CN112136480A - Automatic alfalfa harvester - Google Patents
Automatic alfalfa harvester Download PDFInfo
- Publication number
- CN112136480A CN112136480A CN202010952933.6A CN202010952933A CN112136480A CN 112136480 A CN112136480 A CN 112136480A CN 202010952933 A CN202010952933 A CN 202010952933A CN 112136480 A CN112136480 A CN 112136480A
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- Prior art keywords
- grass
- eccentric wheel
- alfalfa
- vehicle body
- grass gathering
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D43/00—Mowers combined with apparatus performing additional operations while mowing
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D43/00—Mowers combined with apparatus performing additional operations while mowing
- A01D43/06—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material
- A01D43/063—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material in or into a container carried by the mower; Containers therefor
- A01D43/0638—Rigid containers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D43/00—Mowers combined with apparatus performing additional operations while mowing
- A01D43/06—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material
- A01D43/077—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material with auxiliary means, e.g. fans, for transporting the mown crop
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/18—Safety devices for parts of the machines
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D75/00—Accessories for harvesters or mowers
- A01D75/18—Safety devices for parts of the machines
- A01D75/187—Removing foreign objects
Abstract
The invention relates to the field of alfalfa harvesting, in particular to an automatic alfalfa harvester which comprises a vehicle body, a grass collecting assembly, a cutting knife, a feeding assembly and a material collecting box, wherein the vehicle body is horizontally arranged and comprises a vehicle head and a vehicle body, the grass collecting assembly is horizontally arranged at the lower end of the vehicle head of the vehicle body, the cutting knife is fixedly arranged below the grass collecting assembly, the feeding assembly is fixedly arranged in the middle of the vehicle body, the feeding assembly is obliquely arranged, the initial end of the feeding assembly is connected with the tail end of the grass collecting assembly, the material collecting box is fixedly arranged at the top of the vehicle body, the top of the material collecting box is provided with an opening, and the tail end of the feeding assembly; this automatic alfalfa harvester simple structure, the simple operation, this equipment have realized that the automation is reaped, improve and reap efficiency, can draw in the alfalfa in high efficiency, can constantly draw in the cutting operation in the alfalfa in the equipment in-process that advances simultaneously, can prevent the alfalfa winding, have increased equipment practicality.
Description
Technical Field
The invention relates to the field of alfalfa harvesting, in particular to an automatic alfalfa harvester.
Background
Alfalfa is known as the king of pasture, not only has high yield but also has excellent quality, and is popular with various livestock and poultry. The planting area of alfalfa in China is about 133 ten thousand hm ^ 2. With the development of commodity economy, the industrialized scale of the alfalfa is rapidly developed, and the planting area of the alfalfa is expanding.
A device that is used for alfalfa to reap that chinese patent publication No. CN209105663U shows, comprising a base plate, the lower extreme of bottom plate is equipped with running gear, upper end one side fixedly connected with riser of bottom plate, one side sliding connection that the upper end of bottom plate is located the riser has the collecting box, the upper end left side fixedly connected with handrail of riser, be equipped with the cavity in the riser, the preceding lateral wall of cavity is equipped with the fluting that is linked together with the outside, be equipped with fixed establishment in the cavity, the downside that lies in the cavity on the riser is equipped with first opening, be equipped with the scissors in the first opening, the pivot both ends of scissors rotate with first open-ended upper and lower lateral wall respectively and are connected, lie in first open-ended downside on the riser and be equipped with collecting box assorted second opening. Above-mentioned alfalfa reaping apparatus need draw in when moving equipment to the alfalfa top when reaping the alfalfa, and the artifical rocking handle of rethread cuts the alfalfa and gets off, then still needs mobile device once more to the next place of reaping, can just accomplish the alfalfa's of miniscope reaps the work, can not last reaping, and the part that needs manual operation is more, is unfavorable for liberation productivity, has influenced the speed of reaping greatly.
Therefore, there is a need for an automatic alfalfa harvester that can efficiently collect alfalfa, continuously collect and cut alfalfa during the forward process of the device, and automatically harvest alfalfa.
Disclosure of Invention
The automatic alfalfa harvester is simple in structure and convenient and fast to operate, automatic harvesting is achieved, harvesting efficiency is improved, alfalfa can be efficiently collected, meanwhile, the alfalfa can be continuously collected and cut in the advancing process of the automatic alfalfa harvester, the alfalfa can be prevented from being wound, and practicability of the automatic alfalfa harvester is improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an alfalfa automatic harvester, including the automobile body, hold up the grass subassembly, the cutting knife, pay-off subassembly and receipts workbin, the automobile body level sets up, the automobile body is including locomotive and automobile body, hold up the grass subassembly level and set up the locomotive lower extreme at the automobile body, the cutting knife fixed mounting is in the below of holding up the grass subassembly, pay-off subassembly fixed mounting is at the middle part of automobile body, the slope of pay-off subassembly sets up, the top of pay-off subassembly links to each other with the end of holding up the grass subassembly, it sets up at the automobile body top to receive the workbin is fixed, receive the open-top of workbin, the end of.
As an optimized scheme of the automatic alfalfa harvester, the grass collecting component comprises a first grass collecting ring and a rotatable first eccentric wheel, the first grass collecting ring is vertically arranged and is arc-shaped, the first eccentric wheel is horizontally arranged at the lower end of the inner arc side of the first grass collecting ring, and the side wall of the position with the maximum radius of the first eccentric wheel is attached to the side wall of the inner arc of the first grass collecting ring.
As a preferred scheme of the automatic alfalfa harvester, the first grass gathering ring is provided with a rolling groove, and the side wall of the first eccentric wheel is attached to the bottom of the rolling groove.
As an optimized scheme of the automatic alfalfa harvester, the grass gathering component further comprises a second grass gathering ring and a second eccentric wheel opposite to the first eccentric wheel in the rotating direction, the second grass gathering ring is arc-shaped and identical to the first grass gathering ring in shape, the second grass gathering ring and the first grass gathering ring are oppositely arranged in the vertical direction, the second eccentric wheel is horizontally arranged on the inner arc side wall of the second grass gathering ring, the second eccentric wheel is arranged under the first eccentric wheel, and the side wall of the maximum radius position of the second eccentric wheel is attached to the groove bottom of a rolling groove in the second grass gathering ring.
As a preferred scheme of the automatic alfalfa harvester, the grass collecting assembly further comprises two first servo motors, the two first servo motors are fixedly mounted on the vehicle head and are located right above the first eccentric wheel and the second eccentric wheel, output shafts of the two first servo motors penetrate through the shell to extend downwards, and the two first servo motors are fixedly connected with the eccentric positions of the first eccentric wheel and the second eccentric wheel through a coupler respectively.
As a preferred scheme of the automatic alfalfa harvester, mounting seats are arranged at the bottoms of the first grass gathering ring and the second grass gathering ring, the mounting seats are respectively positioned right below the tangent positions of the first grass gathering ring and the second grass gathering ring with the side walls of the first eccentric wheel and the second eccentric wheel, a cutting knife is horizontally and fixedly mounted on the mounting seats, the knife point of the cutting knife points to the eccentric position of the eccentric wheel, and the direction of the knife point of the cutting knife is opposite to the rotating direction of the eccentric wheel.
As a preferred scheme of an automatic alfalfa harvester, the feeding component comprises a feeding channel, a belt conveyor and a rotatable rake hand, the rake hand is horizontally arranged in the vehicle body and is positioned right above the tail end of the grass collecting component, the feeding channel and the belt conveyor are obliquely arranged, the length directions of the feeding channel and the belt conveyor are consistent, the belt conveyor is positioned right above the feeding channel, the starting end of the feeding channel is connected with the tail end of the grass collecting component, the tail end of the feeding channel is positioned right above the material collecting box, the feeding channel is fixedly connected with the vehicle body, a rake row is arranged on the rake hand, and the length of the rake row is slightly smaller than the distance from the rake hand to the feeding channel.
As a preferred scheme of the automatic alfalfa harvester, a plurality of rake rows are arranged on the rake hand, and the rake rows are distributed annularly along the axis of the rake hand.
As a preferred scheme of the automatic alfalfa harvester, the grass collecting assembly further comprises two protective covers, the upper half parts of the protective covers are hollow cylindrical, the upper half parts of the two protective covers are respectively sleeved on the output shafts of the two first servo motors, the lower half parts of the protective covers are disc-shaped, and the lower half parts of the two protective covers are respectively positioned right above the first eccentric wheel and the second eccentric wheel.
As a preferred scheme of the automatic alfalfa harvester, the feeding assembly further comprises a second servo motor, the second servo motor is fixedly mounted on the vehicle body, an output shaft of the second servo motor is collinear with the axis of the harrow arm, and the output shaft of the second servo motor is fixedly connected with the harrow arm through a coupler.
The invention has the beneficial effects that: the alfalfa is collected in the front of the equipment through the grass collecting ring and the eccentric wheel, the collected alfalfa is pulled out of the ground in the advancing process of the equipment, the pulled alfalfa is cut through the cutting knife fixedly arranged at the bottom of the grass collecting ring, the root of the alfalfa is discharged from the lower part of the equipment, the collected and cut alfalfa is raked into the feeding channel through a raker, the alfalfa is conveyed to the upper part of the feeding channel from the lower part of the feeding channel through the belt conveyor, and finally the alfalfa falls into the material receiving box from the upper part of the feeding channel to finish the operations of collecting, cutting, conveying and collecting the alfalfa, and the alfalfa can be prevented from being wound in the grass collecting component through the protective cover; this automatic baling press that reaps of alfalfa that prevents twining simple structure, the simple operation, this equipment have realized that the automation reaps, improve and reap efficiency, can high-efficiently draw in the alfalfa in, can constantly draw in cutting operation in the in-process that advances at equipment simultaneously, can prevent that the alfalfa from twining, have increased equipment practicality.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic perspective view of an automatic alfalfa harvester according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of an automatic alfalfa harvester according to an embodiment of the present invention;
fig. 3 is a schematic three-dimensional structure diagram of an automatic alfalfa harvester according to an embodiment of the present invention;
FIG. 4 is a front view of an automatic alfalfa harvester according to an embodiment of the present invention;
FIG. 5 is a side view of an automatic alfalfa harvester according to an embodiment of the present invention;
FIG. 6 is a schematic view of a feeding assembly of an automatic alfalfa harvester according to an embodiment of the present invention;
FIG. 7 is a schematic two-dimensional structure of a feeding assembly of an automatic alfalfa harvester according to an embodiment of the present invention;
fig. 8 is a schematic perspective view of a grass collecting assembly of an automatic alfalfa harvester according to an embodiment of the present invention;
fig. 9 is a first exploded perspective view of a grass collecting assembly of an automatic alfalfa harvester according to an embodiment of the present invention;
fig. 10 is a second exploded perspective view of a grass collecting assembly of an automatic alfalfa harvester according to an embodiment of the present invention.
In the figure:
1. a vehicle body; 1b, a vehicle body; 1a, a vehicle head;
2. a grass gathering component; 2b, a first eccentric wheel; 2a, a first grass gathering ring; 2c, rolling grooves; 2d, a second eccentric wheel; 2e, a second grass gathering ring; 2f, a first servo motor; 2g, mounting seats; 2h, protecting the cover;
3. cutting;
4. a feeding assembly; 4a, a feeding channel; 4b, a belt conveyor; 4c, raking hands; 4c1, rake row; 4d, a second servo motor;
5. and a material receiving box.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 10, an automatic alfalfa harvester is shown, which comprises a vehicle body 1, a grass collecting component 2, a cutting knife 3, a feeding component 4 and a material collecting box 5, wherein the vehicle body 1 is horizontally arranged, the vehicle body 1 comprises a vehicle head 1a and a vehicle body 1b, the grass collecting component 2 is horizontally arranged at the lower end of the vehicle head 1a of the vehicle body 1, the cutting knife 3 is fixedly arranged below the grass collecting component 2, the feeding component 4 is fixedly arranged in the middle of the vehicle body 1, the feeding component 4 is obliquely arranged, the starting end of the feeding component 4 is connected with the tail end of the grass collecting component 2, the material collecting box 5 is fixedly arranged at the top of the vehicle body 1b, the top of the material collecting box 5 is opened, and the tail end of the feeding component 4 extends.
The grass gathering component 2 comprises a first grass gathering ring 2a and a rotatable first eccentric wheel 2b, the first grass gathering ring 2a is vertically arranged, the first grass gathering ring 2a is arc-shaped, the first eccentric wheel 2b is horizontally arranged at the lower end of the inner arc side of the first grass gathering ring 2a, and the side wall of the position with the maximum radius of the first eccentric wheel 2b is attached to the side wall of the inner arc of the first grass gathering ring 2 a. When equipment began working, first holding together grass ring 2a draws in the alfalfa in automobile body 1 the place ahead in the inner arc side of first holding together grass ring 2a, the continuous rotation of first eccentric wheel 2b, maximum radius department lateral wall through first eccentric wheel 2b and the laminating of the inner arc wall of first holding together grass ring 2a, thereby will hold together the annular alfalfa of grass and press from both sides tightly between first holding together grass ring 2a and first eccentric wheel 2b, at automobile body 1 in-process of marcing, extract alfalfa from soil, thereby realized the process that the alfalfa was collected.
The first grass collecting ring 2a is provided with a rolling groove 2c, and the side wall of the first eccentric wheel 2b is attached to the bottom of the rolling groove 2 c. In the tight in-process of alfalfa to first holding together in the grass ring 2a tightly, the design of rolling groove 2c can be better with the cooperation of first eccentric wheel 2b, stretch into the tank bottom of rolling groove 2c through the lateral wall of eccentric wheel to with the first further clamp of alfalfa in holding together the grass ring 2a tightly, be convenient for more realize the function of collecting.
The grass gathering component 2 further comprises a second grass gathering ring 2e and a second eccentric wheel 2d opposite to the first eccentric wheel 2b in rotation direction, the second grass gathering ring 2e is arc-shaped and identical to the first grass gathering ring 2a in shape, the second grass gathering ring 2e and the first grass gathering ring 2a are arranged in opposite directions in the vertical direction, the second eccentric wheel 2d is horizontally arranged on the inner arc side wall of the second grass gathering ring 2e, the second eccentric wheel 2d is arranged under the first eccentric wheel 2b, and the side wall of the position with the maximum radius of the second eccentric wheel 2d is attached to the groove bottom of a rolling groove 2c in the second grass gathering ring 2 e. In the grass gathering process of the equipment, the first grass gathering ring 2a and the second grass gathering ring 2e are matched with each other, so that the function of collecting all the alfalfa in the rectangular range in front of the vehicle body 1 can be realized, when the equipment starts to work, the alfalfa in front of the vehicle body 1 is gathered to the inner arc side of the second grass gathering ring 2e by the second grass gathering ring 2e, the second eccentric wheel 2d continuously rotates, the outer side wall of the position with the maximum radius of the second eccentric wheel 2d is attached to the inner arc wall of the second grass gathering ring 2e, so that the alfalfa in the grass gathering ring is clamped between the second grass gathering ring 2e and the second eccentric wheel 2d, the alfalfa is pulled out from the soil in the advancing process of the vehicle body 1, so that the alfalfa collecting process is realized, in the clamping process of the alfalfa in the second grass gathering ring 2e, the rolling groove 2c can be better matched with the second eccentric wheel 2d in design, and extends into the groove bottom of the rolling groove 2c through the side wall of the eccentric wheel, thereby hold together the second and hold together the alfalfa further clamp in the grass ring 2e tightly, be convenient for more realize the function of collecting, the rotation direction of first eccentric wheel 2b and second eccentric wheel 2d is opposite, can better reap the alfalfa of both sides, has guaranteed to collect the effect.
The grass gathering assembly 2 further comprises two first servo motors 2f, the two first servo motors 2f are fixedly mounted on the vehicle head 1a, the two first servo motors 2f are located right above the first eccentric wheel 2b and the second eccentric wheel 2d, output shafts of the two first servo motors 2f penetrate through the shell to extend downwards, and the two first servo motors 2f are fixedly connected with the eccentric positions of the first eccentric wheel 2b and the second eccentric wheel 2d through shaft couplings respectively. In the grass gathering process of the equipment, the two first servo motors 2f are used for driving the first eccentric wheel 2b and the second eccentric wheel 2d to rotate, so that the grass gathering purpose is realized.
The bottom parts of the first grass gathering ring 2a and the second grass gathering ring 2e are provided with mounting seats 2g, the mounting seats 2g are respectively positioned right below the tangent positions of the side walls of the first grass gathering ring 2a and the second grass gathering ring 2e, the first eccentric wheel 2b and the second eccentric wheel 2d, the cutting knife 3 is horizontally and fixedly mounted on the mounting seats 2g, the knife tip of the cutting knife 3 points to the eccentric position of the eccentric wheel, and the direction of the knife tip of the cutting knife 3 is opposite to the rotating direction of the eccentric wheel. When the alfalfa is pulled out in the first grass gathering ring 2a and the second grass gathering ring 2e, the cutting knife 3 at the bottom of the first grass gathering ring 2a and the second grass gathering ring 2e works, the root of the pulled out alfalfa is cut, the cut root falls off from the lower part of the equipment, and the rest alfalfa is driven by the first eccentric wheel 2b and the second eccentric wheel 2d to gather towards the center of the tail end of the grass gathering component 2, so that the effect of cutting the pulled out alfalfa is realized.
The feeding component 4 comprises a feeding channel 4a, a belt conveyor 4b and a rotatable rake 4c, the rake 4c is horizontally arranged inside the vehicle body 1, the rake 4c is positioned right above the tail end of the grass collecting component 2, the feeding channel 4a and the belt conveyor 4b are both obliquely arranged, the length directions of the feeding channel 4a and the belt conveyor 4b are consistent, the belt conveyor 4b is positioned right above the feeding channel 4a, the starting end of the feeding channel 4a is connected with the tail end of the grass collecting component 2, the tail end of the feeding channel 4a is positioned right above the material collecting box 5, the feeding channel is fixedly connected with the vehicle body 1, rake rows 4c1 are arranged on the rake 4c, and the length of the rake rows 4c1 is slightly smaller than the distance from the rake 4c to the feeding channel 4 a. After the alfalfa is harvested by the grass collecting component 2 and the cutting knife 3, the rake 4c rotates to drive the rake row 4c1 on the rake 4c to rotate, so that the alfalfa gathered at the tail end of the grass collecting component 2 is raked into the inlet of the feeding channel 4a, the alfalfa at the inlet of the feeding channel 4a is conveyed upwards along the feeding channel 4a through the belt conveyor 4b, and finally the alfalfa is discharged from the tail end of the feeding channel 4a and falls into the collecting box 5, and the alfalfa conveying process is completed.
The rake hand 4c is provided with a plurality of rake rows 4c1, and the rake rows 4c1 are annularly distributed along the axis of the rake hand 4 c. The rotation cooperation of a plurality of rake rows 4c1 can be better matched with the grass-collecting component 2, so that the collected and cut alfalfa is raked into the inlet of the feeding channel 4a from the tail end of the grass-collecting component 2 in real time, and the alfalfa can be conveyed.
The grass gathering component 2 further comprises two protective covers 2h, the upper half parts of the protective covers 2h are hollow cylindrical, the upper half parts of the two protective covers 2h are respectively sleeved on the output shafts of the two first servo motors 2f, the lower half parts of the protective covers 2h are disc-shaped, and the lower half parts of the two protective covers 2h are respectively positioned right above the first eccentric wheel 2b and the second eccentric wheel 2 d. When equipment is gathered together the grass, the alfalfa winding into all probably has been carried out to rotatory first servo motor 2f output shaft, first eccentric wheel 2b and second eccentric wheel 2d to influence the normal work of equipment, protection cover 2h has played the guard action, and the safety cover 2h that the alfalfa contacted does not take place rotatoryly, therefore can not twined into in the equipment, thereby guaranteed the normal operating of equipment.
The feeding component 4 further comprises a second servo motor 4d, the second servo motor 4d is fixedly installed on the vehicle body 1, an output shaft of the second servo motor 4d is collinear with an axis of the rake hand 4c, and an output shaft of the second servo motor 4d is fixedly connected with the rake hand 4c through a coupler. When the feeding component 4 works, the output shaft of the second servo motor 4d rotates to drive the rake 4c to rotate, so that the rake 4c can rake alfalfa into the feeding channel 4a to complete the feeding process.
The working principle of the invention is as follows: when equipment began working, first holding together grass ring 2a draws in the alfalfa in automobile body 1 the place ahead in the inner arc side of first holding together grass ring 2a, the continuous rotation of first eccentric wheel 2b, maximum radius department lateral wall through first eccentric wheel 2b and the laminating of the inner arc wall of first holding together grass ring 2a, thereby will hold together the annular alfalfa of grass and press from both sides tightly between first holding together grass ring 2a and first eccentric wheel 2b, at automobile body 1 in-process of marcing, extract alfalfa from soil, thereby realized the process that the alfalfa was collected. In the tight in-process of alfalfa to first holding together in the grass ring 2a tightly, the design of rolling groove 2c can be better with the cooperation of first eccentric wheel 2b, stretch into the tank bottom of rolling groove 2c through the lateral wall of eccentric wheel to with the first further clamp of alfalfa in holding together the grass ring 2a tightly, be convenient for more realize the function of collecting. When the device starts to work, the alfalfa in the front of the vehicle body 1 is collected to the inner arc side of the second grass collecting ring 2e by the second grass collecting ring 2e, the second eccentric wheel 2d continuously rotates and is attached to the inner arc wall of the second grass collecting ring 2e through the outer side wall of the maximum radius part of the second eccentric wheel 2d, so that the alfalfa in the grass collecting ring is clamped between the second grass collecting ring 2e and the second eccentric wheel 2d, the alfalfa is pulled out from the soil in the advancing process of the vehicle body 1, the alfalfa collecting process is realized, in the clamping process of the alfalfa in the second grass collecting ring 2e, the design of the rolling groove 2c can be better matched with the second eccentric wheel 2d, and the side wall of the eccentric wheel extends into the groove bottom of the rolling groove 2c, thereby hold together the second and hold together the alfalfa further clamp in the grass ring 2e tightly, be convenient for more realize the function of collecting, the rotation direction of first eccentric wheel 2b and second eccentric wheel 2d is opposite, can better reap the alfalfa of both sides, has guaranteed to collect the effect. In the grass gathering process of the equipment, the two first servo motors 2f are used for driving the first eccentric wheel 2b and the second eccentric wheel 2d to rotate, so that the grass gathering purpose is realized. When the alfalfa is pulled out in the first grass gathering ring 2a and the second grass gathering ring 2e, the cutting knife 3 at the bottom of the first grass gathering ring 2a and the second grass gathering ring 2e works, the root of the pulled out alfalfa is cut, the cut root falls off from the lower part of the equipment, and the rest alfalfa is driven by the first eccentric wheel 2b and the second eccentric wheel 2d to gather towards the center of the tail end of the grass gathering component 2, so that the effect of cutting the pulled out alfalfa is realized. After the alfalfa is harvested by the grass collecting component 2 and the cutting knife 3, the rake 4c rotates to drive the rake row 4c1 on the rake 4c to rotate, so that the alfalfa gathered at the tail end of the grass collecting component 2 is raked into the inlet of the feeding channel 4a, the alfalfa at the inlet of the feeding channel 4a is conveyed upwards along the feeding channel 4a through the belt conveyor 4b, and finally the alfalfa is discharged from the tail end of the feeding channel 4a and falls into the collecting box 5, and the alfalfa conveying process is completed. When the feeding component 4 works, the output shaft of the second servo motor 4d rotates to drive the rake 4c to rotate, so that the rake 4c can rake alfalfa into the feeding channel 4a to complete the feeding process. The rotation cooperation of a plurality of rake rows 4c1 can be better matched with the grass-collecting component 2, so that the collected and cut alfalfa is raked into the inlet of the feeding channel 4a from the tail end of the grass-collecting component 2 in real time, and the alfalfa can be conveyed. When equipment is gathered together the grass, the alfalfa winding into all probably has been carried out to rotatory first servo motor 2f output shaft, first eccentric wheel 2b and second eccentric wheel 2d to influence the normal work of equipment, protection cover 2h has played the guard action, and the safety cover 2h that the alfalfa contacted does not take place rotatoryly, therefore can not twined into in the equipment, thereby guaranteed the normal operating of equipment.
It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (2)
1. An automatic alfalfa harvester is characterized by comprising a vehicle body, a grass gathering component, a cutting knife, a feeding component and a material receiving box, wherein the vehicle body is horizontally arranged and comprises a vehicle head and a vehicle body, the grass gathering component is horizontally arranged at the lower end of the vehicle head of the vehicle body, the cutting knife is fixedly arranged below the grass gathering component, the feeding component is fixedly arranged in the middle of the vehicle body, the feeding component is obliquely arranged, the starting end of the feeding component is connected with the tail end of the grass gathering component, the material receiving box is fixedly arranged at the top of the vehicle body, the top of the material receiving box is opened, and the tail end of the feeding component extends to the position right above the material receiving;
the grass gathering assembly comprises a first grass gathering ring and a rotatable first eccentric wheel, the first grass gathering ring is vertically arranged and is arc-shaped, the first eccentric wheel is horizontally arranged at the lower end of the inner arc side of the first grass gathering ring, and the side wall of the position with the maximum radius of the first eccentric wheel is attached to the side wall of the inner arc of the first grass gathering ring;
the first grass collecting ring is provided with a rolling groove, and the side wall of the first eccentric wheel is attached to the bottom of the rolling groove;
the grass gathering assembly also comprises a second grass gathering ring and a second eccentric wheel which is opposite to the first eccentric wheel in rotation direction, the second grass gathering ring is arc-shaped and has the same shape as the first grass gathering ring, the second grass gathering ring and the first grass gathering ring are oppositely arranged in the vertical direction, the second eccentric wheel is horizontally arranged on the inner arc side wall of the second grass gathering ring, the second eccentric wheel is arranged right below the first eccentric wheel, and the side wall of the position with the maximum radius of the second eccentric wheel is attached to the groove bottom of a rolling groove on the second grass gathering ring;
the grass gathering assembly also comprises two first servo motors, the two first servo motors are fixedly arranged on the vehicle head and are positioned right above the first eccentric wheel and the second eccentric wheel, output shafts of the two first servo motors penetrate through the shell to extend downwards, and the two first servo motors are respectively and fixedly connected with the eccentric parts of the first eccentric wheel and the second eccentric wheel through a coupler;
the bottom of the first grass gathering ring and the bottom of the second grass gathering ring are provided with mounting seats, the mounting seats are respectively positioned right below the tangent positions of the side walls of the first grass gathering ring and the second grass gathering ring, the first eccentric wheel and the second eccentric wheel, the cutting knife is horizontally and fixedly mounted on the mounting seats, the knife point of the cutting knife points to the eccentric position of the eccentric wheels, and the direction of the knife point of the cutting knife is opposite to the rotating direction of the eccentric wheels.
2. The automatic alfalfa harvester according to claim 1, characterized in that the feeding assembly comprises a feeding channel, a belt conveyor and a rotatable harrow hand, the harrow hand is horizontally arranged in the vehicle body, the harrow hand is positioned right above the tail end of the grass collecting assembly, the feeding channel and the belt conveyor are both obliquely arranged, the length directions of the feeding channel and the belt conveyor are consistent, the belt conveyor is positioned right above the feeding channel, the starting end of the feeding channel is connected with the tail end of the grass collecting assembly, the tail end of the feeding channel is positioned right above the material collecting box, the feeding channel is fixedly connected with the vehicle body, a harrow row is arranged on the harrow hand, and the length of the harrow row is slightly smaller than the distance from the harrow hand to the feeding channel;
a plurality of rake rows are arranged on the rake hand and are annularly distributed along the axis of the rake hand;
the grass collecting assembly also comprises two protective covers, the upper half parts of the protective covers are hollow cylinders, the upper half parts of the two protective covers are respectively sleeved on the output shafts of the two first servo motors, the lower half parts of the protective covers are disc-shaped, and the lower half parts of the two protective covers are respectively positioned right above the first eccentric wheel and the second eccentric wheel;
the feeding assembly further comprises a second servo motor, the second servo motor is fixedly mounted on the vehicle body, an output shaft of the second servo motor is collinear with the axis of the rake hand, and the output shaft of the second servo motor is fixedly connected with the rake hand through a coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010952933.6A CN112136480A (en) | 2019-10-29 | 2019-10-29 | Automatic alfalfa harvester |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911034693.5A CN110679284B (en) | 2019-10-29 | 2019-10-29 | Automatic alfalfa harvester |
| CN202010952933.6A CN112136480A (en) | 2019-10-29 | 2019-10-29 | Automatic alfalfa harvester |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911034693.5A Division CN110679284B (en) | 2019-10-29 | 2019-10-29 | Automatic alfalfa harvester |
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| Publication Number | Publication Date |
|---|---|
| CN112136480A true CN112136480A (en) | 2020-12-29 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010952933.6A Withdrawn CN112136480A (en) | 2019-10-29 | 2019-10-29 | Automatic alfalfa harvester |
| CN201911034693.5A Active CN110679284B (en) | 2019-10-29 | 2019-10-29 | Automatic alfalfa harvester |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911034693.5A Active CN110679284B (en) | 2019-10-29 | 2019-10-29 | Automatic alfalfa harvester |
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| CN (2) | CN112136480A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111165162B (en) * | 2020-03-14 | 2021-10-08 | 益阳市锐益生态农业开发有限公司 | Modern agriculture rice harvesting equipment |
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| CN202095287U (en) * | 2011-05-14 | 2012-01-04 | 高小林 | Straw recycling and granulating operation locomotive |
| CN204560263U (en) * | 2015-03-17 | 2015-08-19 | 王侯小 | A kind of corn picker |
| CN206136681U (en) * | 2016-04-26 | 2017-05-03 | 重庆理工大学 | Small -size tender mulberry combine |
| CN207369613U (en) * | 2017-11-06 | 2018-05-18 | 孙元国 | A kind of greenfeed collects machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10105439C1 (en) * | 2001-02-07 | 2002-02-28 | Case Harvesting Sys Gmbh | Cutting and feed arrangement for harvester has coaxial feed discs positioned above cutting disc for rotation about vertical axis |
| CN101810081A (en) * | 2010-04-22 | 2010-08-25 | 湖南农业大学 | Method and equipment for harvesting devil's rush herb |
| CN107155514A (en) * | 2017-05-19 | 2017-09-15 | 中国农业科学院农业资源与农业区划研究所 | A kind of herbage gathers in bulk cargo equipment automatically |
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| CN109258075A (en) * | 2018-10-18 | 2019-01-25 | 陈时明 | The green storage machine turntable ceding of Taiwan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110679284A (en) | 2020-01-14 |
| CN110679284B (en) | 2020-10-27 |
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