CN203801287U - Novel shredding device of combined harvester - Google Patents
Novel shredding device of combined harvester Download PDFInfo
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- CN203801287U CN203801287U CN201420198640.3U CN201420198640U CN203801287U CN 203801287 U CN203801287 U CN 203801287U CN 201420198640 U CN201420198640 U CN 201420198640U CN 203801287 U CN203801287 U CN 203801287U
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- frame
- discharge
- shredding
- washboard
- grain header
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Abstract
The utility model relates to the field of harvesters, in particular to a novel shredding device of a combined harvester. The novel shredding device comprises a grass shredding rolling plate arranged at the rear end of a top cover, rolling teeth arranged on a tooth frame and matched with the grass shredding rolling plate and a grass shredding knife assembly arranged below a material outlet. The grass shredding knife assembly comprises a discharging frame arranged at the rear end of a machine frame, a frame cover arranged on the discharging frame, a discharging cavity located below the frame cover, a discharging roller arranged on the discharging frame and located in the discharging cavity, fixed knives arranged on the discharging frame and movable knives arranged on the discharging roller. The material outlet is communicated with the discharging cavity, and a discharge port is formed in the bottom of the discharging frame. According to the novel shredding device, motion inertia of a threshing roller is used for conducting primary shredding and separating on straw or weeds through rolling force of the teeth and the rolling plate, wherein the straw or the weeds are about to be discharged out; then, the shredded and separated straw or weeds fall down to be sent to the grass shredding knife assembly for final shredding through the shredding effect of the movable knives and the fixed knives and are then discharged out though the discharge port. The novel shredding device is simple in structure, low in cost, convenient to install, good in shredding effect, low in grass winding rate and high in shredding efficiency.
Description
Technical field
The utility model relates to grain header field, is specifically related to a kind of novel combination type grain header shredding mechanism that careless probability is low, shredding efficiency is high that twines.
Background technology
Under existing situation, haze has become the public enemy number one of environmental pollution, and the burning of stalk weeds can produce a large amount of hazes, cause environmental pollution, solve burning straw problem and just straw must be shredded as much as possible and again sneaks into soil as Fertilizer application, therefore the stalks cutting of grain header is required just higher.Domestic common combine shredding mechanism structure is that a shredding mechanism is installed in grain header afterbody straw outlet position at present, in shredding mechanism, mainly comprise stationary knife and moving knife, stationary knife is arranged on moving knife below, and moving knife is by being rotated counterclockwise (seeing with drive sprocket side).This structure has certain effect for the chopping of stalk, but also has its weak point.1, stationary knife is arranged on the below of moving knife, and moving knife rotates counterclockwise, and Lysimachia sikokiana gets rid of to vibratory sieve and easily forms cross-ventilation, causes the poor phenomenon of cleaning effect.2, stationary knife structure is single, and profile of tooth stationary knife harvesting paddy rice easily twines grass, and anodontia stationary knife getting wheat blade is sharp cannot be lasting, and easily impact chopping effect, also can cause Lysimachia sikokiana not smooth when serious.3, this structure rotor diameter is little, moving, stationary knife quantity is many (the each 20-24 of moving stationary knife), moving, stationary knife handing-over distance is large, and handover region is also large, and broken careless operation consumed power is large, is easy to impact and gathers in effect.4, moving, stationary knife quantity is many, corresponding maintenance cost is high, when maintenance cost.As application number: 200920283859.2 disclosed " with the shredding mechanism with the function shed of matched with combine " comprise the chopping cutter shaft being arranged on shredding mechanism casing, be connected to the chopping power transmission belt wheel of chopping cutter shaft outer end, support and shed impeller in the lower end of shredding mechanism casing, its structure has just increased by one and has shed impeller, still has above-mentioned variety of problems.
Summary of the invention
The object of the invention is provides a kind of novel combination type grain header shredding mechanism that careless probability is low, shredding efficiency is high that twines for the problems referred to above.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs:
A kind of novel combination type grain header shredding mechanism, described grain header comprises frame and is arranged at the threshing cylinder of upper rack, described threshing cylinder comprises top cover and braces, described threshing cylinder end bottom is provided with discharging opening, described shredding mechanism comprises the broken careless washboard that is arranged at top cover rear end, be arranged at the gear rolling coordinating on braces and with broken careless washboard and be arranged at the grass-smashing reamer assembly of discharging opening below, described grass-smashing reamer assembly comprises the discharge frame that is arranged at described frame rear end, be arranged at the frame lid on discharge frame, be positioned at the discharge chamber under frame lid, be arranged on discharge frame and be positioned at the discharge cylinder in discharge chamber and be arranged at discharge frame and discharge cylinder on stationary knife and moving knife, described discharging opening communicates with discharge chamber, described discharge frame bottom is discharge gate.
The present invention directly first utilizes the motional inertia of threshing cylinder that the stalk that is about to discharge or weeds are shredded for the first time and separated through the stranding power of gear rolling and washboard.Fall to delivering to grass-smashing reamer assembly again and carry out last chopping by the chopping effect of moving knife and stationary knife, then discharge through discharge gate.
As preferably, described moving knife is even staggered multiple on discharge cylinder surface.
As preferably, described discharge frame comprises the connecting rod that is positioned at discharge cylinder back upper place, and described stationary knife is to be row to be distributed on multiple on connecting rod, and described moving knife and stationary knife are crisscross arranged.
Discharge cylinder of the present invention rotates and clockwise rotates (seeing with drive sprocket side) towards frame rear, and stationary knife is arranged on the back upper place of moving knife, can effectively prevent the delay of stalk or weeds, can not cause chamber inner air convection.
As preferably, described broken careless washboard is to depend on the arc washboard that top cover arranges, and broken careless washboard is positioned at a side of top cover.
As preferably, described broken careless washboard is positioned at meets the side to braces rotation direction on top cover, described broken careless washboard is positioned at meets the side to braces rotation direction on top cover, described broken careless washboard lower surface arranges the washboard tooth of multiple fluctuatings, washboard tooth upper end is provided with long guide face, and described broken careless washboard from top to bottom width dwindles gradually.The chopping of this set-up mode is effective and be not easy to twine grass.
As preferably, described lid.Deflector can scatter stalk or weeds equably, evenly fall apart on the ground, simple in structure, but can play the effect of evenly shedding, and can make stationary knife that all stalks or weeds can fully be shredded, prevent that waste from stacking from, in a place, blocking or being entangled on cylinder, thereby also optimized the performance of equipment.
As preferably, described discharge chamber is positioned at the back lower place of described discharging opening, is provided with material for discharging opening is got off and leads the stock guide in discharge chamber in described frame.
Can make full use of the flailing action of threshing cylinder and guarantee that sieve plate is below threshing cylinder, cereal is fully recovered, prevent that cereal from being taken away by waste material, and waste material can get rid of backward with the deflector in cylinder in threshing cylinder, waste material is taken advantage of a situation and is directed to the grass-smashing reamer assembly of the back lower place, and can be by bounce-back to the sieve plate of grain header, to ensure that waste material can send into grass-smashing reamer and shred.
As preferably, described stationary knife is 12, and described moving knife is to be distributed on the row of 4 on discharge cylinder surface, often classifies 3 moving knife as, and the moving knife in adjacent columns is crisscross arranged.
Traditional moving stationary knife is too much, and cost is high, and moving stationary knife of the present invention is few, and cost is low, but more traditional good of chopping effect.
As preferably, adjacent described stationary knife is connected to form 6 independent cutter groups between two by connecting plate, and described stationary knife is fixed on connecting rod by connecting plate, and the handing-over distance of described moving knife and stationary knife is 20-30mm, and described discharge diameter of cylinder is 160-180mm.
Traditional moving knife is only arranged in the rotating shaft of minor diameter, and waste material free space is large, and a lot of waste materials do not shred just directly to be fallen on the ground, and broken grass falls the phenomenon of skewness on the ground, and the waste material that moving stationary knife handing-over distance cuts out is greatly excessively thick.The application's stationary knife is easy for installation, is connected firmly, and cost is low.The more traditional moving stationary knife of handing-over distance of moving knife and stationary knife joins apart from little, that waste material can be cut is more broken, the major diameter discharge cylinder simultaneously coordinating can make waste material in the time that cylinder rotates as the broken grass of the moving stationary knife of less handing-over distance, provide support power, and can effectively prevent that waste material is not broken but directly discharge from discharge gate earnestly.
The handing-over distance of the moving stationary knife in above-mentioned scope and discharge diameter of cylinder can make waste material chopping and broken grass evenly discharge best results, and loom runnability is best, twine careless low.
As preferably, described stationary knife and moving knife are with tooth or anodontia catling, and described gear rolling is the connection tooth that is arranged at broken careless washboard below.
Moving, stationary knife all adopts band tooth and the design of anodontia twolip, can adjust according to the difference of harvesting crop, and the hitting dynamics of connection tooth and broken careless washboard can be adjusted,
In sum, the utlity model has following beneficial effect:
1, the application's moving knife is by clockwise running, cleans, that straw outlet goes out careless direction is consistent, can not cause convection current in grain header inside with the vibratory sieve of grain header, and Lysimachia sikokiana is effective.
2, to roll drum diameter large for the application's discharge, and when normal operation, inertia is large, and overload operation ability is strong.
3, the application is moving, stationary knife quantity is few, the blade junction distance of positions is from narrow and small, and consumed power is little, and coordinates that the stranding of large diameter round as a ball cylinder, deflector and front loose washboard is broken can shred all waste materials fully with separating, and cut more brokenly, more even, broken grass is discharged evenly.
4, the application moves, stationary knife all adopts band tooth and the design of anodontia twolip, can adjust according to the difference of harvesting crop:
5, ask this morning stationary knife in position, moving knife back upper place, moving knife clockwise rotates, and crop is difficult to be detained, and reduces the careless probability that twines of stationary knife,
6, moving, stationary knife quantity is few, corresponding maintenance cost is low, keeps in repair laborsaving.
7, broken careless swing roller diameter is large, to shredding the transmission of power and preventing that overlength stalk or weeds are wound with better effect.
8, the present invention is simple in structure, cost is low, easy for installation, shred effectively, twine careless low.
Brief description of the drawings
Fig. 1 is structural representation one of the present invention;
Fig. 2 is structural representation two of the present invention;
Fig. 3 is broken careless washboard structure schematic diagram one;
Fig. 4 is broken careless washboard structure schematic diagram two;
Fig. 5 is broken careless washboard structure schematic diagram three.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; those skilled in the art are reading after this specification and can make to the present embodiment the amendment that there is no creative contribution as required, but as long as within the scope of claim of the present utility model, are all subject to the protection of Patent Law.
Embodiment mono-:
A kind of novel combination type grain header shredding mechanism, described grain header comprises frame 1 and is arranged at the threshing cylinder 2 on frame 1 top, described threshing cylinder 2 comprises top cover 22 and braces 25, described threshing cylinder 2 end bottoms are provided with discharging opening 21, described shredding mechanism comprises the broken careless washboard 23 that is arranged at top cover 22 rear ends, be arranged at the tooth 24 coordinating on braces 25 and with broken careless washboard 23 and the grass-smashing reamer assembly that is arranged at discharging opening 21 belows, described grass-smashing reamer assembly comprises the discharge frame 3 that is arranged at described frame 1 rear end, be arranged at the frame lid 31 on discharge frame 3, be positioned at the discharge chamber under frame lid 31, be arranged on discharge frame 3 and be positioned at the discharge cylinder 4 in discharge chamber and be arranged at discharge frame 3 and discharge cylinder 4 on stationary knife 5 and moving knife 6, described discharging opening 21 communicates with discharge chamber, described discharge frame 3 bottoms are discharge gate.Described moving knife 6 is evenly staggered lip-deep multiple at discharge cylinder 4.Discharge cylinder clockwise direction rotates as shown in drawings, rotates to frame rear direction.
Described discharge frame 3 comprises the connecting rod 31 that is positioned at discharge cylinder 4 back upper places, and described stationary knife 5 is distributed on multiple on connecting rod 31 for being row, and described moving knife 6 and stationary knife 5 are crisscross arranged.Connecting rod is also for fixed mount lid.Described broken careless washboard 23 is for to depend on the arc washboard that top cover 22 arranges, and broken careless washboard 23 is positioned at top cover 22 1 sides.Washboard lower surface arranges the washboard tooth of multiple fluctuatings, and washboard tooth upper end is provided with long guide face 231, and long guide face, by the waste material guiding washboard tooth of bringing, avoids waste material to be stuck on first washboard flank of tooth.
Described broken careless washboard is positioned at meets the side to braces rotation direction on top cover 22.Described broken careless washboard is positioned on top cover 22 meets the side to braces rotation direction, and described broken careless washboard 23 lower surfaces arrange the gear rolling of multiple fluctuatings, and gear rolling upper end is provided with long guide face 231, and described broken careless washboard 23 from top to bottom width dwindles gradually.As accompanying drawing 2 threshing cylinder clockwise directions rotate, broken careless washboard is arranged at the right side of top cover.On described lid 31, be provided with some deflectors 7.Frame lid comprises upper cover and bonnet, and stock guide is arranged on bonnet.Deflector upper end is towards discharging opening direction.Waste material can be scattered along whole discharge cylinder.
Described discharge chamber is positioned at the back lower place of described discharging opening 21, is provided with material for discharging opening 21 is got off and leads the stock guide 11 in discharge chamber in described frame 1.
Described stationary knife is 12, and described moving knife is four row that are distributed on discharge cylinder surface, often classifies three moving knife as, and the moving knife in adjacent columns is crisscross arranged.Adjacent described stationary knife is connected to form 6 independent cutter groups between two by connecting plate 51, and described stationary knife is fixed on connecting rod by connecting plate, and the handing-over distance of described moving knife and stationary knife is 25mm, and described discharge diameter of cylinder is 165mm.Described stationary knife and moving knife are with tooth or anodontia catling, and described gear rolling 24 is for being arranged at the connection tooth of broken careless washboard 23 belows.
Embodiment bis-:
Different from above-mentioned enforcement to be in described stationary knife be 15, and described moving knife, for being distributed on 5 row on discharge cylinder surface, is often classified 3 moving knife as, and the moving knife in adjacent columns is crisscross arranged.The handing-over distance of described moving knife and stationary knife is 20mm, and described discharge diameter of cylinder is 160mm.
Embodiment tri-:
Different from above-mentioned enforcement to be in described stationary knife be 10, and described moving knife is to be distributed on the row of 5 on discharge cylinder surface, and every row 2 are moving knife, and the moving knife in adjacent columns is crisscross arranged.The handing-over distance of described moving knife and stationary knife is 30mm, and described discharge diameter of cylinder is 180mm.
Embodiment tetra-:
Different from above-mentioned enforcement to be in described stationary knife be 12, and described moving knife is to be distributed on the row of 3 on discharge cylinder surface, often classifies 4 moving knife as, and the moving knife in adjacent columns is crisscross arranged.The handing-over distance of described moving knife and stationary knife is 28mm, and described discharge diameter of cylinder is 168mm.
The present invention directly first utilizes the motional inertia of threshing cylinder that the stalk that is about to discharge or weeds are shredded for the first time and separated through the stranding power of connection tooth and washboard.Fall to delivering to discharge chamber through stock guide again, transmitted by major diameter cylinder again, under the cooperation of moving knife, stationary knife and major diameter cylinder support power, waste material is carried out to last chopping, simultaneously through the transmission even action of discharge cylinder and deflector discharge from discharge gate.
Claims (10)
1. a novel combination type grain header shredding mechanism, described grain header comprises frame (1) and is arranged at the threshing cylinder (2) on frame (1) top, described threshing cylinder (2) comprises top cover (22) and braces (25), it is characterized in that: described threshing cylinder (2) end bottom is provided with discharging opening (21), described shredding mechanism comprises the broken careless washboard (23) that is arranged at top cover (22) rear end, be arranged at the upper and gear rolling (24) that coordinates with broken careless washboard (23) of braces (25) and be arranged at the grass-smashing reamer assembly below discharging opening (21), described grass-smashing reamer assembly comprises the discharge frame (3) that is arranged at described frame (1) rear end, be arranged at the frame lid (31) on discharge frame (3), be positioned at the discharge chamber under frame lid (31), be arranged at discharge frame (3) go up and be positioned at the discharge cylinder (4) in discharge chamber and be arranged at discharge frame (3) and discharge cylinder (4) on stationary knife (5) and moving knife (6), described discharging opening (21) communicates with discharge chamber, described discharge frame (3) bottom is discharge gate.
2. a kind of novel combination type grain header shredding mechanism according to claim 1, is characterized in that: described moving knife (6) is for evenly staggered lip-deep multiple at discharge cylinder (4).
3. a kind of novel combination type grain header shredding mechanism according to claim 2, it is characterized in that: described discharge frame (3) comprises the connecting rod (31) that is positioned at discharge cylinder (4) back upper place, described stationary knife (5) is distributed on multiple on connecting rod (31) for being row, and described moving knife (6) and stationary knife (5) are crisscross arranged.
4. a kind of novel combination type grain header shredding mechanism according to claim 1, is characterized in that: the arc washboard that described broken careless washboard (23) arranges for depending on top cover (22), and broken careless washboard (23) is positioned at a side of top cover (22).
5. a kind of novel combination type grain header shredding mechanism according to claim 4, it is characterized in that: described broken careless washboard is positioned at meets the side to braces rotation direction on top cover (22), described broken careless washboard (23) lower surface arranges the washboard tooth of multiple fluctuatings, washboard tooth upper end is provided with long guide face (231), and described broken careless washboard (23) from top to bottom width dwindles gradually.
6. a kind of novel combination type grain header shredding mechanism according to claim 5, is characterized in that: described lid (is provided with some deflectors (7) on 31.
7. a kind of novel combination type grain header shredding mechanism according to claim 1, it is characterized in that: described discharge chamber is positioned at the back lower place of described discharging opening (21), in described frame (1), be provided with material for discharging opening (21) is got off and lead the stock guide (11) in discharge chamber.
8. a kind of novel combination type grain header shredding mechanism according to claim 3, is characterized in that: described stationary knife is 12, and described moving knife is to be distributed on the row of 4 on discharge cylinder surface, often classifies 3 moving knife as, and the moving knife in adjacent columns is crisscross arranged.
9. a kind of novel combination type grain header shredding mechanism according to claim 8, it is characterized in that: adjacent described stationary knife is connected to form 6 independent cutter groups between two by connecting plate (51), described stationary knife is fixed on connecting rod by connecting plate, the handing-over distance of described moving knife and stationary knife is 20-30mm, and described discharge diameter of cylinder is 160-180mm.
10. a kind of novel combination type grain header shredding mechanism according to claim 3, is characterized in that: described stationary knife and moving knife are with tooth or anodontia catling, and described gear rolling (24) is for being arranged at the connection tooth below broken careless washboard (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420198640.3U CN203801287U (en) | 2014-04-23 | 2014-04-23 | Novel shredding device of combined harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420198640.3U CN203801287U (en) | 2014-04-23 | 2014-04-23 | Novel shredding device of combined harvester |
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| CN203801287U true CN203801287U (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420198640.3U Expired - Fee Related CN203801287U (en) | 2014-04-23 | 2014-04-23 | Novel shredding device of combined harvester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103931361A (en) * | 2014-04-23 | 2014-07-23 | 浙江亿森机械有限公司 | Novel combined harvester shredding device |
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2014
- 2014-04-23 CN CN201420198640.3U patent/CN203801287U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103931361A (en) * | 2014-04-23 | 2014-07-23 | 浙江亿森机械有限公司 | Novel combined harvester shredding device |
| CN103931361B (en) * | 2014-04-23 | 2015-12-02 | 浙江亿森机械有限公司 | A kind of novel combination type grain header shredding mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20170423 |