CN103875335B - Disc ditcher - Google Patents
Disc ditcher Download PDFInfo
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- CN103875335B CN103875335B CN201410137063.1A CN201410137063A CN103875335B CN 103875335 B CN103875335 B CN 103875335B CN 201410137063 A CN201410137063 A CN 201410137063A CN 103875335 B CN103875335 B CN 103875335B
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- ditching knife
- disk
- disc
- ditching
- knife
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Abstract
The invention discloses a disc ditcher which comprises a frame, a speed reducer, a driving mechanism, a disc ditching component and a soil retaining and scraping mechanism. The disc ditcher is characterized in that the speed reducer is fixed on the upper part of the frame; a three-point type suspension mechanism is arranged on one side of the frame, and the disc ditching component is fixed at the lower end of the other side of the frame and comprises a disc and a ditching knife; the disc is arranged on a disc shaft; an adjusting nut is arranged on the inner side of the disc, and a fastening nut is arranged on the outer side of the disc; an edge at the periphery of the disc is fixed by a bolt, and three types of large, medium-sized and small ditching knives are sequentially and uniformly distributed according to a periodic rule of a small ditching knife-a medium-sized ditching knife-a large ditching knife-a small ditching knife-a medium-sized ditching knife-a large ditching knife; each ditching knife is formed by combining two parts, namely a cutting edge and a main body; the driving mechanism comprises a driving chain wheel, a chain and a driven chain wheel; the driving chain wheel is arranged on an output shaft of the speed reducer; the driven chain wheel is arranged on a disc shaft. The ditcher is simple in structure, light in weight, adjustable in ditching width and slight in shock and impact during ditching operations.
Description
Technical field
The present invention relates to a kind of agricultural machinery, specifically a kind of disk furrower.
Background technology
In modern agricultural production, trench digging is important production link.Ditch in process of production time-consuming and laborious, because
This, design convenient and practical ditching machine extremely important.
Existing machinery channel excavation technology is divided into three kinds substantially：
One is to be excavated with excavator：This kind of mode excavates the heavy constructions such as sewer, gully, water channel, and efficiency high-quality is good,
But such machine is not suitable for using in agricultural production；
Two is to install and drag gimmal operation on large tractor：This kind of mode is due to tractor output speed relatively
Height, is mismatched with the slow-speed of revolution high torque of chain, easily causes chain breakage, and efficiency is low；
Three is disk-type furrowing machine：Disk-type furrowing machine is mainly in some ditching knifes of circumference, is driven by diesel engine
Dynamic actuating device drives the ditching knife on disk and disk to rotate, and compared with other modes of ditching, disk furrower trench digging speed is fast,
But it is primarily present problems with：
(1) machine volume and quality larger it is impossible to Mountainous areas use；(2) vibrations during trench digging work and punching
Hit larger, bottom of trench easily forms injustice；(3) trench digging width is fixed non-adjustable it is difficult to adapt to multiple agriculture requirements.
These problems are had some discussions, but there is no more satisfactory solution by current patent and the research of pertinent literature
Certainly method.
Number of patent application is " a kind of ditching machine device " of " 201320150066.x ", in the both sides of disk respectively equipped with 7
Trench digging tulwar is ditched, and has two cliff knives that furrow bank is modified in addition, there is trench digging width less and nonadjustable ask
Topic.
Number of patent application is " a kind of novel secund ditcher " of " 201120179387.3 ", employs the knot of offset
Structure, equally there is also that trench digging width is too narrow and nonadjustable problem.
Content of the invention
In order to overcome the shortcomings of existing disk furrower, it is an object of the invention to provide a kind of low, small volume weight that consumes energy
Gently, during trench digging work, vibrations and impact are little, the disk furrower that width is adjustable, operation effectiveness is good of ditching.
The technical scheme is that：Including frame, reductor, drive mechanism, disc trench digging assembly, gear soil and scraper
Structure；Reductor (2) is fixed on the top of frame (4), and there are three-point type hanging mechanism (27), the lower end of opposite side in frame (4) side
It is fixed with disc trench digging assembly；Disc trench digging assembly includes disk (10) and ditching knife, and disk (10) is contained on disc shaft (8),
Disk (10) neighboring both sides are disposed with big ditching knife (22), middle ditching knife (23) and (24) three kinds of different sizes of little ditching knife
Many of ditching knife, and according to little ditching knife (24), middle ditching knife (23), big ditching knife (22), little ditching knife (24), middle trench digging
The rule that knife (23), big ditching knife (22) circulate is evenly arranged successively, and the ditching knife of both sides same model is wrong in radial directions
Open 15 degree；Ditching knife is combined by blade (25) and main body (26) two parts, and main body (26) adopts common high-carbon steel, blade
(25) adopt high-speed alloy steel；Dang Tu mechanism includes breast boards support (17), breast boards (16), fixing bolt (18), breast boards
Support (17) is fixed in the frame of disk (10) radial tip, is fixed with breast boards (16) in breast boards support (17) bottom,
The inner face of breast boards (16) is in 90 degree by two, and back-to-back cambered surface composition；Sleeve (9) is welded on frame (4) and installs at 3 points
A relative side-lower of formula hitch, described disc shaft (8) is connected with sleeve (9) by bearing a (11), bearing b (12)
Connect, therefore, disc shaft (8) can be relatively rotated with sleeve (9).
Further, described big (22) ditching knife, in (23) ditching knife, the radially end of little ditching knife (24) to disk
(10) distance at center is all equal, simply unequal along the width on disk axial direction, the width of ting model ditching knife≤
The width of the width of middle model ditching knife≤big model ditching knife.
Further, one end of disc shaft (8) is provided with driven sprocket (7) by key, and is fastened with locking nut (13)
Locking；It is sequentially installed with adjusting nut (14), disk (10) and clamp nut (15), disk (10) and disc shaft in its other end
(8) with bonded, and by adjusting nut (14) and clamp nut (15), disk (10) is fastened on disc shaft (8), therefore,
Driven sprocket (7) rotation can drive disk (10) to rotate.
Further, the adjusting nut (14) on described disc shaft (8) can spinning in and out, thus realize adjust disk (10)
The distance between with frame (4).
Further, described breast boards support (17) left and right sides has four chutes (19), by this chute with four
The fixing breast boards (16) of fixing bolt (18), and thus can adjust the relative position of breast boards (16).
Further, described drive mechanism comprises drive sprocket (5), chain (6) and driven sprocket (7), drive sprocket (5)
It is contained on speed reducer output shaft, driven sprocket (7) is contained on disc shaft (8).
Compared with prior art, the present invention has the advantage that：
1. trench digging width is big, resistance is little, impact endurance test shock is little.Fix little trench digging in the disk neighboring both sides of trench digging assembly
Knife, middle ditching knife, the ditching knife of three kinds of models of big ditching knife, and according to little ditching knife, middle ditching knife, big ditching knife, little trench digging
Knife, middle ditching knife, big ditching knife circulation law evenly distributed successively, and every its outermost end of knife is to the distance of disc centre
Equal, simply in, the width of the width≤middle model ditching knife of ting model ditching knife unequal along the width on disk axial direction
The width of degree≤big model ditching knife.Due to employing this arrangement of incremented by successively in axial width, in trench digging
During, first part soil is cut out by ting model ditching knife, then middle model ditching knife axially width on this basis
Continue to cut out part soil, more axially width cuts out last part by big model ditching knife, is equivalent in three times
Relatively wide soil layer is excavated, therefore can effectively reduce trench digging resistance, and after adopting the mode of layer digging, little ditching knife,
When middle ditching knife, big ditching knife real work, suffered resistance is more or less the same, meanwhile, the same model ditching knife of disk both sides, and radially
Stagger 15 degree of angles, so can effectively reduce impact, such that it is able to increase trench digging width.
2. trench digging width is adjustable, and trench digging position can be adjusted flexibly, and adapts to multiple agriculture requirements, and bottom of trench is smooth, quality of ditching
High.According to the needs of different trench digging width, can be by changing the different size of large, medium and small three kinds of model ditching knifes, very easily
Realize.By adjusting the position of the adjusting nut on disc shaft, it is possible to achieve adjust the distance between disk and frame, thus real
The now flexible transformation of trench digging position, to adapt to agriculture requirement.Ditching knife adopts camber structure, and along direction of rotation, high before cutter hub
Low afterwards, therefore in the bottom of trench digging, be equivalent to the tangential direction with disc rotary for the cutter hub, ditching knife plays the role of scraper plate, so
Cunette is smooth.
3. structure is simple, small volume, and lightweight, the supporting power of needs is little, adapts to the agricultural production in mountain and hill area
Need.During trench digging work, ditching-disk backward directions rotate, before the soil that ditching knife plane digs out is thrown under the action of the centrifugal force
Enter direction, due to there being the obstruction of curved breast boards, scattered soil is finally fallen the both sides on ditch it is not necessary to arrange specially by gear again
The San Tushouzheng mechanism of door, therefore structure is simple.Trench digging resistance is little, and the supporting power of needs is less, and main screw lift is lighter.
Brief description：
The present invention is further described below in conjunction with the accompanying drawings：
Fig. 1 is the tomograph of disk furrower；
Fig. 2 is the tomograph of disk furrower；
Fig. 3 is the arrangement figure such as disk, disc shaft, frame, sleeve, driven sprocket；
Fig. 4 is the arrangement figure such as disk, disc shaft, driven sprocket when no frame and sleeve；
Fig. 5 is the arrangement figure such as disk, disc shaft, frame, sleeve, driven sprocket；
Fig. 6 is arrangement figure and the operation rotation direction figure of disc trench digging knife；
Fig. 7 is the structural representation of ditching knife.
Fig. 8 is the structural representation of breast boards.
Wherein 1 is reductor input shaft, and 2 is reductor, and 3 is speed reducer output shaft, and 4 is frame, and 5 is drive sprocket, and 6 are
Chain, 7 is driven sprocket, and 8 is disc shaft, and 9 is sleeve, and 10 is disk, and 11 is bearing a, and 12 is bearing b, and 13 is driven sprocket
Locking nut, 14 is adjusting nut, and 15 is clamp nut, and 16 is breast boards, and 17 is breast boards support, and 18 is fixing bolt,
19 is breast boards bracket chute, and 20 is clean-up scraper, and 21 is scraping bar, and 22 is big ditching knife, and 23 is middle ditching knife, and 24 is little trench digging
Knife, 25 is blade, and 26 is main body, and 27 is three-point type hanging mechanism.
Specific embodiment：
As shown in figures 1-8, the power of tractor passes to reductor 2 by reductor input shaft 1, then by drive sprocket 5 warp
Cross chain 6 and pass to driven sprocket 7, be key cooperation between driven sprocket 7 and disc shaft 8, be also to adopt between disc shaft 8 and disk 10
With key cooperation, driven sprocket 7 drives disc shaft 8 to rotate, and then drives disk 10 rearwardly direction to rotate, and is fixed on disk 10
Disc trench digging heel disk 10 and rotate.Width press little ditching knife 24, middle ditching knife 23, big ditching knife 22, little ditching knife 24,
The form that middle ditching knife 23, the rule of big ditching knife 22 change successively is distributed on 3 kinds of disc trench digging knives of the side of disk 10 not
Disconnected excavates front soil, due to employing this arrangement of incremented by successively on width, in the mistake of trench digging
Cheng Zhong, first cuts out part soil by ting model ditching knife 24, then middle model ditching knife 23 continues to cut out one on this basis
Divide soil, more last part is cut out by big model ditching knife 22, be equivalent to and in three times relatively wide soil layer layer excavated, therefore may be used
Reduce trench digging resistance with effective.And using segmentation excavate by the way of after, little ditching knife 24, middle ditching knife 23, big ditching knife 22
During real work, suffered resistance is more or less the same, and so can effectively reduce impact.Disk 10 backward directions rotate, and ditching knife plane digs
Soil out throws to direction of advance under the action of the centrifugal force, due to having the obstruction of curved breast boards 16, scattered soil finally quilt
It is not necessary to arrange special San Tushouzheng mechanism again, drop during trench digging the scattered soil in ditch for the both sides that gear falls on ditch,
Collected and pushed away forward by clean-up scraper 20, taken away by ditching knife in the lump.
The regulation of trench digging width：During actual job, according to the needs of trench digging width, different size can be chosen
Ditching knife, to realize, when changing ditching knife, as long as unclamping the clamp nut 15 fixing ditching knife on disk 10, pulls down original opening
Ditch knife, changes the ditching knife chosen, and fixes ditching knife with clamp nut 15.
The regulation of trench digging position：During actual job, according to the requirement of agronomy, the position of scalable trench digging.Unclamp
Clamp nut 15 on disc shaft 8, adjusting nut 14 is transferred in along clamp nut 15 direction, then make trench digging be located away from frame 4,
If move adjusting nut 14 along frame direction, trench digging is located proximate to vehicle frame 4.
The regulation of breast boards angle：Breast boards 16 passes through breast boards bracket chute 19 and breast boards fixing bolt 18 is fixed on
On breast boards support 17, can be loosened after fixing bolt 18 according to practical situation, breast boards be adjusted it along chute 19 and arrives conjunction
Right position postpones the bolt 18 that is locked again.Scraping bar 21 is fixed in frame 4, and the clean-up scraper 20 being fixed on scraping bar 21 is permissible
Soil in ditch after smooth trench digging.
The regulation of ditching depth：Whole machine is connected with tractor, by tractor by three-point type hanging mechanism 27
The lifting of hydraulic mechanism can realize the regulation of its ditching depth.
Claims (4)
1. a kind of disk furrower it is characterised in that：Including frame, reductor, drive mechanism, disc trench digging assembly, gear soil and
Scraping mechanism；Reductor (2) is fixed on the top of frame (4), and there are three-point type hanging mechanism (27), opposite side in frame (4) side
Lower end be fixed with disc trench digging assembly；Disc trench digging assembly includes disk (10) and ditching knife, and disk (10) is contained in disc shaft
(8), on, disk (10) neighboring both sides are disposed with big ditching knife (22), middle ditching knife (23), (24) three kinds of little ditching knife not
Many of the ditching knife of same specification, and according to little ditching knife (24), middle ditching knife (23), big ditching knife (22), little ditching knife (24),
The rule that middle ditching knife (23), big ditching knife (22) circulate is evenly arranged successively, and the ditching knife of both sides same model is in radial direction side
Stagger 15 degree upwards；Ditching knife is combined by blade (25) and main body (26) two parts, and main body (26) adopts common high-carbon steel,
Blade (25) adopts high-speed alloy steel；Dang Tu mechanism includes breast boards support (17), breast boards (16), fixing bolt (18), gear
Native board mount (17) is fixed in the frame of disk (10) radial tip, is fixed with breast boards in breast boards support (17) bottom,
The inner face of described breast boards (16) is in 90 degree by two and back-to-back cambered surface forms；Sleeve (9) is welded on frame (4) and installs three
A relative side-lower of point type hitch, described disc shaft (8) passes through bearing a (11), bearing b (12) and sleeve (9) phase
Connect, therefore, disc shaft (8) can be relatively rotated with sleeve (9), and breast boards support (17) left and right sides has four chutes
(19), breast boards (16) is fixed with four fixing bolts (18) by chute, and thus can adjust the relative of breast boards (16)
Position.
2. a kind of disk furrower according to claim 1 it is characterised in that：Big ditching knife (22), middle ditching knife (23)
All equal with the distance at the radially end of little ditching knife (24) to disk (10) center, simply along along disk axial direction
Width is unequal, the width of the width≤big ditching knife (22) of the width≤middle ditching knife (23) of little ditching knife (24).
3. a kind of disk furrower according to claim 1 it is characterised in that：One end of disc shaft (8) is installed by key
There is driven sprocket (7), and fasten locking with locking nut (13)；It is sequentially installed with adjusting nut (14), disk in its other end
(10) and clamp nut (15), disk (10) and disc shaft (8) be with bonded, and passes through adjusting nut (14) and clamp nut
(15) disk (10) is fastened on disc shaft (8), therefore, driven sprocket (7) rotation can drive disk (10) to rotate.
4. a kind of disk furrower according to claim 3 it is characterised in that：Adjusting nut (14) on disc shaft (8)
Can spinning in and out, thus realizing adjusting disk (10) the distance between with frame (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137063.1A CN103875335B (en) | 2014-04-08 | 2014-04-08 | Disc ditcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137063.1A CN103875335B (en) | 2014-04-08 | 2014-04-08 | Disc ditcher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103875335A CN103875335A (en) | 2014-06-25 |
| CN103875335B true CN103875335B (en) | 2017-02-15 |
Family
ID=50944733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410137063.1A Expired - Fee Related CN103875335B (en) | 2014-04-08 | 2014-04-08 | Disc ditcher |
Country Status (1)
| Country | Link |
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| CN (1) | CN103875335B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104969693A (en) * | 2015-03-27 | 2015-10-14 | 安徽省绿福农业科技股份有限公司 | Cutter wheel of double-wheel furrow opener |
| CN107624303B (en) * | 2017-09-04 | 2023-03-28 | 华中农业大学 | Combined soil separating device for rotary ditcher |
| CN108738519A (en) * | 2018-07-24 | 2018-11-06 | 宁夏农林科学院枸杞工程技术研究所 | The special biasing hilted broadsword ditching machine of matrimony vine |
| CN108738518A (en) * | 2018-07-24 | 2018-11-06 | 宁夏农林科学院枸杞工程技术研究所 | The special biasing double-pole ditching machine of matrimony vine |
| CN111357433B (en) * | 2018-12-26 | 2024-06-11 | 浙江星月实业有限公司 | Ditching machine |
| CN109555179A (en) * | 2019-01-25 | 2019-04-02 | 牛德成 | A kind of chain type cable plow |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2713436B1 (en) * | 1993-12-10 | 1996-03-01 | Ribouleau Ateliers | Distributor for precision seed drill with flat distributor disc and notched deflector. |
| CN2730087Y (en) * | 2004-08-09 | 2005-10-05 | 葛玉明 | Farmland ditcher having 'Moqian' type clutch |
| US8333161B2 (en) * | 2009-12-30 | 2012-12-18 | Great Plains Manufacturing, Inc. | Seed furrow closing apparatus |
| CN202799619U (en) * | 2012-09-14 | 2013-03-20 | 中国农业科学院果树研究所 | Fertilizing ditcher |
| CN202918686U (en) * | 2012-11-02 | 2013-05-08 | 湖南农业大学 | Ditching and fertilizing machine |
| CN202949702U (en) * | 2012-11-08 | 2013-05-29 | 湖南农业大学 | Small ditcher all-directional adjustable earth-retaining board |
| CN203896691U (en) * | 2014-04-08 | 2014-10-29 | 西南大学 | Disc ditching machine |
-
2014
- 2014-04-08 CN CN201410137063.1A patent/CN103875335B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN103875335A (en) | 2014-06-25 |
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Granted publication date: 20170215 Termination date: 20190408 |
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