CN118058058A - High-efficient forage grass seed combine is taken off device again - Google Patents

High-efficient forage grass seed combine is taken off device again Download PDF

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Publication number
CN118058058A
CN118058058A CN202410466288.5A CN202410466288A CN118058058A CN 118058058 A CN118058058 A CN 118058058A CN 202410466288 A CN202410466288 A CN 202410466288A CN 118058058 A CN118058058 A CN 118058058A
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China
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threshing cylinder
forage grass
fixedly connected
threshing
connecting frame
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Granted
Application number
CN202410466288.5A
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Chinese (zh)
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CN118058058B (en
Inventor
焦巍
王川
林克剑
李峰
苑峰
刘亚玲
石蕊
顾丽霞
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Inner Mongolia Grassland Technology Innovation Center Co ltd
Grassland Research Institute of Chinese Academy of Agricultural Sciences
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Inner Mongolia Grassland Technology Innovation Center Co ltd
Grassland Research Institute of Chinese Academy of Agricultural Sciences
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Priority to CN202410466288.5A priority Critical patent/CN118058058B/en
Publication of CN118058058A publication Critical patent/CN118058058A/en
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Publication of CN118058058B publication Critical patent/CN118058058B/en
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Abstract

The invention discloses a re-threshing device of a high-efficiency forage grass seed combine harvester, which relates to the technical field of forage grass seed re-threshing devices, and comprises an upper re-threshing cylinder and a lower re-threshing cylinder which are connected through a connecting frame; according to the invention, when the forage grass moves in the upper re-threshing cylinder, the shaking leakage net can shake the forage grass in the upper re-threshing cylinder, so that seeds mixed in the forage grass are separated, and enter the lower re-threshing cylinder through the leakage net, and then the forage grass and the seeds are separated in the upper re-threshing cylinder; and be provided with intensive collection needle on being located the connecting frame inner wall, when some grass leaf, stem pass the drain net, can be blocked by the collection needle that intensive set up, further improved the separation effect, the rethread linking arm that sets up and lift up the brush, can lift up the grass leaf in the lower rethreshing section of thick bamboo, further improve rethreshing effect to can be when lifting up the brush and collect the needle through collecting, can get rid of the grass leaf on the collection needle.

Description

High-efficient forage grass seed combine is taken off device again
Technical Field
The invention belongs to the technical field of forage grass seed re-threshing devices, and particularly relates to a re-threshing device of a high-efficiency forage grass seed combine harvester.
Background
The existing pasture seeds have a certain difficulty in field harvest due to various types and structures; at present, most of pasture seeds are directly harvested by using a combine harvester, and after threshing by a roller, the pasture seeds are wrapped by grass leaves and adhered to the seeds which are not separated, so that the threshing rate of the pasture seeds is increased to the greatest extent, the loss is reduced, the follow-up work is lightened, the combine harvester is utilized to the greatest extent, and the pasture seed harvesting combine harvester is required to be provided with a device suitable for pasture re-threshing for further separating forage from seeds.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a high-efficiency forage grass seed combine harvester re-threshing device which can overcome the problems or at least partially solve the problems.
In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that: the utility model provides a high-efficient forage grass seed combine takes off device again, includes that last rethreshing section of thick bamboo, lower rethreshing section of thick bamboo that is connected through the connecting frame, and lower rethreshing section of thick bamboo is located the below that goes up rethreshing section of thick bamboo, its characterized in that still includes: the upper re-threshing cylinder is provided with a first spiral propelling blade through a first rotating shaft in a rotating way, and the lower re-threshing cylinder is provided with a second spiral propelling blade through a second rotating shaft in a rotating way; the leakage net is arranged in the connecting frame in a shaking way, so that seeds in the forage grass penetrate through the leakage net and enter the lower re-threshing cylinder when the first spiral propelling blade pushes the forage grass in the upper re-threshing cylinder to move; the collecting needle is arranged on the inner wall of the connecting frame through the connecting plate and is used for separating forage grass passing through the leakage net.
Preferably, the inner walls of the two sides of the connecting frame are fixedly connected with mounting blocks, the bottom surface of the drain net is fixedly connected with a supporting plate, the supporting plate is fixedly connected with a sliding rod, the sliding rod is slidably connected to the mounting blocks, and a second spring is sleeved between the mounting blocks and the supporting plate.
Preferably, a connecting rod is fixedly connected to the periphery of the first rotating shaft, a mounting groove is formed in one end, far away from the first rotating shaft, of the connecting rod, a first spring is fixedly connected to the mounting groove, a sliding head is fixedly connected to the first spring, the sliding head corresponds to the supporting plate, and the sliding head is used for pushing the leakage net to squeeze the second spring when being close to the connecting frame.
Further, a lifting rod is fixedly connected to the first spiral propelling blade, and the lifting rod and the first rotating shaft are in a horizontal shape.
Further, the pick-up lever is 90 degrees from the connecting rod.
Further, an air nozzle is arranged at the opposite position of the collecting needle on the connecting frame and is used for blowing forage grass passing through the connecting frame to the collecting needle.
Further, a connecting arm is fixedly connected to the periphery of the second rotating shaft, and a lifting brush is fixedly connected to the inner wall, close to the lower re-falling cylinder, of the connecting arm so as to lift materials in the lower re-falling cylinder when the second rotating shaft rotates.
Further, the connecting arm corresponds to the collection needle on the connecting plate.
Further, a connecting groove is formed in the side face of the connecting frame, and the connecting plate is inserted into the connecting groove and connected with the connecting frame through bolts.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects: according to the invention, when the forage grass moves in the upper re-threshing cylinder, the shaking leakage net can shake the forage grass in the upper re-threshing cylinder, so that seeds mixed in the forage grass are separated, and enter the lower re-threshing cylinder through the leakage net, and then the forage grass and the seeds are separated in the upper re-threshing cylinder; and be provided with intensive collection needle on being located the connecting frame inner wall, when some grass leaf, stem pass the drain net, can be blocked by the collection needle that intensive set up, further improved the separation effect, the rethread linking arm that sets up and lift up the brush, can lift up the grass leaf in the lower rethreshing section of thick bamboo, further improve rethreshing effect to can be when lifting up the brush and collect the needle through collecting, can get rid of the grass leaf on the collection needle.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
FIG. 1 is a schematic diagram of a combine harvester for forage seeds in accordance with the present invention;
FIG. 2 is a schematic perspective view of a combine harvester for forage grass seeds;
FIG. 3 is a front view of a high efficiency forage seed combine harvester resume apparatus in accordance with the present invention;
FIG. 4 is a schematic structural view of a connecting plate of a re-threshing device of the high-efficiency forage seed combine;
FIG. 5 is a schematic diagram of the structure of the upper and lower rethreading cylinders and connecting frames of the rethreading device of the high-efficiency forage seed combine harvester;
FIG. 6 is a schematic diagram of the structure of the air nozzle of the re-threshing device of the high-efficiency forage seed combine harvester;
fig. 7 is a schematic structural view of the threshing device of the efficient forage seed combine harvester in fig. 6 at a position a.
In the figure: 1. a top re-releasing cylinder; 10. a feed pipe; 11. a first rotating shaft; 111. a first auger blade; 112. a connecting rod; 113. a first spring; 114. a slider; 12. a lifting rod; 13. a drain screen; 131. a support plate; 132. a mounting block; 133. a slide bar; 134. a second spring; 2. a lower re-releasing cylinder; 21. a second rotating shaft; 22. a second auger blade; 23. a connecting arm; 231. lifting the brush; 3. a connection frame; 31. a connecting plate; 32. a collection needle; 33. an air nozzle.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
The following describes in detail the technical solutions provided by the embodiments of the present invention with reference to fig. 1 to fig. 7.
Example 1: referring to fig. 1 to 7, a re-threshing device of a high efficiency forage seed combine harvester comprises an upper re-threshing cylinder 1 and a lower re-threshing cylinder 2 which are connected through a connecting frame 3, wherein the lower re-threshing cylinder 2 is positioned below the upper re-threshing cylinder 1, and further comprises: the upper re-threshing cylinder 1 is rotatably provided with a first spiral propelling blade 111 through a first rotating shaft 11, and the lower re-threshing cylinder 2 is rotatably provided with a second spiral propelling blade 22 through a second rotating shaft 21; a screen 13, which is arranged in the connecting frame 3 in a shaking manner, and is used for enabling seeds in the forage grass to pass through the screen 13 and enter the lower re-threshing cylinder 2 when the first spiral propelling blade 111 pushes the forage grass in the upper re-threshing cylinder 1 to move; the collecting needle 32 is arranged on the inner wall of the connecting frame 3 through the connecting plate 31 and is used for separating forage grass passing through the drain net 13;
When the device is used, forage grass enters the upper re-threshing cylinder 1 through the feeding pipe 10, the driving device drives the first rotating shaft 11 to rotate, the first rotating shaft 11 continuously pushes the forage grass in the upper re-threshing cylinder 1 to move in the upper re-threshing cylinder 1 through the first spiral pushing blade 111, when the forage grass moves in the upper re-threshing cylinder 1, the shaking drain net 13 can shake the forage grass in the upper re-threshing cylinder 1, so that seeds mixed in the forage grass are separated, the forage grass enters the lower re-threshing cylinder 2 through the drain net 13, and then the forage grass and the seeds are separated in the upper re-threshing cylinder 1;
The dense collecting needles 32 are arranged on the inner wall of the connecting frame 3, and when partial grass blades and stems pass through the drain net 13, the grass blades and stems can be blocked by the densely arranged collecting needles 32, so that the separation effect is further improved;
when the seeds enter the lower re-threshing cylinder 2, the seeds are propelled and discharged through the second spiral propulsion blade 22, and forage grass positioned in the upper re-threshing cylinder 1 is discharged through one end of the upper re-threshing cylinder 1.
The inner walls of the two sides of the connecting frame 3 are fixedly connected with mounting blocks 132, the bottom surface of the drain net 13 is fixedly connected with a supporting plate 131, the supporting plate 131 is fixedly connected with a sliding rod 133, the sliding rod 133 is slidably connected to the mounting blocks 132, and a second spring 134 is sleeved between the mounting blocks 132 and the supporting plate 131 and positioned on the sliding rod 133;
The periphery of the first rotating shaft 11 is fixedly connected with a connecting rod 112, one end, far away from the first rotating shaft 11, of the connecting rod 112 is provided with a mounting groove, a first spring 113 is fixedly connected in the mounting groove, a sliding head 114 is fixedly connected to the first spring 113, the sliding head 114 corresponds to the supporting plate 131, and the sliding head 114 is used for pushing the drain net 13 to squeeze a second spring 134 when approaching to the connecting frame 3;
When the first rotating shaft 11 rotates, the connecting rod 112 rotates along with the first rotating shaft 11, when the connecting rod 112 rotates to the connecting frame 3, the sliding head 114 is not contacted with the inner wall of the upper re-falling cylinder 1, the sliding head 114 can be pushed by the first spring 113 to the end far away from the connecting rod 112, at the moment, the sliding head 114 can push the drain wire 13 downwards, the second spring 134 pressed by the drain wire 13 enables the second spring 134 to store force, and when the sliding head 114 is far away from the connecting frame 3, the drain wire 13 is reset, and the sliding rod 133 impacts the mounting block 132, so that the drain wire 13 vibrates.
Example 2: referring to fig. 1 to 7, a re-threshing device of a high efficiency forage seed combine harvester comprises an upper re-threshing cylinder 1 and a lower re-threshing cylinder 2 which are connected through a connecting frame 3, wherein the lower re-threshing cylinder 2 is positioned below the upper re-threshing cylinder 1, and further comprises: the upper re-threshing cylinder 1 is rotatably provided with a first spiral propelling blade 111 through a first rotating shaft 11, and the lower re-threshing cylinder 2 is rotatably provided with a second spiral propelling blade 22 through a second rotating shaft 21; a screen 13, which is arranged in the connecting frame 3 in a shaking manner, and is used for enabling seeds in the forage grass to pass through the screen 13 and enter the lower re-threshing cylinder 2 when the first spiral propelling blade 111 pushes the forage grass in the upper re-threshing cylinder 1 to move; the collecting needle 32 is arranged on the inner wall of the connecting frame 3 through the connecting plate 31 and is used for separating forage grass passing through the drain net 13;
The inner walls of the two sides of the connecting frame 3 are fixedly connected with mounting blocks 132, the bottom surface of the drain net 13 is fixedly connected with a supporting plate 131, the supporting plate 131 is fixedly connected with a sliding rod 133, the sliding rod 133 is slidably connected to the mounting blocks 132, and a second spring 134 is sleeved between the mounting blocks 132 and the supporting plate 131 and positioned on the sliding rod 133;
The periphery of the first rotating shaft 11 is fixedly connected with a connecting rod 112, one end, far away from the first rotating shaft 11, of the connecting rod 112 is provided with a mounting groove, a first spring 113 is fixedly connected in the mounting groove, a sliding head 114 is fixedly connected to the first spring 113, the sliding head 114 corresponds to the supporting plate 131, and the sliding head 114 is used for pushing the drain net 13 to squeeze a second spring 134 when approaching to the connecting frame 3;
further, it is: the first spiral propelling blade 111 is fixedly connected with a lifting rod 12, and the lifting rod 12 and the first rotating shaft 11 are horizontal;
When the device is used, forage grass enters the upper re-threshing cylinder 1 through the feeding pipe 10, the driving device drives the first rotating shaft 11 to rotate, the first rotating shaft 11 continuously pushes the forage grass in the upper re-threshing cylinder 1 to move in the upper re-threshing cylinder 1 through the first spiral pushing blade 111, when the forage grass moves in the upper re-threshing cylinder 1, the shaking drain net 13 can shake the forage grass in the upper re-threshing cylinder 1, so that seeds mixed in the forage grass are separated, the forage grass enters the lower re-threshing cylinder 2 through the drain net 13, and then the forage grass and the seeds are separated in the upper re-threshing cylinder 1;
When the grid 13 vibrates, the lifting rod 12 lifts the forage grass in the upper re-threshing cylinder 1, so that the grid 13 vibrates the forage grass more conveniently, and seeds are separated efficiently and enter the lower re-threshing cylinder 2 through the grid 13;
The dense collecting needles 32 are arranged on the inner wall of the connecting frame 3, and when partial grass blades and stems pass through the drain net 13, the grass blades and stems can be blocked by the densely arranged collecting needles 32, so that the separation effect is further improved; when the seeds enter the lower re-threshing cylinder 2, the seeds are propelled and discharged through the second spiral propulsion blade 22, and forage grass positioned in the upper re-threshing cylinder 1 is discharged through one end of the upper re-threshing cylinder 1.
Referring to FIG. 5, the pick-up lever 12 is 90 degrees from the connecting rod 112;
By setting the connection rod 112 to 90 degrees with the lifting rod 12, the lifting rod 12 lifts the forage grass in the upper re-threshing cylinder 1, and then the seeds are separated through the vibration of the strainer 13, so that the separation effect is further improved.
Example 3: referring to fig. 1 to 7, a re-threshing device of a high efficiency forage seed combine harvester comprises an upper re-threshing cylinder 1 and a lower re-threshing cylinder 2 which are connected through a connecting frame 3, wherein the lower re-threshing cylinder 2 is positioned below the upper re-threshing cylinder 1, and further comprises: the upper re-threshing cylinder 1 is rotatably provided with a first spiral propelling blade 111 through a first rotating shaft 11, and the lower re-threshing cylinder 2 is rotatably provided with a second spiral propelling blade 22 through a second rotating shaft 21; a screen 13, which is arranged in the connecting frame 3 in a shaking manner, and is used for enabling seeds in the forage grass to pass through the screen 13 and enter the lower re-threshing cylinder 2 when the first spiral propelling blade 111 pushes the forage grass in the upper re-threshing cylinder 1 to move; the collecting needle 32 is arranged on the inner wall of the connecting frame 3 through the connecting plate 31 and is used for separating forage grass passing through the drain net 13;
The inner walls of the two sides of the connecting frame 3 are fixedly connected with mounting blocks 132, the bottom surface of the drain net 13 is fixedly connected with a supporting plate 131, the supporting plate 131 is fixedly connected with a sliding rod 133, the sliding rod 133 is slidably connected to the mounting blocks 132, and a second spring 134 is sleeved between the mounting blocks 132 and the supporting plate 131 and positioned on the sliding rod 133;
The periphery of the first rotating shaft 11 is fixedly connected with a connecting rod 112, one end, far away from the first rotating shaft 11, of the connecting rod 112 is provided with a mounting groove, a first spring 113 is fixedly connected in the mounting groove, a sliding head 114 is fixedly connected to the first spring 113, the sliding head 114 corresponds to the supporting plate 131, and the sliding head 114 is used for pushing the drain net 13 to squeeze a second spring 134 when approaching to the connecting frame 3;
Further, it is: an air nozzle 33 is arranged at the opposite position of the collecting needle 32 on the connecting frame 3 and is used for blowing forage grass passing through the connecting frame 3 to the collecting needle 32;
When the device is used, forage grass enters the upper re-threshing cylinder 1 through the feeding pipe 10, the driving device drives the first rotating shaft 11 to rotate, the first rotating shaft 11 continuously pushes the forage grass in the upper re-threshing cylinder 1 to move in the upper re-threshing cylinder 1 through the first spiral pushing blade 111, when the forage grass moves in the upper re-threshing cylinder 1, the shaking drain net 13 can shake the forage grass in the upper re-threshing cylinder 1, so that seeds mixed in the forage grass are separated, the forage grass enters the lower re-threshing cylinder 2 through the drain net 13, and then the forage grass and the seeds are separated in the upper re-threshing cylinder 1;
The dense collecting needles 32 are arranged on the inner wall of the connecting frame 3, and when partial grass blades and stems pass through the drain net 13, the grass blades and stems can be blocked by the densely arranged collecting needles 32, so that the separation effect is further improved;
when the seeds enter the lower re-threshing cylinder 2, the seeds are propelled and discharged through the second spiral propulsion blades 22, and forage grass positioned in the upper re-threshing cylinder 1 is discharged through one end of the upper re-threshing cylinder 1;
through the air nozzle 33 arranged, the grass blades passing through the leakage net 13 can be blown onto the collecting needle 32 for collection, and the re-threshing effect is further improved.
Example 4: referring to fig. 1 to 7, a re-threshing device of a high efficiency forage seed combine harvester comprises an upper re-threshing cylinder 1 and a lower re-threshing cylinder 2 which are connected through a connecting frame 3, wherein the lower re-threshing cylinder 2 is positioned below the upper re-threshing cylinder 1, and further comprises: the upper re-threshing cylinder 1 is rotatably provided with a first spiral propelling blade 111 through a first rotating shaft 11, and the lower re-threshing cylinder 2 is rotatably provided with a second spiral propelling blade 22 through a second rotating shaft 21; a screen 13, which is arranged in the connecting frame 3 in a shaking manner, and is used for enabling seeds in the forage grass to pass through the screen 13 and enter the lower re-threshing cylinder 2 when the first spiral propelling blade 111 pushes the forage grass in the upper re-threshing cylinder 1 to move; the collecting needle 32 is arranged on the inner wall of the connecting frame 3 through the connecting plate 31 and is used for separating forage grass passing through the drain net 13;
The inner walls of the two sides of the connecting frame 3 are fixedly connected with mounting blocks 132, the bottom surface of the drain net 13 is fixedly connected with a supporting plate 131, the supporting plate 131 is fixedly connected with a sliding rod 133, the sliding rod 133 is slidably connected to the mounting blocks 132, and a second spring 134 is sleeved between the mounting blocks 132 and the supporting plate 131 and positioned on the sliding rod 133;
The periphery of the first rotating shaft 11 is fixedly connected with a connecting rod 112, one end, far away from the first rotating shaft 11, of the connecting rod 112 is provided with a mounting groove, a first spring 113 is fixedly connected in the mounting groove, a sliding head 114 is fixedly connected to the first spring 113, the sliding head 114 corresponds to the supporting plate 131, and the sliding head 114 is used for pushing the drain net 13 to squeeze a second spring 134 when approaching to the connecting frame 3;
an air nozzle 33 is arranged at the opposite position of the collecting needle 32 on the connecting frame 3 and is used for blowing forage grass passing through the connecting frame 3 to the collecting needle 32;
Further, it is: the periphery of the second rotating shaft 21 is fixedly connected with a connecting arm 23, and the inner wall, close to the lower re-falling cylinder 2, of the connecting arm 23 is fixedly connected with a lifting brush 231 for lifting materials in the lower re-falling cylinder 2 when the second rotating shaft 21 rotates;
When the device is used, forage grass enters the upper re-threshing cylinder 1 through the feeding pipe 10, the driving device drives the first rotating shaft 11 to rotate, the first rotating shaft 11 continuously pushes the forage grass in the upper re-threshing cylinder 1 to move in the upper re-threshing cylinder 1 through the first spiral pushing blade 111, when the forage grass moves in the upper re-threshing cylinder 1, the shaking drain net 13 can shake the forage grass in the upper re-threshing cylinder 1, so that seeds mixed in the forage grass are separated, the forage grass enters the lower re-threshing cylinder 2 through the drain net 13, and then the forage grass and the seeds are separated in the upper re-threshing cylinder 1; the dense collecting needles 32 are arranged on the inner wall of the connecting frame 3, and when partial grass blades and stems pass through the drain net 13, the grass blades and stems can be blocked by the densely arranged collecting needles 32, so that the separation effect is further improved; when the seeds enter the lower re-threshing cylinder 2, the seeds are propelled and discharged through the second spiral propulsion blades 22, and forage grass positioned in the upper re-threshing cylinder 1 is discharged through one end of the upper re-threshing cylinder 1; through the air nozzle 33, the grass blades passing through the drain net 13 can be blown onto the collecting needle 32 for collection, and the re-threshing effect is further improved;
When the second rotating shaft 21 rotates, the connecting arm 23 drives the lifting brush 231 to lift the grass leaves mixed with the grass leaves in the lower re-threshing cylinder 2, so that the re-threshing effect is further improved.
Example 5: referring to fig. 1 to 7, a re-threshing device of a high efficiency forage seed combine harvester comprises an upper re-threshing cylinder 1 and a lower re-threshing cylinder 2 which are connected through a connecting frame 3, wherein the lower re-threshing cylinder 2 is positioned below the upper re-threshing cylinder 1, and further comprises: the upper re-threshing cylinder 1 is rotatably provided with a first spiral propelling blade 111 through a first rotating shaft 11, and the lower re-threshing cylinder 2 is rotatably provided with a second spiral propelling blade 22 through a second rotating shaft 21; a screen 13, which is arranged in the connecting frame 3 in a shaking manner, and is used for enabling seeds in the forage grass to pass through the screen 13 and enter the lower re-threshing cylinder 2 when the first spiral propelling blade 111 pushes the forage grass in the upper re-threshing cylinder 1 to move; the collecting needle 32 is arranged on the inner wall of the connecting frame 3 through the connecting plate 31 and is used for separating forage grass passing through the drain net 13;
The inner walls of the two sides of the connecting frame 3 are fixedly connected with mounting blocks 132, the bottom surface of the drain net 13 is fixedly connected with a supporting plate 131, the supporting plate 131 is fixedly connected with a sliding rod 133, the sliding rod 133 is slidably connected to the mounting blocks 132, and a second spring 134 is sleeved between the mounting blocks 132 and the supporting plate 131 and positioned on the sliding rod 133;
The periphery of the first rotating shaft 11 is fixedly connected with a connecting rod 112, one end, far away from the first rotating shaft 11, of the connecting rod 112 is provided with a mounting groove, a first spring 113 is fixedly connected in the mounting groove, a sliding head 114 is fixedly connected to the first spring 113, the sliding head 114 corresponds to the supporting plate 131, and the sliding head 114 is used for pushing the drain net 13 to squeeze a second spring 134 when approaching to the connecting frame 3;
an air nozzle 33 is arranged at the opposite position of the collecting needle 32 on the connecting frame 3 and is used for blowing forage grass passing through the connecting frame 3 to the collecting needle 32;
The periphery of the second rotating shaft 21 is fixedly connected with a connecting arm 23, and the inner wall, close to the lower re-falling cylinder 2, of the connecting arm 23 is fixedly connected with a lifting brush 231 for lifting materials in the lower re-falling cylinder 2 when the second rotating shaft 21 rotates;
further: the connecting arm 23 corresponds to the collecting needle 32 on the connecting plate 31;
When the device is used, forage grass enters the upper re-threshing cylinder 1 through the feeding pipe 10, the driving device drives the first rotating shaft 11 to rotate, the first rotating shaft 11 continuously pushes the forage grass in the upper re-threshing cylinder 1 to move in the upper re-threshing cylinder 1 through the first spiral pushing blade 111, when the forage grass moves in the upper re-threshing cylinder 1, the shaking drain net 13 can shake the forage grass in the upper re-threshing cylinder 1, so that seeds mixed in the forage grass are separated, the forage grass enters the lower re-threshing cylinder 2 through the drain net 13, and then the forage grass and the seeds are separated in the upper re-threshing cylinder 1; the dense collecting needles 32 are arranged on the inner wall of the connecting frame 3, and when partial grass blades and stems pass through the drain net 13, the grass blades and stems can be blocked by the densely arranged collecting needles 32, so that the separation effect is further improved; when the seeds enter the lower re-threshing cylinder 2, the seeds are propelled and discharged through the second spiral propulsion blades 22, and forage grass positioned in the upper re-threshing cylinder 1 is discharged through one end of the upper re-threshing cylinder 1; through the air nozzle 33, the grass blades passing through the drain net 13 can be blown onto the collecting needle 32 for collection, and the re-threshing effect is further improved; when the second rotating shaft 21 rotates, the connecting arm 23 drives the lifting brush 231 to lift the grass leaves mixed with the grass leaves in the lower re-threshing cylinder 2, so that the re-threshing effect is further improved;
When the connecting arm 23 lifts the grass blades by the lift brush 231, the grass blades can be thrown onto the collection needle 32 to be collected when the lift brush 231 passes the collection needle 32.
The connecting groove is formed in the side face of the connecting frame 3, the connecting plate 31 is inserted into the connecting groove and connected with the connecting frame 3 through bolts, and the collecting needle 32 is conveniently taken out to clean the grass blades.
According to the invention, when the forage grass moves in the upper re-threshing cylinder 1, the shaking drain net 13 can shake the forage grass in the upper re-threshing cylinder 1, so that seeds mixed in the forage grass are separated, and enter the lower re-threshing cylinder 2 through the drain net 13, and then the forage grass and the seeds are separated in the upper re-threshing cylinder 1; the intensive collecting needles 32 are arranged on the inner wall of the connecting frame 3, when partial grass blades and stems pass through the drain net 13, the grass blades can be blocked by the intensive collecting needles 32, the separation effect is further improved, the grass blades in the lower re-threshing cylinder 2 can be lifted by the connecting arms 23 and the lifting brushes 231, the re-threshing effect is further improved, and the grass blades can be thrown onto the collecting needles 32 to be collected when the lifting brushes 231 pass through the collecting needles 32.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present invention without departing from the scope of the invention.

Claims (9)

1. The utility model provides a high-efficient forage grass seed combine takes off device again, includes and takes off section of thick bamboo (1), the lower that takes off section of thick bamboo (2) again on going up that is connected through connecting frame (3), lower take off section of thick bamboo (2) are located the below that takes off section of thick bamboo (1) again, its characterized in that still includes:
a first spiral propelling blade (111) is rotatably arranged in the upper re-threshing cylinder (1) through a first rotating shaft (11), and a second spiral propelling blade (22) is rotatably arranged in the lower re-threshing cylinder (2) through a second rotating shaft (21);
a leaking net (13) is arranged in the connecting frame (3) in a shaking way, so that seeds in the forage grass penetrate through the leaking net (13) and enter the lower re-threshing cylinder (2) when the first spiral propelling blade (111) pushes the forage grass in the upper re-threshing cylinder (1) to move;
the collecting needle (32) is arranged on the inner wall of the connecting frame (3) through the connecting plate (31) and is used for separating forage grass passing through the drain net (13).
2. The high-efficiency forage grass seed combine-harvester re-threshing device according to claim 1, wherein the inner walls of the two sides of the connecting frame (3) are fixedly connected with mounting blocks (132), the bottom surface of the drain net (13) is fixedly connected with a supporting plate (131), the supporting plate (131) is fixedly connected with a sliding rod (133), the sliding rod (133) is slidably connected to the mounting blocks (132), and a second spring (134) is sleeved between the mounting blocks (132) and the supporting plate (131).
3. The efficient forage grass seed combine harvester re-threshing device according to claim 2, wherein a connecting rod (112) is fixedly connected to the periphery of the first rotating shaft (11), a mounting groove is formed in one end, far away from the first rotating shaft (11), of the connecting rod (112), a first spring (113) is fixedly connected to the mounting groove, a sliding head (114) is fixedly connected to the first spring (113), the sliding head (114) corresponds to the supporting plate (131), and the sliding head (114) is used for pushing the leakage net (13) to squeeze the second spring (134) when approaching to the connecting frame (3).
4. The high-efficiency forage seed combine-threshing device of claim 1, wherein a lifting rod (12) is fixedly connected to the first spiral propelling blade (111), and the lifting rod (12) and the first rotating shaft (11) are horizontal.
5. The efficient forage seed combine rethreshing device of claim 4, wherein the pick-up lever (12) is 90 degrees from the connecting rod (112).
6. The re-threshing device of a high-efficiency forage seed combine harvester as claimed in claim 1, characterized in that air nozzles (33) are arranged at opposite positions of the collecting needles (32) on the connecting frame (3) for blowing forage grass passing through the connecting frame (3) onto the collecting needles (32).
7. The re-threshing device of the efficient forage grass seed combine harvester of claim 6, wherein a connecting arm (23) is fixedly connected to the periphery of the second rotating shaft (21), and a lifting brush (231) is fixedly connected to the inner wall of the connecting arm (23) close to the lower re-threshing cylinder (2) so as to lift the material in the lower re-threshing cylinder (2) when the second rotating shaft (21) rotates.
8. The efficient forage seed combine rethreshing device of claim 7, wherein the connecting arm (23) corresponds to a collection needle (32) on the connecting plate (31).
9. The re-threshing device of the efficient forage grass seed combine harvester of claim 8, wherein a connecting groove is formed in the side surface of the connecting frame (3), and the connecting plate (31) is inserted into the connecting groove and connected with the connecting frame (3) through bolts.
CN202410466288.5A 2024-04-18 2024-04-18 High-efficient forage grass seed combine is taken off device again Active CN118058058B (en)

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CN1155969A (en) * 1996-02-02 1997-08-06 福建省机械科学研究院 Threshing and harvesting technology before cutting and its harvesting machine
JP2002112614A (en) * 2000-10-04 2002-04-16 Yanmar Agricult Equip Co Ltd Head-feeding combine harvester
CN108438337A (en) * 2018-02-12 2018-08-24 黄冰莹 A kind of feed processing packing machine
CN109400454A (en) * 2018-09-13 2019-03-01 广西苷亮健生物科技有限公司 A method of extracting phloretin from lithocarpus litseifolius plant sample
CN212532719U (en) * 2020-03-25 2021-02-12 贵州长顺宏兴茂农业发展有限公司 Excrement dehydrator for chicken farm
CN113441226A (en) * 2021-06-03 2021-09-28 南阳德鑫农产品实业有限公司 Corn dumpling flour preparation device and method
CN114616989A (en) * 2022-03-22 2022-06-14 陈真 Forage grass production process and production device
CN117204196A (en) * 2023-10-16 2023-12-12 内蒙古大学 A collection device for needle cogongrass seed

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1155969A (en) * 1996-02-02 1997-08-06 福建省机械科学研究院 Threshing and harvesting technology before cutting and its harvesting machine
JP2002112614A (en) * 2000-10-04 2002-04-16 Yanmar Agricult Equip Co Ltd Head-feeding combine harvester
CN108438337A (en) * 2018-02-12 2018-08-24 黄冰莹 A kind of feed processing packing machine
CN109400454A (en) * 2018-09-13 2019-03-01 广西苷亮健生物科技有限公司 A method of extracting phloretin from lithocarpus litseifolius plant sample
CN212532719U (en) * 2020-03-25 2021-02-12 贵州长顺宏兴茂农业发展有限公司 Excrement dehydrator for chicken farm
CN113441226A (en) * 2021-06-03 2021-09-28 南阳德鑫农产品实业有限公司 Corn dumpling flour preparation device and method
CN114616989A (en) * 2022-03-22 2022-06-14 陈真 Forage grass production process and production device
CN117204196A (en) * 2023-10-16 2023-12-12 内蒙古大学 A collection device for needle cogongrass seed

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