CN107873256B - Belt thresher - Google Patents
Belt thresher Download PDFInfo
- Publication number
- CN107873256B CN107873256B CN201711459809.0A CN201711459809A CN107873256B CN 107873256 B CN107873256 B CN 107873256B CN 201711459809 A CN201711459809 A CN 201711459809A CN 107873256 B CN107873256 B CN 107873256B
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- belt
- kneading
- layer
- kneading belt
- layer kneading
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- 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
- A01F7/00—Threshing apparatus
- A01F7/02—Threshing apparatus with rotating tools
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- 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
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- 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
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The invention discloses a belt type thresher, wherein a fixed frame and a movable frame are respectively arranged at the upper part of a rack, the movable frame is positioned at the upper side of the fixed frame, and a distance adjusting and positioning mechanism is arranged between the two frames. The two frames are respectively provided with a kneading belt wheel and are respectively surrounded by an upper layer kneading belt and a lower layer kneading belt, and the two layers of kneading belts have different rotating speeds; the inlet of the two layers of kneading belts is provided with a feed inlet with guiding function, and the outlet of the two layers of kneading belts is provided with a discharge outlet. The contact surfaces of the upper and lower kneading belts have the same moving direction, and the direction of the eight-shaped convex teeth arranged on the surfaces of the kneading belts is the same as the moving direction. The crop is kneaded and separated by controlling the speed difference of the upper kneading belt and the lower kneading belt, and the effect is obvious. Can improve threshing efficiency, reduce soybean seed grain damage, clean the preliminary classification that the mechanism can realize soybean seed grain, and simple structure, the size is small and exquisite, is fit for using in the experimental plot.
Description
Technical Field
The invention relates to the technical field of agricultural product threshing machines, in particular to a belt type multifunctional threshing machine suitable for soybean threshing.
Background
When the soybeans are harvested in soybean breeding, a large-sized combine harvester cannot be used for threshing. The threshing of the harvested soybeans is troublesome, and some soybeans are threshed by beating, knocking or rolling.
The existing soybean thresher usually adopts a motor to drive the rotary motion of spike teeth in a threshing cylinder to beat soybean plants so as to separate soybean grains from the plants, and has the problem that the soybean grains are greatly damaged in the separation process.
Disclosure of Invention
The invention aims to provide a soybean threshing machine which can improve threshing efficiency, reduce damage of soybean seeds, realize primary classification of the soybean seeds by a cleaning mechanism, has a simple structure and a small size, and is suitable for being used in a test field.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a belt thresher comprises a rack, a roller and a driving mechanism, wherein the upper part of the rack is respectively provided with a fixed frame and a movable frame, and the movable frame is positioned on the upper side of the fixed frame; distance adjusting and positioning mechanisms capable of controlling the distance between the fixed frame and the movable frame are respectively arranged on the two sides of the fixed frame and the movable frame; an upper-layer kneading driving wheel and an upper-layer kneading belt driven wheel are respectively arranged at the front end and the rear end of the inner side of the movable frame, and an upper-layer kneading belt is arranged on the upper-layer kneading driving wheel and the upper-layer kneading belt driven wheel in a surrounding manner; a lower-layer kneading driving wheel and a lower-layer kneading belt driven wheel are respectively arranged at the front end and the rear end of the inner side of the fixed frame, and a lower-layer kneading belt is arranged on the lower-layer kneading driving wheel and the lower-layer kneading belt driven wheel in a surrounding manner; the surfaces of the upper layer kneading belt and the lower layer kneading belt are respectively provided with splayed convex teeth with the same direction as the kneading belt; the upper-layer kneading driving wheel and the lower-layer kneading driving wheel are connected through a transmission belt, the lower-layer kneading driving wheel is in transmission connection with the driving mechanism, and the rotating speeds of the upper-layer kneading driving wheel and the lower-layer kneading driving wheel are different, so that the rotating speeds of the upper-layer kneading belt and the lower-layer kneading belt are different; the inlets of the upper-layer kneading belt and the lower-layer kneading belt are provided with feed inlets with guiding function, and the outlets of the upper-layer kneading belt and the lower-layer kneading belt are provided with discharge outlets.
A screen is arranged between the outlets of the upper layer kneading belt and the lower layer kneading belt and the discharge port.
The discharge port comprises an upper discharge port and a lower discharge port, the lower discharge port is positioned right below the outlets of the upper kneading belt and the lower kneading belt, the upper discharge port is positioned at the outer side of the outlets of the upper kneading belt and the lower kneading belt, meanwhile, a fan chamber is arranged in the rack, positioned at the inner side of the lower discharge port and higher than the lower discharge port, an air outlet is arranged at one side of the fan chamber close to the lower discharge port, and the air outlet is right opposite to the upper discharge port. The fan room is horizontal, and its inside transversely installs the pivot, is fixed with the fan blade on the pivot, and the outer end of pivot is connected with actuating mechanism transmission through drive mechanism.
The side wall of the movable frame at the position of the bearing seat of the upper kneading belt driven wheel is provided with a horizontal adjusting flat hole, the bearing seat of the upper kneading belt driven wheel is installed in the adjusting flat hole, the side wall of the movable frame is provided with a fixed seat, and an adjusting screw rod is arranged between the bearing seat of the upper kneading belt driven wheel and the fixed seat.
The side wall of the fixing frame at the position of the bearing seat of the lower kneading belt driven wheel is provided with a horizontal adjusting flat hole, the bearing seat of the lower kneading belt driven wheel is arranged in the adjusting flat hole, the side wall of the fixing frame is provided with a fixed seat, and an adjusting screw rod is arranged between the bearing seat of the lower kneading belt driven wheel and the fixed seat.
The distance-adjusting positioning mechanism is characterized in that fixed nut seats are respectively arranged on the fixed frame and the movable frame, and an adjusting screw rod is sleeved between the two fixed nut seats.
A narrow and long channel is kept between the outlet of the fan chamber and the discharge port, so that the air speed is improved while the air quantity is ensured.
The invention has the beneficial effects that: the invention designs an upper annular rubbing belt and a lower annular rubbing belt which can adjust the distance, the contact surfaces of the upper rubbing belt and the lower rubbing belt have the same moving direction, and the direction of the eight-shaped convex teeth arranged on the surfaces of the rubbing belts is the same as the moving direction. The kneading and separating of the crops are realized by controlling the speed difference of the kneading belts of the upper and lower layers, and the effect is obvious. Can improve threshing efficiency, reduce soybean seed grain damage, clean the preliminary classification that the mechanism can realize soybean seed grain, and simple structure, the size is small and exquisite, is fit for using in the experimental plot.
The upper and lower kneading belt wheels can be adjusted up and down, so that the gap between the upper and lower kneading belt wheels can be conveniently adjusted to change the feeding amount.
The invention is provided with a screen and an upper and a lower layers of discharge ports, and a cleaning fan is arranged at the lower end of the discharge ports. The air outlet of the invention is communicated with the lower part of the lower kneading belt, and residues such as plants and the like clamped on the kneading belt are blown off by the air outlet of the fan. A narrow and long channel is kept between the air outlet and the discharge port, so that the air speed is improved while the air quantity is ensured.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the second embodiment of the present invention.
Fig. 3 is a schematic end view of the structure of fig. 1.
Fig. 4 is a front view of the structure of fig. 1.
Reference numbers in the figures: the device comprises a feeding port 1, an upper-layer kneading belt driving wheel 2, an upper-layer kneading belt 3, an upper-layer kneading belt driven wheel 4, a lower-layer kneading belt 5, a lower-layer kneading belt driving wheel 6, an upper discharge port 7, a lower discharge port 8, a fan chamber 9, a motor 10, a lower-layer kneading belt driven wheel 11, a distance-adjusting positioning mechanism 12, an adjusting screw rod 12a, a fixed nut seat 12b, a fixed frame 13, a movable frame 14, a tensioning adjusting mechanism 15 and a rack 16.
Detailed Description
Example 1: a belt thresher comprises a rack, rollers and a driving mechanism, wherein the upper part of the rack is respectively provided with a fixed frame 13 and a movable frame 14, and the movable frame 14 is positioned on the upper side of the fixed frame 13.
Distance adjusting and positioning mechanisms capable of controlling the distance between the fixed frame 13 and the movable frame 14 are respectively arranged on two sides of the fixed frame.
An upper-layer kneading driving wheel and an upper-layer kneading belt driven wheel are respectively arranged at the front end and the rear end of the inner side of the movable frame 14, and an upper-layer kneading belt is arranged on the upper-layer kneading driving wheel and the upper-layer kneading belt driven wheel in a surrounding manner. A lower-layer kneading driving wheel and a lower-layer kneading belt driven wheel are respectively arranged at the front end and the rear end of the inner side of the fixing frame 13, and a lower-layer kneading belt is arranged on the lower-layer kneading driving wheel and the lower-layer kneading belt driven wheel in a surrounding manner. The surfaces of the upper layer kneading belt and the lower layer kneading belt are respectively provided with splayed convex teeth. The upper layer kneading driving wheel and the lower layer kneading driving wheel are respectively in transmission connection with the driving mechanism.
The rotating speeds of the upper-layer kneading driving wheel and the lower-layer kneading driving wheel are different, so that the rotating speeds of the upper-layer kneading belt and the lower-layer kneading belt are different; the inlets of the upper layer kneading belt and the lower layer kneading belt are provided with a feed inlet 1 with guiding function, and the outlets of the upper layer kneading belt and the lower layer kneading belt are provided with a discharge outlet.
A screen is arranged between the outlets of the upper layer kneading belt and the lower layer kneading belt and the discharge port.
The discharge port comprises an upper discharge port 7 and a lower discharge port 8, the lower discharge port 8 is located right below the outlets of the upper-layer kneading belt and the lower-layer kneading belt, the upper discharge port 7 is located on the outer side of the outlets of the upper-layer kneading belt and the lower-layer kneading belt, a fan chamber 9 is arranged inside the rack, located on the inner side of the lower discharge port 8 and higher than the lower discharge port 8, an air outlet is formed in one side, close to the lower discharge port 8, of the fan chamber 9, and the air outlet is right opposite to the upper discharge port 7. The fan chamber 9 is horizontal, a rotating shaft is transversely arranged in the fan chamber, fan blades are fixed on the rotating shaft, and the outer end of the rotating shaft is in transmission connection with a driving mechanism through a transmission mechanism.
The side wall of the movable frame 14 at the position of the bearing seat of the kneading belt driven wheel on the upper layer is provided with a horizontal adjusting flat hole, the bearing seat of the kneading belt driven wheel on the upper layer is arranged in the adjusting flat hole, the side wall of the movable frame 14 is provided with a fixed seat, and an adjusting screw rod is arranged between the bearing seat of the kneading belt driven wheel on the upper layer and the fixed seat.
The side wall of the fixing frame 13 at the position of the bearing seat of the lower kneading belt driven wheel is provided with a horizontal adjusting flat hole, the bearing seat of the lower kneading belt driven wheel is arranged in the adjusting flat hole, the side wall of the fixing frame 13 is provided with a fixed seat, and an adjusting screw rod is arranged between the bearing seat of the lower kneading belt driven wheel and the fixed seat.
The distance-adjusting positioning mechanism is characterized in that fixed nut seats are respectively arranged on the fixed frame 13 and the movable frame 14, and an adjusting screw rod is sleeved between the two fixed nut seats.
A narrow and long channel is kept between the outlet of the fan chamber 9 and the discharge port, so that the air speed is improved while the air quantity is ensured.
Example 2: the front and rear of the present invention are based on the moving direction of soybean plants, and the technical problem to be solved by the present invention is to provide a soybean thresher, which can improve threshing efficiency, reduce soybean seed damage, realize preliminary classification of soybean seeds by a cleaning mechanism, has a simple structure and a small size, and is suitable for being used in test fields, taking fig. 4 as an example.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a belt type thresher comprises a lower-layer kneading belt 5 and an upper-layer kneading belt 3, wherein an upper discharge port 7 and a lower discharge port 8 are arranged at the outlet of the lower-layer kneading belt 5;
in order to achieve the purpose of kneading, splayed convex teeth are designed on the upper-layer kneading belt 3 and the lower-layer kneading belt 5, and in order to achieve good material feeding speed, a certain speed difference is kept between the upper-layer kneading belt 3 and the lower-layer kneading belt 5;
the feeding hole 1 is positioned between the upper-layer kneading belt 3 and the lower-layer kneading belt 5, and a certain margin is reserved between the feeding hole and the lower-layer belt 5 while smooth feeding is ensured;
in the threshing mechanism, the power of an upper-layer kneading belt 3 is driven by a motor 10 through an external belt to drive a kneading belt pulley 11, an upper-layer kneading belt driving wheel 2 is driven by an upper-layer kneading belt 3, the upper-layer kneading belt 3 is driven by a lower-layer kneading belt pulley 11 through a belt, and the upper-layer kneading belt driving wheel 2 is driven by the upper-layer kneading belt 3;
the contact surfaces of the upper-layer kneading belt 3 and the lower-layer kneading belt 5 have the same moving direction, and the directions of the splayed convex teeth arranged on the surfaces of the upper-layer kneading belt 3 and the lower-layer kneading belt 5 are the same as the moving direction.
The wheels 2, 4, 6 and 11 of the upper and lower kneading belts can be adjusted up and down, so that the gap between the upper and lower kneading belts can be conveniently adjusted to change the feeding amount.
The cleaning mechanism is provided with an upper layer discharge port 7 and a lower layer discharge port 8, and a cleaning fan chamber 9 is arranged at the lower ends of the discharge ports 7 and 8.
In the cleaning mechanism, an air outlet of a fan is communicated with the lower part of the lower-layer kneading belt 5, and residues such as plants and the like clamped on the kneading belt 5 are blown off through air outlet of a fan chamber 9;
in the cleaning mechanism, a narrow and long channel is kept between the outlet of the fan room 9 and the material hoppers 7 and 8, so that the air speed is improved while the air volume is ensured.
Example 3: a belt-type thresher comprises a lower-layer conveying belt and an upper-layer kneading belt, wherein a screen is arranged at the outlet of the lower-layer belt, and a discharge hole is formed below the screen.
In order to achieve the purpose of kneading, splayed convex teeth are designed on the upper layer belt and the lower layer belt, and a certain speed difference is kept between the upper layer belt and the lower layer belt in order to achieve good material feeding speed.
The feeding hole is positioned between the upper-layer kneading belt and the lower-layer kneading belt, so that a certain margin is reserved between the feeding hole and the lower-layer belt while smooth feeding is ensured.
In the threshing mechanism, the power of the upper-layer kneading belt is driven by a motor and drives a kneading belt wheel through an external belt, the second-stage kneading belt wheel is driven by a driven wheel through a kneading belt, the upper-layer kneading belt wheel is driven by a lower-layer first-stage kneading belt wheel through a belt, and the upper-layer kneading belt wheel is driven by the driven wheel through the kneading belt.
The contact surfaces of the rubbing belts have the same moving direction, and the direction of the splayed convex teeth arranged on the surfaces of the rubbing belts is the same as the moving direction.
The upper and lower kneading belt wheels can be adjusted up and down, so that the gap between the upper and lower kneading belt wheels can be conveniently adjusted to change the feeding amount.
In the cleaning mechanism, a screen and an upper and a lower layers of discharge ports are arranged, and a cleaning fan is arranged at the lower end of the discharge port.
In the cleaning mechanism, the air outlet of the fan is communicated with the lower part of the lower kneading belt, and residues such as plants and the like clamped on the kneading belt are blown off through the air outlet of the fan.
In the cleaning mechanism, a narrow and long channel is kept between the outlet of the fan and the material funnel, so that the air quantity is ensured, and the air speed is improved.
Claims (5)
1. The utility model provides a belt thresher, includes frame, running roller and actuating mechanism, characterized by: the upper part of the frame is respectively provided with a fixed frame and a movable frame, and the movable frame is positioned on the upper side of the fixed frame; distance adjusting and positioning mechanisms capable of controlling the distance between the fixed frame and the movable frame are respectively arranged on the two sides of the fixed frame and the movable frame; an upper-layer kneading driving wheel and an upper-layer kneading belt driven wheel are respectively arranged at the front end and the rear end of the inner side of the movable frame, and an upper-layer kneading belt is arranged on the upper-layer kneading driving wheel and the upper-layer kneading belt driven wheel in a surrounding manner; a lower-layer kneading driving wheel and a lower-layer kneading belt driven wheel are respectively arranged at the front end and the rear end of the inner side of the fixed frame, and a lower-layer kneading belt is arranged on the lower-layer kneading driving wheel and the lower-layer kneading belt driven wheel in a surrounding manner; the surfaces of the upper layer kneading belt and the lower layer kneading belt are respectively provided with splayed convex teeth with the same direction as the kneading belt; the upper-layer kneading driving wheel and the lower-layer kneading driving wheel are connected through a transmission belt, the lower-layer kneading driving wheel is in transmission connection with the driving mechanism, and the rotating speeds of the upper-layer kneading driving wheel and the lower-layer kneading driving wheel are different, so that the rotating speeds of the upper-layer kneading belt and the lower-layer kneading belt are different; the inlets of the upper-layer kneading belt and the lower-layer kneading belt are provided with feed inlets with guiding function, and the outlets of the upper-layer kneading belt and the lower-layer kneading belt are provided with discharge outlets; a horizontal adjusting flat hole is formed in the side wall of the movable frame at the position of the bearing seat of the upper rubbing belt driven wheel, the bearing seat of the upper rubbing belt driven wheel is installed in the adjusting flat hole, a fixed seat is arranged on the side wall of the movable frame, and an adjusting screw rod is arranged between the bearing seat of the upper rubbing belt driven wheel and the fixed seat; a horizontal adjusting flat hole is formed in the side wall of the fixing frame at the position of the bearing seat of the lower kneading belt driven wheel, the bearing seat of the lower kneading belt driven wheel is installed in the adjusting flat hole, a fixed seat is arranged on the side wall of the fixing frame, and an adjusting screw rod is arranged between the bearing seat of the lower kneading belt driven wheel and the fixed seat; the distance-adjusting positioning mechanism is characterized in that fixed nut seats are respectively arranged on the fixed frame and the movable frame, and an adjusting screw rod is sleeved between the two fixed nut seats.
2. The belt thresher of claim 1, wherein: a screen is arranged between the outlets of the upper layer kneading belt and the lower layer kneading belt and the discharge port.
3. The belt thresher of claim 1, wherein: the discharge port comprises an upper discharge port and a lower discharge port, the lower discharge port is positioned right below the outlets of the upper kneading belt and the lower kneading belt, the upper discharge port is positioned at the outer side of the outlets of the upper kneading belt and the lower kneading belt, meanwhile, a fan chamber is arranged in the rack, positioned at the inner side of the lower discharge port and higher than the lower discharge port, an air outlet is arranged at one side of the fan chamber close to the lower discharge port, and the air outlet is right opposite to the upper discharge port.
4. The belt thresher of claim 3, wherein: the fan room is horizontal, and its inside transversely installs the pivot, is fixed with the fan blade on the pivot, and the outer end of pivot is connected with actuating mechanism transmission through drive mechanism.
5. The belt thresher of claim 4, wherein: a narrow and long channel is kept between the outlet of the fan chamber and the discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711459809.0A CN107873256B (en) | 2017-12-28 | 2017-12-28 | Belt thresher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711459809.0A CN107873256B (en) | 2017-12-28 | 2017-12-28 | Belt thresher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107873256A CN107873256A (en) | 2018-04-06 |
| CN107873256B true CN107873256B (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711459809.0A Active CN107873256B (en) | 2017-12-28 | 2017-12-28 | Belt thresher |
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| CN (1) | CN107873256B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109772495B (en) * | 2019-01-21 | 2020-09-04 | 安徽宏虎粮油有限公司 | Can reduce cereal hulling device of garrulous rice |
| CN110238040A (en) * | 2019-07-16 | 2019-09-17 | 河南农业大学 | A kind of kneader type classification cover removing machine for chestnut |
| CN110614132B (en) * | 2019-10-24 | 2021-09-03 | 六安市洪达农业综合服务有限公司 | Be applied to chain grinding plate structure of rice processing of shelling |
| CN110614133B (en) * | 2019-10-24 | 2021-04-06 | 安徽晨阳粮油股份有限公司 | Refined chain type peeling process for brown rice |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2842702C2 (en) * | 1978-09-30 | 1982-07-01 | Deere & Co., Moline, Ill., US, Niederlassung Deere & Co. European Office, 6800 Mannheim | Cleaning device for combine harvesters |
| CN2445568Y (en) * | 2000-01-20 | 2001-09-05 | 刘彪 | Double rolling paddy rice thresher |
| RU2242111C1 (en) * | 2003-07-21 | 2004-12-20 | Бурков Лев Николаевич | Threshing unit |
| CN201135044Y (en) * | 2007-12-28 | 2008-10-22 | 李荣武 | Corn thresher |
| CN104429391A (en) * | 2014-11-21 | 2015-03-25 | 柳州美纳机械有限公司 | Peanut threshing machine |
| CN204335332U (en) * | 2014-12-15 | 2015-05-20 | 黑龙江省水田机械化研究所 | Paddy seedbed seedling planting machine sowing soil adhesive tape tensioning governor motion |
| CN105875068A (en) * | 2015-01-20 | 2016-08-24 | 朱培池 | Hull twisting thresher |
| CN204929709U (en) * | 2015-08-25 | 2016-01-06 | 河南农业大学 | Based on the crowded stranding formula husker sheller of multiplex roller chain |
| CN208001569U (en) * | 2017-12-28 | 2018-10-26 | 河南农业大学 | Belt thresing machine |
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2017
- 2017-12-28 CN CN201711459809.0A patent/CN107873256B/en active Active
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