CN108966754A - A kind of precision planter - Google Patents
A kind of precision planter Download PDFInfo
- Publication number
- CN108966754A CN108966754A CN201810742194.0A CN201810742194A CN108966754A CN 108966754 A CN108966754 A CN 108966754A CN 201810742194 A CN201810742194 A CN 201810742194A CN 108966754 A CN108966754 A CN 108966754A
- Authority
- CN
- China
- Prior art keywords
- quantitative
- feed well
- fixed link
- rack
- quantity tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/062—Devices for making drills or furrows
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
- A01C5/068—Furrow packing devices, e.g. press wheels
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/18—Machines for depositing quantities of seed at intervals
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C7/00—Sowing
- A01C7/20—Parts of seeders for conducting and depositing seed
Abstract
The invention discloses a kind of precision planters, including body, the body includes upper layer rack and lower rack, top is provided with feed well on the left of the rack of upper layer, the side of feed well is equipped with telescope motor, partition is installed in feed well, is arranged with expansion plate outside partition, the telescopic shaft of telescope motor is connect with expansion plate；The top of the feed well is provided with seed-box, and vibration motor is provided in seed-box, and seed-box is connected to feed well；The bottom end of the feed well is communicated with two feeding-passages, and two feeding-passage bottom ends are respectively connected with discharge head funnel-shaped；The discharge head bottom end is provided with Quantitative seeder, and Quantitative seeder includes cylindrical seeding wheel and decelerating motor, and rotary shaft, the torque output shaft connection of rotary shaft and decelerating motor are connected at the axle center of seeding wheel；The circumference punishment of the seeding wheel is furnished with several quantitative slots, level transducer is provided in quantitative slot, the top of quantitative slot is provided with flexible cover board.
Description
Technical field
The invention belongs to agricultural planting engineering device technique fields, and in particular to a kind of precision planter.
Technical background
With the development of science and technology, agricultural machinery replaces work by hand to become social mainstream, agricultural machinery and traditional-handwork
Work is compared, and has the advantages that high efficiency, saving of work and time, is suitble to the cultivation and harvesting of large area.In order to mention in modern agriculture
Sowing efficiency is risen, various seeders are widely used.Seeder generally using motor or gas engine as power source,
Trench digging, sowing, earthing and jolt-squeeze movement are completed during walking.Existing seeder generally only has the function of sowing, and
Lack watering, such function of applying fertilizer, cause function more single, and the amount of the sowing control of the sowing bucket of seeder is also very coarse,
It causes to sow irregular, crop is dilute close different, and growing way is bad after crop maturity, causes a certain amount of loss.For needing
It is applied fertilizer while sowing, for the seed of trickle irrigation, above-mentioned seeder also needs other staff to assist in operation, leads to labor
Fatigue resistance is big, sows low efficiency.
Summary of the invention
The shortcomings that the technical problem to be solved by the present invention is to overcome the prior arts provides a kind of precision planter.By raw material
It smelts and pipe molding combines, can directly be converted into pipe from raw material, change traditional processing mode, raising can produce effect
Rate.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions: a kind of precision planter, including machine
Body, the body include upper layer rack and lower rack, and top is provided with feed well, the side peace of feed well on the left of the rack of upper layer
Equipped with telescope motor, partition is installed in feed well, expansion plate is arranged with outside partition, the telescopic shaft and expansion plate of telescope motor connect
It connects；The top of the feed well is provided with seed-box, and vibration motor is provided in seed-box, and seed-box is connected to feed well；Institute
The bottom end for stating feed well is communicated with two feeding-passages, and two feeding-passage bottom ends are respectively connected with discharge head funnel-shaped；Institute
It states discharge head bottom end and is provided with Quantitative seeder, Quantitative seeder includes cylindrical seeding wheel and decelerating motor, is broadcast
Rotary shaft, the torque output shaft connection of rotary shaft and decelerating motor are connected at the axle center of kind wheel；At the circumference of the seeding wheel
Several quantitative slots are distributed with, level transducer is provided in quantitative slot, the top of quantitative slot is provided with flexible cover board, telescoping cover
One end of plate extends to the inner wall of quantitative slot and quantitative slot connects, and one end of flexible cover board is connected with telescopic rod.
As a preferred technical solution of the present invention, upper layer rack right end is provided with watering device, and watering device includes
Water tank, outlet pipe and quantity tube, water tank are mounted in the rack of upper layer, are equipped with case lid at the top of water tank, are set in water tank
It is equipped with suction pump, the output end of suction pump is connected to quantity tube, outlet pipe respectively, is equipped between water tank and quantity tube along quantitative
The first proportional valve that pipe direction is opened is equipped with the second proportional valve opened along outlet pipe direction, out between quantity tube and outlet pipe
Water pipe end is connected with sprinkler head.
As a preferred technical solution of the present invention, lower rack bottom is provided with two groups of traveling wheels, two groups of traveling wheels
Between be provided with ditching plow, the ditching plow is located at seeding wheel front, and the adjusting for adjusting its length is fixedly mounted at the top of ditching plow
Device, ditching plow are fixedly connected by adjuster with lower rack.
As a preferred technical solution of the present invention, lower rack downside wall is fixedly installed with the first fixed link, and first
Fixed link extends upwardly to quantity tube top and is close to installation with quantity tube, and quantitative tube side part abutting is equipped with the second fixed link,
The right end of second fixed link extends to lower rack right side wall and is fixedly connected with lower rack, and the first fixed link is fixed with second
Bar is fixedly connected.
As a preferred technical solution of the present invention, several positioning are distributed in the first fixed link and the second fixed link
Quantity tube is close to be fixedly mounted with fixed link by card, positioning card.
As a preferred technical solution of the present invention, discharge head and quantitative slot corresponding matching are arranged.
As a preferred technical solution of the present invention, the middle part of the second fixed link is equipped with land presser along the vertical direction,
Land presser includes compacting machine bracket, and compacting machine bracket bottom end is connected with suppression sleeve, suppresses in sleeve and is provided with the town that can be stretched up and down
Compression bar suppresses and is socketed with suppression spring on bar, and repression axle is fixedly mounted in suppression sleeve ends, and installation is in circle on the inside of repression axle
Columnar press wheel.
The beneficial effects obtained by the present invention are as follows being: the configuration of the present invention is simple, use is safe, and seed discharging control precision is high,
By the way that watering device is arranged in upper layer frame top, watering device can be fixed to soil by the first proportional valve and the second proportional valve
Moisturizing is measured, suitable moisture can provide good growing environment to the germination and growth of seed, and sow the ground after sprinkling water
Face will not be too fast it is dry, humidity can be kept for a long time, be conducive to seedling growth；It is quantitative by the setting of Quantitative seeder
The seeding wheel of seeding apparatus can sow kind of materials quantitative, waste crop seeds be minimized, when guaranteeing emergence rate
About great amount of cost embodies its economy benefit.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is overall schematic of the present invention；
Fig. 2 is the enlarged structure schematic diagram of A in Fig. 1 of the present invention；
Fig. 3 is the enlarged structure schematic diagram of B in Fig. 1 of the present invention；
Fig. 4 is seeding wheel cross-sectional view of the structure of the present invention；
Fig. 5 is the enlarged structure schematic diagram of C in Fig. 4 of the present invention；
Fig. 6 is seeding wheel schematic perspective view of the present invention.
Figure label: 1, body；2, upper layer rack；3, lower rack；4, lower rack；5, feed well；6, telescope motor；
7, partition；8, expansion plate；9, seed-box；10, vibration motor；11, feeding-passage；12, discharge head；13, Quantitative seeder；
131, seeding wheel；132, decelerating motor；133, rotary shaft；134, quantitative slot；135, level transducer；136, stretch cover board；
137, telescopic rod；14, watering device；141, water tank；142, quantity tube；143, outlet pipe；144, case lid；145, suction pump；
146, the first proportional valve；147, the second proportional valve；148, sprinkler head；15, ditching plow；16, adjuster；17, the first fixed link；
18, the second fixed link；19, positioning card；20, land presser；201, compacting machine bracket；202, sleeve is suppressed；203, bar is suppressed；204, town
Pressing spring；205, repression axle；206, press wheel；21, control device.
Specific embodiment
In the description of the present invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal"
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, it can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: as shown in figures 1 to 6, the present invention provides a kind of precision planter, including body 1, and the body 1 includes upper
Layer rack 2 and lower rack 3,2 left side top of upper layer rack are provided with feed well 5, and the side of feed well 5 is equipped with telescope motor
6, partition 7 is installed in feed well 5, is arranged with expansion plate 8 outside partition 7, the telescopic shaft of telescope motor 6 is connect with expansion plate 8；Institute
The top for stating feed well 5 is provided with seed-box 9, and vibration motor 10 is provided in seed-box 9, and seed-box 9 is connected to feed well 5；
The bottom end of the feed well 5 is communicated with two feeding-passages 11, and two 11 bottom ends of feeding-passage, which are respectively connected with, funnel-shaped to be gone out
Material head 12；12 bottom end of discharge head is provided with Quantitative seeder 13, and Quantitative seeder 13 includes cylindrical sowing
131 and decelerating motor 132 are taken turns, rotary shaft 133, rotary shaft 133 and decelerating motor 132 are connected at the axle center of seeding wheel 131
Torque output shaft connection；The circumference punishment of the seeding wheel 131 is furnished with several quantitative slots 134, is provided with object in quantitative slot 134
Level sensor 135, the top of quantitative slot 134 are provided with flexible cover board 136, and one end of flexible cover board 136 extends to quantitative slot 134
Inner wall and quantitative slot 134 connect, one end of flexible cover board 126 is connected with telescopic rod 137.
Rack 2 right end in upper layer is provided with watering device 14, and watering device 14 includes water tank 141, outlet pipe 143 and quantifies
Pipe 142, water tank 141 are mounted in upper layer rack 2, and case lid 144 is equipped at the top of water tank 141, is provided in water tank 141
Suction pump 145, the output end of suction pump 145 are connected to quantity tube 142, outlet pipe 143 respectively, water tank 141 and quantity tube 142
Between be equipped with the first proportional valve 146 for opening along 142 direction of quantity tube, be equipped between quantity tube 142 and outlet pipe 143 along being discharged
The second proportional valve 147 that 143 direction of pipe is opened, 143 end of outlet pipe is connected with sprinkler head 148.
3 bottom of lower rack is provided with two groups of traveling wheels 4, and ditching plow 15, the trench digging are provided between two groups of traveling wheels 4
Plough 15 is located at 131 front of seeding wheel, the adjuster 16 for adjusting its length is fixedly mounted at the top of ditching plow 15, ditching plow 15 passes through tune
Section device 16 is fixedly connected with lower rack 3.
3 downside wall of lower rack is fixedly installed with the first fixed link 17, and the first fixed link 17 extends upwardly to quantity tube 142
Top is simultaneously close to installation with quantity tube 142, and 142 side of quantity tube is close to be equipped with the second fixed link 18, the second fixed link 18
Right end extends to 3 right side wall of lower rack and is fixedly connected with lower rack 3, and the first fixed link 17 and the second fixed link 18 are fixed
Connection.
It is distributed with several positioning cards 19 in first fixed link 17 and the second fixed link 18, positioning card 19 is by quantity tube 142
It is close to be fixedly mounted with fixed link.
Discharge head 12 and 134 corresponding matching of quantitative slot are arranged.
The middle part of second fixed link 18 is equipped with land presser 20 along the vertical direction, and land presser 20 includes compacting machine bracket 201, town
201 bottom end of depressor frame is connected with suppression sleeve 202, suppresses in sleeve 202 and is provided with the suppression bar 203 that can be stretched up and down, suppresses
Suppression spring 204 is socketed on bar 203, suppression 201 end of sleeve is fixedly mounted repression axle 205, pacifies on the inside of repression axle 205
Fill cylindrical press wheel 206.
Be additionally provided with a control device 21 on body 1, control device 21 respectively with level transducer 135, telescope motor 6,
Vibration motor 10, suction pump 145 are electrically connected.
Working principle: in the use of the present invention, the soil that the present invention is sowed by the traveling of traveling wheel 4 to needs, trench digging
Land reclamation to suitable sowing is started control device 21 by plough 15, and control device 21 controls the vibration motor being arranged in seed-box 9
10 vibrations, due to the effect of vibration, the seed in seed-box 9 slowly enters feed well 5 from seed-box 9 and by feed well 5
Bottom end enters in two feeding-passages 11, and two 11 bottom ends of feeding-passage are respectively connected with discharge head 12 funnel-shaped, discharge head
12 bottom end corresponding matchings are provided with Quantitative seeder 13, and it is fixed that several are provided on the seeding wheel 131 of Quantitative seeder 13
Measuring tank 134, quantitative slot 134 and 12 corresponding matching of discharge head are arranged, and with the rotation of decelerating motor 132, the drive of rotary shaft 133 is broadcast
Kind takes turns 131 directional-rotations and into the quantitative slot 134 for being placed in 12 lower section of discharge head, filling kind is expected from discharge head 12, works as quantitative slot
When 134 fast fillings are full, level transducer 135 sends signal to control device 21, controls decelerating motor 132 by control device 21
Next quantitative slot 134 is filled in rotation.The opposite of discharge head 12 is diverted to by seeding wheel 131 when having been filled with kind of a quantitative slot 134 for material
When side, that is, face the side on ground, adjust the length of telescopic rod 137 and flexible cover board 126, make kind to expect from quantitative slot 134 to
The ground ditched is toppled sowing, and kind material after planting, by watering device 14 to its quantitative water compensating, has the function that assist vernalization.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (8)
1. a kind of precision planter, which is characterized in that including body (1), the body (1) includes upper layer rack (2) and lower layer
Rack (3), upper layer rack (2) left side top are provided with feed well (5), and the side of feed well (5) is equipped with telescope motor (6),
It is equipped with partition (7), is arranged with expansion plate (8) outside partition (7), the telescopic shaft and expansion plate of telescope motor (6) in feed well (5)
(8) it connects；The top of the feed well (5) is provided with seed-box (9), is provided with vibration motor (10), seed in seed-box (9)
Case (9) is connected to feed well (5)；The bottom end of the feed well (5) is communicated with two feeding-passages (11), two feeding-passages
(11) bottom end is respectively connected with discharge head funnel-shaped (12)；Discharge head (12) bottom end is provided with Quantitative seeder
(13), Quantitative seeder (13) includes cylindrical seeding wheel (131) and decelerating motor (132), the axis of seeding wheel (131)
It is connected at the heart rotary shaft (133), rotary shaft (133) is connect with the torque output shaft of decelerating motor (132)；The seeding wheel
(131) circumference punishment is furnished with several quantitative slots (134), is provided with level transducer (135) in quantitative slot (134), quantitative
The top of slot (134) is provided with flexible cover board (136), the one end of flexible cover board (136) extend to the inner wall of quantitative slot (134) with
Quantitative slot (134) connects, and the one end of flexible cover board (126) is connected with telescopic rod (137).
2. a kind of precision planter as described in claim 1, which is characterized in that upper layer rack (2) right end, which is provided with, to be spilt
Water installations (14), watering device (14) include that water tank (141), outlet pipe (143) and quantity tube (142), water tank (141) are pacified
It on upper layer rack (2), is equipped with case lid (144) at the top of water tank (141), is provided with suction pump in water tank (141)
(145), the output end of suction pump (145) is connected to quantity tube (142), outlet pipe (143) respectively, water tank (141) and quantitative
The first proportional valve (146) opened along quantity tube (142) direction, quantity tube (142) and outlet pipe are equipped between pipe (142)
(143) the second proportional valve (147) opened along outlet pipe (143) direction is equipped between, outlet pipe (143) end is connected with sprinkling
Head (148).
3. a kind of precision planter as described in claim 1, which is characterized in that lower rack (3) bottom is provided with two
It organizes traveling wheel (4), is provided with ditching plow (15) between two groups of traveling wheels (4), before the ditching plow (15) is located at seeding wheel (131)
The adjuster (16) for adjusting its length is fixedly mounted in portion, ditching plow (15) top, and ditching plow (15) is by adjuster (16) under
Layer rack (3) is fixedly connected.
4. a kind of precision planter as claimed in claim 2, which is characterized in that the fixed peace of lower rack (3) downside wall
Equipped with the first fixed link (17), the first fixed link (17) extends upwardly to quantity tube (142) top and is close to quantity tube (142)
Installation, quantity tube (142) side are close to be equipped with the second fixed link (18), and the right end of the second fixed link (18) extends to lower layer's machine
Frame (3) right side wall is simultaneously fixedly connected with lower rack (3), and the first fixed link (17) is fixedly connected with the second fixed link (18).
5. a kind of precision planter as claimed in claim 4, which is characterized in that first fixed link (17) is fixed with second
Several positioning cards (19) are distributed on bar (18), quantity tube (142) is close to be fixedly mounted with fixed link by positioning card (19).
6. a kind of precision planter as described in claim 1, which is characterized in that the discharge head (12) and quantitative slot (134)
Corresponding matching setting.
7. a kind of precision planter as claimed in claim 4, which is characterized in that the middle part of second fixed link (18) is along perpendicular
For histogram to being equipped with land presser (20), land presser (20) includes compacting machine bracket (201), and compacting machine bracket (201) bottom end is connected with town
Pressing sleeve cylinder (202), suppression sleeve (202) is interior to be provided with the suppression bar (203) that can be stretched up and down, is socketed in suppression bar (203)
It suppresses spring (204), repression axle (205) are fixedly mounted in suppression sleeve (201) end, and the installation of repression axle (205) inside is in
Columned press wheel (206).
8. a kind of precision planter as described in claim 1, which is characterized in that be additionally provided with a control on the body (1)
Device (21), control device (21) respectively with level transducer (135), telescope motor (6), vibration motor (10), suction pump
(145) it is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810742194.0A CN108966754B (en) | 2018-07-09 | 2018-07-09 | Precision seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810742194.0A CN108966754B (en) | 2018-07-09 | 2018-07-09 | Precision seeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108966754A true CN108966754A (en) | 2018-12-11 |
| CN108966754B CN108966754B (en) | 2020-11-03 |
Family
ID=64537434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810742194.0A Active CN108966754B (en) | 2018-07-09 | 2018-07-09 | Precision seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108966754B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112243642A (en) * | 2020-10-21 | 2021-01-22 | 重庆贻晨兴工业设计有限责任公司 | Deep scarification tillage machine adopting precise seed screening and feeding device and use method |
| CN112243643A (en) * | 2020-10-21 | 2021-01-22 | 重庆贻晨兴工业设计有限责任公司 | Cultivator adopting precise material distribution device and use method |
| CN112243644A (en) * | 2020-10-21 | 2021-01-22 | 重庆贻晨兴工业设计有限责任公司 | Deep scarification and cultivation machine adopting automatic seeding and hole-entering device and use method |
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| CN2783732Y (en) * | 2005-04-21 | 2006-05-31 | 杨忠权 | Hand-push type seeder |
| CN205694121U (en) * | 2016-04-29 | 2016-11-23 | 河南豪丰农业装备有限公司 | A kind of seeder of manual regulation flow rate |
| CN205830314U (en) * | 2016-06-24 | 2016-12-28 | 天津市建国蔬菜种植专业合作社 | A kind of seeder |
| CN205883949U (en) * | 2016-08-10 | 2017-01-18 | 陶志强 | Wheat seeder |
| CN206932617U (en) * | 2017-07-20 | 2018-01-30 | 新昌县南明街道宝丰隆咨询服务部 | A kind of seeder |
| CN206948859U (en) * | 2017-06-17 | 2018-02-02 | 平湖先行园艺工程有限公司 | A kind of seeder |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2783732Y (en) * | 2005-04-21 | 2006-05-31 | 杨忠权 | Hand-push type seeder |
| CN205694121U (en) * | 2016-04-29 | 2016-11-23 | 河南豪丰农业装备有限公司 | A kind of seeder of manual regulation flow rate |
| CN205830314U (en) * | 2016-06-24 | 2016-12-28 | 天津市建国蔬菜种植专业合作社 | A kind of seeder |
| CN205883949U (en) * | 2016-08-10 | 2017-01-18 | 陶志强 | Wheat seeder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112243642A (en) * | 2020-10-21 | 2021-01-22 | 重庆贻晨兴工业设计有限责任公司 | Deep scarification tillage machine adopting precise seed screening and feeding device and use method |
| CN112243643A (en) * | 2020-10-21 | 2021-01-22 | 重庆贻晨兴工业设计有限责任公司 | Cultivator adopting precise material distribution device and use method |
| CN112243644A (en) * | 2020-10-21 | 2021-01-22 | 重庆贻晨兴工业设计有限责任公司 | Deep scarification and cultivation machine adopting automatic seeding and hole-entering device and use method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108966754B (en) | 2020-11-03 |
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