CN117841223A - Cooling device and plastic granulating production line using same - Google Patents
Cooling device and plastic granulating production line using same Download PDFInfo
- Publication number
- CN117841223A CN117841223A CN202410050914.2A CN202410050914A CN117841223A CN 117841223 A CN117841223 A CN 117841223A CN 202410050914 A CN202410050914 A CN 202410050914A CN 117841223 A CN117841223 A CN 117841223A
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- Prior art keywords
- frame
- cooling device
- cooling
- water
- conveying
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- 239000004033 plastic Substances 0.000 title claims abstract description 110
- 229920003023 plastic Polymers 0.000 title claims abstract description 110
- 238000001816 cooling Methods 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 69
- 230000007723 transport mechanism Effects 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 6
- 230000008602 contraction Effects 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000000155 melt Substances 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims 1
- 238000005453 pelletization Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 238000005469 granulation Methods 0.000 abstract description 6
- 230000003179 granulation Effects 0.000 abstract description 6
- 239000008187 granular material Substances 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 description 12
- 238000013016 damping Methods 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
- 230000002226 simultaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model relates to a cooling device and plastics granulation production line of using thereof relates to the field of plastic particle production, including the frame, locate the transport mechanism in the frame and locate the water-cooling pond in the frame, transport mechanism is used for carrying the plastics fuse-element, be equipped with the fan in the frame, transport mechanism carries the plastics fuse-element to pass through water-cooling pond and fan in proper order, still include melt extruder and breaker, cooling device is located between melt extruder and the breaker, after the plastics fuse-element is extruded from melt extruder, get into the breaker after the cooling device cooling and break into the granule. The cooling of the plastic melt is achieved through the simultaneous action of air cooling and water cooling, so that the whole process temperature of the plastic melt is uniform, and the product quality and performance are improved.
Description
Technical Field
The application relates to the field of plastic particle production, in particular to a cooling device and a plastic granulating production line using the same.
Background
The plastic granulating technology is a technology for recycling waste plastics, and the basic principle of the plastic granulating technology is that waste plastics are finally converted into granular recycled plastics through the processes of cleaning, crushing, drying, extruding and the like. In the related art, in order to increase the strength of a product, glass fibers are added to a plastic melt during a manufacturing process to enhance the strength, heat resistance and chemical resistance of the plastic.
The cooling device is one of the indispensable devices in the glass fiber reinforced plastic granulation production line, but in the actual production process, the plastic melt is easy to generate uneven cooling, and the improvement is needed.
Disclosure of Invention
In order to cool the plastic melt uniformly, the application provides a cooling device and a plastic granulating production line using the same.
In one aspect, the present application provides a cooling device, which adopts the following technical scheme:
the cooling device comprises a frame, a conveying mechanism arranged on the frame and a water cooling tank arranged on the frame, wherein the conveying mechanism is used for conveying plastic melt, a fan is arranged on the frame, and the conveying mechanism conveys the plastic melt to sequentially pass through the water cooling tank and the fan.
Through adopting above-mentioned technical scheme, in the manufacturing process, conveying structure carries the plastic melt, make the plastic melt pass through water-cooling pond and fan in proper order, the water-cooling pond is to the plastic melt water-cooling, when the plastic melt that comes out from the water-cooling pond passes through the fan below, cool down the plastic melt through the forced air cooling, because still remain cooling water on the plastic melt surface, the fan has increased the volatilization speed of plastic melt surface cooling water, be favorable to improving the cooling efficiency of plastic melt, and through forced air cooling and water-cooling both ways simultaneous effect cooling the plastic melt, make the whole temperature of plastic melt even, be favorable to improving product quality and performance.
Preferably, the conveying mechanism comprises a conveying frame arranged on the frame and a plurality of conveying rollers arranged on the conveying frame, wherein the conveying rollers are used for supporting plastic melt, a vibrating block is connected to the frame in a sliding mode, wavy grains are arranged on the conveying frame, the vibrating block is in butt joint with the wavy grains, a driving assembly is arranged on the frame, and the driving assembly drives the vibrating block to move.
Through adopting above-mentioned technical scheme, in actual manufacturing process, the conveying roller carries banding plastics fuse-element to pass through water-cooling pond and fan in proper order, drive assembly drive vibrating piece slides, wave line on the vibrating piece butt carriage makes the conveying roller vibrate, and after plastics fuse-element shifts out from the water-cooling pond, plastics fuse-element is along with conveying roller vibration, increases the area of contact of water droplet and air that adheres to plastics fuse-element surface, and then is favorable to improving the volatilization speed of water droplet, increases the radiating efficiency of plastics fuse-element to be favorable to improving the drying rate of plastics fuse-element.
Preferably, the water cooling tank is rotationally connected with a stirring rod, and the stirring rod is positioned in the water cooling tank.
Through adopting above-mentioned technical scheme, through setting up the puddler on the water-cooling pond, be favorable to improving the radiating efficiency in water-cooling pond, be favorable to keeping the water-cooling pond temperature invariable, make plastics fuse-element cooling even.
Preferably, the driving assembly comprises a driving piece arranged on the frame and a screw rod rotationally connected to the frame, the screw rod is in threaded connection with the vibrating block, the stirring rod and the rotation axis of the screw rod are positioned on the same straight line, and the driving piece drives the stirring rod and the screw rod to rotate.
Through adopting above-mentioned technical scheme, through driving piece simultaneous drive lead screw and puddler rotation, be favorable to reducing the drive source quantity in the cooling device, be favorable to reducing cooling device's cost.
Preferably, the vibration block comprises a connecting block connected to the screw rod in a threaded manner, a vibration reduction pad arranged on the connecting block and an abutting block arranged on the vibration reduction pad, and the abutting block abuts against the moire pattern.
Through adopting above-mentioned technical scheme, vibrating piece butt wave surface makes the carriage vibration in-process, and the vibrating piece is also vibrating, through set up the damping pad between connecting block and butt piece, is favorable to reducing the influence of vibrating piece vibration to the lead screw, is favorable to improving the stability when the lead screw operates.
Preferably, a water collecting cavity is arranged between the conveying frame and the frame, a plurality of inflow holes are formed in the conveying frame, the inflow holes are communicated with the water collecting cavity, and the water collecting cavity is communicated with the water cooling pool.
Through adopting above-mentioned technical scheme, after the plastics fuse-element left the water-cooling pond, the solution part that adheres to on the plastics fuse-element falls on the carriage to flow into the water collecting cavity from the golden flow hole on the carriage, be convenient for collect the cooling water that the plastics fuse-element brought.
Preferably, the projection of the inflow hole in the vertical direction is positioned on the wavy road.
Through adopting above-mentioned technical scheme, when in actual use, the coolant liquid that flows in into the flow inlet flows from wave line department, adheres to wave line and vibrating piece surface, is favorable to reducing the friction between vibrating piece and the wave line, is favorable to improving wave line and vibrating piece's life.
Preferably, the carriage is including locating main part in the frame, locating expend with heat and contract with cold spare in the main part with locate vibrating plate on the expend with heat and contract with cold spare, the vibrating plate is located the main part is close to one side of vibrating piece, the vibrating plate passes through expend with heat and contract with cold spare and remove to be close to or keep away from the vibrating piece, the wave line is located on the vibrating plate, the conveying roller is located in the main part, be equipped with the heat conduction spare on the expend with heat contract with heat spare, the heat conduction spare is used for the butt plastic melt.
Through adopting above-mentioned technical scheme, in actual manufacturing process, the heat-conducting piece butt is from the plastics fuse-element that comes out in the water-cooling pond to on transferring the temperature of plastics fuse-element department to expend with heat and contract with cold spare, the higher the temperature, the degree of deformation of expend with heat and contract with cold spare is bigger, the area of contact between vibrating plate and the vibrating block is bigger, the vibration amplitude of vibrating plate passes through expend with heat and contract with cold spare and main part transmission to the conveying roller and drives the conveying roller, and then drives plastics fuse-element vibration. The higher the temperature of the plastic melt is, the more violent the conveying roller vibrates, so that water drops on the surface of the plastic melt are dispersed, the water volatilization efficiency on the surface of the plastic melt is increased, and the heat dissipation efficiency of the cooling device on the plastic melt with higher temperature is improved. And the vibration amplitude is adjusted according to the temperature, so that the service lives of the vibration and the vibration block are prolonged compared with the process of always keeping the maximum vibration amplitude.
On the other hand, the application provides a plastics granulation production line, adopts following technical scheme:
the utility model provides a plastics granulation production line, includes a cooling device, still includes melt extruder and breaker, cooling device is located melt extruder with between the breaker, the plastics fuse-element is followed after the melt extruder extrudes, gets into after cooling device cooling the breaker broken into the granule.
By adopting the technical scheme, the plastic melt extruded from the melt extruder is cooled and then enters the crusher for crushing, and compared with the process of crushing and cooling the plastic melt, the plastic particle with uniform shape is convenient to obtain.
In summary, the present application includes at least one of the following beneficial effects:
1. the plastic melt is cooled by the air cooling and water cooling modes, so that the temperature of the plastic melt is uniform in the whole process, and the product quality and performance are improved;
2. when the plastic melt is removed from the water cooling pool, the plastic melt vibrates along with the conveying roller, so that the contact area of water drops attached to the surface of the plastic melt and air is increased, the volatilization speed of the water drops is improved, the heat dissipation efficiency of the plastic melt is improved, and the drying speed of the plastic melt is improved;
3. the plastic melt extruded from the melt extruder is cooled and then enters the crusher for crushing, and compared with the process of crushing the plastic melt and then cooling, the plastic melt is convenient to obtain plastic particles with uniform shapes.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a cooling device according to the present embodiment.
Fig. 2 is a sectional view of a cooling device according to this embodiment, mainly showing the internal structure of the water collecting chamber.
Fig. 3 is an enlarged view of a portion a of fig. 2, mainly showing a connection structure of the frame and the main body.
Fig. 4 is an enlarged view of a portion B in fig. 2, mainly showing the structure of the vibrating mass.
Fig. 5 is a schematic diagram of a mechanism of the cooling device in the plastic pelleting production line.
Reference numerals: 1. a frame; 11. a support surface; 12. a water collecting cavity; 2. a conveying mechanism; 21. a carriage; 211. a main body; 212. a heat expansion and cold contraction member; 2121. a heat conductive member; 213. a vibration plate; 2131. wave lines; 22. a conveying roller; 23. an inflow hole; 3. a water cooling pool; 31. a stirring rod; 4. a guide roller; 5. a vibrating block; 51. a connecting block; 52. a vibration damping pad; 53. an abutment block; 531. an abutment surface; 6. a drive assembly; 61. a driving member; 62. a screw rod; 7. a blower; 8. a melt extruder; 9. a crusher.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses a cooling device, as shown in fig. 1, a cooling device includes frame 1, transport mechanism 2 and water-cooling pond 3, and transport mechanism 2 is located frame 1 top, and transport mechanism 2 supports on frame 1, and transport mechanism 2 is used for carrying the plastics fuse-element. The water cooling pond 3 imbeds frame 1, water cooling pond 3 and frame 1 fixed connection, water cooling pond 3 is located one side of transport mechanism 2, the direction of distribution of water cooling pond 3 and transport mechanism 2 is on a parallel with transport direction of transport mechanism 2, water cooling pond 3 is located transport mechanism 2 below, rotate on the water cooling pond 3 and be connected with guide roll 4, guide roll 4 is located water cooling pond 3, the axis of rotation of guide roll 4 is the level, the axis of rotation of guide roll 4 is perpendicular to transport direction, guide roll 4 is used for the direction to the plastics fuse-element, make the plastics fuse-element get into in the water cooling pond 3 and cool off.
Referring to fig. 2 and 3, the conveying mechanism 2 includes a conveying frame 21 and conveying rollers 22, the conveying frame 21 includes a main body 211, an expansion and contraction member 212 and a vibration plate 213, a plurality of conveying rollers 22 are evenly distributed above the main body 211 at equal intervals, the expansion and contraction member 212 is located below the main body 211, the expansion and contraction block is fixedly connected with the main body 211, the expansion and contraction member 212 is attached to the lower end face of the main body 211, a water collecting cavity 12 is formed by splicing between the main body 211 and the frame 1, the water collecting cavity 12 is communicated with the inside of the water cooling tank 3, the expansion and contraction member 212 is located in the water collecting cavity 12, the vibration plate 213 is located below the expansion and contraction member 212, the upper end face of the vibration plate 213 is attached to the expansion and contraction member 212, the vibration plate 213 is fixedly connected with the expansion and contraction member 212, a plurality of supporting faces 11 are formed on the frame 1, the supporting faces 11 are located below the vibration plate 213, and the supporting faces 11 are used for supporting the vibration plate 213 on the lower end face of the vibration plate 213, and further supporting the main body 211. The main body 211 is provided with a plurality of inflow holes 23, the plurality of inflow holes 23 are uniformly distributed on the main body 211 at equal intervals, the inflow holes 23 sequentially penetrate through the main board, the heat expansion and cold contraction piece 212 and the vibration plate 213 along the vertical direction and are communicated with the water collecting cavity 12, the bottommost end of the guide roller 4 is positioned below the water collecting cavity 12, and the water collecting cavity 12 is used for collecting water drops on the surface of the main body 211. The lower terminal surface processing of vibration board 213 is formed with wave line 2131, and the projection of a plurality of intake holes 23 on vertical direction is located wave line 2131, and vibration board 213 is located water collecting cavity 12, and frame 1 is last to slide and is connected with vibrating piece 5, and the direction of sliding of vibrating piece 5 is on a parallel with the direction of delivery of conveying roller 22, and vibrating piece 5 slides and is close to or keep away from water-cooling pond 3, installs drive assembly 6 on the frame 1, and drive assembly 6 drive vibrating piece 5 removes.
Referring to fig. 4, the vibration block 5 includes a connection block 51, a vibration damping pad 52 and an abutment block 53, the connection block 51, the vibration damping pad 52 and the abutment block 53 are all located in the water collecting cavity 12, the connection block 51 is slidingly connected to the frame 1, the vibration damping pad 52 is located at one side of the connection block 51 close to the main board, the vibration damping pad 52 is fixedly connected with the connection block 51, the abutment block 53 is located at one side of the vibration damping pad 52 close to the main board, the abutment block 53 is fixedly connected with the vibration damping pad 52, an abutment surface 531 is formed on the abutment block 53 in a machining mode, the abutment surface 531 is an arc surface, the abutment surface 531 protrudes towards the direction close to the vibration board 213, and the abutment surface 531 is used for abutting against the wavy lines 2131.
Referring to fig. 2, a plurality of fans 7 are fixed on the frame 1, the fans 7 are all located above the main body 211, the fans 7 are distributed at equal intervals along the conveying direction of the conveying roller 22, the rotating shafts of the fans 7 are arranged in an inclined mode, the fans 7 incline downwards along the vertical direction towards the direction close to the water cooling pool 3, and the fans 7 are used for cooling plastic melt.
In the actual use process, the driving component 6 drives the connecting block 51 to move, the abutting block 53 is driven to move along the conveying direction of the conveying roller 22 through the cooperation of the connecting block 51 and the vibration reduction pad 52, the abutting block 53 slides across the concave-convex part of the wavy lines 2131 to enable the vibration plate 213 to vibrate, the vibration plate 213 drives the main body 211 to vibrate through the thermal expansion piece 212, and then the plastic melt on the conveying roller 22 is vibrated, water drops on the surface of the plastic melt are dispersed in the vibration process, and evaporation of the water drops is accelerated, so that the heat dissipation efficiency is improved.
Referring to fig. 2, a plurality of heat-conducting members 2121 are fixed to the heat-expansion-contraction member 212, the heat-conducting members 2121 are located above the main body 211, opposite ends of the heat-conducting members 2121 are bent downward and then fixedly connected to the heat-expansion-contraction member 212 through the main body 211, the positions and the number of the heat-conducting members 2121 are in one-to-one correspondence with those of the conveying rollers 22, and the heat-conducting members 2121 are used for supporting the plastic melt and transferring heat at the plastic melt to the heat-expansion-contraction member 212. In the embodiment of the present application, the expansion and contraction member 212 is a memory alloy plate. In this embodiment, the heat conducting member 2121 is a heat conducting frame, and the material of the heat conducting frame is alloy copper.
When the temperature of the plastic melt after water cooling in the water cooling pool 3 is higher, the temperature of the plastic melt is transferred to the thermal expansion and contraction part 212 through the heat conduction part 2121, the thermal expansion and contraction part 212 reacts according to the temperature, when the temperature of the plastic melt is higher than the normal temperature, the thermal expansion and contraction part 212 expands to enable the vibration plate 213 to move towards the direction close to the vibration block 5, when the vibration block 5 is moved, the vibration frequency of the vibration plate 213 is increased, water drops on the plastic melt are dispersed more, and when the temperature of the plastic melt is higher, the heat dissipation efficiency of the plastic melt is further improved.
When the temperature of the plastic melt after water cooling in the water cooling pool 3 is normal, the vibration of the plastic melt is beneficial to accelerating the separation of water drops on the surface of the plastic melt, and the drying efficiency of the plastic melt is beneficial to improving.
Referring to fig. 2, the driving assembly 6 includes a driving member 61 and a screw rod 62, the driving member 61 is fixed on the frame 1, the driving member 61 is located below the main board, the projection of the driving member 61 in the length direction of the rotating shaft thereof is located in the water collecting cavity 12, the screw rod 62 is rotatably connected on the frame 1, the rotating axis of the screw rod 62 is parallel to the conveying direction of the conveying roller 22, the output shaft of the driving member 61 is coaxially fixed with the screw rod 62, the driving member 61 is located at one side of the screw rod 62 far away from the water cooling pool 3, the screw rod 62 is located in the water collecting cavity 12, the screw rod 62 is threaded with the connecting block 51 through a connecting block 51, and the connecting block 51 is slidably connected in the water collecting cavity 12 through the threaded fit with the screw rod 62. In this embodiment, the driving member 61 is a driving motor, and the screw 62 is a reciprocating screw 62.
Referring to fig. 2, a stirring rod 31 is rotatably connected to the water cooling tank 3, the rotation axis of the stirring rod 31 is parallel to the rotation axis of a screw rod 62, the screw rod 62 is coaxially fixed with the stirring rod 31, a driving piece 61 drives the screw rod 62 to rotate, the stirring rod 31 is driven to rotate through cooperation between the screw rod 62 and the stirring rod 31, the stirring rod 31 is positioned in the water cooling tank 3, the stirring rod 31 is used for stirring cooling liquid in the water cooling tank 3, heat dissipation efficiency of the cooling liquid in the water cooling tank 3 is increased, and plastics entering the water cooling tank 3 are cooled uniformly.
The implementation principle of the cooling device in the embodiment of the application is as follows: in the actual production process, the plastic melt sequentially passes through the water cooling pool 3 and the lower part of the fan 7 through the cooperation of the conveying roller 22 and the guide roller 4, when the plastic melt moves from the water cooling pool 3 to the upper part of the main body 211, water drops are attached to the surface of the plastic melt, the air flow speed of the surface of the plastic melt is increased through the fan 7, the volatilization efficiency of the water drops on the surface of the plastic melt is increased, the cooling efficiency of the plastic melt after leaving the water cooling pool 3 is improved, the temperature of the plastic melt in the conveying process is constant, and the product quality and performance are improved.
On the other hand, the application provides a plastic granulation production line, refer to fig. 5, a plastic granulation production line includes melting extruder 8, cooling device and breaker 9, and cooling device is located between melting extruder 8 and breaker 9, and melting extruder 8 extrudes the plastic melt into long strip, and long strip-shaped plastic melt gets into cooling device cooling back, carries into breaker 9, cuts into the granule through breaker 9.
The implementation principle of the plastic granulating production line in the embodiment of the application is as follows: the plastic melt extruded from the melt extruder 8 is cooled and then enters the crusher 9 for crushing, so that plastic particles with uniform shapes are conveniently obtained, and the product quality is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (9)
1. The utility model provides a cooling device, includes frame (1), locates transport mechanism (2) on frame (1) and locate water-cooling pond (3) on frame (1), transport mechanism (2) are used for carrying plastics fuse-element, its characterized in that: the machine frame (1) is provided with a fan (7), and the conveying mechanism (2) conveys plastic melt to sequentially pass through the water cooling tank (3) and the fan (7).
2. A cooling device according to claim 1, wherein: the conveying mechanism (2) comprises a conveying frame (21) arranged on the frame (1) and a plurality of conveying rollers (22) arranged on the conveying frame (21), wherein the conveying rollers (22) are used for supporting plastic melt, vibrating blocks (5) are connected to the frame (1) in a sliding mode, wavy lines (2131) are arranged on the conveying frame (21), the vibrating blocks (5) are abutted to the wavy lines (2131), a driving assembly (6) is arranged on the frame (1), and the driving assembly (6) drives the vibrating blocks (5) to move.
3. A cooling device according to claim 2, characterized in that: the stirring rod (31) is rotationally connected to the water cooling tank (3), and the stirring rod (31) is positioned in the water cooling tank (3).
4. A cooling device according to claim 3, characterized in that: the driving assembly (6) comprises a driving piece (61) arranged on the frame (1) and a screw rod (62) rotationally connected to the frame (1), the screw rod (62) is in threaded connection with the vibrating block (5), the stirring rod (31) and the rotating axis of the screw rod (62) are positioned on the same straight line, and the driving piece (61) drives the stirring rod (31) and the screw rod (62) to rotate.
5. A cooling device according to claim 4, wherein: the vibration block (5) comprises a connecting block (51) connected to the screw rod (62) in a threaded mode, a vibration reduction pad (52) arranged on the connecting block (51) and an abutting block (53) arranged on the vibration reduction pad (52), and the abutting block (53) abuts against the wave lines (2131).
6. A cooling device according to claim 2, characterized in that: a water collecting cavity (12) is arranged between the conveying frame (21) and the frame (1), a plurality of inflow holes (23) are formed in the conveying frame (21), the inflow holes (23) are communicated with the water collecting cavity (12), and the water collecting cavity (12) is communicated with the water cooling pool (3).
7. A cooling device according to claim 6, wherein: the projection of the inflow hole (23) in the vertical direction is positioned on the wavy texture (2131).
8. A cooling device according to claim 2, characterized in that: the conveying frame (21) comprises a main body (211) arranged on the frame (1), a thermal expansion and contraction part (212) arranged on the main body (211) and a vibration plate (213) arranged on the thermal expansion and contraction part (212), wherein the vibration plate (213) is positioned on one side, close to the vibration block (5), of the main body (211), the vibration plate (213) moves to be close to or far away from the vibration block (5) through the thermal expansion and contraction part (212), wave patterns (2131) are formed in the vibration plate (213), conveying rollers (22) are arranged on the main body (211), and a heat conducting part (2121) is arranged on the thermal expansion and contraction part (212) and used for being abutted to a plastic melt.
9. A plastic pelletization production line comprising a cooling device according to any one of claims 1-8, characterized in that: the plastic melt extrusion device is characterized by further comprising a melt extruder (8) and a crusher (9), wherein the cooling device is positioned between the melt extruder (8) and the crusher (9), and plastic melt is extruded from the melt extruder (8) and enters the crusher (9) to be crushed into particles after being cooled by the cooling device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410050914.2A CN117841223A (en) | 2024-01-12 | 2024-01-12 | Cooling device and plastic granulating production line using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410050914.2A CN117841223A (en) | 2024-01-12 | 2024-01-12 | Cooling device and plastic granulating production line using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117841223A true CN117841223A (en) | 2024-04-09 |
Family
ID=90534266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410050914.2A Pending CN117841223A (en) | 2024-01-12 | 2024-01-12 | Cooling device and plastic granulating production line using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117841223A (en) |
-
2024
- 2024-01-12 CN CN202410050914.2A patent/CN117841223A/en active Pending
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