CN112895205B - Cooling device applied to plastic production line - Google Patents
Cooling device applied to plastic production line Download PDFInfo
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- CN112895205B CN112895205B CN202110227531.4A CN202110227531A CN112895205B CN 112895205 B CN112895205 B CN 112895205B CN 202110227531 A CN202110227531 A CN 202110227531A CN 112895205 B CN112895205 B CN 112895205B
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- wind shield
- cooling mechanism
- shaped groove
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- 238000001816 cooling Methods 0.000 title claims abstract description 114
- 229920003023 plastic Polymers 0.000 title claims abstract description 105
- 239000004033 plastic Substances 0.000 title claims abstract description 105
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 144
- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 239000002245 particle Substances 0.000 claims abstract description 80
- 238000001035 drying Methods 0.000 claims abstract description 32
- 238000007664 blowing Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 14
- 210000005056 cell body Anatomy 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 claims 1
- 229920000426 Microplastic Polymers 0.000 description 26
- 239000011324 bead Substances 0.000 description 14
- 239000008187 granular material Substances 0.000 description 7
- 230000004888 barrier function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0092—Drying moulded articles or half products, e.g. preforms, during or after moulding or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1616—Cooling using liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
- B29C2035/1658—Cooling using gas
- B29C2035/1666—Cooling using gas dried air
Abstract
The invention discloses a cooling device applied to a plastic production line, which comprises a supporting table, a first cooling mechanism, a second cooling mechanism, a drying mechanism and a water storage tank, wherein the front end of the supporting table is provided with the first cooling mechanism and the second cooling mechanism, the first cooling mechanism is positioned right above the second cooling mechanism, the first cooling mechanism comprises a left wind shield, a right wind shield and a first fan and a heat collecting pipe, the first fan is arranged on the inner wall of the left wind shield, the heat collecting pipe penetrates through the right wind shield and is connected with the right wind shield, arc openings are formed in the top and the bottom of the left wind shield and the bottom of the right wind shield for plastic particles to pass through, and the inner wall of the right wind shield is arc-shaped to facilitate blowing collected hot air into the heat collecting pipe. According to the cooling device applied to the plastic production line, the first cooling mechanism and the second cooling mechanism are matched with each other, so that plastic particles can be prevented from being adhered together, and the cooling efficiency is improved.
Description
Technical Field
The invention relates to the technical field of plastic processing equipment, in particular to a cooling device applied to a plastic production line.
Background
The plastic granules are produced on the production line, a single screw extruder and a double screw extruder are generally used, extrusion temperature, screw rotating speed, cutter rotating speed and granule cooling are mainly controlled, so that granules are free from sticky granules, the granule size is uniform, plasticization is good, the cutter rotating speed is adjusted to 3-4mm in length of the granules, the screw rotating speed is adjusted to the granules and is free from adhesion, the cut molten plastic granules need to be cooled, adhesion is avoided, the plastic granules are cooled in a water cooling mode at present, plastic granules with density smaller than water float on the water surface and are convenient to collect, plastic granules with density larger than water are not easy to take out at the water bottom, drying treatment is needed after the plastic granules are cooled by water, heating wires are used for producing heat for quick air drying, and hot air is generated by heating to waste energy.
Therefore, we propose a cooling device applied to the plastic production line, firstly, through the first cooling mechanism and the second cooling mechanism that set up, can avoid plastic granules adhesion together, improve plastic granules's cooling effect moreover, faster cooling, the plastic granules that the density is greater than water also easily takes out, secondly, through the first cooling mechanism and the drying mechanism that set up, the heat that produces after the wind-force cooling of first cooling mechanism is used for drying, can the energy saving.
Disclosure of Invention
The invention mainly aims to provide a cooling device applied to a plastic production line, which can prevent plastic particles from being adhered together through a first cooling mechanism and a second cooling mechanism, improve the cooling effect of the plastic particles and reduce the temperature more quickly; through the first cooling mechanism and the drying mechanism that set up, the heat that produces after the wind-force cooling of first cooling mechanism is used for drying, can the energy saving, can effectively solve the problem among the background art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an use cooling device on plastics production line, includes brace table, first cooling mechanism, second cooling mechanism, drying mechanism and storage water tank, the front end of brace table is provided with first cooling mechanism and second cooling mechanism, first cooling mechanism is located directly over the second cooling mechanism, first cooling mechanism includes left deep bead, right deep bead, first fan and heat collecting tube, first fan is installed at the inner wall of left deep bead, the heat collecting tube runs through right deep bead and is connected with it, arc opening is all offered at the top and the bottom of left deep bead and is used for plastics granule to pass through, the inner wall of right deep bead is established to the arc and is helped in blowing into the heat collecting tube with the hot-blast that gathers, drying mechanism installs at the tail end of second cooling mechanism, the back at the brace table is installed to the storage water tank.
Further, the second cooling mechanism comprises a groove body, a main water inlet pipe and a plurality of branch water inlet pipes, S-shaped grooves and storage tanks are formed in the groove body, the storage tanks are located at the tail ends of the S-shaped grooves, one end of the main water inlet pipe penetrates through the groove body to enter the front ends of the S-shaped grooves, one end of the branch water inlet pipe penetrates through the groove body to be connected with the convex side of the S-shaped grooves, the water outlet direction of the branch water inlet pipe is along the water flow direction in the S-shaped grooves, a return pipe is connected to the back of the tail of the groove body in a penetrating manner, one ends, far away from the groove body, of the main water inlet pipe, the branch water inlet pipe and the return pipe are connected with the water storage tank, and water in the water storage tank can be recycled through the main water inlet pipe, the branch water inlet pipe and the return pipe after being cooled.
Further, install between S-shaped groove and the storage tank and hold back the board, the telescopic link is installed to the bottom of holding back the board, the lower extreme and the cell body coupling of telescopic link, hold back and install the sealing layer between board and the cell body, the height that holds back the board should be the half of S-shaped groove height, hold back the board and pack up the bottom parallel and level with the S-shaped groove downwards through the telescopic link.
Further, the bottom of storage tank is less than the bottom of S-shaped groove, electric valve is installed to the bottom of the tail end of cell body, the back that rises through the telescopic link can block plastic granules and rivers can overflow from the board top that holds back, the one side that is close to the board that holds back of storage tank has the radian to help plastic granules to get into drying mechanism from the storage tank.
Further, drying mechanism includes box, drainage net, vibrating plate and second fan, the feed inlet has been seted up to one side of the box that is close to the cell body, the discharge gate has been seted up to one side of the box that keeps away from the cell body, drainage net and vibrating plate set up the inside at the box, the right side at the feed inlet is installed to the drainage net slope, the right side at the drainage net is installed to the vibrating plate slope, reset spring is installed to the bottom of vibrating plate, be equipped with the diameter of wash port and wash port in the vibrating plate is less than the diameter of plastic granules, the bottom of box is equipped with the water leakage mouth, the rivers of drainage net and vibrating plate filtering are collected after the water leakage mouth and are flowed into the storage water tank.
Further, the back at the box inner wall is installed to the second fan, the top of box is passed to the one end of keeping away from the right deep bead of thermal-collecting tube, the wind that the second fan blown out can produce pressure differential when the thermal-collecting tube at box top owing to the wind speed is faster, hot-blast being used for dry plastic granules by the suction in the thermal-collecting tube, the block net is all installed to the left and right sides of vibrating plate, the block net can prevent that plastic granules from falling down and can not shelter from the wind that the second fan blown out from the vibrating plate both sides, the vent has all been seted up on left deep bead and the box.
Further, an extruder is arranged on the upper surface of the supporting table, and a machine head of the extruder is positioned right above the openings at the tops of the left wind shield and the right wind shield.
Further, a cooling device applied to a plastic production line comprises the following steps:
a: after the extruder on the supporting table cuts molten plastic into plastic particles, the plastic particles need to pass through a first cooling mechanism, the plastic particles fall into openings at the tops of the left wind shield and the right wind shield, the first fan is used for hardening the surfaces of the plastic particles passing through the left wind shield and the right wind shield, heat is emitted, the plastic particles can be prevented from being adhered together, the molten plastic particles can be prevented from falling into the tank body to collide with water for deformation, the inner wall of the right wind shield is arc-shaped, so that hot air is blown into the heat collecting tube, and the other end of the heat collecting tube is connected to the top of the tank body;
b: after the step A is finished, plastic particles fall into an S-shaped groove in a second cooling mechanism, water in a water storage tank is guided into the S-shaped groove by a main water inlet pipe, the S-shaped groove can increase the flow velocity of water flow, the contact times and contact time between the plastic particles are reduced, the cooling efficiency is improved, the convex side flow velocity in the S-shaped groove is slower, the plastic particles are easy to accumulate, the flow velocity of water on the convex side can be increased through a water diversion pipe, the plastic particles are flushed backwards, the temperature of each section in the S-shaped groove can be kept low by a plurality of water diversion pipes, the temperature of each section in the S-shaped groove can be reduced more quickly, the cooled plastic particles sink in the storage tank, and cooling water flows back to the water storage tank through a return pipe;
c: after the step B is completed, when the plastic particles in the storage tank are stored in a certain quantity, the retaining plate is lifted by the telescopic rod, the sealing layer can prevent water from penetrating, then the electric valve is started, the plastic particles and water enter the tank body together, the retaining plate can retain the plastic particles after being lifted, water flow can overflow from the upper part of the retaining plate, the residual plastic particles on the storage tank are washed down, the cooling of the subsequent plastic particles cannot be influenced, the plastic particles pass through the water filtering net in the tank body and then fall onto the vibrating plate, and water flow filtered by the water filtering net and the vibrating plate flows back to the water storage tank after passing through the water leakage port at the bottom of the tank body;
d: after the step C is completed, the air blown out by the second fan in the box body can generate pressure difference when passing through the heat collecting pipe at the top of the box body due to faster air speed, hot air in the heat collecting pipe is sucked out due to the pressure difference and is used for drying plastic particles, energy sources can be saved, the vibrating plate is matched with the reset spring through the vibrating motor, the dried plastic particles are discharged from the discharge hole, the blocking net arranged at two sides of the vibrating plate can prevent the plastic particles from falling from two sides of the vibrating plate, and the air blown out by the second fan can not be blocked.
Compared with the prior art, the invention has the following beneficial effects:
1. through the mutual cooperation between the first cooling mechanism and the second cooling mechanism, the plastic particles can be prevented from being adhered together, the cooling efficiency is improved, the cooling can be faster, the first fan can harden the surfaces of the plastic particles in the left wind shield and the right wind shield, the heat is emitted, the plastic particles can be prevented from being adhered together, the molten plastic particles can be prevented from falling into the groove body to be impacted and deformed with water, the S-shaped groove can increase the flow velocity of water flow, the contact times and the contact time between the plastic particles are reduced, the cooling efficiency is improved, the water inlet pipe can increase the flow velocity of water flow at the convex side, the plastic particles are washed away backwards, the temperature of each section in the S-shaped groove can be kept lower by the water flow flowing in the water inlet pipes, and the cooling can be faster;
2. through the first cooling mechanism and the drying mechanism that set up, the heat that produces after the cooling of first cooling mechanism is used for drying, can the energy saving, the inner wall of right deep bead is established to arc and is helped blowing in the thermal-collecting tube with hot-blast, the top at the box is connected to the other end of thermal-collecting tube, the wind that the second fan in the box blown out, because the wind speed is faster, when the thermal-collecting tube at box top, can produce pressure differential, the hot-blast in the thermal-collecting tube is by the suction owing to pressure differential, be used for drying plastic granules can the energy saving, the block net of vibration board both sides installation can prevent that plastic granules from falling from the vibration board both sides, and can not shelter from the wind that the second fan blown out.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of a cooling device applied to a plastic production line.
FIG. 2 is a schematic cross-sectional view of a part of a cooling device applied to a plastic production line.
FIG. 3 is a schematic cross-sectional view of a cooling device for plastic production line according to the present invention.
Fig. 4 is an enlarged schematic view of a cooling device of fig. 2 a applied to a plastic production line according to the present invention.
FIG. 5 is a schematic cross-sectional view of a cooling device for a plastic production line according to the present invention.
FIG. 6 is a schematic cross-sectional view of another direction of a cooling device for a plastic production line according to the present invention.
In the figure: 1. a support table; 2. a first cooling mechanism; 3. a second cooling mechanism; 4. a drying mechanism; 5. a left wind deflector; 6. a right wind deflector; 7. a tank body; 8. a main water inlet pipe; 9. a water inlet pipe; 10. a water storage tank; 11. an extruder; 12. a case; 13. a first fan; 14. a heat collecting pipe; 15. an S-shaped groove; 16. an electric valve; 17. a retaining plate; 18. a return pipe; 19. a storage tank; 20. a sealing layer; 21. a telescopic rod; 22. a water filter screen; 23. a vibration plate; 24. a return spring; 25. a feed inlet; 26. a discharge port; 27. a blocking net; 28. a second fan; 29. and (5) a ventilation opening.
Detailed Description
The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are shown in schematic drawings, rather than physical drawings, and are not to be construed as limiting the present invention, and in order to better explain the detailed description of the invention, certain components of the drawings may be omitted, enlarged or reduced in size, and not represent the actual product, and it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted, and that all other embodiments obtained by those skilled in the art without making creative efforts fall within the scope of protection of the invention based on the detailed description of the present invention.
Example 1
As shown in fig. 1-6, a cooling device applied to a plastic production line comprises a supporting table 1, a first cooling mechanism 2, a second cooling mechanism 3, a drying mechanism 4 and a water storage tank 10, wherein the first cooling mechanism 2 and the second cooling mechanism 3 are arranged at the front end of the supporting table 1, the first cooling mechanism 2 is located right above the second cooling mechanism 3, the first cooling mechanism 2 comprises a left wind deflector 5, a right wind deflector 6, a first fan 13 and a heat collecting pipe 14, the first fan 13 is arranged on the inner wall of the left wind deflector 5, the heat collecting pipe 14 penetrates through the right wind deflector 6 and is connected with the right wind deflector, arc-shaped openings are formed in the top and the bottom of the left wind deflector 5 and the right wind deflector 6 for plastic particles to pass through, the inner wall of the right wind deflector 6 is arc-shaped to facilitate blowing collected hot air into the heat collecting pipe 14, the drying mechanism 4 is arranged at the tail end of the second cooling mechanism 3, and the water storage tank 10 is arranged on the back of the supporting table 1.
The second cooling mechanism 3 comprises a tank body 7, a main water inlet pipe 8 and a plurality of branch water inlet pipes 9, an S-shaped groove 15 and a storage groove 19 are formed in the tank body 7, the storage groove 19 is located at the tail end of the S-shaped groove 15, one end of the main water inlet pipe 8 penetrates through the tank body 7 to enter the front end of the S-shaped groove 15, one end of the branch water inlet pipe 9 penetrates through the tank body 7 to be connected with the convex side of the S-shaped groove 15, the water outlet direction of the branch water inlet pipe 9 is along the water flow direction in the S-shaped groove 15, a return pipe 18 is connected with the back of the tail of the tank body 7 in a penetrating manner, one ends, far away from the tank body 7, of the main water inlet pipe 8, the branch water inlet pipe 9 and the return pipe 18 are connected with the water storage tank 10, and water flow in the water storage tank 10 can be recycled through the main water inlet pipe 8, the branch water inlet pipe 9 and the return pipe 18 after being cooled.
A retaining plate 17 is arranged between the S-shaped groove 15 and the storage groove 19, a telescopic rod 21 is arranged at the bottom of the retaining plate 17, the lower end of the telescopic rod 21 is connected with the groove body 7, a sealing layer 20 is arranged between the retaining plate 17 and the groove body 7, the height of the retaining plate 17 is half of the height of the S-shaped groove 15, and the retaining plate 17 is flush with the bottom of the S-shaped groove 15 after being retracted downwards through the telescopic rod 21.
The bottom of the storage groove 19 is lower than the bottom of the S-shaped groove 15, an electric valve 16 is arranged at the bottom of the tail end of the groove body 7, the retaining plate 17 can retain plastic particles after being lifted by the telescopic rod 21, water flows over the retaining plate 17, and the radian of one side of the storage groove 19, which is close to the retaining plate 17, is beneficial to the plastic particles to enter the drying mechanism 4 from the storage groove 19.
The upper surface of the supporting table 1 is provided with an extruder 11, and the machine head of the extruder 11 is positioned right above the top openings of the left wind shield 5 and the right wind shield 6.
By adopting the technical scheme: through the mutually supporting between the first cooling mechanism 2 that sets up and the second cooling mechanism 3, can avoid plastic granules adhesion together, improve the efficiency of cooling, but also the cooling that can be faster, first fan 13 will be through left deep bead 5 and right deep bead 6 in plastic granules case hardening, the heat gives off, can avoid plastic granules adhesion together, moreover can prevent that fused plastic granules from falling into cell body 7 and taking place the striking deformation with water, S-shaped groove 15 can increase the velocity of flow of rivers, reduce contact number and contact time between the plastic granules, the efficiency of cooling has been improved, divide intake pipe 9 can increase the rivers velocity of flow of protruding side, wash away plastic granules backward, and the rivers that a plurality of minute intake pipes 9 inflow can keep the temperature of each section in the S-shaped groove 15 all lower, the cooling that can be faster.
Example 2
As shown in fig. 1-6, a cooling device applied to a plastic production line comprises a supporting table 1, a first cooling mechanism 2, a second cooling mechanism 3, a drying mechanism 4 and a water storage tank 10, wherein the first cooling mechanism 2 and the second cooling mechanism 3 are arranged at the front end of the supporting table 1, the first cooling mechanism 2 is located right above the second cooling mechanism 3, the first cooling mechanism 2 comprises a left wind deflector 5, a right wind deflector 6, a first fan 13 and a heat collecting pipe 14, the first fan 13 is arranged on the inner wall of the left wind deflector 5, the heat collecting pipe 14 penetrates through the right wind deflector 6 and is connected with the right wind deflector, arc-shaped openings are formed in the top and the bottom of the left wind deflector 5 and the right wind deflector 6 for plastic particles to pass through, the inner wall of the right wind deflector 6 is arc-shaped to facilitate blowing collected hot air into the heat collecting pipe 14, the drying mechanism 4 is arranged at the tail end of the second cooling mechanism 3, and the water storage tank 10 is arranged on the back of the supporting table 1.
The second cooling mechanism 3 comprises a tank body 7, a main water inlet pipe 8 and a plurality of branch water inlet pipes 9, an S-shaped groove 15 and a storage groove 19 are formed in the tank body 7, the storage groove 19 is located at the tail end of the S-shaped groove 15, one end of the main water inlet pipe 8 penetrates through the tank body 7 to enter the front end of the S-shaped groove 15, one end of the branch water inlet pipe 9 penetrates through the tank body 7 to be connected with the convex side of the S-shaped groove 15, the water outlet direction of the branch water inlet pipe 9 is along the water flow direction in the S-shaped groove 15, a return pipe 18 is connected with the back of the tail of the tank body 7 in a penetrating manner, one ends, far away from the tank body 7, of the main water inlet pipe 8, the branch water inlet pipe 9 and the return pipe 18 are connected with the water storage tank 10, and water flow in the water storage tank 10 can be recycled through the main water inlet pipe 8, the branch water inlet pipe 9 and the return pipe 18 after being cooled.
The drying mechanism 4 comprises a box body 12, a water filtering net 22, a vibrating plate 23 and a second fan 28, wherein a feed inlet 25 is formed in one side, close to the groove body 7, of the box body 12, a discharge outlet 26 is formed in one side, far away from the groove body 7, of the box body 12, the water filtering net 22 and the vibrating plate 23 are arranged in the box body 12, the water filtering net 22 is obliquely arranged on the right side of the feed inlet 25, the vibrating plate 23 is obliquely arranged on the right side of the water filtering net 22, a reset spring 24 is arranged at the bottom of the vibrating plate 23, drain holes are formed in the vibrating plate 23, the diameter of the drain holes is smaller than that of plastic particles, water flows filtered by the water filtering net 22 and the vibrating plate 23 are collected after passing through the drain holes, and flow into the water storage tank 10.
The second fan 28 is installed at the back of box 12 inner wall, the top of box 12 is passed to the one end that keeps away from right deep bead 6 of thermal-collecting tube 14, the wind that second fan 28 blown out can produce pressure differential when the thermal-collecting tube 14 at the top of box 12 owing to the wind speed is faster, hot-blast in the thermal-collecting tube 14 is sucked out and is used for dry plastic granules, barrier net 27 is all installed to the left and right sides of vibrating plate 23, barrier net 27 can prevent plastic granules from falling and can not shelter from the wind that second fan 28 blown out from vibrating plate 23 both sides, vent 29 has all been seted up on left deep bead 5 and the box 12.
By adopting the technical scheme: through the first cooling mechanism 2 and the drying mechanism 4 that set up, the heat that produces after the cooling of first cooling mechanism 2 is used for drying, can the energy saving, the inner wall of right deep bead 6 is established to arc and is helped blow in thermal-collecting tube 14 with hot-blast, the top at box 12 is connected to the other end of thermal-collecting tube 14, because wind speed is faster, can produce pressure differential when the thermal-collecting tube 14 at box 12 top, hot-blast in the thermal-collecting tube 14 is by the suction of pressure differential, be used for drying plastic granules can the energy saving, the block net 27 of vibration board 23 both sides installation can prevent that plastic granules from falling from vibration board 23 both sides, and can not shelter from the wind that second fan 28 blown out.
It should be noted that, when the cooling device is used in a plastic production line, firstly, after the extruder 11 on the supporting table 1 cuts molten plastic into plastic particles, the plastic particles fall into openings at the top of the left wind guard 5 and the right wind guard 6 through the first cooling mechanism 2, the surface of the plastic particles passing through the left wind guard 5 and the right wind guard 6 is hardened by the first fan 13, heat is radiated, the plastic particles can be prevented from adhering together, the molten plastic particles can be prevented from falling into the tank 7 and being impacted and deformed by water, the inner wall of the right wind guard 6 is arc-shaped to facilitate blowing hot air into the heat collecting tube 14, the other end of the heat collecting tube 14 is connected to the top of the tank 12, secondly, the plastic particles fall into the S-shaped groove 15 in the second cooling mechanism 3, the main water inlet tube 8 guides water in the water storage tank 10 into the S-shaped groove 15, the S-shaped groove 15 can increase the flow velocity of water flow, reduce the contact times and contact time among plastic particles, improve the cooling efficiency, the convex side flow velocity in the S-shaped groove 15 is slower, the plastic particles are easy to accumulate, the flow velocity of water flow on the convex side can be increased through the arranged branch water inlet pipes 9, the plastic particles are flushed back, the temperature of each section in the S-shaped groove 15 can be kept low by the water flow flowing in the branch water inlet pipes 9, the cooling water can be cooled faster, the cooled plastic particles are sunk in the storage groove 19, the cooling water flows back to the water storage tank 10 through the return pipe 18, furthermore, when the plastic particles in the storage groove 19 are stored to a certain quantity, the retaining plate 17 is lifted through the telescopic rod 21, the sealing layer 20 can prevent water from penetrating, then the electric valve 16 is opened, the plastic particles and the water enter the box body 12 together, the plastic particles can be retained after the retaining plate 17 is lifted, the water flow can overflow from the upper part of the interception plate 17, residual plastic particles on the storage groove 19 are washed down, the cooling of the subsequent plastic particles is not influenced, the plastic particles pass through the water filtering net 22 in the box body 12 and then fall onto the vibration plate 23, the water flow filtered by the water filtering net 22 and the vibration plate 23 passes through the water leakage holes at the bottom of the box body 12 and then is collected to flow back to the water storage tank 10, finally, the wind blown out by the second fan 28 in the box body 12 generates pressure difference when passing through the heat collecting tube 14 at the top of the box body 12 due to faster wind speed, hot air in the heat collecting tube 14 is sucked out due to the pressure difference and is used for drying the plastic particles, the vibration plate 23 can discharge the dried plastic particles from the discharge holes 26 through the cooperation between the vibration motor and the reset springs 24, and the blocking net 27 arranged at two sides of the vibration plate 23 can prevent the plastic particles from falling from the two sides of the vibration plate 23 and can not shade the wind blown out by the second fan 28.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides an use cooling device on plastics production line, includes brace table, first cooling mechanism, second cooling mechanism, drying mechanism and storage water tank, its characterized in that: the front end of the supporting table is provided with a first cooling mechanism and a second cooling mechanism, the first cooling mechanism is positioned right above the second cooling mechanism, the first cooling mechanism comprises a left wind shield, a right wind shield, a first fan and a heat collecting pipe, the first fan is arranged on the inner wall of the left wind shield, the heat collecting pipe penetrates through the right wind shield and is connected with the right wind shield, arc openings are formed in the tops and the bottoms of the left wind shield and the right wind shield for passing through plastic particles, the inner wall of the right wind shield is arc-shaped and is favorable for blowing collected hot air into the heat collecting pipe, the drying mechanism is arranged at the tail end of the second cooling mechanism, the water storage tank is arranged on the back surface of the supporting table, the second cooling mechanism comprises a tank body, a main water inlet pipe and a plurality of water dividing pipes, an S-shaped groove and a storage groove are formed in the tank body, the storage groove is positioned at the tail end of the S-shaped groove, the utility model discloses a drying mechanism, including S-shaped groove, main inlet tube, branch inlet tube, back, main inlet tube, branch inlet tube and back, the front end of the main inlet tube gets into the S-shaped groove through the cell body, the one end of branch inlet tube passes the cell body, and the convex side of S-shaped groove is connected, the delivery port direction of branch inlet tube is along the rivers direction in the S-shaped groove, the back of the afterbody of cell body is connected with the storage water tank in the back, the rivers in the storage water tank accessible main inlet tube, branch inlet tube and back circulation use after the cooling, drying mechanism includes box, drainage network, vibrating plate and second fan, the feed inlet has been seted up to the one side of box near the cell body, the discharge gate has been seted up to the one side of box far away from the cell body, drainage network and vibrating plate set up in the inside of box, the drainage network slope is installed on the right side of feed inlet, the vibrating plate is obliquely arranged on the right side of the water filtering net, the reset spring is arranged at the bottom of the vibrating plate, the diameter of the water draining hole which is arranged in the vibrating plate is smaller than that of the plastic particles, the water leaking hole is arranged at the bottom of the box body, water flow filtered by the water filtering net and the vibrating plate flows into the water storage tank after passing through the water leaking hole, the second fan is arranged on the back of the inner wall of the box body, one end of the heat collecting pipe far away from the right wind shielding plate penetrates through the top of the box body, the pressure difference of air blown by the second fan can be generated when the air speed is faster through the heat collecting pipe at the top of the box body, the hot air in the heat collecting pipe is sucked out to be used for drying the plastic particles, the blocking net is arranged at the left side and the right side of the vibrating plate, the blocking net can prevent the plastic particles from falling from the two sides of the vibrating plate and can not block the air blown by the second fan, the left wind shield and the box body are provided with ventilation openings, a retaining plate is arranged between the S-shaped groove and the storage groove, the bottom of the retaining plate is provided with a telescopic rod, the lower end of the telescopic rod is connected with the groove body, a sealing layer is arranged between the retaining plate and the groove body, the height of the retaining plate is half of the height of the S-shaped groove, the retaining plate is flush with the bottom of the S-shaped groove after being retracted downwards through the telescopic rod, the bottom of the storage groove is lower than the bottom of the S-shaped groove, the bottom of the tail end of the groove body is provided with an electric valve, the retaining plate can retain plastic particles after being lifted through the telescopic rod, water flow can overflow from the upper side of the retaining plate, one side of the storage groove, which is close to the retaining plate, is provided with radian to help the plastic particles to enter the drying mechanism from the storage groove, and the upper surface of the supporting table is provided with an extruder, the machine head of the extruder is positioned right above the openings at the tops of the left wind shield and the right wind shield;
the cooling device applied to the plastic production line comprises the following steps:
a: after the extruder on the supporting table cuts molten plastic into plastic particles, the plastic particles need to pass through a first cooling mechanism, the plastic particles fall into openings at the tops of the left wind shield and the right wind shield, the first fan is used for hardening the surfaces of the plastic particles passing through the left wind shield and the right wind shield, heat is emitted, the plastic particles can be prevented from being adhered together, the molten plastic particles can be prevented from falling into the tank body to collide with water for deformation, the inner wall of the right wind shield is arc-shaped, so that hot air is blown into the heat collecting tube, and the other end of the heat collecting tube is connected to the top of the tank body;
b: after the step A is finished, plastic particles fall into an S-shaped groove in a second cooling mechanism, water in a water storage tank is guided into the S-shaped groove by a main water inlet pipe, the S-shaped groove can increase the flow velocity of water flow, the contact times and contact time between the plastic particles are reduced, the cooling efficiency is improved, the convex side flow velocity in the S-shaped groove is slower, the plastic particles are easy to accumulate, the flow velocity of water on the convex side can be increased through a water diversion pipe, the plastic particles are flushed backwards, the temperature of each section in the S-shaped groove can be kept low by a plurality of water diversion pipes, the temperature of each section in the S-shaped groove can be reduced more quickly, the cooled plastic particles sink in the storage tank, and cooling water flows back to the water storage tank through a return pipe;
c: after the step B is completed, when the plastic particles in the storage tank are stored in a certain quantity, the retaining plate is lifted by the telescopic rod, the sealing layer can prevent water from penetrating, then the electric valve is started, the plastic particles and water enter the tank body together, the retaining plate can retain the plastic particles after being lifted, water flow can overflow from the upper part of the retaining plate, the residual plastic particles on the storage tank are washed down, the cooling of the subsequent plastic particles cannot be influenced, the plastic particles pass through the water filtering net in the tank body and then fall onto the vibrating plate, and water flow filtered by the water filtering net and the vibrating plate flows back to the water storage tank after passing through the water leakage port at the bottom of the tank body;
d: after the step C is completed, the air blown out by the second fan in the box body can generate pressure difference when passing through the heat collecting pipe at the top of the box body due to faster air speed, hot air in the heat collecting pipe is sucked out due to the pressure difference and is used for drying plastic particles, energy sources can be saved, the vibrating plate is matched with the reset spring through the vibrating motor, the dried plastic particles are discharged from the discharge hole, the blocking net arranged at two sides of the vibrating plate can prevent the plastic particles from falling from two sides of the vibrating plate, and the air blown out by the second fan can not be blocked.
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| CN202110227531.4A CN112895205B (en) | 2021-03-02 | 2021-03-02 | Cooling device applied to plastic production line |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113370497B (en) * | 2021-06-26 | 2022-03-15 | 南京翰易机械电子有限公司 | Cooling device of plastic particle double-screw extruder |
| CN114619612B (en) * | 2022-03-16 | 2024-02-23 | 合肥领远新材料科技有限公司 | Magnetic stripe cooling box for refrigerator door seal |
| CN115196124A (en) * | 2022-09-12 | 2022-10-18 | 张家港源泉塑料制品有限公司 | Plastic particle packaging equipment with drying function and using method thereof |
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Effective date of registration: 20231207 Address after: Room 409-85, Building 4, Zhoushan High tech Industrial Park, Beichan Township (Comprehensive Bonded Zone), Dinghai District, Zhoushan City, Zhejiang Province, 316000 Applicant after: Zhejiang Yisu New Material Technology Co.,Ltd. Address before: 235000 Weibo village, Baishan Town, Suixi County, Huaibei City, Anhui Province Applicant before: Suixi zongnuo Plastics Co.,Ltd. |
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