CN104982128B - A kind of chain-drive planting mechanism - Google Patents
A kind of chain-drive planting mechanism Download PDFInfo
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- CN104982128B CN104982128B CN201510331223.0A CN201510331223A CN104982128B CN 104982128 B CN104982128 B CN 104982128B CN 201510331223 A CN201510331223 A CN 201510331223A CN 104982128 B CN104982128 B CN 104982128B
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- spiral arm
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- seedling
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Abstract
The invention provides a kind of chain-drive planting mechanism, including telescopic spiral arm support, chain and sprocket driving device, seedling-planting device, the telescopic spiral arm support can adjust its length, when the different spacing in the rows of conversion are planted seedlings, ensure that the plant dynamic rail mark of seedling-planting device is approximately cycloid, plant upright degree is improved, duckbilled walking path in soil is reduced；The planting mechanism uses Chain conveyer, compared with gear drive light weight, low cost；The sprocket tension device designed by length-specific, is achieving that power transmission of the spiral arm under different length on the premise of need not changing different types of driving chain.
Description
Technical field
The invention belongs to agricultural mechanical field, specifically refer to a kind of by the chaindriven seedling transplanter with Telescopic
Structure.
Background technology
With the increasingly raising of crop transplanting machine toolization requirement, various transplanting machines have been widely used, existing transplanting owner
It is divided into suppending cup type, seedling guide tube type, clamp type, flexible disk formula etc..
As shown in figure 1, it is machine forwarding speed to set Vt, R is the length at spiral arm end to cantilever-rotating center, and ω is spiral arm
The peripheral speed of rotation, λ is the design parameter for introducing, and numerical value is λ=(R* ω)/Vt.When planting mechanism dynamic rail mark is cycloid (λ
=1) or during trochoidal curve (λ ＞ 1), can realize that the seedling that falls vertically, i.e. seedling leave plant by the fall position of seedling of control in theory
Device moment, its horizontal velocity is zero.Usually require that plant track is cycloid for the planting apparatus of punching plant, by controlling to transplant
The opening degree of device, avoids with seedling, hangs the phenomenon generation of seedling during plant；Track, cycloid rail while relative trochoidal curve is transplanted
Mark transplant same strain away from when, it is possible to reduce planting apparatus walking path in soil, reduce the active force between planting apparatus and soil.But
When the operating mode of different spacing in the rows is switched, after Vt and ω accordingly changes, if not changing R parameter, it is difficult to ensure that λ is approximately 1, also
It is difficult to ensure that preferable Planting effect.
The patent of domestic Publication No. CN102498807A discloses a kind of planetary-wheel cantilever-type planting mechanism, the seedling transplanter
Structure is driven using planet gear type, although transmission stability is preferable, but when different spacing in the rows transplantings are processed, due to using planetary gear
Transmission, jib-length (i.e. parameter R) is difficult to change, it is difficult to ensure that duckbilled run trace is approximate cycloid, this causes duckbilled in soil
Middle walking path is more long, and the active force increase between duckbilled and soil, Planting effect is not ideal.
The content of the invention
For Shortcomings in the prior art, the invention provides a kind of chain-drive planting mechanism.
The present invention is to realize above-mentioned technical purpose by following technological means.
A kind of chain-drive planting mechanism, transmission device, seedling-planting device, the seedling-planting device include cam, cam follower,
Cam follower guide pad, sapling planter spiral arm and duck-beak type sapling planter, also including chain and sprocket driving device, rotary shaft, power input shaft, institute
State spiral arm support to be fixedly connected with power input shaft by axle sleeve, the spiral arm support is rotated with rotary shaft by bearing and is connected,
The seedling-planting device is fixedly mounted in the rotary shaft, and the power input shaft is on same straight line with rotary shaft；The chain
Transmission device includes movable sprocket, fixed chain wheels, tensioner apparatus, and the fixed chain wheels are duplex chain wheel, and the fixed chain wheels are fixed
In transplanter frame, the power input shaft is connected through fixed chain wheels and with fixed chain wheels composition rotation pair, the movable sprocket
It is fixedly connected in the rotary shaft, the movable sprocket is connected by driving chain with the inside and outside sprocket wheel of the fixed chain wheels respectively
Connect；The power input shaft drives seedling-planting device unitary rotation by spiral arm support, and the chain and sprocket driving device makes seedling-planting device
Sapling planter spiral arm remain horizontality.
Further, the tensioner apparatus are fixedly mounted on two sides of the socket part of the fixed spiral arm, described
Tensioner apparatus include tension pulley support seat, tension pulley support, elastic component and tensioning wheel, and the tension pulley support seat passes through screw
Two sides of the spiral arm support are fixed on, one end of the tension pulley support is rotatably installed in the tension pulley support seat
On, its other end is provided with tensioning wheel；The elastic component is arranged on the connecting portion of tension pulley support seat and tension pulley support.
Further, the elastic component is torsionspring, and the tensioner apparatus are protected by the elastic force of the torsionspring
Hold and open, the purpose of chain moment tensioning is kept so as to reach.
Further, the spiral arm support is the support of extension type；The spiral arm support includes that flexible spiral arm revolves with fixed
Arm, the fixed spiral arm includes socket part and extension, and the socket part is the hollow bushing of rectangle, and the extension is described
To the plate extended outside two ends, the flexible spiral arm is socketed in the inside of fixed spiral arm to socket part reverse side, and the flexible spiral arm can be
Fixed spiral arm internal slide, and the flexible spiral arm realizes positioning by detent mechanism.
Further, the center of the fixed spiral arm socket part offers input shaft mounting hole, and the input shaft is installed
Keyed axle sleeve is installed, one end and the socket part front flush of the axle sleeve, the other end protrude from the reverse side of socket part on hole；
The spiral arm support is fixedly mounted on power input shaft entirely through the axle sleeve.
Further, the extension of the fixed spiral arm is additionally provided with contraposition slotted eye, and the contraposition slotted eye extends to set
The positive and negative of socket part, then extend the circular arc bore portion for being provided with contraposition slotted eye on socket part, circular arc bore portion on socket part with stretch
The seedling-planting device mounting hole opened up on contracting spiral arm is mutually matched；The contraposition slotted eye can avoid the flexible spiral arm toward spiral arm branch
Rotary shaft is interfered with the fixed spiral arm when frame central reduction is slided.
Further, the one end for the fixed spiral arm being inserted on the flexible spiral arm is provided with semicircle mating hole, the semicircle
Shape mating hole is mutually matched with the input shaft mounting hole on the fixed spiral arm, and the other end of the flexible spiral arm is provided with the dress that plants seedlings
Mounting hole is put, the seedling-planting device mounting hole is provided with rotary shaft by bearing.
Further, the detent mechanism is arranged on the flexible spiral arm of the spiral arm support and fixes on spiral arm, described fixed
Position mechanism includes Positioning screw and positioning screw hole group；The positioning screw hole group is located on the flexible spiral arm, and the positioning spiral shell
Hole group is arranged at intervals between mating hole and seedling-planting device mounting hole；The positioning screw hole group is no less than two groups, and every group is determined
Position screw is no less than two；Position on the fixed spiral arm near contraposition slotted eye is provided with one group of location hole, the location hole
Position corresponds to the position of the positioning screw hole group；The Positioning screw is described so as to realize with positioning screw hole group through location hole
The positioning of flexible spiral arm.
Further, the spiral arm support also includes nylon slide block, and the nylon slide block includes the first nylon slide block and the
Two nylon slide blocks, first nylon slide block is fixed on the positive inner side in socket part, and second nylon slide block is fixed on socket
The inner side of portion's reverse side；The nylon slide block is used to reduce the frictional force between flexible spiral arm and fixed spiral arm.
The beneficial effect of this patent is：(1) in the case where different transplanting spacing in the rows are converted, spiral arm can easily be adjusted
Its length (changing parameter R) of support so that the dynamic rail mark of duckbilled plant is approximately cycloid (λ=1), so as to reduce duckbilled
The walking path in soil, and reduce the active force between duckbilled and soil, it is ensured that good Planting effect；(2) sprocket wheel
Tensioner apparatus can be realized while parameter R changes, and under conditions of disassembling, assembling and replacing chain is not needed, remain to stabilization biography
Pass torque；(3) the chain-drive planting mechanism uses double Chain conveyer, can preferably reduce the total quality of planting mechanism
And manufacturing cost.
Brief description of the drawings
Fig. 1 is the geometric locus figure of planting apparatus duckbilled when taking different λ values.
Fig. 2 is the structural representation of chain-drive planting mechanism.
Fig. 3 is the side view of chain-drive planting mechanism.
Fig. 4 is structural representation when the flexible spiral arm of chain-drive planting mechanism shrinks.
Fig. 5 is the structural representation of spiral arm support and tensioner apparatus.
Fig. 6 is the structural representation of spiral arm support.
Fig. 7 is the structural representation of flexible spiral arm.
Fig. 8 is the structural representation for fixing spiral arm.
Fig. 9 is the structural representation of nylon slide block.
In figure, 1, flexible spiral arm；2nd, bearing；3rd, rotary shaft；4th, movable sprocket；5th, fixed chain wheels；6th, driving chain；7th, it is fixed
Spiral arm；8th, tensioner apparatus；8-1, tension pulley support seat；8-2, tension pulley support；8-3, elastic component；8-4, tensioning wheel；9th, duck
Mouth formula sapling planter；10th, cam follower guide pad；11st, cam follower；12nd, cam；13rd, sapling planter spiral arm；14th, power input shaft；
15th, transplanter frame；16th, axle sleeve；17th, input shaft mounting hole；18th, semicircle mating hole；19th, seedling-planting device mounting hole；20th, it is right
Position slotted eye；21st, nylon slide block；21-1, the first nylon slide block；22nd, the second nylon slide block.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further illustrated, but protection scope of the present invention is simultaneously
Not limited to this.
As shown in Fig. 2 chain-drive planting mechanism is made up of telescopic spiral arm support, chain and sprocket driving device, seedling-planting device.Institute
Stating seedling-planting device includes cam 12, cam follower 11, cam follower guide pad 10, sapling planter spiral arm 13 and duck-beak type sapling planter 9,
As shown in Fig. 2 the open and close movement of duck-beak type sapling planter 9 is controlled by the disk cam mechanism that cam 12, cam follower 11 are constituted, cam
12 are rotated and promote cam follower 11 to be moved along the guide groove direction of cam follower guide pad 10, and cam follower 11 is connected by higher pair and pushed away
Volume is rotated around fixing axle after dynamic sapling planter, and volume is contacted by higher pair and promotes sapling planter forehead reversely to turn around fixing axle after sapling planter
It is dynamic, realize that the opening and closing of duck-beak type sapling planter is closed.
As shown in fig. 6, spiral arm support includes flexible spiral arm 1 and fixed spiral arm 7, the flexible spiral arm 1 is socketed in described solid
Determine the inside of spiral arm 7, and the flexible spiral arm 1 can be in the inside telescopic slide of the fixed spiral arm 7.As shown in figure 8, described solid
Determining spiral arm 7 includes that socket part 7-1 and extension 7-2, the socket part 7-1 are the hollow bushing of rectangle, and the extension 7-2 is
The socket part 7-1 reverse side are to the plate extended outside two ends.The center of the fixed spiral arm socket part 7-1 is provided with input shaft
Mounting hole 17, is provided with keyed axle sleeve 16, one end and the socket part 7-1 fronts of the axle sleeve 16 on the input shaft mounting hole 17
Flush, the other end protrudes from the reverse side of socket part 7-1.The extension 7-2 of the fixed spiral arm 7 is additionally provided with contraposition slotted eye 20, institute
The positive and negative that contraposition slotted eye 20 extends to socket part 7-1 is stated, then extends the circular arc for being provided with contraposition slotted eye 20 on the 7-1 of socket part
The seedling-planting device mounting hole 19 opened up on bore portion, circular arc bore portion on the 7-1 of socket part and flexible spiral arm 1 is mutually matched；Institute
Stating contraposition slotted eye 20 can avoid the flexible spiral arm 1 that rotary shaft 3 and the fixed rotation when sliding are shunk toward spiral arm carriage center
Arm 7 is interfered, so as to extend the adjustable range that flexible spiral arm 1 is slided in fixed spiral arm 7.
As shown in fig. 7, one end that the fixed spiral arm 7 is inserted on the flexible spiral arm 1 is provided with semicircle mating hole 18, should
Semicircle mating hole 18 is mutually matched with the input shaft mounting hole 17 on the fixed spiral arm, the other end of the flexible spiral arm 1
Seedling-planting device mounting hole 19 is provided with, the semicircle mating hole 18 is used to avoid flexible spiral arm 1 from shrinking slip toward spiral arm carriage center
When interfered with power input shaft 14.
As shown in figure 3, chain-drive planting mechanism includes rotary shaft 3, power input shaft 14, the rotary shaft 3 and power
Input shaft 14 is on same straight line.The rotary shaft 3 is rotatably installed in the flexible spiral arm of telescopic spiral arm support by bearing 2
On 1 seedling-planting device mounting hole 19.The telescopic spiral arm support is fixedly mounted on power input shaft 14 entirely through axle sleeve 16
On, the power input shaft 14 drives whole spiral arm holder pivots.
As shown in Figure 2,3, 4, chain and sprocket driving device includes movable sprocket 4, fixed chain wheels 5 and driving-chain 6, the fixed chain wheels 5
It is duplex chain wheel, the movable sprocket 4 is fixedly connected in rotary shaft 3, the one side of fixed chain wheels 5 is fixed in transplanter frame 15,
The another side of fixed chain wheels 5 is in contact with axle sleeve 16, the power input shaft through the fixed chain wheels 5 and with 5 groups of fixed chain wheels
Connected into pair is rotated.As shown in figure 1, the movable sprocket 4 is connected by driving chain 6 with the inside and outside sprocket wheel of the fixed chain wheels respectively
Connect.
As shown in Fig. 2 power input shaft 14 drives spiral arm support unitary rotation, under the drive of integral support, make chain
Wheel 4 rotates around fixed chain wheels 5, and sapling planter spiral arm 13 rotates in the drive further aspect of chain and sprocket driving device around rotary shaft 3, while
Rotated with opposite peripheral speed under the drive of movable sprocket 4, under the collective effect of above two rotary motion, make sapling planter
Duck-beak type sapling planter 9 on spiral arm remains the posture perpendicular to ground.
As shown in figure 5, tensioner apparatus 8 are fixedly mounted on two sides of the socket part 7-1 of the fixed spiral arm 7, institute
Stating tensioner apparatus 8 includes tension pulley support seat 8-1, tension pulley support 8-2, elastic component 8-3 and tensioning wheel 8-4, the tensioning
Wheel support seat 8-1 is fixed on two sides of socket part 7-1 by screw, and one end of the tension pulley support 8-2 rotates installs
On tension pulley support seat 8-1, its other end is provided with tensioning wheel；The elastic component 8-3 is arranged on tension pulley support seat
The connecting portion of 8-1 and tension pulley support 8-2.
As shown in fig. 6, detent mechanism is arranged on the flexible spiral arm 1 of the spiral arm support and fixes on spiral arm 7, the positioning
Mechanism includes Positioning screw 24 and positioning screw hole group 23.As shown in fig. 7, the positioning screw hole group 23 is located at the flexible spiral arm 1
On, and the positioning screw hole group 23 is arranged at intervals between mating hole 18 and seedling-planting device mounting hole 19；The positioning screw hole group
No less than two groups, and every group of positioning screw hole is no less than two.As shown in figure 8, near contraposition slotted eye 20 on the fixed spiral arm 7
Position be provided with one group of location hole 25, the position of the location hole 25 corresponds to the position of the positioning screw hole group 23；It is described fixed
Position screw 24 passes through location hole 25 and positioning screw hole group 23 so as to realize the positioning of the flexible spiral arm 1.
As shown in Fig. 2 and Fig. 4, Positioning screw 24 is turned on first, then by the flexible spiral arm 1 of regulation and fixed spiral arm 7
Relative position increases or decreases the entire length of spiral arm support, make after the length for determining spiral arm support location hole 25 with it is suitable
The position of positioning screw hole group 23 is corresponding, finally screws the regulation that Positioning screw 24 completes spiral arm stent length.It is telescopic when increasing
During the length of spiral arm support, the movable sprocket 4 then increases therewith with the centre-to-centre spacing of fixed chain wheels 5, and now tensioner apparatus 8 overcome
The elastic force of elastic component 8-3 and to contract so as to keep the tensioning state of driving chain 6.When the telescopic spiral arm support of reduction
During length, the movable sprocket 4 then reduces therewith with the centre-to-centre spacing of fixed chain wheels 5, and now tensioner apparatus 8 are elastic component 8-3's
It is flared out in the presence of elastic force so as to keep the tensioning state of driving chain 6.Change length bar in telescopic spiral arm support
Under part, the chain wheel tightening pulley device 8 can make driving chain 6 keep tensioning so as to realize stable delivery torque, and be not required to
The chain of appropriate length is changed according to the length of spiral arm support.
As shown in Fig. 6 and Fig. 9, nylon slide block 21 is located at the inner side of fixed spiral arm 7, and nylon slide block 21 is slided including the first nylon
Block 21-1 and the second nylon slide block 21-2, it is positive interior that the first nylon slide block 21-1 is fixed on fixed spiral arm socket part 7-1
Side, the second nylon slide block 21-2 is fixed on the inner side of fixed spiral arm socket part 7-1 reverse side.The nylon slide block and flexible rotation
Arm 1 is contacted, and it is used to reduce the frictional force between flexible spiral arm 1 and fixed spiral arm 7.
Preferred embodiment but the present invention is not limited to above-mentioned implementation method to the embodiment for of the invention, not
In the case of substance of the invention, any conspicuously improved, replacement that those skilled in the art can make
Or modification belongs to protection scope of the present invention.
Claims (9)
1. a kind of chain-drive planting mechanism, including spiral arm support, seedling-planting device, the seedling-planting device include cam (12), convex
Wheel push rod (11), cam follower guide pad (10), sapling planter spiral arm (13) and duck-beak type sapling planter (9), it is characterised in that also wrap
Chain and sprocket driving device, rotary shaft (3), power input shaft (14) are included, the spiral arm support passes through axle sleeve (16) and power input shaft
(14) it is fixedly connected, the spiral arm support is rotated with rotary shaft (3) by bearing (2) and is connected, the seedling-planting device fixed installation
In the rotary shaft (3), the power input shaft (14) is with rotary shaft (3) on same straight line；The chain and sprocket driving device bag
Movable sprocket (4), fixed chain wheels (5), tensioner apparatus (8) are included, the fixed chain wheels (5) are duplex chain wheel, the fixed chain wheels are consolidated
It is scheduled in transplanter frame (15), the power input shaft (14) constitutes rotation through fixed chain wheels (5) and with fixed chain wheels (5)
Pair connection, the movable sprocket (4) is fixedly connected in the rotary shaft (3), and the movable sprocket (4) passes through driving chain (6) respectively
It is connected with the inside and outside sprocket wheel of the fixed chain wheels；The power input shaft (14) drives seedling-planting device integrally to turn by spiral arm support
It is dynamic, and the chain and sprocket driving device makes the sapling planter spiral arm (13) of seedling-planting device remain horizontality.
2. a kind of chain-drive planting mechanism as claimed in claim 1, it is characterised in that the tensioner apparatus (8) are fixed
Two sides of the socket part (7-1) of the fixed spiral arm (7) included installed in the spiral arm support, the tensioner apparatus (8)
Including tension pulley support seat (8-1), tension pulley support (8-2), elastic component (8-3) and tensioning wheel (8-4), the tension pulley support
Seat (8-1) is fixed on two sides of the spiral arm support by screw, and one end of the tension pulley support (8-2) rotates installs
On tension pulley support seat (8-1), its other end is provided with tensioning wheel (8-4)；The elastic component (8-3) is arranged on tensioning
The connecting portion of wheel support seat (8-1) and tension pulley support (8-2).
3. a kind of chain-drive planting mechanism as claimed in claim 2, it is characterised in that the elastic component (8-3) is to reverse
Spring, makes the tensioner apparatus (8) keep opening by the elastic force of the torsionspring, and the tensioning of chain moment is kept so as to reach
Purpose.
4. a kind of chain-drive planting mechanism as claimed in claim 1, it is characterised in that the spiral arm support is extension type
Support；The spiral arm support includes flexible spiral arm (1) and fixed spiral arm (7), and the fixed spiral arm (7) includes socket part (7-1)
With extension (7-2), the socket part (7-1) is the hollow bushing of rectangle, and the extension (7-2) is the socket part (7-
1) to the plate extended outside two ends, the flexible spiral arm (1) is socketed in the inside of fixed spiral arm (7) to reverse side, the flexible spiral arm (1)
Can realize positioning by detent mechanism in fixed spiral arm (7) internal slide, and the flexible spiral arm (1).
5. a kind of chain-drive planting mechanism as claimed in claim 4, it is characterised in that the fixed spiral arm socket part (7-
1) center offers input shaft mounting hole (17), and keyed axle sleeve (16) is provided with the input shaft mounting hole (17),
One end of the axle sleeve (16) and socket part (7-1) front flush, the other end protrude from the reverse side of socket part (7-1)；The rotation
Arm support is fixedly mounted on power input shaft (14) entirely through the axle sleeve (16).
6. a kind of chain-drive planting mechanism as claimed in claim 5, it is characterised in that the extension of the fixed spiral arm (7)
Portion (7-2) is additionally provided with contraposition slotted eye (20), and contraposition slotted eye (20) extends to the positive and negative of socket part (7-1), then covers
Extend the circular arc bore portion for being provided with contraposition slotted eye (20), circular arc bore portion and flexible rotation on socket part (7-1) in socket part (7-1)
The seedling-planting device mounting hole (19) opened up on arm (1) is mutually matched；Contraposition slotted eye (20) can avoid the flexible spiral arm
(1) rotary shaft (3) when sliding is shunk toward spiral arm carriage center to be interfered with the fixed spiral arm (7).
7. a kind of chain-drive planting mechanism as claimed in claim 6, it is characterised in that inserted on the flexible spiral arm (1)
One end of the fixed spiral arm (7) is provided with semicircle mating hole (18), the semicircle mating hole (18) and the fixed spiral arm (7)
On input shaft mounting hole (17) be mutually matched, the other end of the flexible spiral arm (1) is provided with seedling-planting device mounting hole (19), institute
State seedling-planting device mounting hole (19) and rotary shaft (3) is provided with by bearing (2).
8. a kind of chain-drive planting mechanism as described in claim 4 or 5 or 6 or 7, it is characterised in that the detent mechanism
Be arranged on the flexible spiral arm (1) of the spiral arm support and fixed spiral arm (7), the detent mechanism include Positioning screw (24) with
Positioning screw hole group (23)；The positioning screw hole group (23) is located on the flexible spiral arm (1), and between the positioning screw hole group (23)
Every being arranged between mating hole (18) and seedling-planting device mounting hole (19)；The positioning screw hole group (23) no less than two groups, and often
The positioning screw hole of group is no less than two；Position on the fixed spiral arm (7) near contraposition slotted eye (20) is provided with one group of location hole
(25), the position of the location hole (25) corresponds to the position of the positioning screw hole group (23)；The Positioning screw (24) passes through
Location hole (25) and positioning screw hole group (23) are so as to realize the positioning of the flexible spiral arm (1).
9. a kind of chain-drive planting mechanism as described in claim 4 or 5 or 6 or 7, it is characterised in that the spiral arm support
Also include nylon slide block (21), the nylon slide block (21) includes the first nylon slide block (21-1) and the second nylon slide block (21-
2), first nylon slide block (21-1) is fixed on socket part (7-1) positive inner side, and second nylon slide block (21-2) is solid
Due to the inner side of socket part (7-1) reverse side；The nylon slide block is used to reduce between flexible spiral arm (1) and fixed spiral arm (7)
Frictional force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510331223.0A CN104982128B (en) | 2015-06-16 | 2015-06-16 | A kind of chain-drive planting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510331223.0A CN104982128B (en) | 2015-06-16 | 2015-06-16 | A kind of chain-drive planting mechanism |
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| CN104982128A CN104982128A (en) | 2015-10-21 |
| CN104982128B true CN104982128B (en) | 2017-05-31 |
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| CN201510331223.0A Active CN104982128B (en) | 2015-06-16 | 2015-06-16 | A kind of chain-drive planting mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112470637A (en) * | 2020-12-19 | 2021-03-12 | 王春堂 | Two-row transplanting machine for small peppers |
| CN114766984B (en) * | 2022-05-26 | 2023-11-28 | 南通大学 | Stair cleaning robot based on telescopic radial arm |
| CN116034693B (en) * | 2023-02-09 | 2023-06-30 | 中国热带农业科学院热带作物品种资源研究所 | Fertilizer structure of fertilizer distributor and fertilizer distributor thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202197542U (en) * | 2011-08-01 | 2012-04-25 | 河南银丰机械制造有限公司 | Punching transplanting device for transplanter |
| CN102498807B (en) * | 2011-11-03 | 2014-04-09 | 江苏大学 | Planetary-wheel cantilever-type planting mechanism |
| JP5772898B2 (en) * | 2013-07-23 | 2015-09-02 | 井関農機株式会社 | Seedling transplanter |
| CN103907435B (en) * | 2014-04-21 | 2015-11-18 | 浙江理工大学 | A kind of secondary sinusoidal non-circular gear planetary system duck-beak type planting mechanism of high upright degree |
| CN204762086U (en) * | 2015-06-16 | 2015-11-18 | 江苏大学 | Chain drive formula mechanism of planting seedlings |
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