CN101554113A

CN101554113A - Threshing mechanism and reaping machine using same

Info

Publication number: CN101554113A
Application number: CNA2009100434315A
Authority: CN
Inventors: 李太华
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-05-18
Filing date: 2009-05-18
Publication date: 2009-10-14
Anticipated expiration: 2029-05-18
Also published as: CN101554113B

Abstract

The invention discloses a threshing mechanism and a reaping machine using same; the threshing mechanism comprises a slant airpipe; the upper part of the airpipe is connected with a grain-collecting chamber; an air channel of the airpipe is blanked off by an air return plate, thus forming a tail wind channel and a headwind channel; the inner entrance end of the tail wind channel is provided with a wind wheel and a grass-removing rod corresponding to the wind wheel; blade edge of the wind wheel is teeth-shaped; the wind wheel and the grass-removing rod operates correspondingly and matches with each other to carry out threshing; the exit end of the headwind channel is provided with air holes which are located at the slant upward side or the front of the grass-removing rod. The reaping machine of the invention has the following advantages: 1. rough threshing, no grains omitted in straws; 2. thorough separation, grain is completely separated from abortive grain and grass-blade; 3 the whole machine is small and lightweight and is easy to operate; two people are enough to move the machine with ease in field paths and one person is enough to accomplish reaping of the grain, as a result, the machine is applicable to mountain area and hills; 4. the machine has complete functions by integrate self-moving, threshing, separation, cutting and loading in one single one machine.

Description

A kind of sheller unit and the grain header of using this device

Technical field

The invention belongs to agricultural machinery, the grain header that relates to a kind of sheller unit and use this device relates in particular to a kind of grain header that collects cutting, threshing, separates, is collected as one.

Technical background

Along with improving constantly of science and technology development and agricultural mechanization degree, people have constantly released various spike of rice grain headers.At present in the spike of rice grain header that uses; its threshing system generally all is the threshing that realizes spike of rice by the rotation of threshing cylinder; disclosing a kind of small-sized rice grain header as patent ZL200620053117.7 is exactly to realize threshing in this way; but owing to there is not separation function; not plump shell and blade of grass can be entrained in the grain and be collected together; can not realize grain and stalk; the separation of leaf; influence threshing efficiency; also there is behind sheller unit the purifier of increasing realize grain and stalk; the separation of leaf; as patent 200480001229.1 disclosed a kind of grain headers is exactly that the oscillating plate that increases a perforation behind thresher makes grain separate with foreign material with fan; but such design has increased by a procedure; structure is comparatively complicated; and separate with the mode of fan combination by vibration plate vibrates; its efficient is lower, can not fully foreign material be removed from grain.

Summary of the invention

The technical problem to be solved in the present invention provides a kind of threshing and simple in structure, easy to operate, grain header that efficient is high of being located away from sheller unit one, that threshing efficiency is high and using this sheller unit of collecting.

For solving above technical problem, sheller unit provided by the invention comprises an airduct, airduct top connects poly-grain chamber, it is characterized in that airduct comprises road and road with the wind against the wind, the entrance point in road is provided with wind wheel and the Lysimachia sikokiana bar corresponding with it with the wind, the relative running of the wind wheel threshing that cooperatively interacts with the Lysimachia sikokiana bar, the road port of export is provided with pore against the wind, and pore is positioned at oblique upper or the place ahead of Lysimachia sikokiana bar.

The surface of described Lysimachia sikokiana bar is a helical form, can make during work the rice bar in threshing along the lateral movement of the hand of spiral to body, the rice bar is cut off by cutter sweep by after the through threshing, axially be arranged with the threshing rod on the Lysimachia sikokiana bar simultaneously, cooperate with wind wheel blade and the grain of grain ear can be taken off.

Described pore place is provided with baffle plate and is used for regulating wind direction, against the wind the road port of export also can connect one be positioned at that Lysimachia sikokiana bar the place ahead becomes pectination hold together the fringe pipe, hold together the fringe pipe and be provided with the air port by Lysimachia sikokiana bar side.

Described contrary wind road 12 is provided with Kitchen sifter 54, not plump shell in the reflux gas and blade of grass can be isolated removing.

The present invention also provides a kind of grain header, comprises frame, and aforesaid sheller unit, cutter sweep, gathering unit, running gear, power set, transmission device are housed on the frame; Sheller unit is located at the top of frame, and gathering unit is arranged on the rear portion of sheller unit, and cutter sweep is arranged on the bottom of sheller unit; Described power set are connected with running gear, sheller unit, cutter sweep by transmission device and for they provide power.

Also be provided with position adjusting mechanism on the described frame, regulate the upper-lower position of sheller unit, make grain header be applicable to the crops of differing heights.

Described cutter sweep comprises chain, and chain is provided with horizontal blade, and chain is fixed on the frame by two longitudinal drive shafts, and one of them power transmission shaft is connected with power set by transmission device, by the power set Cutting Control.

Described transmission device is provided with threshing joystick and walking joystick; be connected respectively with the clutch on being arranged on transmission device; folding control by the manual solenoidoperated cluthes of threshing joystick quits work or threshing, and the folding by the manual solenoidoperated cluthes of walking joystick realizes stopping of grain header or row.

Adopt above-mentioned sheller unit, wind wheel is relative with the Lysimachia sikokiana bar to turn round, the realization threshing that cooperatively interacts of toothed edge blade and Lysimachia sikokiana bar, the running of wind wheel simultaneously can produce blast, make the grain that takes off mixing not plump shell and blade of grass along with the inclined-plane, road is up with the wind, arrive poly-grain top board place, chamber, grain bumps with incidence angle obliquely and falls into a poly-grain chamber to top board, and not plump shell and blade of grass are because lighter weight, can enter road against the wind along with blast returns along the return air plate, isolated at the Kitchen sifter place, the reflux gas in road is discharged from pore against the wind, produce the blast under oblique, also can discharge the blast that produces horizontal direction from the air port of holding together the fringe pipe that increases, the blast of this both direction makes grain ear push the threshing position threshing of sheller unit to.

Grain header of the present invention has the following advantages:

1, through threshing can not omitted grain at the rice bar;

2, separate thoroughly, grain is separated with not plump shell, blade of grass 100%;

3, complete machine small volume and less weight, easy to operate, two people can easily carry at footpaths between fields, only need a people just can finish the paddy harvesting, are fit to mountain area, the use of hills occasion;

4, multiple functional, collection voluntarily, threshing, separation, cut, be loaded into one;

5, cost is low, is fit to farmers' family and buys.

Description of drawings:

Fig. 1 is the front view of this grain header.

Fig. 2 is the vertical view of this grain header.

Fig. 3 is the right view of this grain header.

Fig. 4 is the structural representation of cutter sweep.

Embodiment:

See Fig. 1 to Fig. 3, grain header comprises frame 1, running gear, apparatus for adjusting position, power set, cutter sweep, transmission device, gathering unit and sheller unit are housed on the frame 1, running gear, apparatus for adjusting position, cutter sweep and sheller unit are connected with power set by transmission device, by the running of power set control each several part.

Sheller unit comprises an airduct 14, airduct 14 tops connect poly-grain chamber 16, airduct 14 usefulness return air plates 13 separate, be divided into road 17 and road 12 with the wind against the wind, entrance point is provided with wind wheel 10 and the Lysimachia sikokiana bar 52 corresponding with it in the road 17 with the wind, blade 11 edges of wind wheel 10 are zigzag, the surface of Lysimachia sikokiana bar 52 is the right-handed thread shape, its axial both sides are provided with threshing rod 51 simultaneously, wind wheel 10 and the 52 relative runnings of the Lysimachia sikokiana bar threshing that cooperatively interacts, road 12 is provided with Kitchen sifter 54 against the wind, and the port of export in road 12 is provided with pore 9 against the wind, and at pore 9 places wind deflector 8 is set, pore 9 is positioned at Lysimachia sikokiana bar 52 upper right side, against the wind road 12 ports of export also connect one be positioned at the downward one-tenth pectination in Lysimachia sikokiana bar 52 the place aheads hold together fringe pipe 7, hold together fringe pipe 7 and be provided with plurality of air 6 by Lysimachia sikokiana bar 52 sides, the both sides of sheller unit front end bottom are provided with nearside divider 5; Cutter sweep (referring to Fig. 4) comprises chain 46, and chain 46 is provided with horizontal blade 45, and chain 46 is fixed on the frame 1 by two longitudinal drive shafts 53; Power set comprise gasoline engine (electromotor etc.) and deceleration device 32, throttle line 15 and throttle lever 18, adjust power set power by throttle lever 18; Transmission device comprises the power transmission shaft 35 that is connected gasoline engine and deceleration device 32, power transmission shaft 35 is connected with walking gear 1 and threshing gear 1, walking gear 1 connects the walking gear 2 24 that is contained on the main shaft 33 by chain, walking gear 2 24 coaxial connection clutches, walking gear 3 38 and cutting gear 1, clutch is provided with walking and cutting joystick 22, control with the folding of clutch public affairs piece 37 by walking and the manual solenoidoperated cluthes mother tubers 36 of cutting joystick 22 and to stop walking, walking gear 3 38 connects walking gear 4 39 with chain, walking gear 4 39 connects the walking roller 2 of running gear with chain, cutting gear 25 usefulness chains connect bevel reduction gear set 34, a longitudinal drive shaft 53 in the bevel reduction gear set 34 coaxial connection cutter sweeps, threshing gear 1 connects threshing gear 2 44 with chain, the coaxial connection threshing of threshing gear 2 44 1 ends clutch, one end connects threshing gear 3 27, the threshing clutch is provided with threshing joystick 23, by threshing joystick 23 manually control threshing clutch mother tubers 42 control stopping of threshing operation with the foldings of the public piece 43 of threshing clutch or move, threshing gear 3 27 connects threshing gear 4 40 with chain, wind wheel 10 in the threshing gear 4 40 coaxial connection sheller units, wind wheel 10 connects spur gear 29 with chain, spur gear 29 with drive spur gear 28 engagements, drive that spur gear 28 is coaxial to be connected with the Lysimachia sikokiana bar 52 of sheller unit; Apparatus for adjusting position comprises left tooth screw rod 47, right tooth screw rod 48, rotation hand wheel 49, positive and negative tooth silk braid 50; Dress grain joystick 19 and baffle plate 20 that gathering unit comprises the pack seat 21 that is arranged on the frame 1 and is arranged on poly-grain 16 exits, chamber, frame 1 are provided with side panel and base plate 4 hides said apparatus, and front end is provided with grass guard 3 in the bottom of frame 1.

In grain header when work,, power set start and drive running gear by transmission device and move ahead, retreat or stop, and drive the cutting of crop cutter sweep or stop, and drive the sheller unit threshing or stop.In advancing, by nearside divider 5 with rice bar 30 separately, grass guard 3 prevents that crop from entering in the machine earlier; In cutting process, rotation by bevel reduction gear set 34 drives a longitudinal drive shaft 53, the rotation of longitudinal drive shaft 53 drives chain 46 and rotates in the horizontal direction, thereby makes the blade 45 that is arranged on the chain 46 also rotate the cutting of finishing rice bar 30 in the horizontal direction; In the threshing course, the rotation of threshing gear 4 40 drives the rotation of wind wheel 10, spur gear 29 rotations drive and the driving spur gear 28 of its engagement rotates round about thereby wind wheel 10 drives, make that wind wheel 10 is relative with the rotation direction of Lysimachia sikokiana bar 52 to turn round, the toothed edge of wind wheel 10 blades 11 be located at the grain of under threshing rod 51 actings in conjunction of Lysimachia sikokiana bar 52 axial both sides, sloughing on the spike of rice 31 (A arrow place in referring to Fig. 1), the rotation of wind wheel 10 produces blast, the grain that makes mixing not plump shell and the blade of grass that take off is along with 17 inclined-planes, road are up with the wind, arrive poly-grain 16 top board places, chamber, grain bumps with incidence angle obliquely under the inertia force effect and falls into a poly-grain chamber 16 (shown in Fig. 1 solid arrow) to top board, and not plump shell and blade of grass are because lighter weight, can be along with blast enters road 12 against the wind along return air plate 13, with against the wind 12 descending along road against the wind (among Fig. 1 shown in the dotted arrow), 54 places are isolated at Kitchen sifter, a reflux gas part is discharged from pore 9, regulate direction by baffle plate 8, make its oblique top that blows to spike of rice 31 down, another part enters fringe pipe 7, from air port 6 ejections of holding together fringe pipe 7, the blast that gushes out laterally blows to the rear portion of spike of rice 31, under the effect that these two strands of blast are made a concerted effort, spike of rice 31 is pressed towards spike of rice threshing position.And the grain of separating that enters poly-grain chamber 16 can be collected in poly-grain 16 exits, chamber with cloth bag, when needs are changed cloth bag, then can make baffle plate 20 closures by pulling dress grain joystick 19, after replacing is finished, baffle plate 20 is opened continue to be collected, the cloth bag that installs grain can be collectd and be placed on pack seat 21.

During normal operation, spike of rice 31 just in time can pass through from the space of holding together between the fringe pipe 7, because the height of various rice bars 30 is different, rotate rotation hand wheel 49, positive and negative tooth silk braid 50 rotates, and left tooth screw rod 47 and right tooth screw rod 48 relative axis directions are done relatively or reverse motions, is that fulcrum rotates up and down thereby make the grain header fuselage with main shaft 33, regulate the upper-lower position of fringe pipe 7, realize the function of the rice bar 30 of adaptation differing heights.

In the operating process, after starting gasoline engine and deceleration device 32, adjust pace by throttle lever 18, also but manual operation handrail (not drawing among the figure) changes the grain header direction of advance, pull the start-stop of threshing joystick 23 control threshing parts, pull walking and the start-stop of cutting joystick 22 control grain header walkings with cutting.

Claims

1, a kind of sheller unit, comprise an airduct, airduct top connects poly-grain chamber, it is characterized in that airduct comprises road and road with the wind against the wind, the entrance point in road is provided with wind wheel and the Lysimachia sikokiana bar corresponding with it with the wind, the relative running of the wind wheel threshing that cooperatively interacts with the Lysimachia sikokiana bar, the road port of export is provided with pore against the wind, and pore is positioned at oblique upper or the place ahead of Lysimachia sikokiana bar.

2, sheller unit according to claim 1, the surface that it is characterized in that described Lysimachia sikokiana bar is a helical form, axially is arranged with the threshing rod on the Lysimachia sikokiana bar.

3, sheller unit according to claim 2 is characterized in that described pore place is provided with the baffle plate that is used for regulating wind direction.

4, sheller unit according to claim 3, it is characterized in that the road port of export against the wind connect one be positioned at that Lysimachia sikokiana bar the place ahead becomes pectination hold together the fringe pipe, hold together the fringe pipe and be provided with the air port by Lysimachia sikokiana bar side.

5,, it is characterized in that described contrary wind road is provided with Kitchen sifter according to claim 1 or 4 described sheller units.

6, a kind of grain header comprises frame, and sheller unit, cutter sweep, gathering unit, running gear, power set, transmission device are housed on the frame; It is characterized in that described sheller unit comprises the airduct of inclination, airduct top connects poly-grain chamber, the air channel that it is characterized in that airduct separates with the return air plate, be divided into road and road with the wind against the wind, the entrance point in road is provided with wind wheel and the Lysimachia sikokiana bar corresponding with it with the wind, the relative running of the wind wheel threshing that cooperatively interacts with the Lysimachia sikokiana bar, the road port of export is provided with pore against the wind, and pore is positioned at oblique upper or the place ahead of Lysimachia sikokiana bar; Sheller unit is located at the top of frame, and gathering unit is arranged on the rear portion of sheller unit, and cutter sweep is arranged on the bottom of sheller unit; Described power set are connected with running gear, sheller unit, cutter sweep by transmission device.

7, grain header according to claim 6, the surface that it is characterized in that the Lysimachia sikokiana bar is a helical form, axially is arranged with the threshing rod on the Lysimachia sikokiana bar, the blade edge of wind wheel is a dentation.

8, grain header according to claim 7 is characterized in that described frame is provided with the position adjusting mechanism of regulating the sheller unit upper-lower position.

9, sheller unit according to claim 8, it is characterized in that the pore place is provided with the baffle plate that is used for regulating wind direction in the described sheller unit, in the described sheller unit against the wind the road port of export connect one be positioned at that Lysimachia sikokiana bar the place ahead becomes pectination hold together the fringe pipe, hold together the fringe pipe and be provided with the air port by Lysimachia sikokiana bar side.

10,, it is characterized in that described contrary wind road is provided with Kitchen sifter according to claim 6 or 9 described grain headers.