CN201230478Y

CN201230478Y - Rice combined harvester

Info

Publication number: CN201230478Y
Application number: CNU2008200640402U
Authority: CN
Inventors: 黄裕
Original assignee: 黄裕
Current assignee: ZIGONG YUMIN AGRICULTURAL MACHINERY CO., LTD.
Priority date: 2008-07-01
Filing date: 2008-07-01
Publication date: 2009-05-06
Anticipated expiration: 2018-07-01

Abstract

The utility model relates to a miniature rice combine harvester which comprises a combine harvester and a miniature tillage machine matched with a power machine, wherein the combine harvester is movably connected with the miniature tillage machine, and the miniature tillage machine comprises a gear-box chassis, a diesel engine, a diesel engine rack, a single leaf web-type blade paddy field traveling wheel, a supporting roller device and a stool; the combine harvester comprises reels, a header, a threshing unit, a rice grain conveying device, a power transmission mechanism and a header height adjusting mechanism which are all installed on a supporting framework; the reels are fixedly installed at the upper ends of supporting rods in front of both sides of the supporting framework, the header is closely connected with the threshing unit, the rice grain conveying device is connected and installed below the threshing unit, a transmission mechanism of the power machine is installed at the rear end of the supporting framework, and a guide bracket is arranged at the upper end of the supporting roller device. The utility model has compact structure and good adhesiveness of the driving traveling wheel, cannot cause grass winding, mud blocking and sinking when works in the winter paddy field with deep mud, and is suitable for popularization and application.

Description

A kind of rice combine

Technical field

The utility model relates to a kind of grain header, and particularly a kind of rice combine belongs to mechanical field.

Background technology

At present, the small rice combine of promoting the use of in some mountain areas, China south and knob has wheeled and two kinds of crawler types, they are soft at the rice field topsoil, implement the paddy rice harvesting operation in the dark mud pin paddy field with ponded water in winter, mainly have following disadvantage: (1), produce under the effect of countertorque at complete machine gravity and driving wheel running, driving wheel is exercised and is easily skidded, and the running resistance that advances increases, and causes body to sink, the complete machine disequilibrium is until the operation of can not walking.(2), loom in running job, parts such as cutting of spike of rice taken off, conveying, threshing and deslagging easily stop up, fault is many, influences operation quality.(3) loom is heavy, and volume is big, and inconvenience etc. is shifted in operation and field.The key factor that to be the existing facility of influence can not get extensively promoting the use of in mountain area and knob.2004.05.12, Patent Office of the People's Republic of China discloses the utility model patent (notification number: CN2614427) of a kind of " miniature combined wheat harvester " by name, its main feature is to be provided with reaping apparatus on frame, threshing cylinder, hydraulic means, blower fan, one rear flank portion is provided with the lifting auger at threshing cylinder, be provided with separation bin on the top that promotes auger, the separation bin lower end is provided with grain export, the air port, blower fan links to each other with separation bin by suction pipe, the grain export bottom is provided with a storehouse, compare with existing combine, have small and exquisite flexible, compact conformation, the harvesting descending operation is convenient, and the grain chaff separates thoroughly, the advantage that operating environment is clean.

Summary of the invention

The utility model proposes a kind of rice combine at the harvesting technology above shortcomings of existing type.The utility model compact conformation, in light weight, the ground-engaging wheel adhesion property is good, tractive force is big, in dark mud pin paddy field with ponded water in winter the operation straw winding, do not hinder mud, do not sink, operate steadily; Transaction capabilities is reliable, wide adaptability, harvesting operation do not stop up, fault is few.Simultaneously, according to different topography and geomorphologies, natural conditions such as field block size, practicable taking or walking operation etc.

The technical solution of the utility model is realized by following content:

A kind of small rice combine, comprise small-sized harvesting and tillage machine two parts that combining mechanism and power are supporting, it is characterized in that: the connection of two parts is with bearing pin the hinge of grain header bracing frame rear end and the hinge seat on the gearbox to be led together, and mounting or dismounting are convenient.In the field transhipment at need, can split into two parts and transport separately.Described small-sized harvesting and tillage machine comprises gearbox chassis, diesel engine, diesel oil frame, have and adhere to big and anti-monolithic former formula blade paddy field road wheel, the straw winding that falls into function of pressure-bearing of tractive force and do not hinder anti-support roller device that sink of mud and simple load and unload simple and easy seat stool simple in structure, and the seat formula carried out by this grain header or the walking operation all can.Its major function is to bear the transmission of complete machine walking and grain header operation power.Described combine comprises rice pulling wheel, the ceding of Taiwan, sheller unit, paddy conveying plant and power transmitting mechanism, ceding of Taiwan height adjustment mechanism etc., and they all are installed on the same support frame.Rice pulling wheel is fixedly mounted on the post upper in the place ahead, support frame both sides, also can about, front and back can be regulated, header is close to sheller unit and is linked to each other, sheller unit below connection paddy conveying plant, the simple compact easy accessibility of housing construction, the solenoidoperated cluthes of engine transmission mechanism 12 adopt the dry type lamella clutch, be installed in the rear end of support frame, the combination of control grain header operation power with separate, the transmission of grain header operation power separates from diesel powered output belt pulley and harvesting and tillage machine walking power, the grain header running speed and the complete machine speed of travel are not disturbed mutually, exported belt to clutch from diesel powered, sheller unit, paddy is carried screw feeder, promote the link plate chain; The transmission of threshing cylinder right-hand member takes turns to spike of rice and carries screw feeder all to adopt chain drive to the power transmission of cropping knife, guarantees reliable transmissions at different levels, does not slide, and reaches the purpose that reduces fault.Spike of rice is carried screw feeder, and the power drive mechanism of cutter and rice pulling wheel is placed in complete machine right side side, has increased the space of the rice standing grain side of harvesting, has improved the branch standing grain and the harvesting quality of rice standing grain.Pressure-bearing support roller device upper end is provided with bench.

Described monolithic former formula blade paddy field road wheel outside diameter is generally selected for use in 400-700MM, and the wheel body width is selected for use in the 200-500MM scope, and the be welded number of blade and width of blade of wheel body chosen in 6-8 sheet and 70-200MM.The former blade is uniform to be welded on the wheel rim, and the axle center vertical plane slanted angle that welds intersection point by blade and wheel rim is the 20-30 degree.

Described pressure-bearing support roller is made up of support wheel, roller shaft, U type bracing frame, adjusting column and boss, support roller is led and is contained on the roller shaft, can rotate neatly, the roller shaft two ends are fastened on the supporting frame with nut, constitute pressure-bearing support roller device, it is installed on the guide bracket of diesel oil frame rear end, Height Adjustable, but pressure-bearing back-up roller wheel body is divided into two wheels of each autorotation, when complete machine is turned, can be with different radiuss of turn, the rolling speed of two wheels can be adjusted automatically, can reduce the resistance that complete machine is turned.

Described rice standing grain carries the tight obedient threshing cylinder of screw feeder to install, and rice standing grain input port links to each other with threshing cylinder, two throwings is installed on the screw feeder of rice standing grain inlet strokes sheet, has reached to simplify structure, reduces fault, improves rice standing grain delivery reliability.At the two ends of cylinder shaft protection is installed and leads, reduce the fault that millet straw is twined.

Described bench is to constitute with diameter 30MM supporting steel pipe and bicycle saddle, and bicycle saddle is directly withheld in supporting steel pipe one end, other end bending, when installing and using, the tube bending head is broadcast on the guide bracket of diesel engine stand rear end, simple in structure, loading and unloading are used very convenient.

Principle of the present utility model is as follows:

Major technique structural design scheme of the present utility model is made of small-sized harvesting and tillage machine and combine two large divisions.

Harvesting and tillage machine part: (1), select for use power coupling to be 6-10 horsepowers, based on air-cooled 186 diesel engines.(2), ground-engaging wheel adopts monolithic former formula blade paddy field wheel, the wheel external diameter is generally selected for use in 400-700MM scope because of being subjected to the complete machine structure size restrictions, in order to increase the contact-making surface of wheel body and field piece soil layer, improve the attached power of work and the pressure-bearing surface of wheel body, the wheel body width can be selected for use in 200-500MM scope; The number of blade that is welded and width of blade can use the rice field to show natural conditions such as native shale and mud pin degree of depth situation according to loom, can be at 6-8, width is chosen in 70-200MM scope, guarantees that operation is all steadily reliable in the rice field of the various dirt bed hardness and the mud pin degree of depth.(3), in diesel oil frame back end design a pressure-bearing support roller device is installed, its major function is to overcome a kind of auxiliary support apparatus that the complete machine job run easily sink and designs, and the connecting hole that the diesel oil frame is installed the traction basket by the gearbox body rear side fuses.(4), the simple and easy seat of design stool can take advantage of the seat operation, but also walking operation.

The grain header part: be made up of support frame, rice pulling wheel, the ceding of Taiwan, sheller unit, paddy conveying plant and power drive mechanism etc., they all are installed on the same support frame.Rice pulling wheel is installed in the front upper place of the ceding of Taiwan, and setting height(from bottom) front and back up and down can be adjusted.The ceding of Taiwan is by nearside divider, cutter, and the rice standing grain carries screw feeder and semiclosed standing grain basket to form, and they are installed in support frame front end top.Ceding of Taiwan base plate both sides and back upper place sheet metal, its semilate rice standing grain are carried screw feeder to be close to threshing cylinder and are installed, and the spike of rice input port links to each other with threshing cylinder, make the complete machine longitudinal size shorten compact integral structure.Expansion teeth on the screw feeder is become throwing stroke sheet, directly be welded on the screw feeder input port, simplified structure and also reduced fault simultaneously, improved the spike of rice delivery reliability.Sheller unit is by threshing cylinder, and screen cloth and defelctor apron are formed.Protective sleeve is installed at the cylinder shaft two ends, can reduce the fault that twines millet straw.The paddy conveying plant is made up of helical feed screw feeder, lifting link plate, shuttle bucket, cubic conduit and reception bag and carriage.Increase shuttle bucket inclination angle, strengthen the flowability of grain, reduce the fault of stopping up the shuttle bucket.Power drive mechanism comprises threshing cylinder, spike of rice and paddy conveying, cutter, tumblers such as rice pulling wheel, the power transmission of these mechanisms and the power transmission of complete machine road wheel operation are separated from diesel powered output belt pulley, and each rotating mechanism all adopted chain drive except that rice pulling wheel, transmission is difficult for skidding.The power transmission clutch designs of grain header is the dry type lamella clutch, make grain header power engage with separate all reliable.The rotational conveyance of cutting standing grain wheel, threshing cylinder, spike of rice and paddy all can not be subjected to the influence of loom pace speed, can significantly reduce spike of rice and the grain plugging fault in loom.Grain header is by the hinge guide bracket on the connecting plate of the place ahead, harvesting and tillage machine chassis diesel oil frame installing hole installation, be connected into one, the grain header part can be rotated with hinge guide bracket place, the adjustment of ceding of Taiwan height is adopted simple worm and gear and steel wire to constitute adjusting device and is realized, simple in structure, convenient and reliable operation.

Advantage of the present utility model shows following several aspect:

1, complete machine structure is simply compact, in light weight, and operation has made and loaded and unloaded easy to maintenance.

2, operation in various shales and dark mud pin paddy field with ponded water in winter, it is big to have the tractive force of adhering to, and straw winding does not hinder mud, do not sink, job run is steadily reliable, and transaction capabilities strengthens, the operation fault is few, paddy harvesting quality height, but all normal operations in the paddy field with ponded water in winter of the 500MM mud pin degree of depth.

3, the property manipulated is good, the operation of practicable seat formula, and also practicable walking operation is manipulated flexible.

4, loom is convenient in the field transhipment.If apart independent transfer can be taken grain header, harvesting and tillage machine two large divisions in the place that complete machine can not be walked and be shifted.

Description of drawings

Fig. 1 is the utility model structural representation.

Embodiment

Show that as Fig. 1 the utility model is made of small-sized harvesting and tillage machine and combine two large divisions.Small-sized harvesting and tillage machine includes compositions such as small-sized harvesting and tillage machine chassis 1, diesel engine 2, diesel oil frame 3, monolithic former formula paddy field wheel 4, pressure-bearing support wheel 5, simple and easy seat stool 6.It is main that Nanning sweet osmanthus CN type series or similar harvesting and tillage machine chassis are adopted in the harvesting and tillage machine chassis.Select 6-10 horsepower diesels for use, selecting air-cooled 186 diesel engines for use, monolithic former formula blade paddy field road wheel 3, diesel engine stand 4 and pressure-bearing support roller 5 are by my development of standing.Diesel engine stand is after the traction frame with harvesting and tillage machine chassis rear side takes off, to be fixed on the gearbox body.The adjusting column of pressure-bearing support roller 5 is set on the supporting seat of diesel oil frame 4 rear ends, and can be according to the field piece mud pin depth of paddy field, and topsoil hardness situation is regulated setting height(from bottom), after mixing up, with two shop bolt location.

Combine comprises grain header support frame 7, rice pulling wheel 8, header 9, sheller unit 10, paddy conveying plant 11, powered rotation mechanism 12, ceding of Taiwan height adjustment mechanism 13 7 big parts compositions.Support frame adopts the cubic steel pipe welding forming of 30x30MM, has two hinges to connect behind the framework.Wear by bearing pin and to be connected on the hinge seat of harvesting and tillage machine casing front, can rotate along hinge pin.There are two rice pulling wheel support bars the both sides, front.Adopting external diameter is the 27MM steel pipe manufacturing.Rice pulling wheel is made up of turning cylinder, bracing frame, dead man and pusher dog.Turning cylinder four steel pipe manufacturing of bar of eradicating by external diameter 20MM.Bracing frame is made of the 20x4MM band steel.All be sleeved on the stand that supports hack lever upper end and center, fix also and can rotate with nylon jacket.Pusher dog adopts diameter 4MM steel wire to be made into U-shaped, wears to be fixed on the dead man.Constitute the pulling wheel body,, be fixed on framework supported on both sides bar upper end, and can slide, reach and can regulate pulling wheel body longitudinal separation and up and down highly by the rotation seat at axle two ends, mix up the position after, locate with bolt tightening again.The ceding of Taiwan 9 is made up of nearside divider, ceding of Taiwan base plate, side shield, rice cutter and conveying screw feeder etc.Nearside divider is made with the 1MM steel plate, external diameter 27MM shaping steel tube of following welding, and two nearside dividers weld respectively and are connected in ceding of Taiwan left and right sides front end.Ceding of Taiwan base plate, side shield are made of the steel plate of 1.5MM, the side shield weld all around is on the thick stick frame of about the ceding of Taiwan and back, constitute a semi-closed state, the backboard limit that keeps left has the spike of rice input port, rice cutter by shear blade up and down and up and down knife bar form (employing outsourcing piece).The spiral screw feeder is thrown and is stroked sheet by cylinder helical feed sheet, and turning cylinder is formed.The helical feed sheet is thrown from welding and is stroked sheet, and the branch left and right sides hand of spiral is welded on the barrel, and barrel and flight all adopt the 2MM steel plate to make, and throwing is stroked sheet and made of the 3MM steel plate.Turning cylinder is made by diameter 28MM round steel, and two ends are installed on the support frame 7 by bearing block, and the cylinder ceding of Taiwan backboard that reclines is thrown and stroked sheet and aim at rice standing grain input port.Sheller unit 10 is by rotating shaft, left and right sides head plate, width of cloth bar threshing finger, deslagging blade, screen cloth guiding cover cap, promotes compositions such as hook, bearing block.Turning cylinder adopts diameter 28MM carbon knot round steel to make, and head plate adopts the 10MM steel plate to make, and 4-6 30x30x3MM angle steel of width of cloth strip adoption are made, and constitute the threshing roll cylindrical shell together.The threshing finger is made of diameter 6-8MM steel bar, presses spiral head number and distributes, and is welded on the width of cloth bar, and the deslagging blade is made of 3-4MM steel plate, tilts to be installed in cylinder slag notch one end by the cylinder direction of rotation.Separating screen is made of 16x16MM establishment steel wire, be installed in the threshing cylinder below, be installed on the support frame 7 by underframe, the guiding cover cap is made of the 1.5MM steel plate, 3-4 prerotation vanes of curve in the shape of a spiral are welded in the cover cap, left and right sides closed at both ends, right-hand member is established slag-drip opening, moulding is fixed on the framework, the framework front end is with on the firm slotted-angle shelving above the header backboard of bolt, back-end framework is packed on support frame 6 rear ends with movable twisted buckle, promotes hook and is welded in the middle of guide housing covers portion.Grain conveyor 11 is by grain screw feeder, lifting link plate mechanism, and grain shuttle bucket four directions conduit and grain receive compositions such as utensil.The rotating shaft of grain screw feeder is made by 28MM carbon round steel, and rotating shaft is welded with in the shape of a spiral the shape conveying sheet and makes of 2-3MM steel plate.Bearing block is equipped with at two ends, withholds on shuttle bucket left plate and cubic conduit right side wall, and screw feeder blade right-hand member is connected with the lifting link plate.Grain shuttle bucket is made of 0.8-1MM steel plate, constitutes all around all U-shaped shapes of sealing, uses frame strengthening around the top, by the framework spiral-lock in support frame 7 back lower places.Hoisting mechanism is made up of last lower rotary shaft, sprocket wheel, chain, lacing film.Lower sprocket is led and is contained in grain screw conveyor shaft right-hand member, and upper sprocket wheel is installed in cubic conduit outlet place end.The four directions conduit is made moulding with the 1MM steel plate, lower end closed, and left side perforate and grain shuttle bucket right side are to the back upper place connection of tilting, and the grain port of export is supported and fixed on the support frame 7, formation paddy lifting device mechanism.Grain receives utensil and adopts gunnysack or Polywoven Bag, is contained in cubic conduit and derives place, the mouth of a valley, has simple and easy Support bracket.

Claims

1, a kind of rice combine, comprise small-sized harvesting and tillage machine two parts that combining mechanism and power are supporting, it is characterized in that: flexibly connect between described combine and the small-sized harvesting and tillage machine, described small-sized harvesting and tillage machine comprises that gearbox chassis (1), diesel engine (2), diesel oil frame (3), monolithic former formula blade paddy field road wheel (4), support roller device (5) and bench (6) constitute; Described combine comprises rice pulling wheel (8), the ceding of Taiwan (9), sheller unit (10), paddy conveying plant (11) and power transmitting mechanism (12), ceding of Taiwan height adjustment mechanism (13), and they all are installed on the support frame (7); Rice pulling wheel (8) is fixedly mounted on the post upper in support frame (7) the place ahead, both sides, the ceding of Taiwan (9) is close to sheller unit (10) and is linked to each other, sheller unit (10) below connection paddy conveying plant (11), engine transmission mechanism (12) is installed in the rear end of support frame (7), and described support roller device (5) upper end is provided with bench (6).

2, a kind of rice combine according to claim 1, it is characterized in that: described monolithic former formula blade paddy field road wheel (4) outside diameter is 400-700mm, wheel body width 200-500mm, the wheel body blade that is welded is the 6-8 sheet, width of blade 70-200mm, the axle center vertical plane slanted angle that welds intersection point by blade and wheel rim is the 20-30 degree.

3, a kind of rice combine according to claim 1, it is characterized in that: described pressure-bearing support roller (5) is installed in the guide bracket lower end of diesel oil frame rear end, support wheel, roller shaft, U type bracing frame, adjusting column and boss that the wheel that is rotated by two each and every one words constitutes are formed, support roller is led and is contained on the roller shaft, and the roller shaft two ends are fastened on the supporting frame with nut.

4, a kind of rice combine according to claim 1; it is characterized in that: be provided with the rice standing grain in the described release unit (10) and carry screw feeder; described rice standing grain carries the tight obedient threshing cylinder of screw feeder to install; rice standing grain input port links to each other with threshing cylinder; two throwings are installed on the screw feeder of rice standing grain inlet stroke sheet, be provided with protective sleeve at the two ends of cylinder shaft.

5, a kind of rice combine according to claim 1, it is characterized in that: described simple and easy bench (6) is to constitute with diameter 30MM supporting steel pipe and bicycle saddle, bicycle saddle is directly withheld at supporting steel pipe one end, other end bending, when installing and using, the tube bending head is broadcast on the guide bracket of diesel engine stand rear end, simple in structure, loading and unloading are used very convenient.