CN2867840Y - Corn threshing-cleaning combine harvester - Google Patents

Abstract

A novel maize threshing-refining combined machine mainly includes a fixed roller provided with a hole at bottom and fixed on machine frame, a rotatable roller arranged in the fixed roller and provided with a rack bar and an axle center of which is parallel to that of the fixed roller with a displacement therebetween, two baffles arranged under the fixed roller, a strip-like air sucking pipe mounted at the position of baffle port and connected with an exhaust blower, a sieve hung on the machine frame via hanging post and arranged under the air sucking pipe, a striker plate disposed under the sieve, and a conveyor having a feeding inlet connected with the striker plate. The conveyor is installed with a driving wheel A mounted at end of conveyor shaft, a roller wheel connected with the driving wheel A via belt and arranged at upper part of the conveyor, and a grain push plate disposed on the belt. The inventive machine has the advantages of high efficiency, small volume, smart operation, good refining effect, low breakage ratio, and low noise; and is suitable for individual farmer.

Description

Novel corn threshing and cleaning combination machine

(1) technical field: the utility model belongs to agricultural mechanical field, cleans machinery especially for corn threshing.

(2) background technology: at present, the husker sheller kind on the market, model are various, but the part that all comes with some shortcomings.Main not enough place is: the first, and the threshing effect is low, and just production efficiency is low.The secondth, function singleness, threshing just can only threshing, can not clean the corn of threshing totally.

The patent No. is ZL03235439.8 " corn threshing is cleaned combination machine ", solution has preferably been proposed, its basic structure is: the axis parallel of resting barrel and rotatable drum, and the center line of two cylinders has a displacement, two baffle plates are equipped with in the below of resting barrel, the aspiration channel of strip is equipped with at plate washer mouth place, the below of aspiration channel has one to hang over sieve on the frame with hanging column, sieve in below striker plate is housed again, the charging aperture of striker plate and conveying worm joins, switch-plate is equipped with in the termination of helical feed arbor, and carrier pipe is equipped with at the place at switch-plate.Its production efficiency height, stable working, type is little and flexible, is fit to the self-employed farmer and uses.But it still exists problems such as percentage of damage is higher, noise is bigger than normal.

(3) summary of the invention: the purpose of this utility model is to be the improvement of ZL03235439.8 " corn threshing is cleaned combination machine " to the patent No., thereby provide a kind of novel corn threshing to clean combination machine, it can be cleaned in threshing course, and has the lower characteristics of production efficiency height, stable working, percentage of damage and noise.

The purpose of this utility model realizes by following scheme: novel corn threshing and cleaning combination machine, on frame, fix the resting barrel that a bottom has the hole, resting barrel is provided with charging aperture, adorn a rotatable drum that has rack in the resting barrel, swing roller is fixed on the casing by drum shaft, the axial line of resting barrel and the axis parallel of swing roller, two axial lines have a displacement, two baffle plates are equipped with in the below of resting barrel, the aspiration channel of strip is equipped with at the baffle orifice place, aspiration channel links to each other with air exhauster, the below of aspiration channel has one to hang over sieve on the frame with hanging column, striker plate is housed below sieve, and power wheel is installed on the drum shaft, and the exhausting wheel is connected with power wheel by belt; Sieve wheel band is fixed on the sieve power transmission shaft, is connected with power wheel by belt, and it is characterized in that: striker plate and conveyer feed inlet join.

Being configured to of the utility model conveyer: drive A is equipped with in the termination of conveyor shaft, and drive A is connected by the roller of belt with conveyer top, and belt is provided with grain poking plate, carries wheel to be installed on the conveyor shaft, is connected with power wheel by belt.

Because the utility model adopts eccentric resting barrel and swing roller, the sieve that rocks, air exhauster, conveyer, so have following characteristics: 1, production efficiency height, equipment is little and clever; 2, twice exhausting design guaranteed to clean clean; 3, can avoid the corn breakage, reduce breakage rate significantly, also reduce noise simultaneously.4, be applicable to that the self-employed farmer uses.

(4) description of drawings: Fig. 1 is the utility model structural representation, and Fig. 2 A of the present utility model is to structural representation.

(5) embodiment:, the utility model is done further narration below in conjunction with embodiment.

Embodiment 1: as Fig. 1, shown in Figure 2, on frame (1), fix the resting barrel (2) that a bottom has the hole, resting barrel is provided with charging aperture (3), adorn a rotatable drum (4) that has rack in the resting barrel, swing roller is fixed on the casing by drum shaft (5), the axial line of resting barrel and the axis parallel of swing roller, two axial lines have a displacement, two baffle plates (6) are equipped with in the below of resting barrel, the aspiration channel of strip is equipped with at the baffle orifice place, the below of aspiration channel has one to hang over sieve (8) on the frame with hanging column (7), and striker plate (9) is housed below sieve.Sieve is two-layer, the upper strata sieve aperture is bigger, be used to stop bigger impurity and pass through corn, lower floor's sieve aperture is less, be used to keep corn and the less impurity that leaks down, a connecting rod (10) is equipped with in helping of sieve, and connecting rod is connected with eccentric shaft (11), eccentric wheel is contained on the sieve power transmission shaft (12), and power transmission shaft is fixed on the frame by the bearing activity.

Striker plate and conveyer (13) charging aperture (14) joins, drive A is equipped with in the termination of conveyor shaft (15), drive A is connected with the roller (17) on conveyer top by belt (16), belt is provided with grain poking plate (18), after corn enters conveyer by charging aperture, under the effect of grain poking plate, rise to the top of conveyer by the bottom of conveyer, put out cereal mouthful (19) of conveyer make crotch shape, establish a baffle plate wherein, one of them mouth of putting out cereal can be blocked, thereby the pack of two places can be selected easily, or place pack.

The axis parallel of resting barrel and swing roller, two axial lines have a displacement, and promptly the gap between circle and the swing roller cylindrical is different in the resting barrel, place gap maximum, place gap minimum.The purpose that two baffle plates are adorned in the below of resting barrel is exactly that the corn that threshing is gone out is concentrated into a strip relatively, below adorn the aspiration channel of a strip again, aspiration channel links to each other with air exhauster (20), can light impurity sucking-off be discharged to outside the machine by air outlet (21).Also contain impurity in the corn after the process light impurities removes, again through the screening of sifting out.At this moment corn is cleaner, be sent to the outlet of conveyer by conveyer, be further removal of contamination, inlet scoop (22) is set at the top of conveyer, the inlet scoop is connected by flexible pipe with air port (23) on the air exhauster, during start, further limited impurity is siphoned away by the air port, discharge from air outlet by the air port.

Swing roller is driven by power wheel (24), and power wheel is installed on the drum shaft, and power wheel can drive with tractor with small four wheels, and also useable electric moter drives, and exhausting wheel (25) is connected with power wheel by belt; Carry wheel (26) to be installed on the conveyor shaft, be connected with power wheel by belt; Sieve wheel band (27) is fixed on the sieve power transmission shaft, is connected with power wheel by belt.

Like this, the rotation of power wheel drives the sieve wheel, thus the motion sieve; Drive the exhausting wheel, thereby carry out exhausting; Carry wheel upwards to carry corn thereby drive.

In a side of resting barrel, be provided with the corncob outlet, in the outlet of corncob lid is arranged, cover spring is housed, spring is used for lid is opened, at ordinary times with manually lid being closed, when corncob for a long time, just can open up automatically to cover to squeeze and open, outside the outlet of corncob, be provided with corncob collecting box (30), after collecting box is that two layers of sieve (8-1) of sieve afterbody, corncob fall to two layers of sieve down, iblet from the corncob outlet can be leaked down, and be sent in the conveyer equally.

When the utility model is driven sieve wheel, exhausting wheel and carries wheel by belt by power wheel, can regulating wheel be set on belt, be used for tightening belt.

Because the utility model adopts eccentric resting barrel and swing roller, the sieve that rocks, air exhauster, conveyer, so have the production efficiency height, equipment is little and clever, cleans totally, is applicable to the advantage that the self-employed farmer uses.

Particularly cooperate with conveyer by sieve, and the setting of replacement conveying worm, the utility model and the patent No. are " corn threshing is cleaned combination machine " emphasis difference part of ZL03235439.8 just, its advantage is: can reduce the corn breakage of delivering grain and causing because of conveying worm, also can reduce corn breakage because of relying on the switch-plate rotation upwards to carry corn to cause, thereby reduce breakage rate significantly, also reduced noise simultaneously.

The inclination angle of the utility model sieve is 9-15 °, and preferable range is 10-14 °.Guarantee that sieve gets final product well sifted, can make material successfully descending again.

The utility model and tractor hang goes up hole (28) apart from the machine lower end 55-65 centimetre, 15-25 centimetre in following hole (29) apart from the machine lower end, and preferable range be and tractor hangs pitch-row machine lower end 60-64 centimetre, following pitch-row machine lower end 19-23 centimetre.Like this,, can guarantee that also belt is not loosening, not hinder the carrying out of corn threshing even if be contained on the tractor.

For further reducing the sieve vibration, two sieves can be set, i.e. top sieve and following sieve, top sieve connects by connecting rod goes up eccentric shaft, last eccentric shaft connects goes up power transmission shaft, and following sieve connects eccentric shaft down by connecting rod, and following eccentric shaft connects lower drive shaft, be connected by gear between last power transmission shaft and the lower drive shaft, last eccentric shaft is relative with following eccentric shaft, is π thereby make the top sieve and the phase difference of sieve motion down, like this, top sieve is cancelled out each other with sieving vibration down, produce the effect that reduces vibration, minimizing noise.

Claims (9)

1, novel corn threshing and cleaning combination machine, on frame (1), fix the resting barrel (2) that a bottom has the hole, resting barrel is provided with charging aperture (3), adorn a rotatable drum (4) that has rack in the resting barrel, swing roller is fixed on the casing by drum shaft (5), the axial line of resting barrel and the axis parallel of swing roller, two axial lines have a displacement, two baffle plates (6) are equipped with in the below of resting barrel, the aspiration channel of strip is equipped with at the baffle orifice place, aspiration channel links to each other with air exhauster (20), the below of aspiration channel has one to hang over sieve (8) on the frame with hanging column (7), striker plate (9) is housed below sieve, and power wheel (24) is installed on the drum shaft, and exhausting wheel (25) is connected with power wheel (24) by belt; Sieve wheel band (27) is fixed on the sieve power transmission shaft, is connected with power wheel (24) by belt, and it is characterized in that: striker plate and conveyer (13) charging aperture (14) joins.

2, novel corn threshing and cleaning combination machine according to claim 1, it is characterized in that: being configured to of conveyer: drive A is equipped with in the termination of conveyor shaft (15), drive A is connected with the roller (17) on conveyer top by belt (16), belt is provided with grain poking plate (18), carry wheel (26) to be installed on the conveyor shaft (15), be connected with power wheel (24) by belt.

3, novel corn threshing and cleaning combination machine according to claim 1, it is characterized in that: sieve is two-layer, and the upper strata sieve aperture is bigger, lower floor's sieve aperture is less, a connecting rod (10) is equipped with in helping of sieve, and connecting rod is connected with eccentric shaft (11), and eccentric wheel is contained on the sieve power transmission shaft (12).

4, according to claim 1 or 2 or 3 described novel corn threshing and cleaning combination machines, it is characterized in that: inlet scoop (22) is set at the top of conveyer, and the inlet scoop is connected by flexible pipe with air port (23) on the air exhauster.

5, according to claim 1 or 2 or 3 described novel corn threshing and cleaning combination machines, it is characterized in that: the inclination angle of sieve is 9-15 °.

6, novel corn threshing and cleaning combination machine according to claim 4, it is characterized in that: the inclination angle of sieve is 10-14 °.

7, according to claim 1 or 2 or 3 described novel corn threshing and cleaning combination machines, it is characterized in that: hang with tractor and go up pitch-row machine lower end 55-65 centimetre, following pitch-row machine lower end 15-25 centimetre.

8, novel corn threshing and cleaning combination machine according to claim 4 is characterized in that: hang with tractor and go up pitch-row machine lower end 60-64 centimetre, following pitch-row machine lower end 19-23 centimetre.

9, novel corn threshing and cleaning combination machine according to claim 1, it is characterized in that: two sieves are set, be top sieve and following sieve, top sieve connects by connecting rod goes up eccentric shaft, and last eccentric shaft connects goes up power transmission shaft, and following sieve connects eccentric shaft down by connecting rod, following eccentric shaft connects lower drive shaft, be connected by gear between last power transmission shaft and the lower drive shaft, last eccentric shaft is relative with following eccentric shaft, is π thereby make the top sieve and the phase difference of sieve motion down.

Images