Plastic particle granulation equipment
By introducing components such as limiting devices, sieve plates, and eccentric rollers into plastic granulation equipment, the problem of uneven plastic particle size was solved, enabling effective grading and surface cleaning of plastic particles and improving their quality.
Patent Information
- Application Number
- CN202423234312.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-26
AI Technical Summary
Existing plastic granulation equipment cannot effectively distinguish between plastic particles of different sizes, resulting in uneven size distribution of the granulated plastic particles.
A plastic pelletizing device was designed, comprising components such as a shell, a limiting device, a pelletizing roller, a pelletizing cutter, a sieve plate, and an eccentric roller. The feeding of the plastic strip is controlled by the limiting device, and the separation of plastic pellets of different sizes is achieved by the coordinated movement of the sieve plate and the eccentric roller. Surface debris is removed by the stirring blades and the blower.
This method enables effective grading of plastic granules, ensures uniformity of granule size, removes surface debris, and improves the quality of plastic granules.
Smart Images
Figure CN223630693U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of plastic processing, and specifically relates to a plastic particle granulating equipment. BACKGROUND
[0002] Plastics realize granulation through batching, stirring, extrusion, wire drawing, cooling and pelletizing. The extrusion system of the plastic granulator includes a screw, a cylinder, a hopper, a machine head and a die. The plastic is plasticized into a uniform melt through the extrusion system and is continuously extruded into the machine head under the pressure established in the process by the screw. The extruded plastic forms a strip which is cooled and formed into a shape by a water tank. The strip-shaped plastic is pelletized by a hob on a pelletizer. The existing plastic granulating equipment cannot distinguish the quality of the strip-shaped plastic when pelletizing, which leads to uneven distribution of the size of the granulated plastic particles. Therefore, it is necessary to develop a plastic particle granulating equipment which can distinguish plastic particles of different sizes. SUMMARY
[0003] In view of the above technical problems, the utility model provides a plastic particle granulating equipment which can distinguish plastic particles of different sizes to solve the problem that the existing plastic granulating equipment cannot distinguish the quality of the strip-shaped plastic when pelletizing, which leads to uneven distribution of the size of the granulated plastic particles.
[0004] To solve the above technical problems, the utility model provides a plastic particle granulating equipment, which comprises a shell, a feed inlet is formed in the upper left side of the shell, a limiting device is fixedly connected to the right side of the upper part of the shell, a pelletizing roller is rotatably connected to the right side of the limiting device, a pelletizing hob which is used in cooperation with the pelletizing roller is rotatably connected to the top plate of the shell through a connecting frame, a hob motor is fixedly connected to one end of the pelletizing hob, a second sieve plate which is inclined to the left side is hingedly connected to the right side of the shell from bottom to top, a first sieve plate which is inclined to the right side is fixedly connected to the right side of the shell, the second sieve plate is located below the second sieve plate, the first sieve plate and the second sieve plate extend to the outside of the shell along the square groove formed in the side wall of the shell, an eccentric roller is rotatably connected to the inside of the shell below the second sieve plate, one end of the eccentric roller is connected to the output end of an eccentric roller motor, a motor which is inclinedly arranged is fixedly connected to the upper end of the right side of the shell, the output end of the motor is fixedly connected to a stirring shaft which penetrates the shell and is perpendicular to the first sieve plate, a stirring blade which is used in cooperation with the first sieve plate is fixedly connected to the stirring shaft.
[0005] Further, the limiting device comprises a fixing frame fixedly connected with the inner wall of the shell, a first feeding roller rotatably connected below the fixing frame, a roller shaft slidably connected through a strip-shaped hole above the fixing frame, a second feeding roller rotatably connected on the roller shaft, guide rods fixedly connected symmetrically on the two sides of the roller shaft, a sleeve fixedly connected on the top of the fixing frame, the guide rods slidably connected with the sleeve on one end, springs sleeved on the guide rods and the sleeve, and a feeding motor fixedly connected on one end of the first feeding roller.
[0006] Further, a collecting groove is placed below the output end of the second sieve plate.
[0007] Further, a supporting leg is fixedly connected to the bottom of the left side of the shell.
[0008] Further, a fan is fixedly connected to the supporting leg, and the output end of the fan faces the second sieve plate.
[0009] Compared with the prior art, the utility model has the following advantages:
[0010] The utility model discloses a stirring shaft and stirring blade which are vertically arranged on the right side of the shell and are used in cooperation with the first sieve plate, so that the plastic particles with large size can be separated from the plastic particles with standard size and the plastic particles with small size, the eccentric roller is arranged below the second sieve plate, so that the plastic particles with standard size can be separated from the plastic particles with small size, and the first sieve plate and the inclined plate are inclined to the same direction, while the second sieve plate is inclined to the opposite direction, so that the plastic particles with standard size can be separated from the plastic particles with non-standard size. BRIEF DESCRIPTION OF DRAWINGS
[0011] Figure 1 It is a structural schematic view of the utility model.
[0012] Figure 2 It is a structural schematic view of the limiting device of the utility model.
[0013] In the drawing: 1, shell, 2, feeding port, 3, limiting device, 301, first feeding roller, 302, second feeding roller, 303, fixing frame, 304, roller shaft, 305, guide rod, 306, spring, 307, feeding motor, 308, sleeve, 4, granulating roller, 5, connecting frame, 6, granulating cutter, 7, first sieve plate, 8, second sieve plate, 9, inclined plate, 10, motor, 11, stirring shaft, 12, stirring blade, 13, eccentric roller, 14, collecting groove, 15, supporting leg, 16, fan. DETAILED DESCRIPTION
[0014] The utility model will be further explained in combination with the drawings.
[0015] As Figure 1 , 2The illustrated plastic particle granulating device comprises a shell 1, a feeding port 2 is formed on the upper left side of the shell 1, a limiting device 3 is fixedly connected to the right side of the upper part of the shell 1, a cutting roller 4 is rotatably connected to the right side of the limiting device 3, a cutting hob 6 used in cooperation with the cutting roller 4 is rotatably connected to the top plate of the shell 1 through a connecting frame 5, the cutting hob 6 is fixedly connected to a hob motor at one end, in order to facilitate discharging and control the discharging direction of qualified plastic particles and unqualified plastic particles, a first sieve plate 7, a second sieve plate 8 and an inclined plate 9 are fixedly connected to the right side of the shell 1 from bottom to top, the inclined plate 9, the first sieve plate 7 and the second sieve plate 8 all extend to the outside of the shell 1 along the square groove formed in the side wall of the shell 1, in order to facilitate the screening of plastic particles, an eccentric roller 13 is rotatably connected to the lower part of the second sieve plate 8 in the shell 1, the eccentric roller 13 is connected to the output end of an eccentric roller motor at one end, a motor 10 is fixedly connected to the upper end of the right side of the shell 1 and is arranged obliquely, the output end of the motor 10 is fixedly connected to a stirring shaft 11 which passes through the shell 1 and is perpendicular to the first sieve plate 7, and stirring blades 12 used in cooperation with the first sieve plate 7 are fixedly connected to the stirring shaft 11.
[0016] In order to adapt the limiting device 3 to plastic strips of different thicknesses, the limiting device 3 comprises a fixed frame 303 fixedly connected to the inner wall of the shell 1, a first feeding roller 301 rotatably connected below the fixed frame 303, a roller shaft 304 slidably connected through a strip-shaped hole above the fixed frame 303, a second feeding roller 302 rotatably connected to the roller shaft 304, guide rods 305 fixedly connected to the two sides of the roller shaft 304 in a symmetrical manner, a sleeve 308 fixedly connected to the top of the fixed frame 303, the guide rods 305 slidably connected to the sleeve 308 at one end, springs 306 sleeved on the guide rods 305 and the sleeve 308, and a feeding motor 307 fixedly connected to one end of the first feeding roller 301.
[0017] In order to facilitate the collection of qualified plastic particles, a collection groove 14 is placed below the output end of the second sieve plate 8.
[0018] In order to improve the stability of the device, a supporting leg 15 is fixedly connected to the bottom of the left side of the shell 1.
[0019] In order to facilitate the blowing of the plastic particle surface attached debris, a fan 16 is fixedly connected to the supporting leg 15, and the output end of the fan 16 faces the second sieve plate 8.
[0020] The working process of the embodiment is as follows:
[0021] In use, the plastic strip through the feed inlet 2 into, start feeding motor 307, drive the first feeding roller 301 rotation, in the auxiliary of the second feeding roller 302, to the plastic strip to cutting knife 6, if the plastic strip is too thick, the second feeding roller 302 is lifted, spring 306 is extruded, after the end of the thicker plastic strip feeding, spring 306 along the direction of the guide rod 305 rebound, can make the second feeding roller 302 reset in the cutting roller 4 and cutting knife 6 cooperation, complete the cutting of plastic, plastic particles along the left side of the shell 1 bottom plate into the first sieve plate 7 above, start the motor 10 drive stirring shaft 11, stirring blade 12 rotation, meet the specifications and smaller plastic particles diameter from the first sieve plate 7 sieve hole fall on the second sieve plate 8 above, while the particle size of the plastic particles is too large to be pushed out of the shell 1 along the first sieve plate 7 inclined direction, start eccentric roller motor drive eccentric roller 13 rotation, through the second sieve plate 8 collision, so that the particle size is less than the standard size of the plastic particles fall to the inclined plate 9 above, along the inclined direction of the inclined plate 9 leave the shell 1, qualified plastic particles in the vibration along the second inclined plate 8 inclined direction into the collection tank 14, while the fan 16 to the second inclined plate 8 air supply, the plastic particles surface contamination of the debris blown off.
Claims
1. A kind of plastic particle granulating equipment, including shell (1), the left upper portion of the shell (1) is equipped with feed inlet (2), the upper portion in the shell (1) is fixedly connected with limiting device (3) in the right side of feed inlet (2), the side wall of the shell (1) is rotatably connected with cutting roll (4) in the right side of the limiting device (3), the top plate of the shell (1) is rotatably connected with cutting hob (6) used in cooperation with the cutting roll (4) by connecting frame (5), one end of the cutting hob (6) is fixedly connected with hob motor, it is characterized by: The shell (1) right side from bottom to top is sequentially fixedly connected with the right oblique inclined plate (9), the second screen plate (8) is hingedly connected with the left oblique, the first screen plate (7) is fixedly connected with the right oblique, the inclined plate (9), the first screen plate (7), the second screen plate (8) are all extended to the outside of the shell (1) along the square groove of the side wall of the shell (1), the eccentric roller (13) is rotatably connected in the shell (1) below the second screen plate (8), one end of the eccentric roller (13) is connected with the eccentric roller motor output end, the motor (10) is fixedly connected with the oblique setting on the right side upper end of the shell (1), the motor (10) output end is fixedly connected with the stirring shaft (11) through the shell (1) and the first screen plate (7) perpendicular, the stirring shaft (11) is fixedly connected with the stirring blade (12) used in cooperation with the first screen plate (7).
2. The plastic particle prilling apparatus of claim 1, wherein: The limiting device (3) includes a fixed frame (303), the fixed frame (303) is fixedly connected with the inner wall of the shell (1), the first feeding roller (301) is rotatably connected below the fixed frame (303), the roller shaft (304) is slidably connected through the strip-shaped hole above the fixed frame (303), the second feeding roller (302) is rotatably connected on the roller shaft (304), the guide rod (305) is fixedly connected on both sides of the roller shaft (304) symmetrically, the sleeve (308) is fixedly connected on the top of the fixed frame (303), one end of the guide rod (305) is slidably connected with the sleeve (308), the spring (306) is sleeved on the guide rod (305) and the sleeve (308), one end of the first feeding roller (301) is fixedly connected with the feeding motor (307).
3. The plastic particle prilling apparatus of claim 1, wherein: The second screen plate (8) output end below is placed in the collecting groove (14).
4. The plastic particle prilling apparatus of claim 1, wherein: The shell (1) left side bottom is fixedly connected with the supporting leg (15).
5. The plastic particle prilling apparatus of claim 4, wherein: The fan (16) is fixedly connected on the supporting leg (15), and the fan (16) output end faces the second screen plate (8).