CN114402816A

CN114402816A - Auxiliary threshing and cleaning device of rice harvester

Info

Publication number: CN114402816A
Application number: CN202210029973.2A
Authority: CN
Inventors: 刘凯; 盛永和; 籍飞超; 唐利锋; 李叶; 唐秋贵; 龚纳新
Original assignee: Yiyang Chuanghui Agricultural Machinery Equipment Co ltd
Current assignee: Yiyang Chuanghui Agricultural Machinery Equipment Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-04-29

Abstract

The invention discloses an auxiliary threshing and cleaning device of a rice harvester, which comprises a device body and a feeding pipeline, wherein the feeding pipeline is arranged on one side of the top end of the device body, a conveying chamber is arranged below the feeding pipeline, a lifting auger is movably connected inside the conveying chamber, a first driving motor is fixedly connected to one side of the conveying chamber, the output end of the first driving motor is fixedly connected with the lifting auger through a coupler, and a threshing chamber is arranged on the other side of the conveying chamber. This cleaning plant is vice thresh to rice harvester is through being provided with out feed cylinder, play flitch, carousel, bull stick, gallows, and the rotatory carousel that drives of bull stick is led to third driving motor's output to the adjustment goes out flitch whereabouts direction, and the adjustable flitch inclination that goes out of gallows, and the harvester of being convenient for is parked, also can be gone out the ejection of compact and rotate out the flitch on one side, and ejection of compact effect is better, has solved the ejection of compact and has easily piled up, the inconvenient problem of bagging-off.

Description

Auxiliary threshing and cleaning device of rice harvester

Technical Field

The invention relates to the technical field of rice harvesting and threshing, in particular to an auxiliary threshing and cleaning device of a rice harvester.

Background

After harvesting the rice, the rice harvester firstly crushes the rice, then enters a threshing and cleaning device, and finishes threshing after a series of processing such as threshing, screening and the like. At present, threshing and cleaning device on the market is threshing, because beating the rice husk and breaking not in place, threshing effect is general, and preliminary threshing is mixed with more dust grit, can not sieve alone, still need the dust removal once more after grain discharging, on the other hand, it is fixed to go out the feed cylinder angle, unable rotation and angle of adjustment, the ejection of compact is easily piled up, to large-scale rice harvester, still need consider the angle of parking when grain discharging, can not be applicable to different bagging-off containers.

Disclosure of Invention

The invention aims to provide an auxiliary threshing and cleaning device of a rice harvester, which aims to solve the problems that the prior art has a common threshing effect, more dust sand stones are mixed after primary threshing, the primary threshing cannot be screened out independently, and dust needs to be cleaned again after grain discharging.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a vice cleaning device that threshes of rice harvester, includes device body and charge-in pipeline, one side on device body top is provided with charge-in pipeline, charge-in pipeline's below is provided with the transport chamber, the inside swing joint of transport chamber has the promotion auger, the first driving motor of one side fixedly connected with of transport chamber, first driving motor's output passes through the shaft coupling and promotes auger fixed connection, the opposite side of transport chamber is provided with threshing teeth, threshing teeth's internally mounted has two sets of threshing rollers, two sets of second driving motor are installed to threshing teeth's one end, second driving motor's output pass through the shaft coupling respectively with threshing rollers fixed connection.

Preferably, a first fan is installed above the threshing chamber, a residue box is arranged at the output end of the first fan, and the residue box is installed on the other side of the device body.

Preferably, the bottom of threshing teeth bottom both sides is fixedly connected with the mount respectively, the inside of mount is swing joint has the adjustable shelf respectively, fixedly connected with spring between the lateral wall of the top of adjustable shelf and mount.

Preferably, the bottom end of the movable frame is fixedly connected with a first sieve plate, the bottom end of the first sieve plate is fixedly connected with a second sieve plate, the first sieve plate and the second sieve plate are opposite in inclination direction, the other side of the interior of the device body is fixedly connected with a vibration motor, and an eccentric shaft of the vibration motor is fixedly connected with the first sieve plate.

Preferably, a discharge barrel is installed at the bottom end of the device body, a rotary table is movably sleeved at the bottom end of the discharge barrel, a third driving motor is installed on the other side of the rotary table, an output end of the third driving motor is connected with a rotary rod through a coupler in a fixed mode, a transmission belt is arranged between the rotary rod and the rotary table, a hanging frame is fixedly connected to the bottom end of the rotary table, a discharge plate is hinged to the bottom end of the hanging frame, and the discharge plate is semi-arc-shaped.

Preferably, the opposite side of second sieve is provided with the deflector, the bottom of deflector is provided with the second fan through the pipeline, the bottom at the workbin is installed to the second fan.

Compared with the prior art, the invention has the beneficial effects that: the auxiliary threshing and cleaning device of the rice harvester not only realizes quick threshing, adjustment of conveying speed, better threshing effect, high-quality screening and collection of debris, sand, crushed rods, dust and other sundries, but also realizes prevention of discharge accumulation, better discharging effect and convenience in use;

(1) the rice threshing mechanism is provided with a conveying chamber, a lifting auger, a threshing chamber, threshing rollers and a first fan, rice raw materials enter the conveying chamber from a feeding pipeline, the output end of a first driving motor drives the lifting auger to rotate through a coupler, grains are sent into the threshing chamber, a second driving motor drives two groups of threshing rollers to continuously collide and hit the rice, so that a shell is crushed, the two groups of threshing rollers work together, the grains can be effectively driven to jump, threshing is completed, the first fan sucks away dust and crushed slag through winnowing, the grains are wrapped with small crushed stems and fall onto the top end of a first sieve plate after threshing, the mechanism completes quick threshing through automatic conveying, the conveying speed can be adjusted through the motor, and the threshing effect is better;

(2) the threshing device is provided with a first sieve plate, a second sieve plate, a vibrating motor, a second fan and a residue box, grains after threshing are wrapped with a plurality of fine crushed rods and fall on the first sieve plate, the vibrating motor drives the first sieve plate to vibrate at high frequency through an eccentric shaft, qualified grains are screened out and fall, when the threshing device vibrates, a spring can slow down direct collision of parts, the fixing part is prevented from loosening, then secondary screening is carried out through the second sieve plate, grains and crushed rods which fail to thresh are screened out, dust and grains are removed, the threshing quality is high, the grains fall to a guide plate, the grains are pumped into the residue box by the second fan, and in cooperation with screening of the first fan, debris, sand, crushed rods, dust and the like are collected in the residue box and can be used for recycling;

(3) through being provided with out the feed cylinder, go out the flitch, the carousel, the bull stick, the gallows, the cereal falls to going out the flitch in following out the feed cylinder on, use the collection container to place and can accomplish the bagging-off in going out the flitch bottom, third driving motor's output leads to the rotatory carousel that drives of bull stick and rotates to adjustment goes out flitch whereabouts direction, the adjustable flitch inclination that goes out of gallows, the harvester of being convenient for is parked, also can be ejection of compact rotatory flitch on one side, prevent that the ejection of compact from piling up, ejection of compact effect is better, the bagging-off is more convenient.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic structural view of a discharging barrel in front view;

FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;

fig. 4 is a schematic top sectional view of the threshing roller of the present invention.

In the figure: 1. a device body; 2. a feed conduit; 3. a delivery chamber; 4. lifting the packing auger; 5. a threshing chamber; 6. a threshing roller; 7. a second drive motor; 8. a first fan; 9. a residue box; 10. a vibration motor; 11. a second fan; 12. a guide plate; 13. a rotating rod; 14. a drive belt; 15. a third drive motor; 16. a hanger; 17. a discharge plate; 18. a turntable; 19. a discharging barrel; 20. a second screen deck; 21. a first screen deck; 22. a movable frame; 23. a first drive motor; 24. a spring; 25. a fixing frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a pair of threshing and cleaning device of a rice harvester comprises a device body 1 and a feeding pipeline 2, wherein the feeding pipeline 2 is arranged on one side of the top end of the device body 1, a conveying chamber 3 is arranged below the feeding pipeline 2, a lifting auger 4 is movably connected inside the conveying chamber 3, a first driving motor 23 is fixedly connected to one side of the conveying chamber 3, the output end of the first driving motor 23 is fixedly connected with the lifting auger 4 through a coupler, a threshing chamber 5 is arranged on the other side of the conveying chamber 3, two groups of threshing rollers 6 are arranged inside the threshing chamber 5, two groups of second driving motors 7 are arranged at one end of the threshing chamber 5, and the output ends of the second driving motors 7 are respectively and fixedly connected with the threshing rollers 6 through couplers;

specifically, as shown in fig. 1 and 4, the corn raw materials gets into the delivery room 3 from charge-in pipeline 2, the output of first driving motor 23 passes through the shaft coupling and drives promotion auger 4 rotatory, send into threshing chamber 5 with corn, second driving motor 7 drives two sets of threshing roller 6 and constantly collides, hit and beat corn, make the shell broken, two sets of threshing roller 6 work jointly, can effectively drive corn and beat, accomplish threshing, first fan 8 is through the selection by winnowing with the dust, the disintegrating slag is siphoned away, threshing back corn is wrapped up in and is carried some tiny disintegrating bars and fall on first sieve 21 top, this mechanism is threshed fast through automatic conveying completion, can adjust conveying speed through the motor, threshing effect is better.

Example 2: a first fan 8 is arranged above the threshing chamber 5, a residue box 9 is arranged at the output end of the first fan 8, the residue box 9 is arranged at the other side of the device body 1, the bottom ends of the two sides of the bottom end of the threshing chamber 5 are respectively and fixedly connected with a fixed frame 25, the inside of the fixed frame 25 is respectively and movably connected with a movable frame 22, a spring 24 is fixedly connected between the top end of the movable frame 22 and the side wall of the fixed frame 25, the bottom end of the movable frame 22 is fixedly connected with a first sieve plate 21, the bottom end of the first sieve plate 21 is fixedly connected with a second sieve plate 20, the inclination directions of the first sieve plate 21 and the second sieve plate 20 are opposite, the other side of the inside of the device body 1 is fixedly connected with a vibrating motor 10, an eccentric shaft of the vibrating motor 10 is fixedly connected with the first sieve plate 21, the other side of the second sieve plate 20 is provided with a guide plate 12, a second fan 11 is arranged at the bottom end of the guide plate 12 through a pipeline, and the second fan 11 is arranged at the bottom end of the residue box 9;

specifically, as shown in fig. 1 and 2, the threshed grains are wrapped by some broken rods which are broken and fall on the first sieve plate 21, the vibration motor 10 drives the first sieve plate 21 to vibrate at high frequency through the eccentric shaft, qualified grains are screened out and fall, during vibration, the spring 24 can slow down direct collision of parts, the fixing part is prevented from loosening, secondary screening is performed through the second sieve plate 20, grains and broken rods which fail to thresh are screened out, dust is removed, the threshing quality is high, the grains and broken rods fall on the guide plate 12, the second fan 11 sucks the grains into the waste bin 9 again, the grains and broken rods are screened by the first fan 8, sundries such as broken slag, gravel, broken rods, dust and the like are collected in the waste bin 9, and the grains and broken rods can be used for recovery processing.

Example 3: a discharge barrel 19 is mounted at the bottom end of the device body 1, a rotary table 18 is movably sleeved at the bottom end of the discharge barrel 19, a third driving motor 15 is mounted at the other side of the rotary table 18, the output end of the third driving motor 15 is fixedly connected with a rotary rod 13 through a coupler, a transmission belt 14 is arranged between the rotary rod 13 and the rotary table 18, a hanging bracket 16 is fixedly connected at the bottom end of the rotary table 18, a discharge plate 17 is hinged at the bottom end of the hanging bracket 16, and the discharge plate 17 is in a semi-arc shape;

specifically, as shown in fig. 1 and 3, the cereal grain falls to the play flitch 17 in going out feed cylinder 19 on, use the collection container to place and can accomplish the bagging-off in a play flitch 17 bottom, the output of third driving motor 15 leads to the rotatory carousel 18 that drives of bull stick 13 and rotates to the adjustment goes out flitch 17 whereabouts direction, the adjustable play flitch 17 inclination of gallows 16, the harvester of being convenient for is parked, also can be ejection of compact while rotatory play flitch 17, prevent that the ejection of compact from piling up, ejection of compact effect is better, the bagging-off is more convenient.

The working principle is as follows: when the invention is used, a rice raw material enters a conveying chamber 3 from a feeding pipeline 2, a first driving motor 23 drives a lifting auger 4 to rotate to convey grains into a threshing chamber 5, a second driving motor 7 drives two groups of threshing rollers 6 to continuously collide and strike the grains to crush a shell, the two groups of threshing rollers 6 work together to effectively drive the grains to jump to complete threshing, a first fan 8 sucks away dust and crushed slag through winnowing, the grains are wrapped with fine crushed stalks and fall on the top end of a first sieve plate 21 after threshing, the grains after threshing are wrapped with fine crushed stalks and fall on the first sieve plate 21, a vibration motor 10 drives the first sieve plate 21 to vibrate at high frequency through an eccentric shaft to screen the grains to be qualified and fall down, then secondary screening is carried out through a second sieve plate 20 to screen the grains and the crushed stalks which fail to thresh, the grains and the crushed stalks fall on a guide plate 12, and the second fan 11 pumps the grains into a residue box 9, debris such as disintegrating slag, grit, garrulous pole and dust have been collected in the screening of the first fan 8 of cooperation, the surplus case 9, and cereal grain falls to going out flitch 17 from going out feed cylinder 19 on, uses the collection container to place and can accomplish the bagging-off in going out flitch 17 bottom, and the output of third driving motor 15 leads to the rotatory carousel 18 that drives of bull stick 13 and rotates to 17 whereabouts directions are gone out in the adjustment, 17 adjustable play flitch inclination of gallows 16.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an auxiliary threshing and cleaning device of rice harvester, includes device body (1) and charge-in pipeline (2), its characterized in that: one side on device body (1) top is provided with charge-in pipeline (2), the below of charge-in pipeline (2) is provided with transport chamber (3), the inside swing joint of transport chamber (3) has promotion auger (4), the first driving motor (23) of one side fixedly connected with of transport chamber (3), the output of first driving motor (23) passes through the shaft coupling and promotes auger (4) fixed connection, the opposite side of transport chamber (3) is provided with threshing chamber (5), the internally mounted of threshing chamber (5) has two sets of threshing roller (6), two sets of second driving motor (7) are installed to the one end of threshing chamber (5), the output of second driving motor (7) pass through the shaft coupling respectively with threshing roller (6) fixed connection.

2. The auxiliary threshing and cleaning device of the rice harvester according to claim 1, characterized in that: first fan (8) are installed to the top of threshing teeth (5), the output of first fan (8) is provided with dump box (9), the opposite side at device body (1) is installed in dump box (9).

3. The auxiliary threshing and cleaning device of the rice harvester according to claim 1, characterized in that: the bottom of threshing teeth (5) bottom both sides is fixedly connected with mount (25) respectively, the inside of mount (25) is swing joint respectively has adjustable shelf (22), fixedly connected with spring (24) between the lateral wall of the top of adjustable shelf (22) and mount (25).

4. The auxiliary threshing and cleaning device of the rice harvester according to claim 3, characterized in that: the device comprises a movable frame (22), a first sieve plate (21) fixedly connected to the bottom end of the movable frame (22), a second sieve plate (20) fixedly connected to the bottom end of the first sieve plate (21), the first sieve plate (21) and the second sieve plate (20) are opposite in inclination direction, a vibrating motor (10) is fixedly connected to the other side of the interior of a device body (1), and an eccentric shaft of the vibrating motor (10) is fixedly connected with the first sieve plate (21).

5. The auxiliary threshing and cleaning device of the rice harvester according to claim 1, characterized in that: the device is characterized in that a discharge barrel (19) is installed at the bottom end of the device body (1), a rotary table (18) is sleeved at the bottom end of the discharge barrel (19), a third driving motor (15) is installed on the other side of the rotary table (18), the output end of the third driving motor (15) is connected with a rotary rod (13) through a shaft coupling fixedly, a transmission belt (14) is arranged between the rotary rod (13) and the rotary table (18), a hanging bracket (16) is fixedly connected with the bottom end of the rotary table (18), a discharge plate (17) is hinged to the bottom end of the hanging bracket (16), and the discharge plate (17) is semi-arc-shaped.

6. The auxiliary threshing and cleaning device of the rice harvester according to claim 4, characterized in that: the opposite side of second sieve (20) is provided with deflector (12), the bottom of deflector (12) is provided with second fan (11) through the pipeline, the bottom at workbin (9) is installed in second fan (11).