CN218803872U - Plastic extruder with preheating function - Google Patents
Plastic extruder with preheating function Download PDFInfo
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- CN218803872U CN218803872U CN202222845079.0U CN202222845079U CN218803872U CN 218803872 U CN218803872 U CN 218803872U CN 202222845079 U CN202222845079 U CN 202222845079U CN 218803872 U CN218803872 U CN 218803872U
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a plastics extruder with preheat function relates to plastics processing technology field, including the extruder main part, hopper under the upper end fixedly connected with of extruder main part, the bottom outside wall fixedly connected with hot-blast main pipe of hopper down, the inner chamber middle part fixedly connected with annular ventilating board of hopper down, fixedly connected with heating element in the inner chamber of hopper down, the hot-blast main pipe sends into dry hot-blast in the hopper, hot-blast entering annular piece, annular rotating plate in it drives rotates, and then drive the axostylus axostyle in its middle part and rotate, thereby the scraping wings that sets up on the axostylus axostyle upper end rotates stirs the plastic granules in the hopper down, hot-blast first annular hollow piece of entering and the second annular hollow piece of while are preheated by blowing out the plastic granules to the whereabouts in the wind gap and air-dry, the water content of plastic granules has been improved effectively, and then improve the condition that shaping rear surface is coarse or have the bubble.
Description
Technical Field
The utility model relates to a plastic processing technology field specifically is a plastics extruder with preheat function.
Background
In the plastic extrusion molding equipment, the plastic extruder is generally called a main machine, and the subsequent equipment matched with the plastic extruder is called an auxiliary machine. After the development of a plastic extruder for more than one hundred years, multiple machine types such as double screws, multiple screws and even no screws are derived from the original single screw, and the plastic extruder (host) can be matched with various plastic molding auxiliary machines such as pipes, films, monofilaments, flat wires, packing belts, extrusion nets, plate (sheet) materials, profiled bars and granulation-grade cable coating to form various plastic extrusion molding production lines to produce various plastic products, so that the plastic extrusion molding machine is one of the machines which are widely applied in the plastic processing industry no matter now or in the future;
at present, plastic extruders are widely used in the plastic processing industry, the existing plastic extruders heat and melt plastic particles entering a machine barrel to form the plastic particles, but when the water content of the plastic particles is too large, the plastic particles are rough in surface or have air bubbles after being formed, and therefore the plastic extruder with the preheating function is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastic extruder with preheat function to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a plastic extruder with a preheating function comprises an extruder main body, wherein a blanking hopper is fixedly connected to the upper end of the extruder main body, a hot air pipe is fixedly connected to the outer side wall surface of the bottom end of the blanking hopper, an annular ventilation plate is fixedly connected to the middle of an inner cavity of the blanking hopper, and a heating assembly is fixedly connected to the inner cavity of the blanking hopper;
the heating assembly comprises an annular block, an annular ventilating plate and a shaft lever, a cavity is formed in the middle of the annular block, an annular rotating plate is rotatably arranged in the cavity, fan blades are uniformly and fixedly arranged on the outer side wall surface of the annular rotating plate, three connecting rods are uniformly and fixedly connected to the inner side wall surface of the annular rotating plate, the other ends of the three connecting rods are fixedly connected with the shaft lever, and a material pushing plate is fixedly connected to the other end of the shaft lever;
the heating assembly further comprises a first annular hollow block and a second annular hollow block which are fixedly arranged in the inner cavity of the lower hopper, and air outlets penetrating through the inner cavity are symmetrically formed in the inner side wall surfaces of the first annular hollow block and the second annular hollow block.
Preferably, the second annular hollow block is fixedly arranged above the annular block, and the first annular hollow block is fixedly arranged between the second annular hollow block and the annular block.
Preferably, a first connecting pipe penetrating through to the inner cavity is fixedly connected between the top surface of the annular block and the bottom surface of the first annular hollow block, and a second connecting pipe penetrating through to the inner cavity is fixedly connected between the top surface of the first annular hollow block and the bottom surface of the second annular hollow block.
Preferably, an included angle between the air outlet of the first annular hollow block and the air outlet of the second annular hollow block is set to be ninety degrees.
Preferably, a first air inlet matched with the hot air pipe is formed in the side wall surface of the lower end of the lower hopper, and a second air inlet matched with the lower hopper is formed in the outer side wall surface of the annular block.
Preferably, the annular ventilating plate is positioned on the bottom surface of the material pushing plate.
Preferably, a plurality of ventholes are arranged in a penetrating manner in the annular ventilating plate, and a feed opening with the same inner diameter as the second annular hollow block is arranged in the middle of the annular ventilating plate in a penetrating manner.
Preferably, two wedge-shaped scraping plates are arranged at two ends of the material pushing plate in an axisymmetric manner.
Compared with the prior art, the beneficial effects of the utility model are that: in sending dry hot-blast into the hopper through the hot-blast main, hot-blast entering annular piece is in, drive the interior annular rotor plate rotation of it, and then drive the axostylus axostyle rotation of its middle part, thereby it stirs the plastic granules in the hopper down to make the scraping wings who sets up on the axostylus axostyle rotate, simultaneously hot-blast through first connecting pipe and second connecting pipe get into in first annular hollow block and the second annular hollow block, preheat the air-dry to the plastic granules of whereabouts in the hopper under getting into through the air outlet, it preheats the air-dry to the plastic granules of annular ventilating board upper end through the vent hole of seting up on the annular ventilating board to get into down simultaneously, the water content of plastic granules has been improved effectively, and then the condition that the shaping rear surface is crude or there is the bubble is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a filter assembly of the present invention;
FIG. 3 is a cross-sectional view of the filter assembly of the present invention;
in the figure: 1. an extruder body; 2. feeding a hopper; 3. a hot air pipe; 4. a ring block; 5. a first annular hollow block; 6. a second annular hollow block; 7. an annular ventilation plate; 8. a material pushing plate; 9. an annular rotating plate; 10. a fan blade; 11. a shaft lever; 12. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a plastic extruder with a preheating function comprises an extruder main body 1, wherein the upper end of the extruder main body 1 is fixedly connected with a lower hopper 2, the outer side wall surface of the bottom end of the lower hopper 2 is fixedly connected with a hot air pipe 3, the middle part of an inner cavity of the lower hopper 2 is fixedly connected with an annular ventilating plate 7, a heating component is fixedly connected in the inner cavity of the lower hopper 2, and the hot air pipe sends dry hot air into the heating component to preheat and air-dry plastic particles in the lower hopper 2;
the heating assembly comprises an annular block 4, an annular ventilating plate 7 and a shaft lever 11, a cavity is formed in the middle of the annular block 4, an annular rotating plate 9 is rotationally arranged in the cavity, fan blades 10 are uniformly and fixedly arranged on the outer side wall surface of the annular rotating plate 9, three connecting rods 12 are uniformly and fixedly connected to the inner side wall surface of the annular rotating plate 9, the other ends of the three connecting rods 12 are fixedly connected with the shaft lever 11, and the other end of the shaft lever 11 is fixedly connected with a material pushing plate 8;
heating element is still including fixed first annular hollow block 5 and the second annular hollow block 6 that sets up in hopper 2 inner chamber down, the equal symmetry of inside wall face of first annular hollow block 5 and second annular hollow block 6 has seted up the air outlet that runs through to the inner chamber, hot-blast entering annular block 4, drive annular rotor plate 9 in it and rotate, and then drive the axostylus axostyle in its middle part and rotate 11, thereby it stirs the plastic granules in the hopper down to make the scraping wings 8 that sets up on axostylus axostyle 11 rotate, simultaneously hot-blast through first connecting pipe and second connecting pipe get into in first annular hollow block 5 and the second annular hollow block 6, it preheats the air-dry to the plastic granules of whereabouts in hopper 2 down to get into through the air outlet, the hot-blast plastic granules that sets up on the annular ventilation board 7 on the hot-blast air-air that gets into down simultaneously air-dries annular ventilation board 7 upper end.
The hollow block 6 of second annular is fixed to be located the top of annular block 4, and the hollow block 5 of first annular is fixed to be located between the hollow block 6 of second annular and the annular block 4, carries out more even preheating air-drying to the plastic granules of whereabouts.
Fixedly connected with runs through to the first connecting pipe of inner chamber between the top surface of annular piece 4 and the bottom surface of the hollow piece 5 of first annular, and fixedly connected with runs through to the second connecting pipe of inner chamber between the top surface of the hollow piece 5 of first annular and the bottom surface of the hollow piece 6 of second annular, and the ventilation of mutually supporting uses.
The air outlet of the first annular hollow block 5 and the air outlet of the second annular hollow block 6 form an included angle of ninety degrees, and air outlet is more uniform.
The side wall surface of the lower end of the lower hopper 2 is provided with a first air inlet matched with the hot air pipe 3 for use, and the outer side wall surface of the annular block 4 is provided with a second air inlet matched with the lower hopper 2.
An annular ventilation plate 7 is located on the bottom surface of the ejector plate 8 so that a portion of the plastic particles is preheated and air dried on the ventilation plate 7.
A plurality of air outlets are formed in the annular ventilating plate 7 in a penetrating mode in an evenly distributed mode, preheating and air drying are facilitated for plastic particles on the upper surface of the annular ventilating plate, and a feed opening which is the same as the inner diameter of the second annular hollow block 6 is formed in the middle of the annular ventilating plate 7 in a penetrating mode and used for feeding.
Two wedge-shaped scraping plates are arranged at two ends of the material pushing plate 8 in an axisymmetric manner, so that plastic particles on the ventilating plate 7 can be stirred, preheated, air-dried and dropped conveniently.
The working principle is as follows: send dry hot-blast into hopper 2 through hot-blast main 3 in, hot-blast entering annular piece is inside 4, drive annular rotor plate 9 in it and rotate, and then drive the axostylus axostyle in its middle part and rotate 11, thereby it stirs the plastic granules in the hopper down to make the scraping wings 8 who sets up in 11 upper ends of axostylus axostyle rotate, simultaneously hot-blast through first connecting pipe and second connecting pipe get into in first annular hollow block 5 and the second annular hollow block 6, it preheats the air-dry to the plastic granules of whereabouts in hopper 2 down to get into through the air outlet, it preheats the air-dry to the plastic granules of annular ventilating board 7 upper end through the air outlet that sets up on annular ventilating board 7 to get into hot-blast in the hopper down simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A plastic extruder with a preheating function, comprising an extruder body (1), characterized in that: the upper end of the extruder main body (1) is fixedly connected with a blanking hopper (2), the outer side wall surface of the bottom end of the blanking hopper (2) is fixedly connected with a hot air pipe (3), the middle part of the inner cavity of the blanking hopper (2) is fixedly connected with an annular ventilating plate (7), and a heating assembly is fixedly connected in the inner cavity of the blanking hopper (2);
the heating assembly comprises an annular block (4), an annular ventilating plate (7) and a shaft lever (11), a cavity is formed in the middle of the annular block (4), an annular rotating plate (9) is rotationally arranged in the cavity, fan blades (10) are uniformly and fixedly arranged on the outer side wall surface of the annular rotating plate (9), three connecting rods (12) are uniformly and fixedly connected to the inner side wall surface of the annular rotating plate (9), the other ends of the three connecting rods (12) are fixedly connected with the shaft lever (11), and the other end of the shaft lever (11) is fixedly connected with a material pushing plate (8);
the heating assembly further comprises a first annular hollow block (5) and a second annular hollow block (6) which are fixedly arranged in the inner cavity of the lower hopper (2), and air outlets penetrating through the inner cavity are symmetrically formed in the inner side wall surfaces of the first annular hollow block (5) and the second annular hollow block (6).
2. A plastic extruder with preheating function according to claim 1, characterized in that: the second annular hollow block (6) is fixedly arranged above the annular block (4), and the first annular hollow block (5) is fixedly arranged between the second annular hollow block (6) and the annular block (4).
3. The plastic extruder with preheating function as claimed in claim 2, wherein: the connecting device is characterized in that a first connecting pipe penetrating to the inner cavity is fixedly connected between the top surface of the annular block (4) and the bottom surface of the first annular hollow block (5), and a second connecting pipe penetrating to the inner cavity is fixedly connected between the top surface of the first annular hollow block (5) and the bottom surface of the second annular hollow block (6).
4. A plastic extruder with preheating function according to claim 1, characterized in that: the included angle between the air outlet of the first annular hollow block (5) and the air outlet of the second annular hollow block (6) is set to be ninety degrees.
5. The plastic extruder with preheating function as claimed in claim 1, wherein: the side wall surface of the lower end of the lower hopper (2) is provided with a first air inlet matched with the hot air pipe (3) in use, and the outer side wall surface of the annular block (4) is provided with a second air inlet matched with the lower hopper (2).
6. A plastic extruder with preheating function according to claim 1, characterized in that: the annular ventilating plate (7) is positioned on the bottom surface of the material pushing plate (8).
7. A plastic extruder with preheating function according to claim 1, characterized in that: a plurality of air outlets are formed in the annular ventilating plate (7) in a penetrating mode, and a feed opening with the same inner diameter as the second annular hollow block (6) is formed in the middle of the annular ventilating plate (7) in a penetrating mode.
8. A plastic extruder with preheating function according to claim 1, characterized in that: two wedge-shaped scraping plates are arranged at two ends of the material pushing plate (8) in an axisymmetric manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222845079.0U CN218803872U (en) | 2022-10-27 | 2022-10-27 | Plastic extruder with preheating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222845079.0U CN218803872U (en) | 2022-10-27 | 2022-10-27 | Plastic extruder with preheating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218803872U true CN218803872U (en) | 2023-04-07 |
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ID=87270902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222845079.0U Active CN218803872U (en) | 2022-10-27 | 2022-10-27 | Plastic extruder with preheating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218803872U (en) |
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2022
- 2022-10-27 CN CN202222845079.0U patent/CN218803872U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230519 Address after: 437500 Qingshan Industrial Park, Chongyang County, Xianning City, Hubei Province Patentee after: Wuhan Hengsheng New Technology Development Co.,Ltd. Address before: No. 2843 Minzhu Street, Hanting District, Weifang City, Shandong Province, 261000 Patentee before: Pan Gengchen |