CN119836943B - Red kidney bean threshing machine - Google Patents
Red kidney bean threshing machine Download PDFInfo
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- CN119836943B CN119836943B CN202510329259.9A CN202510329259A CN119836943B CN 119836943 B CN119836943 B CN 119836943B CN 202510329259 A CN202510329259 A CN 202510329259A CN 119836943 B CN119836943 B CN 119836943B
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- threshing
- rod
- rod body
- kidney bean
- cutting blade
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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
- A01F11/00—Threshing apparatus specially adapted for maize; Threshing apparatus specially adapted for particular crops other than cereals
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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
- A01F12/40—Arrangements of straw crushers or cutters
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The application relates to the technical field of threshing machines, in particular to a red kidney bean threshing machine which comprises a threshing bin and a threshing roller assembly, wherein the threshing bin is used for accommodating kidney beans, the threshing roller assembly comprises a threshing rod and a driving assembly, the threshing rod is positioned in the threshing bin, the driving assembly is used for driving the threshing rod to move relative to the threshing bin so as to enable the threshing rod to strike kidney beans put in the threshing bin to separate kidney beans from pods, and a cutting blade is arranged on the threshing rod and is used for cutting kidney bean vines. According to the red kidney bean threshing machine, longer kidney bean vines are conveniently cut into a plurality of shorter kidney bean vines, so that the length of a single kidney bean vine is reduced, the probability that the kidney bean vines are wound on a threshing roller assembly is further reduced, the threshing rod is more beneficial to beating kidney beans, and the yield of kidney bean grains is further improved.
Description
Technical Field
The invention relates to the technical field of threshing machines, in particular to a red kidney bean threshing machine.
Background
The threshing machine is a machine for threshing crops, which are usually corn, kidney beans, wheat, rice and the like, and has the main functions of separating seeds from the crops and removing impurities such as shells, branches and the like of ears or pods.
When threshing crops by using a threshing machine, typically, an operator firstly puts the crops into a threshing device, and ears or pods of the crops are crushed, rubbed and beaten by the threshing device, so that the crop seeds are separated from the ears or pods, thereby finishing threshing of the crops.
Although the existing threshing machine can improve the processing efficiency of crops and lighten the labor intensity of operators, the existing threshing machine has the defect that when in actual use, as the vines of the red kidney beans are usually more and longer, the longer vines are easy to wind on a threshing roller after being put into a threshing device, on one hand, the rotating resistance of the threshing roller is increased, and on the other hand, the vines are easy to cause synchronous rotation of the vines and the threshing roller after being wound on the threshing roller, so that the threshing roller is difficult to crush the vines wound on the threshing roller, and the probability of the grains of kidney beans remained in the vines is increased.
Therefore, how to reduce the probability of winding the vines of red kidney beans on the threshing roller is a problem to be solved.
Disclosure of Invention
The invention aims to provide a red kidney bean threshing machine aiming at the defect that vines of red kidney beans are easy to wind on a threshing roller at present so as to reduce the probability of winding the vines of the red kidney beans on the threshing roller.
In order to achieve the above object, the present invention provides the following technical solutions:
The utility model provides a red kidney bean thresher, includes threshing warehouse and threshing roller subassembly, threshing warehouse is used for holding kidney bean, threshing roller subassembly is including threshing bar and drive assembly, threshing bar is located threshing warehouse, drive assembly is used for driving threshing bar relative threshing warehouse motion, so that threshing bar strikes the kidney bean of putting in threshing warehouse, so that kidney bean grain and pod separation, be provided with cutting blade on the threshing bar, cutting blade is used for cutting kidney bean rattan.
As a preferred technical scheme of the application, the driving assembly comprises a turntable and a cross rod, the cross rod is arranged on the turntable, the length direction of the cross rod is in the same direction as the length direction of the threshing bin, the end part of the threshing rod is rotationally connected with the cross rod, a plurality of threshing rods are arranged along the length direction of the cross rod, and the turntable is adapted with a motor device which is used for driving the turntable to rotate so as to enable the cross rod and the turntable to synchronously rotate;
the part of the threshing rod, which is connected with the cross rod, is staggered with the gravity center of the threshing rod.
As a preferred technical scheme of the application, the threshing rod comprises a threshing rod body and a first rod body, wherein the threshing rod body is provided with a blade matching groove and a first sliding groove, the cutting blade is matched with the blade matching groove, a first spring is connected between the cutting blade and the threshing rod body, and the first spring has elasticity;
The threshing rod comprises a threshing rod body, a first rod body, a second rod body, a first rod body and a second rod body, wherein the first rod body is matched with the first chute, an abutting block is arranged on the threshing rod body, a second spring is connected between the abutting block and the first rod body, the second spring has elasticity, the length direction of the first chute is in the same direction as the length direction of the threshing rod body, and the first rod body can slide along the length direction of the first chute;
The first rod body is propped against the cutting blade;
The threshing rod is in an initial state, when the threshing rod is in the initial state, the cutting blade extends out of the blade matching groove, and the first spring is in a stretching state;
When the motor device drives the turntable to rotate, under the action of centrifugal force, the first rod body can slide relative to the first sliding groove in the direction away from the rotating axis of the turntable, in the process that the first rod body slides relative to the first sliding groove in the direction away from the rotating axis of the turntable, the position of the cutting blade, which is propped against the first rod body, changes, the deformation of the first spring is gradually reduced, the cutting blade is gradually retracted into the blade matching groove, and the deformation of the second spring is gradually increased.
As a preferred technical scheme of the application, the blade matching groove is internally provided with a first resisting part, the first resisting part is used for resisting against the cutting blade, and the first resisting part is used for limiting the elongation of the cutting blade when the cutting blade extends out of the blade matching groove, so that the cutting blade is always in a state of being matched with the blade matching groove.
As a preferential technical scheme of the application, the position of the abutting block along the length direction of the threshing rod body is adjustable, so that when the threshing rod is in an initial state, the initial deformation amount of the second spring is adjustable.
As a preferred technical scheme of the application, the abutting block comprises an abutting block first part and an abutting block second part, the abutting block first part and the abutting block second part are rotationally connected, the rotation axes of the abutting block first part and the abutting block second part are in the same direction with the length direction of the threshing rod body, the abutting block first part is connected with a second spring, and the abutting block second part is in threaded connection with the threshing rod body;
When the two abutting blocks rotate relative to the threshing rod body, the abutting blocks move relative to the threshing rod body along the length direction of the threshing rod body.
As a preferred technical scheme of the application, the threshing rod further comprises a second rod body, the threshing rod body is further provided with a second chute and a gear, the second rod body is matched with the second chute, the length direction of the second chute is in the same direction as the length direction of the threshing rod body, the first rod body is provided with a first rack, the second rod body is provided with a second rack, the first rack is meshed with the gear, the second rack is meshed with the gear, and the meshed part of the first rack and the gear and the meshed part of the second rack and the gear are opposite to each other with respect to the gear;
when the threshing rod is in an initial state, the threshing rod is in a maximum length state;
Under the effect of centrifugal force, when the first body of rod slides towards the direction of the axis of rotation that keeps away from the carousel relative first spout, first rack drives the gear motion, the gear drives the second rack and rotates, makes the relative second spout of second body of rod slides towards the direction of the axis of rotation that is close to the carousel, makes the length of threshing bar shortens.
As a preferred technical scheme of the application, the second rod body comprises a second main rod body and a second auxiliary rod body, the second main rod body is connected with the second auxiliary rod body, the position of the second auxiliary rod body relative to the second main rod body is adjustable, and the length of the second rod body is adjusted by adjusting the position of the second auxiliary rod body relative to the second main rod body.
As a preferential technical scheme of the application, when the threshing rod is in an initial state, the minimum distance between the inner wall of the threshing bin and the end part of the threshing rod, which is far away from the rotation axis of the turntable, is d, and the distance d is 0< 3cm.
As a preferential technical scheme of the application, the turntable is provided with a plurality of cross bars, and the cross bars are uniformly distributed in the area, close to the edge of the turntable, of the turntable.
Compared with the prior art, the invention has the beneficial effects that:
1. In the scheme of the application, the cutting blade is arranged on the threshing rod, so that in the process of threshing kidney beans put in the threshing bin, the driving component drives the threshing rod to move, the cutting blade on the threshing rod moves along with the threshing rod, and the cutting blade is used for cutting kidney bean vines of kidney beans, so that longer kidney bean vines are cut into a plurality of shorter kidney bean vines, the length of a single kidney bean vine is reduced, the probability that the kidney bean vines are wound on the threshing roller component is further reduced, the threshing rod is more beneficial to beating the kidney beans, and the obtaining efficiency of kidney bean grains is further improved;
2. Furthermore, by arranging the rotary table and the cross bars, and rotationally connecting a plurality of threshing bars on the cross bars, the degree of the threshing bars for beating kidney beans is further improved, so that the threshing efficiency is improved, and after the parts of the threshing bars, which are in transition with the cross bars, are staggered with the gravity centers of the threshing bars, when the rotary table rotates at high speed, the threshing bars can enable the gravity centers of the threshing bars and the extension lines of the connecting lines of the parts of the threshing bars, which are in transition with the cross bars, to pass through the rotation axis of the rotary table under the action of centrifugal force; when the rotary table rotates at a low speed, the gravity center of the threshing rod and the connecting line of the part on the threshing rod, which is used for being connected with the cross rod, are vertical, when the gravity center of the threshing rod is positioned at the central axis of the threshing rod or near the central axis of the threshing rod, the threshing rod can be in a vertical state in the process of moving along with the rotary table at a low speed;
3. further, through setting up the first body of rod, the first body of rod offsets with the cutting blade, when the first body of rod slides along the length direction of first spout, the position on the cutting blade that offsets with the first body of rod changes, make the cutting blade move relative to the blade cooperation groove, and then make the cutting blade stretch out from the blade cooperation groove or withdraw to the blade cooperation groove from the blade cooperation groove, and then, when the carousel is in the low-speed rotation state, threshing bar is in initial state, its cutting blade stretches out to the blade cooperation groove, rotate along with threshing bar, make the cutting blade cut kidney bean rattan under the circumstances of low-speed movement, thereby cut kidney bean rattan while cutting kidney bean rattan, can avoid the cutting blade of high-speed movement to cause the damage to kidney bean grain, and then reduced the probability that kidney bean grain was cut by the cutting blade;
4. Further, by arranging the second rod body and the gear, the first rack and the gear on the first rod body are meshed, the second rack and the gear on the second rod body are meshed, and the meshed part of the first rack and the gear and the meshed part of the second rack and the gear are opposite to each other with respect to the gear, so that the moving direction of the first rod body relative to the threshing rod body is opposite to the moving direction of the second rod body relative to the threshing rod body;
Further, along with the continuous increase of carousel rotational speed, under centrifugal force effect, can make the relative first spout of first body of rod slide towards the direction of the central axis of keeping away from the carousel to under the drive of gear, make the relative second spout groove of second body of rod slide near the direction of the axis of rotation of carousel, thereby make the length of threshing bar shorten gradually, so, increased the distance between the bottom of threshing bar and the inner wall of threshing warehouse, in threshing process, for the motion of kidney bean grain provides certain space, can weaken the striking probability of threshing bar to the kidney bean grain that has threshed, thereby reduce the broken risk of kidney bean grain.
Drawings
FIG. 1 is a schematic view showing a partial structure of one embodiment of a red kidney bean threshing machine according to the present application;
FIG. 2 is a schematic diagram of a red kidney bean thresher according to one embodiment of the present application;
Fig. 3 is a schematic structural view of a red kidney bean threshing machine according to an embodiment of the application, in which threshing bars are in a vertical state;
FIG. 4 is a schematic diagram showing the overall structure of one embodiment of a red kidney bean thresher according to the present application;
FIG. 5 is a schematic view of a threshing bar in one embodiment of a red kidney bean threshing machine of the application;
Fig. 6 is a schematic view showing a partial structure of a red kidney bean thresher at a first resisting portion according to an embodiment of the present application;
FIG. 7 is a schematic view showing a partial structure of a red kidney bean thresher at a second subsidiary lever according to an embodiment of the present application;
FIG. 8 is a schematic view of a threshing bar in an embodiment of a red kidney bean threshing machine according to the application;
fig. 9 is a schematic view showing a partial structure of a threshing bar at a second auxiliary bar body when the threshing bar is in an initial state in one embodiment of the red kidney bean threshing machine of the application;
The threshing bin, the 2-threshing roller assembly, the 3-threshing rod, the 4-driving assembly, the 5-cutting blade, the 6-turntable, the 7-cross rod, the 8-motor device, the 9-threshing rod body, the 10-first rod body, the 11-blade matching groove, the 12-first chute, the 13-first spring, the 14-abutting block, the 15-second spring, the 16-first abutting part, the 17-abutting block part, the 18-abutting block two part, the 19-second rod body, the 20-second chute, the 21-gear, the 22-first rack, the 23-second rack, the 24-second main rod body and the 25-second auxiliary rod body are marked in the figure.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the invention.
Thus, the following detailed description of the embodiments of the invention is not intended to limit the scope of the invention, as claimed, but is merely representative of some embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, under the condition of no conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
The first embodiment is a red kidney bean threshing machine provided by the first embodiment, and referring to fig. 1-9, the red kidney bean threshing machine comprises a threshing bin 1 and a threshing roller assembly 2, the threshing bin 1 is used for accommodating kidney beans, the threshing roller assembly 2 comprises a threshing rod 3 and a driving assembly 4, the threshing rod 3 is positioned in the threshing bin 1, the driving assembly 4 is used for driving the threshing rod 3 to move relative to the threshing bin 1, so that the threshing rod 3 can hit kidney beans put in the threshing bin 1 to separate the kidney beans from the pods, a cutting blade 5 is arranged on the threshing rod 3, and the cutting blade 5 is used for cutting kidney bean vines.
According to the kidney bean threshing machine, the cutting blade 5 is arranged on the threshing rod 3, so that in the process of threshing kidney beans put in the threshing bin 1, the driving component 4 drives the threshing rod 3 to move, the cutting blade 5 on the threshing rod 3 moves along with the threshing rod 3, and then the cutting blade 5 cuts kidney bean vines of kidney beans, so that longer kidney bean vines are cut into a plurality of shorter kidney bean vines, the length of a single kidney bean vine is reduced, the probability of winding kidney bean vines on the threshing roller component 2 is reduced, and the threshing rod 3 is more beneficial to beating kidney beans, and further the kidney bean grain obtaining efficiency is improved.
As a preferred embodiment, based on the above manner, the driving assembly 4 further includes a rotary table 6 and a cross bar 7, the cross bar 7 is disposed on the rotary table 6, the length direction of the cross bar 7 is the same as the length direction of the threshing bin 1, the end of the threshing rod 3 is rotationally connected with the cross bar 7, the threshing rods 3 are several, and several threshing rods 3 are disposed along the length direction of the cross bar 7, the rotary table 6 is adapted with a motor device 8, and the motor device 8 is used for driving the rotary table 6 to rotate so as to make the cross bar 7 and the rotary table 6 rotate synchronously;
the part of the threshing rod 3 which is connected with the cross rod 7 is staggered with the gravity center of the threshing rod 3.
Furthermore, by arranging the rotary table 6 and the cross rod 7, and rotationally connecting a plurality of threshing rods 3 on the cross rod 7, the threshing efficiency is further improved, after the position of the threshing rod 3, which is in contact with the cross rod 7, is staggered with the center of gravity of the threshing rod 3, the threshing rods 3 can be in a vertical state in the process of moving at a low speed along with the rotary table 6 after the rotary table 6 rotates at a high speed, the center of gravity of the threshing rods 3 and the extension line of the connecting line of the position of the threshing rod 3, which is in contact with the cross rod 7, pass through the rotation axis of the rotary table 6, when the rotary table 6 rotates at a low speed, the center of gravity of the threshing rod 3 and the connecting line of the position of the threshing rod 3, which is in contact with the cross rod 7, are vertical, and when the rotary table 6 rotates at a low speed, the center of the threshing rod 3 is positioned at the center of the central axis of the threshing rod 3, or the center of gravity of the threshing rod 3 is positioned near the central axis of the threshing rod 3, the threshing rod 3 can be in a vertical state in the process of the threshing rod 3, when the kidney beans are thrown into the bin 1, the threshing rod 3 is in a static state or in a low speed, the vertical state, the kidney beans 3 is more convenient to be beaten in the threshing bin, and the threshing bin 3 is more convenient to be in the threshing space, and the threshing bin is in the threshing position, and the threshing position is more in the threshing position.
Specifically, the output shaft of the motor on the motor device 8 is connected with the turntable 6, so as to drive the turntable 6 to rotate, and the specific structure is the prior art, so that details are not repeated here.
As a preferred embodiment, on the basis of the above manner, the threshing rod 3 further includes a threshing rod body 9 and a first rod body 10, the threshing rod body 9 is provided with a blade matching groove 11 and a first chute 12, the cutting blade 5 is matched with the blade matching groove 11, a first spring 13 is connected between the cutting blade 5 and the threshing rod body 9, and the first spring 13 has elasticity;
The first rod body 10 is matched with the first chute 12, the threshing rod body 9 is provided with a supporting block 14, a second spring 15 is connected between the supporting block 14 and the first rod body 10, the second spring 15 has elasticity, the length direction of the first chute 12 is in the same direction as the length direction of the threshing rod body 9, and the first rod body 10 can slide along the length direction of the first chute 12;
the first rod body 10 is propped against the cutting blade 5;
The threshing rod 3 has an initial state, when the threshing rod 3 is in the initial state, the cutting blade 5 extends out of the blade matching groove 11, and the first spring 13 is in a stretched state;
When the motor device 8 drives the turntable 6 to rotate, under the action of centrifugal force, the first rod body 10 can slide relative to the first sliding groove 12 in a direction away from the rotation axis of the turntable 6, in the process that the first rod body 10 slides relative to the first sliding groove 12 in a direction away from the rotation axis of the turntable 6, the position of the cutting blade 5, which is propped against the first rod body 10, changes, the deformation of the first spring 13 gradually decreases, the cutting blade 5 gradually retracts into the blade matching groove 11, and the deformation of the second spring 15 gradually increases.
Further, by arranging the first rod body 10, the first rod body 10 is propped against the cutting blade 5, when the first rod body 10 slides along the length direction of the first chute 12, the position of the cutting blade 5 propped against the first rod body 10 changes, so that the cutting blade 5 moves relative to the blade matching groove 11, and further the cutting blade 5 extends out of the blade matching groove 11 or retracts into the blade matching groove 11, and further, when the rotary table 6 is in a low-speed rotation state, the threshing rod 3 is in an initial state, the cutting blade 5 extends out of the blade matching groove 11, and when the threshing rod 3 rotates, the cutting blade 5 cuts kidney bean vines under the condition of low-speed movement, thereby avoiding damage to kidney bean grains caused by the cutting blade 5 moving at a high speed when cutting kidney bean vines, and further reducing the probability that the kidney bean grains are cut by the cutting blade 5; when the rotary table 6 is in a high-speed rotation state, under the action of centrifugal force, the first rod body 10 can slide relative to the first sliding groove 12 in the direction away from the central axis of the rotary table 6, so that the deformation of the first spring 13 is reduced, and under the action that the deformation of the first spring 13 is gradually recovered, the cutting blade 5 is gradually retracted into the blade matching groove 11, so that when the threshing rod 3 is in a high-speed motion state, the cutting blade 5 capable of avoiding high-speed motion cuts kidney beans, the probability that kidney beans are cut by the cutting blade 5 is further reduced, and meanwhile, the threshing rod 3 beneficial to high-speed motion strikes kidney beans, so that the threshing efficiency of the kidney beans and the integrity of the kidney beans are improved.
In a preferred embodiment, in addition to the above-mentioned aspect, a first abutment portion 16 is provided in the blade engaging groove 11, the first abutment portion 16 is configured to abut against the cutting blade 5, and the first abutment portion 16 is configured to limit an elongation of the cutting blade 5 when the cutting blade 5 extends out of the blade engaging groove 11, so that the cutting blade 5 is always engaged with the blade engaging groove 11.
Further, by providing the first resisting portion 16, the first resisting portion 16 is used for resisting against the cutting blade 5, so as to limit the elongation when the cutting blade 5 extends out of the matching groove, thereby improving the matching stability of the cutting blade 5 and the blade matching groove 11.
In the second embodiment, further, referring to fig. 1 to 9, the position of the abutment 14 along the length direction of the threshing rod body 9 is adjustable, so that the initial deformation amount of the second spring 15 is adjustable when the threshing rod 3 is in the initial state.
Further, the position of the abutment block 14 along the length direction of the threshing rod body 9 is adjustable, so that when the threshing rod 3 is in an initial state, the initial deformation amount of the second spring 15 can be adjusted, when the rotating speed of the motor device 8 driving the rotary table 6 to rotate is constant, the initial deformation amount of the second spring 15 can enable the displacement amount of the first rod body 10 relative to the threshing rod body 9 to be different, and the position of the cutting blade 5 relative to the blade matching groove 11 is different, so that the rotation speed required by the rotary table 6 when the cutting blade 5 is completely retracted to the blade matching groove 11 can be adjusted, and the extension or retraction of the cutting blade 5 can be controlled by an operator more conveniently.
As a preferred embodiment, in addition to the above-mentioned embodiment, the abutment 14 includes an abutment first portion 17 and an abutment second portion 18, the abutment first portion 17 and the abutment second portion 18 are rotationally connected, the rotation axes of the abutment first portion 17 and the abutment second portion 18 are in the same direction as the length direction of the threshing rod body 9, the abutment first portion 17 is connected with the second spring 15, and the abutment second portion 18 is in threaded connection with the threshing rod body 9;
when the two abutting block parts 18 rotate relative to the threshing rod body 9, the abutting block 14 moves relative to the threshing rod body 9 along the length direction of the threshing rod body 9.
Further, by arranging the first abutting block part 17 and the second abutting block part 18, when the second abutting block part 18 rotates relative to the threshing rod body 9, the second abutting block part 18 drives the first abutting block part 17 to move along the length direction of the threshing rod body 9, so that the abutting block 14 moves along the length direction of the threshing rod 3 relative to the threshing rod body 9, and the convenience of adjusting the position of the abutting block 14 is improved.
On the basis of the technical scheme of the third embodiment, further, referring to fig. 1-9, the threshing rod 3 further comprises a second rod body 19, the threshing rod body 9 is further provided with a second chute 20 and a gear 21, the second rod body 19 is matched with the second chute 20, the length direction of the second chute 20 is in the same direction as the length direction of the threshing rod body 9, the first rod body 10 is provided with a first rack 22, the second rod body 19 is provided with a second rack 23, the first rack 22 is meshed with the gear 21, the second rack 23 is meshed with the gear 21, and the meshing part of the first rack 22 and the gear 21 and the meshing part of the second rack 23 and the gear 21 are opposite to each other with respect to the gear 21;
when the threshing rod 3 is in an initial state, the threshing rod 3 is in a maximum length state;
Under the action of centrifugal force, when the first rod body 10 slides relative to the first chute 12 in a direction away from the rotation axis of the turntable 6, the first rack 22 drives the gear 21 to move, and the gear 21 drives the second rack 23 to rotate, so that the second rod body 19 slides relative to the second chute 20 in a direction close to the rotation axis of the turntable 6, and the length of the threshing rod 3 is shortened.
Further, by arranging the second rod body 19 and the gear 21, the first rack 22 and the gear 21 on the first rod body 10 are meshed, the second rack 23 and the gear 21 on the second rod body 19 are meshed, and the meshed part of the first rack 22 and the gear 21 and the meshed part of the second rack 23 and the gear 21 are opposite to each other with respect to the gear 21, so that the moving direction of the first rod body 10 relative to the threshing rod body 9 is opposite to the moving direction of the second rod body 19 relative to the threshing rod body 9;
Further, along with the continuous increase of the rotating speed of the rotary table 6, under the action of centrifugal force, the first rod body 10 can slide relative to the first chute 12 in a direction far away from the central axis of the rotary table 6, and under the drive of the gear 21, the second rod body 19 slides relative to the second chute 20 in a direction close to the rotating axis of the rotary table 6, so that the length of the threshing rod 3 is gradually shortened, the distance between the bottom end of the threshing rod 3 and the inner wall of the threshing bin 1 is increased, a certain space is provided for the movement of kidney bean particles in the threshing process, the hitting probability of the threshing rod 3 on the threshed kidney bean particles can be weakened, and the breaking risk of the kidney bean particles is reduced.
As a preferred embodiment, on the basis of the foregoing manner, the second rod 19 further includes a second main rod 24 and a second auxiliary rod 25, the second main rod 24 is connected to the second auxiliary rod 25, the position of the second auxiliary rod 25 relative to the second main rod 24 is adjustable, and the length of the second rod 19 is adjusted by adjusting the position of the second auxiliary rod 25 relative to the second main rod 24.
Further, through setting up second main rod body 24 and second auxiliary rod body 25, through adjusting the position of second auxiliary rod body 25 relative to second main rod body 24 to adjust the length of second body of rod 19, and then be convenient for when threshing bar 3 is in initial state, adjust the distance between threshing bar 3's bottom and the inner wall of threshing bin 1, thereby improved the convenience of adjusting its distance, simultaneously, second main rod body 24 and second auxiliary rod body 25 adopt threaded connection, and its concrete connected mode is prior art, so not repeated here.
In a preferred embodiment, when the threshing rod 3 is in the initial state, the minimum distance between the inner wall of the threshing bin 1 and the end of the threshing rod 3 far from the rotation axis of the turntable 6 is d, and the distance d is 0< 3cm.
Further, when the threshing rod 3 is in an initial state, the distance d is 0< 3cm, and in the process of low-speed rotation of the rotary table 6, the threshing rod 3 is in contact with kidney bean grains on the inner wall of the threshing bin 1 so as to push the kidney bean grains in the threshing bin 1 to move, and further the kidney bean grains in the threshing bin 1 are convenient to fall into a kidney bean grain collecting device through a filter screen on the inner wall of the threshing bin 1, so that the convenience of collecting the kidney bean grains is improved.
As a preferred embodiment, based on the above manner, a plurality of cross bars 7 are further arranged on the turntable 6, and the cross bars 7 are uniformly distributed on the turntable 6 in a region near the edge of the turntable 6.
Further, through setting up a plurality of horizontal poles 7, and then make threshing bar 3 in threshing warehouse 1 distribute more widely to further improve kidney bean threshing's efficiency, make a plurality of horizontal poles 7 evenly distributed in the region that is close to carousel 6 edge on carousel 6 simultaneously, so that improve the centrifugal force size that threshing bar 3 received when carousel 6 rotates, more do benefit to threshing bar 3 under the effect of centrifugal force, make the focus of threshing bar 3 and the extension line of the connecting line that is used for the position mutually switching with horizontal pole 7 on threshing bar 3 pass through the axis of rotation of carousel 6.
The above embodiments are only for illustrating the present invention and not for limiting the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and thus any modifications or equivalent substitutions are made thereto, and all technical solutions and modifications thereof without departing from the spirit and scope of the present invention are included in the scope of the claims of the present invention.
Claims (9)
1. The red kidney bean threshing machine is characterized by comprising a threshing bin and a threshing roller assembly, wherein the threshing bin is used for accommodating kidney beans, the threshing roller assembly comprises a threshing rod and a driving assembly, the threshing rod is positioned in the threshing bin, the driving assembly is used for driving the threshing rod to move relative to the threshing bin so as to enable the threshing rod to strike the kidney beans put in the threshing bin to separate the kidney beans from the pods, and a cutting blade is arranged on the threshing rod and is used for cutting kidney bean vines;
The driving assembly comprises a rotary table and a cross rod, the cross rod is arranged on the rotary table, the length direction of the cross rod is in the same direction as the length direction of the threshing bin, the end part of the threshing rod is rotationally connected with the cross rod, the rotary table is adapted with a motor device, and the motor device is used for driving the rotary table to rotate so as to enable the cross rod and the rotary table to synchronously rotate;
The threshing rod comprises a threshing rod body and a first rod body, the threshing rod body is provided with a blade matching groove and a first sliding groove, a cutting blade is matched with the blade matching groove, a first spring is connected between the cutting blade and the threshing rod body, and the first spring has elasticity;
The threshing rod comprises a threshing rod body, a first sliding groove, a second sliding groove, a first spring, a second spring, a first rod body, a second rod body and a cutting blade, wherein the first rod body is matched with the first sliding groove;
The threshing rod is in an initial state, when the threshing rod is in the initial state, the cutting blade extends out of the blade matching groove, and the first spring is in a stretched state;
when the motor device drives the turntable to rotate, under the action of centrifugal force, the first rod body can slide relative to the first sliding groove in the direction away from the rotating axis of the turntable, the position of the first rod body, which is propped against the first rod body, on the cutting blade changes in the process that the first rod body slides relative to the first sliding groove in the direction away from the rotating axis of the turntable, the deformation of the first spring gradually decreases, the cutting blade gradually retracts into the blade matching groove, and the deformation of the second spring gradually increases.
2. The red kidney bean threshing machine of claim 1, wherein a plurality of threshing bars are arranged along the length direction of the transverse bars.
3. The red kidney bean threshing machine of claim 2, wherein a first resisting part is arranged in the blade matching groove and is used for resisting against the cutting blade, and the first resisting part is used for limiting the elongation of the cutting blade when the cutting blade extends out of the blade matching groove so as to ensure that the cutting blade is always in a state of being matched with the blade matching groove.
4. The red kidney bean threshing machine of claim 3, wherein the position of the supporting block along the length direction of the threshing rod body is adjustable, so that the initial deformation amount of the second spring is adjustable when the threshing rod is in an initial state.
5. The red kidney bean threshing machine of claim 4, wherein the abutting block comprises an abutting block first part and an abutting block second part, the abutting block first part and the abutting block second part are rotationally connected, the rotation axes of the abutting block first part and the abutting block second part are in the same direction as the length direction of the threshing rod body, the abutting block first part is connected with a second spring, and the abutting block second part is in threaded connection with the threshing rod body;
When the two abutting blocks rotate relative to the threshing rod body, the abutting blocks move relative to the threshing rod body along the length direction of the threshing rod body.
6. The red kidney bean threshing machine according to claim 5, wherein the threshing rod further comprises a second rod body, the threshing rod body is further provided with a second sliding groove and a gear, the second rod body is matched with the second sliding groove, the length direction of the second sliding groove is in the same direction as the length direction of the threshing rod body, the first rod body is provided with a first rack, the second rod body is provided with a second rack, the first rack is meshed with the gear, the second rack is meshed with the gear, and the meshing part of the first rack and the gear and the meshing part of the second rack and the gear are opposite to each other with respect to the gear;
when the threshing rod is in an initial state, the threshing rod is in a maximum length state;
Under the effect of centrifugal force, when the first body of rod slides towards the direction of the axis of rotation that keeps away from the carousel relative first spout, first rack drives the gear motion, the gear drives the second rack and rotates, makes the relative second spout of second body of rod slides towards the direction of the axis of rotation that is close to the carousel, makes the length of threshing bar shortens.
7. The red kidney bean threshing machine of claim 6, wherein the second rod body comprises a second main rod body and a second auxiliary rod body, the second main rod body is connected with the second auxiliary rod body, the position of the second auxiliary rod body relative to the second main rod body is adjustable, and the length of the second rod body is adjusted by adjusting the position of the second auxiliary rod body relative to the second main rod body.
8. The red kidney bean threshing machine of claim 7, wherein the minimum distance between the inner wall of the threshing bin and the end of the threshing bar, which is far away from the rotating axis of the turntable, is d, and 0< distance d <3cm when the threshing bar is in the initial state.
9. The red kidney bean threshing machine of claim 8, wherein a plurality of cross bars are arranged on the rotary table and are uniformly distributed in the region, close to the edge of the rotary table, of the rotary table.
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| KR20220060672A (en) * | 2020-11-05 | 2022-05-12 | 대한민국(농촌진흥청장) | Threshing drum assembly for grain threshing machine |
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| JPH0536U (en) * | 1991-06-20 | 1993-01-08 | セイレイ工業株式会社 | Thresher handling room net |
| JP4022774B2 (en) * | 2005-03-30 | 2007-12-19 | 隆司 横山 | Mowing blade device for mower |
| US9137949B2 (en) * | 2012-12-26 | 2015-09-22 | Cnh Industrial America Llc | Chopper assembly for harvesting equipment |
| CN208258478U (en) * | 2018-06-11 | 2018-12-21 | 晋江市思柏克尔鞋服有限公司 | The rotation of stalk crasher crushes knife system |
| CN109121664B (en) * | 2018-08-02 | 2021-11-30 | 湖北双兴智能装备有限公司 | Half-feeding type combined rice harvester |
| JP7178255B2 (en) * | 2018-12-21 | 2022-11-25 | 三菱重工メイキエンジン株式会社 | Rotary power transmission device for brush cutter and brush cutter |
| CN209806493U (en) * | 2019-04-11 | 2019-12-20 | 山西农业大学 | A corn threshing device |
| CN213485818U (en) * | 2020-10-09 | 2021-06-22 | 沈阳农业大学 | Threshing cylinder |
| KR102426707B1 (en) * | 2021-12-13 | 2022-07-29 | 강원도 | A threshing drum assembly capable of cutting plant stems |
| CN216609337U (en) * | 2021-12-16 | 2022-05-27 | 广东锋的精密工具有限公司 | Superhard cutter for cutting high-thickness wood |
| CN118285241A (en) * | 2024-05-09 | 2024-07-05 | 江苏巨鼎生物科技有限公司 | Crushing device for crop processing |
| CN119278772A (en) * | 2024-11-12 | 2025-01-10 | 吉林工程技术师范学院 | A threshing device for a rice harvester |
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