CN204104364U - A kind of airborne cotton fine pressing down damages efficient scutching cotton device - Google Patents
A kind of airborne cotton fine pressing down damages efficient scutching cotton device Download PDFInfo
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- CN204104364U CN204104364U CN201420553150.0U CN201420553150U CN204104364U CN 204104364 U CN204104364 U CN 204104364U CN 201420553150 U CN201420553150 U CN 201420553150U CN 204104364 U CN204104364 U CN 204104364U
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Abstract
The utility model relates to a kind of airborne cotton fibre and presses down the efficient scutching cotton device of damage, belongs to agricultural machinery technological field.This device comprises one, two, three discaling roll, its side is equipped with upper, middle and lower hairbrush and beating bar spaced apart respectively, below one-level discaling roll, brush roll is housed, be equipped with below secondary discaling roll bristle simultaneously with its lower brush roll contacted with three grades of discaling roll cylindricals, on the downside of three grades of discaling rolls, arc barrier is housed, be provided with the Ji Mianliudao of bottom-up delivery air in housing away from the side of patting bar, Ji Mianliudao has upper and lower suction head piece.The bottom of Ji Mianliudao is connected with the air outlet of cotton transport blower fan.Three grades of reasonable proportions by subtraction that the utility model achieves unginned cotton are assorted clearly, thus avoid repeating cleaning, significantly reduce cotton fiber damage, and improve clear assorted effect, percentage of impurity can lower than 10%; Recovering effect is strengthened simultaneously, greatly reduces unginned cotton loss.
Description
Technical field
The utility model relates to a kind of by the device of cotton impurity eliminating, and especially a kind of airborne cotton fine pressing down damages efficient scutching cotton device, belongs to agricultural machinery technological field.
Background technology
Cotton harvesting machine can be divided into two kinds by harvesting approach: one selects receipts machine, and another kind is system receipts machines.Select receipts machine to be divided into again and large-scalely pluck ingot formula and small-sized air-sucking type.Air-sucking type is only suitable for single household's small size plantation family and uses, and promotional value is not high, and almost no one uses.Large-scale pluck ingot formula due to cost high, working service cost limits greatly its operation strategies, and only in economic condition license, the north Xinjiang of sown areas of cotton super large uses comparatively wide, local use less.System receives facility to be had: the advantages such as structure is simple, cost is low, agronomy adaptability is good.But its maximum shortcoming is that percentage of impurity is high, therefore constrains it and applies.
Machine cotton picking is except containing assorted height, and the damage of fiber is the maximum focus paid close attention to.Airborne scutching cotton device is the critical piece that system receipts machine causes fibre damage.
Existing airborne clear assorted device mainly contains caltrop formula, serration type and hybrid three kinds.Wherein serration type because of compact conformation, clear assorted effect better, use the most general.At present be all two-stage sawtooth roll structure, this structure not only 1) clear assorted device top unginned cotton is separated thorough, unginned cotton is easily direct discharges from impurity discharging port, blocking impurity discharging port while causing cotton to lose, and impact is thin to be assortedly separated; 2) part cotton branch bar directly enters collection hopper without the cleaning of secondary discaling roll, adds percentage of impurity; Especially 3) two-stage sawtooth roller existing defects is set, easily cause cotton repeatedly hook draw damage cotton fiber to form broken phenomenon.
The patent No. be 201210014731.2 Chinese utility model patent propose a kind of Onboard efficient cotton cleaning device.This device comprises the vertical runner that a middle side part has input port, the bee-hole case that sidewall has honeycomb hole is installed at the top of vertical runner, the bottom of vertical runner is equipped with and is supported on higher level in lower case and subordinate's discaling roll, the lower end of vertical passage and input port homonymy and lower case are installed respectively towards higher level's discaling roll and subordinate's discaling roll radial direction extend upper, lower hairbrush, the side of higher level and the corresponding input port of subordinate's discaling roll is intervally distributed with beating bar along arc track, housing bottom is provided with the Ji Mianliudao of bottom-up delivery air, the middle part of Ji Mianliudao has and is positioned at higher level's discaling roll and the suction head piece patting the relative side of bar, vertical runner is positioned at side, opposite, input port and has refluxing opening lower than input port, the split channel that refluxing opening goes out to tilt upward towards vertical runner extension.Thus unginned cotton can be avoided to blow out from impurity discharging port, and impurity short circuit directly enters collection hopper, effectively reduces percentage of impurity.
Facts have proved, this device is separated thoroughly in solution unginned cotton, blocking impurity discharging port and improve in clear assorted efficiency and truly have effect, but when cotton treating capacity is larger, the cleaning effect of once living together clearly reason is deteriorated, recovery ability reduces, percentage of impurity is but difficult to reduction, clear assorted percent of loss is bigger than normal; Have to repeatedly live together reason clearly, therefore easily make cotton fiber damage.Exist in addition Cotton Stalk branch elimination effect poor, easily result in blockage and affect normal operation, and micro-ly mix to aerial discharge, very easily cause the problem of unginned cotton secondary pollution.
Summary of the invention
Primary and foremost purpose of the present utility model is: the shortcoming existed for above prior art, even if propose a kind of cotton treating capacity also can guarantee that comparatively greatly once clearing up airborne cotton fine pressing down up to standard damages efficient scutching cotton device, thus while the clear assorted efficiency of guarantee, effective suppression face cotton fiber damages.
The further object of the utility model is: not only Cotton Stalk branch elimination effect is good to propose one, and airborne cotton fine the pressing down of causing unginned cotton secondary pollution can be avoided to damage efficient scutching cotton device.
In order to reach above primary and foremost purpose, the airborne cotton fine efficient scutching cotton device basic structure of damage that presses down of the present utility model is: containing the discaling roll be placed in the housing forming vertical passage (9), it is characterized in that: described discaling roll comprises the one-level discaling roll (10) be supported on below housing upper-center entrance, the secondary discaling roll (14) being supported on housing central section and the three grades of discaling rolls (19) being supported on lower housing portion, described one-level discaling roll, the side of secondary discaling roll and three grades of discaling rolls is equipped with hairbrush (7) respectively, middle hairbrush (3), lower hairbrush (2) and along the arc track concentric with corresponding discaling roll beating bar spaced apart, the upper brush roll (13) that bristle contacts with its cylindrical is housed below described one-level discaling roll, the lower brush roll that bristle contacts with three grades of discaling roll cylindricals with secondary discaling roll is simultaneously housed below described secondary discaling roll, on the downside of described three grades of discaling rolls, arc barrier is housed, be provided with the Ji Mianliudao of bottom-up delivery air away from the side of patting bar in described housing, described Ji Mianliudao has the upper suction head piece (12) between one-level discaling roll and upper brush roll and the lower suction head piece (16) between secondary discaling roll and lower brush roll, the bottom of described Ji Mianliudao is connected with the air outlet of cotton transport blower fan (18).
Like this, when cotton transport blower fan operates at Ji Mianliudao generation air-flow, upper and lower suction head piece will produce cotton transport blast, make the unginned cotton treating to live together clearly reason enter vertical passage from entrance.Afterwards, there is the clear assorted work for the treatment of that the one-level of independent brush roll, secondary and three grades of discaling rolls can complete about 60%, 30% and 10% step by step respectively, the three grades of reasonable proportions by subtraction achieving unginned cotton are assorted clearly, thus avoid repeating cleaning, remarkable minimizing cotton fiber damage, improve clear assorted effect, percentage of impurity can lower than 10%; Recovering effect is strengthened simultaneously, greatly reduces unginned cotton loss.
In order to reach further object, branch stalk cleaning mechanism is installed in the side, upper end of described housing, described branch stalk cleaning mechanism comprises the transfer passage being obliquely installed cotton transport from low to high, interior at least secondary caltrop roller (5) be mutually connected from low to high of arranging of described transfer passage, described caltrop roller is made up of rotatable roll body and the caltrop being distributed in radial direction extension on roll body; Minimum one-level caltrop roller is tangentially provided with downward opening transfer passage input port away from the side of other caltrop roller, and immediately below be provided with impurity discharging port (1); Caltrop roller at the highest level arranges downward opening delivery outlet away from the side of other caltrop roller by transfer passage horizontal-extending section; The row's stalk grid (6) respectively caltrop roller at different levels being formed to semi-surrounding are housed between described input port and delivery outlet, row's stalk grid at different levels respectively by forming the bracket of edge frame, interval is fixed on and bracket pats screen with caltrop roll shaft to parallel strip and the arc grizzly bar concentric with caltrop roller is formed, connected by round and smooth transition gusset between adjacent row's stalk grid.
During work, unginned cotton is transferred and enters a transfer passage for stalk cleaning mechanism by input port, caltrop roller rotates under extraneous power set drive, cotton branch stalk inserts in the interval of caltrop roller and row's stalk grid and fractures, caltrop switch drive unginned cotton send in process with beating screen relative motion, produce beating effect, make the impurity in unginned cotton, the cotton stalk that especially fractures spills from the gap of arc grizzly bar, under its Action of Gravity Field, take advantage of a situation and fall impurity discharging port and drop.After the beating of multistage caltrop roller, micro-assorted and branch stalk is discharged substantially, and even loose unginned cotton is then outputted in follow-up vertical passage entrance by delivery outlet and lived together reason clearly by by proportion by subtraction.Like this, Cotton Stalk branch is made to obtain effective preposition removing, not only by the throwing pine effect of caltrop and the Slap of row's stalk grid, in conjunction with cotton transport air-flow and centrifugal action, ingenious cotton stalk and the broken leaf of cotton of making is separated, and cotton discharged to ground, avoids secondary pollution, and contribute to cotton fiber maintenance nondestructive state, improve clear assorted efficiency and quality.
The utility model further improves, and impurities removal comb (11) of comb towards one-level discaling roll cylindrical is housed below the beating bar at described one-level discaling roll place.When unginned cotton is after the process of one-level discaling roll, part do not have separative large assorted can by under impurities removal comb comb, and get rid of the unginned cotton of doing odds and ends and be naturally transitioned into secondary discaling roll and clear up further.
It is that the row's of being equipped with guide plate (15) between described secondary discaling roll and three grades of discaling rolls, described row's guide plate has towards the comb of secondary discaling roll and the edge of a knife towards three grades of discaling rolls that the utility model further improves.When unginned cotton is after the process of secondary discaling roll, part does not have separative large mixing by under the comb comb of row's guide plate, naturally can be transitioned into three grades of discaling rolls and to be cleared up further; Unginned cotton simultaneously under three grades of discaling roll brushes is under the effect of row's guide plate edge of a knife, be directed to secondary discaling roll, the negative pressuren zone reached near lower suction head piece with the rotation of secondary discaling roll, outputs to Ji Mianliudao under the effect of blower fan, avoids unginned cotton to draw damage broken of processbearing astrocyte because of hook repeatedly.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is the using state structural representation of the utility model embodiment.
Fig. 2 is the structural representation of caltrop roller in Fig. 1 embodiment.
Fig. 3 is the end view of Fig. 2.
Fig. 4 is the structural representation arranging stalk grid in Fig. 1 embodiment.
Fig. 5 is the vertical view of Fig. 4.
Fig. 1 comprises: impurity discharging port 1, lower hairbrush 2, middle hairbrush 3, input port 4, caltrop roller 5, row's stalk grid 6, upper hairbrush 7, beating bar 8, vertical passage 9, one-level discaling roll 10, impurities removal comb 11, upper suction head piece 12, upper brush roll 13, secondary discaling roll 14, row's guide plate 15, lower suction head piece 16, collection cotton flow road 17, cotton transport blower fan 18, three grades of discaling rolls 19.
Embodiment
Embodiment one
Airborne cotton fine the pressing down of this enforcement damages efficient scutching cotton device as shown in Figure 1, is equipped with branch stalk cleaning mechanism two parts composition of row's stalk grid composition primarily of three grades of discaling roll proportion by subtraction impurity-removing mechanisms and multistage caltrop roller.
Impurity-removing mechanism contains the discaling roll be placed in the housing forming vertical passage 9, comprises being supported on one-level discaling roll 10 below housing upper-center entrance, being supported on the secondary discaling roll 14 of housing central section and being supported on three grades of discaling rolls 19 of lower housing portion.The side of one-level discaling roll 10, secondary discaling roll 14 and three grades of discaling rolls 19 is equipped with respectively and is arranged in upper hairbrush 7 below inlet side, is positioned at the hairbrush 3 of inclination upper guide plate lower end and is positioned at the lower hairbrush 2 of inclination bottom guide lower end, thus establishes rationally compact guide structure.The side of discaling roll 10,14 and 19 at different levels is equipped with along the arc track concentric with corresponding discaling roll three beating bars 8 spaced apart respectively, below the beating bar at wherein one-level discaling roll 10 place, the impurities removal comb 11 of comb towards one-level discaling roll 10 cylindrical is housed.The upper brush roll 13 that bristle contacts with its cylindrical is housed below one-level discaling roll 10.Constitute relatively independent first order impurity-removing mechanism like this, enter the unginned cotton of vertical passage 9 under the rotation hook band effect of one-level discaling roll 10, after upper hairbrush 7, through the beating with the relative motion of beating bar 8,11 combs are combed again by impurities removal, the clear assorted of most of unginned cotton of about 60% can be completed be separated, and in rotation, cotton brush upwards be inhaled head piece by upper brush roll 13, be delivered to the outlet of upper end by the negative pressure sucking-off that collection cotton flow road 17 air-flow produces.
The lower brush roll that bristle contacts with three grades of discaling roll 19 cylindricals with secondary discaling roll 14 is simultaneously equipped with in the below of secondary discaling roll 14, and the arc barrier be made up of parallel gate bar spaced apart is housed on the downside of three grades of discaling rolls 19, its concrete structure is identical with the prior art recorded in 201210014731.2 documents such as grade.The lower brush roll place of the next-door neighbour also row's of being equipped with guide plate 15 between secondary discaling roll 14 and three grades of discaling rolls 9, this row's guide plate 15 has towards the comb of secondary discaling roll and the edge of a knife towards three grades of discaling rolls, and the comb of row's guide plate 15 is connected by the round slip surface transition concentric with lower brush roll with between the edge of a knife.During work, what one-level discaling roll 10 was separated falls on secondary discaling roll 14 containing assorted unginned cotton along upper guide plate, under the rotation hook band effect of secondary discaling roll 14, after middle hairbrush 3, through the beating with the relative motion of beating bar, again by the comb of row's guide plate 15 comb, thus complete the assorted clearly separation of unginned cotton of after one-level is mixed clearly about 30% further, and in rotation, cotton brush is inhaled head piece downwards by lower brush roll; Meanwhile, secondary discaling roll 14 is isolated to be fallen on three grades of discaling rolls 19 containing assorted unginned cotton along bottom guide, under the rotation hook band effect of three grades of discaling rolls 19, after lower hairbrush 2, through the beating with the relative motion of beating bar, screening out again by arc barrier, also inhales head piece by lower brush roll downwards by cotton brush; The outlet of upper end is delivered to by the negative pressure sucking-off that collection cotton flow road 17 air-flow produces.The cotton that the edge of a knife of row's guide plate 15 contributes to three grades of discaling rolls 19 hook band is isolated, and is brushed away, avoids its fibre damage, and improve the cotton rate of recovery by lower brush roll.The upper suction head piece 12 between one-level discaling roll and upper brush roll and the lower suction head piece 16 between secondary discaling roll and lower brush roll is had away from the collection cotton flow road 17 of the bottom-up delivery air of beating bar 8 side in housing; The bottom in collection cotton flow road 17 is connected with the air outlet of cotton transport blower fan 18, therefore effectively can form required wind and send effect.
In addition, branch stalk cleaning mechanism is installed in the side, upper end of housing, and this mechanism comprises the transfer passage being obliquely installed cotton transport from low to high, three grades of caltrop rollers 5 that in transfer passage, arrangement is connected from low to high mutually.As shown in Figures 2 and 3, each caltrop roller 5 is octagonal rotatable roll body 5-1 and circumference is uniform, the radial caltrop 5-2 extended on roll body 5-1 that is axially spacedly distributed is formed by cross section.Minimum one-level caltrop roller is tangentially provided with downward opening transfer passage unginned cotton input port 4 away from the side of other caltrop roller, and to be provided with top immediately below it be funnelform impurity discharging port 1.Caltrop roller at the highest level arranges downward opening delivery outlet away from the side of other caltrop roller by transfer passage horizontal-extending section.The row's stalk grid 6 respectively caltrop roller 5 at different levels being formed to semi-surrounding are housed between input port 4 and delivery outlet, its concrete structure as shown in Figure 4, Figure 5, respectively by forming the bracket 6-1 of edge frame, interval is fixed on and bracket pats screen 6-2 with caltrop roll shaft to parallel strip and the arc grizzly bar 6-4 concentric with caltrop roller is formed, connected by round and smooth inverted v-shaped transition gusset 6-3 between adjacent row's stalk grid.
Like this, when unginned cotton is after the input of input port, because oblique transfer passage top circulation area is less than bottom, the air-flow upwards flowed occurs being suppressed the trend flowed downward through caltrop roller and row's stalk grid, therefore unginned cotton is driven downwards by caltrop roller and produces with row's stalk grid and pats, the cotton stalk row's of insertion stalk grid under the influence of centrifugal force, large fractures, little discharge.After patting through three grades, micro-assorted and branch stalk is discharged downwards under airflow function, thus effectively prevent original cotton and mix to discharging the secondary pollution caused in the air, to fall on discaling roll lived together reason by further dividing through three grades of even loose unginned cottons of caltrop through vertical channel.
Test shows, the device of the present embodiment has following outstanding advantages:
1, the throwing pine of three grades of caltrop rollers and the beating effect of row's stalk grid organically combine, cotton transport air-flow and rotating centrifugal effect in addition, the ingenious problem solving cotton stalk and be separated with broken leaf, and make it discharged to the earth, both completed and thrown loose even stand, and improve assorted clearly efficiency, it also avoid secondary pollution;
2, the proportion by subtraction configuration of three grades of discaling rolls, had both improve assorted clearly efficiency, recovering effect, decreased the loss of assorted clearly unginned cotton; Arrange the utilization of guide plate in conjunction with impurities removal comb and dual-use material, further enhance the cleaning of large assorted especially cotton stalk and boll, greatly reduce unginned cotton percentage of impurity;
3, do not affecting under the prerequisite that onboard spatial arranges, by appropriate design, ingenious layout, achieve the high-efficient cleaning that cotton fiber damages less and mix, the percentage of impurity making system receive machine is reduced to less than 10% and becomes possibility, lays a good foundation for round Realization gently simplifies machine cotton picking.
Claims (7)
1. airborne cotton fine pressing down damages efficient scutching cotton device, containing the discaling roll be placed in the housing forming vertical passage (9), it is characterized in that: described discaling roll comprises the one-level discaling roll (10) be supported on below housing upper-center entrance, the secondary discaling roll (14) being supported on housing central section and the three grades of discaling rolls (19) being supported on lower housing portion, described one-level discaling roll, the side of secondary discaling roll and three grades of discaling rolls is equipped with hairbrush (7) respectively, middle hairbrush (3), lower hairbrush (2) and along the arc track concentric with corresponding discaling roll beating bar spaced apart, the upper brush roll (13) that bristle contacts with its cylindrical is housed below described one-level discaling roll, the lower brush roll that bristle contacts with three grades of discaling roll cylindricals with secondary discaling roll is simultaneously housed below described secondary discaling roll, on the downside of described three grades of discaling rolls, arc barrier is housed, be provided with the Ji Mianliudao of bottom-up delivery air away from the side of patting bar in described housing, described Ji Mianliudao has the upper suction head piece (12) between one-level discaling roll and upper brush roll and the lower suction head piece (16) between secondary discaling roll and lower brush roll, the bottom of described Ji Mianliudao is connected with the air outlet of cotton transport blower fan (18).
2. airborne cotton fine pressing down according to claim 1 damages efficient scutching cotton device, it is characterized in that: branch stalk cleaning mechanism is installed in the side, upper end of described housing, described branch stalk cleaning mechanism comprises the transfer passage being obliquely installed cotton transport from low to high, interior at least secondary caltrop roller (5) be mutually connected from low to high of arranging of described transfer passage, described caltrop roller is made up of rotatable roll body and the caltrop being distributed in radial direction extension on roll body; Minimum one-level caltrop roller is tangentially provided with downward opening transfer passage input port away from the side of other caltrop roller, and immediately below be provided with impurity discharging port (1); Caltrop roller at the highest level arranges downward opening delivery outlet away from the side of other caltrop roller by transfer passage horizontal-extending section; The row's stalk grid (6) respectively caltrop roller at different levels being formed to semi-surrounding are housed between described input port and delivery outlet, row's stalk grid at different levels respectively by forming the bracket of edge frame, interval is fixed on and bracket pats screen with caltrop roll shaft to parallel strip and the arc grizzly bar concentric with caltrop roller is formed, connected by round and smooth transition gusset between adjacent row's stalk grid.
3. airborne cotton fine pressing down according to claim 2 damages efficient scutching cotton device, it is characterized in that: impurities removal comb (11) of comb towards one-level discaling roll cylindrical is housed below the beating bar at described one-level discaling roll place.
4. airborne cotton fine pressing down according to claim 3 damages efficient scutching cotton device, it is characterized in that: the row's of being equipped with guide plate (15) between described secondary discaling roll and three grades of discaling rolls, described row's guide plate has towards the comb of secondary discaling roll and the edge of a knife towards three grades of discaling rolls.
5. airborne cotton fine pressing down according to claim 4 damages efficient scutching cotton device, it is characterized in that: the side of described one-level discaling roll, secondary discaling roll and three grades of discaling rolls is equipped with respectively and is arranged in upper hairbrush below inlet side, is positioned at the hairbrush of inclination upper guide plate lower end and is positioned at the lower hairbrush of inclination bottom guide lower end.
6. airborne cotton fine pressing down according to claim 5 damages efficient scutching cotton device, it is characterized in that: the comb of described row's guide plate is connected by the round slip surface transition concentric with lower brush roll with between the edge of a knife.
7. airborne cotton fine pressing down according to claim 6 damages efficient scutching cotton device, it is characterized in that: described in it is characterized in that: described caltrop roller is octagonal rotatable roll body and circumference is uniform, the radial caltrop extended on roll body that is axially spacedly distributed is formed by cross section.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420553150.0U CN204104364U (en) | 2014-09-24 | 2014-09-24 | A kind of airborne cotton fine pressing down damages efficient scutching cotton device |
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| CN201420553150.0U CN204104364U (en) | 2014-09-24 | 2014-09-24 | A kind of airborne cotton fine pressing down damages efficient scutching cotton device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104255190A (en) * | 2014-09-24 | 2015-01-07 | 农业部南京农业机械化研究所 | Vehicle-mounted Anti-loss efficient scutching device of cotton fibers |
| CN105133094A (en) * | 2015-10-20 | 2015-12-09 | 胡玉白 | Scutcher |
| CN107541792A (en) * | 2017-10-09 | 2018-01-05 | 农业部南京农业机械化研究所 | Aspirated-air type unginned cotton impurity separating device |
-
2014
- 2014-09-24 CN CN201420553150.0U patent/CN204104364U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104255190A (en) * | 2014-09-24 | 2015-01-07 | 农业部南京农业机械化研究所 | Vehicle-mounted Anti-loss efficient scutching device of cotton fibers |
| CN105133094A (en) * | 2015-10-20 | 2015-12-09 | 胡玉白 | Scutcher |
| CN107541792A (en) * | 2017-10-09 | 2018-01-05 | 农业部南京农业机械化研究所 | Aspirated-air type unginned cotton impurity separating device |
| CN107541792B (en) * | 2017-10-09 | 2023-10-17 | 农业部南京农业机械化研究所 | Air suction type seed cotton impurity separating device |
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