CN103821756B - The cleaning centrifugal cutter and there is the combine-harvester of this fan of a kind of combine-harvester - Google Patents
The cleaning centrifugal cutter and there is the combine-harvester of this fan of a kind of combine-harvester Download PDFInfo
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- CN103821756B CN103821756B CN201410081191.9A CN201410081191A CN103821756B CN 103821756 B CN103821756 B CN 103821756B CN 201410081191 A CN201410081191 A CN 201410081191A CN 103821756 B CN103821756 B CN 103821756B
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- 238000004140 cleaning Methods 0.000 title description 13
- 239000000463 material Substances 0.000 claims description 7
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- 238000000926 separation method Methods 0.000 description 3
- 241000604017 Lysimachia sikokiana Species 0.000 description 2
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Abstract
Centrifugal cutter cleaned by a kind of combine-harvester, has welded-type impeller axle (413), crosswise impeller framework (412), impeller blade (415), speed-regulating part (414), roller bearing units of usheing to seat (416).The present invention also comprises the combine-harvester with this centrifugal cutter.Adopt such structure, both decreased that impeller shaft produces around property distortion, after avoiding impeller shaft to loosen and the catastrophe failure that causes of housing collision rift.
Description
Technical field
What the present invention relates to a kind of combine-harvester cleans centrifugal cutter, particularly relates to a kind of impeller shaft that reduces and produces cleaning centrifugal cutter and comprising the combine-harvester of this fan around property distortion.
Background technique
Along with the progress of society and the development of science and technology, increasing machinery is applied in agricultural production, and combine-harvester is exactly one wherein.Combine-harvester once can complete the operation such as harvesting, threshing, separation cane, the assorted excess of removing of cereal crops, directly obtains crops finished product or the semi-finished product of various correspondence from field.
Usually utilize in combine-harvester and clean centrifugal cutter and carry out selection by winnowing to the crop after threshing, this cleans centrifugal fan across on front side of combine-harvester sheller unit, is generally made up of impeller and helix housing.Impeller is made up of impeller shaft, the band skeleton of axle sleeve, blade and axle etc. again.During assembling, first by blades installation on skeleton, in the axle sleeve in impeller shaft skeleton, then tighten axial restraint bolt and prevent skeleton to be shifted.But such structure impeller shaft when centrifugal cutter High Rotation Speed easily produces around property distortion, the loosening rear centrifugal blower of fixing bolt can collide with body simultaneously, then causes catastrophe failure.
In order to overcome above-mentioned deficiency, related domain needs one to clean centrifugal cutter, and structure reduces impeller shaft simply simultaneously and produces flexible deformation, and collides after avoiding blade to loosen, and causes catastrophe failure.
Summary of the invention
For solving the problem, the present invention proposes one and cleans centrifugal cutter, and it can reduce impeller shaft and produce flexible deformation, and structure is simple, easily manufactured, durable in use simultaneously.
Combine-harvester clean a centrifugal cutter, have impeller shaft, crosswise impeller framework, impeller blade, regulating wheel combination, roller bearing units of usheing to seat, it is characterized in that impeller shaft by impeller central siphon and insertion these impeller central siphon two ends embedded axle head group become.
Preferably this embedding spindle nose is fixed by welding in impeller central siphon.
Preferably the material of this impeller central siphon is the pipe that diameter is not less than 40mm, and the material embedding spindle nose is round steel.
The embedding spindle nose of preferred impeller central siphon one end is longer than the embedding spindle nose of the other end.
The degree of depth of preferred embedding spindle nose embedding impeller central siphon should be greater than 0.7 times of built-in end diameter.
Preferred described crosswise impeller framework is even numbers, and impeller blade is vertically mounted on the outer position of each side of crosswise impeller framework, and the quantity of impeller blade is the twice of impeller framework quantity, and blade is board-like material.
The center of preferred described crosswise impeller framework is provided with axis hole, crosswise impeller framework (412) is provided with from the outwardly outstanding reinforcement raised line of crosswise impeller framework (412), the impeller central siphon of impeller shaft passes the axis hole of an even numbers impeller framework, by welding manner, this even numbers impeller framework is fixed on impeller shaft at a certain distance, shorter embedding spindle nose is provided with roller bearing units of usheing to seat, longer embedding spindle nose is provided with usher to seat roller bearing units and speed-regulating part.
Preferred described impeller blade is connected by screw, rivets or is solder-connected in crosswise impeller framework, and described raised line is arranged around the axis hole of crosswise impeller framework, and described raised line is four, and this raised line and crosswise impeller framework are that panel beating is integrally formed.
A kind of combine-harvester, it has above-mentioned cleans centrifugal cutter.
Of the present invention cleans centrifugal cutter structure, has simplified structure, such as decreases the use of the parts such as axle sleeve, fastening screw trip bolt.Impeller framework can not loosen after directly welding with impeller shaft, the axle construction of special setting, and during guarantee High Rotation Speed, impeller shaft not easily produces and is out of shape around property; The speed-regulating part arranged, can also regulate wheel speed according to actual processing quickly and easily, ensure manufacturing efficiency.
Accompanying drawing explanation
Fig. 1 is the complete machine side schematic view of combine-harvester.
Fig. 2 is the complete machine schematic top plan view of combine-harvester.
Fig. 3 is the schematic diagram of the ceding of Taiwan.
Fig. 4 is the schematic diagram of intermediate conveying device.
Fig. 5 is the schematic diagram of sheller unit.
Fig. 6 is the schematic diagram of grain cleaning device.
Fig. 7 is the schematic diagram of grass breaking device.
Fig. 8 is discharge mechanism schematic diagram.
Fig. 9 is traveling gear overall schematic.
Figure 10 of the present inventionly cleans centrifugal fan structural representation.
Figure 11 is for clean its plan view of centrifugal fan according to the preferred embodiment of the present invention.
Figure 12 is the schematic diagram of crosswise impeller framework according to the preferred embodiment of the present invention.
Embodiment
See accompanying drawing 1,2, combine-harvester entirety can be divided into the ceding of Taiwan 1, feeding conveyer 2, installed threshing separator 3, grain cleaning machine 4, pulverizes grass arranging device 5, collect grain discharge mechanism 6, traveling gear 7 and other auxiliary device 8.
See accompanying drawing 2, 3, the ceding of Taiwan 1 is for stirring paddy rice, the crops such as (little) wheat greatly, and cut off bottom straw, the crops of cut-out are made to pour combine-harvester into, gathered and be delivered to inlet end, it mainly comprises header frame 11, winder 12, cutter 13, cutting table auger 14, nearside divider 15 and ceding of Taiwan transmission 16, header frame is as the body frame of the ceding of Taiwan, support each functional part of the whole ceding of Taiwan, by left and right sidesing wall plate, ceding of Taiwan base plate, cutter beam, lower and upper cross-member forms, winder is by paddy rice, the crop such as (little) wheat is allocated to the ceding of Taiwan greatly, be convenient to cutter cuts, winder is by dialling straw, width dish, rice crop-poking wheel axis, eccentric adjustment, winder transmission shaft, antiwind cap, tensioning is combined, adjustable straps is taken turns, winder strut forms, width dish is arranged on rice crop-poking wheel axis two ends, width dish circumference is provided with dials straw, left side is provided with antiwind cap, right side is provided with semi-disc, and winder strut, built with winder transmission shaft, is equipped with adjustable straps wheel on the right side of winder transmission shaft, the transmission of winder is by tensioning combination tensioning, cutter is used for cutting off bottom the crop straws such as paddy rice, large (little) wheat, and being convenient to crop can feed, and by moving knife bar, guard, pressuring blade device, cutter beam, helps fortune plate to form, cutter is arranged on ceding of Taiwan front cross beam, moving knife bar be provided with blade and help fortune plate, moving knife bar is arranged in guard, pressuring blade device pushes down moving knife bar, guard is arranged on cutter beam, cutting table auger is used for paddy rice, the crop such as (little) wheat is gathered and is delivered to inlet end under screw feeder effect greatly, by cutting table auger axle, screw feeder door closure, screw feeder cylindrical shell, height adjustment mechanism, eccentric adjustable mechanism, the compositions such as extending means, screw feeder door closure is arranged on screw feeder cylindrical shell maintenance mount inlet, cutting table auger axle is arranged in screw feeder cylindrical shell, height adjustment mechanism is arranged on a ceding of Taiwan left side, outside right wallboard, eccentric adjustable mechanism is arranged on the right side of the ceding of Taiwan, connect screw conveyor shaft right-hand member, extending means is arranged in screw feeder cylindrical shell, connect screw conveyor shaft, screw feeder door closure position, nearside divider is used for crop to be cut and does not cut crop separately, is made up of interior point of straw, outer point straw and straw separating plate, an interior point straw is arranged on inside the straw separating plate ceding of Taiwan, and an outer point straw is arranged on outside the straw separating plate ceding of Taiwan, ceding of Taiwan transmission is used for sending power to connecting rod by gap bridge, and connecting rod makes fork swing by eccentric wheel, finally drives cutter to make bilateral reciprocation, is made up of fork (swinging-ring mechanism), connecting rod and gap bridge etc., connecting rod upper bearing bracket position is connected with the eccentric mass on passing a bridge, and its other end forward, is connected with fork.
Winder 12 is arranged on the upper beam of header frame 11, cutter 13 is arranged on the front cross beam of header frame 11, nearside divider 15 is arranged on the front side of the left and right sidesing wall plate of header frame 11, cutting table auger 14 is arranged on the centre of header frame 11 left and right sidesing wall plate, and ceding of Taiwan transmission 16 is positioned at outside and the left rear side of the left wallboard of header frame 11.
See accompanying drawing 4, feeding conveyer 2 can be called delivery chute again, and for crops being delivered to the threshing separating opening of combine-harvester, it mainly comprises Conveying chains 21, drive roll 22, passive cylinder 23, delivery chute 24.The crop that Conveying chains is used for being delivered to by cutting table auger by chain-driving scraper plate conveying notch is delivered to delivery chute and threshing frame connection part, and be made up of chain, scraper plate, scraper plate bending is arranged on delivering chain dorsad; Drive roll by conveying driving shaft input power, and by transmission of power to Conveying chains, is made up of conveying driving shaft, anti-tangle half cover etc.; Export two bearing supports of driving shaft through delivery chute rear portion, two anti-tangle half covers hold and export driving shaft and be positioned at inside delivery chute two wallboard; Passive cylinder is regulated by controlling mechanism, its position in delivery chute is changed, thus reaches the effect of tensioning Conveying chains, by driven axle, passive cylindrical shell, regulates tensioning mechanism etc. to form; Passive cylinder is by driven axle through passive cylindrical shell, and two side arms are installed in driven axle both sides, regulates tensioning mechanism to be arranged on delivery chute entrance point, and is fixed on delivery chute left and right sidesing wall plate inwall; Crop, for connecting the ceding of Taiwan and threshing unit, is transported to threshing portion from ceding of Taiwan inlet end by delivery chute, and carry the whole ceding of Taiwan and self, by conveying cell body and cover plate etc. form; Conveying cell body is formed by left and right sidesing wall plate and upper and lower bottom plate four critical piece seam, and by two cover plates former and later two positions of base plate mounted thereto respectively.
Conveying chains 21 is arranged in delivery chute 24, and drive roll 22 is arranged on the top of delivery chute 24 left and right sidesing wall plate, and passive cylinder 23 is supported on below delivery chute 24 by left and right side arm.
Known see accompanying drawing 5, installed threshing separator 3 comprises feeding cylinder 31, threshing cylinder 32, top cover 33, separating screen 34, threshing transmission case 35, threshing frame 36, feeding cylinder is used for delivery chute being transported the crop of coming and sends into threshing cylinder, is formed by cone cylinder, helical blade seam; Feeding cylinder is arranged on threshing cylinder front end near ceding of Taiwan delivery chute, and helical blade is distributed on cone cylinder circumferentially; Threshing cylinder is used for being carried by feeding cylinder the crop of coming under the effect rotated, make seed and stalk depart from, and is made up of width dish, threshing toothed bar, anti-tangle disk and drum spindle; Threshing cylinder is arranged between the forward and backward wallboard of threshing upper spider, and connect feeding cylinder, anti-tangle disk is arranged on the two ends of drum spindle, middle installation width dish, and width dish circumference is provided with threshing toothed bar; Top cover is used for closing threshing cylinder, prevent from shedding, the grass guide board being installed on top cover plays the effect of guiding crop, and crop is carried smoothly backward, play the effect changing crop guiding speed simultaneously, be made up of grass guide board, gas strut, wearing plate, lid, linkage and controlling mechanism etc.; Wearing plate is arranged on the lid portion inside left and right sides, and grass guide board is arranged on lid portion inside top, and controlling mechanism is arranged on lid portion outside top, and gas strut is arranged on lid portion outside rear, and linkage is arranged on lid portion outside left side; Separating screen is used for auxiliary cylinder threshing, makes seed be separated with stalk simultaneously, is made up of longitudinal grating, arc grating etc.; Longitudinal grating, the zigzag weld of arc grating close and form, and are installed on below threshing cylinder; Threshing transmission case is used for transferring power, transmission rotating speed, changes direction, when crop blocks, delivery chute can be allowed to reverse, spue in time, be made up of casing, input shaft, bevel gear, linking mechanism, splined shaft, inversion axis etc.; Input shaft is arranged on the left side of casing, and inversion axis is arranged on the right side of casing, and linking mechanism is arranged on inversion axis, and bevel gear, splined shaft are arranged on centre.
Threshing transmission case 35 is arranged on the front of threshing frame 36; feeding cylinder 31 is connected with threshing cylinder 32; to be arranged on before and after threshing frame 36 in the middle of wallboard; top cover 33 is arranged on the top of feeding cylinder 31 and threshing cylinder 32; separating screen 34 is arranged on below feeding cylinder 31 and threshing cylinder 32, and threshing cylinder 32 axle is connected with threshing transmission case 35.Operationally; feeding cylinder 31 is driven the crops of threshing separating opening to be fed the threshing cylinder 32 extremely rotated by threshing transmission case 35; threshing transmission case 35 drives threshing cylinder 32 to rotate and hits seed; make seed threshing, seed or short stalk; under coordinate of top cover 33 with separating screen 34; drop in grain cleaning by separating screen 34; achieve crop kernel and assorted remaining being separated with straw; and straw is discharged threshing frame 36; free fall under gravity more than making seed and mixing, long stalk is led by the grass guide board on top cover 33 and is pulverized Lysimachia sikokiana portion.
As shown in Figure 6, grain cleaning machine 4 mainly comprises cleans frame 46, cleaning fan 41, vibrating sieve 42, trap 43, conveying screw feeder 44, intermediate transmission 45, cleaning fan produce wind-force make cereal, assorted more than be separated, stalk is blown out outside body, is made up of spiral case, impeller, fan shaft, floating idler pulley, wind direction board etc.; Fan shaft is equipped with impeller, and impeller is arranged in spiral case, and floating idler pulley is arranged on the left side of fan shaft, and wind direction board is arranged on exhaust outlet front; Used by oscillating screen in by seed, assorted more than carry out Separation by vibration, by screen frame, sieve, wire gauze sieve, form by original text plate, eccentric shaft, sprocket wheel, eccentric mass etc.; Sieve is arranged in screen frame, is welded on screen frame front by original text plate, and wire gauze sieve is arranged on bottom screen frame, and eccentric shaft is arranged on the rear of screen frame, and sprocket wheel is arranged on the left side of eccentric shaft, and eccentric mass is arranged on sprocket wheel; Trap being cleaned for collecting wind-force, being vibrated the seed after cleaning, and is made up of grain sliding plate, recovery plate etc.; Grain sliding plate is arranged on the front lower place of separating screen, reclaims the below that plate is arranged on vibrating sieve; Conveying screw feeder is used for the seed of collection being delivered to collection tanker or is shed by seed and realizes that secondary is de-again to be cleaned to cleaning in frame, is made up of conveying screw feeder, rethreshing device, bevel gear box, again de-screw feeder etc.; Conveying screw feeder is arranged in trap, and de-screw feeder is arranged in rethreshing device again, and bevel gear box is arranged on the right lateral side of conveying screw feeder; The power transmission that intermediate transmission is used for diesel engine to export exports, and is made up of input device, output unit, jack shaft, tension device etc.; Input device is arranged on the right side of jack shaft, and output unit is arranged on the left side of jack shaft, and tension device is arranged on the rear of output unit; Clean the whole dressing mechanism of rack support, be convenient to the maintenance of dressing mechanism, be made up of upper frame, access panel etc.; In the front of upper frame inside, access panel is positioned on upper frame left and right sidesing wall plate.
From accompanying drawing 1,2,7, pulverize grass arranging device 5 mainly to comprise pulverizing frame 51, crushing rotary drum 52, pulverize transmission 53, disperser 54, the effect supporting whole pulverizing Lysimachia sikokiana and protective housing erected by shredder, is made up of pulverizing frame, linkage, stationary knife seat etc.; Linkage is arranged on the left side of pulverizing frame, and stationary knife seat is arranged on to be pulverized in frame; Crushing rotary drum, by the rotation of self, by stalk cutting, is made up of crushing knife, drum shaft, cylindrical shell, anti-tangle circle etc.; Drum shaft is arranged in cylindrical shell, and crushing knife is arranged on cylindrical shell, and anti-tangle circle is arranged on cylindrical shell both sides; Pulverize transmission by come from clean part export transmission of power to crushing rotary drum, be made up of input device, tension device etc.; Input device is positioned at threshing frame left rear side, and tension device is positioned at front on the left of crushing rotary drum; The crop material that disperser will crush, diffusion orient, to specified path, is made up of diffuser plate, controlling mechanism; Controlling mechanism is arranged on to be pulverized in frame, and below crushing rotary drum, diffuser plate is arranged on pulverizing frame inner wall.
Crushing rotary drum 52 is arranged on to be pulverized inside frame 51 left and right sidesing wall plate, and disperser 54 is arranged on the below of crushing rotary drum 52, pulverizes transmission 53 and connects crushing rotary drum 52 and power driving part.Operationally, pulverize transmission 53 and power is passed to crushing rotary drum 52, crushing rotary drum 52 is rotated, the straw of being discharged by threshing separation, grain cleaning, assorted remainder drop down onto and pulverize frame 51, be arranged on being crushed to and pulverizing stationary knife seat in frame stalk is shredded on crushing rotary drum 52, along disperser 54, stalk scattered to field uniformly.
As shown in accompanying drawing 2,8, collection grain discharge mechanism 6 mainly comprises tanker 61, unloading screw conveyor 62, grain-unloading driving case 63, tanker collects the seed that grain cleaning is come, be transported to unloading screw conveyor by the horizontal screw conveyor of grain bin bottom, be made up of tanker housing, horizontal screw conveyor, locking device, tanker swivel gear, dispersion swing mechanism etc.; Horizontal screw conveyor is arranged on below tanker enclosure interior, and dispersion swing mechanism is arranged in tanker housing above horizontal screw conveyor, and tanker swivel gear is arranged on rear side of tanker housing, and locking device is arranged on front side of tanker housing; Horizontal screw conveyor in tanker carries the seed of coming carry and be expelled to specified position by unloading screw conveyor, is made up of screw feeder cylindrical shell, screw feeder panoramatic head, elevator screw feeder, reverse box etc.; Elevator screw feeder is arranged in screw feeder cylindrical shell, and screw feeder panoramatic head is arranged on below screw feeder cylindrical shell, and reverse box is arranged on horizontal screw conveyor joint in screw feeder cylinder body bottom and tanker; The transmission of power of motor to horizontal screw conveyor in tanker and unloading screw conveyor, is reached the object of unloading by grain-unloading driving case, is made up of casing, eccentric bushing, vibrating mechanism, input shaft, output shaft etc.; Input shaft is arranged on towards a left side in casing, and output shaft to be arranged in casing backwards, and eccentric bushing is arranged in tanker and is connected by spline housing with output shaft, and vibrating mechanism is arranged on eccentric bushing.
Grain-unloading driving case 63 is arranged on lower end on front side of tanker 61, is connected with the horizontal screw conveyor in tanker 61, and unloading screw conveyor 62 is arranged on lower end on rear side of tanker 61, is connected with horizontal screw conveyor in tanker 61.Tanker 61 stores the grain in elevator screw feeder in unloading screw conveyor 62, by grain-unloading driving case 63 by transmission of power to the horizontal screw conveyor in tanker 61, the cereal in tanker 61 is transported to unloading screw conveyor 62, and is delivered to appointed place by unloading screw conveyor 62.
As accompanying drawing 2,9 visible, other auxiliary device 8 mainly comprises protective housing 81 and illuminating system 82, wherein protective housing 81 comprises ceding of Taiwan protective housing, delivery chute case, threshing machine case, cleaner case, cylinder rear casing, unloading protection apron 816, straw outlet case etc., for playing a protective role to operator and machine; Illuminating system 82 allows operator can carry out the normal running of combine-harvester at night, and indicates the width of combine-harvester machine.
Traveling gear 7 mainly comprises chassis main frame 71, walking wheel 72, power system 73, hydraulic system 74, electrical system 76, operation bench 75, walking wheel 72 is arranged on the Zhi Chongliang of chassis main frame 71, on the front cross beam that diesel engine in power system 73 is arranged on chassis main frame 71 and middle cross beam, gearbox in power system 73 is arranged on the supporting base of chassis main frame 71, silencing apparatus in power system 73 is arranged on the middle below of chassis main frame 71, hydraulic system 74 and operation bench 75 are arranged on chassis main frame 71 front end, wherein chassis main frame 71, walking wheel 72 and operation bench 75 major part are made up of Q235-A, sprocket wheel is 45 forged steel.
When combine-harvester is in running order, under Diesel Driven, by stepless speed variator, power is reached gearbox, then reach the driving wheel of walking wheel, and under the cooperation of track roller and tugboat and rubber belt track, walk.Handle on operation bench realizes the forward-reverse left and right turn on chassis, the lifting of winder, the conversion of transmission speed ratio, the work operation of clutch, the operation such as lifting, unloading work clutch of unloading screw conveyor; Foot treadle on operation bench is braked chassis.
See Figure 10-11, in a preferred embodiment, of the present inventionly clean centrifugal cutter, have impeller shaft 413, crosswise impeller framework 412, impeller blade 415, speed-regulating part 414, roller bearing units 416 of usheing to seat, impeller shaft 413 is made up of the embedding spindle nose 423b at impeller central siphon 413a and these impeller central siphon 413a two ends of insertion.
As shown in Figure 12, crosswise impeller framework 412 is even numbers, the quantity of impeller blade 415 is the twice of impeller framework quantity, impeller blade 415 is vertically set on the outer position of each side of crosswise impeller framework 412, and blade is tabular embeds spindle nose 413b and be fixed by welding in impeller central siphon 413a.The center of crosswise impeller framework 412 is provided with axis hole (not shown), the impeller central siphon 413a of impeller shaft 413 passes the axis hole of an even numbers impeller framework 412, by welding manner, this even numbers impeller framework is fixed on impeller shaft 413 at a certain distance, this spacing can be equidistant setting also can be non-equidistant placement, arranges according to real work situation.
As shown in Figure 11, the material of impeller central siphon 413a is the pipe that diameter is not less than 40mm, and the material embedding spindle nose 413b is round steel.The embedding spindle nose of impeller central siphon 413a one end is longer than the embedding spindle nose of the other end.Shorter embedding spindle nose 423b is provided with roller bearing units 416 of usheing to seat, shorter embedding spindle nose 423b is provided with usher to seat roller bearing units 416 and speed-regulating part 414.This speed-regulating part in order to regulate the rotating speed of impeller shaft 413, and then controls the wind speed of fan.
According to other mode of executions of the present invention, embed spindle nose 423b and also with impeller central siphon 413a can be connected with screw or adopt riveted joint.Impeller blade 415 then can be connected by screw, rivets or be solder-connected in crosswise impeller framework 412.
According to other mode of executions of the present invention, impeller blade 415 and the integrated cast member of crosswise impeller framework 412.
The invention still further relates to a kind of combine-harvester, it has cleans centrifugal cutter as above simultaneously.
The above; be only patent of the present invention preferably embodiment; but the protection domain of patent of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope of patent diselosesll of the present invention; the change that can expect easily or replacement, within the protection domain that all should be encompassed in patent of the present invention.
Claims (5)
1. a combine-harvester clean centrifugal cutter, there is welded-type impeller axle (413), crosswise impeller framework (412), impeller blade (415), speed-regulating part (414), roller bearing units of usheing to seat (416), it is characterized in that impeller shaft (413) is made up of the embedding spindle nose (413b) at impeller central siphon (413a) and these impeller central siphon (413a) two ends of insertion, described embedding spindle nose (413b) is fixed by welding in impeller central siphon (413a), the degree of depth that described embedding spindle nose (413b) embeds impeller central siphon (413a) should be 0.7 to 1.2 times of built-in end diameter, the center of described crosswise impeller framework (412) is provided with axis hole, crosswise impeller framework (412) is provided with from the outwardly outstanding reinforcement raised line of crosswise impeller framework (412), the impeller central siphon (413a) of impeller shaft (413) is through the axis hole of an even numbers impeller framework (412), by welding manner, this even numbers impeller framework is fixed on impeller shaft (413) at a certain distance, shorter embedding spindle nose (413b) is provided with roller bearing units of usheing to seat (416), longer embedding spindle nose (413b) is provided with roller bearing units of usheing to seat (416) and speed-regulating part (414), described crosswise impeller framework (412) is even numbers, impeller blade (415) is vertically set on the outer position of each side of crosswise impeller framework (412), the quantity of impeller blade is the twice of impeller framework quantity, and blade is tabular.
2. clean centrifugal cutter as claimed in claim 1, it is characterized in that the diameter of this impeller central siphon (413a) is not less than 40mm, and the material embedding spindle nose (413b) is round steel.
3. clean centrifugal cutter as claimed in claim 2, it is characterized in that the embedding spindle nose of impeller central siphon (413a) one end is longer than the embedding spindle nose of the other end.
4. clean centrifugal cutter as claimed in claim 1, it is characterized in that, impeller blade (415) is connected by screw, rivets or is solder-connected in crosswise impeller framework (412), described raised line is arranged around the axis hole of crosswise impeller framework (412), described raised line is four, and this raised line and crosswise impeller framework (412) are that panel beating is integrally formed.
5. a combine-harvester, its have as arbitrary in claim 1-4 as described in clean centrifugal cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081191.9A CN103821756B (en) | 2014-03-06 | 2014-03-06 | The cleaning centrifugal cutter and there is the combine-harvester of this fan of a kind of combine-harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081191.9A CN103821756B (en) | 2014-03-06 | 2014-03-06 | The cleaning centrifugal cutter and there is the combine-harvester of this fan of a kind of combine-harvester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103821756A CN103821756A (en) | 2014-05-28 |
| CN103821756B true CN103821756B (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410081191.9A Expired - Fee Related CN103821756B (en) | 2014-03-06 | 2014-03-06 | The cleaning centrifugal cutter and there is the combine-harvester of this fan of a kind of combine-harvester |
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| Country | Link |
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| CN (1) | CN103821756B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105830630B (en) * | 2016-01-14 | 2020-09-15 | 金华职业技术学院 | Cleaning and conveying device for combine harvester |
| CN105830670A (en) * | 2016-01-14 | 2016-08-10 | 金华职业技术学院 | Cleaning device for combine harvester |
| CN112628175A (en) * | 2020-12-30 | 2021-04-09 | 江苏沃得农业机械股份有限公司 | Harvester fan |
| CN112628200A (en) * | 2020-12-30 | 2021-04-09 | 江苏沃得农业机械股份有限公司 | Harvester fan structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203809338U (en) * | 2014-03-06 | 2014-09-03 | 星光农机股份有限公司 | Cleaning centrifugal fan of combine harvester and combine harvester with fan |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD113980A1 (en) * | 1974-07-29 | 1975-07-12 | ||
| US5271713A (en) * | 1992-10-05 | 1993-12-21 | Deere & Company | Adjustable inlet for a harvester fan |
| CN2741344Y (en) * | 2004-08-14 | 2005-11-23 | 河北宣工福田重工有限公司 | Cleaning and selecting device for improved combine |
| CN203181618U (en) * | 2013-02-01 | 2013-09-11 | 奇瑞重工股份有限公司 | Cleaning and selecting fan of harvester |
-
2014
- 2014-03-06 CN CN201410081191.9A patent/CN103821756B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203809338U (en) * | 2014-03-06 | 2014-09-03 | 星光农机股份有限公司 | Cleaning centrifugal fan of combine harvester and combine harvester with fan |
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| CN103821756A (en) | 2014-05-28 |
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