CN109113115A - A kind of ditching machine and trench digging method - Google Patents
A kind of ditching machine and trench digging method Download PDFInfo
- Publication number
- CN109113115A CN109113115A CN201811146637.6A CN201811146637A CN109113115A CN 109113115 A CN109113115 A CN 109113115A CN 201811146637 A CN201811146637 A CN 201811146637A CN 109113115 A CN109113115 A CN 109113115A
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- Prior art keywords
- wheel
- screw
- rack
- milling cutter
- power device
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000003801 milling Methods 0.000 claims abstract description 57
- 230000008859 change Effects 0.000 claims abstract description 20
- 230000001105 regulatory effect Effects 0.000 claims abstract description 17
- 239000002689 soil Substances 0.000 claims description 31
- 230000000694 effects Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000032258 transport Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000003973 irrigation Methods 0.000 description 4
- 230000002262 irrigation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/04—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging screws
-
- 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
- A01C5/064—Devices for making drills or furrows with rotating tools
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/06—Dredgers; Soil-shifting machines mechanically-driven with digging screws
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
- E02F5/14—Component parts for trench excavators, e.g. indicating devices travelling gear chassis, supports, skids
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The present invention relates to agricultural machinery technological fields, more particularly to a kind of ditching machine and trench digging method, including rack and handrail, power device is fixedly connected in rack, power device is connected by the first belt with walking wheel-speed regulating change box, and walking wheel-speed regulating change box is connected with traveling wheel, and screw-on cutter gearbox is additionally provided in the rack, screw-on cutter gearbox is connected by the second belt with power device, is connected with milling cutter assembly on the downside of the screw-on cutter gearbox；It is connected with rear support wheel on rear side of the rack, rear support wheel is connected by support frame with rack.The beneficial effects of the invention are as follows realization small machine trench diggings, and ditch both sides are smooth, and depth is adjustable, and without manual cleaning, and overall machine size is smaller, cost is relatively low.
Description
Technical field
The invention belongs to small-scale agricultural machinery technical fields, and in particular to a kind of ditching machine and trench digging method.
Background technique
In work, agricultural production, it is often necessary to which ditching machine, ditching machine can be used in the operation for carrying out ground trench digging, fluting
It is a kind of small agricultural ditching device of highly effective, mainly by dynamical system, deceleration system, chain transmission system and point soil
System composition, after rotation is transmitted to clutch by belt, driving moving gear box, transmission shaft, rear axle etc. come real diesel engine
The linear motion forward or backward of existing Mini-type ditching machine.
However ditching machine currently on the market is all the large sizes such as excavator, heavy-duty machine, is typically all using this machine
For excavating large-scale irrigation canals and ditches, the irrigation canals and ditches excavated are difficult to keep smooth, and machine shifted in some places it is inconvenient, cost compared with
Height, the thus unlikely excavation for agriculture irrigation canals and ditches.And also some small-sized agro-farming ditching machine currently on the market, all it is
It is ditched by setting colter, this trench digging mode is typically all to be broken ground using the sharp blade of colter, and colter is easy damage,
And be difficult to keep smooth by the furrow bank that colter is outputed, a case where deep knife shallow knife, often occurs, and colter can not cut ditch
Bottom.Irrigation canals and ditches are excavated using this ditching machine, it is also necessary to a large amount of artificial hand finish, it is very time-consuming and laborious.
Summary of the invention
The purpose of the present invention is to provide a kind of ditching machine and trench digging methods, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the invention provides the following technical scheme:
A kind of ditching machine, including rack and handrail, are fixedly connected with power device in rack, power device by the first belt with
Walking wheel-speed regulating change box is connected, and walking wheel-speed regulating change box is connected with traveling wheel, and screw-on cutter gearbox is additionally provided in the rack,
Screw-on cutter gearbox is connected by the second belt with power device, and it is total to be connected with milling cutter on the downside of the screw-on cutter gearbox
At；It is connected with rear support wheel on rear side of the rack, rear support wheel is connected by support frame with rack.
Be as a further solution of the present invention: the power device is internal combustion engine.
As the present invention, further scheme is: being provided with gear lever on the walking wheel-speed regulating change box.
As the present invention, further scheme is: handrail angular adjustment handle is additionally provided in the rack.
As the present invention, further scheme is: modulator pressure regulator, walking clutch for clutch control handle are provided on the handrail
And milling cutter clutch for clutch control handle, modulator pressure regulator are connected with power device, walking clutch for clutch control handle and walking wheel-speed regulating change box phase
Connection, milling cutter clutch for clutch control handle are connected with screw-on cutter gearbox.
As the present invention, further scheme is: the milling cutter assembly includes shaft, and shaft top and screw-on cutter become
Fast case is connected, and helical blade is disposed in shaft, several wearing blades are evenly arranged on helical blade.
As the present invention, further scheme is: being fixedly connected with mud guard in the rack on rear side of the milling cutter assembly.
As the present invention, further scheme is: rear-wheel height release handle, the rear-wheel are provided on support frame as described above
Height release handle connects an adapting rod.
As the present invention, further scheme is: the rear support wheel includes wheel and support rod, on the support rod
End is equipped with a groove, and the groove is equipped with internal screw thread, and a spring is placed in the groove, and the adapting rod is threadedly connected to
In the groove.
A kind of trench digging method, which comprises the following steps:
Step 1: preparing an above-mentioned ditching machine, rear-wheel height release handle is adjusted；
Step 2: starting power device, power device drive moving gear box and spiral shell by the first belt and the second belt respectively
The work of milling cutter gearbox is revolved, moving gear box drives traveling wheel rotation, and screw-on cutter gearbox drives the work of milling cutter assembly；
Step 3: traveling wheel is when walking, screw-on cutter gearbox drives the shaft rotation in milling cutter assembly, and shaft drives spiral
Blade rotates, and the wearing blade on helical blade shreds soil, and soil is thus lifted to ground, soil under the action of helical blade
It is raised to behind ground since centrifugal force is thrown to before milling cutter assembly and the right and left；
Step 4: traveling wheel is advancing, such milling cutter assembly is constantly milled to cut the soil of front and unexpectedly be elevated and be transported, milling
Due to the effect of adjustable mud guard behind knife assembly, limits soil and enter in ditch, thus mill out the ditch for carrying out a rule.
The beneficial effects of the present invention are: soil is thus lifted to ground under the action of helical blade, after soil is raised to ground
Since centrifugal force is thrown to before milling cutter assembly and the right and left (having mud guard to block below)；Machine is by traveling wheel preceding
Into such milling cutter assembly is constantly milled to cut the soil of front and be constantly elevated and be transported, due to Adjustable device behind milling cutter assembly
The effect of mud plate, limitation soil enter in ditch, thus the ditch of a rule out；Realize small machine trench digging, and ditch both sides
Smooth, depth is adjustable, and without manual cleaning, and overall machine size is smaller, cost is relatively low.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of milling cutter assembly of the present invention；
Fig. 3 is the attachment structure schematic diagram of adapting rod of the present invention and support rod.
In figure: 1- rack；2- handrail；3- power device；The first belt of 4-；5- walking wheel-speed regulating change box；6- traveling wheel；7- spiral shell
Revolve milling cutter gearbox；8- milling cutter assembly；9- rear support wheel；10- support frame；11- rear-wheel height release handle；12- mud guard；13-
Handrail angular adjustment handle；14- gear lever；15- modulator pressure regulator；16- walking clutch for clutch control handle；17- milling cutter clutch for clutch control handle；
The second belt of 18-；801- shaft；802- helical blade；803- wearing blade；111- adapting rod；91- wheel；92- support rod；
921- groove；93- spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1:
Referring to Fig. 1, in the embodiment of the present invention, a kind of ditching machine, including rack 1 and handrail 2 is fixedly connected in rack 1 dynamic
Power device 3, power device 3 are connected by the first belt 4 with walking wheel-speed regulating change box 5, and walking wheel-speed regulating change box 5 is connected with traveling wheel
6, screw-on cutter gearbox 7 is additionally provided in the rack 1, screw-on cutter gearbox 7 passes through the second belt 18 and power device 3
It is connected, the work of power device 3 drives walking wheel-speed regulating change box 5 to work by the first belt 4, thus by traveling wheel 6 come band
Dynamic whole device walking；First belt 4 and the second belt 18, which have through setting tensioning wheel, to be avoided skidding.
The power device 3 is internal combustion engine, is connected between the power device 3 and rack 1 by base.
Gear lever 14 is provided on the walking wheel-speed regulating change box 5.
Embodiment 2:
It please refers to Fig.1 to Fig.3, milling cutter assembly 8 is connected on the downside of the screw-on cutter gearbox 7, the milling cutter assembly 8 includes turning
Axis 801,801 top of shaft are connected with screw-on cutter gearbox 7, and helical blade 802, helical blade are disposed in shaft 801
Several wearing blades 803 are evenly arranged on 802, when power device 3 works, power device 3 is also driven by the first belt 4
Screw-on cutter gearbox 7 works, and screw-on cutter gearbox 7 drives the shaft 801 in milling cutter assembly 8 to rotate, and shaft 802 drives spiral shell
Vane piece 802 rotates, and the wearing blade 803 on helical blade 802 shreds soil, soil quilt under the action of helical blade 802
It is promoted to ground, soil is raised to behind ground since centrifugal force is thrown to before milling cutter assembly 8 and the right and left (has gear mud below
Plate blocks)；Machine is being advanced by traveling wheel 5, and the constantly milling of such milling cutter assembly 8 cuts the soil of front and unexpectedly is elevated
It transports, due to the effect of adjustable mud guard 12 behind milling cutter assembly 8, limits soil and enter in ditch, thus a rule out
Ditch；
803 section of wearing blade assumes diamond in shape, and the wearing blade 803 of this kind of shape can play the work of abrasion resistant effect raising
With effectively increasing the service life of wearing blade 803.
Rear support wheel 9 is connected on rear side of the rack 1, rear support wheel 7 is connected by support frame 10 with rack 1, described
It is provided with rear-wheel height release handle 11 on support frame 10, rear-wheel height release handle 11 adjusts support frame 10, thus after realizing
The adjusting of milling trench depth is then realized in the adjusting of support wheel 9；In addition, milling trench depth can by change the height of milling cutter assembly 8 come
It realizes.
Furthermore rear-wheel height release handle 11 connects an adapting rod 111, and the rear support wheel 9 includes wheel 91 and support rod
92,92 upper end of support rod is equipped with a groove 921, and the groove 921 is equipped with internal screw thread, and is placed in the groove 921
One spring 93, the adapting rod 111 are threadedly connected in the groove 921.After being realized by the fit system of thread screw
The height adjustment of support wheel 9, and by the way that spring 93 is arranged in groove 921, adapting rod 111 and support rod 92 can be mitigated significantly
Between collision, play the role of vibrationproof.
Handrail angular adjustment handle 13, adjustable 2 angle of handrail, to adapt to different height are additionally provided in the rack 1
The people of degree drives.
Modulator pressure regulator 15, walking clutch for clutch control are provided on the handrail 1 16 and milling cutter clutch for clutch control 17, it is oily
Door control valve 15 is connected with power device 3, and walking clutch for clutch control is connected 16 with walking wheel-speed regulating change box 5, milling cutter clutch control
System is connected 17 with screw-on cutter gearbox 7.
Using the trench digging step of ditching machine of the invention are as follows:
Step 1: pivoting rear wheel height release handle 11, is connected through a screw thread mode, the spelling of adapting rod 111 and support rod 92 is adjusted
Spreading degree, thus it is possible to vary the height of rear support wheel 9；
Step 2: starting power device 3, power device 3 drive moving gear box by the first belt 4 and the second belt 18 respectively
5 and screw-on cutter gearbox 7 work, moving gear box 5 drive traveling wheel 6 rotate, screw-on cutter gearbox 7 drive milling cutter assembly
8 work；
Step 3: traveling wheel 6 is when walking, screw-on cutter gearbox 7 drives the shaft 801 in milling cutter assembly 8 to rotate, shaft
801 drive helical blade 802 to rotate, and the wearing blade 803 on helical blade 802 shreds soil, and soil is in helical blade 802
Ground is thus lifted under effect, soil is raised to behind ground since centrifugal force is thrown to before milling cutter assembly 8 and the right and left；
Step 4: traveling wheel 5 is advancing, the constantly milling of such milling cutter assembly 8, which cuts the soil of front and unexpectedly is elevated, to be transported,
Due to the effect of adjustable mud guard 12 behind milling cutter assembly 8, limits soil and enter in ditch, thus mill out and carry out a rule
Ditch.
Ditching by using the milling mode in machining is a kind of method of original creation, by the way that milling cutter assembly 8 is arranged
Rotary work can uniformly cut soil, and either furrow bank or bottom of trench can be cut smooth, disposable to complete trench digging, save
Shi Shengli.
The working principle of the invention is: the work of power device 3 drives walking wheel-speed regulating change box 5 to work by the first belt 4,
To drive whole device to walk by traveling wheel 6；When power device 3 works, power device 3 also passes through the second belt 18
Screw-on cutter gearbox 7 is driven to work, screw-on cutter gearbox 7 drives the shaft 801 in milling cutter assembly 8 to rotate, 801 band of shaft
Dynamic helical blade 802 rotates, and the wearing blade 803 on helical blade 802 shreds soil, effect of the soil in helical blade 802
Under be thus lifted to ground, soil is raised to behind ground since centrifugal force is thrown to before milling cutter assembly 8 and the right and left (has below
Mud guard blocks)；Machine is being advanced by traveling wheel 5, the constantly milling of such milling cutter assembly 8 cut the soil of front and constantly by
Promotion transports, and due to the effect of adjustable mud guard 12 behind milling cutter assembly 8, limits soil and enters in ditch, thus mill out and come one
The ditch of rule；Rear-wheel height release handle 11 adjusts support frame 10, to realize the adjusting of rear support wheel 9, then realizes
Mill the adjusting of trench depth；In addition, milling trench depth can be realized by changing the height of milling cutter assembly 8.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of ditching machine, including rack (1) and handrail (2), power device (3), power device are fixedly connected in rack (1)
(3) it is connected by the first belt (4) with walking wheel-speed regulating change box (5), walking wheel-speed regulating change box (5) is connected with traveling wheel (6), described
It is additionally provided in rack (1) screw-on cutter gearbox (7), screw-on cutter gearbox (7) is filled by the second belt (18) and power
It sets (3) to be connected, which is characterized in that be connected with milling cutter assembly (8) on the downside of the screw-on cutter gearbox (7), the milling cutter is total
It include shaft (801) at (8), shaft (801) top is connected with screw-on cutter gearbox (7), and shaft is disposed with spiral shell on (801)
Vane piece (802) is evenly arranged with several wearing blades (803) on helical blade (802)；It is connected on rear side of the rack (1)
Rear support wheel (9), rear support wheel (9) are connected by support frame (10) with rack (1).
2. a kind of ditching machine according to claim 1, which is characterized in that the power device (3) is internal combustion engine.
3. a kind of ditching machine according to claim 1, which is characterized in that be provided with and change on the walking wheel-speed regulating change box (5)
Bar (14).
4. a kind of ditching machine according to claim 1, which is characterized in that be additionally provided with handrail angle on the rack (1)
Regulation handle (13).
5. a kind of ditching machine according to claim 1, which is characterized in that be provided with modulator pressure regulator on the handrail (2)
(15), (16) and milling cutter clutch for clutch control (17), modulator pressure regulator (15) is connected walking clutch for clutch control with power device (3)
It connects, walking clutch for clutch control is connected (16) with walking wheel-speed regulating change box (5), and milling cutter clutch for clutch control is (17) and screw-on cutter speed change
Case (7) is connected.
6. a kind of ditching machine according to claim 1, which is characterized in that in the rack (1) on rear side of the milling cutter assembly (8)
It is fixedly connected with mud guard (12).
7. a kind of ditching machine according to claim 1, which is characterized in that be provided with rear-wheel height on support frame as described above (10)
Release handle (11), the rear-wheel height release handle (11) connect an adapting rod (111).
8. a kind of ditching machine according to claim 7, which is characterized in that the rear support wheel (9) include wheel (91) and
Support rod (92), support rod (92) upper end are equipped with a groove (921), and the groove (921) is equipped with internal screw thread, and described recessed
It is placed with a spring (93) in slot (921), the adapting rod (111) is threadedly connected in the groove (921).
9. a kind of trench digging method, which comprises the following steps:
Step 1: preparing an above-mentioned ditching machine, adjust rear-wheel height release handle (11)；
Step 2: starting power device (3), power device (3) drives row by the first belt (4) and the second belt (18) respectively
Gearbox (5) and screw-on cutter gearbox (7) work are walked, moving gear box (5) drives traveling wheel (6) rotation, and screw-on cutter becomes
Fast case (7) driving milling cutter assembly (8) work；
Step 3: traveling wheel (6) is when walking, screw-on cutter gearbox (7) drives the shaft (801) in milling cutter assembly (8) to turn
Dynamic, shaft (801) drives helical blade (802) rotation, and the wearing blade (803) on helical blade (802) shreds soil, soil
Ground is thus lifted under the action of helical blade (802), soil is raised to behind ground since centrifugal force is thrown to milling cutter assembly (8)
Before and the right and left；
Step 4: traveling wheel (5) is advancing, the constantly milling of such milling cutter assembly (8) cuts the soil of front and unexpectedly is elevated
It transports, below due to the effect of adjustable mud guard (12), limitation soil enters in ditch, thus mills out and come one milling cutter assembly (8)
The ditch of rule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146637.6A CN109113115A (en) | 2018-09-29 | 2018-09-29 | A kind of ditching machine and trench digging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146637.6A CN109113115A (en) | 2018-09-29 | 2018-09-29 | A kind of ditching machine and trench digging method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109113115A true CN109113115A (en) | 2019-01-01 |
Family
ID=64857325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811146637.6A Pending CN109113115A (en) | 2018-09-29 | 2018-09-29 | A kind of ditching machine and trench digging method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109113115A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110393057A (en) * | 2019-08-28 | 2019-11-01 | 湖南鼎元机械有限公司 | A kind of vertical ditching machine |
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|---|---|---|---|---|
| KR100857586B1 (en) * | 2007-06-05 | 2008-09-09 | 주식회사 크리포 | Furrow and ridge making apparatus attached to cultivator |
| RU80467U1 (en) * | 2008-10-06 | 2009-02-10 | Государственное образовательное учреждение высшего профессионального образования "Томский государственный архитектурно-строительный университет" (ГОУВПО "ТГАСУ") | Trencher |
| CN205812745U (en) * | 2016-06-23 | 2016-12-21 | 重庆茂旭科技有限责任公司 | Variable-ratio pneumatic seeder |
| CN206226936U (en) * | 2016-11-15 | 2017-06-09 | 河南科技大学 | A kind of electronic rotary tillage banking machine |
| CN206267210U (en) * | 2016-12-07 | 2017-06-20 | 重庆乡土情农业科技有限公司 | A kind of agricultural ditching machine |
| CN206267212U (en) * | 2016-12-19 | 2017-06-20 | 惠安兆兴机械有限公司 | A kind of front-end ditching machine |
| CN207443359U (en) * | 2017-11-10 | 2018-06-05 | 邢坤 | Trench digging drag links |
| CN208857866U (en) * | 2018-09-29 | 2019-05-14 | 南昌市八马机械制造有限公司 | A kind of ditching machine |
-
2018
- 2018-09-29 CN CN201811146637.6A patent/CN109113115A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100857586B1 (en) * | 2007-06-05 | 2008-09-09 | 주식회사 크리포 | Furrow and ridge making apparatus attached to cultivator |
| RU80467U1 (en) * | 2008-10-06 | 2009-02-10 | Государственное образовательное учреждение высшего профессионального образования "Томский государственный архитектурно-строительный университет" (ГОУВПО "ТГАСУ") | Trencher |
| CN205812745U (en) * | 2016-06-23 | 2016-12-21 | 重庆茂旭科技有限责任公司 | Variable-ratio pneumatic seeder |
| CN206226936U (en) * | 2016-11-15 | 2017-06-09 | 河南科技大学 | A kind of electronic rotary tillage banking machine |
| CN206267210U (en) * | 2016-12-07 | 2017-06-20 | 重庆乡土情农业科技有限公司 | A kind of agricultural ditching machine |
| CN206267212U (en) * | 2016-12-19 | 2017-06-20 | 惠安兆兴机械有限公司 | A kind of front-end ditching machine |
| CN207443359U (en) * | 2017-11-10 | 2018-06-05 | 邢坤 | Trench digging drag links |
| CN208857866U (en) * | 2018-09-29 | 2019-05-14 | 南昌市八马机械制造有限公司 | A kind of ditching machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110393057A (en) * | 2019-08-28 | 2019-11-01 | 湖南鼎元机械有限公司 | A kind of vertical ditching machine |
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