CN219583327U - Sieving mechanism for granulator - Google Patents
Sieving mechanism for granulator Download PDFInfo
- Publication number
- CN219583327U CN219583327U CN202320767009.XU CN202320767009U CN219583327U CN 219583327 U CN219583327 U CN 219583327U CN 202320767009 U CN202320767009 U CN 202320767009U CN 219583327 U CN219583327 U CN 219583327U
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- Prior art keywords
- screening
- box
- dust removing
- communicated
- feeding
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- 230000007246 mechanism Effects 0.000 title claims abstract description 27
- 238000007873 sieving Methods 0.000 title claims description 7
- 238000012216 screening Methods 0.000 claims abstract description 88
- 239000000428 dust Substances 0.000 claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 26
- 239000002893 slag Substances 0.000 claims description 19
- 239000004744 fabric Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000011361 granulated particle Substances 0.000 abstract description 32
- 238000005469 granulation Methods 0.000 abstract description 11
- 230000003179 granulation Effects 0.000 abstract description 11
- 238000009825 accumulation Methods 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract description 2
- 229920003023 plastic Polymers 0.000 description 12
- 239000004033 plastic Substances 0.000 description 12
- 239000008187 granular material Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 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
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to the technical field of granulation processing, and discloses a screening device for a granulator. According to the quantitative screening mechanism, the quantitative feeding screening work can be carried out on the granulated particles through the spiral conveying combination of the feeding pipeline and the screw conveying propeller, so that the situation that the screen is blocked due to accumulation caused by excessive single feeding can be avoided, the frequent feeding strength of workers can be reduced, the dynamic rolling efficiency of the granulated particles is improved on one hand, the screening circulation performance of the granulated particles is enhanced, the filtering screening contact is wider, and the screening is more efficient on the other hand.
Description
Technical Field
The utility model relates to the technical field of granulation processing, in particular to a screening device for a granulator.
Background
Plastic pelletization is a process of plastic machining, before plastic is made into a final product, the plastic is mixed and then pelletized, so that the plastic becomes a marketable raw material, molten polymer is extruded from a hot die to form a strip shape, then cooled, finally the cooled strip-shaped polymer is cut off by a pelleting machine to form granules, and the granules after being cut off by the pelleting machine are uneven, so that the pelleting granules need to be screened, for example, the prior patent technology shows that: through searching, chinese patent net discloses a granule vibration screening device (publication No. CN 217569589U) for granulator, and such device utilizes vibration mechanism to drive the screen cloth and shakes the screening, prevents that the condition that the granulation granule from appearing piling up in the screening process.
However, there are some disadvantages to the screening devices adopted in the above-mentioned published patent and the existing market: such a mode that utilizes vibration mechanism to drive the screen cloth and vibrate the screening, although it can vibrate screening work to the granulation granule, but the charging rate of unable convenient accurate control granulation, when piling up more granulation granule on the screen cloth once, very easily under heavy pressure and accumulational effect, lead to the very easy condition of piling up the jam of granulation granule. To this end, a person skilled in the art provides a screening device for a granulator to solve the problems set forth in the background art.
Disclosure of Invention
The utility model mainly aims to provide a screening device for a granulator, which can effectively solve the problem that a screen is easily blocked in the granulating and screening process in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the screening device for the granulator comprises a supporting vertical frame, wherein a quantitative screening mechanism is arranged above a bracket of the supporting vertical frame, and a discharging and dust removing mechanism is arranged in the bracket of the supporting vertical frame, which is opposite to the lower part of the quantitative screening mechanism;
the quantitative screening mechanism comprises a screening box arranged above a supporting vertical frame support, a feeding pipeline is communicated with one side of the box body of the screening box, a slag bin is communicated with the other side of the box body of the screening box, a transmission shaft is connected to the matching end of the cavity of the screening box, the feeding pipeline and the slag bin in a penetrating manner, a screw conveying propeller is arranged at one end of a shaft rod of the transmission shaft in the interior of the pipeline, a screening cylinder is arranged at the other end of the shaft rod of the transmission shaft in the interior of the box body of the screening box, two groups of triangular brackets connected with the transmission shaft are symmetrically arranged in the screening cylinder, and an inner spiral plate is arranged on the inner wall of the screening cylinder.
As still further aspects of the utility model: the upper part of the pipeline of the feeding pipeline is communicated with a feed bin at one end, and the bottom of the bin body of the slag feed bin is communicated with a slag discharge pipe.
As still further aspects of the utility model: the feeding device is characterized in that a driving shell is arranged at one end of the feeding pipeline, a driving motor is arranged at the bottom end of one side of the driving shell, a belt pulley A is arranged in a cavity of the driving shell, one end output end of the transmission shaft extends to the transmission shaft, a belt pulley B is arranged in the cavity, and the belt pulley A is connected with the belt pulley B through a transmission belt.
As still further aspects of the utility model: the screw outer diameter of screw conveying oar and the pipeline internal diameter looks adaptation of material loading pipeline, and the paddle of screw conveying oar extends to the barrel way inside of screw conveying oar.
As still further aspects of the utility model: the discharging and dedusting mechanism comprises a dedusting box arranged at the bottom opening of the sieving box, a plurality of groups of buffer guide plates are symmetrically arranged inside the box body of the dedusting box, two groups of dedusting air cylinders are symmetrically communicated with the front side and the rear side of the box body of the dedusting box in pairs, and the number of each group of dedusting air cylinders is two.
As still further aspects of the utility model: the plurality of groups of buffer guide plates are symmetrically staggered and arranged.
As still further aspects of the utility model: the interior of the duct of the dust removing air duct is sequentially provided with a protective cover and a negative pressure fan along the exhaust direction of the dust removing air duct, and two adjacent dust removing air ducts are communicated through a dust collecting cloth bag.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the quantitative screening mechanism, the quantitative feeding screening work can be carried out on the granulated particles through the spiral conveying combination of the feeding pipeline and the screw conveying propeller, so that the situation that the screen is blocked due to accumulation caused by excessive single feeding can be avoided, the frequent feeding strength of workers can be reduced, and then the quantitative feeding is carried out, meanwhile, the dynamic rolling efficiency of the granulated particles is improved, the screening circulation performance of the granulated particles is enhanced, the filtering screening contact is wider, and the screening is more efficient.
2. According to the utility model, the unloading circulation of the granulated particles is prolonged by the material buffering guide plate in the unloading and dedusting mechanism, and dust, impurities and the like wrapped in the granulated particles can be adsorbed and removed under the negative pressure suction of the dedusting air duct, so that the quality purity of the granulated particles is improved.
Drawings
FIG. 1 is a schematic diagram of a sieving mechanism for a pelletizer according to the present utility model;
FIG. 2 is a schematic plan view of a screening apparatus for a pelletizer according to the present utility model;
FIG. 3 is a schematic view of a quantitative screening mechanism in a screening device for a granulator according to the present utility model;
fig. 4 is a schematic structural view of a discharging and dust removing mechanism in a sieving device for a granulator.
In the figure: 1. a supporting stand; 2. a screening box; 3. a feeding pipeline; 4. a storage bin; 5. a drive housing; 6. a driving motor; 7. a slag bin; 8. slag discharge pipes; 9. a dust removal box; 10. a dust removal air duct; 11. a dust collecting cloth bag; 12. a material-retarding guide plate; 13. a transmission belt; 14. a transmission shaft; 15. a screw conveyor propeller; 16. a tripod; 17. a sieving cylinder; 18. an inner spiral plate; 19. a belt pulley A; 20. a belt pulley B; 21. a negative pressure fan; 22. and a protective cover.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, a screening device for a granulator includes a supporting stand 1, a quantitative screening mechanism is arranged above a bracket of the supporting stand 1, the quantitative screening mechanism includes a screening box 2 installed above the bracket of the supporting stand 1, one side of a box body of the screening box 2 is communicated with a feeding pipeline 3, the other side of the box body of the screening box 2 is communicated with a slag bin 7, a position above a pipeline of the feeding pipeline 3 is communicated with a feed bin 4, the bottom of the slag bin 7 is communicated with a slag discharge pipe 8, when the screening device is used for screening plastic granulated particles, the granulated particles to be screened are delivered into the feed bin 4, the granulated particles are circularly blanked into the corresponding feeding pipeline 3, the granulated particles are quantitatively pushed into the screening box 2 by utilizing quantitative pushing of internal components of the quantitative screening mechanism, qualified granulated particles are screened and fall into a dust removal box 9 to be discharged, unqualified granulated particles are screened and fall into the slag bin 7, and are discharged through the slag discharge pipe 8.
The screening box 2, the feeding pipeline 3, the cavity of slag bin 7 is to closing the end and is connected with transmission shaft 14 in the running through, drive housing 5 is installed to the pipeline one end of feeding pipeline 3, one side of drive housing 5 is located bottom position department and installs driving motor 6, driving motor 6's output extends to the inside belt pulley A19 that is provided with of cavity of drive housing 5, the one end output of transmission shaft 14 extends to the inside belt pulley B20 that is provided with of cavity of transmission shaft 14, be connected through drive belt 13 between belt pulley A19 and the belt pulley B20, in the screening process that utilizes screening plant to plastics granulation granule, when the material circulation falls into in the feeding pipeline 3, driving motor 6 begins the work, drive belt pulley A19 rotates, through the transfer transmission of drive belt 13, drive belt pulley B20 rotates, synchronous drive transmission shaft 14 rotates, the corresponding part of drive carries out the material loading, screening work.
One end of a shaft lever of the transmission shaft 14 is just provided with a screw conveying propeller 15 in a pipeline of the feeding pipeline 3, the other end of the shaft lever of the transmission shaft 14 is just provided with a screening cylinder 17 in a box body of the screening box 2, two groups of triangular brackets 16 connected with the transmission shaft 14 are symmetrically arranged in the screening cylinder 17, an inner screw plate 18 is arranged on the inner wall of the screening cylinder 17, the screw outer diameter of the screw conveying propeller 15 is matched with the inner diameter of the pipeline of the feeding pipeline 3, blades of the screw conveying propeller 15 extend to the inside of the pipeline of the screw conveying propeller 15, during the process of screening plastic granulated particles by utilizing the screening device, the transmission shaft 14 rotates, on one hand, the screw conveying propeller 15 is driven to rotate to push the granulated particles to quantitatively push in the feeding pipeline 3, the granulated particles quantitatively feed into the screening cylinder 17, on the other hand, the screw pushing of the inner screw plate 18 is utilized to push the granulated particles forwards, then the screening cylinder 17 in the rotating process, one side carries out uninterrupted rotary type separation operation on the granulated particles to screen qualified granulated particles into the dedusting box 9, and the other side carries out synchronous pushing of the granulated particles into a slag bin 8.
The support of the support stand 1 is internally provided with a discharging and dedusting mechanism just opposite to the lower part of the quantitative screening mechanism, the discharging and dedusting mechanism comprises a dedusting box 9 arranged at the bottom box opening of the screening box 2, a plurality of groups of buffer guide plates 12 are symmetrically arranged in pairs in the box body of the dedusting box 9, the plurality of groups of buffer guide plates 12 are symmetrically staggered, in the screening process of plastic granulating particles by utilizing the screening device, when the granulating particles circularly fall into the dedusting box 9, the granulating particles are buffered by the buffer guide plates 12 which are symmetrically staggered, so that the discharging time is prolonged, and the dedusting operation is facilitated.
The front side and the rear side of the box body of the dust removal box 9 are communicated with two groups of dust removal air cylinders 10 in a pairwise symmetrical mode, the number of each group of dust removal air cylinders 10 is two, a protective cover 22 and a negative pressure fan 21 are sequentially arranged in the barrel channel of each dust removal air cylinder 10 along the exhaust direction of the dust removal air cylinders, the two adjacent dust removal air cylinders 10 are communicated through a dust collection cloth bag 11, when the plastic granulation particles are screened by utilizing a screening device, the negative pressure fans 21 synchronously work when the granulation particles circulate on a buffering guide plate 12, negative pressure suction is carried out on air in the dust removal box 9, dust impurities wrapped in the granulation particles in the unloading process are pumped out in a negative pressure mode, the dust is discharged through the dust removal air cylinders 10, and dust is collected by utilizing the dust collection cloth bag 11.
The working principle of the utility model is as follows: when the screening device is used for screening plastic granulated particles, the plastic granulated particles to be screened are delivered into the storage bin 4, the granulated particles are circularly blanked into the corresponding feeding pipeline 3 under the action of gravity, then the driving motor 6 starts to work, the belt pulley A19 is driven to rotate, the belt pulley B20 is driven to rotate through the transfer transmission of the transmission belt 13, the synchronous driving transmission shaft 14 rotates, corresponding parts are driven to feed and screen, the further transmission shaft 14 rotates, on one hand, the screw conveyor propeller 15 is driven to rotate, the granulated particles are pushed to quantitatively push in the feeding pipeline 3, the granulated particles are quantitatively fed into the screening cylinder 17, on the other hand, the screening cylinder 17 is driven to rotate, the granulated particles are pushed forwards by the screw of the inner screw plate 18, then the screening cylinder 17 rotates, on one side of the continuous rotary screening work is carried out on the granulated particles, the qualified granulated particles are screened and fall into the dust bin 9, the other side of the qualified granulated particles are synchronously pushed in a spiral manner into the slag bin 7, the slag discharge tube 8 is carried out, and when the granulated particles fall into the dust bin 9 in a circulating manner, the dust bin is discharged by the suction bin 9 through the suction fan 12, the negative pressure is kept in a negative pressure state, and the dust is discharged by the suction bin is prolonged, and the dust is discharged by the suction bin is discharged by the suction fan 11, and the dust is discharged in a negative pressure state, and the dust is discharged in the dust bin is discharged by the suction bin and the dust is discharged by the dust is discharged.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The screening device for the granulator comprises a supporting vertical frame (1) and is characterized in that a quantitative screening mechanism is arranged above a bracket of the supporting vertical frame (1), and a discharging and dust removing mechanism is arranged in the bracket of the supporting vertical frame (1) right opposite to the lower part of the quantitative screening mechanism;
the quantitative screening mechanism comprises a screening box (2) arranged above a support stand (1), a feeding pipeline (3) is communicated with one side of a box body of the screening box (2), a slag bin (7) is communicated with the other side of the box body of the screening box (2), a transmission shaft (14) is connected with a cavity of the screening box (2), the feeding pipeline (3) and the slag bin (7) in a penetrating manner, a screw conveying propeller (15) is arranged at one end of a shaft rod of the transmission shaft (14) right opposite to the inside of a pipeline of the feeding pipeline (3), a screening cylinder (17) is arranged at the other end of the shaft rod of the transmission shaft (14) right opposite to the inside of the box body of the screening box (2), two groups of triangular brackets (16) connected with the transmission shaft (14) are symmetrically arranged inside the screening cylinder (17), and an inner screw plate (18) is arranged on the inner wall of the screening cylinder (17).
2. The screening device for the granulator according to claim 1, wherein a feed bin (4) is communicated above the pipeline of the feeding pipeline (3) at one end position, and a slag discharge pipe (8) is communicated at the bottom of the slag bin (7).
3. The screening device for a granulator according to claim 1, wherein a driving housing (5) is mounted at one end of the feeding pipeline (3), a driving motor (6) is mounted at the bottom end position on one side of the driving housing (5), a belt pulley a (19) is arranged in a cavity of the driving housing (5) extending from the output end of the driving motor (6), a belt pulley B (20) is arranged in a cavity of the driving shaft (14) extending from the output end of one end of the driving shaft (14), and the belt pulley a (19) is connected with the belt pulley B (20) through a driving belt (13).
4. A screening device for a granulator according to claim 1, characterized in that the screw outer diameter of the screw conveyor (15) is adapted to the inner diameter of the pipe of the feeding pipe (3), and that the blades of the screw conveyor (15) extend into the barrel of the screw conveyor (15).
5. The screening device for the granulator according to claim 1, wherein the unloading and dust removing mechanism comprises a dust removing box (9) arranged at a box opening at the bottom of the screening box (2), a plurality of groups of buffer guide plates (12) are symmetrically arranged in the box body of the dust removing box (9), two groups of dust removing air cylinders (10) are symmetrically communicated in pairs at the front side and the rear side of the box body of the dust removing box (9), and the number of the dust removing air cylinders (10) in each group is two.
6. A screening apparatus for a granulator according to claim 5, wherein a plurality of sets of said buffer guides (12) are arranged in a symmetrical staggered arrangement.
7. The sieving mechanism for a granulator according to claim 5, wherein the dust removing air duct (10) is provided with a shield (22) and a negative pressure fan (21) in sequence along the exhaust direction thereof, and two adjacent dust removing air ducts (10) are communicated through a dust collecting cloth bag (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320767009.XU CN219583327U (en) | 2023-04-10 | 2023-04-10 | Sieving mechanism for granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320767009.XU CN219583327U (en) | 2023-04-10 | 2023-04-10 | Sieving mechanism for granulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219583327U true CN219583327U (en) | 2023-08-25 |
Family
ID=87696239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320767009.XU Active CN219583327U (en) | 2023-04-10 | 2023-04-10 | Sieving mechanism for granulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219583327U (en) |
-
2023
- 2023-04-10 CN CN202320767009.XU patent/CN219583327U/en active Active
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