CN103270855B - Longitudinal axial flow belt cut-up type combined roller of combined harvester - Google Patents
Longitudinal axial flow belt cut-up type combined roller of combined harvester Download PDFInfo
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- CN103270855B CN103270855B CN201310047796.1A CN201310047796A CN103270855B CN 103270855 B CN103270855 B CN 103270855B CN 201310047796 A CN201310047796 A CN 201310047796A CN 103270855 B CN103270855 B CN 103270855B
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- blade
- cutter axis
- threshing
- cylinder
- sprocket
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Abstract
A longitudinal axial flow belt cut-up type combined roller of a combined harvester comprises a threshing device and a threshing driving device, wherein the threshing driving device used for being connected with and driving the threshing device. The longitudinal axial flow belt cut-up type combined roller further comprises a straw cut-up scattering device. A feeding port of the straw cut-up scattering device is connected to a straw discharging port of the threshing device. A scattering port is formed in the straw cut-up scattering device. According to the principle of the technical scheme, the straw cut-up scattering device integrated with the threshing device is arranged on the straw discharging port, operation is safe, easy and convenient, straw is cut up and scattered evenly, and stalks can be returned to the field.
Description
Technical field
The technical program belongs to field of agricultural machinery, is specifically related to a kind of longitudinal axial flow band chopper mill combination roll of combine.
Background technology
In prior art, the threshing cylinder parts of rice/wheat combine and stalks cutting are arranged respectively.In prior art, the effect of stalks cutting is undesirable, the size long (reaching more than 30cm) of the stalk after shearing, overweightly causes shedding uneven, and the distribution in arable land is too concentrated, easily grows pathogenic bacteria etc.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, the technical program proposes a kind of longitudinal axial flow band chopper mill combination roll, comprises sheller unit and threshing drive unit, and threshing drive unit connects driving sheller unit; Also comprise straw chopping and throwing device, the charging aperture of described straw chopping and throwing device is connected to the straw outlet of described sheller unit; Straw chopping and throwing device has and sheds mouth.(principle of this technological means is, is provided with the straw chopping and throwing device of integration with it at the straw outlet place of sheller unit, handling safety, simple, convenient, stalks cutting, sheds evenly, is more conducive to straw-returning.)
Described sheller unit comprises thrashing cylinder, threshing cylinder and threshing tooth; Described threshing cylinder is in thrashing cylinder, and the axis of the two is identical; Threshing cylinder is provided with threshing tooth; The straw outlet of sheller unit is at the tail end of threshing cylinder; Described threshing drive unit connects driving threshing cylinder;
Straw chopping and throwing device comprises blade, cutterhead, cutter axis, broken cylinder and cutter axis drive unit; Described cutterhead position is in broken cylinder, and cutterhead is contained on cutter axis; The axis of cutter axis is identical with the axis of broken cylinder, and the axis of cutter axis is through the center of circle of cutterhead; Described blade is contained on cutterhead; Described mouth of shedding is opened in the bottom of broken cylinder, and sheds the below of mouth at cutterhead; The output shaft of described cutter axis drive unit connects driving cutter axis by linkage;
Described threshing cylinder is identical with the axis of cutter axis;
The rotating speed of described cutter axis is 2.5 thousand revs/min ~ 4.7 thousand revs/min; The rotating speed of described threshing cylinder is 0.7 thousand revs/min ~ 1.2 thousand revs/min.(principle of this technological means is, sheds the stalk after fragmentation, stalk is shed evenly by high-revolving cutter axis band knife section.Meanwhile, adopt differential to run, crushing efficiency improves.)
Described straw chopping and throwing device also comprises stationary knife, and stationary knife is on the barrel of broken cylinder, and stationary knife place plane does not overlap with blade place plane; (principle of this technological means is, by the configuration of stationary knife and ordinary blade, cutterhead is often circled, and blade and stationary knife can cut stalk, and the stalk length after fragmentation is significantly reduced, within can reaching 8cm.)
Described sheller unit also comprises feeding screw; The head end of threshing cylinder connects feeding screw; The inwall of thrashing cylinder is provided with prerotation vane, and prerotation vane is perpendicular to the inwall of thrashing cylinder, and prerotation vane is on the helical around thrashing cylinder axis direction.
Described threshing drive unit and cutter axis drive unit are all the engines of combine; Also comprise gearbox; The power take-off of engine connects the power input shaft of gearbox, and the output shaft of gearbox connects driving shaft and the cutter axis of threshing cylinder by sprocket drive structure.(principle of this technological means is, directly adopts the power on combine.)
Be hollow in described cutter axis, the driving shaft of described threshing cylinder is through this hollow, and the driving shaft of threshing cylinder is connected by bearing with between cutter axis; And cutter axis is identical with the rotation direction of threshing cylinder;
Power input sprocket and power output sprocket is connected with, the two synchronous axial system at the tail end of the driving shaft of threshing cylinder; Cutter axis is connected with sprocket wheel;
Power input sprocket on the driving shaft of threshing cylinder is connected by sprocket drive structure with the output shaft of gearbox;
Also comprise differential conversion sprocket wheel; Differential conversion sprocket wheel comprises power input sprocket and power output sprocket, the two synchronous axial system; The power input sprocket of differential conversion sprocket wheel connects the power output sprocket on the driving shaft of threshing cylinder by driving-chain; The power output sprocket of differential conversion sprocket wheel connects cutter axis upper sprocket wheel by driving-chain;
Sprocket wheel on the driving shaft of described threshing cylinder on the power input sprocket of power input sprocket and power output sprocket and differential conversion sprocket wheel and power output sprocket and cutter axis, on these five sprocket wheels, the relation of the number of teeth meets the proportionate relationship of the rotating speed of cutter axis and the rotating speed of threshing cylinder.
(principle of this technological means is, by specific drive mechanism, the differential realizing cutter axis and threshing cylinder under same set of power is run, simple and reliable.Cutter axis is identical with the rotation direction of threshing cylinder, in a disguised form reduces the turn speed of bearing when stressed.)
Shrouding and Lysimachia sikokiana dividing plate after the head and the tail two ends of cutter axis are equipped with respectively; The bearing block of cutter axis is covered with bowl-type cover.(principle of this technological means is, by specific drive mechanism, the differential realizing cutter axis and threshing cylinder under same set of power is run, simple and reliable.Bowl-type cover serves the effect preventing stalk to be wound around protection bearing.)
Described blade comprises blade body, blade and blade assembly structure; The shape of described blade body is trapezoidal, and blade is on the top of trapezoidal hypotenuse, and blade assembly structure is in trapezoidal bottom; On described trapezoidal hypotenuse, blade place partial-length and non-blade place partial-length ratio are 7:1 ~ 12:1; Blade is provided with sawtooth; Described blade body is contained on cutterhead by blade assembly structure.(principle of this technological means is, adopt the knife edge part of proper ratio length, when blade rotates a circle, the stalk of cutting is many as far as possible, and, be unlikely to again too many, cause stalk to be wrapped on cutter axis.Sawtooth, except improving cutting effect, can also reach the effect of shedding with the stalk after cutting.)
Described sawtooth is in the first half of blade, and on described trapezoidal hypotenuse, blade is provided with on the length of serrated portion and blade does not have the length ratio of serrated portion to be 1:2 ~ 3:1.(principle of this technological means is, fully takes into account the requirement of stalk quantity in the time and unit interval of shedding, accomplishes to throw dynamic, throw even.)
The shape of blade body is isosceles trapezoid.(principle of this technological means is, make cutterhead rotate rotating and all can use, and effect is identical.)
Section along the hatching gained of blade is isosceles trapezoid, and this hatching is parallel with the trapezoidal upper and lower end of blade body.(principle of this technological means is, make cutterhead rotate rotating and all can use, and effect is identical.)
Cutterhead is provided with blade contiguous block; Blade contiguous block is even axisymmetricly along the periphery of cutterhead; The both sides of each blade contiguous block respectively connect a blade.Between two blades of stationary knife place plane on same blade contiguous block.Spacing between described stationary knife place plane to two blades on same blade contiguous block is identical.
Blade assembly structure is through hole; Described blade contiguous block has the screw corresponding with this lead to the hole site, screw is equipped with bolt.(principle of this technological means is, can easily blade be assemblied on cutterhead.)
Beneficial effect: after using the longitudinal axial flow band chopper mill combination roll of this combine, the stalk length that cutterhead cutting obtains can control within 8cm, and stalk is very brokenly cut, is conducive to throwing faling apart.
Accompanying drawing explanation
Fig. 1 is the structural representation of the longitudinal axial flow band chopper mill combination roll of combine;
Fig. 2 is the structural representation of the chopping and throwing device of stalk;
Fig. 3 is the structural representation of blade;
Fig. 4 is the schematic cross-section of blade.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the longitudinal axial flow band chopper mill combination roll of this combine further:
As Fig. 1, a kind of longitudinal axial flow band chopper mill combination roll, comprises sheller unit and threshing drive unit, and threshing drive unit connects driving sheller unit; Also comprise straw chopping and throwing device, the charging aperture of described straw chopping and throwing device is connected to the straw outlet of described sheller unit; Straw chopping and throwing device has and sheds mouth.
Described sheller unit comprises thrashing cylinder, threshing cylinder and threshing tooth; Described threshing cylinder is in thrashing cylinder, and the axis of the two is identical; Threshing cylinder is provided with threshing tooth; The straw outlet of sheller unit is at the tail end of threshing cylinder; Described threshing drive unit connects driving threshing cylinder;
As Fig. 2, straw chopping and throwing device comprises blade, cutterhead, cutter axis, broken cylinder and cutter axis drive unit; Described cutterhead position is in broken cylinder, and cutterhead is contained on cutter axis; The axis of cutter axis is identical with the axis of broken cylinder, and the axis of cutter axis is through the center of circle of cutterhead; Described blade is contained on cutterhead; Described mouth of shedding is opened in the bottom of broken cylinder, and sheds the below of mouth at cutterhead; The output shaft of described cutter axis drive unit connects driving cutter axis by linkage;
Described threshing cylinder is identical with the axis of cutter axis;
The rotating speed of described cutter axis is 2.5 thousand revs/min ~ 4.7 thousand revs/min; The rotating speed of described threshing cylinder is 0.7 thousand revs/min ~ 1.2 thousand revs/min.
Described sheller unit also comprises feeding screw; The head end of threshing cylinder connects feeding screw; The inwall of thrashing cylinder is provided with prerotation vane, and prerotation vane is perpendicular to the inwall of thrashing cylinder, and prerotation vane is on the helical around thrashing cylinder axis direction.
Described threshing drive unit and cutter axis drive unit are all the engines of combine; Also comprise gearbox; The power take-off of engine connects the power input shaft of gearbox, and the output shaft of gearbox connects driving shaft and the cutter axis of threshing cylinder by sprocket drive structure.
Be hollow in described cutter axis, the driving shaft of described threshing cylinder is through this hollow, and the driving shaft of threshing cylinder is connected by bearing with between cutter axis; And cutter axis is identical with the rotation direction of threshing cylinder;
Power input sprocket and power output sprocket is connected with, the two synchronous axial system at the tail end of the driving shaft of threshing cylinder; Cutter axis is connected with sprocket wheel;
Power input sprocket on the driving shaft of threshing cylinder is connected by sprocket drive structure with the output shaft of gearbox;
Also comprise differential conversion sprocket wheel; Differential conversion sprocket wheel comprises power input sprocket and power output sprocket, the two synchronous axial system; The power input sprocket of differential conversion sprocket wheel connects the power output sprocket on the driving shaft of threshing cylinder by driving-chain; The power output sprocket of differential conversion sprocket wheel connects cutter axis upper sprocket wheel by driving-chain;
Sprocket wheel on the driving shaft of described threshing cylinder on the power input sprocket of power input sprocket and power output sprocket and differential conversion sprocket wheel and power output sprocket and cutter axis, on these five sprocket wheels, the relation of the number of teeth meets the proportionate relationship of the rotating speed of cutter axis and the rotating speed of threshing cylinder.
Shrouding and Lysimachia sikokiana dividing plate after the head and the tail two ends of cutter axis are equipped with respectively; The bearing block of cutter axis is covered with bowl-type cover.
In Fig. 1, each parts and mark thereof correspond to: the power input sprocket on the driving shaft of straw chopping and throwing device A, sheller unit B, differential conversion sprocket wheel 8, feeding screw 9, Lysimachia sikokiana dividing plate 10, rear shrouding 11, the driving shaft 12 of threshing cylinder, bearing 13, threshing cylinder and power output sprocket 14.
In Fig. 2, each parts and mark thereof correspond to: sprocket wheel 7, bowl-type cover 15 on blade a, cutterhead b, cutter axis c, broken cylinder d, stationary knife 5, blade contiguous block 6, cutter axis.
As Fig. 3, comprise blade body 1, blade 2 and blade assembly structure with blade; The shape of described blade body 1 is trapezoidal, and blade 2 is on the top of trapezoidal hypotenuse, and blade assembly structure is in trapezoidal bottom; On described trapezoidal hypotenuse, blade 2 place partial-length and non-blade place partial-length ratio are 7:1 ~ 12:1; Blade 2 is provided with sawtooth 3.
Described sawtooth 3 is in the first half of blade, and on described trapezoidal hypotenuse, blade 2 is provided with on the length of serrated portion and blade 2 does not have the length ratio of serrated portion to be 1:2 ~ 3:1.
The shape of blade body 1 is isosceles trapezoid.
As Fig. 4, the section along the hatching gained of blade is isosceles trapezoid, and this hatching is parallel with the trapezoidal upper and lower end of blade body.
Cutterhead is provided with blade contiguous block 6; Blade contiguous block is even axisymmetricly along the periphery of cutterhead; The both sides of each blade contiguous block respectively connect a blade.Between two blades of stationary knife place plane on same blade contiguous block.Spacing between described stationary knife place plane to two blades on same blade contiguous block is identical.
Blade assembly structure is through hole 4; Described blade contiguous block has the screw corresponding with this lead to the hole site, screw is equipped with bolt.
Claims (8)
1. the longitudinal axial flow band chopper mill combination roll of a combine, comprise sheller unit and threshing drive unit, threshing drive unit connects driving sheller unit, it is characterized in that also comprising straw chopping and throwing device, the charging aperture of described straw chopping and throwing device is connected to the straw outlet of described sheller unit; Straw chopping and throwing device has and sheds mouth;
Described sheller unit comprises thrashing cylinder, threshing cylinder and threshing tooth; Described threshing cylinder is in thrashing cylinder, and the axis of the two is identical; Threshing cylinder is provided with threshing tooth; The straw outlet of sheller unit is at the tail end of threshing cylinder; Described threshing drive unit connects driving threshing cylinder;
Straw chopping and throwing device comprises blade, cutterhead, cutter axis, broken cylinder and cutter axis drive unit; Described cutterhead position is in broken cylinder, and cutterhead is contained on cutter axis; The axis of cutter axis is identical with the axis of broken cylinder, and the axis of cutter axis is through the center of circle of cutterhead; Described blade is contained on cutterhead; Described mouth of shedding is opened in the bottom of broken cylinder, and sheds the below of mouth at cutterhead; The output shaft of described cutter axis drive unit connects driving cutter axis by linkage;
Described threshing cylinder is identical with the axis of cutter axis;
The rotating speed of described cutter axis is 2.5 thousand revs/min ~ 4.7 thousand revs/min; The rotating speed of described threshing cylinder is 0.7 thousand revs/min ~ 1.2 thousand revs/min;
Described blade comprises blade body, blade and blade assembly structure; The shape of described blade body is trapezoidal, and blade is on the top of trapezoidal hypotenuse, and blade assembly structure is in trapezoidal bottom; On described trapezoidal hypotenuse, blade place partial-length and non-blade place partial-length ratio are 7:1 ~ 12:1; Blade is provided with sawtooth; Described blade body is contained on cutterhead by blade assembly structure;
Described sawtooth is in the first half of blade, and on described trapezoidal hypotenuse, blade is provided with on the length of serrated portion and blade does not have the length ratio of serrated portion to be 1:2 ~ 3:1;
The shape of blade body is isosceles trapezoid; Section along the hatching gained of blade is isosceles trapezoid, and this hatching is parallel with the trapezoidal upper and lower end of blade body.
2. the longitudinal axial flow band chopper mill combination roll of combine according to claim 1, is characterized in that described straw chopping and throwing device also comprises stationary knife, and stationary knife is on the barrel of broken cylinder, and stationary knife place plane does not overlap with blade place plane;
Described sheller unit also comprises feeding screw; The head end of threshing cylinder connects feeding screw; The inwall of thrashing cylinder is provided with prerotation vane, and prerotation vane is perpendicular to the inwall of thrashing cylinder, and prerotation vane is on the helical around thrashing cylinder axis direction.
3. the longitudinal axial flow band chopper mill combination roll of combine according to claim 1, is characterized in that described threshing drive unit and cutter axis drive unit are all the engines of combine; Also comprise gearbox; The power take-off of engine connects the power input shaft of gearbox, and the output shaft of gearbox connects driving shaft and the cutter axis of threshing cylinder by sprocket drive structure.
4. the longitudinal axial flow band chopper mill combination roll of combine according to claim 3, it is characterized in that in described cutter axis it being hollow, the driving shaft of described threshing cylinder is through this hollow, and the driving shaft of threshing cylinder is connected by bearing with between cutter axis; And cutter axis is identical with the rotation direction of threshing cylinder;
Power input sprocket and power output sprocket is connected with, the two synchronous axial system at the tail end of the driving shaft of threshing cylinder; Cutter axis is connected with sprocket wheel;
Power input sprocket on the driving shaft of threshing cylinder is connected by sprocket drive structure with the output shaft of gearbox;
Also comprise differential conversion sprocket wheel; Differential conversion sprocket wheel comprises power input sprocket and power output sprocket, the two synchronous axial system; The power input sprocket of differential conversion sprocket wheel connects the power output sprocket on the driving shaft of threshing cylinder by driving-chain; The power output sprocket of differential conversion sprocket wheel connects cutter axis upper sprocket wheel by driving-chain;
Sprocket wheel on the driving shaft of described threshing cylinder on the power input sprocket of power input sprocket and power output sprocket and differential conversion sprocket wheel and power output sprocket and cutter axis, on these five sprocket wheels, the relation of the number of teeth meets the proportionate relationship of the rotating speed of cutter axis and the rotating speed of threshing cylinder.
5. the longitudinal axial flow band chopper mill combination roll of combine according to claim 1, is characterized in that shrouding and Lysimachia sikokiana dividing plate after the head and the tail two ends of cutter axis are equipped with respectively; The bearing block of cutter axis is covered with bowl-type cover.
6. the longitudinal axial flow band chopper mill combination roll of combine according to claim 1, is characterized in that described cutterhead is provided with blade contiguous block; Blade contiguous block is even axisymmetricly along the periphery of cutterhead; The both sides of each blade contiguous block respectively connect a blade;
Between two blades of stationary knife place plane on same blade contiguous block.
7. the longitudinal axial flow band chopper mill combination roll of combine according to claim 6, is characterized in that the spacing between described stationary knife place plane to two blades on same blade contiguous block is identical.
8. the longitudinal axial flow band chopper mill combination roll of combine according to claim 6, is characterized in that blade assembly structure is through hole; Described blade contiguous block has the screw corresponding with this lead to the hole site, screw is equipped with bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310047796.1A CN103270855B (en) | 2013-01-13 | 2013-02-06 | Longitudinal axial flow belt cut-up type combined roller of combined harvester |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200151799 | 2013-01-13 | ||
| CN201320015179.9 | 2013-01-13 | ||
| CN201320015179 | 2013-01-13 | ||
| CN201310047796.1A CN103270855B (en) | 2013-01-13 | 2013-02-06 | Longitudinal axial flow belt cut-up type combined roller of combined harvester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103270855A CN103270855A (en) | 2013-09-04 |
| CN103270855B true CN103270855B (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320069578 Withdrawn - After Issue CN203105143U (en) | 2013-01-13 | 2013-02-06 | Longitudinal axial flow belt cutting-up type combined rotary drum of combine-harvester |
| CN201310047796.1A Expired - Fee Related CN103270855B (en) | 2013-01-13 | 2013-02-06 | Longitudinal axial flow belt cut-up type combined roller of combined harvester |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320069578 Withdrawn - After Issue CN203105143U (en) | 2013-01-13 | 2013-02-06 | Longitudinal axial flow belt cutting-up type combined rotary drum of combine-harvester |
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| CN (2) | CN203105143U (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203105143U (en) * | 2013-01-13 | 2013-08-07 | 兴化市利源农业装备制造有限公司 | Longitudinal axial flow belt cutting-up type combined rotary drum of combine-harvester |
| CN103137268B (en) * | 2013-02-05 | 2016-04-20 | 广东威奇电工材料有限公司 | The production technology of enameled sheet wire |
| CN104429415A (en) * | 2014-12-14 | 2015-03-25 | 朱学成 | Portable straw powdering machine |
| CN105475264B (en) * | 2015-12-15 | 2017-12-29 | 中南林业科技大学 | Differential weeding crushed work head |
| CN106385998A (en) * | 2016-08-23 | 2017-02-15 | 张铁刚 | Threshing cylinder coaxial speed regulation fan |
| CN109588120A (en) * | 2018-12-28 | 2019-04-09 | 江苏大学 | First planting rice forces feeding threshing separation to crush integrated apparatus |
| CN111527885A (en) * | 2020-03-24 | 2020-08-14 | 金华职业技术学院 | Threshing separator with coaxial equidirectional differential straw cutting mechanism |
| CN114451153A (en) * | 2022-01-20 | 2022-05-10 | 益阳创辉农业机械装备有限公司 | Double-speed threshing cylinder with grass chopping device |
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| CN201450869U (en) * | 2009-07-31 | 2010-05-12 | 李长海 | Chopped straw threshing machine |
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| CN203105143U (en) * | 2013-01-13 | 2013-08-07 | 兴化市利源农业装备制造有限公司 | Longitudinal axial flow belt cutting-up type combined rotary drum of combine-harvester |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7104883B2 (en) * | 2003-06-23 | 2006-09-12 | Deere & Company | Straw chopper blade |
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2013
- 2013-02-06 CN CN 201320069578 patent/CN203105143U/en not_active Withdrawn - After Issue
- 2013-02-06 CN CN201310047796.1A patent/CN103270855B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN2097511U (en) * | 1991-05-16 | 1992-03-04 | 桂林联合收割机总厂 | Axial flow type sheller unit of cereal complete harvester |
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| CN201260308Y (en) * | 2008-09-18 | 2009-06-24 | 绵阳市伊俊货厢改制有限公司 | Chaff threshing mill |
| CN201369943Y (en) * | 2009-01-06 | 2009-12-30 | 王江涛 | Anti-twisting device of maize threshing machine roller |
| CN101663937A (en) * | 2009-02-05 | 2010-03-10 | 湖州星光农机制造有限公司 | Straw crushing and throwing method and device of full-feeding combine harvester |
| CN101548610A (en) * | 2009-04-28 | 2009-10-07 | 中机南方机械股份有限公司 | Straw chopping apparatus in combine harvester |
| CN201450869U (en) * | 2009-07-31 | 2010-05-12 | 李长海 | Chopped straw threshing machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN203105143U (en) | 2013-08-07 |
| CN103270855A (en) | 2013-09-04 |
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