CN109156174A - A kind of grain combine high speed centrifugation sheller unit - Google Patents
A kind of grain combine high speed centrifugation sheller unit Download PDFInfo
- Publication number
- CN109156174A CN109156174A CN201810902928.7A CN201810902928A CN109156174A CN 109156174 A CN109156174 A CN 109156174A CN 201810902928 A CN201810902928 A CN 201810902928A CN 109156174 A CN109156174 A CN 109156174A
- Authority
- CN
- China
- Prior art keywords
- toothed bar
- group
- threshing toothed
- threshing
- concave grate
- 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.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/18—Threshing devices
- A01F12/22—Threshing cylinders with teeth
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/18—Threshing devices
- A01F12/24—One-part threshing concaves
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/40—Arrangements of straw crushers or cutters
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/44—Grain cleaners; Grain separators
- A01F12/446—Sieving means
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F12/00—Parts or details of threshing apparatus
- A01F12/56—Driving mechanisms for the threshing parts
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Threshing Machine Elements (AREA)
Abstract
The present invention provides a kind of grain combine high speed centrifugation sheller units, including stator roller, rotary concave grate, power input gear group, driving gear set and grass breaking device;The rotary concave grate includes concave grate and external tooth top cover, and external tooth top cover is fixedly mounted in the concave grate both ends respectively;The power input gear group is located at concave grate one end, and the power input gear group is engaged with the external tooth top cover gear pair, for rotating rotary concave grate;The input terminal of the driving gear set is engaged with the external tooth top cover gear pair, and the output end of the driving gear set is connect with grass breaking device;The grass breaking device is located at the concave grate other end.The present invention is integrated with grass breaking device by threshing, effectively optimizes the structure of roller, simultaneously, whole device uses gear drive, compared with traditional pulley drive structure, so that sheller unit revolving speed is more stable, structure is more compact, and reliable working performance extends working life.
Description
Technical field
The present invention relates to grain threshing separation device technical field on combine harvester, in particular to a kind of cereal joint is received
Cutting mill high speed centrifugation sheller unit.
Background technique
Longitudinally axial flow threshing and separating installation is the important component on combine harvester, and combine harvester is in field work
Threshing separation can will be carried out in the cereal threshing drum feed of harvesting, the quality of the performance parameters such as threshing performance, breakage rate is directly
Affect the work quality of combine harvester.Compared with cut flow roller, the threshing time is longer, threshing performance is high, threshing separation property
Can be more preferable, length is not limited by combined harvester package size when being longitudinally arranged along machine, therefore is more and more widely used
On combine harvester.
The device and method separated at present about longitudinal axial flow grain threshing on combine harvester mainly has: Chinese patent
CN201520994619.9 has invented a kind of longitudinal axial flow differential threshing cylinder, connects former and later two threshing cylinders by differential mechanism,
Threshing cylinder low speed rotation before when work, rear threshing roller high speed rotation, can effectively solve high yield rice and difficult de- kind take off it is not clean
The problem of.Chinese patent CN201520994798.6 has invented a kind of anti-blocking kneader type threshing cylinder, is rubbed by setting
Washboard device and to get rid of hammer device be all kneader type when making bar to grain threshing can rotate the work of centrifugal force in threshing cylinder
Damage with lower reduction to grain, improves threshing quality;Chinese patent CN201610656061.2 has invented a kind of with pressure
The longitudinally axial flow threshing and separating installation of feeding unit, by will have the longitudinally axial flow threshing and separating installation of threshing separation of material effect with
It forces feeding unit to be combined into one, increases the Grasping skill of longitudinally axial flow threshing and separating installation, improve longitudinally axial flow threshing separation
The working efficiency of device improves the threshing performance of longitudinally axial flow threshing and separating installation, reduces loss late.
The above invention realizes the structure optimization to longitudinal axial flow threshing device, but existing longitudinally axial flow threshing roller exists
Biggish centrifugal force is still remained when high speed rotation, and rotary speed unstabilization is fixed, so that material stalk is in roller between threshing toothed bar
Collision be greater than threshing separation needed for hitting power, stalk is broken serious, causes the required power consumption of threshing cylinder to increase, threshing divides
From burden that is ineffective, and having aggravated cleaning plant.
Summary of the invention
For existing grain combine longitudinally axial flow threshing roller in threshing course, stalk is due to being revolved at a high speed
The impact of the threshing toothed bar turned, damage rate is higher, causes combine harvester separating effect bad, and aggravate showing for machine energy consumption
As, it is the present invention provides a kind of grain combine high speed centrifugation sheller unit, threshing is integrated with grass breaking device, and go
In addition to components such as cover boards, the structure of roller is effectively optimized, meanwhile, whole device uses gear drive, with traditional belt wheel transmission
Structure is compared, so that sheller unit revolving speed is more stable, structure is more compact, and reliable working performance extends working life.
The present invention achieves the above technical objects by the following technical means.
A kind of grain combine high speed centrifugation sheller unit, including rotary concave grate, power input gear group, biography
Moving gear group and grass breaking device;The rotary concave grate includes concave grate and external tooth top cover, and the concave grate both ends are solid respectively
Dingan County fills external tooth top cover;The power input gear group is located at concave grate one end, and the power input gear group and described outer
Tooth top lid gear pair engagement, for rotating rotary concave grate;The input terminal of the driving gear set and the external tooth top cover
Gear pair engagement, the output end of the driving gear set are connect with grass breaking device;The grass breaking device is located at the concave grate other end.
Further, the power input gear group includes power input gear case, transmission shaft A and the first helical gear;It is described
Power input gear case is set there are two parallel output end, and each output end connects transmission shaft A, each transmission shaft A
Two the first helical gears of upper installation, first helical gear are engaged with external tooth top cover.
Further, the grass breaking device includes second bevel gear, grass-smashing reamer installation axle, grass-smashing reamer and tool apron;The broken grass
It is evenly distributed with the tool apron in knife installation axle, grass-smashing reamer is installed on the tool apron;Grass-smashing reamer installation axle both ends are respectively equipped with second
Bevel gear;Any second bevel gear is connect with the driving gear set;
The driving gear set includes transmission shaft B, first bevel gear and the second helical gear;The transmission shaft B is fixed one end
First bevel gear installs the second helical gear on the transmission shaft B, and second helical gear and external tooth top cover correspond, described
Second helical gear is engaged with external tooth top cover;The first bevel gear is engaged with second bevel gear.
It further, further include stator roller;The stator roller includes threshing toothed bar installation axle, threshing toothed bar and central axis
Fixing seat;The threshing toothed bar installation axle passes through the rotary concave grate, and threshing toothed bar installation axle both ends pass through described
Central axis fixes seat supports;Several axially and radially uniformly distributed threshing toothed bars are installed, and axial in the threshing toothed bar installation axle
Adjacent threshing toothed bar is interspersed.
Further, the threshing toothed bar includes threshing toothed bar A group and threshing toothed bar B group, and the threshing toothed bar A group is by several
The threshing toothed bar of radial equipartition forms, and the threshing toothed bar B group is made of the threshing toothed bar of several radial equipartitions;The threshing tooth
Bar A group and threshing toothed bar B group are axially distributed in threshing toothed bar installation axle, and the threshing toothed bar and phase of the threshing toothed bar A group
The threshing toothed bar angle of adjacent threshing toothed bar B group is 30~45 °;Arrangement spacing between the threshing toothed bar B group is threshing toothed bar A
Twice that spacing is arranged between group.
Further, the threshing toothed bar of the threshing toothed bar A group and the threshing toothed bar of threshing toothed bar B group bar cylindrical
Shape, and diameter and equal length;Spacing between the adjacent threshing toothed bar A group is 135~145mm, the adjacent threshing toothed bar B
Spacing between group is 270~290mm.
It further, further include flow guide bar;The flow guide bar is distributed on the inner wall of external tooth top cover and concave grate.
Further, several pairs of flow guide bars are welded on the inner wall of the concave grate at equal intervals.
Further, the flow guide bar is semicircle strip thin plate;The flow guide bar arranged direction and concave grate are radially presented
10 °~15 ° angles, the spacing between the adjacent flow guide bar are identical as the spacing between the adjacent threshing toothed bar A group.
Further, the height of the grass-smashing reamer is incremented by successively from two sides to center, the spacing between grass-smashing reamer be 80~
100mm。
The beneficial effects of the present invention are:
1. grain combine high speed centrifugation sheller unit of the present invention, a whole set of transmission system is by gear drive
It constitutes, power is transmitted to transmission shaft A by gear-box, then is transmitted on rotary concave grate by transmission shaft A, while rotary notch board
Sieve drives transmission shaft B rotation, and transmission shaft B drives grass breaking device to rotate again, and gear drive makes the revolving speed of each component respectively add stabilization,
And the loss in power transmitting is effectively reduced, improve transmission efficiency.
2. grain combine high speed centrifugation sheller unit of the present invention saves compared with traditional threshing cylinder
Components, the roller frames such as spoke, spoke disk, feeding head, positioning plate has been gone to greatly simplify, inner space increases, so that material is de-
Movement in grain device is more smooth, efficiently solves material and is easy to be wrapped on the components such as spoke disk, spoke and threshing toothed bar
Problem.
3. grain combine high speed centrifugation sheller unit of the present invention, rotary concave grate high speed at work
Rotation, with traditional roller rotation compared with the fixed working method of concave grate, since the quality of concave grate is smaller, high speed rotation
When the eccentric moment that generates by the problems such as rigging error it is smaller, be beneficial to mitigate the vibration of sheller unit, keep its work more steady
It is fixed.
4. grain combine high speed centrifugation sheller unit of the present invention passes through concave grate high speed rotation roller
Fixed working method after material enters sheller unit, can be close to concave grate inner wall due to the effect of centrifugal force, with threshing
Ratch is stirred, and material is mobile along flow guide bar, avoid stalk be broken because of the impact excessive by threshing toothed bar to
The problem of seed leaks down from concave grate together improves threshing separating capacity, decreases because touching between threshing toothed bar and stalk
Hit power consumption that is excessive and generating.
5. grain combine high speed centrifugation sheller unit of the present invention, grass breaking device is arranged in rotary notch board
It sieves at straw outlet, while work is directly driven by rotary concave grate, it is integrated with grass breaking device to realize sheller unit, can
So that the structure on combine harvester is even closer, it is beneficial to the structure optimization of combine harvester.
Detailed description of the invention
Fig. 1 is grain combine high speed centrifugation sheller unit main view of the present invention.
Fig. 2 is grain combine high speed centrifugation sheller unit top view of the present invention.
Fig. 3 is stator roller installation diagram of the present invention.
Fig. 4 is stator roller of the present invention and rotary concave grate assembly structure figure.
Fig. 5 is rotary concave grate internal view of the present invention.
Fig. 6 is flow guide bar distribution schematic diagram of the present invention.
Fig. 7 is drive shaft system installation diagram of the present invention.
Fig. 8 is transmission principle figure of the present invention.
Fig. 9 is grass breaking device installation diagram of the present invention.
In figure:
1- stator roller;101- threshing toothed bar installation axle;102- threshing toothed bar A group;103- threshing toothed bar B group;In 104-
Mandrel fixing seat;The rotary concave grate of 2-;201- external tooth top cover;202-- concave grate;203- flow guide bar;3- power input gear
Group;301- power input gear case;302- transmission shaft A;303- transmission shaft A support base;The first helical gear of 304-;4- transmission gear
Group;401- transmission shaft B;402- transmission shaft B support base;403- first bevel gear;The second helical gear of 404-;5- grass breaking device;
501- second bevel gear;502- grass-smashing reamer installation axle;503- grass-smashing reamer;504- tool apron;505- installation axle support base.
Specific embodiment
Present invention will be further explained with reference to the attached drawings and specific examples, but protection scope of the present invention is simultaneously
It is without being limited thereto.
As depicted in figs. 1 and 2, grain combine high speed centrifugation sheller unit of the present invention, including stator rolling
Cylinder 1, rotary concave grate 2, power input gear group 3, driving gear set 4 and grass breaking device 5.The stator roller 1 penetrates rotation
Inside rotatable concave grate 2, installed with rotary 2 coaxial line of concave grate;The power input gear group 3 includes power input gear
Case 301, transmission shaft A302 and the first helical gear 304;The power input gear case 301 is set there are two parallel output end, often
A output end connects transmission shaft A302, two the first helical gears 304 of installation on each transmission shaft A302, and described first
Helical gear 304 is engaged with external tooth top cover 201.As shown, the power input gear group 3 is located at rotary about 2 concave grate
Two sides, the first helical gear 304 are meshed with external tooth top cover 201;
The grass breaking device 5 includes second bevel gear 501, grass-smashing reamer installation axle 502, grass-smashing reamer 503 and tool apron 504;Institute
The uniformly distributed tool apron 504 in grass-smashing reamer installation axle 502 is stated, grass-smashing reamer 503 is installed on the tool apron 504;The grass-smashing reamer installation
502 both ends of axis are respectively equipped with second bevel gear 501;Any second bevel gear 501 is connect with the driving gear set 4;Institute
Stating driving gear set 4 includes transmission shaft B401, first bevel gear 403 and the second helical gear 404;The one end the transmission shaft B401 is solid
Determine first bevel gear 403, the second helical gear 404, second helical gear 404 and external tooth top cover are installed on the transmission shaft B401
201 correspond, and second helical gear 404 is engaged with external tooth top cover 201;The first bevel gear 403 and second bevel gear
501 engagements.The driving gear set 4 is located at rotary 2 left and right sides of concave grate, and the second helical gear 404 is the same as external tooth top cover 201
It is meshed;The grass breaking device 5 is located at rotary 2 exit side of concave grate and axis in same level, second bevel gear
501 engage with the first bevel gear 403 in driving gear set 4.
As shown in figure 3, the stator roller 1 mainly includes threshing toothed bar installation axle 101, threshing toothed bar A group 102, threshing
Ratch B group 103 and central axis fixing seat 104;The threshing toothed bar installation axle 101 passes through the rotary concave grate 2, described de-
101 both ends of grain ratch installation axle are supported by the central axis fixing seat 104;The threshing toothed bar A group 102 is equal by several radial directions
The threshing toothed bar of cloth forms, and the threshing toothed bar B group 103 is made of the threshing toothed bar of several radial equipartitions;The threshing toothed bar A
Group 102 and threshing toothed bar B group 103 is axial to be distributed in threshing toothed bar installation axle 101, and the threshing of the threshing toothed bar A group 102
Ratch and the threshing toothed bar angle of adjacent threshing toothed bar B group 103 are 30~45 °;Arrangement between the threshing toothed bar B group 103
Spacing arranges twice of spacing between threshing toothed bar A group 102.The threshing toothed bar and threshing toothed bar of the threshing toothed bar A group 102
The threshing toothed bar of B group 103 is cylindrical rod-shaped, and diameter and equal length;Between between the adjacent threshing toothed bar A group 102
Away from for 135~145mm, the spacing between the adjacent threshing toothed bar B group (103) is 270~290mm.The threshing toothed bar installation
101 length of axis is 1750~1800mm, and diameter is 50~70mm;The threshing toothed bar A group 102 and the threshing toothed bar B group 103
It is made of the threshing toothed bar of 4 radial equipartitions, the threshing toothed bar A group 102 is evenly arranged in threshing toothed bar installation axle 101
11~12, the threshing toothed bar B group 103 is evenly arranged 5~6 in threshing toothed bar installation axle 101.
As shown in figure 4, the rotary concave grate 2 includes external tooth top cover 201, concave grate 202 and flow guide bar 203;It is described
External tooth top cover 201 is located at the both ends of concave grate 202, and installs with 202 coaxial line of concave grate;The flow guide bar 203 is distributed in outer
On the inner wall of tooth top lid 201;The external tooth top cover 201 with a thickness of 30~40mm, internal diameter is 700~720mm, outer diameter 740
~750mm;202 diameter of concave grate is 700~720mm, and length is 1350~1400mm, netted by upper and lower two semicircles
Sieve is constituted, and is bolted as an entirety, is welded among two external tooth top covers 201;201 external gear of external tooth top cover
Rotation direction is left-handed.
As shown in Figure 5 and Figure 6, on 202 inner wall of concave grate uniform welding 6~8 pairs of flow guide bars 203, each 203 side of flow guide bar
To parallel, and flow guide bar 203 is interspersed on concave grate 202.The flow guide bar 203 is in semicircle shape, high with a thickness of 2~3mm
Degree is 20~25mm;203 arranged direction of flow guide bar and concave grate 202 is radial is presented 10 °~15 ° angles is adjacent described to lead
The spacing flowed between item 203 is identical as the spacing between the adjacent threshing toothed bar A group 102.
As shown in Figure 7 and Figure 8, entire drive shaft system includes power input gear group 3 and driving gear set 4.The power
Input gear group 3 includes power input gear case 301, transmission shaft A302, transmission shaft A support base 303 and the first helical gear 304;
The transmission shaft A302 is set as two, stretches out from power input gear case 301 symmetrical above and belowly;The transmission shaft A support
Seat 303 is set as four, is respectively sleeved in two both ends transmission shaft A302;First helical gear 304 is set as four, every biography
On moving axis A302 there are two sets, it is fixed on the surface and underface of rotary concave grate 2, is engaged with two external tooth top covers 201.
First helical gear, 304 rotation direction is dextrorotation;Second helical gear, 404 rotation direction is dextrorotation;
The driving gear set 4 mainly includes transmission shaft B401, transmission shaft B support base 402, first bevel gear 403 and the
Two helical gears 404;The transmission shaft B401 is set as two, is located at rotary 2 two sides of concave grate;The transmission shaft B branch
Support seat 402 is set as four, is respectively sleeved in two both ends transmission shaft B401;Second helical gear 404 is set as four, every
On transmission shaft B401 there are two sets, rotary 2 two sides of concave grate are fixed on, are engaged with two external tooth top covers 201;First cone
Gear 403 is set as two, is attached separately to the tail end of two transmission shaft B401, nibbles with the second bevel gear 501 in grass breaking device 5
It closes.
The power input gear case 301 is used to the power of engine passing to entire sheller unit, since cereal joins
The engine speed for closing harvester is certain, is within the scope of optimum operating speed to control the revolving speed of high speed centrifugation sheller unit,
The internal drive ratio of power input gear case 301 is 1:2~1:2.5, and the helical gear 304 is rotated together with transmission shaft A302,
The power that power input gear case 301 conveys is passed into rotary concave grate 2, makes its high speed rotation, the first helical gear 304 with
Transmission ratio between rotary concave grate 2 is 4:1~5:1, and rotary concave grate 2 will be incited somebody to action again by engaging with the second helical gear 404
Power is sent to driving gear set 4, and the transmission ratio between rotary concave grate 2 and the second helical gear 404 is 1:4~1:5, and described the
One bevel gear 403 delivers power to second bevel gear 501, drives 5 high speed rotation of grass breaking device, first bevel gear 403 and the
Transmission ratio between two bevel gears 501 is 1.5:1~2:1.The transmission shaft A302 length be 2000~2050mm, diameter be 30~
40mm, the transmission shaft B401 length are 1750~1800mm, and diameter is 30~40mm.
As shown in figure 9, the grass breaking device 5 includes second bevel gear 501, grass-smashing reamer installation axle 502, grass-smashing reamer 503, knife
Seat 504 and installation axle support base 505;Circumferentially uniform welding is four rows, knife to the tool apron 504 in grass-smashing reamer installation axle 502
There are bolt hole in 504 two sides of seat, and inside is hollow;There is bolt hole below 503 side of grass-smashing reamer, is fixed by bolts in knife
At 504 borings of seat;The second bevel gear 501 is loaded on 502 both ends of grass-smashing reamer installation axle;The installation axle support base 505
Loaded on 501 inside of second bevel gear in grass-smashing reamer installation axle 502.The first bevel gear 403 and second bevel gear 501 are straight-tooth
Bevel gear.502 length of grass-smashing reamer installation axle is 870~900mm, and diameter is 30~40mm;The tool apron 504 is from grass-smashing reamer
The center of installation axle 502 is symmetrically welded to two sides as 4 rows, and every row 6, the angle between every row's tool apron 504 and an adjacent row is 90 °;
The grass-smashing reamer 503 is fastened on by bolted connection on tool apron 504.The height of the grass-smashing reamer 503 be 80~
320mm, 90~110mm of increasing height from two sides to center, grass-smashing reamer 503 with a thickness of 3~5mm, the spacing of grass-smashing reamer is
80~100mm.
Specific implementation process are as follows: stator roller 1 is fixed, and power input gear group 3 drives rotary 2 high speed of concave grate
Rotation, rotary concave grate 2 send power to grass breaking device 5 by driving gear set 4, and grass breaking device 5 equally starts high speed
Rotation.Material enters the gap between rotary concave grate 2 and stator roller 1 from feeding end along flow guide bar 203, and due to centrifugation
Rotary 2 inner wall of concave grate is close in power effect, and threshing toothed bar A group 102 and threshing toothed bar B group 103 constantly stir material stalk edge
Flow guide bar 203 is mobile, and seed completes threshing separation process from falling between the gap on rotary concave grate 2.Finally transported in stalk
It moves to outlet, straw chopping is completed whole work process by grass breaking device 5.
The embodiment is a preferred embodiment of the present invention, but present invention is not limited to the embodiments described above, not
In the case where substantive content of the invention, any conspicuous improvement that those skilled in the art can make, replacement
Or modification all belongs to the scope of protection of the present invention.
Claims (10)
1. a kind of grain combine high speed centrifugation sheller unit, which is characterized in that including rotary concave grate (2), power
Input gear group (3), driving gear set (4) and grass breaking device (5);The rotary concave grate (2) include concave grate (202) and
External tooth top cover (201) are fixedly mounted in external tooth top cover (201), concave grate (202) both ends respectively;The power input gear group
(3) it is located at concave grate (202) one end, and the power input gear group (3) is engaged with external tooth top cover (201) gear pair,
For rotating rotary concave grate (2);The input terminal of the driving gear set (4) and external tooth top cover (201) gear pair
Engagement, the output end of the driving gear set (4) are connect with grass breaking device (5);The grass breaking device (5) is located at concave grate
(202) other end.
2. grain combine high speed centrifugation sheller unit according to claim 1, which is characterized in that the power is defeated
Entering gear set (3) includes power input gear case (301), transmission shaft A (302) and the first helical gear (304);The power input
Gear-box (301) is set there are two parallel output end, and each output end connects transmission shaft A (302), each transmission shaft
Two the first helical gears (304) are installed, first helical gear (304) is engaged with external tooth top cover (201) on A (302).
3. grain combine high speed centrifugation sheller unit according to claim 1, which is characterized in that the broken grass dress
Setting (5) includes second bevel gear (501), grass-smashing reamer installation axle (502), grass-smashing reamer (503) and tool apron (504);The grass-smashing reamer
It is evenly distributed with the tool apron (504) in installation axle (502), grass-smashing reamer (503) are installed on the tool apron (504);The grass-smashing reamer installation
Axis (502) both ends are respectively equipped with second bevel gear (501);Any second bevel gear (501) and the driving gear set (4)
Connection;
The driving gear set (4) includes transmission shaft B (401), first bevel gear (403) and the second helical gear (404);The biography
(401) one end moving axis B is fixed first bevel gear (403), installs the second helical gear (404) on the transmission shaft B (401), described
Second helical gear (404) and external tooth top cover (201) correspond, and second helical gear (404) is nibbled with external tooth top cover (201)
It closes;The first bevel gear (403) is engaged with second bevel gear (501).
4. grain combine high speed centrifugation sheller unit according to claim 1, which is characterized in that further include stator
Roller (1);The stator roller (1) includes threshing toothed bar installation axle (101), threshing toothed bar and central axis fixing seat (104);Institute
Threshing toothed bar installation axle (101) are stated across the rotary concave grate (2), threshing toothed bar installation axle (101) both ends pass through
Central axis fixing seat (104) support;It is installed on the threshing toothed bar installation axle (101) several axially and radially uniformly distributed de-
Grain ratch, and axially adjacent threshing toothed bar is interspersed.
5. grain combine high speed centrifugation sheller unit according to claim 4, which is characterized in that the threshing tooth
Bar includes threshing toothed bar A group (102) and threshing toothed bar B group (103), and the threshing toothed bar A group (102) is by several radial equipartitions
Threshing toothed bar composition, the threshing toothed bar B group (103) are made of the threshing toothed bar of several radial equipartitions;The threshing toothed bar A group
(102) it is axially distributed on threshing toothed bar installation axle (101) with threshing toothed bar B group (103), and the threshing toothed bar A group (102)
Threshing toothed bar and the threshing toothed bar angle of adjacent threshing toothed bar B group (103) be 30~45 °;The threshing toothed bar B group (103)
Between arrangement spacing arranged between threshing toothed bar A group (102) twice of spacing.
6. grain combine high speed centrifugation sheller unit according to claim 5, which is characterized in that the threshing tooth
The threshing toothed bar of bar A group (102) and the threshing toothed bar of threshing toothed bar B group (103) are cylindrical rod-shaped, and diameter and length phase
Deng;Spacing between the adjacent threshing toothed bar A group (102) is 135~145mm, between the adjacent threshing toothed bar B group (103)
Spacing is 270~290mm.
7. grain combine high speed centrifugation sheller unit according to claim 1-6, which is characterized in that also
Including flow guide bar (203);The flow guide bar (203) is distributed on the inner wall of external tooth top cover (201) and concave grate (202).
8. grain combine high speed centrifugation sheller unit according to claim 7, which is characterized in that the concave grate
(202) several pairs of flow guide bars (203) are welded on inner wall at equal intervals.
9. grain combine high speed centrifugation sheller unit according to claim 8, which is characterized in that the flow guide bar
It (203) is semicircle strip thin plate;10 °~15 ° folders are radially presented in flow guide bar (203) arranged direction and concave grate (202)
Angle, the spacing between the adjacent flow guide bar (203) are identical as the spacing between the adjacent threshing toothed bar A group (102).
10. grain combine high speed centrifugation sheller unit according to claim 1-6, which is characterized in that
The height of the grass-smashing reamer (503) is incremented by successively from two sides to center, and the spacing between grass-smashing reamer (503) is 80~100mm.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810902928.7A CN109156174B (en) | 2018-08-09 | 2018-08-09 | High-speed centrifugal threshing device of grain combine harvester |
PCT/CN2018/103397 WO2020029348A1 (en) | 2018-08-09 | 2018-08-31 | High-speed centrifugal threshing apparatus of grain combine harvester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810902928.7A CN109156174B (en) | 2018-08-09 | 2018-08-09 | High-speed centrifugal threshing device of grain combine harvester |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109156174A true CN109156174A (en) | 2019-01-08 |
CN109156174B CN109156174B (en) | 2021-05-25 |
Family
ID=64895363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810902928.7A Active CN109156174B (en) | 2018-08-09 | 2018-08-09 | High-speed centrifugal threshing device of grain combine harvester |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN109156174B (en) |
WO (1) | WO2020029348A1 (en) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04346719A (en) * | 1991-05-20 | 1992-12-02 | Mitsubishi Agricult Mach Co Ltd | Down leaking member of threshing part in general purpose combine |
RU2343687C1 (en) * | 2007-11-07 | 2009-01-20 | Государственное научное учреждение Поволжский научно-исследовательский институт эколого-мелиоративных технологий Российской академии сельскохозяйственных наук | Separator for removing grain peels |
CN102630439A (en) * | 2012-04-26 | 2012-08-15 | 莱恩农业装备有限公司 | Novel threshing mechanism of whole-feed threshing machine |
CN103340064A (en) * | 2013-07-12 | 2013-10-09 | 鹤岗市田丰农机制造有限公司 | Combined type sealing cover and open-type axial flow threshing system using same |
CN203302022U (en) * | 2013-06-24 | 2013-11-27 | 宿迁市宇杰机械制造有限公司 | Grass cutting and discharging device of harvester |
CN203840806U (en) * | 2014-05-19 | 2014-09-24 | 福田雷沃国际重工股份有限公司 | Threshing tooth and threshing cylinder utilizing same |
CN104160832A (en) * | 2014-08-02 | 2014-11-26 | 刘岩 | Straw cutter of axial flow threshing or axial flow separating combine-harvester |
CN204811093U (en) * | 2015-08-13 | 2015-12-02 | 张铁刚 | Threshing cylinder notch board assembly gear drive rotary mechanism for thresher |
CN205093202U (en) * | 2015-09-24 | 2016-03-23 | 重庆潼双机械制造有限公司 | Bits of broken glass of threshing grass all -in -one |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4610915B2 (en) * | 2004-03-17 | 2011-01-12 | 三菱農機株式会社 | Threshing device |
JP5027639B2 (en) * | 2007-12-19 | 2012-09-19 | 株式会社クボタ | Self-removing combine |
KR101173787B1 (en) * | 2011-02-25 | 2012-08-16 | 이교섭 | Thresher |
CN102918987B (en) * | 2012-10-19 | 2014-11-26 | 江苏宇成动力集团有限公司 | Threshing cylinder component and straw cutting component combining device for rice and wheat harvester |
CN203057864U (en) * | 2013-01-15 | 2013-07-17 | 随州市双利农机制造有限公司 | Combine-harvester having grass chopping function |
CN204392895U (en) * | 2014-12-17 | 2015-06-17 | 星光农机股份有限公司 | A kind of threshing stalk smashing apparatus being applicable to grain header |
CN104919970A (en) * | 2015-06-18 | 2015-09-23 | 山东亚丰农业机械装备有限公司 | Grain combine harvester |
CN205830386U (en) * | 2016-07-12 | 2016-12-28 | 浙江亿森机械有限公司 | A kind of baby combine of band hay cutter |
-
2018
- 2018-08-09 CN CN201810902928.7A patent/CN109156174B/en active Active
- 2018-08-31 WO PCT/CN2018/103397 patent/WO2020029348A1/en active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04346719A (en) * | 1991-05-20 | 1992-12-02 | Mitsubishi Agricult Mach Co Ltd | Down leaking member of threshing part in general purpose combine |
RU2343687C1 (en) * | 2007-11-07 | 2009-01-20 | Государственное научное учреждение Поволжский научно-исследовательский институт эколого-мелиоративных технологий Российской академии сельскохозяйственных наук | Separator for removing grain peels |
CN102630439A (en) * | 2012-04-26 | 2012-08-15 | 莱恩农业装备有限公司 | Novel threshing mechanism of whole-feed threshing machine |
CN203302022U (en) * | 2013-06-24 | 2013-11-27 | 宿迁市宇杰机械制造有限公司 | Grass cutting and discharging device of harvester |
CN103340064A (en) * | 2013-07-12 | 2013-10-09 | 鹤岗市田丰农机制造有限公司 | Combined type sealing cover and open-type axial flow threshing system using same |
CN203840806U (en) * | 2014-05-19 | 2014-09-24 | 福田雷沃国际重工股份有限公司 | Threshing tooth and threshing cylinder utilizing same |
CN104160832A (en) * | 2014-08-02 | 2014-11-26 | 刘岩 | Straw cutter of axial flow threshing or axial flow separating combine-harvester |
CN204811093U (en) * | 2015-08-13 | 2015-12-02 | 张铁刚 | Threshing cylinder notch board assembly gear drive rotary mechanism for thresher |
CN205093202U (en) * | 2015-09-24 | 2016-03-23 | 重庆潼双机械制造有限公司 | Bits of broken glass of threshing grass all -in -one |
Also Published As
Publication number | Publication date |
---|---|
WO2020029348A1 (en) | 2020-02-13 |
CN109156174B (en) | 2021-05-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2332402B1 (en) | Helical bar concave and method of manufacturing. | |
CN102067768B (en) | Corn thresher | |
CN201609045U (en) | Grain threshing device | |
CN110612817B (en) | Differential axial flow threshing device | |
US8829389B2 (en) | Helical bar concave | |
CN103814708B (en) | A kind of adjustable sorting screen and there is the combine of this sorting screen | |
CN106258185B (en) | A kind of pair is cut stream combine harvester | |
CN104025813B (en) | A kind of sheller unit of full feeding combining | |
CN103821756B (en) | The cleaning centrifugal cutter and there is the combine-harvester of this fan of a kind of combine-harvester | |
CN110278763B (en) | Multi-tangential flow soybean combine harvester | |
CN109156174A (en) | A kind of grain combine high speed centrifugation sheller unit | |
CN106818071A (en) | Spike-tooth rasp bar combined cone type drum thresher | |
CN106818072A (en) | A kind of half feeds the anti-blocking reaper thresher of formula | |
CN114631432B (en) | Full-wrap-angle threshing and separating device and threshing method | |
CN114514828B (en) | Threshing and cleaning device and combine harvester | |
CN107258241A (en) | A kind of rape threshing and straw millstone | |
US5803807A (en) | Supporting system for a rotating concave grain threshing mechanism | |
CN203968709U (en) | A kind of axial threshing or axial flow separate combine hay cutter | |
CN203809338U (en) | Cleaning centrifugal fan of combine harvester and combine harvester with fan | |
CN109005940B (en) | Vertical corn kernel harvester | |
CN107306608A (en) | A kind of thresing machine and methods of threshing | |
CN207040265U (en) | A kind of rape threshing and straw millstone | |
CN104160832A (en) | Straw cutter of axial flow threshing or axial flow separating combine-harvester | |
US11744183B2 (en) | Sorghum cutting header and sorghum harvester with large feed volume and multiple reeling pans | |
CN201094202Y (en) | Mini-size maize thresher |
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 |