CN212602736U - PET waste material granulation system - Google Patents
PET waste material granulation system Download PDFInfo
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- CN212602736U CN212602736U CN202020988705.XU CN202020988705U CN212602736U CN 212602736 U CN212602736 U CN 212602736U CN 202020988705 U CN202020988705 U CN 202020988705U CN 212602736 U CN212602736 U CN 212602736U
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Abstract
The utility model discloses a PET waste material granulation system, which comprises a crushing device for crushing waste materials; a blanking extrusion device for extruding the crushed material output from the crushing device into melt strips; cooling and cutting the melt strip extruded by the blanking extrusion device into a cooling granulation device; unloading extrusion device includes: a blanking pipeline is arranged at the bottom of the storage bin; the blanking pushing mechanism is connected with the blanking pipeline; unloading extrusion device still includes: one end of the middle pipeline is connected with the blanking pipeline; the first rotation-resisting switch is arranged at one end of the middle pipeline; the second rotation-resisting switch is arranged at the other end of the middle pipeline; the extruding mechanism is connected with the other end of the blanking pipeline; the axial direction of the middle pipeline forms an included angle with the axial direction of the blanking pipeline, and the axial direction of the middle pipeline also forms an included angle with the axial direction of the extruding mechanism. The utility model has the advantages of avoid the unloading to block up.
Description
Technical Field
The utility model relates to a PET waste material granulation system.
Background
One of the most prominent products in polyester film is biaxially oriented polyethylene terephthalate (BOPET). The composite material has many excellent physical and chemical characteristics, such as high mechanical strength, good barrier property, good chemical corrosion resistance, good dimensional stability, good electrical insulation property, high temperature for long-term use, excellent optical property and the like, so that the composite material has wide application in the aspects of electronics, electrical appliances, protection, packaging and the like.
In the PET waste material granulation system, the crushing device crushes the input waste materials and then sends the crushed waste materials to the blanking extrusion device, the blanking extrusion device extrudes continuous melt strips, and the melt strips are granulated after being cooled.
In unloading extrusion device, because feed bin unloading pipeline is longer, often because the too much material pipe of unloading blocks up, or the unloading is too little, and the material is not enough to use and influences normal production.
In addition, when the melt extruded through the extruder is passed through the water bath in an inclined state, the tension and friction to the melt strand are increased due to the form of the water bath having one end higher and the other end lower due to unevenness of the terrace, causing the melt strand to break.
SUMMERY OF THE UTILITY MODEL
The utility model provides a avoid PET waste material granulation system of unloading jam.
A PET waste pelletizing system comprising:
a crushing device for crushing the waste material;
a blanking extrusion device for extruding the crushed material output from the crushing device into melt strips;
cooling and cutting the melt strip extruded by the blanking extrusion device into a cooling granulation device;
the unloading extrusion device includes:
the bottom of the storage bin is provided with a discharging pipeline;
the blanking pushing mechanism is connected with the blanking pipeline;
unloading extrusion device still includes:
one end of the middle pipeline is connected with the blanking pipeline;
the first rotation-resisting switch is arranged at one end of the middle pipeline;
the second rotation-resisting switch is arranged at the other end of the middle pipeline;
the extruding mechanism is connected with the other end of the blanking pipeline;
the axial direction of the middle pipeline forms an included angle with the axial direction of the blanking pipeline, and the axial direction of the middle pipeline also forms an included angle with the axial direction of the extrusion mechanism.
The utility model discloses an in the feed bin was sent into to the reducing mechanism after smashing the waste material, during unloading push mechanism pushed the intermediate pipe way with the material in the feed bin, the utility model discloses install respectively at the both ends of unloading pipeline first hinder the spin switch, the second hinders the spin switch, when the material level reachs first hindering the spin switch, unloading push mechanism stopped. When the material level is lower than the second rotation-resisting switch, the blanking pushing mechanism works and keeps the set frequency to operate. The device greatly solves the problems of material level control and material blockage prevention in the blanking process. Therefore, the material smoothly enters the extrusion pipeline in the extrusion mechanism through the middle pipeline, the extrusion screw is driven to rotate by the extrusion motor, and the crushed material is pushed into the melt mold and extruded into a strip-shaped melt strip through the melt mold.
Drawings
FIG. 1 is a flow diagram of a PET waste pelletizing system of the present invention;
FIG. 2 is a schematic view of a blanking extrusion apparatus;
FIG. 3 is a schematic view of a cooling granulation apparatus;
a is a crushing device;
b is a blanking extrusion device, 1 is a storage bin, 1a is a blanking screw, 1B is a blanking motor, 3 is an intermediate pipeline, 4 is a first rotation-resisting switch, 5 is a second rotation-resisting switch, 6 is an extrusion motor, 7 is an extrusion pipeline, 8 is an extrusion screw, and 9 is a melt mold;
c is a cooling granulation device, 10 is a granulator, 11 is a first water tank, 12 is a second water tank, 13 is a first base, 14 is a first lifting regulator, 15 is a second base, 16 is a second lifting regulator, 17 is a third water tank, 18 is a third base, and 19 is a third lifting regulator; 20 is a reservoir, 21 is a water pump, 22 is a main water inlet pipe, 23 is a first branch water inlet pipe, 24 is a second branch water inlet pipe, 25 is a main water outlet pipe, 26 is a first branch water outlet pipe, 27 is a second branch water outlet pipe, 28 is a heat exchanger, and 29 is a temperature sensor;
d is a controller.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in FIG. 1, the PET waste pelletizing system of the present invention includes a crushing device A for crushing waste, a blanking extrusion device B for extruding the crushed material from the crushing device A into a melt, and a cooling and pelletizing device C for cooling and cutting the melt extruded from the blanking extrusion device B.
As shown in fig. 2, the blanking extrusion device B includes: the device comprises a storage bin 1 and a discharging pushing mechanism, wherein a discharging pipeline 2 is arranged at the bottom of the storage bin, and the discharging pushing mechanism is connected with the discharging pipeline 2; the blanking pushing mechanism comprises a blanking screw rod 1a and a blanking motor 1b, the blanking pipeline 2 is communicated with the bottom of the storage bin 1, at least one part of the blanking screw rod 1a is positioned in the blanking pipeline 2, and the blanking motor 1b is connected with the blanking screw rod 1 a.
As shown in fig. 2, the blanking extrusion device B further includes: the device comprises an intermediate pipeline 3, a first rotation-resistant switch 4, a second rotation-resistant switch 5 and an extrusion mechanism, wherein one end of the intermediate pipeline 3 is connected with a blanking pipeline 2, the first rotation-resistant switch 4 is arranged at one end of the intermediate pipeline 3, and the second rotation-resistant switch 5 is arranged at the other end of the intermediate pipeline 3; the extruding mechanism is connected with the other end of the blanking pipeline 2; the axial direction of the middle pipeline 3 and the axial direction of the blanking pipeline 2 form an included angle, and the included angle between the axial direction of the middle pipeline 3 and the axial direction of the blanking pipeline 2 is preferably 90 degrees. The axial direction of the middle pipeline 3 forms an included angle with the axial direction of the extrusion mechanism, and the included angle formed between the axial direction of the middle pipeline 3 and the axial direction of the extrusion mechanism is preferably 90 degrees. Through the arrangement of the included angles, the discharging control of the crushed materials is realized.
As shown in fig. 2, the extrusion mechanism comprises an extrusion motor 6, an extrusion pipe 7, an extrusion screw 8 and a melt die 9, at least a part of the extrusion screw 8 is positioned in the extrusion pipe 7, one end of the extrusion screw 8 is connected with the extrusion motor 6, and the extrusion pipe 7 is connected with the melt die 9.
The utility model discloses still include controller D, unloading motor 1b, first hinder soon switch 4, second hinder soon switch 5, extrude motor 6 and be connected with controller D electricity respectively, controller D acquires first hinder soon switch 4, second and hinder the detected signal who revolves switch 5, through controller D control unloading motor 1b and extrude motor 6's operating condition. The controller D preferably adopts a variable frequency controller.
If fig. 2, in reducing mechanism sent into feed bin 1 after smashing the waste material, unloading push mechanism in with feed bin 1 material propelling movement to intermediate pipe 3, the utility model discloses install respectively at the both ends of unloading pipeline 2 first hinder spin switch 4, second and hinder spin switch 5, when the material level reachs first hinder spin switch 4 switch, unloading push mechanism stops. When the material level is lower than the second rotation-resisting switch 5, the blanking pushing mechanism works and keeps the set frequency to operate. The device greatly solves the problems of material level control and material blockage prevention in the blanking process. In this way, the material smoothly enters the extrusion pipeline 7 in the extrusion mechanism through the middle pipeline 3, and the extrusion screw 8 is driven to rotate by the extrusion motor 6, so that the crushed material is pushed into the melt mold 9, and a strip-shaped melt is extruded by the addition of the melt mold 9.
As shown in fig. 3, the cooling granulator C includes: basin, pelleter 10, water cooling mechanism, the basin is located pelleter 10 upstream, and water cooling mechanism is connected with the basin, and the basin includes two mutually independent first basin 11 and second basin 12 at least. The cooling granulation device C comprises a first lifting adjusting mechanism connected with the first water tank 11 and a second lifting adjusting mechanism connected with the second water tank 12, the first lifting adjusting mechanism comprises a first base 13 and a first lifting adjuster 14, the first lifting adjuster 14 is connected with the first base 11, the first lifting adjuster 14 is further connected with the first water tank 11, the second lifting adjusting mechanism comprises a second base 15 and a second lifting adjuster 16, the second lifting adjuster 16 is connected with the second base 15, and the second lifting adjuster 16 is further connected with the second water tank 12. The first lifting adjuster 14 and the second lifting adjuster 16 preferably employ a screw adjustment mechanism.
As shown in fig. 3, the utility model discloses in, the basin comprises a plurality of sectional type basins, first basin 11 and second basin 12 promptly, and the height of first basin 11 is adjusted through first lifting regulator 14, the height of second basin 12 is adjusted through second lifting regulator 16, the sectional type setting of basin, can reduce the length of every basin, highly adjust same height to the height at every basin both ends easily, therefore, also make every basin reach the same height easily, avoid the fuse-element strip because of the problem of basin to the tension of fuse-element strip and frictional force increase when the basin is passed through, consequently, avoided leading to the cracked problem of fuse-element strip because of the basin is uneven like this completely.
As shown in fig. 3, the water cooling mechanism includes: the water storage tank 20, a water pump 21 connected with the water storage tank 20, a main water inlet pipe 22, a first branch water inlet pipe 23, a second branch water inlet pipe 24, a main water outlet pipe 25, a first branch water outlet pipe 26 and a second branch water outlet pipe 27, wherein the main water inlet pipe 22 is connected with the water pump 21; the first water inlet branch pipe 23 is connected with the water inlet main pipe 22, and the first water inlet branch pipe 23 is connected with the first water tank 11; the second water inlet branch pipe 24 is connected with the main water inlet pipe 22, and the second water inlet branch pipe 24 is connected with the second water tank 12; the first water outlet branch pipe 26 is connected with the first water tank 11, and the first water outlet branch pipe 26 is connected with the water outlet main pipe 25; the second outlet branch pipe 27 is connected to the second water tank 12, and the second outlet branch pipe 27 is connected to the outlet main pipe 25.
Referring to fig. 3, in the operation of the water cooling mechanism, the water pump 21 delivers water in the reservoir 20 to the main water inlet pipe 22, and the water is supplied to the first water tank 11 through the first water inlet branch pipe 23 and the second water tank 12 through the second water inlet branch pipe 24. The water is then output to the main outlet pipe 25 through the first outlet branch pipe 26 and the second outlet branch pipe 27 and discharged through the main outlet pipe 25.
As shown in fig. 3, the water cooling mechanism further includes a heat exchanger 28, the heat exchanger 28 is connected to the main water outlet pipe 25, and the heat exchanger 28 is connected to the water reservoir 20. The water discharged from the main water outlet pipe 25 enters the heat exchanger 28 to exchange heat, so that the temperature of the cooling water is lowered, and the cooled cooling water enters the reservoir 20 to be stored.
As shown in fig. 3, the heat exchanger 28 includes a compressor, a housing, and a heat exchange pipe assembly disposed in the housing, wherein a cooling medium for absorbing heat flows in the heat exchange pipe, the compressor cools the cooling medium, and cooling water enters the housing and exchanges heat with the cooling medium in the heat exchange pipe by the heat transfer effect, so that the temperature of the cooling water is reduced.
As shown in fig. 3, the water cooling mechanism further includes a temperature sensor 29 and a controller (not shown in the figure), the controller is electrically connected to the heat exchanger 28, the temperature sensor 29 detects the temperature of the cooling water pumped by the water pump 21 and feeds back the detection structure to the controller, the controller determines the temperature of the cooling water, and if the temperature of the cooling water is higher than the temperature to be cooled, the controller controls the heat exchanger 28 to increase the cooling capacity of the heat exchanger 28 and decrease the temperature of the refrigerant medium, so as to improve the efficiency of heat exchange.
As shown in fig. 3, preferably, the water tank further includes a third water tank 17, the PET regranufacturing device further includes a third lifting adjusting mechanism connected to the third water tank 17, the third lifting adjusting mechanism includes a third base 18 and a third lifting adjuster 19, the third lifting adjuster 19 is connected to the third base 18, the third lifting adjuster 19 is further connected to the third water tank 17, and the third lifting adjuster 19 preferably adopts a screw rod adjusting mechanism. The water tank also comprises a third water inlet branch pipe 10 and a third water outlet branch pipe 30, wherein the third water inlet branch pipe 10 is connected with the water inlet main pipe 22, and the third water inlet branch pipe 10 is connected with the third water tank 17. The third outlet branch pipe 30 is connected to the third water tank 17, and the third outlet branch pipe 30 is also connected to the main outlet pipe 25.
As fig. 3, the utility model discloses a but first basin 11, second basin 12, third basin 17 of height free adjustment, fuse-element strip get into pelleter 10 and cut grain after first basin 11, second basin 12, the cooling of third basin 17 in proper order, install heat exchanger additional in cooling return water department, whole sectional type basin height is adjustable, and the temperature is controllable to reach the cooling fuse-element strip and avoid the cracked purpose of fuse-element strip.
Claims (3)
- A PET waste pelletizing system comprising:a crushing device (A) for crushing the waste material;a blanking extrusion device (B) for extruding the crushed material output from the crushing device (A) into melt strips;cooling and cutting the melt strip extruded by the blanking extrusion device (B) into a cooling granulation device (C);the blanking extrusion device (B) comprises:the device comprises a storage bin (1), wherein the bottom of the storage bin is provided with a discharging pipeline (2);the blanking pushing mechanism is connected with the blanking pipeline (2);the blanking extrusion device (B) is characterized by further comprising:one end of the middle pipeline (3) is connected with the blanking pipeline (2);the first rotation-resisting switch (4), the first rotation-resisting switch (4) is arranged at one end of the middle pipeline (3);the second rotation-resistant switch (5), the second rotation-resistant switch (5) is arranged at the other end of the middle pipeline (3);the extruding mechanism is connected with the other end of the blanking pipeline (2);the axial direction of the middle pipeline (3) forms an included angle with the axial direction of the blanking pipeline (2), and the axial direction of the middle pipeline (3) also forms an included angle with the axial direction of the extrusion mechanism.
- 2. The PET waste pelletizing system of claim 1, characterized in that the extrusion mechanism comprises:an extrusion motor (6);an extrusion conduit (7);the extrusion screw (8), at least one part of the extrusion screw (8) is positioned in the extrusion pipeline (7), and one end of the extrusion screw (8) is connected with the extrusion motor (6);the melt die (9) and the extrusion pipeline (7) are connected with the melt die (9).
- 3. The PET waste pelletizing system of claim 1, characterized in that the cooling pelletizing device (C) comprises: the water tank is positioned at the upstream of the granulator (10), the water cooling mechanism is connected with the water tank, and the water tank at least comprises a first water tank (11) and a second water tank (12) which are independent of each other;the cooling and granulating device (C) further comprises a first lifting adjusting mechanism connected with the first water tank (11) and a second lifting adjusting mechanism connected with the second water tank (12), the first lifting adjusting mechanism comprises a first base (13) and a first lifting adjuster (14), the first lifting adjuster (14) is connected with the first base (13), the first lifting adjuster (14) is further connected with the first water tank (11), the second lifting adjusting mechanism comprises a second base (15) and a second lifting adjuster (16), the second lifting adjuster (16) is connected with the second base (15), and the second lifting adjuster (16) is further connected with the second water tank (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988705.XU CN212602736U (en) | 2020-06-03 | 2020-06-03 | PET waste material granulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988705.XU CN212602736U (en) | 2020-06-03 | 2020-06-03 | PET waste material granulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212602736U true CN212602736U (en) | 2021-02-26 |
Family
ID=74722616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020988705.XU Active CN212602736U (en) | 2020-06-03 | 2020-06-03 | PET waste material granulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212602736U (en) |
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2020
- 2020-06-03 CN CN202020988705.XU patent/CN212602736U/en active Active
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