CN221540589U - Filtering device for plastic extruding machine - Google Patents
Filtering device for plastic extruding machine Download PDFInfo
- Publication number
- CN221540589U CN221540589U CN202323329472.5U CN202323329472U CN221540589U CN 221540589 U CN221540589 U CN 221540589U CN 202323329472 U CN202323329472 U CN 202323329472U CN 221540589 U CN221540589 U CN 221540589U
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- feed cylinder
- wall
- fixed
- hollow column
- charging barrel
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- 229920003023 plastic Polymers 0.000 title claims abstract description 63
- 239000004033 plastic Substances 0.000 title claims abstract description 63
- 238000001914 filtration Methods 0.000 title claims abstract description 16
- 238000001125 extrusion Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract description 3
- 238000007790 scraping Methods 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 16
- 239000002245 particle Substances 0.000 abstract description 47
- 238000005485 electric heating Methods 0.000 description 9
- 238000009413 insulation Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 229920000426 Microplastic Polymers 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a filtering device for an extruding machine, belongs to the technical field of plastic processing, and solves the problems that a filter screen can filter some plastic particles which are not completely melted, and the filter screen can be blocked due to the fact that the particles which are not completely melted and adsorbed on the filter screen are not cleaned in time. This filter equipment for extruding machine, including the feed cylinder, offered feed inlet and discharge gate on the feed cylinder, be fixed with the filter on the discharge gate, the mounting groove has been seted up to the feed cylinder inner wall, and the winding has the electrothermal tube in the mounting groove, and the feed cylinder inner wall is the heat conduction material, and the feed cylinder outer wall is fixed with the motor, and the motor output shaft end is fixed with the pivot that extends the feed cylinder, and sliding connection has a plurality of puddlers in the pivot, sliding connection has extrusion mechanism in the pivot. The utility model has the advantages of remelting the plastic particles which are not melted completely and avoiding the filter screen from being blocked.
Description
Technical Field
The utility model belongs to the technical field of plastic processing, and relates to a filtering device, in particular to a filtering device for an extruding machine.
Background
The filtering device of the plastic extruding machine is an important plastic processing machine, and most of plastic products can be produced and manufactured by extrusion molding. The principle is as follows: the method comprises the steps of taking solid plastic particles as raw materials, heating the plastic particles into a molten state, pressurizing to enable the molten state plastic to be extruded out of a special-shaped extrusion port base, and timely cooling to enable the molten state plastic to be shaped rapidly. The material conveying and extrusion of the filtering device of the plastic extruding machine are generally completed by a screw conveyor, and the outer layer of the screw conveyor is coated with a heating device, so that plastic particles are melted while conveying.
By searching, for example, chinese patent literature discloses an extruder filter device [ application number: 2016115 0650.X; publication No.: CN106541556a ]. The device belongs to the technical field of plastic woven bag production and processing, in particular to a filtering device of an extruding machine, which comprises a horizontally arranged screw conveyer, a hopper is arranged above the feeding end of the screw conveyer, the discharge end of the screw conveyer is provided with an extrusion port, the outer wall of the screw conveyer is provided with an electric heating device, and a filter screen is arranged between the discharge end of the screw conveyer and the extrusion port. The device filters the particle impurities by the filter screen, improves the purity of plastics, and further improves the surface quality and the structural strength of shoveling.
The filter screen disclosed in the patent filters particle impurities, so that the purity of plastics is improved, the surface quality and the structural strength of products are further improved, but the filter screen also filters some incompletely melted plastic particles, and the filter screen is blocked by the incompletely melted particles adsorbed on the filter screen.
Disclosure of utility model
The utility model aims at solving the problems in the prior art, and provides a filtering device for an extruding machine, which aims at solving the technical problems that: how to realize remelting the plastic particles which are not melted completely, and avoid the filter screen from being blocked.
The aim of the utility model can be achieved by the following technical scheme:
The utility model provides a filter equipment for extruding machine, includes the feed cylinder, feed inlet and discharge gate have been seted up on the feed cylinder, be fixed with the filter on the discharge gate, the mounting groove has been seted up to the feed cylinder inner wall, the winding has the electrothermal tube in the mounting groove, the feed cylinder inner wall is the heat conduction material, the feed cylinder outer wall is fixed with the motor, the motor output shaft end is fixed with the pivot that extends the feed cylinder, sliding connection has a plurality of puddlers in the pivot, sliding connection has extrusion mechanism in the pivot.
The working principle of the utility model is as follows: pouring plastic particles into a charging barrel through a feeding hole, opening an electric heating tube to heat the inside of the charging barrel, starting a motor to drive a rotating shaft to rotate, and driving a stirring rod to stir the plastic particles by the rotating shaft, so that the plastic particles are melted more uniformly.
The extrusion mechanism comprises a hollow column which is slidingly connected with a rotating shaft, two sleeves are rotationally connected on the hollow column, pistons are fixed on the sleeves, an electric telescopic rod is fixed on the charging barrel and connected with one of the pistons, a scraping ring is fixed at the left end of the hollow column, and the stirring rod is fixedly connected with the hollow column.
By adopting the structure, after plastic particles in the charging barrel are melted through the mounting piston and the scraping ring, the electric telescopic rod is started to drive the piston to slide in the charging barrel, the piston drives the sleeve to move, meanwhile, the sleeve drives the hollow column to move, molten particles in the charging barrel are extruded to the discharge port, the particles are filtered through the filter plate, the plastic particles which are not completely melted are left in the charging barrel, when the hollow column slides in the rotating shaft, the plastic adhered to the surface of the rotating shaft is scraped completely by the scraping ring, the hollow column is prevented from being influenced to move in the rotating shaft, and when the piston is reset, the excessive plastic particles adhered to the inner wall of the charging barrel and the plastic particles which are not completely melted are brought back to the original position and the next batch of plastic particles are melted again together, so that waste is avoided.
The inner wall of the hollow column is fixedly provided with a clamping strip, the rotating shaft is provided with a sliding groove, and the clamping strip is in sliding connection with the sliding groove.
By adopting the structure, through installing the clamping strip and arranging the sliding groove, the rotating shaft is rotated to drive the hollow column to rotate, and meanwhile, the hollow column can slide on the rotating shaft, so that the piston can slide on the rotating shaft.
And the outer wall of the charging barrel is rotationally connected with a heat insulation layer.
By adopting the structure, the heat emitted by the electric heating tube during heating can be transferred to the outer wall of the charging barrel through the installation of the heat insulation layer, so that heat is radiated, the heat loss is caused, the energy consumption is increased, the heat insulation layer can play a role in heat preservation of the inside of the charging barrel, and the heat loss is blocked.
The stirring rod other end is fixed with scrapes the strip, scrape the strip and laminate mutually with the feed cylinder inner wall.
By adopting the structure, through the installation scraping strip, plastic particles can adhere to the inner wall of the charging barrel after melting, and a part of unmelted plastic particles can stay on the surface of the filter plate, and the plastic residues can be scraped off by the scraping strip to be melted and stirred again.
Compared with the prior art, the filtering device for the plastic extruding machine has the following advantages:
1. pouring plastic particles into a charging barrel through a feeding hole, opening an electric heating tube to heat the inside of the charging barrel, starting a motor to drive a rotating shaft to rotate, and driving a stirring rod to stir the plastic particles by the rotating shaft, so that the plastic particles are melted more uniformly.
2. Through installing the piston and scraping the ring, after the plastic granules in the feed cylinder melts, start electric telescopic handle and drive the piston and slide in the feed cylinder, the piston drives the sleeve and removes, the sleeve drives hollow post simultaneously and removes, make the granule extrusion that melts in the feed cylinder to discharge gate department, filter through the filter, leave the plastic granules that does not melt completely in the feed cylinder, when hollow post slides in the pivot, the plastics of adhesion on the pivot surface is scraped the ring completely by scraping, avoid influencing hollow post and remove in the pivot, when the piston resets the in-process, with unnecessary adhesion at the feed cylinder inner wall with not melting plastic granules of complete melting bring back normal position and the next batch plastic granules together melt again and avoid extravagant.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a side cross-sectional view of the present utility model.
Fig. 3 is a schematic structural view of a rotating shaft in the present utility model.
In the figure, 1, a charging barrel; 2. a feed inlet; 3. a discharge port; 4. a filter plate; 5. a motor; 6. a rotating shaft; 7. a stirring rod; 8. a hollow column; 9. a piston; 10. a scraping ring; 11. clamping strips; 12. a chute; 13. a mounting groove; 14. an electric heating tube; 15. a thermal insulation layer; 16. scraping the strip; 17. an electric telescopic rod; 18. a sleeve.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1-3, the filtering device for the plastic extruding machine comprises a charging barrel 1, wherein a charging hole 2 and a discharging hole 3 are formed in the charging barrel 1, a filter plate 4 is fixed on the discharging hole 3, an installation groove 13 is formed in the inner wall of the charging barrel 1, an electric heating tube 14 is wound in the installation groove 13, the inner wall of the charging barrel 1 is made of a heat conducting material, a motor 5 is fixed on the outer wall of the charging barrel 1, a rotating shaft 6 extending into the charging barrel 1 is fixed at the output shaft end of the motor 5, a plurality of stirring rods 7 are connected to the rotating shaft 6 in a sliding manner, and an extruding mechanism is connected to the rotating shaft 6 in a sliding manner.
Pouring plastic particles into the charging barrel 1 through the charging hole 2, opening the electric heating tube 14 to heat the inside of the charging barrel 1, driving the rotating shaft 6 to rotate by the starting motor 5, driving the stirring rod 7 to stir the plastic particles by the rotating shaft 6, so that the plastic particles are melted more uniformly, and after all the plastic particles in the charging barrel 1 are melted, reserving unmelted plastic particles in the charging barrel 1 through the filtering plate 4 at the discharging hole 3 by the extrusion mechanism, and extruding the melted plastic particles.
The extrusion mechanism comprises a hollow column 8 which is slidably connected to the rotating shaft 6, two sleeves 18 are rotatably connected to the hollow column 8, pistons 9 are fixed to the two sleeves 18, an electric telescopic rod 17 is fixed to the charging barrel 1, the electric telescopic rod 17 is connected with one of the pistons 9, a scraping ring 10 is fixed to the left end of the hollow column 8, and the stirring rod 7 is fixedly connected with the hollow column 8.
By adopting the structure, after plastic particles in the charging barrel 1 are melted by installing the piston 9 and the scraping ring 10, the electric telescopic rod 17 is started to drive the piston 9 to slide in the charging barrel 1, the piston 9 drives the sleeve 18 to move, meanwhile, the sleeve 18 drives the hollow column 8 to move, molten particles in the charging barrel 1 are extruded to the discharge port 3, the particles are filtered by the filter plate 4, the plastic particles which are not melted completely are left in the charging barrel 1, when the hollow column 8 slides on the rotating shaft 6, the plastic adhered to the surface of the rotating shaft 6 is scraped cleanly by the scraping ring 10, the hollow column 8 is prevented from being influenced to move on the rotating shaft 6, and redundant plastic particles which are adhered to the inner wall of the charging barrel 1 and are not melted completely are brought back to the original position in the resetting process of the piston 9, and the next plastic particles are melted again together, so that waste is avoided.
The inner wall of the hollow column 8 is fixed with a clamping strip 11, a chute 12 is arranged on the rotating shaft 6, and the clamping strip 11 is in sliding connection with the chute 12.
By adopting the structure, through installing the clamping strip 11 and arranging the sliding groove 12, the rotation of the rotating shaft 6 is realized to drive the hollow column 8 to rotate, and meanwhile, the hollow column 8 can slide on the rotating shaft 6, so that the piston 9 can slide on the rotating shaft 6.
The outer wall of the charging barrel 1 is rotatably connected with a heat insulation layer 15.
By adopting the structure, the heat emitted by the electric heating tube 14 during heating can be transferred to the outer wall of the charging barrel 1 through the installation of the heat insulation layer 15, so that heat is radiated, the heat loss is caused, the energy consumption is increased, the heat insulation layer 15 can play a role in insulating the heat inside the charging barrel 1, and the heat loss is prevented.
The other end of the stirring rod 7 is fixed with a scraping strip 16, and the scraping strip 16 is attached to the inner wall of the charging barrel 1.
With the above structure, by installing the scraping strip 16, plastic particles adhere to the inner wall of the charging barrel 1 after melting, a part of unmelted plastic particles can stay on the surface of the filter plate 4, and the plastic residues can be scraped off by the scraping strip 16 to be melted and stirred again.
The plastic particles are poured into the charging barrel 1 through the charging hole 2, the electric heating tube 14 is opened to heat the interior of the charging barrel 1, the motor 5 is started to drive the rotating shaft 6 to rotate, the stirring rod 7 is driven by the rotating shaft 6 to stir the plastic particles, after the plastic particles in the charging barrel 1 are melted, the piston 9 is driven by the electric telescopic rod 17 to slide in the charging barrel 1, the sleeve 18 is driven by the piston 9 to move, meanwhile, the sleeve 18 drives the hollow column 8 to move, the melted particles in the charging barrel 1 are extruded to the discharging hole 3, filtering is carried out through the filter plate 4, the plastic particles which are not melted are left in the charging barrel 1, when the hollow column 8 slides on the rotating shaft 6, the plastic adhered to the surface of the rotating shaft 6 is scraped by the scraping ring 10, the hollow column 8 is prevented from being influenced to move on the rotating shaft 6, and the inner wall of the charging barrel 1 and the plastic particles which are not melted are carried back to the original position and the next batch of plastic particles are melted again in the resetting process of the piston 9.
In sum, through extrusion mechanism, realize not melting the plastics granule again that melts completely, avoid the filter screen to be blocked up the function.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (5)
1. The utility model provides a filter equipment for extruding machine, includes feed cylinder (1), its characterized in that, feed inlet (2) and discharge gate (3) have been seted up on feed cylinder (1), be fixed with filter (4) on discharge gate (3), mounting groove (13) have been seted up to feed cylinder (1) inner wall, the winding has electrothermal tube (14) in mounting groove (13), feed cylinder (1) inner wall is the heat conduction material, feed cylinder (1) outer wall is fixed with motor (5), motor (5) output shaft end is fixed with pivot (6) that extend feed cylinder (1), sliding connection has a plurality of puddlers (7) on pivot (6), sliding connection has extrusion mechanism on pivot (6).
2. The filtering device for the plastic extruding machine according to claim 1, wherein the extruding mechanism comprises a hollow column (8) which is slidingly connected with a rotating shaft, two sleeves (18) are rotationally connected on the hollow column (8), pistons (9) are fixed on the two sleeves (18), an electric telescopic rod (17) is fixed on the charging barrel (1), the electric telescopic rod (17) is connected with one of the pistons (9), a scraping ring (10) is fixed at the left end of the hollow column (8), and the stirring rod (7) is fixedly connected with the hollow column (8).
3. The filtering device for the plastic extruding machine according to claim 2, wherein the inner wall of the hollow column (8) is fixedly provided with a clamping strip (11), the rotating shaft (6) is provided with a sliding groove (12), and the clamping strip (11) is in sliding connection with the sliding groove (12).
4. A filter device for an extruder according to claim 1, characterized in that the outer wall of the cartridge (1) is rotatably connected with a heat insulating layer (15).
5. The filtering device for the plastic extruding machine according to claim 1, wherein the other end of the stirring rod (7) is fixedly provided with a scraping strip (16), and the scraping strip (16) is attached to the inner wall of the charging barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323329472.5U CN221540589U (en) | 2023-12-07 | 2023-12-07 | Filtering device for plastic extruding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323329472.5U CN221540589U (en) | 2023-12-07 | 2023-12-07 | Filtering device for plastic extruding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221540589U true CN221540589U (en) | 2024-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323329472.5U Active CN221540589U (en) | 2023-12-07 | 2023-12-07 | Filtering device for plastic extruding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN221540589U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118990943A (en) * | 2024-08-28 | 2024-11-22 | 广州市旭胜模具有限公司 | Injection mold for lower decorative plate of automobile rear bumper |
-
2023
- 2023-12-07 CN CN202323329472.5U patent/CN221540589U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118990943A (en) * | 2024-08-28 | 2024-11-22 | 广州市旭胜模具有限公司 | Injection mold for lower decorative plate of automobile rear bumper |
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