CN112223714A - A blanking structure for plastic granulator - Google Patents
A blanking structure for plastic granulator Download PDFInfo
- Publication number
- CN112223714A CN112223714A CN202011164211.0A CN202011164211A CN112223714A CN 112223714 A CN112223714 A CN 112223714A CN 202011164211 A CN202011164211 A CN 202011164211A CN 112223714 A CN112223714 A CN 112223714A
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- CN
- China
- Prior art keywords
- feeding
- orifice plate
- blanking structure
- comb teeth
- scraper
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
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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
- 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
- B29C48/27—Cleaning; Purging; Avoiding contamination
- B29C48/271—Cleaning; Purging; Avoiding contamination of feeding units
-
- 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
- B29C48/92—Measuring, controlling or regulating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention provides a blanking structure for a plastic granulator, which comprises a feeding cylinder, a feeding cylinder and an extrusion die cylinder, wherein the lower end of the feeding cylinder is assembled with the feeding cylinder, the lower end of the feeding cylinder is assembled with the extrusion die cylinder, the feeding cylinder is communicated with a feeding pipe, a flow control device is arranged in the feeding cylinder, the upper end of the feeding cylinder is provided with a top plate, the blanking structure also comprises an upper scraper blade and lower comb teeth, the upper scraper blade is arranged on the lower end surface of the top plate, the lower comb teeth are arranged on the upper end surface of the flow control device, the upper scraper blade is linked with the lower comb teeth, the upper end of the top plate is provided with a first driving motor for driving the upper scraper blade and the lower comb teeth to rotate, and when the upper scraper blade and the lower comb teeth rotate synchronously, airflow in the feeding cylinder is upwards discharged from an exhaust hole, so that the material in the feeding.
Description
Technical Field
The invention relates to a plastic granulator, in particular to a blanking structure for the plastic granulator.
Background
The plastic granulator is a machine for processing the corner feed back of goods into plastic granules, through carrying the material to extruding the heating of a mould section of thick bamboo and extruding the cutting and form plastic granules, wherein the transport environment of material is indispensable, and is also vital, and current plastic granulator blanking simple structure, the material blows in from feed pipeline through the fan, the material is piled up at the exhaust hole easily, make when the feeding section of thick bamboo internal gas pressure big or small, it is inhomogeneous to lead to the blanking, influence process velocity, consequently, there are more drawbacks, consequently, need a blanking structure who is used for plastic granulator just can solve these problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a blanking structure for a plastic granulator.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a blanking structure for plastic granulator, includes a feeding section of thick bamboo, a pay-off section of thick bamboo and an extrusion die section of thick bamboo, a feeding section of thick bamboo lower extreme and a pay-off section of thick bamboo assembly, a feeding section of thick bamboo intercommunication has the inlet pipe, is equipped with flow control device in the feeding section of thick bamboo, the upper end of a feeding section of thick bamboo have the roof, still include upper scraper blade and lower broach, upper scraper blade sets up terminal surface under the roof, the broach sets up flow control device up end down, upper scraper blade and lower broach linkage, the roof upper end is equipped with and is used for driving upper scraper blade and lower broach pivoted first driving motor, make the air current in the feeding section of thick bamboo upwards discharge from the exhaust hole when upper scraper blade rotates with lower broach synchronization, the material evenly falls into a pay.
The feeding barrel is internally provided with a feeding flood dragon, the upper end of the feeding flood dragon is provided with a material pressing paddle, an extruding scraper is arranged in the extruding die barrel and fixedly assembled with the feeding flood dragon, the feeding flood dragon further comprises a second driving motor, the second driving motor drives the extruding scraper to rotate in the extruding die barrel, and the feeding flood dragon is linked with the extruding scraper.
First driving motor passes through reduction gear and pivot meshing transmission, both ends rotate the assembly through bearing and roof and flow control device respectively about the pivot, go up the scraper blade and all realize the interlock with pivot fixed assembly with lower broach.
The upper scraper blade comprises at least one blade.
The lower comb teeth at least comprise a comb rod, and a plurality of comb teeth are arranged on the comb rod.
The flow control device comprises a movable orifice plate and a fixed orifice plate, the fixed orifice plate is fixedly assembled with the feeding barrel through a flange connecting piece, the movable orifice plate is arranged on the upper end face of the fixed orifice plate, the lower end of the rotating shaft is rotatably assembled with the central point of the fixed orifice plate through a bearing, and the movable orifice plate rotates relative to the rotating shaft.
The feeding cylinder comprises an upper cylinder body and a lower cylinder body, the upper cylinder body is fixedly assembled with the flange connecting piece and the fixed pore plate, the feeding cylinder further comprises a pressing plate used for limiting the movable pore plate to move up and down, the pressing plate is arranged between the flange connecting piece and the upper cylinder body, and the lower cylinder body is fixedly assembled with the fixed pore plate.
The movable orifice plate and the fixed orifice plate are provided with corresponding blanking holes, the movable orifice plate is provided with an adjusting rod, and one side of the flange connecting piece is provided with an adjusting groove for the adjusting rod to extend out and limit the rotation stroke of the movable orifice plate.
The top plate is provided with exhaust holes, the exhaust holes are arranged in the scraping range of the upper scraper plate, and the exhaust holes are provided with screens for preventing materials from being discharged from the exhaust holes.
The pressing paddle at least comprises a pressing rod.
The invention has the beneficial effects that: the invention provides a blanking structure for a plastic granulator, which is characterized in that an upper scraper blade and lower comb teeth are arranged in a feeding cylinder, materials at an exhaust hole are timely cleaned through rotation of the upper scraper blade and the lower comb teeth so that air flow can be smoothly discharged, the materials in the feeding cylinder are uniformly distributed, the blanking efficiency is ensured, the materials are uniformly dropped from a flow control device and then conveyed into an extrusion die cylinder through a material pressing paddle to be subjected to friction heating softening and finally extrusion cutting to form plastic particles, the blanking stability of the materials is ensured through the structure, and the blanking efficiency and the processing efficiency are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the flow control device of the present invention.
Detailed Description
As shown in fig. 1 to 3, a blanking structure for a plastic granulator comprises a feeding cylinder 100, a feeding cylinder 200 and an extrusion cylinder 300, wherein the lower end of the feeding cylinder 100 is assembled with the feeding cylinder 200, the lower end of the feeding cylinder 200 is assembled with the extrusion cylinder 300, the feeding cylinder 100 is communicated with a feeding pipe 110, a flow control device 400 is arranged in the feeding cylinder 100, the upper end of the feeding cylinder 100 is provided with a top plate 120, the blanking structure further comprises an upper scraper 510 and lower comb teeth 520, the upper scraper 510 is arranged on the lower end surface of the top plate 120, the lower comb teeth 520 are arranged on the upper end surface of the flow control device 400, the upper scraper 510 is linked with the lower comb teeth 520, the upper end of the top plate 120 is provided with a first driving motor 530 for driving the upper scraper 510 and the lower comb teeth 520 to rotate, when the upper scraper 510 and the lower comb teeth 520 rotate synchronously, the air flow in the feeding cylinder 100 is discharged upwards from an exhaust hole, the material uniformly falls into the feeding cylinder downwards, and when the, can lead to the material in a feeding section of thick bamboo 100 to be blown by the air current and pile up in the exhaust hole, lead to the material to fall from flow control device 400 inhomogeneous, so set up scraper blade 510 and lower broach 520, drive through both synchronous rotations and make the air current upwards discharge from the exhaust hole, make the material evenly fall into a feeding section of thick bamboo 100, guarantee that the material is from the even falling of flow control device 400, guarantee blanking efficiency, improve process velocity.
The feeding barrel 200 is internally provided with a feeding flood dragon 610, the upper end of the feeding flood dragon 610 is provided with a pressing paddle 620, the inside of the extrusion die barrel 300 is provided with an extrusion scraper 310, the extrusion scraper 310 is fixedly assembled with the feeding flood dragon 610, the feeding flood dragon further comprises a second driving motor 630, the second driving motor 630 drives the extrusion scraper 310 to rotate in the extrusion die barrel 300, the feeding flood dragon 610 is linked with the extrusion scraper 310, the pressing paddle 620 presses the material falling down from the flow control device 400 to convey the feeding flood dragon 610 to the extrusion die barrel 300 for processing, and the pressing paddle 620 and the feeding flood dragon 610 form a set of complete blanking structure with the upper scraper 510 and the lower comb teeth 520.
The first driving motor 530 is in meshing transmission with the rotating shaft 540 through a reduction gear box, the upper end and the lower end of the rotating shaft 540 are respectively in rotating assembly with the top plate 120 and the flow control device 400 through bearings, the upper scraper 510 and the lower comb teeth 520 are fixedly assembled with the rotating shaft 540 to realize linkage, and the material in the feeding barrel 100 is fed too fast to the feeding barrel 200 due to the fact that the upper scraper 510 and the lower comb teeth 520 rotate too fast, and the upper scraper 510 and the lower comb teeth 520 are easily damaged, so that the reduction gear box is needed to realize reduction transmission.
The upper scraper 510 includes at least one blade, preferably two or three blades, the two blades are symmetrically arranged, and the blades can scrape off materials blocked on the exhaust holes when rotating, so as to keep the air flow smoothly discharged.
The flow control device 400 comprises a movable orifice plate 410 and a fixed orifice plate 420, the fixed orifice plate 420 is fixedly assembled with the feeding barrel 100 through a flange connector 430, the movable orifice plate 410 is arranged on the upper end surface of the fixed orifice plate 420, the lower end of a rotating shaft 540 is rotatably assembled with the central point of the fixed orifice plate 420 through a bearing, the movable orifice plate 410 rotates relative to the rotating shaft 540, the movable orifice plate 410 and the fixed orifice plate 420 are both provided with corresponding blanking orifices, the aperture size is adjusted by rotating the movable orifice plate 410, the falling speed and the falling quantity of materials are controlled, the phenomenon that the materials fall too fast to cause blockage in the feeding barrel 200 is avoided, or the falling too slow causes that the material conveying in the feeding barrel 200 cannot follow up the subsequent processing progress.
The feeding cylinder 100 comprises an upper cylinder body 130 and a lower cylinder body 140, the upper cylinder body 130 is fixedly assembled with a flange connector 430 and a fixed orifice plate 420, the feeding cylinder further comprises a pressing plate 450 for limiting the up-and-down movement of the movable orifice plate 410, the pressing plate 450 can be independently arranged or can be arranged into an integrated structure with an opening at the lower end of the upper cylinder body 130, the pressing plate 450 is arranged between the flange connector 430 and the upper cylinder body 130, the lower cylinder body 140 is fixedly assembled with the fixed orifice plate 420, the conventional flow control device 400 is that the movable orifice plate 410 is arranged below the fixed orifice plate 420, so when repairing or maintaining the machine, the whole feeding cylinder 100 needs to be emptied of materials, and the flow control device 400 is removed, the operation is troublesome, the movable orifice plate 410 is arranged at the upper end of the fixed orifice plate 420, the assembly structure is simpler, and when the machine is maintained and repaired later, only the lower cylinder body 140 and the fixed orifice plate, need not to empty the material, it is simpler, convenient to tear the process open, adopts the fixing bolt assembly between upper barrel 130, clamp plate 150, flange joint 430 and the fixed orifice plate 420, and fixed orifice plate 420 and lower barrel 140 directly adopt the fixing bolt assembly alone, when demolising like this, only need demolish several bolts can be with the whole upper barrel 130 and flow control device 400 with lower barrel 140 separation.
The movable orifice plate 410 and the fixed orifice plate 420 are provided with corresponding blanking orifices, the movable orifice plate 410 is provided with an adjusting rod 411, one side of the flange connecting piece 430 is provided with an adjusting groove 431 for the adjusting rod 411 to extend out and limit the rotation stroke of the movable orifice plate 410, the groove length of the adjusting groove 431 is the maximum movement stroke of the movable orifice plate 410, the structural stability of the whole feeding cylinder 100 is ensured, and the adjusting function of the movable orifice plate 410 is not influenced.
Be equipped with the exhaust hole 121 on the roof 120, exhaust hole 121 arranges in the scraping range of last scraper blade 510, be equipped with the screen cloth that prevents the material from exhaust hole 121 on exhaust hole 121, because the material is blown through the fan and is carried to feed cylinder 100, the air current can inevitably get into feed cylinder 100 together in the transportation process, so set up exhaust hole 121 on feed cylinder 100's roof 120, the air current that feed pipe 110 fed and blown in the lump can be discharged through exhaust hole 121, because exhaust hole 121 department sets up the screen cloth, so the material can not blown out, go up scraper blade 510 and also can strike off the material of piling up in screen cloth department, can not cause exhaust hole 121 to block up.
The pressing paddle 620 at least comprises two pressing rods which are symmetrically arranged, and the pressing rods mainly act to compact materials along with the rotation of the feeding screw auger 610 so that the materials can be conveyed into the extrusion die cylinder 300 by the feeding screw auger 610.
The invention has the beneficial effects that: the invention provides a blanking structure for a plastic granulator, which is characterized in that an upper scraper blade and lower comb teeth are arranged in a feeding cylinder, and air flow is smoothly discharged through the rotation of the upper scraper blade and the lower comb teeth, so that materials in the feeding cylinder are uniformly distributed, the blanking efficiency is ensured, the materials are conveyed into an extrusion die cylinder for friction heating softening and finally extrusion cutting to form plastic particles through the rotation of a material pressing paddle after the materials uniformly fall from a flow control device, and the blanking stability of the materials is ensured through the structure, so that the blanking efficiency and the processing efficiency are improved, and the blanking structure is very practical.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to explain the principles of the invention, and that various modifications and alterations can be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. The blanking structure for the plastic granulator comprises a feeding barrel, a feeding barrel and an extrusion die barrel, wherein the lower end of the feeding barrel is assembled with the feeding barrel, the lower end of the feeding barrel is assembled with the extrusion die barrel, the feeding barrel is communicated with a feeding pipe, a flow control device is arranged in the feeding barrel, a top plate is arranged at the upper end of the feeding barrel, the blanking structure is characterized by further comprising an upper scraper and lower comb teeth, the upper scraper is arranged on the lower end face of the top plate, the lower comb teeth are arranged on the upper end face of the flow control device, the upper scraper is linked with the lower comb teeth, a first driving motor used for driving the upper scraper and the lower comb teeth to rotate is arranged at the upper end of the top plate, when the upper scraper and the lower comb teeth synchronously rotate, air flow in the feeding barrel is upwards discharged from an.
2. The blanking structure for the plastic granulator according to claim 1, wherein a feeding flood dragon is arranged in the feeding cylinder, a material pressing paddle is arranged at the upper end of the feeding flood dragon, an extruding scraper is arranged in the extruding die cylinder, the extruding scraper is fixedly assembled with the feeding flood dragon, the blanking structure further comprises a second driving motor, the second driving motor drives the extruding scraper to rotate in the extruding die cylinder, and the feeding flood dragon is linked with the extruding scraper.
3. The blanking structure for the plastic granulator according to claim 1, wherein the first driving motor is in meshing transmission with a rotating shaft through a reduction gear box, the upper end and the lower end of the rotating shaft are respectively rotatably assembled with the top plate and the flow control device through bearings, and the upper scraper blade and the lower comb teeth are fixedly assembled with the rotating shaft to realize linkage.
4. The blanking structure for a plastic granulator according to claim 1, wherein the upper scraper comprises at least one blade.
5. The blanking structure for plastic granulator according to claim 1 or 4, wherein the lower comb teeth comprise at least one comb rod, and the comb rod is provided with a plurality of comb teeth.
6. The blanking structure for the plastic granulator according to claim 3, wherein the flow control device comprises a movable orifice plate and a fixed orifice plate, the fixed orifice plate is fixedly assembled with the feeding cylinder through a flange connector, the movable orifice plate is arranged on the upper end surface of the fixed orifice plate, the lower end of the rotating shaft is rotatably assembled with the center point of the fixed orifice plate through a bearing, and the movable orifice plate rotates relative to the rotating shaft.
7. The blanking structure for a plastic granulator according to claim 6, wherein the feeding cylinder comprises an upper cylinder body and a lower cylinder body, the upper cylinder body is fixedly assembled with the flange connecting piece and the fixed orifice plate, the feeding cylinder further comprises a pressing plate for limiting the up-and-down movement of the movable orifice plate, the pressing plate is arranged between the flange connecting piece and the upper cylinder body, and the lower cylinder body is fixedly assembled with the fixed orifice plate.
8. The blanking structure for a plastic granulator according to claim 7, wherein the movable orifice plate and the fixed orifice plate are provided with corresponding blanking holes, the movable orifice plate is provided with an adjusting rod, and one side of the flange connecting piece is provided with an adjusting groove for the adjusting rod to extend out and limit the rotation stroke of the movable orifice plate.
9. The blanking structure for a plastic granulator according to claim 1, wherein the top plate is provided with vent holes, the vent holes are arranged in the scraping range of the upper scraper, and the vent holes are provided with screens for preventing the material from being discharged from the vent holes.
10. The blanking structure for a plastic granulator according to claim 2, wherein the pressing paddle comprises at least one pressing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011164211.0A CN112223714A (en) | 2020-10-27 | 2020-10-27 | A blanking structure for plastic granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011164211.0A CN112223714A (en) | 2020-10-27 | 2020-10-27 | A blanking structure for plastic granulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112223714A true CN112223714A (en) | 2021-01-15 |
Family
ID=74110856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011164211.0A Pending CN112223714A (en) | 2020-10-27 | 2020-10-27 | A blanking structure for plastic granulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112223714A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113334605A (en) * | 2021-05-31 | 2021-09-03 | 安徽龙行密封件有限公司 | High-efficient rubber plasticator |
| CN113587081A (en) * | 2021-07-15 | 2021-11-02 | 宁波久丰热电有限公司 | Coal-fired boiler combustion system |
-
2020
- 2020-10-27 CN CN202011164211.0A patent/CN112223714A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113334605A (en) * | 2021-05-31 | 2021-09-03 | 安徽龙行密封件有限公司 | High-efficient rubber plasticator |
| CN113587081A (en) * | 2021-07-15 | 2021-11-02 | 宁波久丰热电有限公司 | Coal-fired boiler combustion system |
| CN113587081B (en) * | 2021-07-15 | 2024-02-09 | 宁波久丰热电有限公司 | Combustion system of coal-fired boiler |
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