CN2421812Y

CN2421812Y - Small combine

Info

Publication number: CN2421812Y
Application number: CN 00224478
Authority: CN
Inventors: 唐少泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-03-29
Filing date: 2000-03-29
Publication date: 2001-03-07
Anticipated expiration: 2010-03-29

Abstract

The utility model relates to a small combine which comprises a walking mechanism, a crop cutting mechanism, a threshing mechanism and a separating mechanism. The utility model is characterized in that a walking wheel is a tapered, hollow, integral and metallic wheel with a width which is three times of the width of the existing wheel, and the walking wheel is provided with straight teeth. The crop cutting mechanism spirally conveys crops in double directions, and the threshing mechanism conveys crops by a chain harrow. A roller is an axial flow type roller. A grain inlet and a straw outlet are respectively arranged at both ends of a sieve net, and the grains and the straws are separated in a winnowing mode. The utility model is provided with a screw conveyer and a double-funnel outlet, and the transmission mechanism uses a gasoline engine as power and is composed of a universal driving member. The utility model has the advantages of simple and compact structure, small size, light weight, low cost, high productivity, low cut stubbles, small loss and clean grains, and is especially suitable for hill and upland paddy fields to work.

Description

Baby combine

The utility model relates to a kind of baby combine, belongs to the cereal grain header.

Existing combine kind is a lot, also respectively has its characteristics, large-scale combine only to be suitable for the nonirrigated farmland operation in northern Plain, general medium-sized machine also has about 1400 kilograms, requires to have the tractor road of broad, and the paddy field area is bigger, smooth, minicomputer also grows a lot in recent years, have their own characteristics each, but also have not as the people's will part, for example southern grain-producing area has greatly in hilly country and mountain area, the paddy field disperses, the mud pin is dark, and the discrepancy in elevation is big, and tractor road is narrow, inconvenient walking, be easy to be absorbed in the paddy field and can not walk, complex structure, heaviness, it is high to cut stubble, loss is big, and breakage is many, and grass-trap is many etc. in the paddy.

The purpose of this utility model is to provide a kind of baby combine that is specially adapted to mountain area and the harvesting operation of paddy field, hilly country that can overcome above-mentioned shortcoming.

The technical solution of the utility model comprises running gear, corn harvester structure, separating mechanism, millet straw separating treatment mechanism and transmission mechanism, it is characterized in that: running gear comprises vehicle frame, gasoline engine, road wheel, steering wheel and bridge, two road wheels are arranged, a steering wheel, road wheel are the metal integral hollow wheel, and taking turns wide is three times of existing road wheel, taper straight-tooth, gasoline engine are contained on bridge back and the vehicle frame; The corn harvester structure comprises straw shift wheel, rice crop-cutter, bidirectional screw conveyer, cut the standing grain platform, to cut the standing grain platform is support, front end dress straw shift wheel, it is propped three metallic rod that can change by the pole on the axle and forms, and fixing rice-pulling tooth is arranged on the metallic rod, and be provided with and make tooth keep control device perpendicular to ground, rice crop-cutter is reciprocating type, and the bidirectional screw conveyer is arranged on and cuts in the standing grain platform, and the standing grain on both sides is sent to chain harrow conveyer inlet; Separating mechanism comprises shell, threshing cylinder, and screen cloth, cover, chain harrow conveyer are formed, and threshing cylinder is an axial-flow type, and cylinder is provided with screen cloth outward, and the import of standing grain is located at an end and the chain harrow conveyer outlet socket of cylinder, and the straw outlet is located at the other end of cylinder; Cover is arranged on the shell, be oblique funnel down, paddy, careless separating treatment mechanism comprise the straw guide plate, fan blower, flat spin conveyer, vertical screw conveyer, two funnels go out the mouth of a valley, container platform, the straw guide plate is located in the cover, spirality is laid, shell becomes, funnel mouth is arranged on the fan blower airduct, establishes the flat spin conveyer below the airduct, and it communicates with vertical screw conveyer, the vertical screw conveyer upper end is provided with two funnels and goes out the mouth of a valley, the vehicle frame that goes out under the mouth of a valley is provided with the appearance platform, and transmission mechanism is that the transmission device of using always is formed, and its power is gasoline engine.

Accompanying drawing 1 is the utility model structure schematic side view;

Accompanying drawing 2 is the utility model structural plan schematic diagram;

1-straw shift wheel among the figure, 2, the 14-axle, 3,29,30, the 40-belt pulley, 4,28-belt, 5-cut the standing grain platform, 6-road wheel, 7-chain harrow conveyer, 8-worm gear winch, 9-sprocket wheel, 10-standing grain population, the 11-screen cloth, 12-tooth row, 13-end plate, the 15-cover, 16-straw guide plate, 17-shell, the 18-vertical screw conveyer, the 19-miscellaneous object outlet, 20-goes out the mouth of a valley, 21-container platform, 22-steering wheel, 23-flat spin conveyer, the 24-fan blower, 25-vehicle frame, 26-eccentric wheel, the 27-regulating wheel, 31-connecting rod, fan-shaped of 32-, the 33-knife bar, 34-rice-pulling tooth, 35-dead knife, the 36-blade, 37-bidirectional screw conveyer, 38-bridge, the 39-gasoline engine, the outlet of 41-straw, 42-control device.

Further set forth the utility model below in conjunction with drawings and Examples:

The grain header of present embodiment comprises running gear, corn harvester structure, separating mechanism, paddy, careless separating treatment mechanism and running gear, and existing division is as follows:

Running gear adopts the three-wheel walking to comprise vehicle frame 25, gasoline engine 10, road wheel 6, steering wheel 22 and bridge 38, two road wheels, a steering wheel, road wheel is the metal integral hollow wheel, only affixed with a nut and axletree, taking turns wide is existingly to take turns wide three times, and adopts the taper straight-tooth, and road wheel unit are pressure is little like this, operation is also unblocked in the paddy field of sposh 300mm dark (being that the mud pin is dark), and gasoline engine 10 is contained on the vehicle frame 25 of bridge 38 back; The corn harvester structure comprises straw shift wheel 1, cut standing grain platform 5, rice crop-cutter, bidirectional screw conveyer 37, to cut the standing grain platform is support, straw shift wheel 1 is established in the front, straw shift wheel 1 is to form with three rotating metallic rod that the support that is contained on the axle 2 is propped, be fixed with row's rice-pulling tooth 34 on the metallic rod, dial along the seedlings of cereal crops unlikely at random, or go to and cut standing grain platform outside and cause damage, dial the straw maintenance perpendicular to ground for making, the resistance because of standing grain does not wave, end in metallic rod is provided with control device, it by one around three rollers that are fixed in the triangular arrangement of cutting on the standing grain platform rotation with annulus axle 2 off-centre and annulus on three fixing poles form with the brace flexible connection that metallic rod is connected as a single entity, the straw shift wheel rotation, the annulus rotation, drive and be offset about metallic rod produces, rice-pulling tooth 34 is kept perpendicular to ground, rice crop-cutter is located at the forward position of cutting standing grain platform 5 base plates, by the row's dead knife 35 that separates be fixed on one on the knife bar 33 and be discharged into the blade 36 that moves again and constitute, dead knife 35 is double-deck, blade 36 is at its intermediary movements, make the standing grain that lancinates favourable, totally, thoroughly, bidirectional screw conveyer 37, be contained in and cut in the standing grain platform, the direction of spiral is to be carried to the centre by both sides, its junction is in the import department of chain harrow conveyer 7, cut standing grain platform 5 and communicate with the shell of chain harrow conveyer and fixedly connected, cut the standing grain platform and by two link supports on the support of the flexible connection of stretching out on the vehicle frame, the two ends of connecting rod are flexible connection; Separating mechanism comprises chain harrow conveyer 7, threshing cylinder, shell 17, cover 16, screen cloth 1, threshing cylinder is that the axial-flow type cylinder is installed on the axle 14, form by two symmetrical star end plates 13 and the cross bar that is fixed on the star angle, be connected with tooth row 12 on the cross bar, outside the threshing cylinder cylindrical, cover is provided with the circular screen mesh 11 equidistant with threshing cylinder below 15, and screen cloth 11 is worn wire by laths of metal and formed, end at screen cloth is provided with square standing grain inlet 10, stretch people's screen cloth and stretch out shell, it and the outlet socket of chain harrow conveyer 7 are so that the height of adjustment corn harvester structure, the other end at screen cloth is provided with straw outlet 41, be that a flute profile that is stretched in the screen cloth by shell exports, chain harrow conveyer 7 is to form by the lath that is connected with row's rake teeth is set on the chain of sprocket wheel 9 drives at interval, is provided with square shell, end device has manual worm gear winch 8 on square shell, by pulley, steel cable is connected with the support of the flexible connection of being stretched out by vehicle frame, so that adjust the height that cuts the standing grain platform; Paddy, grass separating treatment mechanism comprises straw guide plate 16, fan blower 24, flat spin conveyer 23, vertical screw conveyer 18, two funnels go out the mouth of a valley 20, container platform 21, miscellaneous object outlet 19, straw are to flow to straw outlet 41 by the straw guide plate 16 in the cover 15, discharge casing, millet is by leak down oblique funnel to shell 17 of screen cloth, and funnel mouth is over against the discharge pipe of fan blower 24, and the outer end of discharge pipe is the foreign material outlets, airduct is passed through in funnel mouth, flat spin conveyer 23 below the straight-through airduct, the other end of flat spin conveyer 23 communicates with vertical screw conveyer 18, and the top above it is provided with two funnels and goes out the mouth of a valley, go out the mouth of a valley and be provided with hook, so that mount the pocket of paddy, the following vehicle frame that goes out the mouth of a valley is provided with container platform 21, puts the container of dress paddy; Transmission mechanism be the transmission device used always to form its power be gasoline engine 39, its transmission program is: road wheel drives gearbox ground-engaging wheel axle by the belt pulley of gasoline engine 39 by belt; Gasoline engine drives the belt pulley 40 on the cylinder shaft 14; Belt pulley 40 drives the fan blower 24 take off below the power machine and flat spin conveyer 23 and drives vertical screw conveyer 18 by bevel gear by belt, and belt pulley 40 drives the drive sprocket 9 of chain harrow conveyer by belt; The belt pulley 29 that eccentric wheel 26 on the driven chain wheel shaft of chain harrow conveyer drives on the bidirectional screw conveyer by belt 28, the positive tape travel of belt when belt 28 is provided with regulating wheel 27 and cuts standing grain wheel height guarantee to adjust, the belt pulley 3 that belt pulley 29 coaxial belt pulleys 30 drive on the rice crop-poking wheel axis 2 by belt 4; Eccentric shaft on the eccentric wheel 26 drives fan-shaped 32 that flexibly connects with knife bar 33 by connecting rod 31.

Operating process of the present utility model is after grain header is reached the rice field; change the rubber road wheel into the metal road wheel; cut the height of standing grain platform with the adjustment of manual worm gear winch; two funnels go out the sack that hangs up properly dress paddy on the mouth of a valley; or on the container platform, put well and adorn the paddy container; start gasoline engine then and make full machine running; begin to cut standing grain; at first straw shift wheel is pressed to standing grain and is cut the standing grain platform; rice crop-cutter cuts standing grain; the bidirectional screw conveyer is sent the standing grain that is cut into the chain harrow conveyer; rise in the screen cloth of separating mechanism; rotation by threshing cylinder makes standing grain at the screen cloth internal friction and threshing; millet drains to following funnel from screen cloth; carry out selection by winnowing by airduct; because of wind is arranged; lightweight weeds are blown off from the miscellaneous object outlet discharge, and heavier grain falls into the flat spin conveyer, delivers to vertical screw conveyer; upwards promote; go out the mouth of a valley from two funnels and enter pocket or container, refill another after filling one, be used alternatingly; easy to operate need not the shutdown; straw in the screen cloth enters in the paddy field because the rotation of threshing cylinder flows to the straw outlet along the straw guide plate.

In sum, the utility model compact conformation, simple volume is little, in light weight, (about 500 kilograms of whole machine weights), therefore cheap, productivity ratio height, the grain header of swath 1.3～1.5m have reached the level of medium-sized grain header per hour can gather in 2～4 mu of paddy fields, volume is little, the paddy field that maneuverability is 0.1 mu gets final product operation, and road wheel is wide, and pressure is little, the mud pin deeply also advances freely, and it is low to cut stubble, and below 200mm, header is regulated flexibly, percent of loss, breakage rate has all reached national standard, has adopted the selection by winnowing operation, the cereal cleaning, weeds are few, are specially adapted to the mountain region, the harvesting in paddy field, hilly country.

Claims

1, a kind of baby combine comprises running gear, the corn harvester structure, and separating mechanism, paddy, careless separating treatment mechanism and transmission mechanism is characterized in that:

Running gear comprises vehicle frame (25), gasoline engine (39), road wheel (6) steering wheel (22) and bridge (38), two road wheels are arranged, and a steering wheel, road wheel are the metal integral hollow wheel, affixed with a nut with axle, taking turns wide is three times of existing road wheel, and taper straight-tooth, gasoline engine are contained on the vehicle frame (25) of bridge (38) back;

The corn harvester structure comprises straw shift wheel (1), cut standing grain platform (5), rice crop-cutter, bidirectional screw conveyer (37), to cut the standing grain platform is support, straw shift wheel (1) is established in the front, straw shift wheel (1) is to form with three rotatable metal bars that the support that is contained on the axle (2) is propped, be fixed with row's rice-pulling tooth (34) on the metallic rod, one end of metallic rod is provided with rice-pulling tooth control device (42), it by one around three rollers rotations that are fixed on the triangular arrangement of cutting on the standing grain platform with eccentric annulus of axle (2) and annulus on three fixedly pole form with the brace flexible connection that metallic rod fuses, rice crop-cutter is installed in the forward position of cutting standing grain platform (5) base plate, by separated row's dead knife (35) and be fixed on the blade (30) that one on the knife bar (33) be discharged into reciprocating cutter and constitute, dead knife (35) is double-deck, blade (36) is at its intermediary movements, bidirectional screw conveyer (37), be contained in and cut in the standing grain platform (5), the direction of spiral is to be carried to the centre by both sides, its junction is in the import department of chain harrow conveyer (7), cutting standing grain platform (5) communicates also fixedly connected with the shell of chain harrow conveyer (7), cut the standing grain platform and by two link supports on the support of the flexible connection of stretching out on the vehicle frame, the two ends of connecting rod are flexible connection;

Separating mechanism comprises chain harrow conveyer (7) shell (17), cover (16), threshing cylinder, screen cloth (11), threshing cylinder is made up of two symmetrical star end plates (13) and the cross bar that is fixed in the star angle and is installed on the axle (14), be connected with a tooth row (12) on the cross bar, outside the threshing cylinder cylindrical, be provided with the circular screen mesh equidistant (11) under the cover (15) with threshing cylinder, screen cloth is worn wire by laths of metal and is formed, one end of screen cloth is provided with and stretches into the square standing grain inlet (10) that screen cloth stretches out shell, the outlet socket of it and chain harrow conveyer (7), the other end at screen cloth is provided with straw outlet (41), be one to stretch into the flute profile outlet of screen cloth by shell, chain harrow conveyer (7) is to be provided with many laths that are connected with tooth on it by the chain that sprocket wheel (9) drives to form, square shell is arranged, and be provided with manual worm gear in the upper end of shell and change and raise machine (8) and pass through pulley, steel cable is connected with the support of the flexible connection of being stretched out by vehicle frame;

Paddy, grass separating treatment mechanism comprises straw guide plate (16), fan blower (24), horizontal screw conveyer (23), vertical screw elevator (18), two funnels go out the mouth of a valley (20), container platform (21), miscellaneous object outlet (19), the straw that makes that is provided with the spirality laying in cover (15) is made the straw guide plate (16) of axial flow to straw outlet (41), the below of shell (17) is an oblique funnel, funnel mouth is over against the discharge pipe of fan blower (24), the outer end of discharge pipe is foreign material outlet (19), the flat spin conveyer (23) of funnel mouth below the straight-through airduct of airduct, it is communicated with the vertical screw conveyer (18) of the other end, what the top above it was provided with two funnels goes out the mouth of a valley (20), it goes out the mouth of a valley and is provided with hook, go out under the mouth of a valley and vehicle frame be provided with container platform 21;

Transmission mechanism is that some commonly used transmission devices are formed, and its power is gasoline engine, its transmission program is: the belt pulley of gasoline engine drives gearbox and drives and make road wheel running live axle; Gasoline engine drives the belt pulley (40) on the cylinder shaft (14), fan blower (24) and the flat spin conveyer (23) of belt pulley (40) below belt drive thresher, and by bevel gear drive vertical screw conveyer (18); Belt pulley (40) drives the drive sprocket (9) of chain harrow conveyer (7) by belt, eccentric wheel (26) on the driven chain wheel shaft of chain harrow conveyer (7) is by the belt pulley (29) on belt (28) the drive bidirectional screw conveyer axle, and belt (28) is provided with regulating wheel (27); Drive belt pulley (3) on the axle (2) of straw shift wheel by belt (4) with the coaxial belt pulley (30) of belt pulley (29); Eccentric shaft on the eccentric wheel (26) drives fan-shaped (32) flexibly connecting with knife bar (33) by connecting rod (31).