CN103858605A - Brush roll type picking table - Google Patents

Brush roll type picking table Download PDF

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Publication number
CN103858605A
CN103858605A CN201410105256.9A CN201410105256A CN103858605A CN 103858605 A CN103858605 A CN 103858605A CN 201410105256 A CN201410105256 A CN 201410105256A CN 103858605 A CN103858605 A CN 103858605A
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China
Prior art keywords
cotton
brush
picking
roller
brush roll
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CN201410105256.9A
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CN103858605B (en
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张玉同
石磊
吴崇友
梁建
孙勇飞
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Nanjing Research Institute for Agricultural Mechanization Ministry of Agriculture
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Nanjing Research Institute for Agricultural Mechanization Ministry of Agriculture
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/12Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping

Abstract

The invention relates to a brush roll type picking table and belongs to the technical field of agricultural machinery. The picking table comprises at least one pair of dividers with cone heads, which are arranged at the front end of a picking table frame; picking heads are arranged behind the dividers; each picking head comprises a pair of left and right brush rolls which are provided with low front parts and high rear parts, are supported on the picking table frame and rotate towards the opposite directions at the same speed; a group of brush plates radially extending are peripherally distributed on each of the left and right brush rolls; longitudinal helical conveyors with V-shaped connecting grooves are respectively arranged below the outsides of the left and right brush rolls; a pair of left and right anti-pulling rollers which are basically horizontally supported and rotate towards the opposite directions at the same speed is arranged at the lower part inside each pair of left and right brush rolls; and anti-pulling teeth radially extending are distributed on the peripheries of the left and right anti-pulling rollers. The brush roll type picking table not only solves the problems of low harvesting rate and high loss ratio of a spindle-type cotton picker, but also solves the problem of easiness for pulling a cotton stalk of a compound rod type cotton picker.

Description

A kind of roller type brush picking desk
Technical field
The present invention relates to a kind of picking desk, especially a kind of roller type brush picking desk, belongs to agricultural machinery technological field.
Background technology
Cotton in China planting area is distributed more widely, substantially can be divided into the Yangtze river basin, the Huanghe valley and cotton region, inland, Xinjiang by region, and geographical conditions and the climatic characteristic in these regions are all not quite similar, and produce especially mechanized harvest bring a difficult problem to cotton mechanization.Xinjiang region is dry, and rainwater is few, and the moisture in cotton growth process provides by drip irrigation, therefore comparatively easy to the adjusting and controlling growth of cotton, and Cotton Production process mechanismization also relatively easily realizes.But machine cotton picking has only partly been realized in Xinjiang cotton at present, other cotton regions still rely on manually and gather, and have seriously restricted the development of Cotton Industry.Trace it to its cause: the one, the kind of cotton and cropping pattern are not suitable with machine and adopt requirement, and the 2nd, there is no suitable cotton tool.
According to the applicant understood, mainly contain two kinds for the machinery of cotton harvesting at present: one is to pluck ingot formula; Another kind is comb-tooth-type.The former price is higher, applies less; Though the latter is simple in structure, cost is low, working service is convenient, can not adapt to the plantation feature of high density, high yield, high plant.For this reason, the middle patent of invention that application number is 201210037033.4 has proposed a kind of multiple finger-type cotton stripper, and this machine comprises picking desk, wind power transmission device, cotton boll sorting device, assorted clearly device and collection hopper, picking desk has harvesting and refers to bar row and unginned cotton delivery outlet, concrete structure is that the Chinese patent of application number 201220065216.2 is disclosed, the fixing front end in both sides of plucking stand has the sharp nearside divider of cone, between two nearside dividers, comb teeth-shaped is housed and refers to bar, comb teeth-shaped refers to that bar is divided into respectively tilt towards front upper place and front lower place upper, lower two-layer, on, lower two-layer comb teeth-shaped refers to that the rear of bar is equipped with cotton boll is dialled and gathered the cotton wheel of dialling of auger conveyor, auger conveyor is positioned at the rear extended spot that upper strata comb teeth-shaped refers to bar, there is the bidirectional screw that cotton boll is brought to picking desk rear portion cotton output port.In the time that picking desk moves ahead work, upper strata refers under can first the cotton boll of cotton stalk the first half being combed before whole strain cotton stalk passes through picking desk of bar, and refers to that by lower floor bar is by under the cotton boll comb of cotton stalk the latter half.
But cotton region, the Changjiang river is due to unique geographical environment, rainwater is more, and air and soil moisture are large, and the cotton boll blowing phase is relatively long, and blow-of-cottons rate is relatively low and blow-of-cottons are not smooth.It is more that deadlock spends half blow-of-cottons to spend, and is difficult for being wound around, and easily drops, and uses the problem that cotton picker of the spindle type ubiquity pick up rate is low, percent of loss is large, and harvesting difficulty is very large.On the other hand, Ridged plant is mostly taked in cotton region, the Changjiang river, for draining, conventionally has drain ditch, and because soil moisture is large, cotton easily pulls up, and becomes the difficult problem that use refers to that rod-type cotton picker is plucked again.In addition, existing picking machine, owing to being subject to structural limitations, cannot meeting and carry out the above demand of simultaneously plucking of two row.
Summary of the invention
Primary technical problem to be solved by this invention is: the problem existing for above prior art, proposes the roller type brush picking desk that a kind of pick up rate is high and can effectively avoid cotton stalk to pull up.
The further technical problem that the present invention will solve is: propose a kind ofly can meet the above roller type brush picking desk of simultaneously plucking of two row.
The basic technical scheme that the present invention solves above primary technical problem is: comprise the nearside divider that is arranged at least one pair of of plucking stand front end and has conehead, picking head is housed after described nearside divider, described picking head contains a pair of low early and high after synchronized reverse rotation left side of plucking on stand that is supported on, right brush roll, a described left side, on right brush roll, be circumferentially distributed with the one group of brush board radially extending, a described left side, the outer side-lower of right brush roll is installed respectively the longitudinal spiral conveyer with V-arrangement access slot, a described left side, in right brush roll, side-lower is installed the synchronized reverse rotation left side that a pair of basic horizontal supports, the right anti-roller that pulls out, a described left side, the right side is prevented pulling out being circumferentially distributed with of roller and is radially extended the anti-tooth that pulls out.
When work, nearside divider leads cotton stalk in the brush board gap of a pair of brush roll, gradually pluck from the bottom to top by the cotton to cotton stalk top and cotton boll for the both sides brush board of reverse synchronized rotation and rising gradually, bring it to left and right brush roll both sides, fall into and be transported to rear section mechanism after longitudinal spiral conveyer and further process.Meanwhile, the left and right anti-anti-tooth that pulls out that pulls out roller that rotates in opposite directions of below, left and right brush roll gap acts on cotton stalk bottom from top to bottom, the active force of balance brush board, effectively stop cotton stalk to pull up, thereby both solved the problem that cotton picker of the spindle type pick up rate is low, percent of loss is high, also solved the difficult problem that multiple finger rod-type cotton picker cotton stalk easily pulls up.
The present invention further improves, each brush board angular position of described left and right brush roll is corresponding respectively, the described left and right anti-each anti-tooth angular position correspondence respectively of pulling out of pulling out roller, the rotating speed of described left and right brush roll is identical with the described left and right anti-rotating speed that pulls out roller, and the brush board number of described left and right brush roll and angular position are pulled out the number of teeth and angular position is distinguished corresponding with described left and right anti-pull out roller anti-.Like this, the brush board of both sides or anti-pull out tooth and act on simultaneously, the relative equilibrium of active force up and down that cotton stalk is subject to, thus make the results of cotton pluck more reliable and more stable.
The basic technical scheme that the present invention solves above primary technical problem is: described harvesting stand front end is equipped with at least two pairs of nearside dividers with conehead, and picking head is housed respectively after each nearside divider.Because basic technical scheme of the present invention allows picking head parallel connection, therefore can combine as required, thereby pluck two row and multirow cotton simultaneously, greatly improve efficiency of crop.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the structural representation of a picking head in Fig. 1.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is picking head in Fig. 1, the anti-cross section structure schematic diagram that pulls out roller and longitudinal spiral conveyer.
Embodiment
Embodiment mono-
The picking desk basic structure of the present embodiment as shown in Figures 1 to 4, is plucked stand 7 front ends three pairs of nearside dividers 2 with conehead is installed, and the bottom support of nearside divider 2, on gauge wheel 1, is equipped with thereafter three parallel picking head 3.The concrete structure of picking head 3, referring to Fig. 2 to Fig. 4, contains a pair of low early and high after left and right brush roll 3-5, the 3-6 that pluck on stand 7 of being supported on, and becomes the angle of 30-40 ° with ground.Rear end left, brush roll 3-5 is coaxial with driven wheel 3-3, and through travelling gear 3-2 with two transition gear 3-3 realize and the synchronized reverse rotation transmission of right brush roll 3-6.On left and right brush roll 3-5,3-6, be circumferentially evenly equipped with respectively six brush boards that radially extend, each brush board angular position of left and right brush roll is corresponding respectively, and the brush board of close position is all protrude circular-arc down, be conducive to most like this by under while moving upward, the cotton on cotton stalk and cotton boll are picked.The brush board gap of two close positions can regulate according to cotton variety and growing state, is generally 20-25mm.The outer side-lower of left and right brush roll 3-5,3-6 is installed respectively the longitudinal spiral conveyer 4 with V-arrangement access slot, side-lower is installed anti-pulling device 5 in left and right brush roll 3-5,3-6, and synchronized reverse rotation that this device is supported by a pair of basic horizontal is left and right anti-ly pulls out roller 3-7,3-8 and form.Left and right anti-pull out roller 3-7,3-8 be circumferentially evenly equipped with six anti-teeth that pull out that radially extend.The left and right anti-each anti-tooth angular position correspondence respectively of pulling out of pulling out roller 3-7,3-8, and the rotating speed of left and right brush roll 3-5,3-6 is identical with the left and right anti-rotating speed that pulls out roller 3-7,3-8, and the brush board angular position of left and right brush roll 3-5,3-6 is distinguished corresponding with the left and right anti-anti-tooth angular position of pulling out of pulling out roller 3-7,3-8.Like this, can the brush board of close position do by under pluck motion upward in, close position anti-pulled out tooth and just in time does to pull out motion by upper down anti-, therefore brush board and anti-ly pull out all symmetrical distributions of tooth in addition makes that cotton stalk is stressed to be balanced.
Install the output below of longitudinal spiral conveyer 4 has the lateral transfer screw feeder 6 of dialling cotton plate (patent documentation that the concrete structure of dialling cotton plate is 201220065216.2 referring to application number), lateral transfer screw feeder 6 rear portions are to be fixed on the cotton delivery outlet of plucking on frame 7, cotton selecting roller 9 is installed in the bottom of cotton delivery outlet, and wind force accelerator 8(blower fan is installed on top) suction opeing.Structure and the brush roll of cotton selecting roller 9 are similar, have circumferentially uniform four of radially extending and choose cotton plate.When work, unginned cotton (impure cotton boll etc.) under picking head harvesting is dialled dialing of cotton plate through lateral transfer screw feeder and is sent into cotton feeding pipe, because unginned cotton enters the cotton delivery outlet of picking desk from bottom, and the suction opeing of wind force accelerator is located thereon portion, the negative pressure of depending merely on wind force accelerator is difficult to unginned cotton, especially impurity wherein, cotton bolls etc. siphon away, can be by the unginned cotton of cotton delivery outlet bottom by cotton selecting roller, impurity and cotton boll layering are provoked, the lower wall that the heavier cotton boll of weight is pasting cotton delivery outlet moves, fall into the Pai Taokou at rear portion, unginned cotton and impurity are provoked on backward throws to suction opeing, under wind-force effect, being sent to next mechanism processes.
Evidence, while adopting the cotton harvesting machine operation of the present embodiment roller type brush picking desk, along with advancing of facility, cotton strain bar enters between the brush board of left and right brush roll one after another, the brush roll of reverse rotation will enter the cotton boll (unginned cotton on cotton stalk in brush board gap, cotton boll, boll) brush is de-from bottom to top, fall into longitudinal spiral conveyer by outside, be sent to lateral transfer screw feeder by longitudinal spiral conveyer, by lateral transfer screw feeder, cotton boll is collected to screw feeder middle part again, the rotation of dialling cotton plate by screw feeder is dialed and is sent into cotton boll separate type cotton feeding pipe, under the effect of cotton selecting roller and wind force accelerator, unginned cotton, boll is sent to airborne clear assorted device and carries out next step processing, boll collecting box is discharged and be transported to cotton boll through the row peach device of cotton boll separate type cotton feeding pipe front end.In this process, not only can guarantee that pick up rate is high, and stop cotton stalk and pull up phenomenon, meanwhile, because three row are synchronously plucked, significantly improve efficiency of crop.

Claims (7)

1. a roller type brush picking desk, comprise the nearside divider that is arranged at least one pair of of plucking stand front end and has conehead, picking head is housed after described nearside divider, it is characterized in that: described picking head contains a pair of low early and high after synchronized reverse rotation left side of plucking on stand that is supported on, right brush roll, a described left side, on right brush roll, be circumferentially distributed with the one group of brush board radially extending, a described left side, the outer side-lower of right brush roll is installed respectively the longitudinal spiral conveyer with V-arrangement access slot, a described left side, in right brush roll, side-lower is installed the synchronized reverse rotation left side that a pair of basic horizontal supports, the right anti-roller that pulls out, a described left side, the right side is prevented pulling out being circumferentially distributed with of roller and is radially extended the anti-tooth that pulls out.
2. roller type brush picking desk according to claim 1, it is characterized in that: each brush board angular position of described left and right brush roll is corresponding respectively, the described left and right anti-each anti-tooth angular position correspondence respectively of pulling out of pulling out roller, the rotating speed of described left and right brush roll is identical with the described left and right anti-rotating speed that pulls out roller, and the brush board number of described left and right brush roll and angular position are pulled out the number of teeth and angular position is distinguished corresponding with described left and right anti-pull out roller anti-.
3. roller type brush picking desk according to claim 2, is characterized in that: described harvesting stand front end is equipped with at least two pairs of nearside dividers with conehead, and picking head is housed respectively after each nearside divider.
4. according to the roller type brush picking desk described in claim 2 or 3, it is characterized in that: the bottom support of nearside divider is on gauge wheel.
5. roller type brush picking desk according to claim 4, is characterized in that: the brush board of described left and right brush roll close position is all protrude circular-arc down.
6. roller type brush picking desk according to claim 5, is characterized in that: install the output below of described longitudinal spiral conveyer has the lateral transfer screw feeder of dialling cotton plate, and described lateral transfer screw feeder rear portion is to be fixed on the cotton delivery outlet of plucking on frame.
7. roller type brush picking desk according to claim 6, is characterized in that: cotton selecting roller is installed in the bottom of described cotton delivery outlet, and the air outlet of wind force accelerator is installed on top; Described cotton selecting roller has the cotton plate of choosing of circumferentially uniform radially extension.
CN201410105256.9A 2014-03-20 2014-03-20 A kind of roller type brush picking desk Active CN103858605B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104255191A (en) * 2014-09-24 2015-01-07 农业部南京农业机械化研究所 Brush roll cotton picker
CN107258220A (en) * 2017-08-04 2017-10-20 浙江大学 A kind of first leaf-peeling mechanism of cane harvesting machine
CN107343417A (en) * 2017-08-04 2017-11-14 浙江大学 One kind feeds whole stalk formula cane harvesting machine
CN108738684A (en) * 2018-08-15 2018-11-06 付温平 Double helix variable pair roller type pepper picking device
CN108901340A (en) * 2018-08-16 2018-11-30 农业部南京农业机械化研究所 A kind of roller brush type castor harvester
CN108901338A (en) * 2018-08-16 2018-11-30 农业部南京农业机械化研究所 A kind of roller brush type device for picking suitable for castor-oil plant harvest
CN110313300A (en) * 2019-06-30 2019-10-11 沈阳农业大学 A kind of small-sized self-walking castor harvester

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030019200A1 (en) * 2001-07-24 2003-01-30 Lemke Dwight D. Cotton picker moistener supply system
CN202435842U (en) * 2011-08-31 2012-09-19 吴乐敏 Portable hand-held cotton picker
CN202565755U (en) * 2012-02-17 2012-12-05 农业部南京农业机械化研究所 Self-propelled multi-finger cotton picker
CN203775712U (en) * 2014-03-20 2014-08-20 农业部南京农业机械化研究所 Brush roll type picking platform

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030019200A1 (en) * 2001-07-24 2003-01-30 Lemke Dwight D. Cotton picker moistener supply system
CN202435842U (en) * 2011-08-31 2012-09-19 吴乐敏 Portable hand-held cotton picker
CN202565755U (en) * 2012-02-17 2012-12-05 农业部南京农业机械化研究所 Self-propelled multi-finger cotton picker
CN203775712U (en) * 2014-03-20 2014-08-20 农业部南京农业机械化研究所 Brush roll type picking platform

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104255191A (en) * 2014-09-24 2015-01-07 农业部南京农业机械化研究所 Brush roll cotton picker
CN107258220A (en) * 2017-08-04 2017-10-20 浙江大学 A kind of first leaf-peeling mechanism of cane harvesting machine
CN107343417A (en) * 2017-08-04 2017-11-14 浙江大学 One kind feeds whole stalk formula cane harvesting machine
CN107258220B (en) * 2017-08-04 2019-08-30 浙江大学 A kind of first leaf-peeling mechanism of cane harvesting machine
CN107343417B (en) * 2017-08-04 2020-02-28 浙江大学 Inverted feeding whole stalk type sugarcane harvester
CN108738684A (en) * 2018-08-15 2018-11-06 付温平 Double helix variable pair roller type pepper picking device
CN108738684B (en) * 2018-08-15 2024-01-30 付温平 Double-spiral variable pair roller type chilli picking device
CN108901340A (en) * 2018-08-16 2018-11-30 农业部南京农业机械化研究所 A kind of roller brush type castor harvester
CN108901338A (en) * 2018-08-16 2018-11-30 农业部南京农业机械化研究所 A kind of roller brush type device for picking suitable for castor-oil plant harvest
CN108901340B (en) * 2018-08-16 2023-08-15 农业部南京农业机械化研究所 Rolling brush type castor harvester
CN110313300A (en) * 2019-06-30 2019-10-11 沈阳农业大学 A kind of small-sized self-walking castor harvester

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