CN114042630A - Flexible wave type corn cleaning device - Google Patents
Flexible wave type corn cleaning device Download PDFInfo
- Publication number
- CN114042630A CN114042630A CN202111398737.XA CN202111398737A CN114042630A CN 114042630 A CN114042630 A CN 114042630A CN 202111398737 A CN202111398737 A CN 202111398737A CN 114042630 A CN114042630 A CN 114042630A
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- CN
- China
- Prior art keywords
- screen surface
- screen
- flexible
- frame
- driving crankshaft
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Abstract
A flexible wave type corn cleaning device belongs to the technical field of agricultural machinery; the screen comprises a frame, a metal screen sheet b, a flexible screen sheet c, a flexible screen sheet b, a flexible screen sheet a, a metal screen sheet a, a screen frame, a front driving crankshaft, a rear driving crankshaft, a belt wheel, a bevel gear, a transmission shaft, a screen surface fixing shaft and a screen surface limiting shaft; during operation, external power is transmitted through the belt wheel, the transmission shaft drives the front and rear driving crankshafts to enable the screen frame to do reciprocating motion in the front and rear directions and the up and down directions respectively, the screen surface fixing shaft is matched with the screen surface limiting shaft to enable the flexible screen surface to do wave-like motion, so that materials on the screen surface are rapidly transported to the back of the screen, and phenomena such as accumulation, adhesion and screen hole blockage are not easy to occur; the corn kernel cleaning machine has the advantages of simple, reliable and reasonable structure, high corn kernel cleaning efficiency and good cleaning quality.
Description
Technical Field
The invention relates to a flexible wave type corn cleaning device, and belongs to the technical field of agricultural machinery.
Background
The current corn grain cleaning mechanism mostly vibrates in a plane reciprocating manner, the movement form is single, the screen surface is mostly a rigid plane screen, the movement forms of all points of the screen surface are the same during operation, only one-dimensional screen penetration of the corn grains can be realized, when the feeding amount of the cleaning mechanism is large or the moisture content of materials is high, the materials are not easy to disperse, the screen holes are easily adhered to, stacked and blocked on the screen surface, the backward movement speed of the cleaning mechanism is low, the operation efficiency is reduced, and the cleaning effect and the cleaning quality are poor.
Disclosure of Invention
The invention aims to provide a flexible wave type corn cleaning device, which realizes flexible continuous fluctuation of a screen surface in the vertical direction of a screen body, pushes materials to rapidly move towards the screen, simultaneously loosens the accumulated and adhered materials, and changes the size and the shape of a screen hole to a certain extent by stretching the flexible screen surface, thereby avoiding the materials from blocking the screen hole and achieving the purpose of improving the cleaning efficiency and the cleaning quality of corn grains.
The purpose of the invention can be realized by the following scheme: a flexible wave type corn cleaning device comprises a frame, a metal screen surface b, a flexible screen surface c, a flexible screen surface b, a flexible screen surface a, a metal screen surface a, a screen frame, a front driving crankshaft, a rear driving crankshaft, a belt wheel, a bevel gear, a transmission shaft, a screen surface fixing shaft and a screen surface limiting shaft, the screen frame is characterized in that a front driving crankshaft and a rear driving crankshaft are respectively and rotatably arranged at the front end and the rear end of the frame, a transmission shaft is rotatably arranged at the right end of the frame, the front driving crankshaft, the transmission shaft and the rear driving crankshaft are connected through 2 groups of bevel gears, a belt wheel is fixedly arranged at the rear end of the transmission shaft, round holes are formed in the front end and the rear end of the screen frame and are respectively and rotatably arranged on the front driving crankshaft and the rear driving crankshaft through the round holes in the front end and the rear end, 4 screen surface fixing shafts are fixedly arranged on the screen frame, the left end and the right end of the screen frame are respectively provided with 3 square holes, 6 screen surface limiting shafts are grouped in pairs and penetrate through the square holes in the screen frame to be fixedly arranged on the frame. The screen surface is divided into 5 sections from front to back, namely a metal screen surface a, a flexible screen surface b, a flexible screen surface c and a metal screen surface b, wherein the metal screen surface a and the metal screen surface b are respectively positioned at the front end and the back end of the screen frame and are fixed by the screen frame and a screen surface fixing shaft, the flexible screen surface a, the flexible screen surface b and the flexible screen surface c are respectively positioned in the middle section of the screen frame, the two ends of the flexible screen surface a are fixed by the screen surface fixing shaft, and the middle of the flexible screen surface a is clamped by 2 screen surface limiting shafts from top to bottom to limit the movement of each section of the flexible screen surface in the vertical direction. The mounting heights of the limiting shafts of each group of the screen surfaces are different and are sequentially reduced from front to back.
The beneficial effects of the invention are as follows: the front and rear driving crankshafts drive the screen surface to move in all directions, namely, the front and rear directions and the up and down directions, so that the materials are transported backwards and thrown upwards, 3 sections of flexible screen surfaces are controlled to generate wave-like motion through the screen surface fixing shaft and the screen surface limiting shaft, the materials on the screen are rapidly transported backwards to the screen, the materials are prevented from being accumulated and adhered on the screen surface, and the corn grain cleaning machine has the characteristics of simple, reliable and reasonable structure, high corn grain cleaning efficiency, good cleaning quality, suitability for cleaning operation of large feeding amount and high humidity materials and the like.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Figure 2 is a schematic view of the screen attitude 1 of figure 1.
Figure 3 is a schematic view of the screen attitude 2 of figure 1.
Figure 4 is a schematic view of the screen face attitude 3 of figure 1.
Description of part numbers in the figures: in figure 1, the frame, 2 metal screen surfaces b, 3 flexible screen surfaces c, 4 flexible screen surfaces b, 5 flexible screen surfaces a, 6 metal screen surfaces a, 7 screen frames, 8 front driving crankshafts, 9 rear driving crankshafts, 10 belt wheels, 11 bevel gears, 12 transmission shafts, 13 screen surface fixing shafts and 14 screen surface limiting shafts.
Detailed Description
The invention will be further described with reference to the accompanying drawings and examples. A flexible wave type corn cleaning device comprises a frame 1, a metal screen surface b 2, a flexible screen surface c3, a flexible screen surface b 4, a flexible screen surface a 5, a metal screen surface a 6, a screen frame 7, a front driving crankshaft 8, a rear driving crankshaft 9, belt wheels 10, bevel gears 11, a transmission shaft 12, a screen surface fixing shaft 13 and a screen surface limiting shaft 14, and is characterized in that the front driving crankshaft 8 and the rear driving crankshaft 9 are respectively and rotatably arranged at the front end and the rear end of the frame 1, the transmission shaft 12 is rotatably arranged at the right end of the frame 1, the front driving crankshaft 8, the transmission shaft 12 and the rear driving crankshaft 9 are connected through 2 groups of bevel gears 11, the belt wheels 10 are fixedly arranged at the rear end of the transmission shaft 12, round holes are respectively arranged at the front end and the rear end of the screen frame 7 and are respectively and rotatably arranged on the front driving crankshaft 8 and the rear driving crankshaft 9 through the round holes at the front end and the rear end, 4 screen surfaces 13 are fixedly arranged on the screen frame 7, the left end and the right end of the screen frame 7 are respectively provided with 3 square holes, and 6 screen surface limiting shafts 14 are arranged in pairs and are fixedly arranged on the frame 1 after penetrating through the square holes on the screen frame 7. The screen surface is divided into 5 sections from front to back, namely a metal screen surface a 6, a flexible screen surface a 5, a flexible screen surface b 4, a flexible screen surface c3 and a metal screen surface b 2, wherein the metal screen surface a 6 and the metal screen surface b 2 are respectively positioned in front of and at the back end of a screen frame 7 and are fixed by the screen frame 7 and a screen surface fixing shaft 13, the flexible screen surface a 5, the flexible screen surface b 4 and the flexible screen surface c3 are respectively positioned in the middle section of the screen frame 7, the two ends of the flexible screen surface are fixed by the screen surface fixing shaft 13, the middle of the flexible screen surface is clamped by 2 screen surface limiting shafts 14 from top to bottom, and the movement of each section of the flexible screen surface in the vertical direction is limited. The mounting heights of the limiting shafts 14 of each group of the screen surfaces are different and are sequentially reduced from front to back.
When cleaning operation is carried out, external power is transmitted through a belt wheel 10 to drive a transmission shaft 12, the transmission shaft 12 drives a front driving crankshaft 8 and a rear driving crankshaft 9 to rotate through two bevel gears 11, a screen frame 7 is driven to do periodic motion in the up-down direction and the front-rear direction, two sides of a flexible screen surface a 5, a flexible screen surface b 4 and a flexible screen surface c3 move together with the screen frame 7 under the drive of a screen surface fixing shaft 13, the middle parts of the flexible screen surface a 5, the flexible screen surface b 4 and the flexible screen surface c3 move only in the front-rear direction under the limit of a screen surface limiting shaft 14, the flexible screen surface a 5, the flexible screen surface b 4 and the flexible screen surface c3 are in a posture 1 when the screen frame 7 moves to the uppermost direction, the flexible screen surface a 5, the flexible screen surface b 4 and the flexible screen surface c3 are in a posture 2 when the screen frame 7 moves to the intermediate position, and the flexible screen surface a 5, the flexible screen surface a, The flexible screen surface b 4 and the flexible screen surface c3 are in the posture 3, the flexible screen surface a 5, the flexible screen surface b 4 and the flexible screen surface c3 are switched under 3 postures along with the periodic movement of the screen frame 7 to form wave-like screen surface movement, when a material to be screened is fed to the front end of the screen surface from the threshing device, the screen surface periodically vibrates in the vertical and front-back directions, the wave-like movement of the flexible screen surface and air flow provided by a fan (not shown in the figure) jointly push the material to rapidly move backwards to the screen, the cleaning efficiency is improved, when the feeding amount of the material is large or the water content is high, the wave-like movement of the flexible screen surface a 5, the flexible screen surface b 4 and the flexible screen surface c3 can play a role in kneading and scattering the material stacked and adhered on the screen surface to prevent the situation that the operation efficiency is reduced due to the stacking and adhesion of the material on the screen surface, and meanwhile, the flexible screen surface a 5, b 4 and c3, When the flexible screen surface b 4 and the flexible screen surface c3 are converted into the postures 1 and 3 from the posture 2, the flexible screen surfaces can be stretched to a certain degree, so that the shapes and sizes of the screen holes on the flexible screen surfaces are slightly changed, and the screen holes can be prevented from being blocked by materials.
The flexible wave type corn cleaning device designed by the invention has the characteristics of simple, reliable and reasonable structure, high corn grain cleaning efficiency, good cleaning quality, high material conveying speed on the screen, difficulty in accumulation, adhesion and screen mesh blockage, suitability for cleaning operation of large feeding amount and high-humidity materials and the like.
Claims (3)
1. A flexible wave type corn cleaning device comprises a frame (1), a metal screen surface b (2), a flexible screen surface c (3), a flexible screen surface b (4), a flexible screen surface a (5), a metal screen surface a (6), a screen frame (7), a front driving crankshaft (8), a rear driving crankshaft (9), belt wheels (10), bevel gears (11), a transmission shaft (12), a screen surface fixing shaft (13) and a screen surface limiting shaft (14) and is characterized in that the front driving crankshaft (8) and the rear driving crankshaft (9) are respectively and rotatably arranged at the front end and the rear end of the frame (1), the transmission shaft (12) is rotatably arranged at the right end of the frame (1), the front driving crankshaft (8), the transmission shaft (12) and the rear driving crankshaft (9) are connected through 2 groups of bevel gears (11), the belt wheels (10) are fixedly arranged at the rear end of the transmission shaft (12), and circular holes are formed at the front end and the rear end of the screen frame (7), the screen surface limiting device is rotatably arranged on a front driving crankshaft (8) and a rear driving crankshaft (9) through round holes at the front end and the rear end respectively, 4 screen surface fixing shafts (13) are fixedly arranged on a screen frame (7), the left end and the right end of the screen frame (7) are respectively provided with 3 square holes, every two 6 screen surface limiting shafts (14) form a group, and the screen surface limiting shafts penetrate through the square holes on the screen frame (7) and are fixedly arranged on a rack (1).
2. A flexible wave type corn cleaning device according to claim 1, characterized in that the screen surface is divided into 5 sections from front to back, which are respectively a metal screen surface a (6), a flexible screen surface a (5), a flexible screen surface b (4), a flexible screen surface c (3) and a metal screen surface b (2), wherein the metal screen surface a (6) and the metal screen surface b (2) are respectively positioned at the front end and the back end of the screen frame (7) and fixed by the screen frame (7) and a screen surface fixing shaft (13), the flexible screen surface a (5), the flexible screen surface b (4) and the flexible screen surface c (3) are respectively positioned at the middle section of the screen frame (7), both ends are fixed by the screen surface fixing shaft (13), and the middle is clamped from top to bottom by 2 screen surface limiting shafts (14) to limit the movement of each section of the flexible screen surface in the vertical direction.
3. A flexible wave type corn cleaning device according to claim 1, characterized in that the mounting height of each group of screen surface limiting shafts (11) is different and is reduced from front to back in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111398737.XA CN114042630A (en) | 2021-11-24 | 2021-11-24 | Flexible wave type corn cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111398737.XA CN114042630A (en) | 2021-11-24 | 2021-11-24 | Flexible wave type corn cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114042630A true CN114042630A (en) | 2022-02-15 |
Family
ID=80210821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111398737.XA Pending CN114042630A (en) | 2021-11-24 | 2021-11-24 | Flexible wave type corn cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114042630A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111163911A (en) * | 2017-12-27 | 2020-05-15 | 日吉华株式会社 | Building material manufacturing device and building material manufacturing method |
| CN114600647A (en) * | 2022-03-21 | 2022-06-10 | 杭州电子科技大学 | Grain cleaning device and method with adjustable posture and opening degree |
| CN115156051A (en) * | 2022-06-29 | 2022-10-11 | 江西宜欣制药有限公司 | Wind selector is used in herbal pieces-production processing |
-
2021
- 2021-11-24 CN CN202111398737.XA patent/CN114042630A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111163911A (en) * | 2017-12-27 | 2020-05-15 | 日吉华株式会社 | Building material manufacturing device and building material manufacturing method |
| CN111163911B (en) * | 2017-12-27 | 2023-01-06 | 日吉华株式会社 | Apparatus and method for producing raw material surface layer for building material production |
| CN114600647A (en) * | 2022-03-21 | 2022-06-10 | 杭州电子科技大学 | Grain cleaning device and method with adjustable posture and opening degree |
| CN114600647B (en) * | 2022-03-21 | 2023-01-13 | 杭州电子科技大学 | Grain cleaning device and method with adjustable posture and opening degree |
| CN115156051A (en) * | 2022-06-29 | 2022-10-11 | 江西宜欣制药有限公司 | Wind selector is used in herbal pieces-production processing |
| CN115156051B (en) * | 2022-06-29 | 2023-06-13 | 江西宜欣制药有限公司 | Winnowing device for producing and processing traditional Chinese medicine decoction pieces |
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