CN202160428U - Small-scale corn combine harvester - Google Patents
Small-scale corn combine harvester Download PDFInfo
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- CN202160428U CN202160428U CN2011202251913U CN201120225191U CN202160428U CN 202160428 U CN202160428 U CN 202160428U CN 2011202251913 U CN2011202251913 U CN 2011202251913U CN 201120225191 U CN201120225191 U CN 201120225191U CN 202160428 U CN202160428 U CN 202160428U
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Abstract
The utility model relates to a small-scale corn combine harvester which comprises more than one harvesting unit. Each harvesting unit comprises a clamping conveying device for conveying cornstalks from front to rear in a standing posture, an ear snapping device and a cornstalk cutting device. Each ear snapping device comprises two picking rollers, wherein the picking rollers are horizontally arranged at the rear lower part of the corresponding clamping conveying device; and a roller couple is formed by the picking rollers. A guide port for guiding roots of the cornstalks conveyed through the corresponding clamping conveying device to the space between the two picking rollers is arranged between the front ends of the two picking rollers of the same ear snapping device. Each cornstalk cutting device is arranged below the corresponding ear snapping device. Due to the adoption of the small-scale corn combine harvester disclosed by the utility model, an included angle between the cornstalks and each cornstalk cutting device is increased to a certain extent, so that ground sections formed after the cornstalks are cut off can be greatly shortened and the lengths of the ground sections meet the requirement of directly returning to the field.
Description
Technical field
The utility model relates to agricultural mechanical field, especially a kind of small-sized corn combine.
Background technology
Corn is one of most widespread cereal crops in the world, extensively plants in China, is one of staple food crop of the Chinese north and mountain area, southwestern hills and other winterbourne area people.
Results are important steps of Maize Production.At present, in vast flat area, reaping corn machineryization degree improves day by day.The existing corn combine in market can be divided into single file machine, duplicate rows machine, multirow machine by the work capacity branch.Press power outfit form branch, can be divided into self-powered self-propelled, workpiece and be installed in backpack on the four-wheel tractor, towed by the four-wheel tractor towage.Its job content comprises plucks fringe, spike collecting, the processing of stem stalk, and main difference is to pluck fringe and stem stalk processing mode.Corn combine like existing a kind of duplicate rows results; Be through external power during its work; Be generally the dragging of tractor of 50-70 horsepower; Under travel condition with the corn straw in the place ahead from root cut off and through clamping convey device be delivered to backward one or two vertical be provided with pluck roller, the stem stalk directly is delivered to a grass chopper after plucking roller to pluck fringe and smashes through said; The simultaneously above-mentioned parts such as roller, grass chopper of plucking all are that engine by corresponding tractor drives running; Above-mentioned corn combine has obtained good application in the establishing in large scale area in Plain; But in vast knob; Owing to the restriction of reasons such as receiving that road is narrow, geographical complicated, the plot is little and the adjacent plot discrepancy in elevation is big, above-mentioned corn combine is difficult to apply; In addition, because above-mentioned combine uses described grass chopper to pulverize the stem stalk with the mode of smashing, therefore required power is very big, and is also higher relatively to the requirement of drive unit, and effect is than low.
For the narrow application range that solves above-mentioned corn combine and effect than low problem; Application number is that 200820112647.3 Chinese patent discloses a kind of hand steered single file corn picker; Said hand steered single file corn picker comprises hand tractor; The engine of said hand tractor is arranged at below thereafter through an engine support, and its front upper place is provided with the transfer gantry that becomes certain inclination angle with the bottom surface, and the transfer gantry back upper place is provided with speed-changing gear box; Be equipped with clutch on the said speed-changing gear box, pluck roller (pair roller) on vertical, the vertical roller (pair roller), correspondence plucked down be arranged at two chopper and the supporting plates plucked after the roller; Chopper has a housing and parallel and rotate and to be assemblied in the interior movable knife disc of said housing with the said upper and lower roller of plucking; Movable knife disc is provided with moving knife; Housing has charging aperture near a said upper and lower side of plucking roller and is provided with the stationary knife with said moving knife corresponding matching in the charging aperture place; Transfer gantry is provided with two chains, and chain is provided with left and right backplate in (top) left and right sides correspondence; Said left and right backplate top is respectively arranged with retaining fringe plate, and right backplate right side is provided with side shield; The transfer gantry front upper place is provided with and a pair ofly holds up the standing grain railing, initiatively holds up standing grain wheel and the passive standing grain wheel of holding up; Main, the passive standing grain wheel of holding up holds up the standing grain band to be in transmission connection through one; The transfer gantry right side is equipped with universal support wheel through a wheel carrier; The transfer gantry left side is provided with maize cob collector, and the front lower place of transfer gantry is provided with reciprocating cutterbar; Said engine drives chopper, chain, master respectively, is turned round by movable sprocket, reciprocating type, main, passive standing grain wheel and the upper and lower roller of plucking held up through said clutch, speed-changing gear box; When above-mentioned hand steered single file corn picker is worked, under travel condition, drive chopper, chain, master, turned round by movable sprocket, reciprocating cutterbar, master, passive standing grain wheel and the upper and lower roller of plucking held up through engine and corresponding transmission mechanism; At first by holding up the standing grain railing that cornstalk top is imported; By holding up the standing grain band that the corn bottom is imported; The bottom was cut off by reciprocating cutterbar when cornstalk marched to reciprocating cutterbar, and simultaneously top is transferred chain and clamps, and cut cornstalk is transported to the standing position form under the effect of chain and is delivered to two and plucks between the roller; Promptly under the effect of carrier chain; Cornstalk and pluck and form an angle between the center line of roller, the cornstalk root at first gets into two and plucks between the roller, sheds on ground after moving up into the chopper and the section of being cut into behind the cornstalk; The corncob of when plucking the roller rotation, leaving behind from cornstalk drops on left and right backplate, is kept off the guiding of fringe plate and the entering maize cob collector.
Above-mentioned hand steered single file corn picker has solved the problem of the narrow application range of large-scale corn combine effectively; Change the stalk powder crushing device into shredding mechanism in addition, reduced the work required drive greatly, therefore in actual production, obtained using widely, but some problems in use also occurred.At first; Because the said roller of plucking is the vertical roller of plucking; And said chain is that standing position is carried to the conveying of cornstalk; All the time and pluck between the center line (pivot center) of roller and have an angle (less), so cornstalk is when roller and corresponding chopper are plucked in entering to cut cornstalk and pluck an inclination angle is all arranged between roller and the chopper in course of conveying, and this has increased required drive on the one hand; Specifically; Promptly since cut cornstalk when getting into chopper all and be an angle between the rotation of the cutting knife of said chopper; Therefore the increase of the work area of the cutting knife of chopper; Promptly not along radially the footpath bar being cut off of cornstalk, thereby directly increased the required power of chopper work, increased energy consumption and required comparatively strict yet the power of engine; On the other hand because cut cornstalk is less with the angle of the angle of the rotation of said chopper when getting into chopper, and the external diameter of each section of cornstalk differs, and therefore the footpath bar is not to get into along its length to pluck roller and chopper and speed instability; Thereby the length of the cornstalk that the cornstalk after causing being cut off forms broken section (often being the skin shape after the cutting in the reality) is inhomogeneous and whole inclined to one side length (because it is almost parallel with the axis of plucking roller to get into the cornstalk of plucking between the roller); Can't directly go back the field operation; Must do subsequent treatment through manual work, can't fundamentally handle cornstalk; Secondly; Because plucking roller is arranged at the said top that roller is arranged at transfer gantry of plucking; Therefore the fruit ear of being removed (corncob) can't in time be collected, and as the above, need at first fall on the left and right backplate after said retaining fringe plate can fall into maize cob collector collects; And corn is being thrown to said left and right backplate from plucking roller after being removed, and causes losing of part corncob unavoidably, even falls to said chain place and hinder conveying; In addition, drop on the ground, described side shield must be set, influenced the compactedness and the outward appearance of package unit in order to prevent fruit ear; And very inconvenience of the follow-up collection of fruit ear to building up to side shield and left and right backplate place; The 3rd; Since above-mentioned hand steered single file corn picker pluck roller and shredding mechanism is vertical; Therefore make the central whole of this grain header higher, under the shock effect of shredding mechanism, its use occasion often is the area of ground condition differences such as mountain region, hills in addition; Therefore overturn accident very easily takes place, and has also brought hidden danger for operating personnel's personal safety; The 4th, pluck roller and shredding mechanism blocks pilot's line of vision, make very inconvenience of driver behavior; At last,, therefore turn to very inconvenience, increased operator's labour intensity greatly because said support wheel is arranged at the right side of said transfer gantry; Very inconvenience when occasion little in some plot, that need frequently turn to is used.
Summary of the invention
The purpose of the utility model is to provide a kind of small-sized corn combine, to subtract broken section the long problem of length that existing small-sized corn combine cuts off corn footpath bar back formation that solves.
In order to address the above problem; The small-sized corn combine of the utility model adopts following technical scheme: the small-sized corn combine; Comprise more than one and gather in the crops the unit; The said unit that respectively gathers in the crops includes clamping convey device, ear-picking unit and the cornstalk shredding mechanism that is used for the cornstalk of standing position conveying from front to back; Said ear-picking unit comprises crouching to be located at the corresponding clamping convey device back lower place and to form two of pair roller plucks roller, and two of same ear-picking unit is plucked to have the root that is used for the cornstalk that transmits through corresponding clamping convey device and cause this two guiding port of plucking between the roller between the front end of roller; Described cornstalk shredding mechanism crouches and is located at the below of corresponding ear-picking unit.
Said two pluck roller pivot center separately all extends along the throughput direction of corresponding clamping convey device.
The left side of said each ear-picking unit or right side are provided with corresponding maize cob collector, and each ear-picking unit is lower than the position of plucking roller away from corresponding maize cob collector near the position of plucking roller of corresponding maize cob collector.
Describedly respectively pluck boot segment, columniform fringe section and the columniform footpath section of drawing of plucking that roller includes the taper that concentricity successively from front to back line is connected; The said roller of respectively plucking all is provided with the spiral bar that is used for carrying backward corresponding stem stalk in its periphery of plucking the fringe section, and the periphery of Yu Qila footpath section upwards is provided with the straight burr muscle that extends along this pivot center direction of plucking roller.
Said cornstalk shredding mechanism comprises that housing and rotation are assemblied in the rotating shaft on the said housing, and the top of said housing has the charging aperture corresponding with corresponding ear-picking unit, and the bottom has discharging opening; Said rotating shaft be provided with one with the upper edge it radially disperses the handle of a knife of extension, described handle of a knife is provided with the chopping moving knife away from an end of rotating shaft, the charging aperture place of housing is provided with the chopping stationary knife with said chopping moving knife corresponding matching.
Two groups of driving and driven sprocket wheels that set up separately about said clamping convey device comprises and correspondingly be set around two clamping chains on said two groups of driving and driven sprocket wheels are formed for the clamp port of clamping cornstalk between said two clamping chains.
End spinning on described two driven sprockets respectively and be furnished with power transmission shaft; The lower end of said each power transmission shaft extends to said clamping convey device below and is equipped with the cutter sweep that is used to cut off cornstalk, and said cutter sweep comprises the cutting stationary knife that is fixed between two power transmission shafts and ends spinning and is assigned in the star moving knife on two power transmission shafts.
The upper end of described two power transmission shafts is all ended spinning and is furnished with initiatively rice-pulling chain wheel, and the front end of conveying plant is provided with corresponding driven rice-pulling chain wheel, is in transmission connection through a rice crop poking belt between the corresponding driving and driven rice-pulling chain wheel.
Described small-sized corn combine also comprises vehicle frame and drive unit; Be equipped with running gear on the said vehicle frame; Said drive unit is arranged at the rear portion of vehicle frame; The said clamping convey device of respectively gathering in the crops the unit and ear-picking unit are set in turn on the vehicle frame from front to back and transmission mechanism and drive unit through correspondence are in transmission connection, and described cornstalk shredding mechanism is arranged at the below of ear-picking unit and is in transmission connection with drive unit.
Described vehicle frame is the hand tractor vehicle frame, and described drive unit is arranged at the rear portion of vehicle frame through an engine support; The rear portion of vehicle frame is provided with universal wheel and driver's seat.
Because the small-sized corn combine of the utility model is plucked the roller back lower place of being located at said clamping convey device for sleeping in two of said ear-picking unit; Pluck at two of same ear-picking unit and be provided with the root that is used for the cornstalk that transmits through corresponding clamping convey device between the front end of roller and cause this two guiding port of plucking between the roller; And described cornstalk shredding mechanism is arranged at the bottom of corresponding ear-picking unit; Therefore when work, can will carry the root of the cornstalk of coming to cause that two of corresponding ear-picking unit plucks between the roller by corresponding clamping convey device standing position, and pluck roller and in plucking the process of fringe, the cornstalk that receives carried downwards and be fed to corresponding cornstalk shredding mechanism through said guiding port; Because the cornstalk that transmits from clamping convey device all keeps standing position, the angle of itself and perpendicular is far smaller than the angle with horizontal plane; Therefore can the angle between the cut direction of cornstalk and cornstalk shredding mechanism correspondence position be changed near 90 degree, cut off broken section that the back forms, make it satisfy the direct returning to farmland requirement thereby can shorten cornstalk greatly; In addition,, therefore reduced the whole center of gravity of grain header, made its operation more steadily reliable, avoided the generation of overturn accident effectively because that described ear-picking unit and cornstalk shredding mechanism are is horizontal.
Description of drawings
Fig. 1 is the structural representation of embodiment 1 of the small-sized corn combine of the utility model;
Fig. 2 is the structural representation of the clamping convey device among Fig. 1;
Fig. 3 is the structural representation of the cutter sweep among Fig. 1;
Fig. 4 is the upward view of Fig. 3;
Fig. 5 is the structural representation of the ear-picking unit among Fig. 1;
Fig. 6 is ear-picking unit and the combination sketch map of cornstalk shredding mechanism among Fig. 1;
Fig. 7 is vehicle frame and the structural representation of drive unit among Fig. 1;
Fig. 8 is the transmission principle figure of embodiment 1 of the small-sized corn combine of the utility model;
Fig. 9 is the structural representation of the arrangement of clutch among Fig. 1.
Embodiment
The embodiment 1 of the small-sized corn combine of the utility model shown in Fig. 1～9, has vehicle frame 11 (like Fig. 7); Vehicle frame 11 adopts the hand tractor vehicle frames, be equipped with running gear 12 and its rear portion on the vehicle frame 11 and be provided with universal wheel 14 through a wheel carrier 13, running gear 12 be hand tractor itself wheel; Universal wheel 14 can rotate by 360 degree in perpendicular; Be provided with a driver's seat 15 through a brace summer on the wheel carrier 13,, therefore do not influence turning in vehicle frame 11 walking processes because universal wheel 14 is arranged at the rear portion of vehicle frame 11; Reduced to turn to action required power; Reduced staff's working strength, in addition, driver's seat 15 makes that operating personnel's operation is more comfortable; Vehicle frame 11 rear portions also are provided with engine support 16 and are provided with drive unit 17 through engine support 16 between running gear 12 and universal wheel 14, drive unit 17 adopts diesel engine; Gearbox 18 that running gear 12 and drive unit 17 have through hand tractor itself and corresponding transmission device are in transmission connection; Vehicle frame 11 is provided with a results unit that is used for harvesting corn; Said results unit has clamping convey device, ear-picking unit and cornstalk shredding mechanism; Clamping convey device is arranged at vehicle frame 11 front ends; Cornstalk after being used for cutting off keeps standing position to carry backward in the past, and clamping convey device (like Fig. 2) has the carrier chain 20 that two transfer gantries, 19 symmetries of passing through are divided into vehicle frame 11 left and right sides, and the outside of each carrier chain all is covered with backplate; The front end bottom of each transfer gantry all and be provided with elevating lever 21 between the vehicle frame 11; The rear end all is rotatably equipped with drive sprocket 22 through a wheel shaft, and the rotational plane of the drive sprocket on each transfer gantry 19 is all parallel with the upper surface of this transfer gantry, and the front end of each transfer gantry all is provided with corresponding driven sprocket 24 through the power transmission shaft 23 of correspondence; Two carrier chains 20 are set around respectively on the corresponding driving and driven sprocket wheel; Form between the adjacent side of two carrier chains 20 one be used for the clamping cornstalk clamp port 25, clamping convey device also is provided with grain lifting frame 55 in the front end place of its clamp port 25, between the driving and driven sprocket wheel of correspondence, also is provided with corresponding tightener sprocket 26 on each transfer gantry 19; Also be provided with buffer unit 27 on other two transfer gantries; Buffer unit 27 has along the left and right directions of vehicle frame 11 and is movably set in the push rod on the corresponding transfer gantry, and push rod is supported in the side near said clamp port 25 of carrier chain in the inner ring of corresponding carrier chain near an end of clamp port 25; Buffer unit 27 is used to make the width of the clamp port 25 that forms between two carrier chains to be applicable to the cornstalk in different stalks footpath, avoids the cornstalk pinch off; The upper end of two power transmission shafts 23 all passes corresponding driven sprocket and ends spinning and be furnished with initiatively straw shift wheel 28; Vertical shaft through correspondence is rotatably equipped with driven straw shift wheel 29 to two transfer gantries 19 in the place ahead of the active straw shift wheel of correspondence; Two vertical shafts are all fixing through corresponding holding device 30, and holding device 30 adopts screw rod, can regulate the distance between the corresponding driving and driven straw shift wheel through regulating holding device during use; Driving and driven straw shift wheel is sprocket wheel equally; The driving and driven straw shift wheel that is positioned at the same side is in transmission connection through the rice crop poking belt 31 of correspondence, and the body portion of rice crop poking belt 31 is a chain, and the chain of rice crop poking belt 31 is provided with the cornstalk that is used for the front side and is allocated to and dials the standing grain pawl between two carrier chains 20; The structure of rice crop poking belt is a prior art, repeats no more here; The lower end of two power transmission shafts 23 passes corresponding transfer gantry and is equipped with cutter sweep (like Fig. 3-4); Cutter sweep is used to cut off the cornstalk of being dragged on by rice crop poking belt 31; Constitute by being fixed on the cutting stationary knife 32 between two power transmission shafts 23 and ending the star moving knife 33 that spinning is assigned in two power transmission shaft lower ends respectively, the left and right end that wherein cuts stationary knife 32 is fixed on respectively on two power transmission shafts; 33 rotations of star moving knife are cut off corresponding cornstalk with 32 cooperations of cutting stationary knife during work from root; Ear-picking unit (like Fig. 5) is arranged at the back lower place of clamping convey device, has transmission case 34 and rotate to be assemblied in two on the transmission case 34 and to pluck roller 35, two to pluck the pivot center of roller 35 parallel to each other and extend along the throughput direction of clamping convey device; Two pluck roller 35 the rear end form pair roller through transmission devices corresponding in the transmission case 34 back that is in transmission connection; Respectively pluck boot segment that roller all has the taper that concentricity successively from front to back line is connected, pluck the fringe section and draw the footpath section; Wherein respectively pluck roller pluck the fringe section and draw footpath section to be cylindrical, and pluck respectively that roller plucks that the periphery of fringe section upwards has spiral bar 36, the periphery of drawing the footpath section is to being provided with the straight burr muscle 37 that extends along this pivot center bearing of trend of plucking roller; Two pluck formation one guiding port 38 between the roller boot segment separately, and guiding port 38 is used for the root of the cornstalk that is transmitted by clamping convey device is caused that two pluck between the roller 35; Pluck the fringe section and be used to drive corn stem and do simultaneously along the axially-movable and the tangential tangential motion of plucking the axis direction of roller 35, axially-movable prevents to pluck roller and stops up, and tangential motion is intended to pluck fringe; Most corn stem is accomplished to pluck fringe and to leave and is got into stem stalk cornstalk shredding mechanism after plucking roller plucking the fringe section; Part stem stalk gets into stem pulling section through plucking the fringe section, gets into the not motion vertically of corn stem of stem pulling section, only along plucking the roller tangential motion; Speed away and pluck roller, get into stem stalk cornstalk shredding mechanism; Place, corresponding ear-picking unit below, the right side of vehicle frame 11 is provided with the maize cob collector (not shown), and maize cob collector is used to collect the fruit ear of removing through ear-picking unit (corncob); Two pluck in the roller height that is lower than another near the height on of maize cob collector (right side); Be to form one to the slope of declivity gradually, maize cob collector place like this, do not lose so that the corncob of being removed directly falls in the maize cob collector in order to pluck between the roller two; Cornstalk shredding mechanism (like Fig. 6) is arranged at the below of ear-picking unit; Has housing 39; The top of housing 39 has charging aperture and is provided with chopping stationary knife 40 in the charging aperture place, and the charging aperture of cutter sweep is located at two of ear-picking unit and is plucked roller 35 belows, and the bottom of housing 39 has discharging opening; Also be equipped with rotating shaft 41 on the housing 39 in addition; The axis of rotating shaft 41 is parallel with the pivot center that two of ear-picking unit is plucked roller 35, and rotating shaft 41 is along the handle of a knife 42 that circumferentially is connected, and handle of a knife 42 is equipped with chopping moving knife 43 away from the axis of rotating shaft 41 and in its projecting end gradually from its stiff end to projecting end; Chopping moving knife 43 adopts blade, and the blade of chopping moving knife 43 extends along the axis bearing of trend of rotating shaft 41.The drive connection of each parts of present embodiment (like Fig. 8); Drive unit 17 at first through belt with power reach with the supporting gearbox of vehicle frame running gear on and reach on the arrangement of clutch through the belt pulley 44 on the gearbox power shaft; Arrangement of clutch (like Fig. 9) has clutch shaft 45; Clutch shaft 45 rotates through fixed bearing block 48 and corresponding bearing and is assemblied on the vehicle frame 11; The one of which end through corresponding bearing be set with said gearbox power shaft on the driving pulley 49 that is connected through belt transmission of belt pulley 44; Clutch shaft 45 ends spinning away from an end of driving pulley 49 and is furnished with driven pulley 50, and clutch shaft 45 is equipped with clutch 51 near an end of driving pulley 49, and clutch 51 adopts dog clutches; Power break-make through clutch driving lever 52 control diaxons; Driven pulley 50 is connected through belt transmission with a power jackshaft 56, and power jackshaft 56 reaches power input shaft 53 and the drive sprocket of clamping convey device on the transmission case of being located at ear-picking unit with power respectively, and ear-picking unit reaches power in the rotating shaft 41 of cornstalk shredding mechanism through a power take-off 54 of being located on its transmission case; Drive sprocket further reaches initiatively straw shift wheel, driven straw shift wheel and cutter sweep with power, realizes that finally the organic of whole device is in transmission connection.During the work of the small-sized corn combine of present embodiment, under the travel condition of vehicle frame at first through operated clutch with power transmission to ear-picking unit, cornstalk shredding mechanism, clamping convey device, the cutter sweep of drive unit and hold up the standing grain band; Under the effect of holding up the standing grain band; The cornstalk of due-in corn is allocated to cutter sweep and is cut off from root; Cut cornstalk is immediately to carry in the clamp port of the entering clamping convey device of oblique standing position attitude (vertical with the clamping convey device throughput direction) and by two carrier chain clampings in the past backward; Corresponding cornstalk be transported to behind the clamping convey device rear end by the guiding port on the ear-picking unit cause two its pluck between the roller and break away from clamping convey device simultaneously; Get into the corn straw that two of ear-picking unit plucks between the roller and pluck axially-movable and the tangential tangential motion of doing simultaneously under the effect of fringe section along plucking the axis direction of roller plucking roller, axially-movable prevents to pluck roller and stops up, and tangential motion is intended to pluck fringe; Most corn stem is accomplished to pluck fringe and to leave and is got into stem stalk cornstalk shredding mechanism after plucking roller plucking the fringe section; Part stem stalk gets into stem pulling section through plucking the fringe section, gets into the not motion vertically of corn stem of stem pulling section, only along plucking the roller tangential motion; Speed away and pluck roller, get into stem stalk cornstalk shredding mechanism; Because two pluck the throughput direction extension of the pivot center of roller along clamping convey device; Promptly two to pluck the bearing of trend in the slit that forms between the roller identical with the throughput direction of clamping convey device; Still the moving knife with the cornstalk shredding mechanism was vertical in the cut direction (probably) at this place when therefore cornstalk was plucked roller entering cornstalk shredding mechanism through two, and the cornstalk that gets into the cornstalk shredding mechanism radially is cut into pieces, and broken section of formation is shorter; Again since said two pluck roller rotating speed be certain; The rate of feeding that is ear-picking unit is certain, thereby makes cornstalk be cut off broken section even, the short and even requirement of satisfying direct returning to farmland of broken segment length that the back forms; Two pluck roller the corn that the fringe section removed plucked pluck directly to fall under the effect of difference in height of roller two and be arranged at the bottom-right maize cob collector of ear-picking unit and collect, effectively prevented to lose the generation of fringe problem.
In the foregoing description, can also on vehicle frame, be set up in parallel plural results unit from left to right successively, and transmission device and the drive unit of each results unit through correspondence is in transmission connection; Vehicle frame can also adopt the four-wheel tractor vehicle frame; Two of said ear-picking unit is plucked roller, and can also to be made as a right high left side low, in such cases, must maize cob collector be arranged at the lower left of ear-picking unit; The moving knife of cutter sweep can also be the disc type moving knife; Star identical with above-mentioned cutter sweep structure or disc type moving knife and stationary knife can also be set in the housing of said cornstalk shredding mechanism and above stationary knife, add corresponding guide plate or block, so as not to not Qie Duan after the top sideslip of stalk; Two of said ear-picking unit is plucked all right horizontal positioned of roller, and in such cases, the cornstalk shredding mechanism can move with plucking roller as required.
Claims (10)
1. small-sized corn combine; Comprise more than one and gather in the crops the unit; The said unit that respectively gathers in the crops includes clamping convey device, ear-picking unit and the cornstalk shredding mechanism that is used for the cornstalk of standing position conveying from front to back; It is characterized in that: said ear-picking unit comprises crouching to be located at the corresponding clamping convey device back lower place and to form two of pair roller plucks roller, and two of same ear-picking unit is plucked to have the root that is used for the cornstalk that transmits through corresponding clamping convey device and cause this two guiding port of plucking between the roller between the front end of roller; Described cornstalk shredding mechanism crouches and is located at the below of corresponding ear-picking unit.
2. small-sized corn combine according to claim 1 is characterized in that: said two pluck roller pivot center separately all extends along the throughput direction of corresponding clamping convey device.
3. small-sized corn combine according to claim 1; It is characterized in that: the left side of said each ear-picking unit or right side are provided with corresponding maize cob collector, and each ear-picking unit is lower than the position of plucking roller away from corresponding maize cob collector near the position of plucking roller of corresponding maize cob collector.
4. small-sized corn combine according to claim 1 is characterized in that: describedly respectively pluck boot segment, columniform fringe section and the columniform footpath section of drawing of plucking that roller includes the taper that concentricity successively from front to back line is connected; The said roller of respectively plucking all is provided with the spiral bar that is used for carrying backward corresponding stem stalk in its periphery of plucking the fringe section, and the periphery of Yu Qila footpath section upwards is provided with the straight burr muscle that extends along this pivot center direction of plucking roller.
5. small-sized corn combine according to claim 1; It is characterized in that: said cornstalk shredding mechanism comprises that housing and rotation are assemblied in the rotating shaft on the said housing; The top of said housing has the charging aperture corresponding with corresponding ear-picking unit, and the bottom has discharging opening; Said rotating shaft be provided with one with the upper edge it radially disperses the handle of a knife of extension, described handle of a knife is provided with the chopping moving knife away from an end of rotating shaft, the charging aperture place of housing is provided with the chopping stationary knife with said chopping moving knife corresponding matching.
6. small-sized corn combine according to claim 1; It is characterized in that: two groups of driving and driven sprocket wheels that set up separately about said clamping convey device comprises and correspondingly be set around two clamping chains on said two groups of driving and driven sprocket wheels are formed for the clamp port of clamping cornstalk between said two clamping chains.
7. small-sized corn combine according to claim 6; It is characterized in that: end spinning on described two driven sprockets respectively and be furnished with power transmission shaft; The lower end of said each power transmission shaft extends to said clamping convey device below and is equipped with the cutter sweep that is used to cut off cornstalk, and said cutter sweep comprises the cutting stationary knife that is fixed between two power transmission shafts and ends spinning and is assigned in the star moving knife on two power transmission shafts.
8. small-sized corn combine according to claim 6; It is characterized in that: the upper end of described two power transmission shafts is all ended spinning and is furnished with initiatively rice-pulling chain wheel; The front end of conveying plant is provided with corresponding driven rice-pulling chain wheel, is in transmission connection through a rice crop poking belt between the corresponding driving and driven rice-pulling chain wheel.
9. according to each described small-sized corn combine of claim 1～8; It is characterized in that: also comprise vehicle frame and drive unit; Be equipped with running gear on the said vehicle frame; Said drive unit is arranged at the rear portion of vehicle frame, and the said clamping convey device of respectively gathering in the crops the unit and ear-picking unit are set in turn on the vehicle frame from front to back and transmission mechanism and drive unit through correspondence are in transmission connection, and described cornstalk shredding mechanism is arranged at the below of ear-picking unit and is in transmission connection with drive unit.
10. small-sized corn combine according to claim 9 is characterized in that: described vehicle frame is the hand tractor vehicle frame, and described drive unit is arranged at the rear portion of vehicle frame through an engine support; The rear portion of vehicle frame is provided with universal wheel and driver's seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202251913U CN202160428U (en) | 2011-06-29 | 2011-06-29 | Small-scale corn combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202251913U CN202160428U (en) | 2011-06-29 | 2011-06-29 | Small-scale corn combine harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202160428U true CN202160428U (en) | 2012-03-14 |
Family
ID=45796292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202251913U Expired - Fee Related CN202160428U (en) | 2011-06-29 | 2011-06-29 | Small-scale corn combine harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202160428U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102301864A (en) * | 2011-06-29 | 2012-01-04 | 河南科技大学 | Small size corn combine |
| CN102640619A (en) * | 2012-05-21 | 2012-08-22 | 吉林大学 | Clamping transporting device of corn picking mechanism |
| CN110326428A (en) * | 2019-08-09 | 2019-10-15 | 山东省农作物种质资源中心 | A kind of bean harvester can avoid beans |
-
2011
- 2011-06-29 CN CN2011202251913U patent/CN202160428U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102301864A (en) * | 2011-06-29 | 2012-01-04 | 河南科技大学 | Small size corn combine |
| CN102640619A (en) * | 2012-05-21 | 2012-08-22 | 吉林大学 | Clamping transporting device of corn picking mechanism |
| CN110326428A (en) * | 2019-08-09 | 2019-10-15 | 山东省农作物种质资源中心 | A kind of bean harvester can avoid beans |
| CN110326428B (en) * | 2019-08-09 | 2021-12-21 | 山东省农作物种质资源中心 | Bean harvester capable of avoiding bean falling |
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