CN106489366A - Ditching machine - Google Patents
Ditching machine Download PDFInfo
- Publication number
- CN106489366A CN106489366A CN201610957801.6A CN201610957801A CN106489366A CN 106489366 A CN106489366 A CN 106489366A CN 201610957801 A CN201610957801 A CN 201610957801A CN 106489366 A CN106489366 A CN 106489366A
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- Prior art keywords
- cutting tool
- tool assembly
- assembly support
- tractor
- support
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Classifications
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- 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
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The present invention relates to a kind of ditching machine,Including cutting tool assembly,Cutting tool assembly includes the cutter chuck holder adapted of blade and fixed blade,The drive mechanism being connected with cutter chuck holder adapted drives cutter chuck holder adapted rotation,Cutter chuck holder adapted rotary type is fixedly connected on cutting tool assembly support,Upper-lower position on device is provided between cutting tool assembly support and tractor,Upper-lower position on device is used for adjusting the blade of cutting tool assembly and is contacted with ground or separated,The tail end of cutting tool assembly support and tractor is hinged and jointed shaft is horizontally disposed,Connected by belt between cutting tool assembly tractor,Be provided with cutting tool assembly support with belt against idler roller,The roller core of idler roller is parallel with the jointed shaft of cutting tool assembly support,Using upper-lower position on device adjust cutting tool assembly height when,Cutting tool assembly is rotated around the jointed shaft of cutting tool assembly support,And the body of roll of idler roller all the time with the zone face of belt against,So that it is guaranteed that the tensioning strong degree of the belt between cutting tool assembly and tractor,And then avoid belt slack from skidding.
Description
Technical field
The present invention relates to technical field of agricultural machinery, and in particular to a kind of farmland trench digging ditching machine.
Background technology
Ditching machine can with excavate in architectural engineering the embedded subsoil drain of the narrow and ground lower groove of depth or railway, post and telecommunications,
The departments such as urban construction are used for burying cable and pipeline etc., it can also be used to orchard, herbary and other farm environment ditching-fertilizing, rows
Water, irrigation.
The existing Mini-type ditching machine for farmland trench digging is mounted in hand tractor mostly.Entitled《Rearmounted left side
Formula ditching machine》(the patent No.:201310743234.0) a kind of rearmounted left side formula ditching machine structure, the trench digging are disclosed in patent
Machine includes the L-shaped rack for being directly connected frame connection with hand tractor rear portion, arranges gearbox, the output of gearbox in frame
Splined shaft is driven by the actuating unit of tractor and is rotated, and arranges cylinder cutterhead on splined shaft, and multiple blade deciles are distributed in and turn
The periphery of dynamic cylinder cutterhead, operator drive ditching operation of the hand tractor enforcement to farmland, and operator needs hand-held hand
Help tractor so that the blade on cylinder cutterhead is pressed and cut in soil and then implement the trench digging behaviour that digs with the soil in farmland
Make, above-mentioned ditching machine when implementing to soil earth moving operations, as operator drives the pressing force of the handle of hand tractor
Difference, cause ditch depth when shallow when depth, and when walking on the ground that need not be ditched when, such as in field
Turn round at position, or needing to disassemble the L-shaped rack of loading blade from hand tractor, or by hand tractor
Lift so that blade and ground depart from, operator should take into account hand tractor in hand-held above-mentioned rearmounted left side ditching machine
Operation, take into account the situation of the blade of ditching machine and the contact on ground again, especially laborious in actual ditching operation, it is difficult to
Control.
For solving above-mentioned technical problem, entitled《Ditching machine》(the patent No.:201510617483.4) patent disclosed in
Another ditching machine structure, ditching machine include that cutting tool assembly support, cutting tool assembly are arranged on one end of cutting tool assembly support,
The other end of cutting tool assembly support is connected with hand tractor, is provided with adjusts between tractor and cutting tool assembly support up and down
Mechanism, upper-lower position on device are used for the height for adjusting cutting tool assembly above-below direction, so that it is guaranteed that the depth consistency of trench digging, reduces
The labour intensity of operator, is provided with belt wheel and by belt on the input shaft of the gearbox of the cutter holder assembly of above-mentioned ditching machine
It is connected with the gearbox belt wheel of hand tractor, during upper-lower position on device regulation cutter holder assembly is moved up and down, works as tune
When section amplitude is excessive, the belt between the belt wheel of the gearbox of belt wheel and hand tractor on the gearbox of cutter holder assembly holds very much
Easily relax, and then cause the phenomenon of belt slippage, not only so that cutter holder assembly rotation baffles, and also reduce the use of belt
Life-span.
Content of the invention
The purpose of the present invention is:A kind of farmland trench digging ditching machine is provided, when implementing highly to adjust cutting tool assembly, energy
Enough guarantee cutter holder assembly gearbox and hand tractor gearbox between belt connection strong degree, it is to avoid belt slippage.
For achieving the above object, the present invention is adopted the following technical scheme that:
Ditching machine, including cutting tool assembly, cutting tool assembly includes the cutter chuck holder adapted of blade and fixed blade, is connected with cutter chuck holder adapted
Drive mechanism drives cutter chuck holder adapted rotation, cutter chuck holder adapted rotary type to be fixedly connected on cutting tool assembly support, the cutting tool assembly support
Be provided with upper-lower position on device between tractor, upper-lower position on device be used for adjusting the blade of cutting tool assembly contact with ground or
Separate, the tail end of the cutting tool assembly support and tractor is hinged and jointed shaft is horizontally disposed, and drive mechanism includes cutting tool assembly
Between tractor arrange belt, be provided with cutting tool assembly support with belt against idler roller, the roller of the idler roller
Core is parallel with the jointed shaft of cutting tool assembly support.
Present configuration feature is also resided in:
The idler roller is arranged on support, and one end of the support is hinged and is arranged on cutting tool assembly support, described
One end of frame and spring is fixed, and the other end of spring is fixed with cutting tool assembly support.
The cutting tool assembly support is provided with push rod with the tail end hinged end of tractor, and the bar length of the push rod is total with cutter
And jointed shaft arranged beneath positioned at cutting tool assembly support parallel into stent length, the rod end of push rod and the tail end of tractor against
Or separate.
The push rod is adjustable with cutting tool assembly support composition to be threadedly coupled cooperation.
On the tractor be extended set a roof beam in place, described set a roof beam in place parallel with the length direction of cutting tool assembly support and along
Tractor direct of travel arranges that the upper-lower position on device is located to set a roof beam in place and is arranged between cutting tool assembly support.
Described upper-lower position on device includes being arranged on the cross bar below cutting tool assembly support, described set a roof beam in place on be provided with height
Degree adjusting rod, the shaft of the height regulating rod are hinged and jointed shaft is parallel with the jointed shaft of cutting tool assembly support with setting a roof beam in place, height
One end of degree adjusting rod is connected with cross bar, and the other end of height regulating rod is provided with locking mechanism.
In folding rod-like structure, jointed shaft is located at the bending place of height regulating rod and arranges the height regulating rod, the locking
Mechanism includes setting a roof beam in place the regulation clamp of upper setting, adjusts clamp in circular arc platy structure, adjusts clamp circular arc rim interval and set
Be equipped with regulation bayonet socket, be provided with the height regulating rod and adjust bayonet fittings bayonet lock, the length direction of the bayonet lock with
The length direction of height regulating rod is parallel, is provided with first collar, is provided with second collar on the bayonet lock on height regulating rod,
Back-moving spring is arranged with bayonet lock, and the two ends of the back-moving spring are fixed with first, second collar respectively, and bayonet lock stretches out first set
One end of ring is connected with pull bar.
The lower pole face that roller is provided with the cross bar with cutting tool assembly support constitutes rolling cooperation, and the two ends of cross bar are vertical
Connecting rod is provided with, the bar length of connecting rod is adjustable, connects as one by cross bar between the upper end of connecting rod, the height is adjusted
The rod end of bar is hinged with shaft and jointed shaft is parallel with the jointed shaft of height regulating rod.
Compared with prior art, the technique effect that possesses of the present invention is:The cutting tool assembly support of above-mentioned ditching machine is hinged peace
The afterbody of tractor is mounted in, and in actual trench digging operation, and the body of roll of idler roller is caused all the time with the zone face of belt against profit
With upper-lower position on device adjust cutting tool assembly around cutting tool assembly support jointed shaft rotate, so as to idler roller the body of roll all the time with skin
The zone face of band is against and then guaranteeing the tensioning strong degree of belt between cutting tool assembly and tractor, it is to avoid belt slack is skidded.
Description of the drawings
Fig. 1 is structural representation of the ditching machine on tractor;
Fig. 2 is view when ditching machine is in use;
Fig. 3 and Fig. 4 are two kinds of location status schematic diagrames of the upper-lower position on device of ditching machine;
Fig. 5 and Fig. 6 are that be articulated and connected two kinds of location status of position of cutting tool assembly support and the tractor of ditching machine are illustrated
Figure.
Specific embodiment
In conjunction with Fig. 1 to Fig. 6, the present invention is further described:
Ditching machine, including cutting tool assembly 10, cutting tool assembly 10 includes the cutter chuck holder adapted 12 of blade 11 and fixed blade 11, with knife
The drive mechanism that disk seat 12 is connected drives cutter chuck holder adapted 12 to rotate, and 12 rotary type of cutter chuck holder adapted is fixedly connected on cutting tool assembly support 20
On, upper-lower position on device is provided between the cutting tool assembly support 20 and tractor A, upper-lower position on device is used for adjusting cutter
The blade 11 of assembly 10 is contacted with ground or is separated, and the cutting tool assembly support 20 is hinged and jointed shaft with the tail end of tractor A
Horizontally disposed, drive mechanism includes the belt 13 arranged between cutting tool assembly 10 and tractor A, arranges on cutting tool assembly support 20
Have with belt 13 against idler roller 21, the roller core of the idler roller 21 is parallel with the jointed shaft of cutting tool assembly support 20.
In conjunction with shown in Fig. 1 and Fig. 2, ditching machine is connected when actually used by above-mentioned ditching machine first with tractor A, tool
Body is that one end of the cutting tool assembly support 20 using ditching machine utilizes hinge with the afterbody of tractor A, and utilizes belt
The input shaft pulley of the gearbox of cutting tool assembly 10 is connected by 13 with the output shaft pulley of the gearbox of tractor A, works as ditching machine
After assembling is finished so that the body of roll of the body of roll of idler roller 21 and belt 13 is against when upper-lower position on device adjusts cutting tool assembly
Frame 20 around jointed shaft rotate when so that idler roller 21 is with rotation, so cause idler roller 21 all the time with belt 13
Zone face against, it is ensured that belt 13 is in tensioning state all the time, it is to avoid belt 13 skid phenomenon.
Used as the preferred version of the present invention, 21 rotary type of the idler roller is arranged on support 22, and the one of the support 22
End is hinged and is arranged on cutting tool assembly support 20, and the support 22 is connected with one end of spring 23, the other end and knife of spring 23
Tool assembly bracket 20 connects;
In above-described embodiment, it is arranged on cutting tool assembly support 20 in conjunction with, shown in Fig. 2, idler roller 21 is movable, and
By 23 elastic tensioning of spring between frame 22 and cutting tool assembly support 20, upper-lower position on device adjusts cutting tool assembly support 20 and rotates
During so that the support 22 of idler roller 21 and its connection assumes the state for rotating, and spring 23 is elongated, and support 22 is drawn
Tightly, such that it is able to guarantee the zone face of idler roller 21 and belt 13 be in all the time against state, when upper-lower position on device is by cutter
When 10 height of assembly is heightened, 23 length of spring shortens and resets, and guarantees that idler roller 21 and the zone face of belt 13 are in all the time
Against state.
Enter a ground, in conjunction with shown in Fig. 5 and Fig. 6, the cutting tool assembly support 20 is arranged with the tail end hinged end of tractor A
There is push rod 24, the bar length of the push rod 24 is consistent with 20 length bearing of trend of cutting tool assembly support and is located at cutting tool assembly support 20
Jointed shaft arranged beneath, the tail end of the rod end of push rod 24 and tractor A against or separate;
As, when below the incision soil of blade 11 of the cutting tool assembly 10 of ditching machine, the cutting tool assembly support 20 of tapping machine is grown
Larger axial stress is born in degree direction, and the jointed shaft between cutting tool assembly support 20 and tractor A is easy to bent, right
This, the tail end using push rod 24 and tractor A is against being articulated and connected place so as to offset cutting tool assembly support 20 and tractor A
Impact stress, and then the abrasion of jointed shaft can be substantially reduced.
The push rod 24 and cutting tool assembly support 20 are constituted and adjustable are threadedly coupled cooperation, described cutting tool assembly support 20
On be provided with nut, the push rod 24 is bolt, and push rod 24 and nut are constituted and be threadedly coupled, and setting is locked on push rod 24
Nut, conveniently carries out the regulation of 24 length of push rod;
In above-described embodiment, ditching machine adjusts cutting tool assembly 10 in actual trench digging operation using upper-lower position on device
Blade 11 is contacted with ground, stretches out the length of cutting tool assembly support 20 by adjusting push rod 24, so as to adjust cutting tool assembly support
20 around the jointed shaft of tractor A angle, and then adjust cutting tool assembly 10 cut soil depth, specifically, when push rod 24 is stretched
Go out that cutting tool assembly support 20 is longer, it is less around the bending angle of the jointed shaft of tractor A that push rod 24 limits cutting tool assembly support 20,
The depth of the incision soil of cutting tool assembly 10 is more shallow, and when push rod 24 stretches out, cutting tool assembly support 20 is shorter, and it is total that push rod 24 limits cutter
Bigger around the bending angle of the jointed shaft of tractor A into support 20, the depth of the incision soil of cutting tool assembly 10 is deeper;
It is extended on the tractor A and sets a roof beam in place 30, described setting a roof beam in place 30 is put down with the length direction of cutting tool assembly support 20
Go and arrange along tractor A direct of travels, the upper-lower position on device is located to set a roof beam in place and set between 30 and cutting tool assembly support 20
Put, in tail wheel and the seat of install on 30 of setting a roof beam in place, in actual trench digging operation, operating personnel can be seated, manually, electricity
Dynamic or mechanical mode adjusts the height of cutter holder assembly 10 so that cutter holder assembly support 20 is rotated around jointed shaft, and then adjusts
The ditching depth of ditching machine.
Specifically, in conjunction with shown in Fig. 3 and Fig. 4, described upper-lower position on device includes being arranged under cutting tool assembly support 20
The cross bar 41 of side, the setting a roof beam in place height regulating rod 42 of be provided with 30, the shaft of the height regulating rod 42 30 are hinged with setting a roof beam in place
And jointed shaft is parallel with the jointed shaft of cutting tool assembly support 20, one end of height regulating rod 42 is connected with cross bar 41, and height is adjusted
The other end of bar 42 is provided with locking mechanism;
In above-described embodiment, using pulling height regulating rod 42 so that height regulating rod 42 is rotated, and then adjustable cross bar
41 height, so as to implement the regulation to 10 height of cutting tool assembly, after the height of cutting tool assembly 10 adjusts suitable, using locking
Mechanism is by 10 locking of cutting tool assembly.
In folding rod-like structure, jointed shaft is located at the bending place of height regulating rod 42 and arranges the height regulating rod 42, described
Locking mechanism includes setting a roof beam in place the regulation clamp 43 arranged on 30, adjusts clamp 43 in circular arc platy structure, adjusts 43 circular arc of clamp
Shape marginating compartment is provided with regulation bayonet socket 431, is provided with and adjusts the bayonet lock that bayonet socket 431 coordinates on the height regulating rod 42
421, the length direction of the bayonet lock 421 is parallel with the length direction of height regulating rod 42, is provided with height regulating rod 42
One collar 422, is provided with second collar 423 on the bayonet lock 421, be arranged with back-moving spring 44, the reset bullet on bayonet lock 421
The two ends of spring 44 are fixed with first, second collar 422,423 respectively, and bayonet lock 421 stretches out one end of first collar 422 and pull bar 45
Connection;
In above-described embodiment, by staff control operating rod 45 so that the rod end of bayonet lock 421 and the regulation card for adjusting clamp 43
Mouth 431 is constituted and is engaged by clamping, and so as to height regulating rod 42 is fixed up, and then cutting tool assembly 10 is fixed up.
Roller is provided with the cross bar 41 and is constituted to roll with the lower pole face of cutting tool assembly support 20 coordinate, the two of cross bar 41
End is vertically arranged with connecting rod 411, and the bar length of connecting rod 411 is adjustable, is connected by cross bar 412 between the upper end of connecting rod 411
It is integrated, the rod end of the height regulating rod 42 is hinged with shaft and jointed shaft is parallel with the jointed shaft of height regulating rod 42;Logical
The length of above-mentioned connecting rod 411 is overregulated, the rotational angle that cutting tool assembly support 20 is located at tractor A tail ends is can adjust, and then
Realize the regulation to ditching depth.
Ditching machine disclosed by the invention is less suitable for the tractor of Pai Deng Jiangsu and Zhejiang Provinces, the Changjiang river area production and uses, and is suitable for Zheng
The tractor that the chassis of the real estates such as state, Wuhan cannot move up and down is used, and Yellow Crane Tower tractor is used.
Claims (8)
1. ditching machine, including cutting tool assembly (10), cutting tool assembly (10) includes the cutter chuck holder adapted of blade (11) and fixation blade (11)
(12) drive mechanism, being connected with cutter chuck holder adapted (12) drives cutter chuck holder adapted (12) rotation, cutter chuck holder adapted (12) rotary type to be fixedly connected on
On cutting tool assembly support (20), it is characterised in that:Downward is provided between cutting tool assembly support (20) and tractor (A)
Section mechanism, upper-lower position on device are used for adjusting the blade (11) of cutting tool assembly (10) and are contacted with ground or separated, and the cutter is total
Tail end into support (20) and tractor (A) is hinged and jointed shaft is horizontally disposed, and drive mechanism includes cutting tool assembly (10) and drags
Between machine drawing (A) arrange belt (13), be provided with cutting tool assembly support (20) with belt (13) against idler roller (21),
The roller core of idler roller (21) is parallel with the jointed shaft of cutting tool assembly support (20).
2. ditching machine according to claim 1, it is characterised in that:Idler roller (21) are arranged on support (22), institute
The one end for stating support (22) is hinged and is arranged on cutting tool assembly support (20), and support (22) are connected with one end of spring (23)
Connect, the other end of spring (23) is connected with cutting tool assembly support (20).
3. ditching machine according to claim 1 and 2, it is characterised in that:Cutting tool assembly support (20) and tractor (A)
Tail end hinged end be provided with push rod (24), the length of push rod (24) and cutting tool assembly support (20) length bearing of trend one
Cause, positioned at the jointed shaft arranged beneath of cutting tool assembly support (20), the tail end of the rod end of push rod (24) and tractor (A) against or
Separate.
4. ditching machine according to claim 3, it is characterised in that:Push rod (24) are constituted with cutting tool assembly support (20)
Adjustable threaded connection coordinates.
5. ditching machine according to claim 4, it is characterised in that:Tractor (A) upper being extended sets a roof beam in place (30),
Described set a roof beam in place (30) parallel with the length direction of cutting tool assembly support (20) and along tractor (A) direct of travel arrange, described
Upper-lower position on device is located to set a roof beam in place (30) and arranges and cutting tool assembly support (20) between.
6. ditching machine according to claim 5, it is characterised in that:Described upper-lower position on device includes being arranged on cutter total
Into the cross bar (41) on support (20), described setting a roof beam in place be provided with height regulating rod (42), height regulating rod (42) on (30)
Shaft with set a roof beam in place (30) be hinged and jointed shaft is parallel with the jointed shaft of cutting tool assembly support (20), the one of height regulating rod (42)
End is connected with cross bar (41), and the other end of height regulating rod (42) is provided with locking mechanism.
7. ditching machine according to claim 6, it is characterised in that:Described height regulating rod (42) are in folding rod-like structure, hinge
Spindle is located at the bending place of height regulating rod (42) and arranges, and the locking mechanism includes (30) upper regulation clamp for arranging of setting a roof beam in place
(43) clamp (43), is adjusted in circular arc platy structure, adjust clamp (43) circular arc rim and be arranged at intervals with regulation bayonet socket
(431), it is provided with height regulating rod (42) and adjusts the bayonet lock (421) that bayonet socket (431) composition is engaged by clamping, the card
The length direction of pin (421) is parallel with the length direction of height regulating rod (42), and height regulating rod is provided with first set on (42)
Ring (422), is provided with second collar (423) on bayonet lock (421), be arranged with back-moving spring (44) on bayonet lock (421), described
The two ends of back-moving spring (44) are fixed with first, second collar (422,423) respectively, and bayonet lock (421) stretches out first collar (422)
One end be connected with pull bar (45).
8. ditching machine according to claim 6, it is characterised in that:Roller and cutting tool assembly are provided with cross bar (41)
The lower pole face of support (20) constitutes rolling and coordinates, and the two ends of cross bar (41) are vertically arranged with connecting rod (411), connecting rod (411)
Bar length adjustable, connected as one by cross bar (412) between the upper end of connecting rod (411), height regulating rod (42)
Rod end is hinged with shaft and jointed shaft is parallel with the jointed shaft of height regulating rod (42).
Priority Applications (1)
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CN201610957801.6A CN106489366B (en) | 2016-10-28 | 2016-10-28 | Ditching machine |
Applications Claiming Priority (1)
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CN201610957801.6A CN106489366B (en) | 2016-10-28 | 2016-10-28 | Ditching machine |
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CN106489366A true CN106489366A (en) | 2017-03-15 |
CN106489366B CN106489366B (en) | 2019-01-15 |
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ID=58322483
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CN201610957801.6A Active CN106489366B (en) | 2016-10-28 | 2016-10-28 | Ditching machine |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107873184A (en) * | 2017-11-28 | 2018-04-06 | 广西大学 | A kind of small-sized tea tree ditching and fertilization all-in-one machine |
CN108513788A (en) * | 2017-06-12 | 2018-09-11 | 河南如意林园林机械有限公司 | A kind of suspension type mowing-apparatus |
CN108934229A (en) * | 2017-05-19 | 2018-12-07 | 河南如意林园林机械有限公司 | A kind of belt tension takes dynamic formula ditching machine |
CN109041678A (en) * | 2018-10-10 | 2018-12-21 | 田开林 | Rear digging machine |
CN109041675A (en) * | 2018-09-21 | 2018-12-21 | 田开林 | Front-end ditching machine and trench digging method |
CN109041674A (en) * | 2018-09-21 | 2018-12-21 | 田开林 | The rack construction of front-end ditching machine |
CN112359899A (en) * | 2020-11-25 | 2021-02-12 | 中铁工程装备集团有限公司 | Wheel type cutter head hard rock trencher |
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CN105133682A (en) * | 2015-09-24 | 2015-12-09 | 田开林 | Furrowing machine |
CN105359644A (en) * | 2015-10-14 | 2016-03-02 | 盐城工学院 | Environment-friendly electric rotary cultivator |
CN205100271U (en) * | 2015-09-24 | 2016-03-23 | 田开林 | Ditcher |
CN205454437U (en) * | 2016-01-14 | 2016-08-17 | 程振勇 | Conveniently exempt from to smash seeder |
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CN202406606U (en) * | 2012-01-13 | 2012-09-05 | 温岭正峰动力有限公司 | Edge-cutting machine |
CN203366485U (en) * | 2013-06-13 | 2013-12-25 | 赵俊辉 | Transmission failure alarm device for seed-metering device |
CN105133682A (en) * | 2015-09-24 | 2015-12-09 | 田开林 | Furrowing machine |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108934229A (en) * | 2017-05-19 | 2018-12-07 | 河南如意林园林机械有限公司 | A kind of belt tension takes dynamic formula ditching machine |
CN108934229B (en) * | 2017-05-19 | 2024-02-09 | 河南如意林园林机械有限公司 | Belt tensioning and taking type ditching machine |
CN108513788A (en) * | 2017-06-12 | 2018-09-11 | 河南如意林园林机械有限公司 | A kind of suspension type mowing-apparatus |
CN107873184A (en) * | 2017-11-28 | 2018-04-06 | 广西大学 | A kind of small-sized tea tree ditching and fertilization all-in-one machine |
CN109041675A (en) * | 2018-09-21 | 2018-12-21 | 田开林 | Front-end ditching machine and trench digging method |
CN109041674A (en) * | 2018-09-21 | 2018-12-21 | 田开林 | The rack construction of front-end ditching machine |
CN109041674B (en) * | 2018-09-21 | 2024-02-02 | 霍邱县开林机械制造有限公司 | Frame structure of front-mounted ditcher |
CN109041678A (en) * | 2018-10-10 | 2018-12-21 | 田开林 | Rear digging machine |
CN109041678B (en) * | 2018-10-10 | 2024-02-09 | 霍邱县开林机械制造有限公司 | Rear-mounted ditching machine |
CN112359899A (en) * | 2020-11-25 | 2021-02-12 | 中铁工程装备集团有限公司 | Wheel type cutter head hard rock trencher |
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