CN109691285B - Cutting type thick stalk cutter - Google Patents
Cutting type thick stalk cutter Download PDFInfo
- Publication number
- CN109691285B CN109691285B CN201910148889.0A CN201910148889A CN109691285B CN 109691285 B CN109691285 B CN 109691285B CN 201910148889 A CN201910148889 A CN 201910148889A CN 109691285 B CN109691285 B CN 109691285B
- Authority
- CN
- China
- Prior art keywords
- cutter
- rocker
- cut
- mounting frame
- crank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 10
- 230000007704 transition Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000003306 harvesting Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 6
- 239000010902 straw Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- 240000006394 Sorghum bicolor Species 0.000 description 1
- 235000011684 Sorghum saccharatum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000004460 silage Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/02—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having reciprocating cutters
- A01D34/13—Cutting apparatus
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
Abstract
The invention discloses a cutting type thick stalk cutter, which comprises: a cutter mounting frame; a swing shaft rotatably supported on the cutter mount; the two rockers are sleeved at two ends of the swinging shaft and can rotate along with the swinging shaft; installing a slideway; the upper moving knife is arranged in the installation knife seat and can slide along the installation knife seat, and the upper moving knife is connected with one end of the rocker; the lower moving knife is arranged in the installation knife seat and can slide along the installation knife seat, and the lower moving knife is connected with the other end of the rocker; the device adopts a crank rocker mechanism to drive an upper movable cutter and a lower movable cutter to alternately cut, the required crank rotating speed is lower, the vibration of a cutting table is reduced, the length of the rocker and the crank rotating speed are provided, the structure of the cutter is optimized, vibration can be effectively reduced, and the cutting efficiency is improved.
Description
Technical Field
The invention relates to the field of agricultural machinery, in particular to a cutting type thick stalk cutter.
Background
In the current harvesting operation of thick stalks, such as harvesting silage corn stalks, harvesting sugarcane or harvesting sorghum, the harvesting cutting tables used by the harvester mainly comprise two types of cutting and shearing crops by utilizing a cutting knife to do rotary or reciprocating motion, such as a large-and-small disc tower type cutting table and a Croney high-stalk crop cutting table which are common in the market, the cutting mode mainly comprises transverse cutting or beveling, the cutting power consumption is large, in addition, the cutting tables in the existing mode are required to have more cutting knives, and the cutting knife is required to do large-range motion, so that the overall quality of the cutting table is overlarge, the required transmission structure is complex, the consumed power in the transportation and operation processes is large, the adjustment is not flexible, and the like.
Disclosure of Invention
The invention designs and develops a cutting type thick stalk cutter, which adopts a crank rocker mechanism to drive an upper movable cutter and a lower movable cutter to alternately cut, so that the required crank rotation speed is lower, and the vibration of a cutting table is reduced.
The invention also aims to provide the length of the rocker and the rotating speed of the crank, optimize the structure of the cutter, effectively reduce vibration and improve cutting efficiency.
The technical scheme provided by the invention is as follows:
A cut-to-size thick stalk cutter comprising:
A cutter mounting frame;
A swing shaft rotatably supported on the cutter mount;
the two rockers are sleeved at two ends of the swinging shaft and can rotate along with the swinging shaft;
Installing a slideway;
the upper moving knife is arranged in the installation knife seat and can slide along the installation knife seat, and the upper moving knife is connected with one end of the rocker;
The lower moving knife is arranged in the installation knife seat and can slide along the installation knife seat, and the lower moving knife is connected with the other end of the rocker;
the rocker can drive the upper moving knife and the lower moving knife to reciprocate along the installation slideway.
Preferably, the method further comprises:
an input shaft rotatably supported on the cutter mount;
the crank is sleeved at one end of the input shaft and can rotate along with the input shaft;
One end of the long connecting rod is rotatably supported at one end of the crank, and the other end of the long connecting rod is connected with the swinging shaft;
the long connecting rod rotates along with the crank, and then drives the swinging shaft to rotate.
Preferably, the upper moving blade and the lower moving blade are connected to the rocker by a plurality of short links, wherein the short links are rotatable about the rocker.
Preferably, the cutter mount comprises:
The first mounting frame is a square frame with one end open;
the second mounting frame is cylindrical and is integrally connected with the closed end of the first mounting frame;
The first mounting frame and the second mounting frame are provided with round holes which penetrate through the first mounting frame and the second mounting frame.
Preferably, the middle part of the swinging shaft is provided with a connecting lifting lug, and the long connecting rod is connected with the swinging shaft through the connecting lifting lug.
Preferably, the installation slideway is square, and the middle part is provided with a groove.
Preferably, the rocker comprises:
The sleeving part is round, and a round hole is formed in the center of the sleeving part;
the two fixing parts are integrally connected with the sleeving part and symmetrically arranged at two ends of the sleeving part.
Preferably, the upper moving blade and the lower moving blade are connected with the mounting slideway through a blade holder, and the blade holder is provided with a boss capable of sliding along the groove.
Preferably, the short connecting rod has a length of 50cm-75cm.
Preferably, the rocker length is:
L＝0.396(l1+2l2)[0.0024t2+0.996t+0.645]·exp[0.0068(π·t-2.357)]
wherein L is the length of a rocker, L 1 is the length of a short-circuit rod, L 2 is the length of a long connecting rod, and t is the rotation coefficient;
the crank rotation speed formula is:
Wherein ω' is the crank speed, μ is the rotation coefficient, For the crank limit speed, μ is the conversion coefficient, ω i is the cutter travel speed
The beneficial effects of the invention are that
The invention designs and develops a cutting type thick stalk cutter, and one of the purposes of the invention is to utilize a cutting principle to cut stalk crops by a cutter instead of traditional transverse cutting, beveling or shearing, so as to reduce the consumption of cutting power.
The second purpose of the invention is to reduce the number of cutters, reduce the weight of the cutting table, reduce the power consumption of the harvester during transportation or working, and improve the stability and safety of the harvester.
The third purpose of the invention is to make the cutting knife do reciprocating motion in a small range, simplify the transmission structure of the cutting table, improve the reliability of the cutting table and reduce the processing production cost.
The fourth purpose of the invention is to unitize the cutter device, flexibly adjust the number of the cutter devices according to different operation widths, improve the applicability of the header and reduce the maintenance cost.
Drawings
Fig. 1 is a schematic structural view of a cut-type thick stalk cutter according to the present invention.
Fig. 2 is a schematic view of a cutter mounting frame according to the present invention.
Fig. 3 is a schematic diagram of a crank rocker mechanism and a cutter reciprocating mechanism according to the present invention.
Fig. 4 is a schematic structural diagram of the initial states of the limiting position and the transition position of the cutting knife according to the present invention.
Fig. 5 is a schematic structural diagram of the intermediate state between the limit position and the transition position of the cutting knife according to the present invention.
Fig. 6 is a schematic structural diagram of the end states of the limiting position and the transition position of the cutting knife according to the present invention.
Fig. 7 is a schematic diagram of the principle of motion of the cutting knife in the initial state between the limiting position and the transition position.
Fig. 8 is a schematic diagram of the principle of motion of the cutting knife in the middle state between the limiting position and the transition position.
Fig. 9 is a schematic diagram of the motion principle of the cutting knife in the limit position and the transition position ending state.
Detailed Description
The present invention is described in further detail below with reference to the drawings to enable those skilled in the art to practice the invention by referring to the description.
As shown in fig. 1, the present invention provides a cut-type thick stalk cutter including a cutter mount 100, a crank-rocker mechanism 110, and a cutter reciprocation mechanism 120.
As shown in fig. 2 to 3, the cutter mounting frame 100 includes a frame 101 welded by section steel and a seat bearing 102, a through hole is formed in the frame 101, and the seat bearing 102 is fixedly mounted with the frame 101 through bolt connection; the crank rocker mechanism 110 comprises a power input shaft 111, a crank 112, a long connecting rod 113 and a swinging shaft 114, wherein the power input shaft 111 is matched with a pair of bearings 102 with seats on the frame 101, one end of the power input shaft 111 can be connected with a cutting table power input shaft through a chain wheel or a coupling, the cutting table power is input into the cutting device, the crank 112 is arranged at the other end of the power input shaft 111, and a pin shaft is processed on the crank 112; the long connecting rod 113 is a connecting rod with through holes at two ends, the swinging shaft 114 is matched with the other pair of bearings 102 with seats on the frame 101, two metal plates are welded at the middle part of the connecting rod, the through holes are machined on the metal plates, one end of the long connecting rod 113 is hinged with a pin shaft on the crank 112, and the other end of the long connecting rod 113 is hinged with the through holes of the metal plates on the swinging shaft 114; the cutter reciprocating mechanism 120 comprises a left rocker 121, a right rocker 122, a short connecting rod 123, an upper cutter seat 124, a lower cutter seat 125, an upper movable cutter 126, a lower movable cutter 127 and a slideway 128, wherein the left rocker 121 and the right rocker 122 are symmetrically arranged at two ends of the swinging shaft 114 and are axially and circumferentially fixed with the swinging shaft 114, pin shafts are machined at two ends of the left rocker 121 and the right rocker 122, the short connecting rod 123 is a connecting rod with through holes at two ends, the length of the connecting rod is shorter than that of the long connecting rod 113, a boss is machined on a movable cutter mounting surface of the upper cutter seat 124, a metal plate is welded at the tail end of the connecting rod, the metal plate is machined with a through hole, the lower cutter seat 125 is similar to the upper cutter seat 124 in structure, one end of the short connecting rod 123 is hinged with the pin shafts on the left rocker 121 and the right rocker 122, the other end of the short connecting rod is hinged with the metal plates of the upper cutter seat and the lower cutter seat, the upper movable cutter 126 is machined with the through hole, and the lower movable cutter 127 is machined with the through hole, and the movable cutter is mounted in a matched manner with the boss on the movable cutter seat mounting surface to realize the fixation of the movable cutter and the cutter seat; the slide 128 is a structural member with a semi-I-shaped cross section, and is fixedly installed with the frame 100, and after the movable knife is installed with the knife holder, the upper knife holder and the lower knife holder are attached and then placed in the groove to slide reciprocally.
When the harvester is used, the cutter is arranged below the cutting table, the direction of the cutting edge is perpendicular to the advancing direction of the harvester, the cutting plane of the movable cutter and the horizontal plane form a certain angle, so that the purpose of cutting is achieved, when harvesting operation is carried out, the cutting table power is transmitted into the cutter through the power input shaft 111, the power input shaft 111 rotates to drive the crank 112 to rotate, under the action of the long connecting rod 113, the crank rocker mechanism principle is utilized to drive the oscillating shaft 114 to do reciprocating oscillation within a certain angle range, the oscillating shaft 114 is relatively fixed with the left rocker 121 and the right rocker 122, therefore the reciprocating oscillation of the oscillating shaft 114 drives the left rocker 121 and the right rocker 122 to do continuous reciprocating motion within the slide way 128 under the action of the short connecting rod 123, continuous cutting is achieved, the root of the straw is cut off in a cutting mode, and then the straw is conveyed to the feeding port by the cutting table conveying device to participate in the next cutting flow.
In another embodiment, the rocker is of length
L＝0.396(l1+2l2)[0.0024t2+0.996t+0.645]·exp[0.0068(π·t-2.357)]
Wherein L is the length of a rocker, L 1 is the length of a short-circuit rod, L 2 is the length of a long connecting rod, and t is the rotation coefficient. The value is 2.36;
the crank rotation speed formula is:
Wherein ω' is the crank speed, μ is the rotation coefficient, For the crank limit speed, μ is a conversion factor, whose value is 3.12, ω i is the cutter travel speed.
The working process of the cutting type thick stalk cutter is taken as an example for further explanation
As shown in fig. 4-6, the upper cutter and the lower cutter are in two extreme states and an intermediate transition state, fig. 4 and 7 are in a state that the upper cutter is at the rearmost side, the lower cutter is at the foremost side, fig. 6 and 9 are in a state that the upper cutter is at the foremost side, the lower cutter is at the rearmost side, and fig. 5 and 8 are in a transition state of the upper cutter and the lower cutter.
The invention can flexibly adjust the number of cutters arranged at the bottom of the cutting table aiming at different widths so as to realize the operation requirements of different widths, and can also adjust the angle of the slideway relative to the cutting table or the ground so as to adjust the cutting angle, thereby achieving the cutting gesture with highest cutting efficiency and reducing power consumption.
When the harvester is used, the cutter is arranged below the cutting table, the direction of the cutting edge is perpendicular to the advancing direction of the harvester, the cutting plane of the movable cutter and the horizontal plane form a certain angle, so that the purpose of cutting is achieved, when harvesting operation is carried out, the cutting table power is transmitted into the cutter through the power input shaft 111, the power input shaft 111 rotates to drive the crank 112 to rotate, under the action of the long connecting rod 113, the crank rocker mechanism principle is utilized to drive the oscillating shaft 114 to do reciprocating oscillation within a certain angle range, the oscillating shaft 114 is relatively fixed with the left rocker 121 and the right rocker 122, therefore the reciprocating oscillation of the oscillating shaft 114 drives the left rocker 121 and the right rocker 122 to do continuous reciprocating motion within the slide way 128 under the action of the short connecting rod 123, continuous cutting is achieved, the root of the straw is cut off in a cutting mode, and then the straw is conveyed to the feeding port by the cutting table conveying device to participate in the next cutting flow.
The invention can flexibly adjust the number of cutters arranged at the bottom of the cutting table aiming at different widths so as to realize the operation requirements of different widths, and can also adjust the angle of the slideway relative to the cutting table or the ground so as to adjust the cutting angle, thereby achieving the cutting gesture with highest cutting efficiency and reducing power consumption.
The invention designs and develops a cutting type thick stalk cutter, which utilizes a cutting principle to cut straw crops by a cutter instead of traditional transverse cutting, beveling or shearing, reduces the cutting power consumption, reduces the number of cutters, reduces the weight of a cutting table, reduces the power consumption of a harvester during transportation or working, and improves the stability and safety of the harvester. The cutting knife can reciprocate within a small range, so that the transmission structure of the cutting table is simplified, the reliability of the cutting table is improved, and the processing production cost is reduced. And the cutter device is unitized, so that the number of the cutter devices is flexibly adjusted according to the conditions of different operation widths, the applicability of the cutting table is improved, and the maintenance cost is reduced.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (10)
1. A cut-to-size thick stalk cutter, comprising:
The cutter mounting frame comprises a frame formed by welding profile steel and a bearing with a seat;
A swing shaft rotatably supported on the cutter mount;
the two rockers are sleeved at two ends of the swinging shaft and can rotate along with the swinging shaft;
A mounting slide disposed inside the cutter mount;
The upper moving knife is arranged in the installation slideway and can slide along the installation slideway, and the upper moving knife is connected with one end of the rocker;
The lower moving knife is arranged in the cutter mounting frame and can slide along the cutter mounting frame, and the lower moving knife is connected with the other end of the rocker;
the rocker can drive the upper moving knife and the lower moving knife to reciprocate along the installation slideway.
2. The cut-to-size thick stalk cutter of claim 1, further comprising:
an input shaft rotatably supported on the cutter mount;
the crank is sleeved at one end of the input shaft and can rotate along with the input shaft;
one end of the long connecting rod is connected with one end of the crank, and the other end of the long connecting rod is connected with the swinging shaft;
the long connecting rod rotates along with the crank, and then drives the swinging shaft to rotate.
3. The cut-to-size thick stalk cutter according to claim 2 wherein said upper and lower moving blades are each connected to said rocker by a short link;
Wherein the short link is rotatable about the rocker.
4. The cut-to-rough stem cutter of claim 3, wherein the cutter mount comprises:
The first mounting frame is a square frame with one end open;
the second mounting frame is a square frame and is integrally connected with the closed end of the first mounting frame;
The first mounting frame and the second mounting frame are provided with round holes which penetrate through the first mounting frame and the second mounting frame.
5. The cut-and-rough stem cutter of claim 4, wherein the swing shaft has a connecting lug in the middle, and the long link is connected to the swing shaft through the connecting lug.
6. The cut-to-size thick stalk cutter of claim 5, wherein the mounting slide is "n" -shaped with a groove in the middle.
7. The cut-to-size thick stalk cutter according to claim 6 wherein said rocker comprises:
The sleeving part is round, and a round hole is formed in the center of the sleeving part;
the two fixing parts are integrally connected with the sleeving part and symmetrically arranged at two ends of the sleeving part.
8. The cut-to-size thick stalk cutter according to claim 7 wherein said upper and lower moving blades are each connected to said mounting slide by a blade holder having a boss slidable along said recess.
9. A cut-to-size thick stalk cutter according to claim 3 wherein the short link length is 50cm-75cm.
10. The cut-to-size thick stalk cutter according to claim 9 wherein said rocker is of length
L＝0.396(l1+2l2)[0.0024t2+0.996t+0.645]·exp[0.0068(π·t-2.357)]
Wherein L is the length of a rocker, L 1 is the length of a short connecting rod, L 2 is the length of a long connecting rod, and t is the rotation coefficient;
the crank rotation speed formula is:
Wherein ω' is the crank speed, μ is the rotation coefficient, For the crank limit speed, μ is the conversion coefficient, ω i is the cutter travel speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910148889.0A CN109691285B (en) | 2019-02-28 | 2019-02-28 | Cutting type thick stalk cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910148889.0A CN109691285B (en) | 2019-02-28 | 2019-02-28 | Cutting type thick stalk cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109691285A CN109691285A (en) | 2019-04-30 |
| CN109691285B true CN109691285B (en) | 2024-05-17 |
Family
ID=66234995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910148889.0A Active CN109691285B (en) | 2019-02-28 | 2019-02-28 | Cutting type thick stalk cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109691285B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078916Y (en) * | 2007-06-25 | 2008-07-02 | 熊杰 | Harvester knife bench transmission device |
| CN201185572Y (en) * | 2007-12-18 | 2009-01-28 | 杨朝海 | Modified type small harvester |
| CN101416580A (en) * | 2008-12-05 | 2009-04-29 | 李明法 | A kind of portable electric tea-leaf picking device |
| CN101509364A (en) * | 2009-03-11 | 2009-08-19 | 西安石油大学 | Pendulum guide rod type pumping unit |
| DE102010040870A1 (en) * | 2009-10-29 | 2011-05-05 | Deere & Company, Moline | Floating knife arrangement for a rural appliance |
| CN102072299A (en) * | 2011-01-22 | 2011-05-25 | 青岛理工大学 | Space crank rocker device |
| KR20110008587U (en) * | 2010-03-02 | 2011-09-08 | 이권재 | Garlic harvester machine |
| CN202104045U (en) * | 2011-06-19 | 2012-01-11 | 云南省农业机械研究所 | Sugarcane cutter capable of penetrating into soil |
| CN102498819A (en) * | 2011-09-30 | 2012-06-20 | 刘海涛 | Novel mowing mechanism |
| CN203105108U (en) * | 2013-01-21 | 2013-08-07 | 农业部南京农业机械化研究所 | Reciprocating type double-moving-cutter cutting test unit |
| CN103563552A (en) * | 2013-11-13 | 2014-02-12 | 山东理工大学 | Scissors-type sunflower harvester |
| CN104137697A (en) * | 2014-08-01 | 2014-11-12 | 四川省农业机械研究设计院 | Full-feeding type oilseed rape combine harvester |
| CN204217465U (en) * | 2014-11-20 | 2015-03-25 | 广东丹霞农机有限公司 | The lower cutter sweep of combine |
| CN108323308A (en) * | 2018-05-20 | 2018-07-27 | 咸宁职业技术学院 | A kind of double sickle cutterbar and driving device |
| CN209628107U (en) * | 2019-02-28 | 2019-11-15 | 吉林大学 | One kind cutting the thick stem cutting device of formula |
-
2019
- 2019-02-28 CN CN201910148889.0A patent/CN109691285B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078916Y (en) * | 2007-06-25 | 2008-07-02 | 熊杰 | Harvester knife bench transmission device |
| CN201185572Y (en) * | 2007-12-18 | 2009-01-28 | 杨朝海 | Modified type small harvester |
| CN101416580A (en) * | 2008-12-05 | 2009-04-29 | 李明法 | A kind of portable electric tea-leaf picking device |
| CN101509364A (en) * | 2009-03-11 | 2009-08-19 | 西安石油大学 | Pendulum guide rod type pumping unit |
| DE102010040870A1 (en) * | 2009-10-29 | 2011-05-05 | Deere & Company, Moline | Floating knife arrangement for a rural appliance |
| KR20110008587U (en) * | 2010-03-02 | 2011-09-08 | 이권재 | Garlic harvester machine |
| CN102072299A (en) * | 2011-01-22 | 2011-05-25 | 青岛理工大学 | Space crank rocker device |
| CN202104045U (en) * | 2011-06-19 | 2012-01-11 | 云南省农业机械研究所 | Sugarcane cutter capable of penetrating into soil |
| CN102498819A (en) * | 2011-09-30 | 2012-06-20 | 刘海涛 | Novel mowing mechanism |
| CN203105108U (en) * | 2013-01-21 | 2013-08-07 | 农业部南京农业机械化研究所 | Reciprocating type double-moving-cutter cutting test unit |
| CN103563552A (en) * | 2013-11-13 | 2014-02-12 | 山东理工大学 | Scissors-type sunflower harvester |
| CN104137697A (en) * | 2014-08-01 | 2014-11-12 | 四川省农业机械研究设计院 | Full-feeding type oilseed rape combine harvester |
| CN204217465U (en) * | 2014-11-20 | 2015-03-25 | 广东丹霞农机有限公司 | The lower cutter sweep of combine |
| CN108323308A (en) * | 2018-05-20 | 2018-07-27 | 咸宁职业技术学院 | A kind of double sickle cutterbar and driving device |
| CN209628107U (en) * | 2019-02-28 | 2019-11-15 | 吉林大学 | One kind cutting the thick stem cutting device of formula |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109691285A (en) | 2019-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2022313B1 (en) | Reciprocating knife cutter system | |
| CN103889206A (en) | Low profile sickle drive | |
| CN202285590U (en) | Stem cutting-off and grass winding preventing device for vertical roll corn harvester | |
| CN108093842B (en) | High-speed low-loss circulating rape cutter | |
| CN201308007Y (en) | Shear mode laver marine harvester | |
| CN109691285B (en) | Cutting type thick stalk cutter | |
| CN106105555A (en) | A kind of closed straw ensiling harvesting apparatus | |
| CN210432426U (en) | Harvester header is carried to belt | |
| CN111247946B (en) | Efficient and reliable corn ear-stem header | |
| CN113455186A (en) | Mechanical harvesting header for lodging rice and control method thereof | |
| CN210016988U (en) | Chain type forage grass crop straw harvesting header | |
| CN210328554U (en) | Adjustable cutting device of head vegetable harvester | |
| CN109362332B (en) | Standing corn stalk front-mounted crushing returning machine | |
| CN209628107U (en) | One kind cutting the thick stem cutting device of formula | |
| CN201294762Y (en) | Harvesting chassis of corn harvester | |
| CN102550231A (en) | Crop straw cutting machine | |
| CN110720297A (en) | Reciprocating type cutting device of double acting sword | |
| CN107493816B (en) | Corn stalk classifying and harvesting integrated machine | |
| CN111406492B (en) | Garlic harvester | |
| JP2007159505A (en) | Clippers type reaper for harvester | |
| EP3616493B1 (en) | Harvester cutterbar knife drive with cylindrical cam or self reversing lead screw mechanism | |
| CN113439546A (en) | High efficiency straw header | |
| EP2605637B1 (en) | Helical acting straight snap roll flutes for corn header | |
| CN202197561U (en) | Sprout harvester | |
| CN101822150B (en) | Transverse shifting mechanism of rape cutter-rower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |