CN103270855A - 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 PDF

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Publication number
CN103270855A
CN103270855A CN2013100477961A CN201310047796A CN103270855A CN 103270855 A CN103270855 A CN 103270855A CN 2013100477961 A CN2013100477961 A CN 2013100477961A CN 201310047796 A CN201310047796 A CN 201310047796A CN 103270855 A CN103270855 A CN 103270855A
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CN
China
Prior art keywords
blade
threshing
cutter axis
axis
threshing cylinder
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Granted
Application number
CN2013100477961A
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Chinese (zh)
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CN103270855B (en
Inventor
赵卫青
朱凤年
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XINGHUA LIYUAN AGRICULTURAL EQUIPMENT MANUFACTURING Co Ltd
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XINGHUA LIYUAN AGRICULTURAL EQUIPMENT MANUFACTURING Co Ltd
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Publication date
Priority to CN201320015179.9 priority Critical
Priority to CN2013200151799 priority
Priority to CN201320015179 priority
Application filed by XINGHUA LIYUAN AGRICULTURAL EQUIPMENT MANUFACTURING Co Ltd filed Critical XINGHUA LIYUAN AGRICULTURAL EQUIPMENT MANUFACTURING Co Ltd
Priority to CN201310047796.1A priority patent/CN103270855B/en
Publication of CN103270855A publication Critical patent/CN103270855A/en
Application granted granted Critical
Publication of CN103270855B publication Critical patent/CN103270855B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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

The longitudinal axis stream band chopper mill combination roll of combine
Technical field
The technical program belongs to field of agricultural machinery, is specifically related to a kind of longitudinal axis stream band chopper mill combination roll of combine.
Background technology
In the prior art, threshing cylinder parts and the stalks cutting of rice/wheat combine arrange respectively.In the prior art, the effect of stalks cutting is undesirable, the size of the stalk after the shearing long (reaching more than the 30cm), overweightly causes shedding inhomogeneous, and the distribution in the arable land is too concentrated, grows pathogenic bacteria etc. easily.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, the technical program proposes a kind of longitudinal axis stream band chopper mill combination roll, comprises sheller unit and threshing drive unit, and the threshing drive unit connects the driving sheller unit; Also comprise the straw chopping and throwing device, the charging aperture of described straw chopping and throwing device is connected the straw outlet of described sheller unit; Have on the straw chopping and throwing device and shed mouth.(principle of this technological means is, is provided with integrated straw chopping and throwing device with it at the straw outlet place of sheller unit, and handling safety, simple, convenient, is shed evenly stalks cutting, more is conducive to straw-returning.)
Described sheller unit comprises threshing tube, threshing cylinder and threshing tooth; Described threshing cylinder is in the threshing tube, and the axis of the two is identical; Threshing cylinder is provided with the threshing tooth; The straw outlet of sheller unit is at the tail end of threshing cylinder; Described threshing drive unit connects the driving threshing cylinder;
The straw chopping and throwing device comprises blade, cutterhead, cutter axis, broken tube and cutter axis drive unit; Described cutterhead position is in broken tube, and cutterhead is contained on the cutter axis; The axially axis with broken tube of cutter axis is identical, and the axis of cutter axis passes the center of circle of cutterhead; On the cutterhead of described blade dress; The described mouth of shedding is opened in the bottom of broken tube, and sheds mouth below cutterhead; The output shaft of described cutter axis drive unit connects the driving cutter axis by linkage;
The axis of described threshing cylinder and cutter axis is identical;
The rotating speed of described cutter axis is 2.5 thousand rev/mins~4.7 thousand rev/mins; The rotating speed of described threshing cylinder is 0.7 thousand commentaries on classics~1.2 thousand commentaries on classics.(principle of this technological means is, drives blade by high-revolving cutter axis and sheds crushed straws, makes stalk shed evenly.Simultaneously, adopt the differential operation, crushing efficiency improves.)
Described straw chopping and throwing device also comprises stationary knife, and stationary knife is on the barrel of broken tube, and plane, stationary knife place does not overlap with plane, blade place; (principle of this technological means is, by the configuration of stationary knife and ordinary blade, makes cutterhead whenever circle, and blade and stationary knife can both cut stalk, makes crushed straws length answer and reduces, and can reach in the 8cm.)
Described sheller unit also comprises feeding screw; The head end of threshing cylinder connects feeding screw; The inwall of threshing tube is provided with prerotation vane, and prerotation vane is perpendicular to the inwall of threshing tube, and prerotation vane is on the helical of threshing tube axis direction.
Described threshing drive unit and cutter axis drive unit all are 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 the chain gear transmission structure.(principle of this technological means is directly to adopt the power on the combine.)
Be hollow in the described cutter axis, the driving shaft of described threshing cylinder passes this hollow, and is connected by bearing between the driving shaft of threshing cylinder and the cutter axis; And the rotation direction of cutter axis and threshing cylinder is identical;
Tail end at the driving shaft of threshing cylinder is connected with power input sprocket and power output sprocket, and the two rotates synchronously; Be connected with sprocket wheel on the cutter axis;
Power input sprocket on the driving shaft of threshing cylinder is connected by the chain gear transmission 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, and the two rotates synchronously; The power input sprocket of differential conversion sprocket wheel is by the power output sprocket on the driving shaft of driving-chain connection threshing cylinder; The power output sprocket of differential conversion sprocket wheel connects the cutter axis upper sprocket wheel by driving-chain;
Power input sprocket and power output sprocket and the differential conversion power input sprocket of sprocket wheel and the sprocket wheel on power output sprocket and the cutter axis on the driving shaft of described threshing cylinder, the relation of the number of teeth satisfies the proportionate relationship of the rotating speed of the rotating speed of cutter axis and threshing cylinder on these five sprocket wheels.
(principle of this technological means is, by specific drive mechanism, makes and realizes that under same set of power cutter axis and the differential of threshing cylinder move, and is simple and reliable.The rotation direction of cutter axis and threshing cylinder is identical, has in a disguised form reduced the turn speed of bearing when stressed.)
Back shrouding and Lysimachia sikokiana dividing plate are housed respectively at the head and the tail two ends of cutter axis; Bearing block at cutter axis is covered with a bowl type cover.(principle of this technological means is, by specific drive mechanism, makes and realizes that under same set of power cutter axis and the differential of threshing cylinder move, and is simple and reliable.Bowl type cover has played and has prevented that stalk from twining the effect of protection bearing.)
Described blade comprises blade body, blade and blade assembly structure; Being shaped as of described blade body is trapezoidal, and blade is on the top of trapezoidal hypotenuse, and the blade assembly structure is in trapezoidal bottom; On the 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 the cutterhead by the blade assembly structure.(principle of this technological means is, adopts the knife edge part of proper ratio length, and when blade rotated a circle, the stalk of cutting was many as far as possible, and, be unlikely to too many again, cause stalk to be wrapped on the cutter axis.Sawtooth except improving cutting effect, can also arrive the effect of shedding with the stalk after the cutting.)
Described sawtooth is in the first half of blade, and on the described trapezoidal hypotenuse, and blade is provided with that not have the length ratio of serrated portion on the length of serrated portion and the blade be 1:2~3:1.(principle of this technological means is, fully takes into account the requirement of stalk quantity in time of shedding and unit interval, accomplishes to throw movingly, throws evenly.)
Blade body be shaped as isosceles trapezoid.(principle of this technological means is make cutterhead rotate rotating and all can use, and effect to be 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 to be identical.)
Cutterhead is provided with the blade contiguous block; The blade contiguous block along the periphery of cutterhead evenly axisymmetricly; The both sides of each blade contiguous block respectively connect a blade.Plane, stationary knife place is between two blades on the same blade contiguous block.Spacing between two blades of plane, described stationary knife place to the same blade contiguous block is identical.
The blade assembly structure is through hole; Have the screw corresponding with this lead to the hole site on the described blade contiguous block, changeing at screw has bolt.(principle of this technological means is to be assemblied in blade on the cutterhead easily.)
Beneficial effect: after using the longitudinal axis stream band chopper mill combination roll of this combine, the stalk length that the cutterhead cutting obtains can be controlled in 8cm, and stalk is cut very brokenly, is conducive to throw and looses.
Description of drawings
Fig. 1 is the structural representation of the longitudinal axis stream 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, further illustrate the longitudinal axis stream band chopper mill combination roll of this combine:
As Fig. 1, a kind of longitudinal axis stream band chopper mill combination roll comprises sheller unit and threshing drive unit, and the threshing drive unit connects the driving sheller unit; Also comprise the straw chopping and throwing device, the charging aperture of described straw chopping and throwing device is connected the straw outlet of described sheller unit; Have on the straw chopping and throwing device and shed mouth.
Described sheller unit comprises threshing tube, threshing cylinder and threshing tooth; Described threshing cylinder is in the threshing tube, and the axis of the two is identical; Threshing cylinder is provided with the threshing tooth; The straw outlet of sheller unit is at the tail end of threshing cylinder; Described threshing drive unit connects the driving threshing cylinder;
As Fig. 2, the straw chopping and throwing device comprises blade, cutterhead, cutter axis, broken tube and cutter axis drive unit; Described cutterhead position is in broken tube, and cutterhead is contained on the cutter axis; The axially axis with broken tube of cutter axis is identical, and the axis of cutter axis passes the center of circle of cutterhead; On the cutterhead of described blade dress; The described mouth of shedding is opened in the bottom of broken tube, and sheds mouth below cutterhead; The output shaft of described cutter axis drive unit connects the driving cutter axis by linkage;
The axis of described threshing cylinder and cutter axis is identical;
The rotating speed of described cutter axis is 2.5 thousand rev/mins~4.7 thousand rev/mins; The rotating speed of described threshing cylinder is 0.7 thousand commentaries on classics~1.2 thousand commentaries on classics.
Described sheller unit also comprises feeding screw; The head end of threshing cylinder connects feeding screw; The inwall of threshing tube is provided with prerotation vane, and prerotation vane is perpendicular to the inwall of threshing tube, and prerotation vane is on the helical of threshing tube axis direction.
Described threshing drive unit and cutter axis drive unit all are 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 the chain gear transmission structure.
Be hollow in the described cutter axis, the driving shaft of described threshing cylinder passes this hollow, and is connected by bearing between the driving shaft of threshing cylinder and the cutter axis; And the rotation direction of cutter axis and threshing cylinder is identical;
Tail end at the driving shaft of threshing cylinder is connected with power input sprocket and power output sprocket, and the two rotates synchronously; Be connected with sprocket wheel on the cutter axis;
Power input sprocket on the driving shaft of threshing cylinder is connected by the chain gear transmission 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, and the two rotates synchronously; The power input sprocket of differential conversion sprocket wheel is by the power output sprocket on the driving shaft of driving-chain connection threshing cylinder; The power output sprocket of differential conversion sprocket wheel connects the cutter axis upper sprocket wheel by driving-chain;
Power input sprocket and power output sprocket and the differential conversion power input sprocket of sprocket wheel and the sprocket wheel on power output sprocket and the cutter axis on the driving shaft of described threshing cylinder, the relation of the number of teeth satisfies the proportionate relationship of the rotating speed of the rotating speed of cutter axis and threshing cylinder on these five sprocket wheels.
Back shrouding and Lysimachia sikokiana dividing plate are housed respectively at the head and the tail two ends of cutter axis; Bearing block at cutter axis is covered with a bowl type cover.
Among Fig. 1, each parts and sign thereof correspond to: the power input sprocket on the driving shaft of the driving shaft 12 of sheller unit A, straw chopping and throwing device B, differential conversion sprocket wheel 8, feeding screw 9, Lysimachia sikokiana dividing plate 10, back shrouding 11, threshing cylinder, bearing 13, threshing cylinder and power output sprocket 14, bowl type cover 15.
Among Fig. 2, each parts and sign thereof correspond to: the sprocket wheel 7 on blade a, cutterhead b, cutter axis c, broken tube d, stationary knife 5, blade contiguous block 6, the cutter axis.
As Fig. 3, comprise blade body 1, blade 2 and blade assembly structure with blade; Being shaped as of described blade body 1 is trapezoidal, and blade 2 is on the top of trapezoidal hypotenuse, and the blade assembly structure is in trapezoidal bottom; On the described trapezoidal hypotenuse, blade 2 place partial-lengths 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 the described trapezoidal hypotenuse, and blade 2 is provided with that not have the length ratio of serrated portion on the length of serrated portion and the blade 2 be 1:2~3:1.
Blade body 1 be shaped as isosceles trapezoid.
As Fig. 4, be isosceles trapezoid along the section of the hatching gained of blade, this hatching is parallel with the trapezoidal upper and lower end of blade body.
Cutterhead is provided with blade contiguous block 6; The blade contiguous block along the periphery of cutterhead evenly axisymmetricly; The both sides of each blade contiguous block respectively connect a blade.Plane, stationary knife place is between two blades on the same blade contiguous block.Spacing between two blades of plane, described stationary knife place to the same blade contiguous block is identical.
The blade assembly structure is through hole 4; Have the screw corresponding with this lead to the hole site on the described blade contiguous block, changeing at screw has bolt.

Claims (10)

1. the longitudinal axis of combine stream is with the chopper mill combination roll, comprise sheller unit and threshing drive unit, the threshing drive unit connects the driving sheller unit, it is characterized in that also comprising the straw chopping and throwing device, the charging aperture of described straw chopping and throwing device is connected the straw outlet of described sheller unit; Have on the straw chopping and throwing device and shed mouth.
2. the longitudinal axis of combine according to claim 1 stream band chopper mill combination roll is characterized in that described sheller unit comprises threshing tube, threshing cylinder and threshing tooth; Described threshing cylinder is in the threshing tube, and the axis of the two is identical; Threshing cylinder is provided with the threshing tooth; The straw outlet of sheller unit is at the tail end of threshing cylinder; Described threshing drive unit connects the driving threshing cylinder;
The straw chopping and throwing device comprises blade, cutterhead, cutter axis, broken tube and cutter axis drive unit; Described cutterhead position is in broken tube, and cutterhead is contained on the cutter axis; The axially axis with broken tube of cutter axis is identical, and the axis of cutter axis passes the center of circle of cutterhead; On the cutterhead of described blade dress; The described mouth of shedding is opened in the bottom of broken tube, and sheds mouth below cutterhead; The output shaft of described cutter axis drive unit connects the driving cutter axis by linkage;
The axis of described threshing cylinder and cutter axis is identical;
The rotating speed of described cutter axis is 2.5 thousand rev/mins~4.7 thousand rev/mins; The rotating speed of described threshing cylinder is 0.7 thousand commentaries on classics~1.2 thousand commentaries on classics.
3. the longitudinal axis of combine according to claim 2 stream band chopper mill combination roll is characterized in that described straw chopping and throwing device also comprises stationary knife, and stationary knife is on the barrel of broken tube, and plane, stationary knife place does not overlap with plane, blade place;
Described sheller unit also comprises feeding screw; The head end of threshing cylinder connects feeding screw; The inwall of threshing tube is provided with prerotation vane, and prerotation vane is perpendicular to the inwall of threshing tube, and prerotation vane is on the helical of threshing tube axis direction.
4. the longitudinal axis of combine according to claim 2 stream band chopper mill combination roll is characterized in that described threshing drive unit and cutter axis drive unit all are 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 the chain gear transmission structure.
5. the longitudinal axis of combine according to claim 4 stream is with the chopper mill combination roll, it is characterized in that in the described cutter axis it being hollow, the driving shaft of described threshing cylinder passes this hollow, and is connected by bearing between the driving shaft of threshing cylinder and the cutter axis; And the rotation direction of cutter axis and threshing cylinder is identical;
Tail end at the driving shaft of threshing cylinder is connected with power input sprocket and power output sprocket, and the two rotates synchronously; Be connected with sprocket wheel on the cutter axis;
Power input sprocket on the driving shaft of threshing cylinder is connected by the chain gear transmission 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, and the two rotates synchronously; The power input sprocket of differential conversion sprocket wheel is by the power output sprocket on the driving shaft of driving-chain connection threshing cylinder; The power output sprocket of differential conversion sprocket wheel connects the cutter axis upper sprocket wheel by driving-chain;
Power input sprocket and power output sprocket and the differential conversion power input sprocket of sprocket wheel and the sprocket wheel on power output sprocket and the cutter axis on the driving shaft of described threshing cylinder, the relation of the number of teeth satisfies the proportionate relationship of the rotating speed of the rotating speed of cutter axis and threshing cylinder on these five sprocket wheels.
6. the longitudinal axis of combine according to claim 2 stream band chopper mill combination roll is characterized in that being equipped with respectively at the head and the tail two ends of cutter axis back shrouding and Lysimachia sikokiana dividing plate; Bearing block at cutter axis is covered with a bowl type cover.
7. the longitudinal axis of combine according to claim 2 stream band chopper mill combination roll is characterized in that described blade comprises blade body, blade and blade assembly structure; Being shaped as of described blade body is trapezoidal, and blade is on the top of trapezoidal hypotenuse, and the blade assembly structure is in trapezoidal bottom; On the 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 the cutterhead by the blade assembly structure;
Described sawtooth is in the first half of blade, and on the described trapezoidal hypotenuse, and blade is provided with on the length of serrated portion and the blade does not have the length ratio of serrated portion to be: 1:2~3:1;
Blade body be shaped as 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.
8. the longitudinal axis of combine according to claim 7 stream band chopper mill combination roll is characterized in that described cutterhead is provided with the blade contiguous block; The blade contiguous block along the periphery of cutterhead evenly axisymmetricly; The both sides of each blade contiguous block respectively connect a blade;
Plane, stationary knife place is between two blades on the same blade contiguous block.
9. the longitudinal axis of combine according to claim 8 stream band chopper mill combination roll is characterized in that the spacing between two blades of plane, described stationary knife place to the same blade contiguous block is identical.
10. the longitudinal axis of combine according to claim 8 stream band chopper mill combination roll is characterized in that the blade assembly structure is through hole; Have the screw corresponding with this lead to the hole site on the described blade contiguous block, changeing at screw has bolt.
CN201310047796.1A 2013-01-13 2013-02-06 Longitudinal axial flow belt cut-up type combined roller of combined harvester Expired - Fee Related CN103270855B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201320015179.9 2013-01-13
CN2013200151799 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

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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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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105475264A (en) * 2015-12-15 2016-04-13 中南林业科技大学 Differential speed weeding smashing working head
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

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Publication number Priority date Publication date Assignee Title
CN103270855B (en) * 2013-01-13 2015-03-18 兴化市利源农业装备制造有限公司 Longitudinal axial flow belt cut-up type combined roller of combined 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
CN106385998A (en) * 2016-08-23 2017-02-15 张铁刚 Threshing cylinder coaxial speed regulation fan

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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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US20040259611A1 (en) * 2003-06-23 2004-12-23 Deere & Company, A Delaware Corporation Straw chopper blade
CN2648798Y (en) * 2003-10-15 2004-10-20 湖州中收星光联合收割机制造有限公司 Coaxial different-speed dual beater device for combined harvester
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105475264A (en) * 2015-12-15 2016-04-13 中南林业科技大学 Differential speed weeding smashing working head
CN105475264B (en) * 2015-12-15 2017-12-29 中南林业科技大学 Differential weeding crushed work head
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

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