The slide cylinder 32 is fixed on the lower end surface of the box body 1, and the push rod 33 is slidably penetrated on the slide cylinder 32 and the lower end surface of the box body 1 and one end thereof extends into the inner cavity of the box body 1. A flipping plate 34 is fixed on the end of the push rod 33 extending into the inner cavity of the box body 1, and a slider 35 is fixed on the push rod 33. The slider 35 has a slider 351 inserted into the vertical guide groove 311 and the inclined guide groove 312 and can slide along the two. A spring 36 is provided in the slide cylinder 32 and is sleeved outside the push rod 33. The upper and lower ends of the spring 36 are respectively abutted against the slider 35 and the slide cylinder 32.

[0020] The working principle of the utility model in actual use is: start the motor 21, at this time the main shaft 22 rotates to drive the stirring frame 23 to rotate, so as to stir and mix the materials in the inner cavity of the box body 1, and the rotation of the main shaft 22 drives the adjusting sleeve 31 to rotate at the same time, so that the slider 351 slides along the inclined guide groove 312, and the slider 35 slides along the slide tube 32 to gradually compress the spring 36, and when the slider 351 is at the bottom of the vertical guide groove 311, the spring 36 is released, and the slider 35 drives the push rod 33 to move up and push the flipping plate 34 to move up, the adjusting sleeve 31 rotates one circle and the flipping plate 34 moves up and down twice, thereby realizing the flipping operation of the material at the bottom of the box body 1.

[0021] It should be noted that it is necessary to ensure that the flipping plate 34 is staggered with the stirring frame 23 during the up and down movement. When the slider 351 is located at the lower end of the vertical guide groove 311, the flipping plate 34 is located at the lowest position in the inner cavity of the box body 1, and the stirring frame 23 is set at this time to be directly above the flipping plate 34 to ensure that the two will not collide with each other.

[0022] The material turning mechanism 3 has two and is symmetrically arranged on both sides of the main shaft 22. The two material turning mechanisms 3 can further improve the efficiency of material turning.

[0023] The box body 1 is provided with an auxiliary material drying mechanism 4, which includes a fixed box 41 fixedly connected to the outer wall of the box body 1, and a plurality of groups of heat-conducting rods 42 penetrating the box body 1 are arranged in the inner cavity of the fixed box 41, and a heating plate 43 located in the box body 1 is arranged on the top of the plurality of groups of heat-conducting rods 42, and an electric heating wire 44 is wound around the outer circumference of the heat-conducting rod 42, and a wire 45 is connected between each group of the electric heating wires 44. The main function of the auxiliary material drying mechanism 4 is to prevent the evaporated water from condensing on the inner wall of the box body 1, and to increase the evaporation speed of the water in the plastic particles.

[0024] The top of the box body 1 is connected with an exhaust pipe 5, and a solenoid valve 51 is installed on the exhaust pipe 5. The water evaporated by the material is discharged outward from the exhaust pipe 5, and the exhaust pipe 5 can also be connected to a suction device to further improve the exhaust efficiency.

[0025] The bottom of the support leg 12 is provided with a universal wheel 6. The upper box body 1 can be moved as a whole to the vicinity of a subsequent molding machine or injection molding machine through the universal wheel 6, which is more convenient for subsequent processing.

[0026] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. A color mixing device for high-toughness polypropylene plastic, comprising a box body (1), a cover plate (11) is hingedly connected to the top of the box body (1), a plurality of legs (12) are fixed circumferentially to the bottom of the box body (1) for supporting the box body (1), a discharge port (13) is provided at the bottom of the box body (1), and a discharge drawer (14) is provided on the discharge port (13) for opening or closing the discharge port (13), characterized in that: The invention also comprises a mixing mechanism (2) and a turning mechanism (3), wherein the mixing mechanism (2) comprises a motor (21) and a main shaft (22), wherein the motor (21) is fixed below the housing (1), wherein the main shaft (22) is connected to the output shaft of the motor (21) in a power manner and is rotatably arranged in the inner cavity of the housing (1), wherein a stirring frame (23) is fixed on the outer periphery of the main shaft (22), wherein the turning mechanism (3) comprises an adjusting sleeve (31), a sliding sleeve (32) and a push rod (33), wherein the adjusting sleeve (31) is sleeved and fixed outside the main shaft (22), wherein two symmetrical and vertically arranged vertical guide grooves (311) are arranged on the outer peripheral wall of the adjusting sleeve (31), and an inclined guide groove (312) is also arranged on the outer peripheral wall of the adjusting sleeve (31), The two ends of the inclined guide groove (312) are respectively connected to the upper end and the lower end of the two vertical guide grooves (311); the slide cylinder (32) is fixed on the lower end surface of the box body (1); the push rod (33) is slidably arranged on the slide cylinder (32) and the lower end surface of the box body (1) and one end thereof extends into the inner cavity of the box body (1); a turning plate (34) is fixed to the end of the push rod (33) extending into the inner cavity of the box body (1); a slider (35) is fixed to the push rod (33); the slider (35) has a slider (351) inserted into the vertical guide groove (311) and the inclined guide groove (312) and can slide along the two; a spring (36) is arranged inside the slide cylinder (32) and is sleeved outside the push rod (33); the upper and lower ends of the spring (36) are respectively in contact with the slider (35) and the slide cylinder (32).

2. A color mixing device for high-toughness polypropylene plastic according to claim 1, characterized in that: The material turning mechanism (3) has two members which are symmetrically arranged on both sides of the main shaft (22).

3. A color mixing device for high-toughness polypropylene plastic according to claim 1, characterized in that: The box body (1) is provided with an auxiliary material-baking mechanism (4), and the auxiliary material-baking mechanism (4) comprises a fixed box (41) fixedly connected to the outer wall of the box body (1), and a plurality of groups of heat-conducting rods (42) penetrating the box body (1) are arranged in the inner cavity of the fixed box (41), and heating plates (43) located in the box body (1) are arranged on the top ends of the plurality of groups of heat-conducting rods (42), and electric heating wires (44) are wound around the outer circumference of the heat-conducting rods (42), and wires (45) are connected between the groups of the electric heating wires (44).

4. A color mixing device for high-toughness polypropylene plastic according to claim 1, characterized in that: The top of the box body (1) is connected to an exhaust pipe (5), and a solenoid valve (51) is installed on the exhaust pipe (5).

5. A color mixing device for high-toughness polypropylene plastic according to claim 1, characterized in that: A universal wheel (6) is installed at the bottom of the support foot (12).

Images