CN215163316U

CN215163316U - Machine-harvested cotton drying, cleaning and cleaning device

Info

Publication number: CN215163316U
Application number: CN202120235843.5U
Authority: CN
Inventors: 史运昌; 陈绍恩; 程恒明
Original assignee: JINAN RUNTONG ANJI MACHINERY CO Ltd
Current assignee: JINAN RUNTONG ANJI MACHINERY CO Ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-12-14
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a machine-harvested cotton drying and cleaning device, which comprises a last third cleaning mechanism and a first secondary cleaning mechanism, wherein the first secondary cleaning mechanism comprises a first cleaning mechanism and a second cleaning mechanism, the first cleaning mechanism is an inclined seed cleaning machine, and the second cleaning mechanism is a saw blade type bell cleaning machine; the inclined seed cleaning machine is provided with a first cleaning mechanism cotton inlet and a first cleaning mechanism cotton outlet, wherein the first cleaning mechanism cotton inlet is connected with the seed cotton inlet pipe, and the first cleaning mechanism cotton outlet is connected with the inlet of the air-tight valve; the saw blade type bell cleaning machine is provided with a second cleaning mechanism cotton inlet and a second cleaning mechanism cotton outlet, wherein the second cleaning mechanism cotton inlet is connected with an outlet of the air-tight valve, and the second cleaning mechanism cotton outlet is connected with a cotton inlet of the dryer. After the cotton seed is cleaned for five times, the impurity content in the seed cotton is obviously and greatly reduced compared with the original machine-harvested cotton cleaning process; meanwhile, the impurity content of the subsequently processed ginned cotton is also obviously reduced.

Description

Machine-harvested cotton drying, cleaning and cleaning device

Technical Field

The utility model belongs to the technical field of unginned cotton cleaning equipment technique and specifically relates to a machine-harvested cotton stoving purification cleaning device.

Background

Seed cotton cleaning is an important link of cotton processing, and the quality of seed cotton cleaning directly influences the quality and the selling price of ginned cotton. The cotton picking operation is gradually changed from manual work to mechanical operation, the mechanical cotton picking is adopted, the operation efficiency is greatly improved, but the falling rate of cotton leaves is low when the current cotton is mechanically picked, and the picking rate is high when the cotton is mechanically picked, so that the impurity content of the mechanically picked seed cotton is extremely high, particularly, the cotton leaves are extremely large, the cleaning effect of the existing equipment on the cotton leaves is poor, the cotton leaf content in the seed cotton is high, and the grade of the mechanically picked cotton and the production benefit of enterprises are seriously influenced.

Application No.: CN201520432764.8, publication (bulletin) No.: CN204849131U publication (announcement) day: 2015-12-09 discloses a seed cotton drying and cleaning device, which comprises a dryer, a leaf cleaning machine and a cleaning machine, wherein the dryer comprises a first rack and a drying device, the first rack is provided with a seed cotton inlet and a seed cotton outlet, the seed cotton inlet is positioned at the upper right end of the first rack, and the seed cotton outlet is positioned at the lower left end of the second rack; the drying device comprises a first hot air pipe and at least two electric heating spike rollers, the at least two electric heating spike rollers are obliquely arranged in the first machine frame along the connecting line direction from the seed cotton inlet to the seed cotton outlet, the first hot air pipe is fixedly arranged in the first machine frame and is positioned obliquely above the electric heating spike rollers, the first hot air pipe is parallel to the connecting line of the seed cotton inlet and the seed cotton outlet, and at least two hot air outlets along the radial direction are arranged on the first hot air pipe; the leaf cleaning machine comprises a cleaning part arranged along a preset conveying direction, a first feeding hole is formed in the right end of the cleaning part, a first discharging hole is formed in the left end of the cleaning part, at least two barbed nail rollers are arranged in the preset conveying direction above the lower bottom of the cleaning part, an impurity removing assembly is arranged at the lower bottom of the cleaning part, a second hot air pipe communicated with the inside of the cleaning part is arranged on the side wall of the cleaning part, and an air outlet is formed in the side wall of the cleaning part; the lifting machine comprises a second rack, a second feed inlet is formed in the top of the second rack, a second discharge outlet is formed in the right part of the lower side of the second rack, a first rack rod, a second rack rod and a third rack rod are fixedly mounted in the second rack from top right to bottom left in sequence, a first cotton brushing roller is arranged between the right lower side of the first rack rod and the right upper side of the second rack rod, and a second cotton brushing roller is arranged between the right lower side of the second rack rod and the right upper side of the third rack rod; a first trash discharging rod is arranged above the left side of the first rack rod, and a second trash discharging rod is arranged above the left side of the second rack rod; a first impurity dripping plate is arranged on the left side of the first impurity discharging rod, a second impurity dripping plate is arranged on the left side of the second impurity discharging rod, and a first impurity discharging auger is arranged at the lower left corner of the second rack; the seed cotton outlet on the dryer is connected with the first feed inlet on the leaf cleaning machine, and the first discharge outlet on the leaf cleaning machine is connected with the second feed inlet on the lifting machine. Above-mentioned seed cotton stoving clean cleaning device still includes the seed cotton separator that is located the seed cotton import top of drying-machine, and the upper end right side of seed cotton separator is equipped with the third feed inlet, and the bottom of seed cotton separator is equipped with the third discharge gate, and the third discharge gate of seed cotton separator is connected with the seed cotton import of drying-machine. A first row of impurity grid bars are arranged on the periphery of the bottom of each electric heating spike roller in the dryer, an impurity dripping plate is arranged below the first row of impurity grid bars, and a second impurity discharging auger is arranged at the bottom of the impurity dripping plate; or/and an observation door is arranged at the position above the electric heating spike roller in the dryer and connected with the first hot air pipe. At least two electric heating barbed nails rollers in the dryer are obliquely arranged along an oblique line which forms an angle of 30-90 degrees with the horizontal plane. The filter assembly in the leaf cleaning machine comprises a second row of miscellaneous grating bars; or/and the leaf cleaning machine also comprises an impurity box which is arranged at the lower side of the cleaning part and is communicated with the first feed inlet through an impurity discharging assembly; or/and the preset conveying direction in the leaf cleaning machine is a diagonal direction with a high left and a low right, a first feeding hole is formed in the bottom of the right end of the cleaning part, and a first discharging hole is formed in the upper portion of the left end of the cleaning part. The first rack rod, the second rack rod and the third rack rod in the lifting machine are U-shaped rack rods.

Publication (bulletin) No.: CN203128694U, publication (public notice) day: 2013-08-14, application No.: CN201320115947.8 discloses far infrared stoving unginned cotton descaling machine, including the frame, the inside stoving cleaning device of frame of seting up unginned cotton inlet and outlet, stoving cleaning device comprises hot-blast device and at least three group electrical heating barbed nail roller units, and every electrical heating barbed nail roller unit of group includes three electrical heating barbed nail roller at least, from advancing cotton inlet to outlet, all electrical heating barbed nail rollers of every electrical heating barbed nail roller unit of group all keep an inclined plane slope downwards, all electrical heating barbed nail roller units also all keep same inclined plane direction slope downwards with all electrical heating barbed nail rollers. The utility model discloses continuously strengthen the stoving effect, reduce the number that electrical heating barbed nail roller set up, further reduce the equipment volume on the basis that does not change the unginned cotton trend, because it is effectual to dry moreover, move towards well, be difficult for blocking, indirectly strengthened the effect of edulcoration clean-up, need not additionally to increase the edulcoration device.

Publication (bulletin) No.: CN204342925U, publication (public notice) day: 2015-05-20 provides a seed cotton foreign fiber cleaning machine, including the miscellaneous case of row that the base supported and winding case that is connected with the miscellaneous case of row, winding case upper end has the cotton inlet, the lower part of side has the cotton outlet, be equipped with the shutter that is used for clearing up the foreign fiber on its relative two sides respectively, in winding case, have two winding regions of handling the foreign fiber, be equipped with the panel turnover mechanism at the cotton inlet, the region that is used for controlling the cotton to get into, be provided with a set of winding roller in every winding region, be used for the winding foreign fiber, dispose a set of throwing roller below two winding regions, throwing roller is located near the cotton outlet, can throw out the seed cotton that clears up the foreign fiber out the cotton outlet, dispose the check bars below the throwing roller. After the winding roller of a winding area is fully wound with the foreign fibers, the turning plate turns to the winding area, seed cotton falls to another winding area through the cotton inlet to be wound with the foreign fibers, and the winding roller of the winding area is cleaned at the same time, so that the phenomenon that the machine is stopped to clean the foreign fibers is avoided, and the production efficiency is greatly improved.

Publication (bulletin) No.: CN204874834U, publication (public notice) day: 2015-12-16 discloses a seed cotton cleaner, in particular to a lifting type seed cotton cleaner, which comprises an upper boll hull removing device and a lower cotton stalk removing device, wherein the boll hull removing device comprises a cotton inlet and a large U-shaped rack roller, one side of the large U-shaped rack roller is sequentially matched with a boll blocking assembly, a packing auger, a second packing auger and a third packing auger from top to bottom, the other side of the large U-shaped rack roller is sequentially matched with a steel wire brush, a plurality of impurity discharging rods and a large cotton brushing roller from top to bottom, the cotton stalk removing device comprises an upper small U-shaped rack roller, a middle small U-shaped rack roller and a lower small U-shaped rack roller which are obliquely arranged, a small cotton brushing roller is matched below the two adjacent small U-shaped rack rollers, the steel wire brushes are arranged above the three small U-shaped rack rollers, the plurality of impurity discharging rods matched with the small U-shaped rack rollers are arranged below the steel wire brushes, the device respectively cleans boll hulls and the cotton stalks, the cleaning effect is good, the seed cotton loss is small, is suitable for the working condition of mechanical cotton picking with a plurality of impurities.

Technical scheme and the technical problem that will solve and the beneficial effect who produces of prior art of disclosing above society all with the utility model discloses inequality, perhaps technical field or application scenario are different, are directed to the utility model discloses more technical problem and the beneficial effect that will solve, above all there is not technological inspiration in disclosing technical document.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a machine-harvested cotton drying, cleaning and cleaning device aiming at the defects in the prior art, and compared with the original machine-harvested cotton cleaning process, the impurity content in the seed cotton is obviously greatly reduced after the seed cotton is cleaned for five times; meanwhile, the impurity content of the subsequently processed ginned cotton is also obviously reduced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the machine-harvested cotton drying and cleaning device comprises a last third cleaning mechanism, wherein the last third cleaning mechanism comprises a third cleaning mechanism, a fourth cleaning mechanism and a fifth cleaning mechanism, the third cleaning mechanism is a dryer, the fourth cleaning mechanism is a leaf cleaner, and the fifth cleaning mechanism is a cleaner;

the device also comprises a previous secondary cleaning mechanism, wherein the previous secondary cleaning mechanism comprises a first cleaning mechanism and a second cleaning mechanism, the first cleaning mechanism is an inclined seed cleaning machine, and the second cleaning mechanism is a saw blade type bell cleaning machine;

the inclined seed cleaning machine is provided with a first cleaning mechanism cotton inlet and a first cleaning mechanism cotton outlet, wherein the first cleaning mechanism cotton inlet is connected with the seed cotton inlet pipe, and the first cleaning mechanism cotton outlet is connected with the inlet of the air-tight valve;

the saw blade type bell cleaning machine is provided with a second cleaning mechanism cotton inlet and a second cleaning mechanism cotton outlet, wherein the second cleaning mechanism cotton inlet is connected with an outlet of the air-tight valve, and the second cleaning mechanism cotton outlet is connected with a cotton inlet of the dryer.

Further, the inclined seed cleaning machine comprises an inclined seed cleaning machine shell, a seed cleaning machine barbed nail roller, a impurity discharging grid, an impurity box and an impurity discharging lower air suction pipe;

the inclined seed cleaning machine shell is obliquely arranged, the inclined seed cleaning machine shell is provided with a first cleaning mechanism cotton inlet and a first cleaning mechanism cotton outlet, 6 seed cleaning machine barbed nail rollers which are arranged in parallel are arranged in the inclined seed cleaning machine shell, the first cleaning mechanism cotton inlet corresponds to the third seed cleaning machine barbed nail roller counted from top to bottom, and the first cleaning mechanism cotton outlet corresponds to the seed cleaning machine barbed nail roller which is the most obliquely above;

the interior of the inclined seed cleaning machine shell is also provided with a trash discharging grid which is positioned below the barbed nail roller of the seed cleaning machine;

the upper port of the impurity box is connected with the bottom of the shell of the inclined seed cleaning machine, and the lower port of the impurity box is connected with the impurity-removing lower air suction pipe.

Furthermore, the saw blade type bell cleaning machine comprises a bell cleaning machine shell, a bell cleaning machine barbed nail roller, a cotton throwing roller, a saw blade roller, a bell baffle plate, a brush roller and a grid below the bell cleaning machine barbed nail roller;

the cotton cleaning machine comprises a cotton cleaning machine shell, a cotton cleaning machine needle roller, a cotton throwing roller, a saw blade roller, a cotton blocking plate, a brush roller and a grid below the cotton cleaning machine needle roller, wherein the grid is arranged in the shell of the cotton cleaning machine;

the saw blade roller is a saw blade arranged on the rotating roller, the saw blade roller is positioned between the cotton polishing roller and the brush roller, the nail punching roller and the brush roller of the bell cleaning machine are positioned at the same height, and the cotton polishing roller is positioned behind and below the nail punching roller of the bell cleaning machine;

the lower grid of the barbed nail roller of the bell cleaning machine is positioned below the barbed nail roller of the bell cleaning machine, and the bell baffle is positioned above the saw blade roller;

the cotton inlet of the second cleaning mechanism corresponds to the spike roller of the boll cleaning machine, the cotton outlet of the second cleaning mechanism is communicated with the cotton outlet channel in the shell of the boll cleaning machine, and the brush roller corresponds to the cotton outlet channel.

Furthermore, a bell falling inclined plate is arranged below the saw blade roller.

Furthermore, the saw blade type bell cleaning machine also comprises a recovery processing mechanism and a sundry removing auger;

the recovery processing mechanism is arranged in the bell cleaning shell and is positioned below the bell falling inclined plate, the impurity discharging auger is arranged at the bottom of the bell cleaning shell, and the impurity discharging auger is positioned below the recovery processing mechanism.

Furthermore, the recovery processing mechanism comprises an upper steel wire brush, a first recovery roller, an upper impurity discharging rod, a lower steel wire brush, a second recovery roller, a lower impurity discharging rod and a recovery grid;

the first recovery roller is positioned below the falling bell sloping plate, and the second recovery roller is positioned below the first recovery roller in an inclined manner;

the upper row of impurity removing rods is positioned on the left side of the first recovery roller, and the lower row of impurity removing rods is positioned on the left side of the second recovery roller;

the upper steel wire brush is positioned above the upper impurity discharging rod in an inclined manner, and the lower steel wire brush is positioned above the lower impurity discharging rod in an inclined manner;

the recovery grid is positioned below the two recovery rollers and corresponds to the inlet of the impurity discharge auger.

Further, the recovery processing mechanism also comprises a cotton brushing roller;

the cotton brushing roller is located below the first recovery roller and located on the right side of the second recovery roller, and the right side of the cotton brushing roller is communicated with the cotton outlet channel.

Furthermore, the first recovery roller and the second recovery roller are both U-shaped rack rollers.

Compared with the prior art, the utility model following beneficial effect has:

when the inclined seed cleaning machine works, seed cotton falls into the third barbed nail roller through the feed inlet and then falls into the lower surface of the barbed nail roller after being loosened, the seed cotton is arranged between the 6 barbed nail rollers and the impurity discharging grids below, impurities are discharged from the impurity discharging grids and fall into the impurity box after the processes of striking, relative friction, rolling and the like, and then enter the next process along with wind. And the clean seed cotton falls into the next working procedure from the cotton outlet through the air-tight valve.

When the saw blade type bell cleaning machine works, seed cotton falls into the opening barbed nail roller through the cotton inlet to be opened, the loosened seed cotton is thrown onto the saw blade roller by the barbed nail roller, and the seed cotton is hooked by the saw blade to rotate to the position of the brush roller rotating at a high speed to be brushed and fall to the lower part, so that the next process is carried out. A small amount of seed cotton quilt throwing roller which slips off when the seed cotton is hooked by the saw blade throws the saw blade again; when the seed cotton falls on the saw blade roller, the boll shell, the short cotton rod, the fine impurity and a small amount of single seed cotton in the seed cotton fall on a recovery roller through a gap between the two saw blades under the action of the boll baffle plate, the single seed cotton is hooked by the rack and rotates along with the rack roller after being pressed by the upper steel wire brush, and the single seed cotton is brushed by the high-speed rotating cotton brushing roller to fall below, so that the seed cotton enters the next procedure. When the seed cotton passes through the opening barbed nail roller, the seed cotton is rubbed and collided with the partition bar grids, a small amount of impurities (such as sterile seeds, dust, leaf scraps and the like), the boll shells and the small flower heads are discharged and slide onto a recovery roller along the impurity dropping plate, and the small flower heads are hooked by the racks and rotate along with the rack roller after being pressed by the upper steel wire brush, and are brushed by the high-speed rotating cotton brushing roller to fall to the lower part to enter the next process. The boll shells, the short cotton stalks, the fine and impurity single-seed cotton and the small cotton heads which fall onto the first recovery roller fall onto the second recovery roller through the upper impurity discharging rod under the action of centrifugal force, the single-seed cotton and the small cotton heads are hooked by the rack and rotate along with the rack roller after being pressed by the lower steel wire brush, and the single-seed cotton and the small cotton heads are brushed by the high-speed cotton brushing roller to fall to the lower part to enter the next procedure. The boll shells, the short cotton rods and the fine impurities fall into an impurity discharging auger through a lower impurity discharging rod and a recovery grid bar under the action of centrifugal force and are discharged out of the machine. The saw blade type boll cleaning machine integrates boll cleaning shells, cotton stalks, fine impurities (such as fine stones, dust, leaf scraps, sterile seeds and the like) and unginned cotton opening, after the unginned cotton bolls cleaning, impurities are greatly reduced, and compared with the traditional u-shaped rack roller cleaning machine, the content of single seed cotton is obviously reduced, the quality and the practical value of the unginned cotton are improved, and conditions are created for improving the ginning quality and the ginned cotton quality on the next step.

Seed cotton enters an inclined seed cleaning machine (downward air suction) from a seed cotton inlet pipe to be cleaned for the first time, and then falls into a saw blade type bell cleaning machine to be cleaned for the second time; the cleaned seed cotton falls into a far infrared ray seed cotton drying cleaning machine, and the seed cotton is dried and cleaned for the third time; the seed cotton after the third cleaning falls into a leaf cleaning machine, and the seed cotton is dried for the second time and cleaned for the fourth time; finally, the seed cotton falls into a lifting machine for fifth cleaning. Compared with the original machine-harvested cotton cleaning process, the impurity content in the seed cotton after the five times of cleaning is obviously and greatly reduced; meanwhile, the impurity content of the subsequently processed ginned cotton is also obviously reduced.

Drawings

FIG. 1 is a schematic structural view of the cotton picking, drying, cleaning and cleaning device of the novel machine of the present invention;

FIG. 2 is a schematic structural diagram of a saw blade type bell cleaning machine;

FIG. 3 is a schematic structural diagram of a seed cotton drying, cleaning and cleaning device (patent No. CN201520432764.8) in the prior art.

In the figure: the seed cleaning machine 100 is inclined, the saw blade type bell cleaning machine 200 is sawed, and the last three cleaning mechanisms (with the patent number of CN201520432764.8)300 are arranged;

a seed cotton inlet pipe 101, an inclined seed cleaning machine shell 102, a seed cleaning machine barbed nail roller 103, an impurity discharging grid 104, an impurity box 105, a first cleaning mechanism cotton outlet 106, an air closing valve 107 and an impurity discharging lower air suction pipe 108;

the cleaning machine comprises a barbed nail roller 1 of a cleaning machine, a cotton throwing roller 2, a saw blade roller 3, a boll blocking plate 4, a brush roller 5, a lower square bar grid 6 of the barbed nail roller of the cleaning machine, an upper steel wire brush 7, a first recovery roller 8, an upper impurity discharging rod 9, a lower steel wire brush 10, a second recovery roller 11, a lower impurity discharging rod 12, a recovery square bar grid 13, an impurity discharging auger 14, a cotton brushing roller 15, a cotton inlet 16 of a second cleaning mechanism and a cotton outlet 17 of the second cleaning mechanism;

a dryer 301, a leaf cleaning machine 302 and a cleaning machine 303.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution:

the machine-harvested cotton drying and cleaning device comprises a last third cleaning mechanism 300, wherein the last third cleaning mechanism comprises a third cleaning mechanism, a fourth cleaning mechanism and a fifth cleaning mechanism, the third cleaning mechanism is a dryer 301, the fourth cleaning mechanism is a leaf cleaner 302, and the fifth cleaning mechanism is a cleaner 303; the third cleaning mechanism, the fourth cleaning mechanism and the fifth cleaning mechanism are seed cotton drying and cleaning device (patent number is CN201520432764.8) in the prior art, and are not described again, which will be clear to those skilled in the art.

The cleaning machine also comprises a previous secondary cleaning mechanism, wherein the previous secondary cleaning mechanism comprises a first cleaning mechanism and a second cleaning mechanism, the first cleaning mechanism is an inclined seed cleaning machine 100, and the second cleaning mechanism is a saw blade type bell cleaning machine 200;

the inclined seed cleaning machine is provided with a first cleaning mechanism cotton inlet and a first cleaning mechanism cotton outlet 106, wherein the first cleaning mechanism cotton inlet is connected with the seed cotton inlet pipe 101, and the first cleaning mechanism cotton outlet is connected with an inlet of an air-tight valve 107;

the saw blade type bell cleaning machine is provided with a second cleaning mechanism cotton inlet 16 and a second cleaning mechanism cotton outlet 17, wherein the second cleaning mechanism cotton inlet is connected with an outlet of the air closing valve 107, and the second cleaning mechanism cotton outlet is connected with a cotton inlet of the dryer 301.

Further, the inclined seed cleaning machine comprises an inclined seed cleaning machine shell, a seed cleaning machine barbed nail roller 103, a impurity discharging grid 104, an impurity box 105 and an impurity discharging lower air suction pipe 108;

The saw blade type bell cleaning machine comprises a bell cleaning machine shell, a bell cleaning machine barbed nail roller 1, a cotton throwing roller 2, a saw blade roller 3, a bell baffle 4, a brush roller 5 and a square grid 6 below the bell cleaning machine barbed nail roller;

the structure of the cotton throwing roller is the prior art in the field, or the cotton throwing roller in the CN204342925U technology can be used. It will be clear to the person skilled in the art and will not be described in further detail. Similarly, the brush roller, the cotton brushing roller and the recovery roller are all the prior art in the field and can be directly used.

And a falling bell sloping plate is arranged below the saw bit roller.

The saw blade type bell cleaning machine also comprises a recovery processing mechanism and a trash discharge auger 14;

The recovery processing mechanism comprises an upper steel wire brush 7, a first recovery roller 8, an upper impurity discharging rod 9, a lower steel wire brush 10, a second recovery roller 11, a lower impurity discharging rod 12 and a recovery grid 13;

The recovery processing mechanism also comprises a cotton brushing roller 15;

And the first recovery roller and the second recovery roller are U-shaped rack rollers.

Adjusting the size of the impurity discharge amount:

(1) the method for increasing the impurity dropping amount comprises the following steps: the clearance between the saw blade roller and the cotton throwing roller is 16-40 mm, and the clearance can be adjusted by adjusting the positions of the bearings at the two ends of the cotton throwing roller. When processing high-grade seed cotton, the gap can be properly adjusted to be small (16-25 mm), and the cotton falling amount of the saw blade roller is reduced; when processing low-grade seed cotton, the gap can be properly enlarged (25-40 mm), and the impurity-falling quantity of saw blade roller can be increased.

(2) Method for increasing the amount of impurities removed: the rear side of the recovery U-shaped rack roller is provided with the impurity discharging rod, the larger the gap between the impurity discharging rod and the recovery U-shaped rack roller is, the larger the impurity discharging amount is, but the discharge amount of the flower heads with the overlarge gap is also increased, and the flower heads are required to be adjusted according to actual conditions so as to prevent the flower heads from falling down. The recycling U-shaped rack roller refers to a first recycling roller or a second recycling roller.

All parts and parts which are not discussed in the present application and the connection mode of all parts and parts in the present application belong to the known technology in the technical field, and are not described again.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The machine-harvested cotton drying and cleaning device comprises a last third cleaning mechanism, wherein the last third cleaning mechanism comprises a third cleaning mechanism, a fourth cleaning mechanism and a fifth cleaning mechanism, the third cleaning mechanism is a dryer, the fourth cleaning mechanism is a leaf cleaner, and the fifth cleaning mechanism is a cleaner;

the device is characterized by further comprising a previous secondary cleaning mechanism, wherein the previous secondary cleaning mechanism comprises a first cleaning mechanism and a second cleaning mechanism, the first cleaning mechanism is an inclined seed cleaning machine, and the second cleaning mechanism is a saw blade type bell cleaning machine;

2. The machine-harvested cotton drying, cleaning and cleaning device according to claim 1, wherein the inclined seed cleaning machine comprises an inclined seed cleaning machine shell, a seed cleaning machine barbed nail roller, a trash discharging grid, an impurity box and a trash discharging lower air suction pipe;

3. The machine-harvested cotton drying and cleaning device according to claim 1 or 2, wherein the saw blade type boll cleaning machine comprises a boll cleaning machine shell, a boll cleaning machine barbed nail roller, a cotton throwing roller, a saw blade roller, a boll blocking plate, a brush roller and a check grid below the boll cleaning machine barbed nail roller;

4. The machine-harvested cotton drying, cleaning and cleaning device according to claim 3, wherein a falling bell sloping plate is further arranged below the saw blade roller.

5. The machine-harvested cotton drying, cleaning and cleaning device according to claim 4, wherein the saw blade type boll cleaning machine further comprises a recovery processing mechanism and a trash auger;

6. The machine-harvested cotton drying and cleaning device according to claim 5, wherein the recovery processing mechanism comprises an upper steel wire brush, a first recovery roller, an upper row of impurity bars, a lower steel wire brush, a second recovery roller, a lower row of impurity bars and a recovery grid;

7. The machine-harvested cotton drying, cleaning and cleaning device according to claim 6, wherein the recovery processing mechanism further comprises a cotton brushing roller;

8. The machine-harvested cotton drying, cleaning and cleaning device according to claim 6 or 7, wherein the first recovery roller and the second recovery roller are both U-shaped rack rollers.