CN207665452U - A kind of self-propelled tilting screw ditching machine - Google Patents
A kind of self-propelled tilting screw ditching machine Download PDFInfo
- Publication number
- CN207665452U CN207665452U CN201721677843.0U CN201721677843U CN207665452U CN 207665452 U CN207665452 U CN 207665452U CN 201721677843 U CN201721677843 U CN 201721677843U CN 207665452 U CN207665452 U CN 207665452U
- Authority
- CN
- China
- Prior art keywords
- ditching
- screw
- trench digging
- self
- ditching machine
- 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.)
- Active
Links
Landscapes
- Soil Working Implements (AREA)
Abstract
The utility model is related to a kind of self-propelled tilting screw ditching machines, including rack, running gear, power plant, transmission device, ditching device and ditch depth control device, running gear, power plant, transmission device, ditching device and ditch depth control device are installed in rack, power plant is for driving running gear, it is additionally operable to drive ditching device by driving transmission device, for driving ditching machine to move, ditching device is used to ditch by cutting soil running gear.The ditching machine compact of the utility model, it is easy to operation, it can be achieved that the smaller orchard furrowing machinery of line-spacing spacing in the rows, orchard worker's labor intensity can be reduced, working efficiency is improved, reduces labour cost, it increases economic efficiency, and helical blade is bored using varying pitch, it is T shape ditches to output ditch, compares rectangle ditch, the drainage performance of T shape ditches is more preferable, the forward speed and ditching depth of the ditching machine of the utility model are adjustable, and furrow-opening cutter blade is replaceable, can meet the requirement of different trench diggings.
Description
Technical field
The utility model is related to the experiment of transporter, test equipments in agricultural machinery, and in particular to a kind of self-propelled inclination
Helix ditching machine.
Background technology
Orchard furrowing operating condition is complicated, and mainly ground plant is dense, and branches of fruit trees fearness is lost, soil contain more tree root,
The hard object such as rotten wood, stone.However manually ditched, labor intensity is big, unstable quality of ditching, and production efficiency is low.At present
Domestic trench digging machinery is more representational the types such as disk furrower, chain ditcher, helix ditching machine, now agricultural
Used in production it is more be disk furrower.But it is big all to there is power attenuation in above-mentioned all ditching machines, is thrown in high wet field
Soil is irregular, or even the problem of can not ditch.
The defects of poor performance of the throwing soil of existing disk furrower, ditch type is neat, or both, deposits one.Come from ditch type
It sees, there are mainly two types of, one kind being known as inverted trapezoidal ditch type；Another kind is known as rectangle ditch type.The disk furrower of inverted trapezoidal ditch type by
Big in the native angle of its throwing, so comparing station advantage throwing native aspect of performance, distance is remote, and relatively uniform.But defect is ditch
Type is bad, and furrow bank is relatively rough, easy tos produce back situations such as soil falls ditch.The disk furrower ditch type of rectangle ditch type is good, and ditch
Wall smoother, but it throws native poor performance, broken soil is mainly fallen on the both sides of ditch, influences effect of ditching.From trench digging
The structure type of machine is analyzed, and tilted spiral ditching machine ditch depth and throws soil opening better than disk structure with obvious effects from ditch shape
Ditch machine, but since current spiral ditching machine is all suspended structure, tractor is needed to provide power, and driving member rapid wear
It is bad, throw the earthwork to it is single the problems such as so that in farmland using not extensively.
The mating power of the domestic spiral ditching machine that agricultural production is directly used in farmland is all smaller at present, predominantly
12 horsepowers of tractors, production efficiency are low.And it cannot in the smaller orchard of line-spacing spacing in the rows work operations, can not solve small
The problem of type Machinery for orchard operation difficulty.There is the ditching machine that scholar has developed fluid pressure type driving in ditching machine research field, although
Stable working, easy to operate, adjustment of rotational speed is flexible, but there is also many problems, the dynamic machine of fluid pressure type ditching machine and hydraulic oil
Two big heavy mail of case, volume weight is very big, and fuselage is heavy, and power consumption is too big, and of high cost, this is critical issue.
It can pacifically orchard, can be disposable complete when outputing the work of inverted trapezoidal ditch from walking in gentle incline orchard so design is a kind of
The cutting of pairs of soil is promoted and is uniformly shed, and ditch depth can be changed easy to control, and body light and small is flexible, and work efficiency is high, power consumption compared with
It is low, transmission parts it is reliable and also easily operated garden ditching machine.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of trench digging effect is good, and what is be conveniently operated self-propelled inclines
Inclined screw ditching machine.
The technical solution that the utility model solves above-mentioned technical problem is as follows：
A kind of self-propelled tilting screw ditching machine, including rack, running gear, power plant, transmission device, ditching device
With ditch depth control device, the running gear, power plant, transmission device, ditching device and ditch depth control device are installed in
In rack, the power plant is additionally operable to drive ditching device, the row by driving transmission device for driving running gear
For driving ditching machine to move, the ditching device is used to ditch by cutting soil walking apparatus；
The ditching device includes trench digging axis, cone helical blade, furrow-opening cutter blade, bury blade and arc breast boards, described
Axis of ditching is arranged below ditching machine rear end, and the trench digging axis is fixedly arranged above arc breast boards, the cone helical blade setting
In trench digging axis side, furrow-opening cutter blade is mounted on cone helical blade, and the blade that buries is mounted on the lower end of trench digging axis, the ditch depth control
Device processed is used to control ditching depth by the angle of control trench digging axis and ground.
Further, the outside diameter of the cone helical blade and screw pitch are from close to transmission device one end to separate transmission one
Hold setting of successively decreasing.
Further, if H is any one section of installation point positional distance trench digging axis on trench digging axis bored in helical blade
The distance of lower end, then when the outside diameter of inner cone helical blade section be D=0.H+0mm, when inner cone helical blade section with it is adjacent
Screw pitch between the cone helical-blade segment of ground side is P=0.H+0mm.
Further, the quantity of the blade that buries is four, and with the lower end of the angle at 90 ° of interval welding trench digging axis.
Further, the running gear includes crawler body, moving gear box, first band Wheeled type clutch, left steering
Clutch, right turn clutch, gearshift and high low speed bar, the first band Wheeled type clutch are used for the drive in power plant
Dynamic lower driving moving gear box, the moving gear box are provided with three for driving crawler body to move on the gearshift
A forward gear and one are reversed gear, and high low speed bar is for controlling high low gear；Left steering clutch is used for right turn clutch
The left and right turn for controlling walking can carry out emergency brake to clutch right turn clutch by Split Left Turn simultaneously to ditching machine
Processing.
Further, the power plant includes diesel engine, and the diesel engine electrically activates motor by electrically activating motor starting
By storage battery power supply.
Further, the transmission device include transmission shaft, the second pulley clutch, first pulley, the second belt wheel and
Reduction box, the transmission shaft is mounted on by bearing block in rack, and one end is provided with the second pulley clutch, and the other end is set
It is equipped with first pulley；Second pulley clutch is connected by the output pulley of belt and diesel engine, and the reduction box is used
In driving ditching device to rotate, it is hinged on the rack-mounted rotating mechanism of reduction box and with rack, the reduction box
Input shaft on the second belt wheel is installed, second belt wheel is connect with first pulley by belt.
Further, the rotating mechanism includes supporting rack, U-shaped fixed frame and hollow rotating dog.Support frame as described above is arranged
It in U-shaped fixed frame both sides and is fixed on the rack, U-shaped fixed frame both sides are hinged by hollow rotating dog and supporting rack, institute
Reduction box is stated in U-shaped fixed frame.
Further, the output shaft of the reduction box is fixedly connected with trench digging axis.
Further, the ditch depth control device includes screw lift, handwheel, spring vibration damper and fastener for connection
Head, the screw lift are used to adjust the angle of trench digging axis and ground, and input shaft one end of the screw lift is provided with
Handwheel can drive the screw lower end of the screw lift to move up and down, the lead screw of the screw lift by rotating handwheel
By spring vibration damper joint steel pipe connector, the steel tube connection head lower end is hinged with arc breast boards for lower end.
Further, screw lift input shaft one end is provided with handwheel, and the other end is additionally provided with motor, the electricity
Machine is for driving the lead screw of screw lift to move up and down.
The beneficial effects of the utility model are：The ditching machine compact of the utility model, it is easy to operation, it can be achieved that line-spacing
The smaller orchard furrowing machinery of spacing in the rows can reduce orchard worker's labor intensity, improve working efficiency, reduce labour cost, improve warp
Ji benefit.The ditching device of the utility model bores helical blade using varying pitch, and it is T shape ditches to output ditch, compares common spiral shell
The drainage performance of the rectangle ditch that vane piece is outputed, T shape ditches is more preferable, and the design of varying pitch is the cone helical blade close to ground
Screw pitch is smaller, far from ground cone helical blade screw pitch it is larger, therefore can both ensure ditching device bury end have enough open
Ditch efficiency, and native phenomenon is returned caused by screw pitch can be prevented overstocked, ensure trench digging effect.The advance of the ditching machine of the utility model
Speed and ditching depth are adjustable, and furrow-opening cutter blade is replaceable, can meet the requirement of different trench diggings.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the side structure schematic diagram of the utility model；
Fig. 3 is the overlooking structure diagram of the utility model；
Fig. 4 is the side structure schematic diagram of ditching device；
Fig. 5 is the structural schematic diagram of rotating mechanism；
Fig. 6 is the structural schematic diagram of ditch depth control device；
Fig. 7 is screw conic blade parameter schematic diagram.
In attached drawing, parts list represented by the reference numerals are as follows：
1, rack；2, running gear；3, power plant；4, transmission device；5, ditching device；6, ditch depth control device；21、
Crawler body；22, moving gear box；23, first band Wheeled type clutch；24, gearshift；25, high low speed bar；26, seat；
31, diesel engine；32, motor is electrically activated；33, accumulator；41, transmission shaft；42, the second pulley clutch；43, first pulley；
44, the second belt wheel；45, reduction box；46, supporting rack；47, U-shaped fixed frame；48, hollow rotating dog；51, trench digging axis；52, spiral shell is bored
Vane piece；53, furrow-opening cutter blade；54, bury blade；55, arc breast boards；61, screw lift；62, handwheel；63, spring subtracts
Shake device；64, steel tube connection head；65, motor
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
As shown in figs 1 to 6, a kind of self-propelled tilting screw ditching machine, including rack 1, running gear 2, power plant
3, transmission device 4, ditching device 5 and ditch depth control device 6, the running gear 2, power plant 3, transmission device 4, trench digging
Device 5 and ditch depth control device 6 are installed in rack 1, and the power plant 3 is additionally operable to lead to for driving running gear 2
Transmission device 4 of overdriving drives ditching device 5, and the running gear 2 for driving ditching machine to move, use by the ditching device 5
It ditches in by cutting soil；
The ditching device 5 includes trench digging axis 51, cone helical blade 52, furrow-opening cutter blade 53, bury blade 54 and arc gear
Native plate 55, the trench digging axis 51 are arranged below ditching machine rear end, and the trench digging axis 51 is fixedly arranged above arc breast boards 55,
The setting of cone helical blade 52 is in 51 side of trench digging axis, and furrow-opening cutter blade 53 is mounted on cone helical blade 52, and bury blade 54
Mounted on the lower end of trench digging axis 51, the ditch depth control device 6 is used to open by the angle control on control trench digging axis 51 and ground
Trench depth.
The outside diameter and screw pitch of the cone helical blade 52 are passed from close to 4 one end of transmission device to far from transmission one end
It reduces and sets.
If H is any one section of installation point positional distance trench digging axis lower end on trench digging axis 51 bored in helical blade 52
Distance, then when the outside diameter of inner cone helical blade section be D=0.375H+150mm, when inner cone helical blade section and adjacent are leaned on
Screw pitch between the cone helical-blade segment of side near the ground is P=0.325H+90mm.
As shown in fig. 7, dotted portion is one section bored in helical blade, it is labeled as a, H is when inner cone helical blade section a exists
The distance for the installation point positional distance trench digging axis lower end ditched on axis 51, D is the outside diameter as inner cone helical blade section a, and P is
Screw pitch between inner cone helical blade section a and the cone helical-blade segment of adjacent close ground side.
The quantity of the blade 54 that buries is four, and with the lower end of the angle at 90 ° of interval welding trench digging axis 51.
The running gear 2 include crawler body 21, moving gear box 22, first band Wheeled type clutch 23, left steering from
Clutch, right turn clutch, gearshift 24 and high low speed bar 25, the first band Wheeled type clutch 23 are used in power plant
Moving gear box 22 is driven under 3 driving, the moving gear box 22 is for driving crawler body 21 to move, the gearshift
There are three forward gears and one to reverse gear for setting on 24, and high low speed bar 25 is for controlling high low gear；Left steering clutch and the right side
Steering cluth is used to control the left and right turn of walking, can be to trench digging to clutch right turn clutch by Split Left Turn simultaneously
Machine carries out emergency brake processing.
The power plant 3 includes diesel engine 31, and the diesel engine 31 is started by electrically activating motor 32, electrically activates motor 32
It is powered by accumulator 33.
The transmission device 4 includes transmission shaft 41, the second pulley clutch 42, first pulley 43,44 and of the second belt wheel
Reduction box 45, the transmission shaft 41 is mounted on by bearing block in rack 1, and one end is provided with the second pulley clutch 42,
The other end is provided with first pulley 43；Second pulley clutch 42 is connected by the output pulley of belt and diesel engine 31
It connects, realizes level-one reduction of speed, for the reduction box 45 for driving ditching device 5 to rotate, the reduction box is mounted on the rotation in rack 1
It is on rotation mechanism and hinged with rack 1, the second belt wheel 44 is installed on the input shaft of the reduction box 45, second belt wheel 44 with
First pulley 43 is connected by belt, realizes two-stage speed-down.
The rotating mechanism includes supporting rack 46, U-shaped fixed frame 47 and hollow rotating dog 48.The setting of support frame as described above 46 exists
It 47 both sides of U-shaped fixed frame and is fixed in rack 1, U-shaped fixed frame both sides pass through hollow rotating dog 48 and cut with scissors with supporting rack 46
It connects, the reduction box 45 is mounted in U-shaped fixed frame 47.
The output shaft of the reduction box 45 is fixedly connected with trench digging axis 51.
The ditch depth control device 6 includes screw lift 61, handwheel 62, spring vibration damper 63 and steel tube connection head
64, the screw lift 61 is used to adjust the angle of trench digging axis 51 and ground, input shaft one end of the screw lift 61
It is provided with handwheel 62, the screw lower end of the screw lift 61 can be driven to move up and down by rotating handwheel 62, the lead screw
The screw lower end of elevator 61 passes through 63 joint steel pipe connector 64 of spring vibration damper, 64 lower end of the steel tube connection head and arc
Shape breast boards 55 is hinged.
61 input shaft one end of the screw lift is provided with handwheel 62, and the other end is additionally provided with motor 65, the motor
65 for driving the screw lower end of screw lift 61 to move up and down.
When carrying out ditching operation, user can be sitting on the seat 26 of rack and operate, and trench digging process shares two
A stage：Preparation stage and trench digging stage.In the preparation stage, control, which electrically activates motor and is powered, starts diesel engine, is gone by manipulating
It walks clutch lever and gearshift driving running gear drives ditching machine to be moved to the position for preparing trench digging, this second band of stage
Wheeled type clutch is in discrete state, therefore ditching device does not start.Enter the trench digging stage later, in the trench digging stage, needs to start
Ditching device pushes the second pulley clutch control stick that the second pulley clutch is made to become closed state, and diesel engine passes through
Transmission device drives trench digging axis rotation, trench digging axis band mantle helical blade, furrow-opening cutter blade and the blade that buries rotation；Then ditch is utilized
Deep control device adjusts height of the trench digging axis lower end apart from ground, can make lead screw by controlling motor rotation or shaking handwheel
The lead screw of elevator moves downward, and pushes trench digging axis, and trench digging axis rotates down, and cone helical blade rotation, which drives to bury, blade and opens
Ditch blade starts to cut native trench digging.Stop declining when ditch depth reaches suitable position time control screw lift, in the present embodiment, lead screw
Elevator is worm and gear screw lift, therefore has self-locking function, and lead screw is self-locking in current location after stopping, axis of ditching
Position be kept fixed, running gear drives ditching machine by default trench digging speed later, along the advance of default trench digging route, ditching machine
It drives ditching device to push ahead, carries out continuing trench digging.During trench digging, blade cut of burying, which is buried, maintains job stability,
Furrow-opening cutter blade cuts soil along lead, and furrow-opening cutter blade, hilt and helical blade will cut soil and be transported to ground groove
Both sides, completion bury, cut soil, throw the processes such as soil, and work inclination angle can be adjusted in real time to realize different trench digging parameters when trench digging
It is required that.After the completion of work of ditching, drives trench digging axis to be rotated up using ditch depth control device, ditching device rotation is made to be detached from ground
Face, then push the second pulley clutch control stick that the second pulley clutch is made to become discrete state, ditching machine is driven to
Appointed place completes primary ditching process.
The ditching machine compact of the utility model, it is easy to operation, it can be achieved that line-spacing spacing in the rows it is smaller orchard furrowing machinery
Change, orchard worker's labor intensity can be reduced, improve working efficiency, reduces labour cost, increase economic efficiency.The trench digging of the utility model
Device bores helical blade using varying pitch, and it is T shape ditches to output ditch, compared to the rectangle ditch that common helical blade is outputed, T shape ditches
Drainage performance it is more preferable, and the design of varying pitch is that the cone helical blade screw pitch close to ground is smaller, the cone spiral shell far from ground
It is larger to revolve blade pitch, therefore can not only ensure that there was enough trench digging efficiency at ditching device end of burying, but also screw pitch mistake can be prevented
Native phenomenon is returned caused by close, ensures trench digging effect.The forward speed and ditching depth of the ditching machine of the utility model are adjustable, open
Ditch blade is replaceable, can meet the requirement of different trench diggings.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of self-propelled tilting screw ditching machine, which is characterized in that including rack (1), running gear (2), power plant
(3), transmission device (4), ditching device (5) and ditch depth control device (6), the running gear (2), power plant (3), transmission
Device (4), ditching device (5) and ditch depth control device (6) are installed in rack (1), and the power plant (3) is for driving
Running gear (2) is additionally operable to drive ditching device (5) by driving transmission device (4), and the running gear (2) is for driving
Ditching machine moves, and the ditching device (5) is used to ditch by cutting soil；
The ditching device (5) include trench digging axis (51), cone helical blade (52), furrow-opening cutter blade (53), the blade that buries (54) and
Arc breast boards (55), the trench digging axis (51) are arranged below ditching machine rear end, and the trench digging axis (51) is fixedly arranged above arc
Shape breast boards (55), in trench digging axis (51) side, furrow-opening cutter blade (53) is mounted on cone spiral for cone helical blade (52) setting
On blade (52), the blade that buries (54) is mounted on the lower end of trench digging axis (51), and the ditch depth control device (6) is for passing through control
Trench digging axis (51) and the angle on ground control ditching depth.
2. self-propelled tilting screw ditching machine according to claim 1, which is characterized in that the cone helical blade (52)
Outside diameter and screw pitch are successively decreased setting far from being driven one end from being arrived close to transmission device (4) one end.
3. self-propelled tilting screw ditching machine according to claim 2, which is characterized in that set H as cone helical blade (52)
In any one section of installation point positional distance trench digging axis lower end on trench digging axis (51) distance, then when inner cone helical blade section
Outside diameter be D=0.375H+150mm, when the cone helical blade of inner cone helical blade section and adjacent close ground side
Screw pitch between section is P=0.325H+90mm.
4. self-propelled tilting screw ditching machine according to claim 1, which is characterized in that the running gear (2) includes
Crawler body (21), moving gear box (22), first band Wheeled type clutch (23), right turn clutch, change left steering clutch
Blocking means (24) and high low speed bar (25), the first band Wheeled type clutch (23) under the driving of power plant (3) for driving
Dynamic moving gear box (22), the moving gear box (22) is for driving crawler body (21) mobile, the gearshift (24)
There are three forward gears and one to reverse gear for upper setting, and high low speed bar (25) is for controlling high low gear；Left steering clutch and the right side
Steering cluth is used to control the left and right turn of walking, can be to trench digging to clutch right turn clutch by Split Left Turn simultaneously
Machine carries out emergency brake processing.
5. self-propelled tilting screw ditching machine according to claim 1, which is characterized in that the power plant (3) includes
Diesel engine (31), the diesel engine (31) are started by electrically activating motor (32), are electrically activated motor (32) and are powered by accumulator (33).
6. self-propelled tilting screw ditching machine according to claim 1, which is characterized in that the transmission device (4) includes
Transmission shaft (41), the second pulley clutch (42), first pulley (43), the second belt wheel (44) and reduction box (45), the biography
Moving axis (41) is mounted on by bearing block in rack (1), and one end is provided with the second pulley clutch (42), other end setting
There is first pulley (43)；Second pulley clutch (42) is connect by belt with the output pulley of diesel engine (31), institute
State reduction box (45) for drive ditching device (5) rotate, the reduction box be mounted on rack (1) on rotating mechanism on and with
Rack (1) is hinged, and the second belt wheel (44), second belt wheel (44) and first are equipped on the input shaft of the reduction box (45)
Belt wheel (43) is connected by belt.
7. self-propelled tilting screw ditching machine according to claim 6, which is characterized in that the rotating mechanism includes support
Frame (46), U-shaped fixed frame (47) and hollow rotating dog (48)；Support frame as described above (46) setting in U-shaped fixed frame (47) both sides and
It is fixed in rack (1), U-shaped fixed frame both sides are hinged by hollow rotating dog (48) and supporting rack (46), the deceleration
Case (45) is mounted in U-shaped fixed frame (47).
8. self-propelled tilting screw ditching machine according to claim 6, which is characterized in that the output of the reduction box (45)
Axis is fixedly connected with trench digging axis (51).
9. self-propelled tilting screw ditching machine according to claim 1, which is characterized in that the ditch depth control device (6)
Including screw lift (61), handwheel (62), spring vibration damper (63) and steel tube connection head (64), the screw lift
(61) it is used to adjust the angle of trench digging axis (51) and ground, input shaft one end of the screw lift (61) is provided with handwheel
(62), the lead screw of the screw lift (61) can be driven to move up and down by rotating handwheel (62), the screw lift
(61) screw lower end by spring vibration damper (63) joint steel pipe connector (64), steel tube connection head (64) lower end with
Arc breast boards (55) is hinged.
10. self-propelled tilting screw ditching machine according to claim 9, which is characterized in that the screw lift (61)
Input shaft one end is provided with handwheel (62), and the other end is additionally provided with motor (65), and the motor (65) is for driving lead screw to lift
The screw lower end of machine (61) moves up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721677843.0U CN207665452U (en) | 2017-12-06 | 2017-12-06 | A kind of self-propelled tilting screw ditching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721677843.0U CN207665452U (en) | 2017-12-06 | 2017-12-06 | A kind of self-propelled tilting screw ditching machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207665452U true CN207665452U (en) | 2018-07-31 |
Family
ID=62967241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721677843.0U Active CN207665452U (en) | 2017-12-06 | 2017-12-06 | A kind of self-propelled tilting screw ditching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207665452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109892071A (en) * | 2019-04-17 | 2019-06-18 | 中国科学院地理科学与资源研究所 | A kind of modified subdivision machine ditching knife suitable for high and cold natural meadow |
-
2017
- 2017-12-06 CN CN201721677843.0U patent/CN207665452U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109892071A (en) * | 2019-04-17 | 2019-06-18 | 中国科学院地理科学与资源研究所 | A kind of modified subdivision machine ditching knife suitable for high and cold natural meadow |
| CN109892071B (en) * | 2019-04-17 | 2023-09-01 | 中国科学院地理科学与资源研究所 | Improved no-tillage complementary planter ditching knife suitable for high and cold natural grasslands |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104663097B (en) | Orchard furrowing deep fertilizer spraying machine | |
| CN107135900B (en) | A kind of tree mover | |
| CN108496475B (en) | A earth boring machine for fruit tree is planted | |
| US6299381B1 (en) | Trencher plow for laying pipe | |
| CN104823560A (en) | Orchid hole-digging and fertilizing synchronous operation device | |
| US9605406B2 (en) | Forward advancing landscape edging apparatus | |
| CN103636457A (en) | Tree transplanter | |
| CN111972105B (en) | Tea tree fertilization equipment | |
| CN207665452U (en) | A kind of self-propelled tilting screw ditching machine | |
| CN203086934U (en) | Cultivator-hiller applied to ridge operation | |
| CN108271450A (en) | A kind of fruit tree fertilization device | |
| JP2021010357A (en) | Facility for greenhouse vinyl house weed treatment and ground digging | |
| CN204518462U (en) | A kind of potato digger | |
| CN107787645A (en) | A kind of self-propelled tilting screw ditching machine | |
| CN203505050U (en) | Integrated garlic harvesting machine | |
| CN203788710U (en) | Garlic harvester | |
| CN102918973B (en) | Ditching-fertilizing machine | |
| CN211509811U (en) | Automatic fertilizing device for fruit tree planting | |
| CN202918686U (en) | Ditching and fertilizing machine | |
| CN104521585A (en) | Honeysuckle root cutting machine | |
| CN207665437U (en) | A kind of fruit tree fertilization device | |
| CN103931287A (en) | Field ridger | |
| US3191322A (en) | Earth scraper with pivoted conveyor | |
| US20150216100A1 (en) | Cutting Device | |
| JP2012147718A (en) | Grass mower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |