CN203748278U - Working part power transmission mechanism of combine-harvester and combine-harvester - Google Patents

Abstract

The utility model discloses a working part power transmission mechanism of a combine-harvester and the combine-harvester. The working part power transmission mechanism comprises an intermediate shaft, wherein one end of the intermediate shaft is connected with an engine, and the other end of the intermediate shaft transmits power forwards and backwards. The power transmit forwards is transmitted to a threshing transmission tank and respectively transmitted to a conveying trough and a threshing rotary drum after transition and direction change, and power transit by the conveying trough is transmitted to a header. The power transmit forwards is respectively transmitted to a front fan and a first horizontal screw conveyer, and the power transit by the first horizontal screw conveyer is respectively transmitted to a second horizontal screw conveyer, a vibration sieve and a smashing and grass discharging device. The engine directly transmits power to a grain unloading conveyer, and power for controlling postures of the grain unloading conveyer is from hydraulic pressure. The working part power transmission mechanism is reasonable in arrangement of power transmission paths, simple and reliable and particularly applicable to the crawler self-propelled combine-harvester.

Description

A kind of workpiece power drive mechanism and combine of combine

Technical field

The utility model relates to a kind of workpiece power drive mechanism of combine, relates in particular to a kind of workpiece power drive mechanism of crawler self-propelled combine harvester and the combine of this drive disk assembly of use.

Background technology

Along with social progress and scientific and technological development, increasing plant equipment is applied in agricultural production, and combine is exactly one wherein.Combine can once complete cereal harvesting, threshing, separation cane, remove the operations such as assorted excess, directly obtain crops finished product or the semi-finished product of various correspondences from field.

Combine work just needs power, and how power arranges, and adopts what scheme to be directly connected to the many factors such as the technical merit, manufacturing cost, transmission efficiency, noise control, reliability, maintenance difficulty of combine.And the current scheme of China generally all adopts the conventional transfer means of belt, chain, gear-box, take the deficiency that volume is large, transmission efficiency is low, control device falls behind and need to solve.

In order to alleviate above-mentioned deficiency, optimize drive path as far as possible, adopt some to improve drive path as schemes such as the grouped belts of hydraulic pressure, efficient driving is the purpose of this utility model more.

Utility model content

For optimizing the problems referred to above, the utility model proposes a kind of workpiece power transmission path of combine, comprise that horizontal left and right directions is arranged on diesel engine and cleans the jackshaft of the forward lower part of frame left and right sidesing wall plate, is received from exporting from left-hand end Fen Er road after the power of diesel engine by grouped belt by the right-hand end of jackshaft.One tunnel passes to the threshing transmission case in installed threshing separator feeding mouth front, and rolls and be arranged on the threshing cylinder in sheller unit by the active that passes to respectively the delivery chute of its below after described threshing transmission case deceleration transition and the commutation of case internal bevel gear; The second tunnel passes to and is arranged on the cleaning fan of cleaning frame 46 interior fronts and the horizontal screw conveyor of cleaning frame bottom, then passes to No. two horizontal screw conveyors and the vibratory sieve of two screw feeders top and the pulverizing grass arranging device of installed threshing separator rear side thereafter by horizontal screw conveyor.

Preferably, the active of described delivery chute is rolled on the one hand and is driven carrier chain that crop is flowed to installed threshing separator, again by the gap bridge power shaft to front ceding of Taiwan rear side by transmission of power that once slows down, passed to cutting table auger and toggle from left side by gap bridge power transmission shaft simultaneously.

Preferably, because the power intake of straw shift wheel is on right side, the straw shift wheel strut axle across header frame must be set, accepted after the power from cutting table auger by the left side of straw shift wheel strut axle, then the transition of once slowing down through right side pass to rice crop-poking wheel axis.

Preferably, horizontal screw conveyor input is except accepting from power output wheel is also installed the power in front, passes to respectively the vibratory sieve of rear side No. two horizontal screw conveyors in parallel and two horizontal screw conveyors top by power.

Preferably, the right-hand member of a horizontal screw conveyor and No. two horizontal screw conveyors is connected with respectively an elevator screw feeder and No. two elevator screw feeders, is connected with a bevel gear box and No. two bevel gear boxes between the two.

Preferably, the unloading power of unloading screw conveyor is directly from diesel engine, at engine rear side, uni-drive gear box is set, after its commutation, passes to unloading horizontal screw conveyor, then the reverse box of discharging between screw feeder by unloading horizontal screw conveyor and unloading passes to the unloading of unloading discharge screw feeder.

Preferably, the power of unloading screw conveyor attitude control adopts separately hydraulic drive, and the hydraulic control component being made up of the control valve under the gear pump, the driving tower that are located on engine, the hydraulic actuator that connects unloading screw conveyor and tanker form.

A kind of combine, it has above-mentioned workpiece power drive mechanism.

Power transmission path connection and reasonable arrangement of the present utility model, easy to be reliable, particularly suitable crawler self-propelled combine harvester.

Brief description of the drawings

Fig. 1 is combine complete machine side schematic view.

Fig. 2 is combine complete machine schematic top plan view.

Fig. 3 is ceding of Taiwan schematic side view.

Fig. 4 is feeding conveyer schematic side view.

Fig. 5 is sheller unit structural representation.

Fig. 6 is grain cleaning device schematic side view.

Fig. 7 is stalk smashing apparatus schematic side view.

Fig. 8 is discharge mechanism schematic side view.

Fig. 9 is running gear schematic diagram.

Figure 10 is the schematic diagram of power drive mechanism.

Embodiment

Referring to accompanying drawing 1,2, combine 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, running gear 7 and other servicing unit 8.

Referring to accompanying drawing 2, 3, the ceding of Taiwan 1 is for stirring paddy rice, the crops such as (little) wheat greatly, and straw bottom is cut off, make the crops of cutting off pour combine into, gathered and be delivered to feeding mouth, it mainly comprises header frame 11, straw shift wheel 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 the 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 composition, straw shift wheel is by paddy rice, the crop such as (little) wheat is allocated to the ceding of Taiwan greatly, be convenient to cutter cuts, straw shift wheel is by dialling straw, width dish, rice crop-poking wheel axis, eccentric adjusting, straw shift wheel power transmission shaft, antiwind cap, tensioning combination, adjustable straps wheel, straw shift wheel strut composition, 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 straw shift wheel power transmission shaft is housed in straw shift wheel strut, and adjustable straps wheel is equipped with on straw shift wheel power transmission shaft right side, the transmission of straw shift wheel is by tensioning combination tensioning, cutter, for the crop straw bottoms such as paddy rice, large (little) wheat are cut off, is convenient to crop can feed, by moving knife bar, guard, pressuring blade device, cutter beam, help fortune plate to form, cutter is arranged on ceding of Taiwan front beam, blade is installed on moving knife bar and helps fortune plate, moving knife bar is arranged in guard, pressuring blade device is pushed 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 feeding mouth 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 telescoping mechanism, screw feeder door closure is arranged on screw feeder cylindrical shell maintenance installing port, cutting table auger axle is arranged in screw feeder cylindrical shell, height adjustment mechanism is arranged on a ceding of Taiwan left side, right wallboard outside, eccentric adjustable mechanism is arranged on ceding of Taiwan right side, connect screw conveyor shaft right-hand member, telescoping mechanism is arranged in screw feeder cylindrical shell, connect screw conveyor shaft, screw feeder door closure position, nearside divider is for by crop to be cut with do not cut crop and separate, by interior point of straw, divide straw and straw separating plate to form outward, an interior point straw is arranged on straw separating plate ceding of Taiwan inner side, divides straw to be arranged on straw separating plate ceding of Taiwan outside outward, ceding of Taiwan transmission is for sending power to connecting rod by passing a bridge, and connecting rod swings fork by eccentric wheel, finally drives cutter to do left and right and moves back and forth, and is made up of fork (swinging-ring mechanism), connecting rod and gap bridge etc., connecting rod top chock position is connected with the eccentric block on passing a bridge, and its other end forward, is connected with fork.

Straw shift wheel 12 is arranged on the entablature of header frame 11, cutter 13 is arranged on the front 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 plates, and ceding of Taiwan transmission 16 is positioned at outside and the left rear side of header frame 11 left wallboards.

Referring to accompanying drawing 4, feeding conveyer 2 can be called again delivery chute, and for crops being delivered to the threshing separating opening of combine, it mainly comprises carrier chain 21, drive roll 22, passive cylinder 23, delivery chute 24.Carrier chain, for by chain-driving scraper plate, cutting table auger being delivered to and carrying the crop of notch to be delivered to delivery chute and threshing frame connecting portion, is made up of chain, scraper plate, and scraper plate bending is arranged on chain dorsad; Drive roll is by carrying driving shaft input power, and by transmission of power to carrier chain, by carrying driving shaft, anti-tangle half cover etc. to form; Output driving shaft is through two bearing blocks at delivery chute rear portion, and two anti-tangle half covers hold output driving shaft and are positioned at delivery chute two wallboard inner sides; Passive cylinder regulates by governor motion, and its position in delivery chute is changed, thereby reaches the effect of tensioning carrier chain, is made up of driven axle, passive cylindrical shell, adjusting strainer etc.; Passive cylinder is by driven axle through passive cylindrical shell, and two side arms are installed in driven axle both sides, regulates strainer to be arranged on delivery chute entrance point, and is fixed on delivery chute left and right sidesing wall plate inwall; Delivery chute is used for connecting the ceding of Taiwan and threshing unit, and crop is transported to threshing portion from ceding of Taiwan feeding mouth, and carries the whole ceding of Taiwan and self, by carrying cell body and cover plate etc. to form; Carry cell body to be formed by left and right sidesing wall plate and four critical piece seam of upper and lower bottom plate, and by two cover plates former and later two positions of base plate mounted thereto respectively.

Carrier chain 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 plates, and passive cylinder 23 is supported on delivery chute 24 belows by left and right side arm.

Known referring to accompanying drawing 5, installed threshing separator 3 comprises feeding cylinder 31, threshing cylinder 32, top cover 33, bolter 34, threshing transmission case 35, threshing frame 36, feeding cylinder is sent into threshing cylinder for delivery chute is transported to the crop of coming, and 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 the circumference of cone cylinder; Threshing cylinder, for feeding cylinder being carried the crop of coming make seed and stalk depart under the effect of rotation, 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, connects feeding cylinder, and anti-tangle disk is arranged on the two ends of drum spindle, the middle width dish of installing, and width dish circumference is provided with threshing toothed bar; Top cover is used for sealing threshing cylinder, prevent from shedding, the grass guide board that is installed on top cover plays the effect of guiding crop, and crop is carried smoothly backward, play the effect that changes crop guiding speed simultaneously, formed by grass guide board, gas strut, wearing plate, lid, linkage and governor motion etc.; Wearing plate is arranged on the lid portion inside left and right sides, and it is upper that grass guide board is arranged on lid portion inside top, and it is upper that governor motion is arranged on the outside top of lid, and gas strut is arranged on the outside rear of lid, and linkage is arranged on lid outer left side; Bolter, for auxiliary cylinder threshing, makes seed separate with stalk simultaneously, is made up of longitudinal grating, arc grating etc.; Longitudinally grating, the zigzag weld of arc grating are closed and are formed, and are installed on threshing cylinder below; Threshing transmission case is for transferring power, and transmission rotating speed, changes direction, in the time that crop is stopped up, can allow delivery chute reverse, and spues in time, is made up of casing, power shaft, bevel gear, link gear, splined shaft, inversion axis etc.; Power shaft is arranged on the left side of casing, and inversion axis is arranged on the right side of casing, and link gear is arranged on inversion axis, in the middle of bevel gear, splined shaft are arranged on.

Threshing transmission case 35 is arranged on the front of threshing frame 36; feeding cylinder 31 is connected with threshing cylinder 32; be arranged in the middle of threshing frame 36 front and back wallboards; top cover 33 is arranged on the top of feeding cylinder 31 and threshing cylinder 32; bolter 34 is arranged on feeding cylinder 31 and threshing cylinder 32 belows, and threshing cylinder 32 axles are connected with threshing transmission case 35.In the time of work; drive 31 feedings of the crops by threshing separating opening of feeding cylinder to the threshing cylinder 32 rotating by threshing transmission case 35; threshing transmission case 35 drives threshing cylinder 32 rotations to hit seed; make seed threshing, seed or short stalk; under the cooperation of top cover 33 and bolter 34; drop in grain cleaning by bolter 34; realize separating of crop kernel and assorted remaining and straw; and straw is discharged to threshing frame 36; make seed and assorted remaining free-falling under Action of Gravity Field, long stalk leads by the grass guide board on top cover 33 the Lysimachia sikokiana portion that pulverizes.

As shown in Figure 6, grain cleaning machine 4 mainly comprises cleans frame 46, cleaning fan 41, vibratory sieve 42, collector 43, conveying screw feeder 44, intermediate transmission 45, cleaning fan produces wind-force and makes cereal, separates more than assorted, stalk is blown out outside body, formed by spiral case, impeller, fan shaft, floating idler pulley, wind direction board etc.; Impeller is housed on fan shaft, 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 air outlet front; Used by oscillating screen is in vibrating separation by seed, more than assorted, by screen frame, sieve, wire gauze sieve, form by original text plate, eccentric shaft, sprocket wheel, eccentric block etc.; Sieve is arranged in screen frame, is welded on screen frame front by original text plate, and wire gauze sieve is arranged on screen frame bottom, 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 block is arranged on sprocket wheel; The seed after cleaning is cleaned, vibrated to collector for collecting wind-force, is made up of grain sliding plate, recovery plate etc.; Grain sliding plate is arranged on the front lower place of bolter, and recovery plate is arranged on the below of vibratory sieve; Carry screw feeder for the seed of collection being delivered to collection tanker or seed being shed to cleaning and realized secondary de-cleaning again in frame, by carrying screw feeder, rethreshing device, bevel gear box, de-screw feeder etc. forms again; Carry screw feeder to be arranged in collector, de-screw feeder is arranged in rethreshing device again, and bevel gear box is arranged on the right lateral side of carrying screw feeder; Intermediate transmission, for by the power transmission output of diesel engine output, is made up of input unit, output device, jackshaft, tensioning apparatus etc.; Input unit is arranged on the right side of jackshaft, and output device is arranged on the left side of jackshaft, and tensioning apparatus is arranged on the rear of output device; Clean the whole dressing mechanism of rack support, be convenient to the maintenance of dressing mechanism, formed by 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, pulverizing grass arranging device 5 mainly comprises pulverizing frame 51, crushing rotary drum 52, pulverizes transmission 53, disperser 54, cracker is erected the effect of supporting whole pulverizing Lysimachia sikokiana and protective cover, forms by 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 stalks 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 coming from the transmission of power of cleaning part output to crushing rotary drum, formed by input unit, tensioning apparatus etc.; Input unit is positioned at threshing frame left rear side, and tensioning apparatus is positioned at front, crushing rotary drum left side; Disperser is by the crops straw crushing, and diffusion orient, to specified path, is made up of diffuser plate, governor motion; Governor motion is arranged on to be pulverized in frame, crushing rotary drum below, and diffuser plate is arranged on pulverizing frame inner wall.

Crushing rotary drum 52 is arranged on pulverizes frame 51 left and right sidesing wall plate inner sides, 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.In the time of work, pulverize transmission 53 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 pulverizes frame 51, be arranged on being crushed to pulverizing stationary knife seat in frame on crushing rotary drum 52 stalk is shredded, along disperser 54, stalk is 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 is collected the seed that grain cleaning is come, horizontal screw conveyor by grain bin bottom is transported to unloading screw conveyor, is made up of tanker housing, horizontal screw conveyor, locking device, tanker slewing equipment, dispersion swing mechanism etc.; Horizontal screw conveyor is arranged on tanker enclosure interior below, disperses swing mechanism to be arranged on horizontal screw conveyor top in tanker housing, and tanker slewing equipment is arranged on tanker housing rear side, and locking device is arranged on tanker housing front side; Unloading screw conveyor carries the seed of coming to carry and be expelled to assigned address horizontal screw conveyor in tanker, is made up of screw feeder cylindrical shell, screw feeder revolving bed, elevator screw feeder, reverse box etc.; Elevator screw feeder is arranged in screw feeder cylindrical shell, and screw feeder revolving bed is arranged on screw feeder cylindrical shell below, and reverse box is arranged on horizontal screw conveyor junction in screw feeder cylinder body bottom and tanker; Grain-unloading driving case to horizontal screw conveyor in tanker and unloading screw conveyor, reaches the object of unloading by the transmission of power of engine, is made up of casing, eccentric bushing, vibrating mechanism, power shaft, output shaft etc.; Power shaft is arranged in casing towards a left side, and output shaft is 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 tanker 61 lower ends, front side, is connected with the horizontal screw conveyor in tanker 61, and unloading screw conveyor 62 is arranged on tanker 61 rear side lower ends, is connected with the interior horizontal screw conveyor of 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 visible in accompanying drawing 2,9, other servicing unit 8 mainly comprises protective cover 81 and illuminator 82, wherein protective cover 81 comprises ceding of Taiwan protective cover, delivery chute case, thresher case, separator case, cylinder rear casing, unloading protective plate 816, straw outlet case etc., for operator and machine are played a protective role; Illuminator 82 allows operator can carry out at night the normal operating of combine, and indicates the width of combine machine.

Running gear 7 mainly comprises chassis main frame 71, walking wheel 72, dynamical 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, diesel engine in dynamical system 73 is arranged on the front beam and middle cross beam of chassis main frame 71, gearbox in dynamical system 73 is arranged on the supporting base of chassis main frame 71, silencer in dynamical 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 ends, wherein chassis main frame 71, walking wheel 72 and operation bench 75 major parts are made up of Q235-A, sprocket wheel is 45 forged steel.

As accompanying drawing 10, in a preferred embodiment, according to workpiece power transmission path of the present utility model, comprise that horizontal left and right directions is arranged on diesel engine 731 and cleans the jackshaft 453 of the forward lower part of frame 46 left and right sidesing wall plates, is received from exporting from left-hand end Fen Er road after the power of diesel engine by grouped belt by the right-hand end of jackshaft.One tunnel passes to the threshing transmission case 35 in installed threshing separator 3 feeding mouth fronts, and by after the commutation of the 35 deceleration transition of described threshing transmission case and case internal bevel gear, pass to respectively its below delivery chute initiatively roll 22 and be arranged on the threshing cylinder 32 in sheller unit; The second tunnel passes to be arranged on and cleans the cleaning fan 41 in frame 46 interior fronts and clean the horizontal screw conveyor 441 of frame 46 bottoms, pass to No. two horizontal screw conveyors 442 thereafter and the vibratory sieve 42 of two screw feeders top by horizontal screw conveyor 441 again, and be arranged on the pulverizing grass arranging device 5 of installed threshing separator 3 rear sides.

22 one side of initiatively rolling of described delivery chute drive carrier chain 21 that crop is flowed to installed threshing separator 3, again by the gap bridge power shaft 164 to front ceding of Taiwan rear side by transmission of power that once slows down, passed to cutting table auger 14 and toggle 161 from left side by gap bridge power transmission shaft simultaneously.

Because the power intake of straw shift wheel 12 is on right side, the straw shift wheel strut axle 129 across header frame must be set, accepted after the power from cutting table auger 14 by the left side of straw shift wheel strut axle, then the transition of once slowing down through right side passes to rice crop-poking wheel axis 123.

Horizontal screw conveyor 441 input are except accepting from power output wheel is also installed the power in front, pass to respectively the vibratory sieve 42 of rear side No. two horizontal screw conveyors 442 in parallel and two horizontal screw conveyors top by power.

The right-hand member of a horizontal screw conveyor 441 and No. two horizontal screw conveyors is connected with respectively an elevator screw feeder 441 and No. two elevator screw feeders 442, between the two by transmitting after a bevel gear box and No. two bevel gear box commutations.

The unloading power of unloading screw conveyor 62 is directly from diesel engine 731, at engine rear side, uni-drive gear box 3 is set, after its commutation, pass to unloading horizontal screw conveyor, then the reverse box 624 of discharging between screw feeder 623 by unloading horizontal screw conveyor 621 and unloading passes to 623 unloadings of unloading discharge screw feeder.

The power of unloading screw conveyor 62 attitude controls adopts separately hydraulic drive, and the hydraulic control component 754a, the hydraulic actuator 62a that connects unloading screw conveyor 62 and tanker 61 that are made up of the control valve under the gear pump, the driving tower that are located on engine form.

Although the utility model discloses as above with preferred embodiment; so it is not in order to limit the utility model; those skilled in the art are not departing from spirit and scope of the present utility model; can carry out suitable amendment and variation, therefore protection domain of the present utility model is when being as the criterion of defining depending on claim.

Claims (8)

1. the workpiece power drive mechanism of a combine, comprise that horizontal left and right directions is arranged on diesel engine and cleans the jackshaft of the forward lower part of frame left and right sidesing wall plate, it is characterized in that: the right-hand end by described jackshaft receives the power from described diesel engine by grouped belt, left-hand end Fen Er road output from described centre a: road passes to the threshing transmission case in installed threshing separator feeding mouth front, and roll and be arranged on the threshing cylinder in sheller unit by the active that passes to respectively the delivery chute of described threshing transmission case below after described threshing transmission case deceleration transition and the commutation of case internal bevel gear, another road passes to be arranged on and cleans the cleaning fan in the inner front of frame and clean a horizontal screw conveyor of frame bottom, then by horizontal screw conveyor pass to No. two horizontal screw conveyors, the two screw feeders tops at a horizontal screw conveyor rear vibratory sieve, be arranged on the pulverizing grass arranging device of installed threshing separator rear side.

2. the workpiece power drive mechanism of combine as claimed in claim 1, it is characterized in that: the active of described delivery chute is rolled by the gap bridge power shaft to front ceding of Taiwan rear side by transmission of power that once slows down, and is passed to cutting table auger and toggle by gap bridge power transmission shaft from left side.

3. the workpiece power drive mechanism of combine as claimed in claim 2, it is characterized in that: the straw shift wheel strut axle across header frame is set, the power from cutting table auger is accepted in the left side of straw shift wheel strut axle, and the right side transition of once slowing down passes to rice crop-poking wheel axis.

4. the workpiece power drive mechanism of combine as claimed in claim 1, is characterized in that: No. one horizontal screw conveyor input is also provided with power output wheel, gives No. two horizontal screw conveyors and vibratory sieve respectively by described power output wheel by transmission of power.

5. the workpiece power drive mechanism of combine as claimed in claim 4, it is characterized in that: the right-hand member of a horizontal screw conveyor and No. two horizontal screw conveyors is connected with respectively an elevator screw feeder and No. two elevator screw feeders, between a described elevator screw feeder and No. two elevator screw feeders, be connected with a bevel gear box and No. two bevel gear boxes.

6. the workpiece power drive mechanism of combine as claimed in claim 1, it is characterized in that: also comprise discharge mechanism, the unloading power of the unloading screw conveyor of described discharge mechanism is directly from diesel engine, described diesel engine rear side arrange uni-drive gear box by transmission of power to unloading screw conveyor, then discharge reverse box between screw feeder by unloading screw conveyor and unloading and pass to unloading and discharge screw feeder and carry out unloading.

7. the workpiece power drive mechanism of combine as claimed in claim 6, it is characterized in that: adopt hydraulic drive to carry out the control of described unloading screw conveyor attitude, the hydraulic control component that described attitude control is made up of the control valve under the gear pump, the driving tower that are located on engine, the hydraulic actuator that connects unloading screw conveyor and tanker are carried out.

8. a combine, it has the workpiece power drive mechanism as described in as arbitrary in claim 1-7.