阅读说明：本技术 一种脱粒结构基于甩打和揉撮原理的双重大豆脱粒机 (Threshing structure is based on get rid of and beat and rub dual soybean thresher of pinch principle ) 是由 赵晓辉 于 2021-08-06 设计创作，主要内容包括：本发明公开了一种脱粒结构基于甩打和揉撮原理的双重大豆脱粒机,包括外箱体,所述外箱体的底部四角处均竖直固定安装有支撑腿,所述外箱体的一侧上端固定安装有控制开关,所述外箱体内部上方的一端设置有转动甩打脱粒仓,所述转动甩打脱粒仓的一侧水平设置有固定安装有外箱体内部的秸秆输出传送带,所述转动甩打脱粒仓的正下方倾斜固定安装在外箱体内部的第一导板,所述第一导板的上表面上方设置有揉压去果皮机构,所述第一导板的下端固定连接有倾斜设置的第二导板,第二导板的下表面设置有安装在外箱体内部的风机。本发明的转动甩打脱粒仓内可对大豆进行一次脱粒处理,揉压去果皮机构再对大豆进行二次脱粒,脱粒效果更佳,效率更高。(The invention discloses a double soybean thresher with a threshing structure based on a throwing and rubbing principle, which comprises an outer box body, wherein supporting legs are vertically and fixedly arranged at four corners of the bottom of the outer box body, a control switch is fixedly arranged at the upper end of one side of the outer box body, a rotary throwing and threshing bin is arranged at one end above the inner part of the outer box body, a straw output conveying belt fixedly arranged in the outer box body is horizontally arranged at one side of the rotary throwing and threshing bin, a first guide plate obliquely and fixedly arranged in the outer box body is arranged right below the rotary throwing and threshing bin, a kneading and peeling mechanism is arranged above the upper surface of the first guide plate, a second guide plate obliquely arranged is fixedly connected to the lower end of the first guide plate, and a fan arranged in the outer box body is arranged on the lower surface of the second guide plate. The rotary throwing threshing bin can perform primary threshing treatment on soybeans, and the rolling and peeling mechanism performs secondary threshing on the soybeans, so that the threshing effect is better, and the efficiency is higher.)

1. A threshing structure is based on a throwing and beating and kneading principle, and comprises an outer box body (1) and is characterized in that supporting legs (2) are vertically and fixedly mounted at four corners of the bottom of the outer box body (1), a control switch (3) is fixedly mounted at the upper end of one side of the outer box body (1), a rotary throwing and beating threshing bin (4) is arranged at one end above the inner part of the outer box body (1), a straw output conveying belt (5) fixedly mounted inside the outer box body (1) is horizontally arranged at one side of the rotary throwing and beating threshing bin (4), a first guide plate (6) obliquely and fixedly mounted inside the outer box body (1) is obliquely arranged under the rotary throwing and threshing bin (4), a kneading and peeling mechanism (7) is arranged above the upper surface of the first guide plate (6), and a second guide plate (8) obliquely and fixedly connected to the lower end of the first guide plate (6), the lower surface of the second guide plate (8) is provided with a fan (9) installed inside the outer box body (1), the outer side of the upper surface of the second guide plate (8) is provided with an air guide pipeline (10), and the lower end of the second guide plate (8) is provided with a soybean discharge hole (11).

2. The dual soybean thresher with a threshing structure based on throwing and kneading principles as claimed in claim 1, wherein a feeding hole (12) is formed in the outer end of the rotary throwing and threshing bin (4), a plurality of discharging holes (34) are uniformly formed in the outer end of the bottom of the rotary throwing and threshing bin (4), the other end of the bottom of the rotary throwing and threshing bin (4) is rotatably hinged with a straw discharging bin door (13), a driving roller (14) is rotatably installed in the middle of the rotary throwing and threshing bin (4), a plurality of rubber bars (15) perpendicular to the outer surface of the driving roller (14) are uniformly and fixedly installed on the outer surface of the driving roller (14), and a plurality of electric telescopic rods (16) perpendicular to the outer surface of the driving roller (14) are uniformly arranged in the intervals of the rubber bars (15).

3. The dual soybean thresher with a threshing structure based on a throwing and kneading principle according to claim 2, wherein the straw discharging bin door (13) is a structure which is close to one end of the straw output conveyor belt (5) and can be opened in a downward rotating mode, when the straw discharging bin door (13) is opened, the outer end of the straw discharging bin door (13) is closely adjacent to the inner end of the straw output conveyor belt (5), the upper surfaces of the straw discharging bin door and the straw output conveyor belt are flush, a hydraulic telescopic rod (17) is hinged to the middle position of the lower surface of the straw discharging bin door (13) in a rotating mode, and the bottom of the hydraulic telescopic rod (17) is fixedly installed inside the outer box body (1) through an L-shaped connecting plate (18).

4. A dual soybean thresher having a threshing structure based on a throwing and kneading principle according to claim 3, wherein said driving roller (14) is driven by a first servo motor (19) fixedly installed on the outer side wall of the outer case (1), said straw output conveyor belt (5) is driven by a second servo motor (20) fixedly installed on the outer side wall of the outer case (1), and the outer end of said straw output conveyor belt (5) extends to the outside of the outer case (1).

5. The double-soybean thresher with a threshing structure based on a throwing and kneading principle according to claim 4, wherein the upper end of the first guide plate (6) is positioned right below the discharging hole (12), the slope of the second guide plate (8) is larger than that of the first guide plate (6), a plurality of ventilation openings are uniformly formed in the second guide plate (8), and the air outlet of the fan (9) faces the second guide plate (8).

6. The double-soybean thresher with a threshing structure based on a throwing and beating and kneading principle as claimed in claim 5, wherein the kneading and peeling mechanism (7) comprises two parallel mounting plates (21) fixedly mounted on the inner wall of the outer box body (1), two first sliding rods (22) vertically arranged in the two mounting plates (21) are slidably mounted in the two mounting plates, the inner ends of the first sliding rods (22) on the two mounting plates (21) are fixedly connected to the end surface of the concave connecting block (23), the outer sides of the parts of the first sliding rods (22) between the upper end surface and the lower end surface of the concave connecting block (23) and the inner surface of the mounting plates (21) are respectively provided with a first spring (24), the upper end surface and the lower end surface of the inner part of the concave connecting block (23) are respectively fixedly mounted with a second sliding rod (25) vertically arranged with respect to the first guide plate (6), sliding mounting has vibrating mass (26) on second slide bar (25), the outside that second slide bar (25) are located between the both sides face of vibrating mass (26) and concave connecting block (23) internal surface part all is provided with second spring (27), the intermediate position fixed mounting of vibrating mass (26) has double-shaft motor (28), all install semicircle wheel (29) on the output shaft at double-shaft motor (28) both ends, the perpendicular fixed mounting of lower surface of vibrating mass (26) has two backup pads (30), two the lower extreme fixedly connected with of backup pad (30) and first baffle (6) parallel arrangement's stripper plate (31).

7. The double soybean thresher with threshing structure based on throwing and kneading principles of claim 6, wherein said kneading and peeling mechanism (7) is arranged above the upper surface of the lower end of the first guide plate (6), two of said mounting plates (21) are perpendicular to the first guide plate (6), the lower surface of said pressing plate (31) is uniformly provided with a plurality of hemispherical rubber bumps (32), and the upper and lower ends of said pressing plate (31) are provided with arc-shaped guard plates (33).

8. The dual soybean thresher with threshing structure based on throwing and kneading principle of claim 7, wherein the inner end of the air guide duct (10) is arranged outside the upper surface of the upper end of the second guide plate (8), and the outer end of the air guide duct (10) extends to the outside of the outer box body (1).

Technical Field

The invention relates to the technical field of agricultural instruments, in particular to a double-soybean threshing machine with a threshing structure based on throwing and rubbing principles.

Background

The soybean thresher is an agricultural apparatus special for threshing soybeans.

The existing soybean thresher has poor threshing effect on soybeans, and threshed soybean straws and soybean peels can still contain thoroughly threshed soybeans, so that resource waste is caused; in addition, the existing soybean thresher has low impurity removal rate (mainly soybean pericarp), and threshed soybeans are often mixed with soybean pericarp and complete pods without soybean fruit grains, so that threshed products have more impurities, and the impurities are removed by subsequent picking, and the use efficiency is low.

Based on the principle, the invention designs the double-soybean threshing machine with the threshing structure based on the throwing and rubbing principle so as to solve the problems.

Disclosure of Invention

The invention aims to provide a double-soybean threshing machine with a threshing structure based on a throwing and beating and kneading principle, which aims to solve the problems that the existing soybean threshing machine in the background technology has poor threshing effect on soybeans, and soybeans which are thoroughly threshed may be contained in the threshed soybean straws and peels, so that the waste of resources is caused; in addition, the existing soybean thresher has low impurity removal rate (mainly soybean pericarp), and threshed soybeans are often mixed with soybean pericarp and complete pods without soybean fruit grains, so that threshed products have more impurities, and the impurities are removed by subsequent picking, and the use efficiency is low.

In order to achieve the purpose, the invention provides the following technical scheme: a double-soybean thresher with a threshing structure based on throwing and rubbing principles comprises an outer box body, wherein supporting legs are vertically and fixedly arranged at four corners of the bottom of the outer box body, a control switch is fixedly arranged at the upper end of one side of the outer box body, a rotary throwing threshing and threshing bin is arranged at one end above the inner part of the outer box body, one side of the rotary throwing threshing bin is horizontally provided with a straw output conveyor belt fixedly arranged in the outer box body, a first guide plate which is obliquely and fixedly arranged in the outer box body is arranged right below the rotary throwing threshing bin, a rolling and peeling mechanism is arranged above the upper surface of the first guide plate, the lower end of the first guide plate is fixedly connected with a second guide plate which is obliquely arranged, the lower surface of the second guide plate is provided with a fan arranged in the outer box body, the outer side of the upper surface of the second guide plate is provided with an air guide pipeline, and the lower end of the second guide plate is provided with a soybean discharge hole.

As a further scheme of the invention, a feed inlet is formed in the outer end of the rotary throwing and threshing bin, a plurality of discharging holes are uniformly formed in the outer end of the bottom of the rotary throwing and threshing bin, the other end of the bottom of the rotary throwing and threshing bin is rotatably hinged with a straw discharging bin door, a driving roller is rotatably mounted in the middle of the rotary throwing and threshing bin, a plurality of rubber rods perpendicular to the outer surface of the driving roller are uniformly and fixedly mounted on the outer surface of the driving roller, and a plurality of electric telescopic rods perpendicular to the outer surface of the driving roller are uniformly arranged in intervals of the rubber rods.

As a further scheme of the invention, the straw discharging bin door is of a structure which is close to one end of the straw output conveying belt and can be opened in a downward rotating mode, when the straw discharging bin door is opened, the outer end of the straw discharging bin door is close to the inner end of the straw output conveying belt, the outer end of the straw discharging bin door and the inner end of the straw output conveying belt are flush with the upper surfaces of the straw discharging bin door and the straw output conveying belt, a hydraulic telescopic rod is hinged to the middle position of the lower surface of the straw discharging bin door in a rotating mode, and the bottom of the hydraulic telescopic rod is fixedly installed inside the outer box body through an L-shaped connecting plate.

As a further scheme of the invention, the driving roller is driven by a first servo motor fixedly arranged on the outer side wall of the outer box body, the straw output conveying belt is driven by a second servo motor fixedly arranged on the outer side wall of the outer box body, and the outer end of the straw output conveying belt extends to the outer side of the outer box body.

As a further scheme of the invention, the upper end of the first guide plate is positioned right below the blanking hole, the slope of the second guide plate is greater than that of the first guide plate, a plurality of ventilation openings are uniformly formed in the second guide plate, and the air outlet of the fan faces the second guide plate.

As a further scheme of the invention, the rolling and peeling mechanism comprises two mounting plates which are fixedly mounted on the inner wall of the outer box body in parallel, two first sliding rods which are vertically arranged with the mounting plates are slidably mounted in the two mounting plates, the inner ends of the first sliding rods on the two mounting plates are fixedly connected to the end surface of the concave connecting block together, the outer sides of the parts of the first sliding rods, which are positioned between the upper end surface and the lower end surface of the concave connecting block and the inner surface of the mounting plates, are provided with first springs, the upper end and the lower end of the inner part of the concave connecting block are fixedly provided with second sliding rods which are perpendicular to the first guide plate, the second sliding rods are slidably mounted with vibrating blocks, the outer sides of the parts of the second sliding rods, which are positioned between the two side surfaces of the vibrating blocks and the inner surface of the concave connecting block, are provided with second springs, and a double-shaft motor is fixedly mounted in the middle position of the vibrating blocks, the output shafts at the two ends of the double-shaft motor are respectively provided with a semicircular wheel, the lower surface of the vibrating block is vertically and fixedly provided with two supporting plates, and the lower ends of the supporting plates are fixedly connected with extrusion plates arranged in parallel with the first guide plate.

As a further scheme of the invention, the rolling and peeling mechanism is arranged above the upper surface of the lower end of the first guide plate, the two mounting plates are both vertical to the first guide plate, the lower surface of the extrusion plate is uniformly provided with a plurality of hemispherical rubber convex particles, and the upper end and the lower end of the extrusion plate are both provided with arc-shaped guard plates.

As a further aspect of the present invention, the inner end of the air guiding duct is disposed outside the upper surface of the upper end of the second guide plate, and the outer end of the air guiding duct extends to the outside of the outer box.

Compared with the prior art, the invention has the beneficial effects that:

(1) the rotary throwing threshing and threshing bin can integrally rotate and throw soybeans and straws placed in the rotary throwing threshing and threshing bin, so that the soybeans fall off from dried soybean peels and fall onto a first guide plate below the rotary throwing threshing and threshing bin, a kneading and peeling mechanism can vibrate at a certain frequency, kneading actions are simulated, the peels which are not thrown and opened are squeezed and opened, the soybean peels are blown out from an air guide pipeline under the blowing of a fan, and the threshed soybeans are discharged from a soybean discharge port;

(2) the driving roller in the rotary throwing threshing bin rotates to drive the rubber rod on the outer surface of the driving roller to rotate at a high speed, so that the non-threshed soybeans and straws can be subjected to throwing action treatment, the peels of the soybeans are broken, and then the soybeans fall onto the first guide plate from the feeding hole to be subjected to next treatment; the outer surface of the driving roller is also provided with an electric telescopic rod, when the electric telescopic rod intermittently extends out, the electric telescopic rod can play a role of turning over soybeans and straws, so that the threshing of the rotary throwing threshing bin can be more thorough;

(3) the straw discharging bin door of the rotary throwing threshing and threshing bin is opened downwards in a rotating mode, an electric telescopic rod on the outer side of a driving roller extends out, the driving roller rotates, and the threshed soybean straws can be pushed onto a straw output conveying belt through the electric telescopic rod and conveyed to the outer part of the outer box body;

(4) the first guide plate with smaller slope can ensure that the rolling speed of the soybeans is not too high, and is convenient for the comprehensive rolling and pressing of the rolling and pressing peel removing mechanism on the soybeans; the second guide plate with larger slope is convenient for separating the soybeans and the peels after secondary threshing under the action of the wind force of the fan;

(5) the double-shaft motor of the rolling and peeling mechanism drives the semicircular wheel to rotate to generate a polarizing force, so that the vibrating block reciprocates in a direction perpendicular to the first guide plate under the action of the second slide bar and the second spring, and the concave connecting block and the internal integral structure thereof can reciprocate in a direction parallel to the first guide plate under the action of the first slide bar and the first spring 24, so that the extruding plate can be driven to continuously extrude and vertically roll the upper surface of the first guide plate, and the peel which is not completely threshed after primary treatment of the rotary rolling and threshing bin and falls off from straws and contains soybeans can be secondarily rolled and pressed, so that the soybeans in the peel can be separated, and the separation effect is better;

(6) the hemispherical rubber convex particles on the lower surface of the extrusion plate can play a role in preventing soybeans from being ground into powder, and can also increase the extrusion kneading effect of the extrusion plate; the arc-shaped guard plate at the upper end of the extrusion plate can enable soybeans rolled off at the upper end of the first guide plate and peels containing the soybeans to enter the extrusion range of the extrusion plate, and the arc-shaped guard plate at the lower end of the extrusion plate can play a certain guiding role when the peels are blown away.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view showing the overall structure of a double soybean thresher having a threshing structure based on the principle of throwing and kneading;

FIG. 2 is a schematic view of the overall cross-sectional structure of a dual soybean thresher having a threshing structure based on the principle of throwing and kneading;

FIG. 3 is a schematic cross-sectional view of a rotary throwing threshing bin of a double soybean thresher having a threshing structure based on the throwing and kneading principle according to the present invention;

FIG. 4 is a schematic view of a driving roller structure of a double soybean thresher having a threshing structure based on a throwing and kneading principle according to the present invention;

FIG. 5 is a schematic cross-sectional view of the driving roller of a dual soybean thresher having a threshing structure based on the principle of throwing and kneading;

FIG. 6 is a schematic view of a kneading and peeling mechanism of a dual soybean thresher having a threshing structure based on the principle of throwing and kneading;

fig. 7 is a schematic cross-sectional structure diagram of a kneading and peeling mechanism of a double-soybean thresher with a threshing structure based on a throwing and kneading principle according to the invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an outer case; 2. supporting legs; 3. a control switch; 4. rotating, throwing and threshing the threshing bin; 5. a straw output conveyor belt; 6. a first guide plate; 7. a peel kneading and removing mechanism; 8. a second guide plate; 9. a fan; 10. an air duct; 11. discharging the soybean; 12. a feed inlet; 13. a straw discharge bin gate; 14. a drive roller; 15. a rubber rod; 16. an electric telescopic rod; 17. a hydraulic telescopic rod; 18. an L-shaped connecting plate; 19. a first servo motor; 20. a second servo motor; 21. mounting a plate; 22. a first slide bar; 23. a concave connecting block; 24. a first spring; 25. a second slide bar; 26. vibrating the block; 27. a second spring; 28. a double-shaft motor; 29. a semi-circular wheel; 30. a support plate; 31. a pressing plate; 32. hemispherical rubber convex grains; 33. an arc-shaped guard plate; 34. and (7) discharging holes.

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.

The first embodiment is as follows:

referring to fig. 1-2, a dual soybean thresher with threshing structure based on throwing and kneading principle comprises an outer box 1, wherein supporting legs 2 are vertically and fixedly installed at four corners of the bottom of the outer box 1, a control switch 3 is fixedly installed at the upper end of one side of the outer box 1, a rotary throwing and threshing bin 4 is arranged at one end above the inner part of the outer box 1, a straw output conveyor belt 5 fixedly installed in the outer box 1 is horizontally arranged at one side of the rotary throwing and threshing bin 4, a first guide plate 6 obliquely and fixedly installed in the outer box 1 is arranged right below the rotary throwing and threshing bin 4, a kneading and peeling mechanism 7 is arranged above the upper surface of the first guide plate 6, a second guide plate 8 obliquely and fixedly connected to the lower end of the first guide plate 6, and a fan 9 installed in the outer box 1 is arranged on the lower surface of the second guide plate 8, an air guide pipeline 10 is arranged on the outer side of the upper surface of the second guide plate 8, and a soybean discharge hole 11 is formed in the lower end of the second guide plate 8.

The rotary throwing and threshing bin 4 can integrally rotate and throw soybeans and straws placed in the rotary throwing and threshing bin 4, so that the soybeans fall off from dried soybean peels and fall onto a first guide plate 6 below the rotary throwing and threshing bin 4, a kneading and peeling mechanism 7 can vibrate at a certain frequency, kneading actions are simulated, the peels which are not thrown and opened are squeezed and opened, finally the soybean peels are blown out from an air guide pipeline 10 under the blowing of a fan 9, and the threshed soybeans are discharged from a soybean discharge port 11.

Referring to fig. 2-5, a feed inlet 12 is formed in the outer end of the rotary throwing and threshing bin 4, a plurality of discharging holes 34 are uniformly formed in the outer end of the bottom of the rotary throwing and threshing bin 4, the other end of the bottom of the rotary throwing and threshing bin 4 is rotatably hinged to a straw discharging bin door 13, a driving roller 14 is rotatably installed in the middle of the rotary throwing and threshing bin 4, a plurality of rubber rods 15 perpendicular to the outer surface of the driving roller 14 are uniformly and fixedly installed on the outer surface of the driving roller 14, and a plurality of electric telescopic rods 16 perpendicular to the outer surface of the driving roller 14 are uniformly arranged in the space between the rubber rods 15.

The driving roller 14 in the throwing threshing bin 4 is rotated to drive the rubber rod 15 on the outer surface of the driving roller 14 to rotate at a high speed, so that the non-threshed soybeans and straws can be subjected to throwing action treatment, the peels of the soybeans are broken, and then the soybeans fall onto the first guide plate 6 from the feeding hole 34 for next treatment; the outer surface of the driving roller 14 is also provided with an electric telescopic rod 16, when the electric telescopic rod 16 intermittently extends out, the electric telescopic rod can play a role of turning over soybeans and straws, so that threshing of the rotary throwing threshing and threshing bin 4 is more thorough.

Referring to fig. 2 and 3, the straw discharging bin door 13 is a structure that one end close to the straw output conveyor belt 5 can be opened by rotating downwards, when the straw discharging bin door 13 is opened, the outer end of the straw discharging bin door 13 is close to the inner end of the straw output conveyor belt 5, the upper surfaces of the two are flush, the middle position of the lower surface of the straw discharging bin door 13 is hinged with a hydraulic telescopic rod 17 in a rotating manner, and the bottom of the hydraulic telescopic rod 17 is fixedly installed inside the outer box body 1 through an L-shaped connecting plate 18.

When the straw discharging bin door 13 which rotates to throw and beat the threshing bin 4 rotates downwards and is opened, the electric telescopic rod 16 on the outer side of the driving roller 14 extends out, the driving roller 14 rotates, and the threshed soybean straws can be poked onto the straw output conveying belt 5 through the electric telescopic rod 16 and conveyed to the outer part of the outer box body 1.

Referring to fig. 1, the driving roller 14 is driven by a first servo motor 19 fixedly installed on the outer side wall of the outer box 1, the straw output conveyor belt 5 is driven by a second servo motor 20 fixedly installed on the outer side wall of the outer box 1, and the outer end of the straw output conveyor belt 5 extends to the outer side of the outer box 1.

Referring to fig. 2, the upper end of the first guide plate 6 is located right below the blanking hole 12, the slope of the second guide plate 8 is greater than that of the first guide plate 6, a plurality of ventilation openings are uniformly formed in the second guide plate 8, and the air outlet of the fan 9 faces the second guide plate 8.

The first guide plate 6 with a smaller slope can ensure that the rolling speed of the soybeans is not too high, so that the comprehensive rolling and pressing of the soybean peeling mechanism 7 on the soybeans are facilitated; the second guide plate 8 with a larger slope is convenient for the separation of the soybeans and the peels after secondary threshing under the action of the wind force of the fan 9.

The second embodiment:

referring to fig. 6-7, the rolling and peeling mechanism 7 includes two mounting plates 21 fixedly mounted on the inner wall of the outer box 1 in parallel, two first sliding rods 22 vertically mounted inside the two mounting plates 21, inner ends of the first sliding rods 22 on the two mounting plates 21 are fixedly connected to the end surface of the concave connecting block 23, first springs 24 are disposed on outer sides of portions of the first sliding rods 22 between the upper and lower end surfaces of the concave connecting block 23 and the inner surface of the mounting plate 21, second sliding rods 25 vertically mounted on the first guide plate 6 are fixedly mounted on upper and lower ends of the inside of the concave connecting block 23, a vibrating block 26 is slidably mounted on the second sliding rods 25, and second springs 27 are disposed on outer sides of portions of the second sliding rods 25 between the two side surfaces of the vibrating block 26 and the inner surface of the concave connecting block 23, the middle position fixed mounting of vibrating mass 26 has double-shaft motor 28, all install semicircle wheel 29 on the output shaft at double-shaft motor 28 both ends, the perpendicular fixed mounting of lower surface of vibrating mass 26 has two backup pads 30, two the lower extreme fixedly connected with of backup pad 30 and first baffle 6 parallel arrangement's stripper plate 31.

The double-shaft motor 28 of the peeling mechanism 7 drives the semi-circular wheel 29 to rotate to generate a biasing force, so that the vibrating block 26 reciprocates in a direction perpendicular to the first guide plate 6 under the action of the second slide rod 25 and the second spring 27, and the concave connecting block 23 and the internal integral structure thereof can reciprocate in a direction parallel to the first guide plate 6 under the action of the first slide rod 22 and the first spring 24, so that the squeezing plate 31 can be driven to continuously squeeze and vertically rub the upper surface of the first guide plate 6, and peels which are not completely threshed after being subjected to primary treatment in the rotary threshing and threshing bin 4 and contain soybeans and fall off from straws can be secondarily rubbed and pressed, so that the soybeans in the peels can be separated, and the separation effect is better.

Referring to fig. 2 and 7, the rolling and peeling mechanism 7 is disposed above the upper surface of the lower end of the first guide plate 6, the two mounting plates 21 are perpendicular to the first guide plate 6, a plurality of hemispherical rubber protruding particles 32 are uniformly disposed on the lower surface of the extrusion plate 31, and arc-shaped guard plates 33 are disposed at the upper and lower ends of the extrusion plate 31.

The hemispherical rubber convex grains 32 on the lower surface of the extrusion plate 31 can play a role of preventing soybeans from being ground into powder, and can also increase the extrusion and kneading effects of the extrusion plate 31; the arc-shaped guard plate 33 at the upper end of the extrusion plate 31 can ensure that the soybeans and peels containing the soybeans rolled from the upper end of the first guide plate 6 can enter the extrusion range of the extrusion plate 31, and the arc-shaped guard plate 33 at the lower end of the extrusion plate 31 can play a certain role in guiding when the peels are blown away.

Referring to fig. 2, the inner end of the air guiding duct 10 is disposed outside the upper surface of the upper end of the second guide plate 8, and the outer end of the air guiding duct 10 extends to the outside of the outer box 1.

In actual use, soybeans and straws to be threshed are put into the feed inlet 12 of the rotary throwing threshing and threshing bin 4; the driving roller 14 in the throwing threshing bin 4 is rotated to drive the rubber rod 15 on the outer surface of the driving roller 14 to rotate at a high speed, so that the non-threshed soybeans and straws can be subjected to throwing action treatment, the peels of the soybeans are broken, and then the soybeans fall onto the first guide plate 6 from the feeding hole 34 for next treatment; the outer surface of the driving roller 14 is also provided with an electric telescopic rod 16, when the electric telescopic rod 16 intermittently extends out, the electric telescopic rod can play a role of turning over soybeans and straws, so that the threshing of the rotary throwing threshing and threshing bin 4 can be more thorough; after one-time threshing work in the rotary throwing threshing bin 4 is finished, the straw discharging bin door 13 is opened in a downward rotating mode, meanwhile, the electric telescopic rod 16 on the outer side of the driving roller 14 extends out, the driving roller 14 rotates, and the threshed soybean straws can be pushed onto the straw output conveying belt 5 through the electric telescopic rod 16 and conveyed to the outer portion of the outer box body 1; the soybeans which are subjected to primary threshing treatment by rotating the throwing and threshing bin 4 fall onto the first guide plate 6 to roll off, and peels containing the soybeans which are not completely threshed and fall off from the straws may also be contained after the primary threshing treatment, and the soybeans and the peels containing the soybeans roll off between the extrusion plate 31 and the first guide plate 6 together; the double-shaft motor 28 of the peeling mechanism 7 drives the semicircular wheel 29 to rotate to generate a polarizing force, so that the vibrating block 26 reciprocates in a direction perpendicular to the first guide plate 6, and the concave connecting block 23 and the internal integral structure thereof can reciprocate in a direction parallel to the first guide plate 6, so that the squeezing plate 31 can be driven to continuously squeeze and rub the upper surface of the first guide plate 6 up and down, soybeans and peels containing the soybeans can be secondarily rubbed and pressed, the soybeans in the peels can be separated, and the separation effect is better; then the completely separated soybeans roll down on a second guide plate 8 with a larger slope, at the moment, a fan 9 works, the peels in the threshed mixture are blown out through an air guide pipeline 10 by wind power, and the threshed soybeans are discharged from a soybean discharge hole 11.

The driving roller in the rotary throwing threshing bin simulates throwing action to perform primary threshing treatment on soybeans, and the vibration of the kneading and pressing peel removing mechanism can simulate kneading action to perform secondary threshing on the soybeans, so that the threshing effect is better, and the efficiency is higher.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.