CN210406430U - Seedling machine is drawn to sweet potato under membrane - Google Patents
Seedling machine is drawn to sweet potato under membrane Download PDFInfo
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- CN210406430U CN210406430U CN201921144267.2U CN201921144267U CN210406430U CN 210406430 U CN210406430 U CN 210406430U CN 201921144267 U CN201921144267 U CN 201921144267U CN 210406430 U CN210406430 U CN 210406430U
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- seedling
- frame
- sweet potato
- supporting seat
- push rod
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Abstract
The utility model relates to a seedling machine is drawn to sweet potato under membrane, including the frame that is connected with the tractor, drive assembly and drawing seedling claw with the help of drive assembly setting in the frame, drive assembly includes power pack, displacement drive unit and rotary drive unit, displacement drive unit includes the eccentric wheel that has the eccentric shaft, push rod and the tip that articulates with the eccentric shaft respectively with the middle section of push rod, frame articulated link mechanism, rotary drive unit includes the supporting seat articulated with the frame, the depression bar articulated with the push rod tip and with the help of axial thrust bearing and depression bar formation rotation fit's threaded rod, the threaded rod runs through the supporting seat and forms spiral fit with the supporting seat, draw seedling claw to be located the supporting seat below and be connected with the threaded rod tip, the eccentric wheel is connected with power pack's power take off end, this draws seedling machine has realized that the manual work draws the seedling under the membrane, the human input has been greatly, the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of agricultural machine, a seedling equipment is drawn to sweet potato is related to, specifically speaking is seedling machine is drawn to sweet potato under plastic film.
Background
The sweet potato is a high-yield and strong-adaptability grain crop, has close relation with industrial and agricultural production and people's life, the root tuber is also an important raw material in food processing and starch and alcohol manufacturing industries besides being used as main grain, and the root, the stem and the leaf are excellent feeds, so the sweet potato is generally cultivated in China. The spring potato planting in northern China is film mulching planting, potato seedling transplanting, film mulching, seedling picking and other steps. Transplanting and film mulching basically have corresponding machines, the seedling digging work also needs to manually dig out the part above the seedling ground from the film to the outside of the film, long-time stoop operation is needed, a large amount of manpower and time are consumed, the working efficiency is low, the planting cost is high, and the planting income and the planting enthusiasm are influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a seedling machine is drawn to sweet potato under membrane has realized that the potato seedling is planted the back, and the seedling operation is drawn in the mechanization, reduces human input and very big improvement work efficiency, and then reduces planting cost, helps the peasant obtain more economic benefits.
The utility model adopts the technical proposal that:
the utility model provides a seedling machine is drawn to sweet potato under membrane, includes frame, the drive assembly who is connected with the tractor and sets up in the frame with the help of drive assembly and draws seedling claw, the key lies in, drive assembly include power pack, displacement drive unit and rotary driving unit, displacement drive unit including have the eccentric wheel of eccentric shaft, with eccentric shaft articulated push rod and tip respectively with the interlude of push rod, frame articulated link mechanism, rotary driving unit include with frame articulated supporting seat, with push rod tip articulated depression bar and with the help of axial thrust bearing and depression bar formation rotation fit's threaded rod, the threaded rod run through the supporting seat and form screw fit with the supporting seat, draw seedling claw be located supporting seat below and threaded rod end connection, the eccentric wheel be connected with power pack's power take off end.
The power unit is an engine arranged on the tractor, a driving wheel of the tractor or a self-provided ground wheel of the frame.
The eccentric wheel is connected with the power output end of the power unit by means of the chain wheel transmission assembly.
The chain wheel transmission component is internally provided with a tension wheel which is connected with the frame by a compression buffer rod on the chain wheel transmission component.
The seedling digging claw is of a spiral structure with a low front end and a high tail end.
The connecting rod mechanism comprises a first connecting rod and a second connecting rod which are hinged with each other, the end part of the first connecting rod is hinged with the rack, and the end part of the second connecting rod is hinged with the middle section of the push rod.
The utility model has the advantages that: the seedling picking claw is installed by means of a rotary driving unit and a displacement driving unit, wherein the displacement driving unit comprises an eccentric wheel with an eccentric shaft, a push rod hinged with the eccentric shaft, a connecting rod mechanism with the end part respectively hinged with the middle section of the push rod and a frame, the rotary driving unit comprises a supporting seat hinged with the frame, a pressure rod hinged with the end part of the push rod and a threaded rod in rotary fit with the pressure rod by means of an axial thrust bearing, the threaded rod penetrates through the supporting seat and forms spiral fit with the supporting seat, the seedling picking claw is connected with the end part of the threaded rod, the eccentric wheel and the push rod form driving of front and back displacement for the supporting seat, the connecting rod mechanism hinged with the push rod enables the push rod to form driving of up and down displacement for the supporting seat, when the supporting seat moves backwards relative to an advancing tractor at a certain stage, the seedling picking claw is static relative to the ground in the walking direction of the tractor, and then make the threaded rod drive draw the seedling claw spiral shell screwing in on the supporting seat, draw out the sweet potato seedling, this sweet potato draws the seedling machine through the ingenious combination with link mechanism, eccentric wheel mechanism and axial thrust bearing, has realized can drawing out the effect of sweet potato seedling under the membrane when the tractor walking, need not artifical handheld seedling claw of drawing out and draws out the seedling, has alleviateed human labor intensity, reduces planting cost's input, and work efficiency is showing and is promoting.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged schematic view of detail A of FIG. 1;
FIG. 3 is a schematic view of the present invention in an operating state;
in the drawing, 1, a tractor, 2, a frame, 3, a seedling digging claw, 4, an eccentric shaft, 5, an eccentric wheel, 6, a push rod, 7, a supporting seat, 8, a pressure rod, 9, an axial thrust bearing, 10, a threaded rod, 11, a compression buffer rod, 12, a tension wheel, 13, a first connecting rod, 14, a second connecting rod, 15, a first chain wheel, 16 and a second chain wheel.
Detailed Description
The utility model relates to a seedling machine is drawn to sweet potato under membrane, include frame 2, the drive assembly who is connected with tractor 1 and draw seedling claw 3 with the help of drive assembly sets up in frame 2, the key is, drive assembly include power unit, displacement drive unit and rotation driving unit, displacement drive unit include have eccentric wheel 5 of eccentric shaft 4, with eccentric shaft 4 articulated push rod 6 and tip respectively with the interlude of push rod 6, frame 2 articulated link mechanism, rotation driving unit include with frame 2 articulated supporting seat 7, with push rod 6 tip articulated depression bar 8 and with the help of axial thrust bearing 9 and depression bar 8 formation rotation complex threaded rod 10, threaded rod 10 run through supporting seat 7 and form screw fit with supporting seat 7, draw seedling claw 3 be located supporting seat 7 below and threaded rod 10 end connection, the eccentric wheel 5 is connected with the power output end of the power unit.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
In a specific embodiment, as shown in fig. 1 to 3, the link mechanism includes a first link 13 and a second link 14 hinged to each other, an end of the first link 13 is hinged to the frame 2, an end of the second link 14 is hinged to a middle section of the push rod 6, and the first link 13 and the second link 14 form a constraint on the push rod 6, so that the push rod 6 swings, and further, the push rod 8 is pushed down and pulled up.
The supporting seat 7 is of an L-shaped structure which is in mirror symmetry with a vertical surface in the advancing direction of the tractor 1 and is composed of a vertical rod and a horizontal rod, the upper end of the vertical rod is hinged to the frame 2, the lower end of the vertical rod is fixedly connected with one end of the horizontal rod, and a threaded hole which is matched with the threaded rod 10 is vertically formed in the horizontal rod.
The eccentric wheel 5 is connected with the power output end of a power unit by a sprocket transmission assembly, wherein the power unit is an engine arranged on the tractor 1 or a driving wheel of the tractor 1 or a self-carrying ground wheel of a frame, the engine transmits power to the sprocket transmission assembly through a speed reducer to provide power for the sprocket transmission assembly, or in order to facilitate the matching of the wheels of the tractor 1 and seedling picking work and realize synchronous operation, the engine transmits the power to the wheels on the tractor 1, a driving sprocket is arranged on the driving wheel of the tractor 1, and the driving sprocket is used for providing power for the sprocket transmission assembly by the transmission of a chain and the sprocket transmission assembly, or in order to facilitate the matching of the self-carrying ground wheel of the machine and the seedling picking work and realize synchronous operation and provide power for the sprocket transmission assembly, the sprocket transmission assembly in the embodiment comprises a first sprocket 15, a second sprocket 15 and a second sprocket which are sequentially transmitted by the sprockets, The first chain wheel 15 is connected with the output end of the speed reducer by a chain, and the first chain wheel 15, the second chain wheel 16, the third chain wheel and the tension wheel 12 form a closed quadrilateral chain wheel transmission assembly by the chain, so that the transmission is stable and reliable; the tension wheel 12 is connected with the frame 2 by means of the compression buffer rod 11, and the tension wheel 12 enables a chain in the chain wheel transmission assembly to be tightened, so that the chain wheel transmission assembly is stable, safe and reliable. On the other hand, the rotation speed of the eccentric wheel 5 and the walking speed of the tractor 1 can be matched with each other through the setting of the transmission ratio between the first chain wheel 15 and the third chain wheel, and sweet potato seedlings are completely fished out.
Specifically, displacement driving units are arranged on two sides of the pressing rod 8, so that two sides of the pressing rod 8 are acted by the action force of the push rod 6, the pressing rod 8 is stressed stably, stable pressure or pulling force can be provided for the threaded rod 10, the threaded rod 10 is prevented from deflecting, and the threaded rod 10 can smoothly rotate up or rotate down on the supporting seat 7.
The lower end of the pressure lever 8 is provided with a groove for installing the axial thrust bearing 9, and the lower end of the groove and the inside of the groove are respectively provided with a stop block of the axial thrust bearing 9 to prevent the axial thrust bearing 9 from falling off under stress.
Wherein draw seedling claw 3 and be the leading end low, the high helicla configuration of tail end, helicla configuration makes to draw seedling claw 3 and can carry out half cladding with the sweet potato seedling in the plastic film, colludes the sweet potato seedling in the rotation to carry out auger delivery to the sweet potato seedling, and then draw out the sweet potato seedling effectively in by the plastic film, realize during the counter rotation with sweet potato seedling between move back the sword, make the sweet potato seedling automatic with draw seedling claw 3 separation.
When the tractor works, an engine of the tractor 1 is started, a driver drives the tractor 1 to walk in the field, the engine drives the eccentric wheel 5 to rotate by means of the speed reducer and the chain wheel transmission assembly, in the advancing process of the tractor 1, backward thrust is firstly provided for the push rod 6 in the rotating process of the eccentric wheel 5, the supporting seat 7 moves backward, at the moment, although the tractor 1 drives the rack 1 to move forward, the seedling picking claw 3 is in a static state relative to the ground along the advancing direction of the tractor 1, meanwhile, under the action of the connecting rod mechanism, the push rod 6 generates downward pressure on the press rod 8, the press rod 8 generates downward pressure on the threaded rod 10, the threaded rod 10 rotates under the action of the axial thrust bearing 9, under the spiral fit of the supporting seat 7, the threaded rod 10 picks the seedling picking claw 3 to rotate downward, after a mulching film is punctured, the mulching film continues to rotate downward, and after the seedling is contacted with sweet potato seedlings, the sweet potato seedlings move upwards along with the seedling picking claws 3 with the spiral structures, so that the seedling picking work is realized; the eccentric wheel 5 continues to rotate and provides forward tension for the push rod 6, the push rod 6 generates upward tension for the press rod 8 under the action of the connecting rod mechanism, then the press rod 8 generates upward tension for the threaded rod 10, the threaded rod 10 drives the seedling picking claw 3 to reversely rotate and upwards move relative to the ground under the action of the axial thrust bearing 9 and the spiral matching of the support seat 7, the tool retracting operation between the seedling picking claw 3 and the picked sweet potato seedlings is realized, and the seedling picking and tool retracting operation in the next period is convenient;
the utility model relates to a sweet potato is drawn seedling machine displacement drive unit under membrane makes push rod 6 form the seesaw, push rod 6 produces ascending power to depression bar 8 when the backward swing, the threaded rod 10 of being connected with depression bar 8 with the help of axial thrust bearing 9 forms with ground at the horizontal direction and stews, rotatory rising in vertical direction, realized tractor 1 walking on one side, imitate the manual work of drawing the seedling under the membrane on one side, need not shutdown operation, a large amount of human labor have been saved, and draw the seedling efficiently, the cost of labor, the time cost all obtains the reduction that is showing.
Claims (6)
1. The utility model provides a seedling machine is drawn to sweet potato under membrane, includes frame (2) of being connected with tractor (1), drive assembly and sets up in frame (2) with the help of drive assembly draw seedling claw (3), its characterized in that: the driving component comprises a power unit, a displacement driving unit and a rotation driving unit, the displacement driving unit comprises an eccentric wheel (5) with an eccentric shaft (4), a push rod (6) hinged with the eccentric shaft (4) and a connecting rod mechanism with the end part respectively hinged with the middle section of the push rod (6) and the frame (2), the rotary driving unit comprises a supporting seat (7) hinged with the frame (2), a pressure lever (8) hinged with the end part of the push rod (6) and a threaded rod (10) which forms rotary fit with the pressure lever (8) by means of an axial thrust bearing (9), the threaded rod (10) penetrates through the supporting seat (7) and forms spiral fit with the supporting seat (7), draw seedling claw (3) be located supporting seat (7) below and threaded rod (10) end connection, eccentric wheel (5) be connected with power unit's power take off end.
2. The under-film sweet potato seedling digging machine according to claim 1, characterized in that: the power unit is an engine arranged on the tractor (1), a driving wheel of the tractor (1) or a self-provided land wheel of the frame (2).
3. The under-film sweet potato seedling digging machine according to claim 1, characterized in that: the eccentric wheel (5) is connected with the power output end of the power unit by a chain wheel transmission assembly.
4. The under-film sweet potato seedling digging machine according to claim 3, characterized in that: the chain wheel transmission component is internally provided with a tension wheel (12) which is connected with the frame (2) by a compression buffer rod (11) on the chain wheel transmission component.
5. The under-film sweet potato seedling digging machine according to claim 1, characterized in that: the seedling digging claw (3) is of a spiral structure with a low front end and a high tail end.
6. The under-film sweet potato seedling digging machine according to claim 1, characterized in that: the connecting rod mechanism comprises a first connecting rod (13) and a second connecting rod (14) which are hinged with each other, the end part of the first connecting rod (13) is hinged with the rack (2), and the end part of the second connecting rod (14) is hinged with the middle section of the push rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921144267.2U CN210406430U (en) | 2019-07-19 | 2019-07-19 | Seedling machine is drawn to sweet potato under membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921144267.2U CN210406430U (en) | 2019-07-19 | 2019-07-19 | Seedling machine is drawn to sweet potato under membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210406430U true CN210406430U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921144267.2U Active CN210406430U (en) | 2019-07-19 | 2019-07-19 | Seedling machine is drawn to sweet potato under membrane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110235668A (en) * | 2019-07-19 | 2019-09-17 | 河北省农业机械化研究所有限公司 | Sweet potato draws seedling machine under a kind of film |
-
2019
- 2019-07-19 CN CN201921144267.2U patent/CN210406430U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110235668A (en) * | 2019-07-19 | 2019-09-17 | 河北省农业机械化研究所有限公司 | Sweet potato draws seedling machine under a kind of film |
| CN110235668B (en) * | 2019-07-19 | 2024-03-26 | 河北省农业机械化研究所有限公司 | Seedling machine is drawn to sweet potato under membrane |
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