A granulating device for plastic masterbatch

Abstract

The utility model discloses a granulating device for plastic masterbatch, comprising a frame and a granulator, a granulator is installed at the top of the frame, a feed cover is installed at the top of the granulator, a support frame is installed at the top of the granulator on one side of the feed cover, a lifting frame is arranged outside the support frame, a mechanical valve is arranged at the center of the top of the feed cover, a support sleeve is installed at the top of the mechanical valve, a rotating sleeve is movably installed at the top of the support sleeve, a mixing barrel is installed at the top of the rotating sleeve, and a power shaft is installed inside the lifting frame above the mixing barrel. The utility model not only realizes the efficient stirring and mixing of raw materials by the granulating device for plastic masterbatch, facilitates multi-stage stirring to improve the uniformity of raw material mixing, but also improves the convenience of cleaning the raw materials on the inner wall of the granulating device for plastic masterbatch, and prevents the raw materials on the inner wall from adhering to and solidifying for a long time.

Description

Technical Field

[0001] The utility model relates to the technical field of granulation, in particular to a granulation device for plastic master batches. Background Art

[0002] The granulating main machine is also called the granulating mother machine. Its characteristics are that the granulating machines for different plastics are mainly reflected in the main machine. Through the design and change of its screw and the change of configuration parameters, the requirements for producing different plastic particles can be achieved. It is mainly composed of the following parts: extrusion system, transmission system, heating and cooling system, and feeding system. The extrusion system is mainly composed of a barrel, a screw, a die head and a filter screen. Its function is to plasticize the plastic raw materials in film, granular, powder, block or other shapes into a uniform melt under the action of temperature and pressure, and then the screw is kept at a constant temperature, constant pressure, constant quantity, and continuously extruded from the die head;

[0003] The feeding system is mainly composed of a hopper and an automatic feeding device, etc., and its function is to stably and continuously provide the required materials to the extrusion system. Plastic masterbatch refers to the granular material obtained by mixing and kneading various required additives, fillers and a small amount of carrier resin in the process of plastic processing and molding for the convenience of operation, and then through the metering, mixing, melting, extrusion, pelletizing and other processing processes of equipment such as extruders. It is called masterbatch. In the molding process, it is necessary to mix the masterbatch evenly according to the content of the relevant components in the masterbatch and the amount required to be added in the actual product. The existing granulating devices of this type are generally not conducive to efficient stirring and mixing of raw materials when in use. The inner wall of the granulating device of the plastic masterbatch is very easy to adhere to a large amount of raw materials. The raw materials on the inner wall are easy to solidify after long-term adhesion, which greatly affects the convenience of cleaning the raw materials on the inner wall. Utility Model Content

[0004] The utility model aims to provide a granulating device for plastic masterbatch, so as to solve the problem that the granulating device mentioned in the above background technology is not convenient for efficiently stirring and mixing raw materials, a large amount of raw materials are easily adhered to the inner wall of the granulating device for plastic masterbatch, and the raw materials on the inner wall are easily solidified after long-term adhesion, which affects the convenience of cleaning the raw materials on the inner wall.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a granulating device for plastic masterbatch, comprising a frame and a granulator, a granulator is installed at the top of the frame, a feed cover is installed at the top of the granulator, a support frame is installed at the top of the granulator on one side of the feed cover, a lifting frame is arranged outside the support frame, a mechanical valve is arranged at the center position of the top of the feed cover, a support sleeve is installed at the top of the mechanical valve, a rotating sleeve is movably installed at the top of the support sleeve, a mixing barrel is installed at the top of the rotating sleeve, a power shaft is installed inside the lifting frame above the mixing barrel, a stirring frame is installed at the bottom end of the power shaft, a scraper is installed at the bottom end of the lifting frame on one side of the stirring frame, a servo motor is installed on the outer wall of the lifting frame on one side of the power shaft, and a pulley assembly is arranged at the output end of the servo motor, and the pulley assembly extends to the surface of the power shaft.

[0006] Preferably, the surface of the mixing barrel is provided with an annular gear disk, a rotating motor is installed inside a support frame on one side of the annular gear disk, a first gear is installed at the output end of the rotating motor, and the first gear is meshed with the annular gear disk.

[0007] Preferably, a rack is installed at the bottom end of the lifting frame above the support frame, and the rack extends into the interior of the support frame, a stepper motor is installed inside the support frame on one side of the rack, a second gear is installed at the output end of the stepper motor, and the second gear is meshed with the rack.

[0008] Preferably, telescopic rods are installed at the bottom ends of the lifting frames on both sides of the rack, and the telescopic rods extend to the inside of the supporting frame.

[0009] Preferably, a limiting sleeve is sleeved on the surface of the telescopic rod on one side of the support frame, and the limiting sleeve is slidably connected to the telescopic rod, and the limiting sleeve is fixedly connected to the support frame.

[0010] Preferably, an annular ring is installed at the top of the mixing barrel, and a cover plate is installed at the bottom end of the lifting frame above the annular ring.

[0011] Preferably, three groups of rollers with equal spacing are installed at the bottom end of the lifting frame on one side of the cover plate, and the surfaces of the rollers are movably sleeved with roller sleeves.

[0012] Preferably, a control panel is installed on the outer wall of the frame, and the output end of the control panel is electrically connected to the input end of the servo motor, the stepper motor, and the rotary motor.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the granulating device not only realizes the efficient stirring and mixing of raw materials by the granulating device of the plastic masterbatch, facilitates multi-stage stirring to improve the uniformity of raw material mixing, but also improves the convenience of cleaning the raw materials on the inner wall of the granulating device of the plastic masterbatch, and prevents the raw materials on the inner wall from adhering to and solidifying for a long time;

[0014] (1) The servo motor drives the power shaft to rotate through the pulley assembly, and the power shaft drives the stirring frame to rotate. The stirring frame stirs and mixes the raw materials in the mixing barrel. The rotary motor drives the first gear to rotate. Under the cooperation of the first gear and the annular gear disk, the annular gear disk drives the mixing barrel to rotate, so as to facilitate the rotation of the mixing barrel to mix the raw materials inside again, so as to improve the uniformity of mixing. The mixed raw materials enter the inside of the feed cover through the mechanical valve, and are transported to the inside of the granulator by the feed cover, so as to realize the efficient stirring and mixing of the raw materials by the granulating device of the plastic masterbatch, and facilitate multi-stage stirring to improve the uniformity of raw material mixing.

[0015] (2) The second gear is driven to rotate by a stepper motor, and the rack is driven to move downward under the cooperation of the second gear and the rack, and the rack drives the lifting frame to move downward, and the lifting frame drives the telescopic rod to move, and the telescopic rod slides inside the limit sleeve to facilitate driving the lifting frame and the cover plate to move downward, and the cover plate enters the inside of the annular ring to facilitate covering the mixing barrel, and the scraper is used to facilitate scraping the raw materials inside the mixing barrel to prevent the raw materials from adhering to the inner wall of the mixing barrel. When the mixing barrel needs to be cleaned, the control panel is operated to reversely turn on the stepper motor to facilitate lifting the lifting frame to a high position to facilitate cleaning of the mixing barrel, thereby realizing the convenient opening of the cover and cleaning of the raw materials of the granulating device of the plastic masterbatch, improving the convenience of cleaning the raw materials on the inner wall of the granulating device of the plastic masterbatch, and preventing the raw materials on the inner wall from adhering to the inner wall for a long time and solidifying. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the support frame of the utility model;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the lifting frame of the utility model;

[0020] Figure 5 It is a three-dimensional structural schematic diagram of the stepping motor of the utility model;

[0021] Figure 6 It is a schematic diagram of the front cross-sectional structure of the support sleeve of the utility model.

[0022] In the figure: 1. frame; 2. granulator; 3. feed cover; 4. mechanical valve; 5. support sleeve; 6. rotating sleeve; 7. mixing barrel; 8. support frame; 9. lifting frame; 10. servo motor; 11. pulley assembly; 12. power shaft; 13. stirring frame; 14. scraper; 15. annular ring; 16. telescopic rod; 17. rack; 18. second gear; 19. limit sleeve; 20. stepper motor; 21. rotating motor; 22. first gear; 23. annular gear disk; 24. cover plate; 25. roller sleeve; 26. roller; 27. control panel. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like 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 referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0025] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0026] Embodiment 1

[0027] See also Figure 1-6The utility model provides an embodiment: a granulation device for plastic masterbatch, comprising a frame 1 and a granulator 2, the granulator 2 is installed on the top of the frame 1, the feed cover 3 is installed on the top of the granulator 2, a support frame 8 is installed on the top of the granulator 2 on one side of the feed cover 3, a lifting frame 9 is arranged outside the support frame 8, a mechanical valve 4 is arranged at the center of the top of the feed cover 3, a support sleeve 5 is installed on the top of the mechanical valve 4, a rotating sleeve 6 is movably installed on the top of the support sleeve 5, and a rotating sleeve 6 is installed on the top of the rotating sleeve 6 There is a mixing barrel 7, a power shaft 12 is installed inside the lifting frame 9 above the mixing barrel 7, a stirring frame 13 is installed at the bottom end of the power shaft 12, a scraper 14 is installed at the bottom end of the lifting frame 9 on one side of the stirring frame 13, the scraper 14 is slidably connected to the inner wall of the mixing barrel 7, a servo motor 10 is installed on the outer wall of the lifting frame 9 on one side of the power shaft 12, the servo motor 10 plays a role of power drive, and a pulley assembly 11 is provided at the output end of the servo motor 10, and the pulley assembly 11 extends to the surface of the power shaft 12;

[0028] The surface of the mixing barrel 7 is provided with an annular toothed disc 23, and a rotating motor 21 is installed inside the support frame 8 on one side of the annular toothed disc 23. The rotating motor 21 plays a role of power drive, and a first gear 22 is installed at the output end of the rotating motor 21, and the first gear 22 and the annular toothed disc 23 are meshed with each other;

[0029] The plastic masterbatch is poured into the mixing barrel 7, and the plastic granule raw material is poured into the mixing barrel 7. The mixing barrel 7 mixes the raw materials. The control panel 27 is operated to turn on the servo motor 10. The servo motor 10 drives the power shaft 12 to rotate through the pulley assembly 11. The power shaft 12 drives the stirring frame 13 to rotate. The stirring frame 13 stirs and mixes the raw materials in the mixing barrel 7. The control panel 27 is operated to turn on the rotating motor 21. Under the support of the supporting frame 8, the rotating motor 21 drives the first gear 22 to rotate. Between the first gear 22 and the annular gear disk, the rotating motor 21 drives the first gear 22 to rotate. 23, the annular toothed disc 23 is driven to rotate, the annular toothed disc 23 drives the mixing barrel 7 to rotate, the support sleeve 5 movably supports the rotating sleeve 6, and the rolling sleeve 25 movably supports the annular ring 15, so as to facilitate the mixing barrel 7 to rotate and mix the raw materials inside again to improve the uniformity of mixing. The mixed raw materials enter the inside of the feed cover 3 through the mechanical valve 4, and are transported to the inside of the granulator 2 by the feed cover 3, so that the granulating device of the plastic masterbatch can efficiently stir and mix the raw materials, and facilitate multi-stage stirring to improve the uniformity of raw material mixing.

[0030] A rack 17 is installed at the bottom end of the lifting frame 9 above the support frame 8, and the rack 17 extends to the inside of the support frame 8. A stepper motor 20 is installed inside the support frame 8 on one side of the rack 17. The stepper motor 20 plays a role of power drive. A second gear 18 is installed at the output end of the stepper motor 20, and the second gear 18 and the rack 17 are meshed with each other.

[0031] The bottom ends of the lifting frames 9 on both sides of the rack 17 are both equipped with telescopic rods 16, and the telescopic rods 16 extend to the inside of the support frame 8. A limiting sleeve 19 is sleeved on the surface of the telescopic rod 16 on one side of the support frame 8, and the limiting sleeve 19 is slidably connected to the telescopic rod 16, and the limiting sleeve 19 is fixedly connected to the support frame 8;

[0032] An annular ring 15 is installed at the top of the mixing barrel 7, a cover plate 24 is installed at the bottom of the lifting frame 9 above the annular ring 15, and three groups of rollers 26 with equal spacing are installed at the bottom of the lifting frame 9 on one side of the cover plate 24, and the surfaces of the rollers 26 are all movably covered with roller sleeves 25;

[0033] A control panel 27 is installed on the outer wall of the frame 1, and the output end of the control panel 27 is electrically connected to the input ends of the servo motor 10, the stepper motor 20, and the rotary motor 21;

[0034] The stepper motor 20 is turned on by operating the control panel 27, and the stepper motor 20 drives the second gear 18 to rotate. Under the cooperation of the second gear 18 and the rack 17, the rack 17 is driven to move downward, and the rack 17 drives the lifting frame 9 to move downward, and the lifting frame 9 drives the telescopic rod 16 to move. The telescopic rod 16 slides inside the limiting sleeve 19 to facilitate driving the lifting frame 9 and the cover plate 24 to move downward, and the cover plate 24 enters the inside of the annular ring 15 to facilitate covering the mixing barrel 7. The scraper 14 is convenient for scraping the raw materials inside the mixing barrel 7 to prevent the raw materials from adhering to the inner wall of the mixing barrel 7. When the mixing barrel 7 needs to be cleaned, the control panel 27 is operated to reversely turn on the stepper motor 20 to facilitate lifting the lifting frame 9 to a high position to facilitate cleaning of the mixing barrel 7, thereby realizing the convenient opening of the cover and cleaning of the raw materials of the granulating device of the plastic masterbatch, improving the convenience of cleaning the raw materials on the inner wall of the granulating device of the plastic masterbatch, and preventing the raw materials on the inner wall from adhering to and solidifying for a long time.

[0035] Working steps

[0036] Step 1: First, the servo motor 10 drives the power shaft 12 to rotate through the pulley assembly 11, and the power shaft 12 drives the stirring frame 13 to rotate. The stirring frame 13 stirs and mixes the raw materials in the mixing barrel 7. The rotary motor 21 drives the first gear 22 to rotate. Under the cooperation of the first gear 22 and the annular gear disk 23, the annular gear disk 23 drives the mixing barrel 7 to rotate, so as to facilitate the rotation of the mixing barrel 7 to mix the raw materials inside again, so as to improve the uniformity of the mixing. The stepper motor 20 drives the second gear 18 to rotate. Under the cooperation of the second gear 18 and the rack 17, the mixing barrel 7 is rotated. The lower driving rack 17 moves downward, the rack 17 drives the lifting frame 9 to move downward, the lifting frame 9 drives the telescopic rod 16 to move, so as to facilitate driving the lifting frame 9 and the cover plate 24 to move downward, the cover plate 24 enters the interior of the annular ring 15, so as to facilitate covering the mixing barrel 7, and the scraper 14 is used to facilitate scraping the raw materials inside the mixing barrel 7 to prevent the raw materials from adhering to the inner wall of the mixing barrel 7. When the mixing barrel 7 needs to be cleaned, the control panel 27 is operated to reversely open the stepper motor 20, so as to facilitate lifting the lifting frame 9 to a high position, so as to facilitate cleaning of the mixing barrel 7, so as to complete the use of the granulating device.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A granulating device for plastic masterbatch, characterized in that: It comprises a frame and a granulator, wherein a granulator is installed at the top of the frame, a feed cover is installed at the top of the granulator, a support frame is installed at the top of the granulator on one side of the feed cover, a lifting frame is arranged outside the support frame, a mechanical valve is arranged at the center position of the top of the feed cover, a support sleeve is installed at the top of the mechanical valve, a rotating sleeve is movably installed at the top of the support sleeve, a mixing barrel is installed at the top of the rotating sleeve, a power shaft is installed inside the lifting frame above the mixing barrel, a stirring frame is installed at the bottom end of the power shaft, a scraper is installed at the bottom end of the lifting frame on one side of the stirring frame, a servo motor is installed on the outer wall of the lifting frame on one side of the power shaft, a pulley assembly is arranged at the output end of the servo motor, and the pulley assembly extends to the surface of the power shaft; The surface of the mixing barrel is provided with an annular gear disk, a rotating motor is installed inside a support frame on one side of the annular gear disk, a first gear is installed at the output end of the rotating motor, and the first gear and the annular gear disk are meshed with each other.

2. A granulating device for plastic masterbatch according to claim 1, characterized in that: A rack is installed at the bottom end of the lifting frame above the support frame, and the rack extends to the inside of the support frame. A stepper motor is installed inside the support frame on one side of the rack. A second gear is installed at the output end of the stepper motor, and the second gear is meshed with the rack.

3. A granulating device for plastic masterbatch according to claim 2, characterized in that: The bottom ends of the lifting frames on both sides of the rack are both equipped with telescopic rods, and the telescopic rods extend to the inside of the supporting frame.

4. A granulating device for plastic masterbatch according to claim 1, characterized in that: A limiting sleeve is sleeved on the surface of the telescopic rod on one side of the support frame, and the limiting sleeve is slidably connected to the telescopic rod, and the limiting sleeve is fixedly connected to the support frame.

5. The granulating device for plastic masterbatch according to claim 1, characterized in that: An annular ring is installed at the top of the mixing barrel, and a cover plate is installed at the bottom end of the lifting frame above the annular ring.

6. A granulating device for plastic masterbatch according to claim 5, characterized in that: Three groups of rollers with equal spacing are installed at the bottom end of the lifting frame on one side of the cover plate, and the surfaces of the rollers are movably covered with roller sleeves.

7. The granulating device for plastic masterbatch according to claim 1, characterized in that: A control panel is installed on the outer wall of the frame, and the output end of the control panel is electrically connected to the input end of the servo motor, the stepper motor and the rotary motor.

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