CN106416560A - Vibratory and separable drilling head type hole-digging and fertilizer-applying device and using method - Google Patents
Vibratory and separable drilling head type hole-digging and fertilizer-applying device and using method Download PDFInfo
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- CN106416560A CN106416560A CN201610707620.8A CN201610707620A CN106416560A CN 106416560 A CN106416560 A CN 106416560A CN 201610707620 A CN201610707620 A CN 201610707620A CN 106416560 A CN106416560 A CN 106416560A
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- knife shaft
- fertilizer
- hollow knife
- drill bit
- digging
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/002—Apparatus for sowing fertiliser; Fertiliser drill
-
- 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
- A01C5/04—Machines for making or covering holes for sowing or planting
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a vibratory and separable drilling head type hole-digging and fertilizer-applying device and a using method. The vibratory and separable drilling head type hole-digging and fertilizer-applying device comprises a hollow cutter shaft, helical blades, a drilling head and a pulling rod, wherein an outer gear is arranged on the drilling head; an inner gear is arranged in the hollow cutter shaft; power transmission is implemented between the drilling head and the hollow cutter shaft through engagement of the outer gear and the inner gear; the fertilizer application operation is implemented by separation of the outer gear and the inner gear. According to the vibratory and separable drilling head type hole-digging and fertilizer-applying device, a power input shaft drives the hollow cutter shaft and the drilling head to rotate; the drilling head is used for lengthways deeply digging; a soil cutter on the drilling head is used for horizontally breaking soil; double helical blades on the hollow cutter shaft are used for carrying the broken soil out of holes; after the holes are dug, the pushing rod is pushed, the drilling head and the hollow cutter shaft are separated from each other by a distance, a fertilizer is poured into the upper end of the hollow cutter shaft, the fertilizer can fall into the holes from the lower end of the hollow cutter shaft under the action of gravity, and the fertilizer application of the digging depth is achieved; the problem that of soil backfilling of the conventional fertilizer applying device is satisfactorily solved. The vibratory and separable drilling head type hole-digging and fertilizer-applying device is simple in structure, convenient to operate, high in hole digging efficiency and high in fertilizer application speed.
Description
Technical field
The present invention relates to orchard management machinery field, particularly relate to a kind of vibration caving ＆ fertilizing using detachable drill bit
Device.
Background technology
The management in orchard includes multiple production links such as the preventing and treating of plantation, fertilising, irrigation, training and pest and disease damage, Qi Zhongguo
Tree fertilising be one extremely important be also the orchard management flow chart that must carry out, the applying fruit trees with fertilizer mode master of current China
Using traditional artificially applying fertilizer mode, this fertilization mode, owing to fertilising is uneven and dose is difficult to control to, causes manpower, thing
The serious waste of power；The fertilizer applicator for orchard tool occurring in recent years mostly is vertical drill bit and digs cave (ditch) machine and horizontal cone spiral trench digging
Machine, these fertilizer applicators there will be soil backfill problem when ditching or digging pit operation.Reason be when dig cave terminate after, fertilizer applicator
Need dibble to be brought up, fertilizer could be executed in cave, but owing to the earth near cave is soft, after dibble proposes
Part earth falls in cave again, causes cave depth during fertilising not to be actual to dig acupoint depth.
Content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, a kind of simple in construction of offer, use cost are low, efficient solution
The certainly vibration separable drill-bit type caving ＆ fertilizing device of soil backfill problem.
Another object of the present invention is to overcome the deficiencies in the prior art, a kind of making based on above-mentioned caving ＆ fertilizing device is provided
Use method.
The purpose of the present invention is achieved through the following technical solutions：
The separable drill-bit type caving ＆ fertilizing device of a kind of vibration, mainly include for apply fertilizer and set up cutter hollow knife shaft,
For cutting soil and the native helical blade of shovel, being designed to the drill bit and the pull bar that separate with hollow knife shaft.Described helical blade is arranged on
It on the outer wall of hollow knife shaft, is welded and fixed with hollow knife shaft.One end of described hollow knife shaft is connected with power input shaft, the other end
It is connected with described drill bit.Described pull bar penetrates from one end of hollow knife shaft, pass through hollow knife shaft axis body be positioned at the other end
Drill bit is fixing to be connected.Described drill bit is provided with external gear, is provided with internal gear, passes through between drill bit and hollow knife shaft in hollow knife shaft
External gear realizes power transmission with engaging of internal gear, separates realization fertilising operation with internal gear by external gear.
Further, it owing to thinner thickness, the intensity of helical blade are more weak, is easily bent when soil block is harder, deforms very
To damage, in order to improve dig cave, cut soil efficiency, extend caving ＆ fertilizing device service life, described drill bit is additionally provided with cut soil cutter,
Described soil cutter of cutting is perpendicular to drill bit and is arranged between bit wing portion and external gear, and drill bit is responsible for the digging operation of longitudinal degree of depth, cuts
Soil cutter be responsible for transverse plane cut soil operation.After described drill bit is connected with hollow knife shaft, cut the knife back and the helical blade of soil cutter
Cutter head abuts, and when cutting soil, helical blade provides a supporting role to cutting soil cutter, it is to avoid blade deforms when cutting soil.This
Bright traditional fertilization device is improved, adds new parts and cut soil cutter, carry out cut-out and the chopping of horizontal direction to soil block so that it is
Become hack, finally routed up hack outside hole by helical blade.Use this design not only to solve and easily become when rotating vane digs cave
The problem of shape, reduces the burden of rotating vane, can also change at any time as required and cut soil cutter and drill bit, reduces making of peasant
Use cost.
Further, owing to soil comprising earth, stone and other foreign material of various hardness, depend merely on rotation mode and cut soil
Being not enough to quickly shred it and clear out, therefore, caving ＆ fertilizing device of the present invention also includes for accelerating shoveling speed
Vibroseis, described vibroseis is fixedly mounted on hollow knife shaft.When digging cave, vibroseis is driven by the vibration of self and entirely digs
Fertilizer spreader with hole resonates, and soil block and stone are cut into fritter under soil cutter effect cutting of vibration and send outside hole.General earth auger, cutter
Have vibrationless in the case of, soil is cracked by cutter extruding force and then broken, and between cutter and soil, power is static friction shape
State, under conditions of applied vibration, is dynamic friction state during Tool in Cutting soil, and dynamic friction is much smaller than stiction, therefore
Cutting resistance diminishes, and required cutting force also diminishes.Additionally, cutter applied vibration, soil is not only by cutter squeezing action, also by cutter
The motion fragmentation in tool vertical feed direction, makes to cut and produces the advantageous machining condition of ratio on soil cutter, more advantageously breaks broken
Soil.
As the preferred version of the present invention, for the ease of hollow knife shaft and drill bit engaged transmission, described external gear and internal tooth
Wheel all uses conical design, so when promoting drill bit, owing to taper itself has pilot centering effect, it is ensured that drill bit and sky
The axiality of mandrel.In addition, the tooth of external gear and internal gear all uses helical teeth, due to good, the tooth of helical gear engagement property and tooth it
Between registration big, so the transmission between hollow knife shaft and drill bit is very steady during digging cave, noise is also very little, and
Helical gear bearing capacity is big, can bear and bigger cut soil resistance.
Further, due to fertilising need to separate drill bit with hollow knife shaft when, need between the two to reserve a fixed gap,
Fertilizer finally could be fallen cave from hollow knife shaft through space.So, pull bar of the present invention is additionally provided with for positioning
The guide pad of centering.Described guide pad is fixed on pull bar, and its outer rim abuts with the inwall of hollow knife shaft.Guide pad here has
Two effects, one is to carry out spacing centering to pull bar, makes pull bar be positioned at the center of hollow knife shaft, thus weight occurs when avoiding rotating
The heart problem misaligned with pivot, both have impact on and had dug cave quality, and can accelerate again the abrasion of rotary part；Two is to draw during fertilising
Bar needs outwards drill bit to be released a segment distance, and guide pad is as fulcrum during pull bar pushing tow, it is ensured that the thrust of pull bar with hollow
The dead in line of cutter shaft, improves fertilising efficiency.
As the preferred version of the present invention, during fertilising, fertilizer enters from the upper end of hollow knife shaft, and lower end is flowed out, therefore, and institute
State and between guide pad and the inwall of hollow knife shaft, leave the space passed through for fertilizer, make fertilizer can pass through from guide pad.
As the preferred version of the present invention, in order to improve the conveying capacity of earth, helical blade of the present invention uses double spiral shell
Rotation structure, owing to double-stranded lead angle (helical angle) is bigger than single-screw, therefore under same rotational speed, double helix blade revolves
Circle bigger than the earth amount that single-screw blade transports, use this design can effectively improve speed and the efficiency digging cave.
Another object of the present invention is achieved through the following technical solutions：
A kind of using method vibrating separable drill-bit type caving ＆ fertilizing device, the method mainly comprises the steps：
Step S1:Driving caving ＆ fertilizing device to carry out rotation and digging cave operation, clod is shredded by drill bit with cutting soil cutter, double helix leaf
Piece routs up broken mud outside hole.
Step S2:Hollow knife shaft stops operating digging after acupoint depth reaches setting value, simultaneously drives pull bar and ejects drill bit
One segment distance, makes to vacate an intersegmental gap between drill bit and hollow knife shaft, prepares for fertilising below.
Step S3:Pour fertilizer into from hollow knife shaft upper end, under gravity, hollow knife shaft fallen from top to bottom by fertilizer
Lower end and from gap flow out, finally fall the bosom in cave.
Step S4:Fertilising terminates rear drive pull bar makes drill bit and hollow knife shaft reconnect, simultaneously by caving ＆ fertilizing device from
In cave, overall extraction, completes operation of applying fertilizer, finally soil is filled out back cave.
The course of work of the present invention and principle are：Caving ＆ fertilizing device provided by the present invention operationally, is inputted by power
Axle drives hollow knife shaft and drill bit to rotate, and brick carries out longitudinally deep-cutting, and the soil cutter of cutting on drill bit carries out horizontal hack, hollow knife shaft
On double helix blade hack is transported to outside hole, dig after cave finishes, pushing drawing rod, drill bit and hollow knife shaft are separated one section away from
From, in hollow knife shaft upper end, fertilizer to be poured into, fertilizer just can fall in cave from the lower end of hollow knife shaft under gravity,
Realize the fertilising of excavating depth, the problem solving the backfill of traditional fertilization device soil well.The simple in construction of the present invention, operation
Convenient, dig that cave efficiency is high, fertilising speed is fast.
Compared with prior art, the present invention has further the advantage that：
(1) present invention uses detachable drill bit to design, and when digging cave, hollow knife shaft and drill bit are in transmission connection, when fertilising
Hollow knife shaft is separated a small distance with drill bit, allows fertilizer flow out arrival cave bosom from gap, hence it is evident that to reduce soil
The impact on fertilization depth for the earth backfill, the problem not only effectively solving the backfill of traditional fertilization device soil, it is also greatly improved work effect
Rate, reduces labour cost.
(2) drill bit provided by the present invention uses the engagement of taper helical gear to be connected with hollow knife shaft, and transmission efficiency is higher, right
Neutral more preferable.
(3) owing to drill bit belongs to easy-abrasion part with cutting soil cutter, therefore the drill bit of the present invention uses separable design, can
Changing at any time, and exchonge step is simple, swift to operate, can effectively reduce the use cost of peasant, improves the mutual of parts
Transsexual, it is also convenient for maintenance in the future and maintenance simultaneously.
(4) vibroseis that the present invention uses can effectively improve drill bit by way of resonance and the cave of digging cutting soil cutter is imitated
Rate, adapts to the soil of different hardness.
(5) present invention installs on drill bit and cuts soil cutter, can cut soil under the support of helical blade efficiently, rapidly.
(6) present invention uses double helix blade construction, the amount of soil under equal conditions transporting is more, speed faster, effect
Rate is higher.
Brief description
Fig. 1 is the stereogram of caving ＆ fertilizing device provided by the present invention.
Fig. 2 is the structural representation of bit part provided by the present invention.
Fig. 3 is the structural representation of hollow knife shaft part provided by the present invention.
Fig. 4 is the structural representation of hollow knife shaft lower end provided by the present invention.
Fig. 5 is the upward view of hollow knife shaft provided by the present invention.
Fig. 6 is the stereogram of external gear provided by the present invention.
Fig. 7 is the top view of external gear provided by the present invention.
Fig. 8 is the front view of external gear provided by the present invention.
Fig. 9 is the structural representation of guide pad provided by the present invention.
Label declaration in above-mentioned accompanying drawing：1-vibroseis, 2-hollow knife shaft, 3-helical blade, 4-drill bit, 41-pull bar,
42-guide pad, 43-cuts soil cutter, 44-external gear, 45-internal gear.
Detailed description of the invention
For making the purpose of the present invention, technical scheme and advantage clearer, clear and definite, develop simultaneously embodiment pair referring to the drawings
The present invention is described further.
Embodiment 1：
As depicted in figs. 1 and 2, the invention discloses the separable drill bit 4 formula caving ＆ fertilizing device of a kind of vibration, mainly include using
In fertilising with set up what the 3rd, hollow knife shaft the 2nd, the helical blade for cutting soil and shovel soil of cutter was designed to separate with hollow knife shaft 2
Drill bit 4 and pull bar 41.Described helical blade 3 is arranged on the outer wall of hollow knife shaft 2, is welded and fixed with hollow knife shaft 2.Described sky
One end of heart cutter shaft 2 is connected with power input shaft, and the other end is connected with described drill bit 4.Described pull bar 41 is from the one of hollow knife shaft 2
End penetrates, and the axis body passing through hollow knife shaft 2 is fixing with the drill bit 4 being positioned at the other end to be connected.Described drill bit 4 is provided with external gear
44, it is provided with internal gear 45 in hollow knife shaft 2, real with engaging of internal gear 45 by external gear 44 between drill bit 4 with hollow knife shaft 2
Existing power transmission, separates realization fertilising operation by external gear 44 with internal gear 45.
Further, in conjunction with shown in Fig. 1, Fig. 2 and Fig. 3, owing to thinner thickness, the intensity of helical blade 3 are more weak, soil block is worked as
Be easily bent when harder, deform and even damage, in order to improve dig cave, cut soil efficiency, extend caving ＆ fertilizing device service life, institute
Stating to be additionally provided with on drill bit 4 and cutting soil cutter 43, described soil cutter 43 of cutting is perpendicular to drill bit 4 and is arranged between drill bit 4 cutter portion and external gear 44,
Drill bit 4 is responsible for the digging operation of longitudinal degree of depth, and that cuts that soil cutter 43 is responsible for transverse plane cuts soil operation.Described drill bit 4 and hollow knife
After axle 2 connects, the knife back cutting soil cutter 43 abuts with the cutter head of helical blade 3, and when cutting soil, helical blade 3 carries to cutting soil cutter 43
For supporting role, it is to avoid blade deforms when cutting soil.Traditional fertilization device is improved by the present invention, adds new parts and cuts
Soil cutter 43, carries out cut-out and the chopping of horizontal direction so that it is become hack, is finally routed up hack by helical blade 3 to soil block
Outside hole.Use this design not only to solve the problem being easily deformed when rotating vane digs cave, reduce the burden of rotating vane, also may be used
Cut soil cutter 43 and drill bit 4 to change at any time as required, reduce the use cost of peasant.
Further, as it is shown in figure 1, earth, stone and other foreign material owing to comprising various hardness in soil, rotation is depended merely on
The mode of turning is cut soil and is not enough to quickly shred it and clear out, and therefore, caving ＆ fertilizing device of the present invention also includes for adding
The vibroseis 1 of fast shoveling speed, described vibroseis 1 is fixedly mounted on hollow knife shaft 2.When digging cave, vibroseis 1 passes through self
Vibration drives the resonance of whole caving ＆ fertilizing device, soil block and stone to be cut into fritter cutting of vibration and send hole under soil cutter 43 effect
Outward.General earth auger, in the case of cutter is vibrationless, soil is cracked by cutter extruding force and then broken, cutter and soil
Between power be static friction state, under conditions of applied vibration, be dynamic friction state during Tool in Cutting soil, and dynamic friction be far little
In stiction, therefore cutting resistance diminishes, and required cutting force also diminishes.Additionally, cutter applied vibration, soil is not only by cutter
Squeezing action, also the motion fragmentation by cutter vertical feed direction, make to cut and produce the advantageous machining condition of ratio on soil cutter,
More advantageously broken soil.
As the preferred version of the present invention, in conjunction with shown in Fig. 2, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, for the ease of hollow knife
Axle 2 and drill bit 4 engaged transmission, described external gear 44 and internal gear 45 all use conical design, so when promoting drill bit 4, by
In taper itself, there is pilot centering effect, it is ensured that the axiality of drill bit 4 and hollow shaft.In addition, external gear 44 and internal gear
The tooth of 45 all uses helical teeth, owing to the registration between good, the tooth of helical gear engagement property and tooth is big, so digging cave process hollow
Transmission between heart cutter shaft 2 and drill bit 4 is very steady, and noise is also very little, and helical gear bearing capacity is big, can bear bigger
Cut soil resistance.
Further, in conjunction with shown in Fig. 2 and Fig. 9, need to separate drill bit 4 with hollow knife shaft 2 during due to fertilising, both it
Between need to reserve a fixed gap, fertilizer finally could be fallen cave from hollow knife shaft 2 through space.So, of the present invention
It is additionally provided with the guide pad 42 for positioning centering on pull bar 41.Described guide pad 42 is fixed on pull bar 41, its outer rim with hollow
The inwall of cutter shaft 2 abuts.Guide pad 42 here has two effects, and one is to carry out spacing centering to pull bar 41, makes 41, pull bar
In the center of hollow knife shaft 2, thus avoid that the problem that center of gravity and pivot are misaligned occurs when rotating, both have impact on and dug cave matter
Amount, can accelerate again the abrasion of rotary part；Two is that when applying fertilizer, pull bar 41 needs outwards drill bit 4 to be released a segment distance, guide pad
42 as fulcrum during pull bar 41 pushing tow, it is ensured that the thrust of pull bar 41 and the dead in line of hollow knife shaft 2, improves fertilising efficiency.
As the preferred version of the present invention, during fertilising, fertilizer enters from the upper end of hollow knife shaft 2, and lower end is flowed out, therefore,
As it is shown in figure 9, leave, between described guide pad 42 and the inwall of hollow knife shaft 2, the space passed through for fertilizer, make fertilizer permissible
Pass through from guide pad 42.
As the preferred version of the present invention, as shown in figures 1 and 3, in order to improve the conveying capacity of earth, spiral shell of the present invention
Vane piece 3 uses double-spiral structure, owing to double-stranded lead angle (helical angle) is bigger than single-screw, therefore in same rotational speed
Under, double helix blade 3 rotates a circle bigger than the earth amount that single-screw blade transports, and uses this design to effectively improve and digs cave
Speed and efficiency.
The invention also discloses a kind of using method vibrating separable drill-bit type caving ＆ fertilizing device, the method mainly includes
Following steps：
Step S1:Driving caving ＆ fertilizing device to carry out rotation and digging cave operation, clod is shredded by drill bit 4 with cutting soil cutter 43, double spiral shells
Vane piece 3 routs up broken mud outside hole.
Step S2:Hollow knife shaft 2 stops operating digging after acupoint depth reaches setting value, simultaneously drives pull bar 41 by drill bit 4
Eject a segment distance, make between drill bit 4 and hollow knife shaft 2, to vacate an intersegmental gap, prepare for fertilising below.
Step S3:Pour fertilizer into from hollow knife shaft 2 upper end, under gravity, hollow knife fallen from top to bottom by fertilizer
The lower end of axle 2 outflow from gap, finally fall the bosom in cave.
Step S4:Fertilising terminates rear drive pull bar 41 makes drill bit 4 reconnect with hollow knife shaft 2, simultaneously by caving ＆ fertilizing
Device is overall from cave to be extracted out, completes operation of applying fertilizer, finally soil is filled out back cave.
The course of work of the present invention and principle are：Caving ＆ fertilizing device provided by the present invention operationally, is inputted by power
Axle drives hollow knife shaft 2 and drill bit 4 to rotate, and brick carries out longitudinally deep-cutting, and the soil cutter 43 of cutting on drill bit 4 carries out horizontal hack, empty
Hack is transported to outside hole by the double helix blade 3 on heart cutter shaft 2, digs after cave finishes, and pushing drawing rod 41, by drill bit 4 and hollow knife
Axle 2 is separated a distance, and pours fertilizer in hollow knife shaft 2 upper end, and fertilizer just can be under gravity from hollow knife shaft 2
Lower end falls in cave, it is achieved the fertilising of excavating depth, the problem solving the backfill of traditional fertilization device soil well.The present invention
Simple in construction, easy to operate, dig that cave efficiency is high, fertilising speed is fast.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by above-described embodiment
Limit, the change made under other any Spirit Essence without departing from the present invention and principle, modifications, replacement, combination, simplification,
All should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (8)
1. the separable drill-bit type caving ＆ fertilizing device of vibration, it is characterised in that include hollow knife shaft, helical blade, drill bit and
Pull bar；Described helical blade is arranged on the outer wall of hollow knife shaft；One end of described hollow knife shaft is connected with power input shaft, separately
One end is connected with described drill bit；Described pull bar penetrates from one end of hollow knife shaft, fixes with the drill bit of the other end and is connected；Described brill
Head is provided with external gear, is provided with internal gear in hollow knife shaft, nibbling by external gear and internal gear between drill bit and hollow knife shaft
Conjunction realizes power transmission, separates realization fertilising operation with internal gear by external gear.
2. the separable drill-bit type caving ＆ fertilizing device of vibration according to claim 1, it is characterised in that also set on described drill bit
Cutting soil cutter, described soil cutter of cutting is arranged between bit wing portion and external gear；After described drill bit is connected with hollow knife shaft, cut soil cutter
The knife back abut with the cutter head of helical blade.
3. the separable drill-bit type caving ＆ fertilizing device of vibration according to claim 1, it is characterised in that described caving ＆ fertilizing device
Also including the vibroseis for accelerating shoveling speed, described vibroseis is fixedly mounted on hollow knife shaft.
4. the separable drill-bit type caving ＆ fertilizing device of vibration according to claim 1, it is characterised in that described external gear and interior
Gear all uses the tooth of conical design, external gear and internal gear all to use helical teeth.
5. the separable drill-bit type caving ＆ fertilizing device of vibration according to claim 1, it is characterised in that also set on described pull bar
There is the guide pad for positioning centering；Described guide pad is fixed on pull bar, and its outer rim abuts with the inwall of hollow knife shaft.
6. the separable drill-bit type caving ＆ fertilizing device of vibration according to claim 5, it is characterised in that described guide pad and sky
The space passed through for fertilizer is left between the inwall of heart cutter shaft.
7. the separable drill-bit type of the vibration according to any one of claim 1 to 6 caving ＆ fertilizing device, it is characterised in that described
Helical blade uses double-spiral structure.
8. the using method vibrating separable drill-bit type caving ＆ fertilizing device, it is characterised in that comprise the steps：
Step S1:Driving caving ＆ fertilizing device to carry out rotation and digging cave operation, cut soil cutter and shred clod, broken mud is turned over by double helix blade
Outside appearing；
Step S2:Hollow knife shaft stops operating digging after acupoint depth reaches setting value, drives pull bar that drill bit ejects a segment distance,
Make between drill bit and hollow knife shaft, to vacate an intersegmental gap；
Step S3:Fertilizer is poured into from hollow knife shaft upper end, under gravity, falls the lower end of hollow knife shaft and from gap
Flow out；
Step S4:Fertilising terminates rear drive pull bar makes drill bit reconnect with hollow knife shaft, finally by caving ＆ fertilizing device from cave
Middle overall extraction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610707620.8A CN106416560A (en) | 2016-08-23 | 2016-08-23 | Vibratory and separable drilling head type hole-digging and fertilizer-applying device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610707620.8A CN106416560A (en) | 2016-08-23 | 2016-08-23 | Vibratory and separable drilling head type hole-digging and fertilizer-applying device and using method |
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| CN106416560A true CN106416560A (en) | 2017-02-22 |
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Cited By (6)
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|---|---|---|---|---|
| CN107333491A (en) * | 2017-05-04 | 2017-11-10 | 西南大学 | The big nest set deep hole integral formation method and device of a kind of small transplantation of seedlings |
| CN109005713A (en) * | 2018-07-28 | 2018-12-18 | 黑龙江八农垦大学 | Intelligent farmland soil preparation drill bit |
| CN109526310A (en) * | 2018-12-11 | 2019-03-29 | 福建农林大学 | A kind of Tree Planting Earthdrill drill bit |
| CN109526337A (en) * | 2018-11-16 | 2019-03-29 | 长沙宁湖机械设备有限公司 | A kind of underground fertilizer applicator |
| CN110972609A (en) * | 2019-11-11 | 2020-04-10 | 华南农业大学 | Novel hole digging, fertilizing and earthing device and implementation method |
| CN113005975A (en) * | 2021-03-15 | 2021-06-22 | 格力博(江苏)股份有限公司 | Snow rolling cutter structure and snow sweeper |
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Application publication date: 20170222 |