CN117774258B - Granulating device for plastic production - Google Patents
Granulating device for plastic production Download PDFInfo
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- CN117774258B CN117774258B CN202410210941.1A CN202410210941A CN117774258B CN 117774258 B CN117774258 B CN 117774258B CN 202410210941 A CN202410210941 A CN 202410210941A CN 117774258 B CN117774258 B CN 117774258B
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- 229920003023 plastic Polymers 0.000 title claims abstract description 76
- 239000004033 plastic Substances 0.000 title claims abstract description 76
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 57
- 238000005469 granulation Methods 0.000 claims abstract description 15
- 230000003179 granulation Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract 2
- 238000004140 cleaning Methods 0.000 claims description 55
- 238000005520 cutting process Methods 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000009471 action Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000005453 pelletization Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920000426 Microplastic Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a granulating device for plastic production, which relates to the technical field of plastic granulation and comprises a machine shell, wherein a speed regulator is fixedly connected to the upper left side of the machine shell, the input end of the speed regulator is connected with an engine through a transmission belt, the output end of the speed regulator is fixedly connected with a screw through a coupler, the outer side of the screw is sleeved with an outer cylinder, an inner cavity is formed in the outer cylinder, the screw is nested in the inner cavity, one side of the outer cylinder, which is close to the speed regulator, is provided with a feeding hopper, the outer wall of the outer cylinder is provided with a plurality of heaters, the heaters are sleeved on the outer wall of the outer cylinder, the left end of the outer cylinder is provided with a bushing, a porous plate is sleeved in the bushing, a plurality of sieve holes are uniformly formed in the porous plate, the outer wall of the right side of the bushing is sleeved with a sleeve, a first cavity is formed in the sleeve, and the right side of the sleeve is fixedly connected with a discharging part.
Description
Technical Field
The invention relates to the technical field of plastic granulation, in particular to a granulating device for plastic production.
Background
Plastic pelletization is a process of plastic machining, and waste plastics are heated and melted to be made into plastic particles for secondary use, so that the plastic particles become raw materials of plastic products, and a plastic pelleting machine is generally used for pelleting operation.
At present, after the pelletization is finished, plastic fluid residues exist in the core holes of the extrusion die, the core holes of the extrusion die are blocked after being cooled, the follow-up pelletization operation is affected, therefore, the extrusion die needs to be cleaned, the hole diameter depth is also quite deep due to the fact that the quantity of the core holes of the extrusion die is large and the diameter is small, manual cleaning is troublesome and the efficiency is low, and therefore, the design of a pelletization device for plastic production capable of automatically cleaning the extrusion die is quite necessary.
Disclosure of Invention
The invention aims to provide a granulating device for plastic production, which solves the problems in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a granulating device for plastic production, includes the casing, casing left side top fixedly connected with speed regulator, the input of speed regulator is connected with the engine through the drive belt, the output of speed regulator is fixedly connected with the screw rod through the shaft coupling, the outside cover of screw rod is equipped with the urceolus, set up the inner chamber in the urceolus, the screw rod nestification is in the inner chamber, urceolus is close to speed regulator one side and is provided with the feeder hopper;
The outer wall of the outer cylinder is provided with a plurality of heaters, and the heaters are sleeved on the outer wall of the outer cylinder;
The left end of the outer cylinder is provided with a bushing, a porous plate is sleeved in the bushing, a plurality of sieve holes are uniformly formed in the porous plate, the outer wall of the right side of the bushing is sleeved with a sleeve, and a first cavity is formed in the sleeve;
The right side of the sleeve is fixedly connected with a discharging part, and a discharging hole group I, a discharging hole group II and a discharging hole group III are sequentially formed in the discharging part from outside to the axis;
The middle of the discharging part is connected with a pushing shaft in a sliding manner, the pushing shaft penetrates through the discharging part and is fixedly connected with a cleaning part I towards one side of the sleeve, and the cleaning part I is positioned in the cavity I;
The right side peripheral side surface of the pushing shaft is fixedly connected with a first connecting frame, one side of the first connecting frame far away from the pushing shaft is fixedly connected with two groups of connecting columns, and the left sides of the two groups of connecting columns are fixedly connected with hydraulic telescopic rods;
The two groups of connecting posts are fixedly connected with a connecting frame II, the right side of the connecting frame II is fixedly connected with a telescopic motor I, the output end of the telescopic motor I penetrates through the connecting frame II and is fixedly connected with a connecting shaft, the connecting shaft is sleeved in a pushing shaft, one side of the connecting shaft penetrating through a pushing axial sleeve is fixedly connected with a cleaning part II, and a bearing on the pushing shaft is connected with a cutting part;
a receiving hopper is arranged below the cutting part, the lower side of the receiving hopper is communicated with a feeding pipe, the front side of the feeding pipe is communicated with a blower, and one side of the feeding pipe, far away from the blower, is communicated with a collecting tank;
The first cleaning part comprises a round table, the right side of the round table is fixedly connected with a first thimble group, a second thimble group and a third thimble group from outside to the axis in sequence, and the first thimble group, the second thimble group and the third thimble group are respectively matched with the first discharging hole group, the second discharging hole group and the third discharging hole group;
the lengths of the first ejector pin group, the second ejector pin group and the third ejector pin group are sequentially increased.
According to the technical scheme, a plurality of through holes are uniformly formed in one side, close to the bushing, of the round table, a second cavity is formed in the round table, the cleaning part is located in the second cavity, and the through holes are communicated with the second cavity.
According to the technical scheme, the cleaning part two comprises a disc, the left side of the disc is fixedly connected with the fourth ejector pin group, and the fourth ejector pin group is matched with the through holes and the sieve holes.
According to the technical scheme, the cutting part comprises a connecting ring, the connecting ring is sleeved on the pushing shaft but is not in direct contact with the outer side surface of the pushing shaft, a connecting frame III is connected with an outer wall bearing in the middle of the connecting ring, one side of the connecting frame III, which is far away from the connecting ring, is fixedly connected with three groups of cutting knives on the casing, the three groups of cutting knives are distributed at 120 degrees in the axis of the connecting ring, the right side of the connecting ring is fixedly connected with a rotary drum, the rotary drum is connected with a rotary motor, and the rotary motor is fixedly connected with the front side of the casing.
According to the technical scheme, the outer wall of the outer cylinder is fixedly connected with a plurality of supporting seats, the supporting seats are wrapped on the outer wall of the outer cylinder, and the bottom side of the supporting seats is fixedly connected to the upper side of the shell.
According to the technical scheme, the engine is positioned in the shell and below the speed regulator, and the output end of the feed hopper penetrates through the upper side cavity wall of the outer cylinder to be communicated with the inner cavity.
According to the technical scheme, the left half part of the bushing is nested on the right side of the inner cavity, and the right half part of the bushing is nested on the left side of the first cavity.
According to the technical scheme, the two groups of connecting columns are respectively positioned on the front side and the rear side of the first connecting frame, the hydraulic telescopic rod is fixedly connected to the inner wall on the right side of the casing, and the output end of the hydraulic telescopic rod penetrates through the casing and is fixedly connected to the left side of the connecting columns.
Compared with the prior art, the invention has the following beneficial effects: according to the extrusion die, the hydraulic telescopic rod is arranged to drive the pushing shaft to move the cleaning part I, so that the ejector pin group I, the ejector pin group II and the ejector pin group III are used for cleaning the discharge hole group I, the discharge hole group II and the discharge hole group III of the discharge part, and the telescopic motor is arranged to drive the connecting shaft to move the cleaning part II, so that the ejector pin group IV is used for cleaning the sieve holes, and the effect of automatically cleaning the extrusion die is realized;
Through setting up the length of thimble group I, thimble group II, thimble group III, through the position of regulation and control clearance portion I, carry out effective regulation to the bad state that produces in the granulation process, the effectual efficiency that improves the granulation.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the enlarged partial structure of the area A of FIG. 1 according to the present invention;
FIG. 3 is a schematic diagram of the overall side cross-sectional structure of the present invention;
FIG. 4 is a schematic view of the enlarged partial structure of the area B of FIG. 3 according to the present invention;
FIG. 5 is an orthogonal cross-sectional schematic view of a cleaning section one and its associated component structure of the present invention;
FIG. 6 is a right side view of the cleaning section one and its related component structure of the present invention;
FIG. 7 is an orthogonal schematic view of the bushing, outfeed section, cleaning section one and their associated component structures of the present invention;
FIG. 8 is a schematic right-side view of the discharge portion of the present invention;
In the figure: 1. a housing; 2. a speed governor; 3. an engine; 4. a screw; 5. an outer cylinder; 6. an inner cavity; 7. a feed hopper; 8. a support base; 9. a heater; 10. a bushing; 11. a porous plate; 12. a sieve pore; 13. a sleeve; 14. a first cavity; 15. a discharging part; 16. a first discharging hole group; 17. a second discharging hole group; 18. a third discharging hole group; 19. a pushing shaft; 20. a first cleaning part; 21. round bench; 22. a thimble group I; 23. a second ejector pin group; 24. a third ejector pin group; 25. a first connecting frame; 26. a connecting column; 27. a hydraulic telescopic rod; 28. a second connecting frame; 29. a first telescopic motor; 30. a connecting shaft; 31. a second cleaning part; 32. a disc; 33. a thimble group IV; 34. a through hole; 35. a cavity II; 36. a cutting section; 37. a connecting ring; 38. a cutting knife; 39. a rotating drum; 40. a rotating electric machine; 41. a receiving hopper; 42. a feed pipe; 43. a blower; 44. a collecting tank; 45. and a connecting frame III.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides the following technical solutions: the utility model provides a granulating device for plastic production, includes casing 1, and casing 1 left side top fixedly connected with speed regulator 2, and speed regulator 2's input is connected with engine 3 through the drive belt, and engine 3 is located casing 1 and is in speed regulator 2 below, and engine 3 passes through the drive belt and drives speed regulator 2 rotation, and speed regulator 2 is used for adjusting engine 3 to be shifted into with the speed ratio that speed regulator 2 turned out;
the output end of the speed regulator 2 is fixedly connected with a screw 4 through a coupler, an outer cylinder 5 is sleeved outside the screw 4, an inner cavity 6 is formed in the outer cylinder 5, the screw 4 is nested in the inner cavity 6, and the speed regulator 2 drives the screw 4 to rotate in the inner cavity 6 of the outer cylinder 5.
The outer cylinder 5 is provided with feeder hopper 7 near speed regulator 2 one side, and the output of feeder hopper 7 runs through outer cylinder 5 upside cavity wall intercommunication inner chamber 6, and plastics crushed aggregates get into inner chamber 6 through feeder hopper 7 and under the rotatory effect of screw rod 4, carry plastics crushed aggregates to the direction that deviates from speed regulator 2 in inner chamber 6.
The outer wall of the outer cylinder 5 is fixedly connected with a plurality of supporting seats 8, the supporting seats 8 are wrapped on the outer wall of the outer cylinder 5, and the bottom side is fixedly connected to the upper side of the shell 1.
The outer wall of the outer cylinder 5 is provided with a plurality of groups of heaters 9, the heaters 9 are sleeved on the outer wall of the outer cylinder 5 and are used for heating the outer cylinder 5 to enable plastic crushed aggregates in the inner cavity 6 to be melted into fluid, the left end of the outer cylinder 5 is provided with a lining 10, and the left half part of the lining 10 is nested on the right side of the inner cavity 6;
The lining 10 is internally sleeved with a porous plate 11, a plurality of sieve holes 12 are uniformly formed in the porous plate 11, the sieve holes 12 are used for sieving and discharging molten plastics, a sleeve 13 is sleeved on the outer wall of the right side of the lining 10, a first cavity 14 is formed in the sleeve 13, the first cavity 14 is used for storing and buffering plastics flowing out of the discharge holes, the right half part of the lining 10 is nested at the left side of the first cavity 14, and an inner cavity 6 is communicated with the first cavity 14 through the porous plate 11;
The right side of the sleeve 13 is fixedly connected with a discharging part 15, a first discharging hole group 16, a second discharging hole group 17 and a third discharging hole group 18 are sequentially formed in the position of the discharging part 15 from outside to inside, and the first discharging hole group 16, the second discharging hole group 17 and the third discharging hole group 18 are all used for extruding plastic strips outwards.
The middle of the discharging part 15 is connected with a pushing shaft 19 in a sliding manner, the pushing shaft 19 penetrates through the discharging part 15 to be fixedly connected with a cleaning part I20 on one side of the sleeve 13, the cleaning part I20 is positioned in the cavity I14, the cleaning part I20 comprises a round table 21, the round table 21 has the function of dividing plastic fluid, and the right side of the round table 21 is sequentially and fixedly connected with a thimble group I22, a thimble group II 23 and a thimble group III 24 from outside to the axis;
The first ejector pin group 22, the second ejector pin group 23 and the third ejector pin group 24 are respectively matched with the first discharge hole group 16, the second discharge hole group 17 and the third discharge hole group 18, and the first ejector pin group 22, the second ejector pin group 23 and the third ejector pin group 24 can be respectively pushed into the first discharge hole group 16, the second discharge hole group 17 and the third discharge hole group 18 to plug the first discharge hole group 16, the second discharge hole group 17 and the third discharge hole group 18 so as to prevent plastic fluid from extruding out of holes.
The side of pushing away from pushing away the axis 19 is fixedly connected with link one 25 on the right side week side, and one side of link one 25 keep away from pushing away the axis 19 is fixedly connected with two sets of spliced poles 26, and two sets of spliced poles 26 are located the front and back both sides of link one 25 respectively, and the equal fixedly connected with hydraulic telescoping rod 27 in left side of two sets of spliced poles 26, hydraulic telescoping rod 27 fixed connection are on casing 1 right side inner wall, and hydraulic telescoping rod 27's output runs through casing 1 fixed connection in the left side of spliced pole 26.
The two groups of connecting posts 26 are fixedly connected with a second connecting frame 28, the right side of the second connecting frame 28 is fixedly connected with a first telescopic motor 29, the output end of the first telescopic motor 29 is fixedly connected with a connecting shaft 30 penetrating through the second connecting frame 28, the connecting shaft 30 is sleeved in the pushing shaft 19, and the connecting shaft 30 penetrates through the pushing shaft 19 to one side of the sleeve 13 and is fixedly connected with a second cleaning part 31;
A plurality of through holes 34 are uniformly formed in one side, close to the bushing 10, of the round table 21, a second cavity 35 is formed in the round table 21, the second cleaning part 31 is located in the second cavity 35, and the through holes 34 are communicated with the second cavity 35.
The second cleaning part 31 comprises a disc 32, a fourth thimble group 33 is fixedly connected to the left side of the disc 32, the fourth thimble group 33 is matched with the through hole 34 and the sieve holes 12, and the fourth thimble group 33 is pushed into the sieve holes 12 through the through hole 34 under the pushing of the connecting shaft 30 to seal the sieve holes 12 and clean the sieve holes 12;
when the fourth ejector pin group 33 does not operate, the left side surface of the fourth ejector pin is flush with the left side surface of the round table 21, so that the through hole 34 is blocked, and plastic fluid is prevented from entering the second cavity 35.
The upper bearing of the pushing shaft 19 is connected with a cutting part 36, the cutting part 36 comprises a connecting ring 37, the connecting ring 37 is sleeved on the pushing shaft 19 but is not in direct contact with the outer side surface of the pushing shaft 19, a connecting frame III 45 is connected with the bearing of the middle outer wall of the connecting ring 37, one side of the connecting frame III 45, far away from the connecting ring 37, is fixedly connected with a casing 1, the left outer wall of the connecting ring 37 is fixedly connected with three groups of cutting knives 38, the three groups of cutting knives 38 are distributed at 120 degrees in the axis of the connecting ring 37, and the cutting knives 38 are used for cutting plastic strips extruded from the holes of the discharging part 15;
The rotary drum 39 is fixedly connected to the right side of the connecting ring 37, the rotary drum 39 is connected with the rotary motor 40, the rotary motor 40 is fixedly connected to the front side of the machine shell 1, and the rotary motor 40 drives the connecting ring 37 to rotate through belt connection, so that the cutting knife 38 cuts the plastic strips extruded from the right side of the discharging part 15 into particles.
A receiving hopper 41 is arranged below the cutting part 36, a feeding pipe 42 is communicated with the lower side of the receiving hopper 41, a blower 43 is communicated with the front side of the feeding pipe 42, and a collecting tank 44 is communicated with one side, far away from the blower 43, of the feeding pipe 42;
The cut plastic pellets fall into the receiving hopper 41 under gravity and are cooled and blown by the blower 43 from the feed pipe 42 into the collection tank 44 for collection.
In this embodiment, the engine 3 is started, the engine 3 drives the speed regulator 2 to rotate through the driving belt, the speed regulator 2 drives the screw 4 to rotate through the coupling, the plastic crushed aggregates after cleaning and drying are poured into the feed hopper 7, the plastic crushed aggregates are conveyed into the inner cavity 6 under the rotation action of the screw 4, the heater 9 is started, the outer cylinder 5 is heated by the heater 9, the plastic crushed aggregates in the inner cavity 6 are melted into fluid, the melted plastic fluid flows out from the right side of the inner cavity 6 under the rotation action of the screw 4, enters the first cavity 14 through the sieve holes 12, is accumulated in the first cavity 14, is finally extruded into plastic strips through the discharging part 15, forms particles under the cutting of the cutting knife 38, falls into the receiving hopper 41, and finally enters the collecting tank 44 through the cooling and blowing of the blower 43.
After the granulating is completed, the device needs to clean the sieve holes 12 on the porous plate 11 and the first discharge hole group 16, the second discharge hole group 17 and the third discharge hole group 18 on the discharge part 15, so as to prevent the plastic fluid from blocking after cooling and solidifying and influencing the next granulating;
At this time, the hydraulic telescopic rod 27 is controlled to retract, the cleaning part I20 moves leftwards, the left side surface of the round table 21 is in direct contact with the right side of the porous plate 11, then the output end of the telescopic motor I29 is controlled to extend out, the connecting shaft 30 drives the thimble group IV 33 on the cleaning part II 31 to penetrate through the through hole 34 and completely push into the sieve holes 12, and the sieve holes 12 are cleaned;
after the cleaning is finished, the telescopic motor I29 controls the thimble group IV 33 to reset, the hydraulic telescopic rod 27 is controlled to extend again, the cleaning part I20 moves to the right side, and the right side of the round table 21 is in direct contact with the left side of the discharging part 15, so that the thimble group I22, the thimble group II 23 and the thimble group III 24 are completely jacked into the discharging hole group I16, the discharging hole group II 17 and the discharging hole group III 18 to be cleaned, and after the cleaning is finished, the hydraulic telescopic rod 27 is controlled to reset with the cleaning part I20 to prepare for the next granulation.
In the second embodiment, the following structure is added on the basis of the first embodiment:
the lengths of the first ejector pin group 22, the second ejector pin group 23 and the third ejector pin group 24 are sequentially increased;
When the third ejector pin group 24 ejects into the third discharge hole group 18, the first ejector pin group 22 and the second ejector pin group 23 do not block the first discharge hole group 16 and the second discharge hole group 17, so that only the holes of the first discharge hole group 16 and the second discharge hole group 17 can extrude plastic strips during granulation;
When the second ejector pin group 23 is ejected into the second discharge hole group 17, the first ejector pin group 22 does not block the first discharge hole group 16, so that only the first discharge hole group 16 can extrude plastic strips during granulation;
In the embodiment, during normal granulation, the third ejector pin group 24 is ejected in the third discharge hole group 18, and plastic strips can be extruded only in the holes of the first discharge hole group 16 and the second discharge hole group 17, so that when the feeding hopper 7 emits materials, the current granulation discharge speed is higher than the feeding speed of plastic crushed aggregates;
The hydraulic telescopic rod 27 is controlled to drive the cleaning part I20 to move to one side of the porous plate 11, so that the thimble group III 24 moves out of the discharge hole group III 18, and the discharge hole group I16, the discharge hole group II 17 and the discharge hole group III 18 can extrude plastic strips for granulation, and the material overflow condition is relieved;
When the plastic strip extruded by the discharging part 15 is broken, the plastic fluid in the inner cavity 6 is insufficient, so that the extrusion force in the first cavity 14 is low;
The hydraulic telescopic rod 27 is controlled to drive the first cleaning part 20 to move to one side of the discharging part 15, so that the second ejector pin group 23 is propped against the second discharging hole group 17, plastic strips can be extruded only in the first discharging hole group 16, the number of the extruded holes of the plastic strips is reduced, the extrusion force in the first cavity 14 is increased, and the plastic strips are prevented from being broken.
The application method of the granulating device for plastic production comprises the following steps:
S1: plastic crushed aggregates enter the inner cavity 6 from the feed hopper 7, are heated to become fluid, then are extruded from the discharge part 15, are cut into particles by the cutting knife 38, are cooled by the blower 43 and are blown into the collecting tank 44;
S2: in the granulating process, the position of the first cleaning part 20 is changed to carry out granulating regulation and control aiming at the state of plastic crushed aggregates in the granulating process;
S21: when the feeding hopper 7 is in material discharge, the current granulating and discharging speed is higher than the feeding speed of plastic crushed aggregates, the cleaning part I20 is controlled to move leftwards, the thimble group III 24 is moved out of the discharging hole group III 18, and therefore the discharging hole group I16, the discharging hole group II 17 and the discharging hole group III 18 can extrude plastic strips for granulating, and the material discharge condition is relieved;
S22: when the plastic strip extruded by the discharging part 15 is broken, the plastic fluid in the inner cavity 6 is insufficient, so that the extrusion force in the first cavity 14 is low;
The first cleaning part 20 is controlled to move to the right side, so that the second ejector pin group 23 is propped in the second discharge hole group 17, and only the first discharge hole group 16 can extrude plastic strips, so that the number of holes extruded by the plastic strips is reduced, the extrusion force in the first cavity 14 is increased, and the plastic strips are prevented from being broken.
S3: after granulation is completed, the first cleaning part 20 is controlled to move leftwards, the left side surface of the round table 21 is directly contacted with the right side of the porous plate 11, then the output end of the first telescopic motor 29 is controlled to extend out, the connecting shaft 30 drives the fourth ejector pin group 33 on the second cleaning part 31 to completely eject into the sieve holes 12 through the through holes 34, and the sieve holes 12 are cleaned;
And S4, subsequently, the fourth ejector pin group 33 is controlled to reset, the hydraulic telescopic rod 27 is controlled to extend again, the first cleaning part 20 moves to the right side, and the right side of the round table 21 is in direct contact with the left side of the discharging part 15, so that the first ejector pin group 22, the second ejector pin group 23 and the third ejector pin group 24 are completely ejected into the first discharging hole group 16, the second discharging hole group 17 and the third discharging hole group 18 to be cleaned, and after the cleaning is finished, the first cleaning part 20 is controlled to reset to prepare for the next granulation.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a granulating device for plastic production, includes casing (1), its characterized in that: the novel speed regulator is characterized in that a speed regulator (2) is fixedly connected to the upper left side of the casing (1), an engine (3) is connected to the input end of the speed regulator (2) through a transmission belt, a screw (4) is fixedly connected to the output end of the speed regulator (2) through a coupling, an outer cylinder (5) is sleeved on the outer side of the screw (4), an inner cavity (6) is formed in the outer cylinder (5), the screw (4) is nested in the inner cavity (6), and a feed hopper (7) is arranged on one side, close to the speed regulator (2), of the outer cylinder (5);
The outer wall of the outer cylinder (5) is provided with a plurality of heaters (9), and the heaters (9) are sleeved on the outer wall of the outer cylinder (5);
The novel multifunctional electric water heater is characterized in that a bushing (10) is arranged at the left end of the outer barrel (5), a porous plate (11) is sleeved in the bushing (10), a plurality of sieve holes (12) are uniformly formed in the porous plate (11), a sleeve (13) is sleeved on the outer wall of the right side of the bushing (10), and a first cavity (14) is formed in the sleeve (13);
The right side of the sleeve (13) is fixedly connected with a discharging part (15), and a discharging hole group I (16), a discharging hole group II (17) and a discharging hole group III (18) are sequentially formed in the discharging part (15) from outside to the axis;
A pushing shaft (19) is slidably connected in the middle of the discharging part (15), the pushing shaft (19) penetrates through the discharging part (15) and is fixedly connected with a cleaning part I (20) towards one side of the sleeve (13), and the cleaning part I (20) is positioned in the cavity I (14);
The right side peripheral side surface of the pushing shaft (19) is fixedly connected with a first connecting frame (25), one side of the first connecting frame (25) far away from the pushing shaft (19) is fixedly connected with two groups of connecting columns (26), and the left sides of the two groups of connecting columns (26) are fixedly connected with hydraulic telescopic rods (27);
The two groups of connecting columns (26) are fixedly connected with a second connecting frame (28), the right side of the second connecting frame (28) is fixedly connected with a first telescopic motor (29), the output end of the first telescopic motor (29) penetrates through the second connecting frame (28) and is fixedly connected with a connecting shaft (30), the connecting shaft (30) is sleeved in a pushing shaft (19), the connecting shaft (30) penetrates through the pushing shaft (19) and is fixedly connected with a second cleaning part (31) towards one side of the sleeve (13), and a cutting part (36) is connected to an upper bearing of the pushing shaft (19);
A receiving hopper (41) is arranged below the cutting part (36), a feeding pipe (42) is communicated with the lower side of the receiving hopper (41), a blower (43) is communicated with the front side of the feeding pipe (42), and a collecting tank (44) is communicated with one side, far away from the blower (43), of the feeding pipe (42);
the first cleaning part (20) comprises a round table (21), the right side of the round table (21) is sequentially and fixedly connected with a first thimble group (22), a second thimble group (23) and a third thimble group (24) from outside to inside, and the first thimble group (22), the second thimble group (23) and the third thimble group (24) are respectively matched with the first discharge hole group (16), the second discharge hole group (17) and the third discharge hole group (18);
The lengths of the first thimble group (22), the second thimble group (23) and the third thimble group (24) are sequentially increased.
2. A pelleting device for plastic production according to claim 1, characterized in that: a plurality of through holes (34) are uniformly formed in one side, close to the bushing (10), of the round table (21), a cavity II (35) is formed in the round table (21), the cleaning part II (31) is located in the cavity II (35), and the through holes (34) are communicated with the cavity II (35).
3. A pelleting device for plastic production according to claim 2, characterized in that: the second cleaning part (31) comprises a disc (32), the left side of the disc (32) is fixedly connected with a fourth thimble group (33), and the fourth thimble group (33) is matched with the through hole (34) and the sieve holes (12).
4. A pelleting device for plastic production according to claim 3, characterized in that: cutting portion (36) are including go-between (37), go-between (37) cover is established on pushing shaft (19) but not with pushing shaft (19) lateral surface direct contact, outer wall bearing is connected with link three (45) in the middle of go-between (37), one side fixed connection that go-between (45) were kept away from go-between (37) is on casing (1), three cutting knife (38) of go-between (37) left side outer wall fixedly connected with, three sets of cutting knife (38) are 120 distribution with the axle center of go-between (37), go-between (37) right side fixedly connected with rotary drum (39), rotary drum (39) area is connected with rotating electrical machines (40), rotating electrical machines (40) fixed connection is in casing (1) front side.
5. The granulating apparatus for plastic production as claimed in claim 4, wherein: the outer wall of the outer cylinder (5) is fixedly connected with a plurality of supporting seats (8), and the supporting seats (8) are wrapped on the outer wall of the outer cylinder (5) and the bottom side is fixedly connected to the upper side of the shell (1).
6. The granulating apparatus for plastic production as claimed in claim 5, wherein: the engine (3) is positioned in the shell (1) and below the speed regulator (2), and the output end of the feed hopper (7) penetrates through the upper side cavity wall of the outer cylinder (5) to be communicated with the inner cavity (6).
7. The granulating apparatus for plastic production as claimed in claim 6, wherein: the left half part of the bushing (10) is nested on the right side of the inner cavity (6), and the right half part of the bushing (10) is nested on the left side of the first cavity (14).
8. The granulating apparatus for plastic production as claimed in claim 7, wherein: the two groups of connecting columns (26) are respectively positioned on the front side and the rear side of the first connecting frame (25), the hydraulic telescopic rod (27) is fixedly connected to the inner wall of the right side of the casing (1), and the output end of the hydraulic telescopic rod (27) penetrates through the casing (1) and is fixedly connected to the left side of the connecting column (26).
9. The method of using a plastic production pelleting device according to claim 8, wherein:
S1: feeding plastic crushed aggregates into an inner cavity (6) from a feed hopper (7), heating the plastic crushed aggregates into fluid, extruding plastic strips from a discharge part (15), granulating the plastic strips by a cutter (38), cooling by a blower (43), and blowing the plastic crushed aggregates into a collecting tank (44);
S2: in the granulating process, the position of the cleaning part I (20) is changed to carry out granulating regulation and control aiming at the state of plastic crushed aggregates in the granulating process;
S3: after granulation is completed, the first cleaning part (20) is controlled to move leftwards, the left side surface of the round table (21) is directly contacted with the right side of the porous plate (11), then the output end of the first telescopic motor (29) is controlled to extend out, the connecting shaft (30) drives the fourth ejector pin group (33) on the second cleaning part (31) to completely eject into the sieve holes (12) through the through holes (34), and the sieve holes (12) are cleaned;
S4, subsequently, the fourth ejector pin group (33) is controlled to reset, the cleaning part I (20) is controlled to move rightwards again, so that the first ejector pin group (22), the second ejector pin group (23) and the third ejector pin group (24) are completely ejected into the first discharge hole group (16), the second discharge hole group (17) and the third discharge hole group (18) to be cleaned, and after the cleaning is finished, the cleaning part I (20) is controlled to reset to prepare for the next granulation.
10. The method of using a plastic production pelleting device according to claim 9, wherein: the specific steps of S2 are as follows:
s21: when the feeding hopper (7) emits materials, the cleaning part I (20) is controlled to move to the left side, so that the thimble group III (24) moves out of the discharge hole group III (18), and the discharge hole group I (16), the discharge hole group II (17) and the discharge hole group III (18) can extrude plastic strips for granulation, and the material emission condition is relieved;
S22: when the plastic strip extruded by the discharging part (15) is broken, the cleaning part I (20) is controlled to move to the right side, so that the ejector pin group II (23) is ejected in the discharging hole group II (17), only the plastic strip can be extruded in the discharging hole group I (16), the number of the extruded holes of the plastic strip is reduced, the extrusion force in the cavity I (14) is increased, and the plastic strip is prevented from being broken.
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| CN202410210941.1A CN117774258B (en) | 2024-02-27 | 2024-02-27 | Granulating device for plastic production |
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| CN202410210941.1A CN117774258B (en) | 2024-02-27 | 2024-02-27 | Granulating device for plastic production |
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| CN117774258B true CN117774258B (en) | 2024-04-26 |
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| US5698237A (en) * | 1992-02-10 | 1997-12-16 | Bacher; Helmut | Apparatus for granulating synthetic plastics materials |
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| WO2019200670A1 (en) * | 2018-04-21 | 2019-10-24 | 江苏申源新材料有限公司 | Self-cleaning plastic pelletizer |
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| CN217967811U (en) * | 2022-10-13 | 2022-12-06 | 东莞市诠盛塑料有限公司 | Granulation mechanism for plastic raw materials |
| CN116945402A (en) * | 2023-07-29 | 2023-10-27 | 吴玉娣 | Environment-friendly and efficient plastic particle processing device and plastic particle processing technology |
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2024
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5698237A (en) * | 1992-02-10 | 1997-12-16 | Bacher; Helmut | Apparatus for granulating synthetic plastics materials |
| CN208375668U (en) * | 2018-03-30 | 2019-01-15 | 南京鸿加源机械科技有限公司 | A kind of extruder prilling granulator |
| WO2019200670A1 (en) * | 2018-04-21 | 2019-10-24 | 江苏申源新材料有限公司 | Self-cleaning plastic pelletizer |
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| CN116945402A (en) * | 2023-07-29 | 2023-10-27 | 吴玉娣 | Environment-friendly and efficient plastic particle processing device and plastic particle processing technology |
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