CN220830863U - Tail cotton boll floor cotton harvesting and throwing device and harvester - Google Patents

Abstract

The utility model relates to a tail cotton boll floor cotton harvesting and throwing device and a harvester, wherein the tail cotton boll floor cotton harvesting and throwing device comprises a throwing roller (21) and a protective cover (24), the throwing roller (21) comprises a roller body, a roller brush which is densely distributed is arranged on one circle of the roller body, the roller brush comprises a base (22) and brush bundles (23), the base (22) is a hard tubular body which is vertically arranged on the throwing roller (21), the brush bundles (23) are elastic fiber bundles, and the protective cover (24) is an arc plate which is arranged between a trash cleaning device and a picking device and is covered above the throwing roller (21). Compared with the prior art, the tail cotton and cotton boll falling to the ground cotton harvesting and throwing device can better receive the tail cotton and cotton boll picked by the picking device and convey the tail cotton and cotton boll to the impurity removing mechanism or the cotton collecting box of the follow-up mechanism after the front opening, and has good conveying effect, particularly simple structure and less power consumption.

Description

Tail cotton boll floor cotton harvesting and throwing device and harvester

Technical Field

The utility model relates to a device for harvesting and throwing cotton bolls of tail cotton and floor cotton and a harvester.

Background

Cotton is an important economic crop and is also an important strategic material, and cotton planting plays an extremely important role in national economy in China.

With the development of cotton planting industry in China, the degree of mechanization in cotton planting is greatly improved, wherein the improvement of the specific gravity of the mechanically-picked cotton is most obvious.

Because the mechanized cotton picking operation is characterized by one-time operation, in practice, after one-time cotton picking operation, firstly, the missed tail cotton is still much, and secondly, when the cotton picking operation is carried out, a certain amount of immature cotton bolls still exist, and a part of the tail cotton and the cotton bolls still have great value, but the repeated picking by using the cotton picker is often not good, and if the cotton picker is released, the loss is still great.

The self-propelled boll picking cotton harvester disclosed by CN201278660Y comprises a frame, a cotton picking table, a cotton boll cleaning machine 4, a cotton collecting box 6 and a power transmission device; the cotton picking platform comprises a picking frame and a rotary scraping plate, wherein the picking frame is a fixed comb-shaped mechanism, cotton bolls combed by the picking frame are scraped and conveyed to a transverse conveying auger behind the cotton bolls through the rotary scraping plate, and are conveyed to a cotton cleaning bell mechanism through a cotton conveying pipe to be cleaned and then are conveyed into a cotton collecting box. The air conveying mechanism is used for conveying materials, and is easy to block and high in energy consumption due to the particularity of the materials.

Therefore, the throwing device and the harvester can better receive the tail cotton and the cotton boll picked by the picking device and convey the tail cotton and the cotton boll to the follow-up mechanism after the front opening is carried out.

Disclosure of Invention

The utility model aims to provide a tail cotton and cotton boll harvesting and throwing device and a harvester for harvesting tail cotton and cotton boll falling to the ground, which are used for better receiving the tail cotton and cotton boll picked by a picking device and conveying the tail cotton and cotton boll to a subsequent mechanism after the tail cotton and cotton boll are harvested.

In order to achieve the aim of the utility model, the utility model is realized by the following technical scheme: comprises a throwing roller (21) and a protective cover (24), wherein the throwing roller (21) comprises a roller body, a roller brush densely distributed on one periphery of the roller body is arranged, the roller brush comprises a base (22) and brush bundles (23), the base (22) is a hard tubular body erected on the throwing roller (21), the brush bundles (23) are bundles of elastic fiber yarns, and the protective cover (24) is an arc-shaped plate which is arranged between a impurity removing device and a picking device and covers the upper part of the throwing roller (21).

Further, the lower part of the throwing roller (21) is preferably provided with a cotton receiving mechanism (25), and the cotton receiving mechanism (25) is an arc-shaped fence plate or screen plate at the lower part of the throwing roller (21).

Further, the brush bundle (23) is preferably formed by bundling two or more kinds of filaments having different elastic strengths.

Further, the base (22) is preferably movably connected to the roller body, so that the roller brush can be quickly and conveniently replaced.

Further, the base (22) is connected with the roller body through a connecting part (221), and the connecting part (221) is one of a bolt connecting structure and a connecting plate structure; the bolt connection structure is as follows: threaded holes are formed in the roller body, and corresponding threaded rods are arranged on the base (22); the connecting plate structure is as follows: the base (22) is composed of plate bodies, wherein one plate body is fixedly connected to the roller body, and the two plate bodies are connected through bolts.

Furthermore, the tail cotton boll floor cotton harvesting and throwing device can further form a tail cotton boll floor cotton harvester, and comprises a main frame (12), a picking device, a cotton collecting box (14) and a impurity removing device, wherein the tail cotton boll floor cotton harvesting and throwing device is arranged between the picking device and the impurity removing device.

Further, the picking device comprises a picking table (41) and a cotton poking roller (43), wherein the picking table (41) comprises comb-shaped row teeth, two ends of the comb-shaped row teeth are arranged on the main frame through rotating shafts and can swing, a vibrating mechanism (42) is arranged at the lower part of the picking table (41), the vibrating mechanism (42) comprises a rotating shaft, and axial ribs are arranged on the rotating shaft body; the cotton poking roller (43) comprises a rotating shaft, and an axial cotton poking plate is arranged on the rotating shaft body.

Further, the picking table (41) is provided with a reset mechanism (44) corresponding to the vibration mechanism (42), and the reset mechanism (44) is one of a spring and a shrapnel.

Further, the cotton poking plate preferably comprises a plate base (432), the plate base (432) is a hard plate body, and the elastic cotton poking plate (431) is arranged on the plate base (432).

Further, the elastic cotton poking plate (431) is a comb-shaped body.

Further, the plate base (432) is preferably formed in the same shape as the elastic plucking plate (431) but smaller than the comb-shaped body of the elastic plucking plate (431).

Further, the impurity removing device comprises a first impurity removing mechanism and a second impurity removing mechanism, wherein at least one group of impurity removing grooves (32) are respectively arranged in the horizontal direction of the first impurity removing mechanism and the second impurity removing mechanism, the impurity removing grooves (32) of the first impurity removing mechanism and the second impurity removing mechanism are mutually arranged in parallel, at least the lower part of each impurity removing groove (32) is a U-shaped groove body formed by a fence-shaped or grid-shaped body, and at least the upper part of each impurity removing groove (32) at the front part is open;

A first propulsion stirring mechanism (31) is arranged in a cleaning groove (32) of the first cleaning mechanism, the first propulsion stirring mechanism comprises a stirring shaft, and a spiral propulsion blade plate (31) is arranged on the stirring shaft;

A second propulsion stirring mechanism is arranged in a cleaning groove (32) of the second cleaning mechanism, the second propulsion stirring mechanism comprises a stirring shaft, a brush row (35) of stirring blades is arranged on the stirring shaft, the stirring blades (36) are densely distributed on one circle of the stirring shaft, the plate body is vertically arranged on the stirring shaft, the cross section of the plate surface and the cleaning groove (32) presents a non-right angle included angle a, the brush row (35) is axially vertically arranged on the stirring shaft, and the stirring blades (36) and the brush row (35) are axially alternately arranged on the stirring shaft;

in the impurity removing grooves (32), first material transfer mechanisms (34) are arranged at the end parts of adjacent impurity removing grooves (32), the first material transfer mechanisms (34) comprise connecting grooves, the connecting grooves are channels in the front-back direction between the adjacent impurity removing grooves (32), a throwing plate (33) is arranged on a stirring shaft at the front part of each channel, and the throwing plate (33) is a page plate axially erected on the stirring shaft;

A second material transfer mechanism (38) is arranged at the rear end part of the stirring shaft in the rearmost impurity removing groove (32), and the second material transfer mechanism (38) is one of a negative pressure fan or a throwing page plate at the rear end part of the stirring shaft, preferably the throwing page plate at the rear end part of the stirring shaft.

Further, in the impurity removing tank (32), a negative pressure suction port (39) covering the upper part of the impurity removing tank (32) is arranged at least at the upper part of the impurity removing tank (32) at the rear part, so that light impurities in the material can be removed.

Further, a stirring shaft of the first pushing stirring mechanism (31) in the impurity cleaning groove (32) of the first impurity cleaning mechanism is provided with at least one section of pushing blade plate (31) and at least one section of stirring blade plate (36), namely, the stirring shaft is provided with a mixture of the pushing blade plate (31) and the stirring blade plate (36).

Further, a stirring lug (311) is arranged on a pushing blade plate (31) of a first pushing stirring mechanism (31) in a cleaning groove (32) of the first cleaning mechanism, and the stirring lug (311) is a raised edge or raised emulsion particle on the pushing blade plate (31).

Further, in the above-mentioned impurity removing groove (32), at least the upper parts of two impurity removing grooves (32) at the rear part are provided with negative pressure suction ports (39), and the front parts of the negative pressure suction ports (39) of different impurity removing grooves (32) are provided with different air channels.

Compared with the prior art, the tail cotton and cotton boll falling to the ground cotton harvesting and throwing device can better receive the tail cotton and cotton boll picked by the picking device and convey the tail cotton and cotton boll to the impurity removing mechanism or the cotton collecting box of the follow-up mechanism after the front opening, and has good conveying effect, particularly simple structure and less power consumption.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present utility model.

Fig. 2 is a schematic top view of fig. 1.

Fig. 3 is a schematic view of the rear view of fig. 1.

Fig. 4 is a schematic structural diagram of embodiment 2 of the present utility model.

Fig. 5 is a schematic structural diagram of embodiment 3 of the present utility model.

Fig. 6 is a schematic structural diagram of embodiment 4 of the present utility model.

Fig. 7 is a schematic structural diagram of embodiment 5 of the present utility model.

Fig. 8 is a schematic structural diagram of embodiment 6 of the present utility model.

Fig. 9 is a schematic structural view of embodiment 7 of the present utility model.

Fig. 10 is a schematic structural diagram of embodiment 8 of the present utility model.

Fig. 11 is a schematic top view of embodiment 8 of the present utility model.

Fig. 12 is a schematic structural diagram of embodiment 9 of the present utility model.

Fig. 13 is a schematic structural diagram of embodiment 10 of the present utility model.

The marks in the figure: traction frame 11, main frame 12, transmission mechanism 13, and cotton collecting box 14, hydraulic cylinder 15, travelling wheel 16, depth wheel 17, throwing roller 21, base 22, brush bundle 23, shield 24, cotton receiving mechanism 25, pushing blade 31, stirring bump 311, impurity removing groove 32, throwing plate 33, first material transfer mechanism 34, brush row 35, stirring blade 36, conveying channel 37, second material transfer mechanism 38, negative pressure suction port 39, picking stage 41, vibration mechanism 42, cotton pulling roller 43, elastic cotton pulling plate 431, plate base 432, and reset mechanism 44.

Detailed Description

Example 1: referring to fig. 1-3, a schematic structural diagram of an embodiment 1 of the present utility model is a tail cotton and cotton boll harvester, which comprises a traction frame 11, a main frame 12, a transmission mechanism 13, a picking device and a cotton collecting box 14, wherein the main frame 12 is sequentially provided with the picking device, a throwing device and a impurity removing device from front to back.

The cotton collecting box 14 is arranged on the impurity removing device and on the upper portion of the main frame 12, the cotton collecting box 14 is hinged to the main frame 12, and a hydraulic oil cylinder 15 is arranged between the cotton collecting box 14 and the main frame 12.

The picking device comprises a picking table 41 and a cotton poking roller 43, wherein the picking table 41 comprises comb-shaped row teeth, two ends of the comb-shaped row teeth are arranged on a main frame through a rotating shaft and can swing, a vibrating mechanism 42 is arranged at the lower part of the picking table 41, the vibrating mechanism 42 comprises a rotating shaft, 4 axial ribs are arranged on a rotating shaft body, and the 4 axial ribs are arranged in a cross shape on the rotating shaft body; the cotton poking roller 43 comprises a rotating shaft, and an axial cotton poking plate is arranged on the rotating shaft body.

The throwing device comprises a throwing roller 21 and a protective cover 24, wherein the throwing roller 21 comprises a roller body, a roller brush densely distributed on one periphery of the roller body is arranged, the roller brush comprises a base 22 and a brush bundle 23, the base 22 is a hard tubular body erected on the throwing roller 21, the brush bundle 23 is a bundle of elastic fiber yarns, the bundle of elastic fiber yarns is composed of a certain elastic wear-resistant material such as nylon yarns, engineering plastic yarns or metal yarns, and the like, and the brush bundle 23 is preferably composed of two or more kinds of fiber yarns with different elastic strength. The shield 24 is an arc plate between the impurity removing device and the picking device and covered above the throwing roller 21.

The impurity removing device comprises a first impurity removing mechanism and a second impurity removing mechanism, wherein the first impurity removing mechanism and the second impurity removing mechanism are respectively provided with at least one group of impurity removing grooves 32 in the horizontal direction, in the embodiment, the first impurity removing mechanism is provided with at least 3 groups of impurity removing grooves 32 in the horizontal direction, the second impurity removing mechanism is provided with 1 group of impurity removing grooves 32, the impurity removing grooves 32 of the first impurity removing mechanism and the second impurity removing mechanism are mutually arranged in parallel, the lower parts of the impurity removing grooves 32 are U-shaped groove bodies formed by fence-shaped or grid-shaped bodies, and the upper parts of the impurity removing grooves 32 are open.

The impurity removing tank 32 of the first impurity removing mechanism is provided with a first propelling stirring mechanism 31, the first propelling stirring mechanism comprises a stirring shaft, and a spiral propelling leaf plate 31 is arranged on the stirring shaft.

The impurity cleaning tank 32 of the second impurity cleaning mechanism is provided with a second propulsion stirring mechanism, the second propulsion stirring mechanism comprises a stirring shaft, a brush row 35 of stirring blades is arranged on the stirring shaft, the stirring blades 36 are plate bodies densely distributed on one circle of the stirring shaft, the plate bodies are vertically arranged on the stirring shaft, the cross section of the plate surfaces of the plate bodies and the impurity cleaning tank 32 is a non-right angle a, the brush row 35 is axially vertically arranged on the stirring shaft, the stirring blades 36 and the brush row 35 are axially alternately arranged on the stirring shaft, in the embodiment, the stirring blades 36 are axially arranged in two rows, the brush row 35 is axially arranged in two rows, and the stirring blades 36 and the brush row 35 are alternately arranged on the stirring shaft. Of course, two rows of stirring blades 36 may be provided in the axial direction, 1 row of brush rows 35 may be provided in the axial direction, and the stirring blades 36 and the brush rows 35 may be arranged in a star shape on the stirring shaft.

In the impurity removing groove 32, a first material transfer mechanism 34 is disposed at an end of the adjacent impurity removing groove 32, the first material transfer mechanism 34 includes a connecting groove, the connecting groove is a channel in a front-rear direction between the adjacent impurity removing grooves 32, the channel is one of an upward arc channel, a horizontal channel or a downward arc channel, in this embodiment, the channel is an upward arc channel, and is disposed on an outer side of the main frame 12, a throwing plate 33 is disposed on a stirring shaft in front of the channel, and the throwing plate 33 is a page plate axially standing on the stirring shaft.

The stirring shaft rear end portion in the rearmost impurity removal tank 32 is provided with a second material transfer mechanism 38, and the second material transfer mechanism 38 is one of a negative pressure fan and a throwing blade plate at the stirring shaft rear end portion, and the throwing blade plate at the stirring shaft rear end portion is preferable in this embodiment.

The working process of the utility model is as follows: the row teeth of the picking table 41 comb cotton plants, tail cotton and cotton bolls are separated from the cotton plants through the cotton poking rollers 43, and the vibration mechanism 42 is arranged at the lower part of the picking table 41, so that the row teeth of the picking table 41 vibrate, the forced force on the cotton plants is reduced, and the mixing of cotton stalks is further reduced. The vibration mechanism 42 comprises a rotating shaft, and an axial convex rib is arranged on the rotating shaft body; the cotton poking roller 43 comprises a rotating shaft, and an axial cotton poking plate is arranged on the rotating shaft body. The tail cotton and cotton boll picked by the picking device are thrown by the throwing roller 21 and directly enter the impurity removing device, and are cleaned by the first impurity removing mechanism and the second impurity removing mechanism, and the first impurity removing mechanism and the second impurity removing mechanism are respectively provided with the impurity removing groove 32 in the horizontal direction, and the impurity removing is mainly performed in the advancing process of the impurity removing groove, so that the longer impurity removing distance is ensured, the impurity removing effect can be greatly improved, and larger damage to cotton fibers can be avoided.

Example 2: referring to fig. 4, a schematic structural diagram of embodiment 2 of the present utility model is shown, and compared with embodiment 1, the difference of this embodiment is that: the lower part of the throwing roller 21 is provided with a cotton receiving mechanism 25, and the cotton receiving mechanism 25 is an arc-shaped fence plate or a net plate at the lower part of the throwing roller 21, and in the embodiment, the arc-shaped fence plate is preferably formed by a plurality of axial thin steel bars. Cotton bolls can be prevented from falling to the ground by the cotton receiving mechanism 25.

The picking table 41 is provided with a reset mechanism 44 corresponding to the vibration mechanism 42, and the reset mechanism 44 is one of a spring or a shrapnel, in this embodiment, a spring. The rotary shaft body of the lower vibration mechanism 42 of the picking table 41 is provided with 3 axial ribs, and the 3 ribs are arranged in a star shape on the rotary shaft body.

Example 3: referring to fig. 5, a schematic structural diagram of embodiment 3 of the present utility model is shown, and compared with the previous embodiment, the difference of this embodiment is that: the cotton poking plate of the cotton poking roller 43 comprises a plate base 432, the plate base 432 is a hard plate body, the elastic cotton poking plate 431 is arranged on the plate base 432, the elastic cotton poking plate 431 is made of rubber materials, furthermore, the elastic cotton poking plate 431 is a comb-tooth-shaped body, and the plate base 432 is the same as the elastic cotton poking plate 431 in shape but smaller than the comb-tooth-shaped body of the elastic cotton poking plate 431.

Example 4: referring to fig. 6, a schematic structural diagram of embodiment 4 of the present utility model is shown, and compared with the previous embodiment, the difference of this embodiment is that: the stirring lug 311 is disposed on the pushing plate 31 of the first pushing stirring mechanism 31 in the impurity removing slot 32 of the first impurity removing mechanism, and in this embodiment, the stirring lug 311 is a protruding edge on the pushing plate 31.

Example 5: referring to fig. 7, a schematic structural diagram of embodiment 5 of the present utility model is shown, and compared with the previous embodiment, the difference of this embodiment is that: the stirring bump 311 is a milky particle protruding from the pushing plate 31, and of course, the milky particle may be replaced by a finger particle.

Example 6: referring to fig. 8, a schematic structural diagram of embodiment 6 of the present utility model is shown, and compared with the previous embodiment, the difference of this embodiment is that: the stirring shaft of the first pushing and stirring mechanism 31 in the impurity cleaning tank 32 of the first impurity cleaning mechanism is provided with 3 sections of pushing plates 31 and two sections of stirring plates 36, namely, the stirring shaft is provided with a mixture of the pushing plates 31 and the stirring plates 36.

Example 7: referring to fig. 9, a schematic structural diagram of embodiment 7 of the present utility model is shown, and compared with the previous embodiment, the difference of this embodiment is that: in the impurity removing grooves 32, negative pressure suction ports 39 are arranged on the upper parts of the 3 impurity removing grooves 32 at the rear part, and different air channels are arranged at the front parts of the negative pressure suction ports 39 of different impurity removing grooves 32, so that light impurities in materials can be removed.

The connecting slot of the first material transfer mechanism 34 is a horizontal channel.

Example 8: referring to fig. 10-11, a schematic structural diagram of embodiment 8 of the present utility model is shown, and the difference between this embodiment and the previous embodiment is that: the connecting slot of the first material transfer mechanism 34 is a downward arc-shaped channel. When the connecting trough of the first material transfer means 34 is a horizontal or downward arc-shaped channel, a larger space is left for the upper collecting bin, as shown in fig. 11.

Example 9: referring to fig. 12, a schematic structural diagram of embodiment 9 of the present utility model is shown, and compared with the previous embodiment, the difference of this embodiment is that: the base 22 is movably connected to the roller body, so that the roller brush can be conveniently replaced. The base 22 is connected with the roller body through a connecting part 221, the connecting part 221 is of a connecting plate structure, the base 22 is composed of plate bodies, one plate body is fixedly connected with the roller body, and the two plate bodies are connected through bolts.

Example 10: referring to fig. 13, a schematic structural diagram of an embodiment 10 of the present utility model is shown, which is different from the previous embodiment in that: the base 22 is movably connected to the roller body, the connecting part 221 is of a bolt connection structure, a threaded hole is formed in the roller body, a corresponding threaded rod is arranged on the base 22, and the base 22 is connected to the roller body through threads when in use.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that the above-mentioned preferred embodiment should not be construed as limiting the utility model, and the scope of the utility model should be defined by the appended claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made to the present utility model without departing from the spirit or scope of the utility model.

Claims (8)

1. The utility model provides a tail cotton boll cotton that falls to ground results throws send device which characterized in that: comprises a throwing roller (21) and a protective cover (24), wherein the throwing roller (21) comprises a roller body, a roller brush densely distributed on one periphery of the roller body is arranged, the roller brush comprises a base (22) and brush bundles (23), the base (22) is a hard tubular body erected on the throwing roller (21), the brush bundles (23) are bundles of elastic fiber yarns, and the protective cover (24) is an arc-shaped plate which is arranged between a impurity removing device and a picking device and covers the upper part of the throwing roller (21).

2. The tail cotton boll landing cotton harvesting and throwing device according to claim 1, wherein: the lower part of the throwing roller (21) is provided with a cotton receiving mechanism (25), and the cotton receiving mechanism (25) is an arc-shaped fence plate or screen plate at the lower part of the throwing roller (21).

3. The tail cotton boll floor cotton harvesting and throwing device according to claim 1 or 2, wherein: the brush bundle (23) is formed by bundling more than two kinds of fiber yarns with different elastic strength.

4. The tail cotton boll floor cotton harvesting and throwing device according to claim 1 or 2, wherein: the base (22) is movably connected to the roller body.

5. The tail cotton boll landing cotton harvesting and throwing device according to claim 4, wherein: the base (22) is connected with the roller body through a connecting part (221), and the connecting part (221) is one of a bolt connecting structure and a connecting plate structure; the bolt connection structure is as follows: threaded holes are formed in the roller body, and corresponding threaded rods are arranged on the base (22); the connecting plate structure is as follows: the base (22) is composed of plate bodies, wherein one plate body is fixedly connected to the roller body, and the two plate bodies are connected through bolts.

6. A cotton boll floor-standing cotton harvesting and throwing device as claimed in claim 3, wherein: the base (22) is movably connected to the roller body.

7. The tail cotton boll landing cotton harvesting and throwing device according to claim 6, wherein: the base (22) is connected with the roller body through a connecting part (221), and the connecting part (221) is one of a bolt connecting structure and a connecting plate structure; the bolt connection structure is as follows: threaded holes are formed in the roller body, and corresponding threaded rods are arranged on the base (22); the connecting plate structure is as follows: the base (22) is composed of plate bodies, wherein one plate body is fixedly connected to the roller body, and the two plate bodies are connected through bolts.

8. The utility model provides a harvester, includes main frame (12), picks device, collection cotton case (14) and clear miscellaneous device, its characterized in that: a cotton boll-tail floor cotton harvesting and throwing device as claimed in any one of claims 1 to 7 is arranged between the picking device and the impurity removing device.