CN109228242B - Double-screw extruder - Google Patents
Double-screw extruder Download PDFInfo
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- CN109228242B CN109228242B CN201810867335.1A CN201810867335A CN109228242B CN 109228242 B CN109228242 B CN 109228242B CN 201810867335 A CN201810867335 A CN 201810867335A CN 109228242 B CN109228242 B CN 109228242B
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- block
- screw extruder
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Abstract
The invention discloses a double-screw extruder which comprises a base, wherein a first half barrel is arranged above the base, a first supporting plate is fixedly arranged on one side of the first half barrel, a second supporting plate is fixedly arranged on the other side of the first half barrel, a plurality of first supporting rods which are linearly distributed are hinged to the top of the second supporting plate, a first limiting block is fixedly arranged at the top end of each first supporting rod, a pressing block positioned below the first limiting block is arranged on the outer side of each first supporting rod in a threaded mode, handles are fixedly arranged on two sides of the pressing block, a second half barrel is arranged on the top of the first half barrel, a third supporting plate fixedly connected with the second half barrel is arranged above the second supporting plate, the bottom of the pressing block is in contact with the top of the third supporting plate, and an open positioning hole is formed in one side of the top of the. The invention has high practicability and convenient operation, and can quickly open the second half cylinder, thereby facilitating the cleaning work of the cylinder.
Description
Technical Field
The invention relates to the technical field of extruders, in particular to a double-screw extruder.
Background
With the development of polymer processing industry, a twin-screw extruder, which is one of main polymer processing equipment, is rapidly developed and is more and more widely used due to its excellent processability.
Through retrieval, the energy-saving, environment-friendly and efficient double-screw extrusion device disclosed by the application number 201621445353.3 comprises a double-screw extruder body, the feeding end of the double-screw extruder body is connected with the discharging end of the material injection hopper through a material guide pipe, the outer side wall of the material guide pipe is provided with a heating device, the outer side wall of the screw installation pipe of the double-screw extruder body is provided with a heat preservation device, the heating device comprises a heat preservation shell and an electric heating sheet, wherein the electric heating sheet is arranged inside the heat preservation shell, the electric heating sheet is arranged on the outer side wall of the material guide pipe, the heat preservation device comprises a water injection pipe, an electric heating pipe, a shell and a temperature sensor, wherein, the water injection pipe is arranged on the outer side wall of the shell, but the machine barrel is not convenient to clean, and the color of the prior common double-screw extruder is changed, and when the machine barrel needs to be cleaned, the cleaning is complex, time and labor are wasted, so that an energy-saving, environment-friendly and efficient double-screw extruder is provided for solving the problems.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an energy-saving, environment-friendly and efficient double-screw extruder.
The invention provides a double-screw extruder, which comprises a base, wherein a first half cylinder is arranged above the base, a first supporting plate is fixedly arranged on one side of the first half cylinder, a second supporting plate is fixedly arranged on the other side of the first half cylinder, a plurality of first supporting rods which are linearly distributed are hinged on the top of the second supporting plate, a first limiting block is fixedly arranged at the top end of each first supporting rod, a pressing block positioned below the first limiting block is arranged on the outer side of each first supporting rod in a threaded manner, handles are fixedly arranged on two sides of the pressing block, a second half cylinder is arranged on the top of the first half cylinder, a third supporting plate fixedly connected with the second half cylinder is arranged above the second supporting plate, the bottom of the pressing block is in contact with the top of the third supporting plate, a positioning hole with an opening is formed in one side of the top of the third supporting plate, a plurality of second positioning blocks which are linearly distributed and are matched with the first supporting rods are, a fourth supporting plate is fixedly arranged on one side, far away from the third supporting plate, of the second half cylinder, a plurality of first supporting blocks which are linearly distributed are fixedly arranged at the bottom of the fourth supporting plate, the bottom of each first supporting block is hinged to the top of the corresponding first supporting plate, a second supporting block fixedly connected with the second half cylinder is arranged above the fourth supporting plate, a second supporting rod is connected to one side, far away from the second half cylinder, of the corresponding second supporting block, a first groove is formed in the top of the base, a third supporting rod is rotatably arranged in the first groove, a threaded groove is formed in the top end of the corresponding third supporting rod, a fourth supporting rod is arranged in the threaded groove in a threaded mode, the top end of the corresponding fourth supporting rod extends to the upper portion of the threaded groove and is hinged to the bottom of the corresponding second supporting rod, a first gear is fixedly sleeved on the outer side of the corresponding third supporting rod, and a motor fixedly, and a second gear meshed with the first gear is fixedly sleeved on an output shaft of the motor.
Preferably, the bottom end of the third support rod is fixedly sleeved with a bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the first groove.
Preferably, the bottom of the first half cylinder is symmetrically and fixedly provided with a plurality of support frames which are distributed in a rectangular shape, and the bottom ends of the support frames are fixedly connected with the top of the base.
Preferably, a sealing ring is fixedly mounted at the top of the first half cylinder, and the top of the sealing ring is in contact with the bottom of the second half cylinder.
Preferably, the first half cylinder is rotatably provided with two screws, and the two screws are matched with the second half cylinder.
Preferably, a second groove is formed in the top of the pressing block, and the second groove is matched with the first limiting block.
Preferably, a first rotating hole with an opening at one side is formed in the top of the second supporting block, and one end, close to the second half cylinder, of the second supporting rod is rotatably connected with the inner wall of the first rotating hole.
Preferably, a second rotating hole with an opening at one side is formed in the top end of the second supporting rod, and the top end of the fourth supporting rod is rotatably connected with the inner wall of the second rotating hole.
Compared with the prior art, the invention has the beneficial effects that:
(1) the base, the first half cylinder, the second support plate, the first support rod, the first limiting block, the pressing block, the handle, the second half cylinder, the third support plate, the positioning hole and the second positioning block are matched, the handle is rotated, the handle drives the pressing block to rotate, the pressing block is enabled to move upwards, the bottom of the first limiting block is enabled to be in contact with the inner wall of the bottom of the second groove, the first support rod is rotated, the first support rod drives the pressing block to rotate, the support plate can be moved out of the positioning hole, and therefore the disassembling work between the first half cylinder and the second half cylinder is completed;
(2) the first support plate, the fourth support plate, the first support block, the second support rod, the first groove, the third support rod, the threaded groove, the fourth support rod, the first gear, the motor and the second gear are matched, the motor is started, the motor drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the third support rod to rotate, the third support rod drives the fourth support rod to move, the fourth support rod drives the second support rod to rotate, the second support rod drives the second support block to rotate, the second support block drives the second half cylinder to rotate, the second half cylinder drives the fourth support plate to rotate, the fourth support plate drives the first support block to rotate, the second half cylinder rotates ninety degrees, the motor is turned off, the second half cylinder is opened, and therefore the cleaning work of the cylinder is facilitated, the cylinder cleaning machine has high practicability and convenient operation, the second half cylinder can be quickly opened, thereby facilitating the cleaning work of the cylinder.
Drawings
FIG. 1 is a schematic cross-sectional view of a twin-screw extruder according to the present invention;
FIG. 2 is an enlarged schematic view of part A of a twin-screw extruder according to the present invention;
FIG. 3 is an enlarged schematic view of a portion B of a twin-screw extruder according to the present invention;
FIG. 4 is an enlarged schematic view of a portion C of a twin-screw extruder according to the present invention;
FIG. 5 is a schematic top view of part A of a twin-screw extruder according to the present invention.
In the figure: the device comprises a base 1, a first half cylinder 2, a first supporting plate 3, a second supporting plate 4, a first supporting rod 5, a first limiting block 6, a pressing block 7, a handle 8, a second half cylinder 9, a third supporting plate 10, a positioning hole 11, a second positioning block 12, a fourth supporting plate 13, a first supporting block 14, a second supporting block 15, a second supporting rod 16, a first groove 17, a third supporting rod 18, a threaded groove 19, a fourth supporting rod 20, a first gear 21, a motor 22 and a second gear 23.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-5, the embodiment provides a twin-screw extruder, which includes a base 1, a first half barrel 2 is disposed above the base 1, a first support plate 3 is fixedly mounted on one side of the first half barrel 2, a second support plate 4 is fixedly mounted on the other side of the first half barrel 2, a plurality of first support rods 5 linearly distributed are hinged to the top of the second support plate 4, a first limit block 6 is fixedly mounted at the top end of the first support rod 5, a press block 7 located below the first limit block 6 is mounted on the outer side of the first support rod 5 through a thread, handles 8 are fixedly mounted on both sides of the press block 7, a second half barrel 9 is disposed on the top of the first half barrel 2, a third support plate 10 fixedly connected with the second half barrel 9 is disposed above the second support plate 4, the bottom of the press block 7 contacts with the top of the third support plate 10, an open-ended positioning hole 11 is formed on the top of the third support plate 10, a plurality of second positioning blocks 12 which are matched with the first supporting rods 5 and are linearly distributed are fixedly arranged at the top of the third supporting plate 10, a fourth supporting plate 13 is fixedly arranged at one side, far away from the third supporting plate 10, of the second half cylinder 9, a plurality of first supporting blocks 14 which are linearly distributed are fixedly arranged at the bottom of the fourth supporting plate 13, the bottom of each first supporting block 14 is hinged with the top of the first supporting plate 3, a second supporting block 15 which is fixedly connected with the second half cylinder 9 is arranged above the fourth supporting plate 13, a second supporting rod 16 is connected with one side, far away from the second half cylinder 9, of the second supporting block 15, a first groove 17 is formed at the top of the base 1, a third supporting rod 18 is rotatably arranged in the first groove 17, a threaded groove 19 is formed at the top end of the third supporting rod 18, a fourth supporting rod 20 is arranged in the threaded groove 19, the top end of the fourth supporting rod 20 extends to the upper side of the threaded groove 19 and is hinged with the bottom of the, a first gear 21 is fixedly sleeved on the outer side of the third support bar 18, a motor 22 fixedly installed on the top of the base 1 is arranged on one side of the third support bar 18 far away from the first half cylinder 2, a second gear 23 engaged with the first gear 21 is fixedly sleeved on an output shaft of the motor 22, the base 1, the first half cylinder 2, the second support plate 4, the first support rod 5, the first limiting block 6, the pressing block 7, the handle 8, the second half cylinder 9, the third support plate 10, the positioning hole 11 and the second positioning block 12 are matched, the handle 8 is rotated, the pressing block 7 is driven to rotate by the handle 8, the pressing block 7 is driven to move upwards, the bottom of the first limiting block 6 is contacted with the inner wall of the bottom of the second groove, the first support rod 5 is rotated, the pressing block 7 is driven to rotate by the first support rod 5, the support plate 5 can be moved out of the positioning hole 11, and therefore the disassembling work between the first half cylinder 2 and the second half cylinder 9 is completed; the first support plate 3, the fourth support plate 13, the first support block 14, the second support block 15, the second support rod 16, the first groove 17, the third support rod 18, the threaded groove 19, the fourth support rod 20, the first gear 21, the motor 22 and the second gear 23 are matched, the motor 22 is started, the motor 22 drives the second gear 23 to rotate, the second gear 23 drives the first gear 21 to rotate, the first gear 21 drives the third support rod 18 to rotate, the third support rod 18 drives the fourth support rod 20 to move, the fourth support rod 21 drives the second support rod 16 to rotate, the second support rod 6 drives the second support block 15 to rotate, the second support block 15 drives the second half cylinder 9 to rotate, the second half cylinder 9 drives the fourth support plate 13 to rotate, the fourth support plate 13 drives the first support block 14 to rotate, the second half cylinder 9 rotates by ninety degrees, the motor 22 is turned off, and the second half cylinder 9 is opened, therefore, the cleaning work of the machine barrel is facilitated, the machine barrel cleaning device is high in practicability and convenient to operate, and the second half barrel 9 can be opened quickly, so that the cleaning work of the machine barrel is facilitated.
In this embodiment, a bearing is fixedly sleeved at the bottom end of the third support rod 18, an outer ring of the bearing is fixedly connected with an inner wall of the first groove 17, a plurality of support frames which are distributed in a rectangular shape are symmetrically and fixedly installed at the bottom of the first half cylinder 2, the bottom ends of the support frames are fixedly connected with the top of the base 1, a seal ring is fixedly installed at the top of the first half cylinder 2, the top of the seal ring is contacted with the bottom of the second half cylinder 9, two screw rods are rotatably installed on the first half cylinder 2 and are both matched with the second half cylinder 9, a second groove is formed at the top of the press block 7 and is matched with the first stopper 6, a first rotating hole with one side being open is formed at the top of the second support block 15, one end of the second support rod 16 close to the second half cylinder 9 is rotatably connected with the inner wall of the first rotating hole, a second rotating hole with one side being open is formed at the top end of, the top end of the fourth support rod 20 is rotatably connected with the inner wall of the second rotating hole, the press block 7 is driven to rotate by rotating the handle 8 through the matching of the base 1, the first half cylinder 2, the second support plate 4, the first support rod 5, the first limit block 6, the press block 7, the handle 8, the second half cylinder 9, the third support plate 10, the positioning hole 11 and the second positioning block 12, the press block 7 is driven to rotate by the handle 8, the press block 7 is driven to move upwards, the bottom of the first limit block 6 is contacted with the inner wall of the bottom of the second groove, the first support rod 5 is rotated, the press block 7 is driven to rotate by the first support rod 5, the support plate 5 can be moved out of the positioning hole 11, and the disassembling work between the first half cylinder 2 and the second half cylinder 9 is completed; the first support plate 3, the fourth support plate 13, the first support block 14, the second support block 15, the second support rod 16, the first groove 17, the third support rod 18, the threaded groove 19, the fourth support rod 20, the first gear 21, the motor 22 and the second gear 23 are matched, the motor 22 is started, the motor 22 drives the second gear 23 to rotate, the second gear 23 drives the first gear 21 to rotate, the first gear 21 drives the third support rod 18 to rotate, the third support rod 18 drives the fourth support rod 20 to move, the fourth support rod 21 drives the second support rod 16 to rotate, the second support rod 6 drives the second support block 15 to rotate, the second support block 15 drives the second half cylinder 9 to rotate, the second half cylinder 9 drives the fourth support plate 13 to rotate, the fourth support plate 13 drives the first support block 14 to rotate, the second half cylinder 9 rotates by ninety degrees, the motor 22 is turned off, and the second half cylinder 9 is opened, therefore, the cleaning work of the machine barrel is facilitated, the machine barrel cleaning device is high in practicability and convenient to operate, and the second half barrel 9 can be opened quickly, so that the cleaning work of the machine barrel is facilitated.
In this embodiment, when cleaning the cylinder, first, the handle 8 is rotated, the handle 8 drives the pressing block 7 to rotate on the first supporting rod 5, so that the pressing block 7 moves upward while rotating, the pressing block 7 drives the second groove to move upward, until the bottom of the first limiting block 6 contacts with the inner wall of the bottom of the second groove, the first supporting rod 5 is rotated, the first supporting rod 5 drives the pressing block 7 to rotate, so that the supporting plate 5 can be removed from the positioning hole 11, then the motor 22 is started, the motor 22 drives the second gear 23 to rotate, the second gear 23 drives the first gear 21 to rotate, the first gear 21 drives the third supporting rod 18 to rotate in the first groove 17, the third supporting rod 18 drives the fourth supporting rod 20 to move downward, the fourth supporting rod 21 drives the second supporting rod 16 to rotate on the second supporting block 15, the second supporting rod 6 drives the second supporting block 15 to rotate, the second supporting block 15 drives the second half cylinder 9 to rotate, the second half cylinder 9 drives the fourth supporting plate 13 to rotate, the fourth supporting plate 13 drives the first supporting block 14 to rotate on the first supporting plate 3, and the motor 22 is turned off until the second half cylinder 9 rotates ninety degrees, so that the second half cylinder 9 is opened, and the cleaning work of the cylinder is facilitated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A double-screw extruder comprises a base (1) and is characterized in that a first half barrel (2) is arranged above the base (1), a first supporting plate (3) is fixedly arranged on one side of the first half barrel (2), a second supporting plate (4) is fixedly arranged on the other side of the first half barrel (2), a plurality of first supporting rods (5) which are linearly distributed are hinged to the top of the second supporting plate (4), a first limiting block (6) is fixedly arranged at the top end of each first supporting rod (5), a pressing block (7) positioned below the first limiting block (6) is installed on the outer side of each first supporting rod (5) in a threaded mode, handles (8) are fixedly arranged on two sides of each pressing block (7), a second half barrel (9) is arranged on the top of the first half barrel (2), a third supporting plate (10) fixedly connected with the second half barrel (9) is arranged above the second supporting plate (4), the bottom of the pressing block (7) is in contact with the top of the third supporting plate (10), one side of the top of the third supporting plate (10) is provided with a positioning hole (11) with an opening, the top of the third supporting plate (10) is fixedly provided with a plurality of second positioning blocks (12) which are matched with the first supporting rods (5) and distributed linearly, one side of the second half cylinder (9) far away from the third supporting plate (10) is fixedly provided with a fourth supporting plate (13), the bottom of the fourth supporting plate (13) is fixedly provided with a plurality of first supporting blocks (14) distributed linearly, the bottom of the first supporting block (14) is hinged with the top of the first supporting plate (3), a second supporting block (15) fixedly connected with the second half cylinder (9) is arranged above the fourth supporting plate (13), one side of the second supporting block (15) far away from the second half cylinder (9) is connected with a second supporting rod (16), first recess (17) have been seted up at the top of base (1), third bracing piece (18) are installed to first recess (17) internal rotation, threaded groove (19) have been seted up on the top of third bracing piece (18), fourth bracing piece (20) are installed to threaded groove (19) internal thread, the top of fourth bracing piece (20) extends to the top of threaded groove (19) and articulates mutually with the bottom of second bracing piece (16), the fixed cover in the outside of third bracing piece (18) is equipped with first gear (21), one side that first half section of thick bamboo (2) was kept away from in third bracing piece (18) is equipped with motor (22) of fixed mounting at base (1) top, fixed cover is equipped with second gear (23) with first gear (21) engaged with on the output shaft of motor (22).
2. The twin-screw extruder according to claim 1, characterised in that the bottom end of the third support bar (18) is fixedly sleeved with a bearing, the outer ring of which is fixedly connected with the inner wall of the first groove (17).
3. The twin-screw extruder according to claim 1, characterized in that a plurality of support frames are symmetrically and fixedly arranged at the bottom of the first half-barrel (2), and the bottom ends of the support frames are fixedly connected with the top of the base (1).
4. Twin-screw extruder according to claim 1, characterised in that the top of the first half-barrel (2) is fixedly fitted with a sealing ring, the top of which is in contact with the bottom of the second half-barrel (9).
5. Twin-screw extruder according to claim 1, characterised in that two screws are rotatably mounted on the first half-barrel (2) and both screws are adapted to the second half-barrel (9).
6. The twin-screw extruder of claim 1, characterized in that a second groove is formed at the top of the pressing block (7), and the second groove is matched with the first limiting block (6).
7. The twin-screw extruder according to claim 1, wherein the second support block (15) has a first rotating hole with an opening at one side at the top, and one end of the second support bar (16) close to the second half barrel (9) is rotatably connected with the inner wall of the first rotating hole.
8. The twin-screw extruder as claimed in claim 1, wherein the second support bar (16) has a second rotation hole opened at one side at the top end thereof, and the fourth support bar (20) has a top end rotatably connected to the inner wall of the second rotation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810867335.1A CN109228242B (en) | 2018-08-02 | 2018-08-02 | Double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810867335.1A CN109228242B (en) | 2018-08-02 | 2018-08-02 | Double-screw extruder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109228242A CN109228242A (en) | 2019-01-18 |
| CN109228242B true CN109228242B (en) | 2020-06-23 |
Family
ID=65072721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810867335.1A Active CN109228242B (en) | 2018-08-02 | 2018-08-02 | Double-screw extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109228242B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1729345A1 (en) * | 1967-12-01 | 1971-06-09 | Schloemann Ag | Double screw housing with a wear-resistant inner coating for plastic, especially thermoplastic extruders |
| DE102010003601B4 (en) * | 2010-04-01 | 2015-05-13 | Frank Börner | Twin-screw extruder |
| DE102010027662B4 (en) * | 2010-07-19 | 2016-11-10 | Thermo Electron (Karlsruhe) Gmbh | extruder |
| CN106938531B (en) * | 2017-04-28 | 2018-11-16 | 许梦艳 | It is a kind of can Rapid Cleaning extruding machine barrel |
-
2018
- 2018-08-02 CN CN201810867335.1A patent/CN109228242B/en active Active
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| Publication number | Publication date |
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| CN109228242A (en) | 2019-01-18 |
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Effective date of registration: 20200528 Address after: 201500 No. 348 lane, Qin bend road, Jinshan Town, Jinshan District, Shanghai 18 Applicant after: SHANGHAI YUDI NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 237000 room 1908, block A, Hengsheng Sunshine City, Jiefang South Road, Lu'an, Anhui Province, 1908 Applicant before: Wang Li |
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