CN109121605B - Seedling separating device of transplanter - Google Patents
Seedling separating device of transplanter Download PDFInfo
- Publication number
- CN109121605B CN109121605B CN201810988795.XA CN201810988795A CN109121605B CN 109121605 B CN109121605 B CN 109121605B CN 201810988795 A CN201810988795 A CN 201810988795A CN 109121605 B CN109121605 B CN 109121605B
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- frame
- conveying belt
- hinged
- cylinder
- gear shaft
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- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009418 agronomic effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/02—Transplanting machines for seedlings
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Transplanting Machines (AREA)
Abstract
The invention relates to a seedling separating device of a transplanter, which comprises a frame, a horizontal conveying belt, a fixed block, a parallel connecting rod bracket, a movable block and an air cylinder, wherein the fixed block is arranged on the frame; one end of the parallel connecting rod frame is hinged with the fixed block, and the other end of the parallel connecting rod frame is hinged with the movable block; the left side and the right side of the horizontal conveying belt are respectively provided with a movable side conveying belt and a fixed side conveying belt, a shifting fork is arranged on the movable block, the cylinder body of the cylinder is hinged with the frame, a piston rod of the cylinder is fixedly connected with a baffle plate which is vertically arranged, the baffle plate is hinged with one end of a rocker, the other end of the rocker is hinged with one end of a pull rod, the other end of the pull rod is hinged with the shifting fork, and the middle part of the rocker is pivoted with the frame so as to limit the rocker to move in a vertical plane; the movable block is provided with a roller which is propped against the baffle, the baffle is obliquely arranged relative to the fixed-side conveying belt, and a reset spring is arranged between the movable block and the frame. The invention can distinguish the seedlings conveyed in rows according to a certain beat.
Description
Technical Field
The invention relates to a seedling separating device of a transplanter, and belongs to the technical field of agricultural machinery.
Background
The existing seedling separating device of the transplanting machine is mainly divided into automatic seedling separating and manual seedling separating, and is mainly applied to transplanting of seedlings or bare seedlings. The common forms mainly comprise a tooth-shaped conveyer belt type, a guide rail plate type, a stop pin type, a tray feeding type and the like, wherein the tooth-shaped conveyer belt type and the guide rail plate type belong to manual seedling dividing, and can be suitable for seedlings or bare seedlings, and the seedling dividing speed and accuracy depend on the manual seedling throwing condition; the stop pin type seedling dividing device is suitable for automatic seedling dividing of seedlings and has high requirements on standing stability of the seedlings, the stop pin type seedling dividing device is high in requirements on ordered conveying of the seedlings, the bowl body is easy to damage and the stalk is easy to break in the seedling dividing process, vertical feeding and other phenomena are difficult to ensure, the tray feeding type seedling dividing device is unordered in seedling dividing, seedlings are crowded mutually, feeding of the seedlings is difficult to ensure, seedling dividing accuracy is low, and certain damage is caused to the bowl body. In conclusion, the existing automatic seedling separating device has the defects of low working efficiency, high labor intensity and the like because seedlings are damaged and the seedling separating accuracy is still to be improved.
Disclosure of Invention
The invention aims to solve the technical problems that: the seedling separating device of the transplanting machine can separate seedlings conveyed in a row in a standing mode according to a certain beat, and therefore the follow-up orderly operation of the seedling taking device is guaranteed.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the seedling separating device of the transplanting machine comprises a frame, a horizontal conveying belt, a fixed block, a parallel connecting rod rest, a movable block and an air cylinder, wherein the air cylinder and the horizontal conveying belt are arranged on the frame, and the fixed block is fixedly connected with the frame; the parallel connecting rod frame consists of two connecting rods which are parallel to each other and are horizontally arranged, one end of each connecting rod is hinged with the fixed block, and the other end of each connecting rod is hinged with the movable block; the left side and the right side of the horizontal conveying belt are respectively provided with a movable side conveying belt and a fixed side conveying belt, and the fixed side conveying belt and the movable side conveying belt are vertically arranged; the fixed side conveyer belt is arranged on the frame, and the movable side conveyer belt is arranged on the movable block; a shifting fork positioned above the horizontal conveying belt is arranged on the movable block, and the shifting fork can rotate and has two working states of seedling blocking and seedling placing; the cylinder body of the cylinder is hinged with the frame, a piston rod of the cylinder is fixedly connected with a baffle plate which is vertically arranged, the baffle plate is hinged with one end of a rocker, the other end of the rocker is hinged with one end of a pull rod, the other end of the pull rod is hinged with a shifting fork, and the middle part of the rocker is pivoted with the frame so as to limit the rocker to move in a vertical plane; the movable block is provided with a roller which is abutted against the baffle, the baffle is obliquely arranged relative to the fixed-side conveying belt, and a reset spring is arranged between the movable block and the frame;
in the working process, the cylinder drives the shifting fork to release seedlings and simultaneously drives the parallel connecting rod frame to drive the movable side conveying belt to move towards the fixed side conveying belt, and the cylinder drives the shifting fork to stop seedlings and simultaneously drives the parallel connecting rod frame to drive the movable side conveying belt to move towards the direction away from the fixed side conveying belt.
According to the invention, the air cylinder is used as the same power source, and the movable side conveyor belt is driven to clamp the seedlings and the shifting fork is driven to block the seedlings, so that the mutual cooperation and the action synchronization are realized, the seedlings in rows are enabled to be automatically and orderly separated, the seedling separating efficiency is improved, and a foundation is laid for subsequent seedling grafting and planting. According to the seedling transplanting device, the moving direction of the movable side conveying belt is opposite to the moving direction of the shifting fork, when the movable side conveying belt clamps seedlings inwards, the shifting fork swings out, when the movable side conveying belt loosens the seedlings, the former seedlings are taken away by the conveying belt, and at the moment, the shifting fork swings in to block the seedlings at the rear, so that the top end of the conveying belt is ensured to always keep that one seedling is transported to the position to be clamped by a subsequent planting device, and quantitative and fixed-distance planting is realized.
According to the invention, through the adjustment of the pushing speed of the air cylinder and the replacement of the chain wheel, the ordered separation of the substrate seedlings with different volumes and different qualities can be realized, and the method is suitable for the separation of the block seedlings with different agronomic characteristics and has wide applicability.
The further improvement of the technical scheme is as follows: the machine frame is provided with a wide gear shaft, two ends of the wide gear shaft are respectively provided with a first wide gear and a second wide gear, the parallel connecting rod frame is provided with a first narrow gear shaft corresponding to the first wide gear, the machine frame is provided with a second narrow gear shaft corresponding to the second wide gear, the first narrow gear shaft and the second narrow gear shaft are respectively provided with a first narrow gear and a second narrow gear which are matched with the first wide gear and the second wide gear, and the wide gear shaft, the first narrow gear shaft and the second narrow gear shaft are all parallel to a driving shaft of the horizontal conveying belt; the driving shaft of the horizontal conveying belt drives the wide gear shaft through a chain sprocket mechanism; the first narrow gear shaft and the second narrow gear shaft respectively drive the driving wheel shaft of the movable side conveyer belt and the driving wheel shaft of the fixed side conveyer belt through the conical gear sets. In this way, the horizontal conveying belt and the two vertical conveying belts (namely the movable side conveying belt and the fixed side conveying belt) cooperatively clamp the substrate block seedlings to transport and advance, so that the mutual extrusion and lodging among a plurality of seedling soil blocks can be prevented, and the effective and rapid pulling-out of single substrate block seedlings can be ensured.
The technical scheme is still further improved as follows: the frame is hung on the tractor, an air compressor is arranged on the frame, the air compressor drives the air cylinder through the reversing valve, and the air compressor is driven by a power output shaft of the tractor. Further, four land wheels are arranged on the frame and are respectively arranged at four corners of the frame.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
FIG. 2 is a schematic view of the embodiment of the invention when seedlings are placed.
Fig. 3 is a schematic view of the embodiment of the present invention in the case of seedling blocking.
Fig. 4 is a schematic diagram of the fork action.
Fig. 5 is a schematic front view of the baffle.
Fig. 6 is a schematic diagram of the working principle of the cylinder.
FIG. 7 is a schematic diagram of a second embodiment of the present invention
Reference numerals: the device comprises a frame 1, an intermediate shaft 17, a power input shaft 102, a land wheel 104, an air compressor 322, a safety valve 323, an air storage tank 324, an air processing unit 325, an air pressure control unit 326 and a reversing valve 327; fixed block 401, parallel link frame 402, cylinder 403, movable side belt mount 404, movable block 405, roller 406, shutter 407, rocker 408, rotation shaft mount 409, wide gear drive sprocket 410, horizontal conveyor 411, movable side belt 412, shift fork fixed block 413, tie rod 414, shift fork mount bar 415, first wide gear 416, movable side narrow gear 417, return spring 418, fixed side belt 419, fixed side belt mount 420, fixed side narrow gear 421, second wide gear 422, sprocket 423, belt drive sprocket 424, belt drive shaft 425, wide gear bearing 426, rotation shaft 427, bevel gear 428, bevel gear 429, shift fork bar 430.
Detailed Description
Example 1
As shown in fig. 1 to 4, the automatic seedling separating device of the present embodiment includes a horizontal conveying belt 411, a fixed block 401, a parallel link frame 402, a movable block 405 and a cylinder 403, a fixed side conveying belt fixing seat 420 and a movable side conveying belt fixing seat 404 are respectively provided on the right side and the left side of the horizontal conveying belt 411, a fixed side conveying belt 419 and a movable side conveying belt 412 are respectively installed on the fixed side conveying belt fixing seat 420 and the movable side conveying belt fixing seat 404, and the fixed side conveying belt 419 and the movable side conveying belt 412 are vertically arranged; the air compressor 322 drives the cylinder 403 via the direction valve 327, and drives the piston rod of the cylinder 403 to extend or retract according to the state of the direction valve 327.
The fixed block 401 is fixedly connected with the frame 1, the parallel connecting rod frame 402 is composed of two connecting rods which are parallel to each other and are horizontally arranged, one end of each connecting rod is hinged with the fixed block 401, the other end of each connecting rod is hinged with the movable block 405, the movable side conveying belt 412 is arranged on the movable block 405, and the parallel connecting rod frame 402 moves in the horizontal plane.
The movable block 405 is provided with a shifting fork positioned above the horizontal conveying belt 411, the shifting fork is composed of a shifting fork fixing block 413 and a shifting fork rod 430 fixed on the shifting fork fixing block 413, the shifting fork fixing block 413 is arranged on a shifting fork mounting rod 415 fixedly connected with the frame, and the shifting fork fixing block 413 can rotate around the shifting fork mounting rod 415. The cylinder body of the cylinder 403 is hinged with the frame 1, a piston rod of the cylinder 403 is fixedly connected with a baffle 407 which is vertically arranged, the baffle 407 is hinged with one end of a rocker 408, the other end of the rocker 408 is hinged with one end of a pull rod 414, the other end of the pull rod 414 is hinged with a shifting fork fixing block 413, and the rocker 408 is divided into two parallel sections and fixedly connected together through a rotating shaft 427. A rotating shaft mounting seat 409 is fixedly connected to the frame 1, and a rotating shaft 427 penetrates through the rotating shaft mounting seat 409, namely, the middle part of the rocker 408 is pivoted with the frame 1 so that the rocker 408 is limited to move in a vertical plane. The piston rod of the cylinder 403 stretches out and draws back to drive the shifting fork to rotate, so that the shifting fork has two working states of blocking and releasing seedlings 506 on the conveying belt.
The movable block 405 is provided with a roller 406 which abuts against a plate of the blocking plate 407, and as shown in fig. 1 and 5, the blocking plate 407 is inclined with respect to the fixed conveyor belt 419, and a return spring 418 is provided between the movable block 405 and the frame 1. Thus, when the piston rod of the cylinder 403 expands and contracts, the shutter 407 is driven to move back and forth. The shutter 407 and the roller 406 are contacted through the inclined plane, so that the shutter 407 presses the roller 406 to roll along the shutter 407, and the parallel link frame 402 and the movable block 405 are driven to swing left and right along the fixed block 401 under the action of the return spring 418.
As shown in fig. 3, when the piston rod of the air cylinder 403 is contracted, the baffle 407 causes the rotating shaft 427 to rotate anticlockwise through the rocker 408, and the pull rod 414 drives the shifting fork to swing in, so that the seedling blocking action of the next seedling is realized; at the same time, the piston rod of the cylinder 403 is contracted so that the baffle 407 presses the roller 406 to drive the movable side conveyor 412 to swing in the direction away from the horizontal conveyor 411, and the movable side conveyor 412 releases the seedlings 506. As shown in fig. 2, when the piston rod of the cylinder 403 is extended, the fork is put on the seedling, and the movable side conveyor 412 clamps the seedling. That is, the moving side conveyor belt and the shifting fork move in opposite directions, and when the moving side conveyor belt clamps seedlings inwards, the shifting fork swings out to put seedlings; when the movable side conveying belt loosens seedlings, the former seedlings are taken away by the conveying belt, and at the moment, the shifting fork swings into the seedling blocking position, so that the top end of the horizontal conveying belt 411 is ensured to always keep that one seedling is transported to the position to be clamped by the planting device 4, and quantitative and fixed-distance planting is realized.
The present embodiment can also be modified as follows: the frame 1 is hung on a tractor, an air compressor 322 is arranged on the frame 1, the air compressor 322 drives an air cylinder 403 through a reversing valve 327, and the air compressor 322 is driven by a power output shaft of the tractor.
In particular, the power output shaft of the tractor transmits power to the air compressor 322, as shown in fig. 6, the air compressor 322 performs work, and compressed air is delivered to the air storage tank 324 through the safety valve 323, so that the pressure of the compressed air in the air storage tank 324 is ensured to be constant. Compressed air in the air storage tank 324 is transmitted to the reversing valve 327 through the air treatment unit 325 and the air pressure control unit 326, when the trigger switch is closed, the left side of the reversing valve 327 is communicated, at the moment, the rodless cavity of the air cylinder 403 is in air, the piston rod is pushed out, the shifting fork swings out to put seedlings, meanwhile, the parallel connecting rod frame drives the movable side conveying belt to move inwards to clamp the seedlings, and when the movable side conveying belt loosens the seedlings, the seedlings are taken away by the horizontal conveying belt 411; when the trigger switch is turned on, the right side of the reversing valve 327 is communicated, the rod cavity of the air cylinder 403 is filled with air, the piston rod is retracted, the shifting fork is swung into the seedling blocking the rear, and the parallel connecting rod frame drives the movable side conveying belt to move outwards.
Further, four land wheels are arranged on the frame and are respectively arranged at four corners of the frame.
Example two
This embodiment is an improvement on the basis of the first embodiment, and is different from the first embodiment in that: in the first embodiment, the fixed-side conveyor belt and the movable-side conveyor belt may be individually driven by a motor or the like; but the present embodiment preferably employs the driving scheme shown in fig. 7: the power driving wheel 318 drives the wide gear driving sprocket 410 and the conveyer belt driving sprocket 424 simultaneously, the wide gear driving sprocket 410 drives the gear shafts to rotate, the two ends of the wide gear shafts are provided with a first wide gear 416 and a second wide gear 422 which are respectively positioned at two sides of the conveyer belt, the parallel connecting rod frame is provided with a first narrow gear shaft corresponding to the first wide gear 416, the frame 1 is provided with a second narrow gear shaft corresponding to the second wide gear 422, the first narrow gear shaft and the second narrow gear shaft are provided with narrow gears 417 and 421 which are matched with the first wide gear 416 and the second wide gear 422, and the wide gear shafts, the first narrow gear shaft and the second narrow gear shaft are parallel to the conveyer belt driving shaft 425; the first and second narrow gear shafts drive the drive axle of the movable side conveyor belt and the drive axle of the fixed side conveyor belt respectively through bevel gear sets (e.g., bevel gear sets formed by bevel gears 428 and 429).
The present invention is not limited to the specific technical solutions described in the above embodiments, and other embodiments may be provided in addition to the above embodiments. Any modifications, equivalent substitutions, improvements, etc. made by those skilled in the art, which are within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a transplanter divides seedling device which characterized in that: the device comprises a frame, a horizontal conveying belt, a fixed block, a parallel connecting rod rest, a movable block and an air cylinder, wherein the air cylinder and the horizontal conveying belt are arranged on the frame, and the fixed block is fixedly connected with the frame; the parallel connecting rod frame consists of two connecting rods which are parallel to each other and are horizontally arranged, one end of each connecting rod is hinged with the fixed block, and the other end of each connecting rod is hinged with the movable block;
the left side and the right side of the horizontal conveying belt are respectively provided with a movable side conveying belt and a fixed side conveying belt, and the fixed side conveying belt and the movable side conveying belt are vertically arranged; the fixed side conveyer belt is arranged on the frame, and the movable side conveyer belt is arranged on the movable block;
a shifting fork positioned above the horizontal conveying belt is arranged on the movable block, and the shifting fork can rotate and has two working states of seedling blocking and seedling placing;
the cylinder body of the cylinder is hinged with the frame, a piston rod of the cylinder is fixedly connected with a baffle plate which is vertically arranged, the baffle plate is hinged with one end of a rocker, the other end of the rocker is hinged with one end of a pull rod, the other end of the pull rod is hinged with a shifting fork, and the middle part of the rocker is pivoted with the frame so as to limit the rocker to move in a vertical plane;
the movable block is provided with a roller which is abutted against the baffle, the baffle is obliquely arranged relative to the fixed-side conveying belt, and a reset spring is arranged between the movable block and the frame;
in the working process, the cylinder drives the shifting fork to release seedlings and simultaneously drives the parallel connecting rod frame to drive the movable side conveying belt to move towards the fixed side conveying belt, and the cylinder drives the shifting fork to stop seedlings and simultaneously drives the parallel connecting rod frame to drive the movable side conveying belt to move towards the direction away from the fixed side conveying belt.
2. The transplanter seedling separation apparatus according to claim 1, wherein: the machine frame is provided with a wide gear shaft, two ends of the wide gear shaft are respectively provided with a first wide gear and a second wide gear, the parallel connecting rod frame is provided with a first narrow gear shaft corresponding to the first wide gear, the machine frame is provided with a second narrow gear shaft corresponding to the second wide gear, the first narrow gear shaft and the second narrow gear shaft are respectively provided with a first narrow gear and a second narrow gear which are matched with the first wide gear and the second wide gear, and the wide gear shaft, the first narrow gear shaft and the second narrow gear shaft are all parallel to a driving shaft of the horizontal conveying belt; the driving shaft of the horizontal conveying belt drives the wide gear shaft through a chain sprocket mechanism; the first narrow gear shaft and the second narrow gear shaft respectively drive the driving wheel shaft of the movable side conveyer belt and the driving wheel shaft of the fixed side conveyer belt through the conical gear sets.
3. The transplanter seedling separation apparatus according to claim 1, wherein: the frame is hung on the tractor, an air compressor is arranged on the frame, the air compressor drives the air cylinder through the reversing valve, and the air compressor is driven by a power output shaft of the tractor.
4. A transplanter seedling separation apparatus as claimed in claim 3, wherein: four land wheels are arranged on the frame and are respectively arranged at four corners of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810988795.XA CN109121605B (en) | 2018-08-28 | 2018-08-28 | Seedling separating device of transplanter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810988795.XA CN109121605B (en) | 2018-08-28 | 2018-08-28 | Seedling separating device of transplanter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109121605A CN109121605A (en) | 2019-01-04 |
| CN109121605B true CN109121605B (en) | 2024-01-16 |
Family
ID=64828666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810988795.XA Active CN109121605B (en) | 2018-08-28 | 2018-08-28 | Seedling separating device of transplanter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109121605B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005210994A (en) * | 2004-01-30 | 2005-08-11 | Iseki & Co Ltd | Seedling transplanter |
| CN1701653A (en) * | 2005-05-20 | 2005-11-30 | 翟自文 | Automatic bionic transplanting machine |
| JP2014100127A (en) * | 2012-11-22 | 2014-06-05 | Iseki & Co Ltd | Seedling transplanter |
| CN103843505A (en) * | 2014-01-28 | 2014-06-11 | 浙江理工大学 | Precise bowl-carpet-form seedling delivery device |
| CN204392826U (en) * | 2014-12-15 | 2015-06-17 | 湖北工业大学 | A kind of multiplex plantation Young sprout transplanting machine |
| CN208924618U (en) * | 2018-08-28 | 2019-06-04 | 农业部南京农业机械化研究所 | Transplanter is divided into seedlings device |
-
2018
- 2018-08-28 CN CN201810988795.XA patent/CN109121605B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005210994A (en) * | 2004-01-30 | 2005-08-11 | Iseki & Co Ltd | Seedling transplanter |
| CN1701653A (en) * | 2005-05-20 | 2005-11-30 | 翟自文 | Automatic bionic transplanting machine |
| JP2014100127A (en) * | 2012-11-22 | 2014-06-05 | Iseki & Co Ltd | Seedling transplanter |
| CN103843505A (en) * | 2014-01-28 | 2014-06-11 | 浙江理工大学 | Precise bowl-carpet-form seedling delivery device |
| CN204392826U (en) * | 2014-12-15 | 2015-06-17 | 湖北工业大学 | A kind of multiplex plantation Young sprout transplanting machine |
| CN208924618U (en) * | 2018-08-28 | 2019-06-04 | 农业部南京农业机械化研究所 | Transplanter is divided into seedlings device |
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| Publication number | Publication date |
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| CN109121605A (en) | 2019-01-04 |
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