CN111869431B - Bidirectional conveying type screen drum separating device - Google Patents
Bidirectional conveying type screen drum separating device Download PDFInfo
- Publication number
- CN111869431B CN111869431B CN202010718704.8A CN202010718704A CN111869431B CN 111869431 B CN111869431 B CN 111869431B CN 202010718704 A CN202010718704 A CN 202010718704A CN 111869431 B CN111869431 B CN 111869431B
- Authority
- CN
- China
- Prior art keywords
- screen cylinder
- conveying plate
- pulp
- inner screen
- seed
- Prior art date
- 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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Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 10
- 241000219112 Cucumis Species 0.000 claims abstract description 12
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 claims abstract description 12
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 10
- 241000353135 Psenopsis anomala Species 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000010009 beating Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 241000219109 Citrullus Species 0.000 description 4
- 235000012828 Citrullus lanatus var citroides Nutrition 0.000 description 4
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F11/00—Threshing apparatus specially adapted for maize; Threshing apparatus specially adapted for particular crops other than cereals
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/18—Threshing devices
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/44—Grain cleaners; Grain separators
- A01F12/446—Sieving means
Abstract
The invention provides a bidirectional conveying type screen drum separating device, which structurally comprises: frame, feeding breaker, screen cylinder separator, collection box and transmission system. The separation process comprises the following steps: the melon is made up and sent into the inner screen cylinder through the feed inlet by the feed breaker, the pinion gear gets the power and drives the inner screen cylinder to rotate, the skin, pulp and seed mixture is continuously conveyed to the right side opening by the inner conveying plate, the conveying process continuously lifts the supplies and spills, make the supplies evenly separate, the seed and pulp mixture falls into between outer wall of the inner screen cylinder and outer conveying plate through the sieve mesh, melon skin is discharged from the right side opening of the inner screen cylinder under the effect of the inner conveying plate, realize the separation of skin and pulp and seed; the pulp and seed mixture is continuously conveyed to the left opening of the inner screen cylinder by the outer conveying plate, the pulp passes through the screen holes of the semicircular outer screen cylinder, and the melon seeds are beaten and conveyed into the seed collecting box by the outer conveying plate, so that pulp and seed separation is realized. The bidirectional conveying type screen drum separating device has the characteristics of small damage to materials, good separating effect and convenience in maintenance.
Description
Technical Field
The invention relates to the technical field of agricultural product processing, in particular to a bidirectional conveying type screen drum separating device.
Background
Watermelon is a type of watermelon, and is mainly eaten by taking the watermelon seeds, and has fragrant and beautiful taste and high nutritive value, and the most important link for obtaining the watermelon seeds is separation of melon peel, melon pulp and melon seeds. The existing screen drum separating device adopts a roller with a central shaft to separate the peel and the pulp of melon crushed aggregates, an extension rod is arranged on the central shaft, the peel and the pulp of melon crushed aggregates are separated through the extension rod, melon seeds and melon pulp fall from through holes on the surface of the roller, but melon seeds obtained in the separating mode contain the melon pulp, and meanwhile the extension rod can damage the melon seeds, so that the melon seeds are not beneficial to product sales in the later stage.
Disclosure of Invention
The invention designs a bidirectional conveying type screen drum separating device aiming at the problems of high material damage rate and incomplete separation of the existing screen drum separating device.
A bi-directional transport screen drum separation device comprising: the device comprises a feeding crushing device, a screen drum separating device, a transmission system, a material collecting box and a frame. The feeding crushing device consists of a feeding hopper, a breaking roller and a crushing roller. The feeding hopper is fixed at the upper left of the frame by bolts, and the breaking roller and the crushing roller are respectively assembled in the feeding hopper by clearance fit with the bearing to break and crush the melon; the lower end of the feeding funnel extends into the inner screen cylinder, and crushed skin, pulp and seed particles are conveyed into the inner screen cylinder.
Further, the screen cylinder separating device consists of an inner screen cylinder, an inner conveying plate, an outer conveying plate and a semicircular outer screen cylinder. The left end and the right end of the inner screen cylinder are respectively supported and positioned by two bearings at an angle of 120 degrees with the axis of the inner screen cylinder, the axial movement of the inner screen cylinder is limited, and the shaft and the bearings are fixed on the frame through interference fit; an arc-shaped rack is arranged on the middle outer cylinder wall of the inner screen cylinder, and a motor B drives a pinion to drive the inner screen cylinder to rotate; an inner conveying plate and an outer conveying plate which are arranged in a spiral line are fixed on the inner cylinder wall and the outer cylinder wall of the inner screen cylinder respectively through screws, the inner screen cylinder and the inner conveying plate form an included angle of 40 degrees, and the inner screen cylinder and the outer conveying plate form an included angle of 20 degrees; the semicircular outer screen cylinder is arranged right below the inner screen cylinder and is fixed on the frame through a fastening hoop welded with the semicircular outer screen cylinder.
Further, the transmission system mainly comprises a motor A, a large belt pulley, a V belt, a small belt pulley, a motor B and a gear rack mechanism. The motor A is fixed at the left lower part of the frame by bolts; the large belt wheel is matched with the motor A through a key; the V belt is assembled with the small belt pulley and the large belt pulley through clearance fit respectively; the small belt wheel is respectively matched with the breaking roller and the breaking roller through keys; the motor B is fixed on the frame by bolts and is positioned right above the inner screen cylinder; the pinion is keyed to the motor B.
Further, the material collecting box is fixed on the frame by bolts and is positioned at the left end of the semicircular outer screen cylinder; an axle is arranged below the frame, travelling wheels are respectively arranged at two ends of the axle, and the frame is arranged on the axle.
Compared with the prior art, the invention has the following advantages: the two-stage separation screening mode of the inner screen cylinder and the semicircular outer screen cylinder is adopted, so that the separation effect is good; the inner screen drum without a central shaft is driven by the gear rack, so that the melon seeds have low damage rate.
Drawings
Fig. 1 is a schematic structural diagram of a bidirectional conveying type screen drum separating device according to an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a two-way transport screen drum separation device provided by an embodiment of the present invention.
Fig. 3 is a front view of an inner screen cylinder provided by an embodiment of the present invention.
Fig. 4 is a left side view of an inner screen drum provided by an embodiment of the present invention.
Fig. 5 is a schematic structural view of an inner conveying plate according to an embodiment of the present invention.
Fig. 6 is a schematic structural view of an outer conveying plate according to an embodiment of the present invention.
In the drawings: 1. a material collecting box; 2. a motor A;3. crushing rollers; 4. a feed hopper; 5. an inner screen drum; 6. an outer conveying plate; 7. a pinion gear; 8. a motor B;9. a semicircular outer screen drum; 10. a frame; 11. an inner conveying plate; 12. a bearing; 13. a walking wheel; 14. a feed inlet; 15. a breaking roller; 16. a hole a;17. a hole b;18. an arc-shaped rack; 19. a bearing limit groove; 20. a hole A;21. a hole B;22. a hole C;23. and a hole D.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, the bidirectional conveying type screen drum separating device comprises a feeding crushing device, a screen drum separating device, a transmission system, a material collecting box (1) and a frame (10). The feeding crushing device comprises a feeding funnel (4), a breaking roller (15) and a crushing roller (3); the screen cylinder separating device consists of an inner screen cylinder (5), an inner conveying plate (11), an outer conveying plate (6) and a semicircular outer screen cylinder (9); the transmission system comprises a motor A (2), a large belt pulley, a V belt, a small belt pulley, a motor B (8), a gear rack mechanism and a frame (10).
As shown in figures 3, 5 and 6, the outer wall of the inner screen cylinder is provided with an outer conveying plate (6) which is arranged according to a spiral line, the outer conveying plate is connected with the inner screen cylinder through screws, the inner wall of the inner screen cylinder is provided with an inner conveying plate (11) which is arranged according to the spiral line, and holes A (20) and B (21) on the inner conveying plate are respectively connected with holes a (16) and B (17) of the inner screen cylinder through screws. The inner screen cylinder (5) is provided with a bearing limit groove (19), the bearing limit groove is positioned on the outer wall of the inner screen cylinder, and the left end and the right end of the inner screen cylinder are respectively supported and positioned by two bearings (12) and the axis of the inner screen cylinder at an angle of 120 degrees.
As shown in FIG. 4, the inner screen drum forms an angle of 20 degrees with the outer conveying plate and the inner screen drum forms an angle of 40 degrees with the inner conveying plate.
The use process of the bidirectional conveying type screen cylinder separating device is as follows: the motor A (2) drives the large belt pulley to rotate, the large belt pulley transmits power to the crushing roller (3) through the V belt and the small belt pulley, the crushing roller (3) transmits power to the breaking roller (15) through the V belt and the small belt pulley, the melon enters from the feeding hopper (4) and is broken by the breaking roller (15), the skin-pulp-seed mixture crushed by the crushing roller (3) is fed into the inner screen drum through the feeding hole (14), the motor B (8) drives the pinion (7), the pinion is meshed with the rack of the inner screen drum to drive the inner screen drum (5) to rotate, the skin-pulp-seed mixture is continuously conveyed to the opening on the right side of the inner screen drum by the inner conveying plate, the conveying process continuously stirs and spills the material, the seed-pulp mixture falls between the outer wall of the inner screen drum and the outer conveying plate through the sieve holes, and the melon skin is discharged from the opening on the right side of the inner screen drum under the action of the inner conveying plate (11), and the separation of the skin and the seed is realized; the seed pulp mixture is continuously conveyed to the left opening of the inner screen cylinder by the outer conveying plate, the pore diameter of the semicircular outer screen cylinder (9) is smaller than the grain diameter of the seed pulp, and is larger than the diameter of the seed pulp, the seed pulp passes through the pore of the semicircular outer screen cylinder, and the seed pulp is conveyed into the seed collecting box (1) by the outer conveying plate (6), so that seed pulp and seed separation is realized.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and it is to be understood that the invention is not limited to the specific form disclosed, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (1)
1. A bidirectional conveying type screen drum separating device structurally comprises: the device comprises a frame (10), a feeding crushing device, a screen drum separating device, a material collecting box (1) and a transmission system; the feeding crushing device is positioned at one end of the frame and driven by a motor to break and crush melon beating materials; the melon seeds are conveyed to a material collecting box by the screen cylinder separating device to realize skin-pulp seed separation, the screen cylinder of the screen cylinder separating device consists of a semicircular outer screen cylinder (9) and an inner screen cylinder (5), the semicircular outer screen cylinder (9) is a fixed screen cylinder, the inner screen cylinder (5) is a movable screen cylinder, an arc-shaped rack (18) is arranged on the inner screen cylinder (5), and the arc-shaped rack is positioned on the middle outer screen cylinder wall of the inner screen cylinder; the inner screen cylinder is provided with a bearing limit groove (19), the bearing limit groove is positioned on the outer wall of the inner screen cylinder, and two ends of the inner screen cylinder are respectively supported and positioned by two bearings (12) and the axis of the inner screen cylinder at an angle of 120 degrees; an inner conveying plate (11) and an outer conveying plate (6) which are spirally arranged are respectively fixed on the inner cylinder wall and the outer cylinder wall of the inner screen cylinder through screws, the inner screen cylinder and the inner conveying plate form an included angle of 40 degrees, and the inner screen cylinder and the outer conveying plate form an included angle of 20 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010718704.8A CN111869431B (en) | 2020-07-23 | 2020-07-23 | Bidirectional conveying type screen drum separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010718704.8A CN111869431B (en) | 2020-07-23 | 2020-07-23 | Bidirectional conveying type screen drum separating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111869431A CN111869431A (en) | 2020-11-03 |
| CN111869431B true CN111869431B (en) | 2024-04-26 |
Family
ID=73154663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010718704.8A Active CN111869431B (en) | 2020-07-23 | 2020-07-23 | Bidirectional conveying type screen drum separating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111869431B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201349511Y (en) * | 2009-01-20 | 2009-11-25 | 杨文菊 | Seeding-watermelon comprehensive processing machine |
| CN201667969U (en) * | 2010-05-18 | 2010-12-15 | 王维寿 | Horizontal melon seed separator |
| CN103329685A (en) * | 2013-06-09 | 2013-10-02 | 甘肃靖远正生籽瓜科技有限公司 | Seed melon crushing seed-taking machine |
| CN204104380U (en) * | 2014-10-28 | 2015-01-21 | 北京市农林科学院 | Seed seperator |
| CN104904430A (en) * | 2014-03-10 | 2015-09-16 | 玛纳斯县双丰农牧机械有限公司 | Roller type seed melon seed taking machine |
| CN207185859U (en) * | 2017-07-11 | 2018-04-06 | 庆阳中庆农产品有限公司 | A kind of new melon seeds removal of impurities washing unit |
| CN110367563A (en) * | 2019-08-14 | 2019-10-25 | 丁世发 | Salt baking machine is not spat |
| CN212367939U (en) * | 2020-07-23 | 2021-01-19 | 石河子大学 | Bidirectional conveying type screen drum separating device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT403754B (en) * | 1996-09-16 | 1998-05-25 | Hans Tropper Maschinen Und Anl | Pumpkin harvester |
| US11206763B2 (en) * | 2018-10-31 | 2021-12-28 | Deere & Company | Weed seed based harvester working member control |
-
2020
- 2020-07-23 CN CN202010718704.8A patent/CN111869431B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201349511Y (en) * | 2009-01-20 | 2009-11-25 | 杨文菊 | Seeding-watermelon comprehensive processing machine |
| CN201667969U (en) * | 2010-05-18 | 2010-12-15 | 王维寿 | Horizontal melon seed separator |
| CN103329685A (en) * | 2013-06-09 | 2013-10-02 | 甘肃靖远正生籽瓜科技有限公司 | Seed melon crushing seed-taking machine |
| CN104904430A (en) * | 2014-03-10 | 2015-09-16 | 玛纳斯县双丰农牧机械有限公司 | Roller type seed melon seed taking machine |
| CN204104380U (en) * | 2014-10-28 | 2015-01-21 | 北京市农林科学院 | Seed seperator |
| CN207185859U (en) * | 2017-07-11 | 2018-04-06 | 庆阳中庆农产品有限公司 | A kind of new melon seeds removal of impurities washing unit |
| CN110367563A (en) * | 2019-08-14 | 2019-10-25 | 丁世发 | Salt baking machine is not spat |
| CN212367939U (en) * | 2020-07-23 | 2021-01-19 | 石河子大学 | Bidirectional conveying type screen drum separating device |
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| Publication number | Publication date |
|---|---|
| CN111869431A (en) | 2020-11-03 |
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