CN202738477U - Full-feeding rape and half-feeding rice-wheat threshing machine - Google Patents

Abstract

The utility model discloses a full-feeding rape and half-feeding rice-wheat shredding machine and solves the problems that the production rate is low, labour intensity is high, loss is high and straw can not be treated as the existing shredding machine is not reasonable in structure. The shredding machine comprises a rack, a feeding shredding mechanism, a collecting mechanism, a power output device and a separating device connected with the collecting mechanism, wherein the feeding shredding mechanism mainly comprises a shredding box connected with the rack, a feeding hole arranged at the upper part of the shredding box, a feeding cover arranged at the upper part of the feeding hole, a roller arranged inside the shredding box, a bow tooth on the surface of the roller, a sieve arranged below the roller and a deslagging hole arranged at the rear of the shredding box; and the roller is connected by the power output device in a transmission manner, a toothed bar is arranged on the surface of the roller, and the toothed bar is arranged at the rear of the bow tooth. The full-feeding rape and half-feeding rice-wheat shredding machine disclosed by the utility model has high shredding effect, lightens labour intensity of an operator, is convenient to use, can shred straw and also can fertilize the field, so that a call of straw turnover in China is responded, and environmental pollution is reduced.

Description

Full feeding rape, half-feed rice-wheat thresher

Technical field

The utility model relates to agricultural mechanical field, specifically, relates to a kind of full feeding rape, half-feed rice-wheat thresher.

Background technology

Development along with society; the agricultural production of China is just towards the mechanization future development; a lot of rural areas begin gradually to use that various agricultural machinery gather in, threshing; wherein; full feeding rape, half-feed rice-wheat thresher use the most extensive, the labour intensity in can decrease peasant threshing producing.

The investigation of producing according to actual threshing shows that there are following defective in the full feeding rape, the half-feed rice-wheat thresher that use at present:

One, threshing cylinder only adopts bow tooth to carry out threshing, Threshing is relatively poor, threshing situation not to the utmost often appears, and when carrying out the threshing operation, the operator needs ceaselessly eared haulm to be fed and repeatedly stirred in threshing box, it is very inconvenient to operate, and the eared haulm of handle is fed effort greatly, can not reduce operator's labour intensity;

Two, not only very inconvenient when it feeds for long eared haulm, and need manually to lift from the rear portion, just can avoid it to make normally threshing of front end fringe section perk because the rear portion is too heavy, cause very trouble of threshing operation;

Three, usually the output shaft of power take-off directly and thresher drum be in transmission connection, when it starts, owing to there is very large startup load, require great effort very much, the time that reaches rated speed is longer, and extremely waste electric power or petrol and diesel oil, and threshing cylinder starts suddenly, have potential safety hazard for the personnel in its place ahead;

Four, lack travel mechanism, when moving, need manpower to lift fortune, require great effort especially and bother;

Five, the stem stalk after the threshing generally takes out from charging aperture, dries in the farmland and passes through burning disposal again, and with burning ash as fertilizer sources field also, but burning disposal produces a large amount of smoke pollution of environment, has a strong impact on air quality.

The utility model content

The purpose of this utility model is to provide a kind of full feeding rape, half-feed rice-wheat thresher, solves present thresher because of unreasonable structure causes that productivity ratio is low, labour intensity is large, loss is large, can't Treating straw problem.

To achieve these goals, the technical solution adopted in the utility model is as follows:

Full feeding rape, half-feed rice-wheat thresher, comprise frame, be arranged at the charging separating mechanism of upper rack, the collecting mechanism that is connected with charging separating mechanism bottom, be arranged at the frame right side and be connected with collecting mechanism with the charging separating mechanism and be connected power take-off, and the separator that is arranged at the frame left side and is connected with collecting mechanism; Wherein, described charging separating mechanism is mainly by the threshing box that is connected with frame, be arranged at the charging aperture on threshing box top, be connected in the feed cap on charging aperture top, be arranged at the cylinder of threshing box inside, be connected in the bow tooth of cylinder surface, be positioned at the screen cloth of cylinder below and connection threshing box and collecting mechanism, and the slag-drip opening composition that is arranged at the threshing box rear; The main shaft of this cylinder is provided with the drum drive wheel, and this drum drive wheel is connected by belt transmission with power take-off, and cylinder surface is provided with ratch, and this ratch is positioned at the rear of bow tooth.

In order to improve the feeding effect, the spacing at described ratch and bow tooth rear portion is 5mm～10mm, and the height of ratch is at least less than bow tooth height 0.1mm or equal the height of bow tooth, ratch lower end and cylinder welding or hinged or be threaded connection.

Smash and the ability of cutting off in order to increase stalk, described threshing box inside back also is provided with for the blade row that cuts, smashes the stem stalk, and the minimum spacing between the point of a knife of this blade row and the top of bow tooth is 5mm～30mm.

For the ease of the feeding operation, described charging aperture is provided with the blowing plate, and the outside of charging aperture also is provided with the feed table that is flexibly connected with the blowing plate.

Further, mainly by forming with blowing the plate base plate that is flexibly connected and the side plate that is fixed in the base plate both sides, side plate and feed cap are bolted described feed table, and the feed table inboard also is provided with the containment flaps for shutoff feed table and feed cap gap.

For the ease of regulating the intensity of power input, the right side of described frame is fixedly connected with and is useful on the adjustable shelf that power take-off is installed.

Further, described adjustable shelf comprises the bracing frame that is connected with frame, be fixed in the holder on the bracing frame, are connected the hog frame that is connected with holder with bracing frame, the sliding seat that is slidingly connected with holder, be fixed on the holder and be used for the slide block positioning seat that the anti-skidding seat breaks away from, the adjusting bolt of connection fixing base and sliding seat, and be arranged at locking nut on the adjusting bolt; Wherein, sliding seat is provided with for the connecting hole that connects power take-off.

In order to reduce the foreign material that exist in the seed after the threshing, described collecting mechanism comprises aggregate bin, delivery sheet, feeding screw, hair-dryer and air outlet; Wherein, aggregate bin top is connected with the threshing box bottom, feeding screw is positioned at the middle part of aggregate bin inner bottom surface, right-hand member is in transmission connection by screw feeder drive and the power take-off that is arranged on its main shaft, left end is communicated with separator, and its rotation direction is left-handed, the quantity of delivery sheet is two, be installed on respectively the both sides, front and back of screen cloth below and all tilt to the middle part, and at middle part formation feeding port, this feeding port be positioned at feeding screw directly over, delivery sheet also forms air-supply passage with the aggregate bin bottom, air outlet is positioned at the aggregate bin rear side and is communicated with this air-supply passage, and hair-dryer is positioned at the aggregate bin front side and is communicated with this air-supply passage, and hair-dryer is in transmission connection by blower fan drive and the power take-off that is arranged on its main shaft.

For the ease of moving, the right side of described frame also is provided with road wheel, and left bottom is provided with sleeper, and the bottom, left side is provided with telescopic handrail.

Again further, described telescopic handrail comprises the sleeve that is fixed on the frame, with the handrail body of sleeve socket, is arranged at the stop block of handrail body right-hand member, is connected in the alignment pin on the sleeve, and the handrail deck that is connected in central rack; Wherein, also be provided with the locating hole that cooperates with alignment pin on the handrail body, the distance between this locating hole and the stop block is greater than the length of sleeve.

Compared with prior art, the utlity model has following beneficial effect:

(1) the utility model design is ingenious, easy to use, is fit to apply.

(2) the utility model has increased ratch at threshing cylinder, impacts the fringe section of eared haulm when threshing by the double action of bow tooth and ratch, has improved the threshing ability of cylinder, thereby has improved the Threshing to rape, rice wheat.

(3) ratch of the present utility model is when the operator feeds operation, eared haulm is constantly driven in threshing box, form self-feeding, the operator only need put into the large eared haulm of handle can realize from the charging aperture of threshing box, very laborsaving, very convenient, greatly alleviated operator's labour intensity.

(4) the utility model is designed to fixed, detachable, collapsible three kinds of forms with ratch, to adapt to the demand of different crops threshing, the fixed general large tracts of land rape threshing that is used for, detachable and the collapsible general small size rape threshing that is used for, and must take off ratch during rice-wheat threshing, the operator can select according to the actual conditions of self, enlarged range of application, especially detachable ratch structure, after a certain or some ratch damage, can also dismantle separately and change, save thus later maintenance cost of the present utility model.

(5) the utility model is by arranging blade row, with the ratch mating reaction, the stem stalk of feeding is smashed, cuts off, prevented from stopping up in threshing box than the long shoot stalk on the one hand, reduce Threshing, reduce on the other hand the operating process of taking out again after the feeding of stem stalk, provide convenience for the operator carries out agricultural production.

(6) the utility model with the eared haulm threshing after, smash, cut off through blade row and ratch, discharge again, cataclasm stem stalk can direct returning to farmland, not only effectively increased land fertility, responded the call of national straw-returning, and avoided the problem of crop straw burning after stain environment fully, contributed for improving air quality.

(7) the utility model arranges feed table at the blowing plate of charging aperture; increased the space of feeding; when feeding, can easily eared haulm be placed; for it provides support; effectively prevent the eared haulm perk, avoided operating personnel before thresher, to operate always, further reduced operating personnel's labour intensity; and operating personnel needn't breathe dust for a long time before thresher, its health is also benefited.

(8) base plate of feed table and threshing box are flexibly connected in the utility model, and side plate is connected with threshing box is detachable, when thresher uses, base plate keeps flat, side plate top and threshing box are fastenedly connected by screw and nut, and stationarity is high when having guaranteed feeding, and the space is large; When the thresher carrying, when moving or placing; screw and nut on the side plate is dismantled; feed table is packed up to thresher to be drawn close; reduced the space that complete machine occupies; extremely be convenient to move; and the feed table after drawing in can also shelter from charging aperture, and foreign material are fallen into its inside when having prevented that thresher is idle.

(9) the utility model is provided with adjustable shelf, be used for installing power take-off, and regulate the position of power take-off by adjustable shelf, realize being close between its output shaft and the driving belt or unclamping, before power take-off starts, unclamp first driving belt, make output shaft be idling conditions, reduced startup load, after starting, power take-off reduced to arrive the time of smooth operation, thereby saved the energy, after the power take-off smooth operation, regulate adjustable shelf output shaft and driving belt are close to, drive again cylinder and rotate, thereby make the cylinder smooth rotation, also avoided thus existing startup form to make the unexpected rotation of cylinder cause easily the situation of security incident.

(10) the utility model is realized the movement of power take-off by the sliding seat in the adjustable shelf and holder relative motion, and utilize adjusting bolt to regulate suitable displacement, and use locking nut to keep the fixing of adjustable range, it is integrally-regulated very convenient to make.

(11) the utility model arranges road wheel in frame, has increased the locomotivity of thresher, and is more laborsaving when thresher is moved, and only need singlely can move operation, greatly saved manpower, thereby improved portability of the present utility model.

(12) the utility model is provided with telescopic handrail, when moving, can extend for the operator and provide support power, when placing, can shrink with conserve space, two kinds of functions are mutually arranged in pairs or groups and have been improved its practical performance, and by stop block and alignment pin are set, when moving that handrail body and sleeve is effectively fixing, prevented that handrail is loosening in moving process, improved thus safety.

(13) the utility model also is provided with the handrail deck, and is stuck to the handrail body after shrinking when thresher carries out work, prevents the handrail body auto-extending, accidentally injures the pedestrian, further improved security performance of the present utility model.

Description of drawings

Fig. 1 is overall structure schematic diagram of the present utility model.

Fig. 2 is left side of the present utility model sectional structure schematic diagram.

Fig. 3 is right side of the present utility model sectional structure schematic diagram.

Fig. 4 is the structural representation of adjustable shelf in the utility model.

Fig. 5 is the structural representation of feed table in the utility model.

In the above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:

The 1-frame, 2-power take-off, 3-threshing box, 4-charging aperture, the 5-feed cap, 6-cylinder, 7-bow tooth, 8-ratch, the 9-screen cloth, 10-slag-drip opening, 11-blade row, 12-blowing plate, the 13-feed table, 14-containment flaps, 15-adjustable shelf, 16-bracing frame, the 17-hog frame, 18-holder, 19-sliding seat, 20-slide block positioning seat, the 21-adjusting bolt, 22-locking nut, 23-aggregate bin, 24-delivery sheet, the 25-feeding screw, 26-hair-dryer, 27-air outlet, 28-road wheel, the 29-sleeper, 30-handrail body, 31-sleeve, the 32-stop block, 33-alignment pin, 34-handrail deck, the 35-winnow, 36-centrifugal blower, 37-separator.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples, and embodiment of the present utility model includes but not limited to the following example.

Embodiment

Such as Fig. 1～shown in Figure 5, should entirely feed rape, half-feed rice-wheat thresher, comprise frame 1, be arranged at the charging separating mechanism of upper rack, the collecting mechanism that is connected with charging separating mechanism bottom, be arranged at the frame right side and be connected with collecting mechanism with the charging separating mechanism and be connected power take-off 2, and be arranged at the separator that the frame left side is connected with collecting mechanism; The normal power take-off of using in rural area is motor, gasoline engine or diesel engine at present, and separator comprises the winnow 35 that is connected with collecting mechanism, and the centrifugal blower 36 and the separator 37 that behind winnow, connect successively, also be provided with discharging opening on the separator, be used for the seed of carrying is further screened.

Wherein, the charging separating mechanism comprises the threshing box 3 that is connected with frame, be arranged at the charging aperture 4 on threshing box top, be connected in the feed cap 5 on charging aperture top, be arranged at the cylinder 6 of threshing box inside, be connected in the bow tooth 7 of cylinder surface, be positioned at the screen cloth 9 that the cylinder below is communicated with threshing box and collecting mechanism, and the slag-drip opening 10 that is arranged at the threshing box rear; The main shaft of this cylinder 6 is provided with the drum drive wheel, is connected by belt transmission with power take-off, and cylinder surface is provided with ratch 8, this ratch is positioned at the rear of bow tooth, with the spacing at its rear portion be 5mm～10mm, be preferably 10mm so that connect, and the height of ratch equals the height of bow tooth.This ratch and cylinder have multiple connected mode, wherein commonly used have the fixed of welding, what be threaded is detachable and hinged collapsible, to adapt to the demand of different crops threshing, the fixed general large tracts of land rape threshing that is used for, detachable and the collapsible general small size rape threshing that is used for, and must take off ratch during rice-wheat threshing, the operator can select according to the actual conditions of self, what deserves to be explained is, the ratch of Demountable is safeguarded very convenient in the later stage use procedure, if there is the part ratch to damage, only needs to change corresponding part and gets final product, need not to change whole cylinder, can not impact practical effect.Also be provided with for the blade row 11 that cuts, smashes the stem stalk in the threshing box inside back, this blade row is comprised of a plurality of blades that laterally are arranged in parallel, minimum spacing between the top of its point of a knife and bow tooth is 5mm～30mm, usually the minimum spacing between the top of the point of a knife of blade row and bow tooth is selected 10mm, can satisfy the demand of most of condition of production.

Carry out the feeding operation for the ease of the operator, reduce operator's labour intensity, be provided with blowing plate 12 at charging aperture, this blowing plate is extended until the top, front side of cylinder in threshing box by charging aperture, so that contacting effectively with cylinder, the eared haulm of feeding carries out threshing, because the blowing plate is narrower, when feeding, can not place well eared haulm, so also be provided with the feed table 13 that is flexibly connected with the blowing plate in the outside of charging aperture.Mainly by forming with blowing the plate base plate that is flexibly connected and the side plate that is fixed in the base plate both sides, gemel connection or hinged is adopted in above-mentioned flexible connection to this feed table 13 usually, guarantees that feed table can turn down up and down centered by the junction; The boss that arranges on side plate and the feed cap is connected by screw and nut, this structure has guaranteed that feed table can stably connect when opening, and can knockout screw when the utility model lays up and nut feed table is packed up the space of drawing close to save placement, for the ease of dismounting, this nut uses butterfly nut usually.Spill for fear of the slit of seed from the feed table side, inboard, side plate lower end also is provided with the containment flaps 14 for shutoff feed table and feed cap gap, has reduced thus the waste of seed when producing.

During use, the base plate of feed table is set level, inwardly be slightly heeling condition, screw passes the screw on the boss of screw that side plate upper end arranges and feed cap, the use butterfly nut is locked, keep feed table steady, adjust the gap between containment flaps shutoff side plate bottom and the feed cap, start power take-off and can carry out feeding and threshing operation.During operator's feeding, the large eared haulm of handle is put into feed table, its front end is contacted with cylinder, bow tooth on the cylinder and ratch are dual on one side to impact the threshing of fringe section, on one side the stem stalk is fed in threshing box automatically, improved thus Threshing, also saved strength for the operator simultaneously, the stem stalk constantly is subject to impacting broken fracture, be cut off through blade row again, form various disconnected broken stalks, disconnected stem such as varying length, beak, the fringe handle, fragment and dust etc. together fall to screen cloth with seed after the threshing, are elected to be usefulness through screen cloth vibrating screen, the stalk foreign material of the large volumes such as long disconnected stem are screened to be gone out to be discharged by slag-drip opening, and seed and the foreign material of small size then fall into collecting mechanism by screen cloth.And after finishing using, unscrew butterfly nut, take out screw, with feed table upwards turnover draw close, can pack up feed table and carry or place, usually in order to move safety, at the base plate front end screw is set also, its position is just in time corresponding with screw on the boss of feed cap after turnover is drawn in, and screw and butterfly nut are fixed feed table and feed cap by above-mentioned two screws, avoids that feed table becomes flexible in the handling process.

In order to solve the excessive problem of startup load of current driving force output device, be provided with for the adjustable shelf 15 that power take-off is installed on the right side of frame, this adjustable shelf 15 comprises the bracing frame 16 that is connected with frame, be fixed in the holder 18 on the bracing frame, are connected the hog frame 17 that is connected with holder with bracing frame, the sliding seat 19 that is slidingly connected with holder, be fixed in and be used for the slide block positioning seat 20 that the anti-skidding seat breaks away from the holder, the adjusting bolt 21 of connection fixing base and sliding seat, and be arranged at locking nut 22 on the adjusting bolt; Wherein, sliding seat is provided with for the connecting hole that connects power take-off.Because motor, gasoline engine, the base size of diesel engine all there are differences, so this connecting hole is designed with baseline positioning hole, the motor hole, gasoline engine hole and diesel engine hole, namely when mounted motor, adopt baseline positioning hole to be connected with its base with the motor hole, when being installed, adopt by gasoline engine baseline positioning hole to be connected with its base with the gasoline engine hole, when mounting diesel engine, adopt baseline positioning hole to be connected with its base with the diesel engine hole, guaranteed that thus the utility model has wide range of application when using in the rural area, the peasant operator can use own power take-off to install, thereby has saved cost of investment.

When reality is used, first concrete power take-off such as diesel engine are fixed on the sliding seat, and make its output shaft and driving belt be releasing orientation, when power take-off is unloaded, start, power take-off can reach rapidly specified rotation under this state, then the position of adjusting sliding seat by adjusting bolt makes output shaft gradually near driving belt and make its tensioning, and output shaft can drive the driving belt motion, and the transmission by belt can drive miscellaneous part running work.

For the ease of the foreign material that exist in the seed after collection and the conveying threshing and the minimizing seed, described collecting mechanism comprises aggregate bin 23, delivery sheet 24, feeding screw 25, hair-dryer 26 and air outlet 27; Wherein, aggregate bin top is connected with the threshing box bottom, the bottom surface is the inclined-plane that tilts toward the middle part, bottom surface, so that collection seed, feeding screw is commonly called as screw feeder, be positioned at the aggregate bin inner bottom surface, the seed of process aggregate bin finally all can fall into this feeding screw and carry out the seed conveying, its right-hand member is in transmission connection by screw feeder drive and the power take-off that is arranged on its main shaft, left end is communicated with winnow, and its rotation direction is left-handed, that is, when feeding screw turns round seed according to its rotation direction constantly to winnow 35 interior conveyings; In order to collect better the seed through the screen cloth screening, two delivery sheets all are installed on below the screen cloth and to the middle part, and at middle part formation feeding port, this feeding port be positioned at feeding screw directly over, so that leak under the seed concentrated area, delivery sheet also forms air-supply passage with the aggregate bin bottom surface, the air outlet of this air-supply passage is positioned at the aggregate bin rear side, air inlet is positioned at the aggregate bin front side and is communicated with hair-dryer, and hair-dryer is in transmission connection by blower fan drive and the power take-off that is arranged on its main shaft.

Owing to also there is the more weak point stem that breaks in the seed through screen cloth screening, beak, the fringe handle, the foreign material such as fragment and dust, glide when leaking under the feeding port along delivery sheet at it, the wind-force that hair-dryer produces enters by air-supply passage, seed and foreign material are carried out selection by winnowing, because short disconnected stem, the shell class, the fringe handle, the weight of the foreign material such as fragment and dust is much smaller than the weight of seed, the volumetric ratio of foreign material and seed is about 9:1, so most foreign material are discharged air outlet with wind-force, seed then directly falls to feeding screw and carries, find that according to experiment also carry a small amount of shell class in the seed this moment, fragment.After this, seed and a small amount of foreign material enter winnow 35 and are delivered to separator and carry out again selection by winnowing, thus by three reselection procedure of screen cloth, hair-dryer and centrifugal blower, have guaranteed to have very high degree of purity from the seed of discharging opening output.

It is mobile for the utility model is convenient to, right side in frame also is provided with road wheel 28, the bottom in frame left side is provided with sleeper 29, sleeper has increased the contact area on frame and ground, jointly support with road wheel, guarantee that complete machine can stably be positioned on the ground, also be provided with telescopic handrail in bottom, frame left side, conveniently to move operation.

This telescopic handrail comprises the sleeve 31 that is fixed on the frame, be socketed on the handrail body 30 in the sleeve, be arranged at the stop block 32 of handrail body right-hand member, be connected in the alignment pin 33 on the sleeve, and be connected in the handrail deck 34 that central rack is used for the handrail body of placement contraction state; Wherein, also be provided with the locating hole that cooperates with alignment pin on the handrail body, the distance between this locating hole and the stop block is slightly larger than the length of sleeve.

When the utility model relies on sleeper and road wheel support to be positioned on the ground, telescopic handrail is contraction state, alignment pin and locating hole break away from, the right-hand member of handrail body is connected on the handrail deck fixing, prevent that on the one hand handrail body from outwards skidding off sleeve or the pedestrian is accidentally injured in forwards, backwards skew, reduced on the other hand the space that takies when placing.When the utility model need to move, first handrail body is unclamped from the handrail deck, it is mobile outward to spur handrail body again, until the locating hole on the handrail body exposes the sleeve left end, again alignment pin is inserted in the locating hole fixing, this moment, sleeve was between alignment pin and stop block, handrail body can not skid off in sleeve, the operator grasps on the telescopic handrail left end and lifts, and makes sleeper break away from ground, the moving or promotion of turning right of the layback of turning left again, can realize mobile by road wheel, through so improving, usually only need the operator under the normal condition can move work, very convenient.

According to above-described embodiment, just can realize well the utility model.

Claims (10)

1. entirely feed rape, half-feed rice-wheat thresher, comprise frame (1), be arranged at the charging separating mechanism on frame (1) top, the collecting mechanism that is connected with charging separating mechanism bottom, be arranged at frame (1) right side and be connected the power take-off (2) that is connected with collecting mechanism with the charging separating mechanism, and the separator that is arranged at frame (1) left side and is connected with collecting mechanism, it is characterized in that, described charging separating mechanism is mainly by the threshing box (3) that is connected with frame (1), be arranged at the charging aperture (4) on threshing box (3) top, be connected in the feed cap (5) on charging aperture (4) top, be arranged at the inner cylinder (6) of threshing box (3), be connected in the bow tooth (7) on cylinder (6) surface, be positioned at the screen cloth (9) of cylinder (6) below and connection threshing box (3) and collecting mechanism, and slag-drip opening (10) composition that is arranged at threshing box (3) rear; The main shaft of this cylinder (6) is provided with the drum drive wheel, and this drum drive wheel is connected by belt transmission with power take-off (2), and cylinder (6) surface is provided with ratch (8), and this ratch (8) is positioned at the rear of bow tooth (7).

2. full feeding rape according to claim 1, half-feed rice-wheat thresher; it is characterized in that; described ratch (8) is 5mm～10mm with the spacing at bow tooth (7) rear portion; and the height of ratch (8) is at least less than bow tooth (7) height 0.1mm or equal the height of bow tooth (7), and ratch (8) lower end is welded with cylinder (6) or be hinged or be threaded connection.

3. full feeding rape according to claim 2, half-feed rice-wheat thresher; it is characterized in that; described threshing box (3) inside back also is provided with for the blade row (11) that cuts, smashes the stem stalk, and the minimum spacing between the top of the point of a knife of this blade row (11) and bow tooth (7) is 5mm～30mm.

4. the described full feeding rape of any one, half-feed rice-wheat thresher according to claim 1～3; it is characterized in that; described charging aperture (4) is provided with blowing plate (12), and the outside of charging aperture (4) also is provided with the feed table (13) that is flexibly connected with blowing plate (12).

5. full feeding rape according to claim 4, half-feed rice-wheat thresher; it is characterized in that; described feed table (13) is mainly by forming with blowing plate (12) base plate that is flexibly connected and the side plate that is fixed in the base plate both sides; side plate and feed cap (5) are bolted, and feed table (13) inboard also is provided with for the containment flaps (14) of shutoff feed table (13) with feed cap (5) gap.

6. full feeding rape according to claim 5, half-feed rice-wheat thresher is characterized in that, the right side of described frame (1) is fixedly connected with and is useful on the adjustable shelf (15) that power take-off (2) is installed.

7. full feeding rape according to claim 6, half-feed rice-wheat thresher, it is characterized in that, described adjustable shelf (15) comprises the bracing frame (16) that is connected with frame (1), be fixed in the holder (18) on the bracing frame (16), be connected 18 with bracing frame (16) with holder) hog frame (17) that all is connected, the sliding seat (19) that is slidingly connected with holder (18), be fixed in the upper slide block positioning seat (20) that is used for anti-skidding seat (19) disengaging of holder (18), the adjusting bolt (21) of connection fixing base (18) and sliding seat (19), and be arranged at locking nut (22) on the adjusting bolt (21); Wherein, sliding seat (19) is provided with for the connecting hole that connects power take-off (2).

8. the described full feeding rape of any one, half-feed rice-wheat thresher according to claim 5～7, it is characterized in that described collecting mechanism comprises aggregate bin (23), delivery sheet (24), feeding screw (25), hair-dryer (26) and air outlet (27); Wherein, aggregate bin (23) top is connected with threshing box (3) bottom, feeding screw (25) is positioned at the middle part of aggregate bin (23) inner bottom surface, right-hand member is in transmission connection by screw feeder drive and the power take-off (2) that is arranged on its main shaft, left end is communicated with separator, and its rotation direction is left-handed, the quantity of delivery sheet (24) is two, be installed on respectively the both sides, front and back of screen cloth (9) below and all tilt to the middle part, and at middle part formation feeding port, this feeding port be positioned at feeding screw (25) directly over, delivery sheet (24) also forms air-supply passage with aggregate bin (23) bottom, air outlet (27) is positioned at aggregate bin (23) rear side and is communicated with this air-supply passage, hair-dryer (26) is positioned at aggregate bin (23) front side and is communicated with this air-supply passage, and hair-dryer (26) is in transmission connection by blower fan drive and the power take-off (2) that is arranged on its main shaft.

9. full feeding rape according to claim 8, half-feed rice-wheat thresher is characterized in that, the right side of described frame (1) also is provided with road wheel (28), and left bottom is provided with sleeper (29), and the bottom, left side is provided with telescopic handrail.

10. full feeding rape according to claim 9, half-feed rice-wheat thresher, it is characterized in that, described telescopic handrail comprises the sleeve (31) that is fixed on the frame (1), handrail body (30) with sleeve (31) socket, be arranged at the stop block (32) of handrail body (30) right-hand member, be connected in the alignment pin (33) on the sleeve (31), and the handrail deck (34) that is connected in frame (1) middle part; Wherein, also be provided with the locating hole that cooperates with alignment pin (33) on the handrail body (30), the distance between this locating hole and the stop block (32) is greater than the length of sleeve (31).

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