Floor cotton pickup seed cleaning device

Abstract

The application discloses a seed cleaning device for ground cotton picking, which comprises a vehicle body, a cotton picking table, a seed cleaning box and a conveying belt, the cotton picking table is arranged at the front end of the vehicle body, the seed cleaning box is arranged at the rear end of the vehicle body, and the conveying belt is arranged between the cotton picking table and the seed cleaning box, characterized in that the seed cleaning box is provided with a dispersion impurity removing mechanism, the seed cleaning box is provided with a fine impurity removing mechanism, and the seed cleaning box is provided with a transmission mechanism; the dispersion impurity removing mechanism comprises a cotton conveying shell, a cotton leakage opening, an upper screw shaft seat, an upper screw shaft, a spiral blade and an impurity removing part; and the fine impurity removing mechanism comprises an upper fine impurity removing part and a lower fine impurity removing part. The seed cleaning device has the advantages that the ground cotton can be conveniently impurity removed, the ground cotton is prevented from wrapping impurities, the impurities are prevented from being not completely removed, the cotton flowers, leaves, stems and shells can be completely separated through twice fine impurity removing, the impurity removing effect is improved, and the quality of the cotton is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of agricultural equipment, more particularly to a seed cleaning device for picking up fallen cotton. BACKGROUND

[0002] For cotton harvested early, some immature bolls will mature after harvesting and become residual cotton on the cotton plant. For cotton harvested late, due to the longer bolling time, the picking head of the cotton picker collides with the cotton, causing the cotton to fall to the ground and become fallen cotton.

[0003] The existing fallen cotton picking device, such as the Chinese patent document with application number CN202111531528.8, separates fallen cotton and branches by using a spike roller in the cleaning mechanism, and uses the principle of different gravity for cleaning. In the preliminary cleaning process, stones and other impurities cannot be removed, stones can cause damage to the cleaning mechanism, reducing the service life of the equipment. During the cleaning process, the impurities wrapped in the cotton cannot be removed, the impurities are not cleaned thoroughly, the cleaning effect is not good, and the quality of the cotton is low.

[0004] It should be noted that the above content belongs to the technical cognition of the inventor and does not necessarily constitute prior art. SUMMARY

[0005] To overcome the above defects, the present application provides a seed cleaning device for picking up fallen cotton, which solves the above problems.

[0006] To achieve the above purpose, the present application adopts the following technical scheme:

[0007] A seed cleaning device for picking up fallen cotton, comprising a vehicle body, a cotton picking table, a seed cleaning box and a conveying belt, the cotton picking table is arranged at the front end of the vehicle body, the seed cleaning box is installed at the rear end of the vehicle body, the conveying belt is located between the cotton picking table and the seed cleaning box, the seed cleaning box is provided with a dispersion impurity removal mechanism, the seed cleaning box is provided with a fine impurity removal mechanism, and the seed cleaning box is provided with a transmission mechanism;

[0008] The dispersion impurity removal mechanism comprises a cotton conveying shell, a cotton leakage port, an upper auger shaft seat, an upper auger shaft, a spiral blade and an impurity removal part, the cotton conveying shell is installed on one side of the top of the seed cleaning box, the cotton leakage port is horizontally arranged at the bottom of the cotton conveying shell, the upper auger shaft seat is installed on the left and right sides of the cotton conveying shell, the upper auger shaft is rotatably connected between the upper auger shaft seats, the two spiral blades are installed on the upper auger shaft, the conveying directions of the two spiral blades are opposite, and the impurity removal part is arranged below the cotton conveying shell;

[0009] The fine impurity removing mechanism comprises an upper fine impurity removing part and a lower fine impurity removing part, the upper fine impurity removing part comprises an arc-shaped cotton guide plate, an upper barbed roller, an upper arc-shaped triangular barb plate, an upper brush roller and an upper belt roller, the arc-shaped cotton guide plate is installed on one side inside the seed cleaning box, the upper barbed roller is rotatably connected in the seed cleaning box, the upper barbed roller is located between the arc-shaped cotton guide plate and the impurity removing part, the upper arc-shaped triangular barb plate is fixed on the upper barbed roller through bolts, the upper brush roller is rotatably connected in the seed cleaning box, the upper brush roller is located on the right side of the upper barbed roller, and the upper belt roller is rotatably connected in the seed cleaning box and located below and left of the upper barbed roller.

[0010] Further, the impurity removing part comprises a barbed roller rotatably connected in the seed cleaning box, both ends of the barbed roller extend out of the seed cleaning box, a plurality of barbed rods are installed on the barbed roller, arc-shaped side plates are installed on both sides inside the seed cleaning box and located below the barbed roller, a plurality of impurity removing rods are installed between the arc-shaped side plates, the plurality of impurity removing rods are evenly distributed on the arc-shaped side plates in an arc shape, and gaps are formed between the plurality of impurity removing rods.

[0011] Further, the lower fine impurity removing part comprises a lower barbed roller rotatably connected in the seed cleaning box, a lower arc-shaped triangular barb plate is installed on the lower barbed roller and fixed on the lower barbed roller through bolts, a lower brush roller is rotatably connected in the seed cleaning box and located above and right of the lower barbed roller, a lower belt roller is rotatably connected in the seed cleaning box and located below and left of the lower barbed roller, a seed cleaning outlet is arranged on one side of the seed cleaning box and located on one side of the lower belt roller.

[0012] Further, an arc-shaped impurity discharging shell is installed in the seed cleaning box, the arc-shaped impurity discharging shell is located below the impurity removing part and the lower fine impurity removing part, one end of the arc-shaped impurity discharging shell is located below the lower brush roller, the other end of the arc-shaped impurity discharging shell is fixedly connected with the inner wall of the seed cleaning box, an impurity discharging port is arranged at the center of the arc-shaped impurity discharging shell, lower screw conveyor shaft seats are installed on both sides of the seed cleaning box, two lower screw conveyor shafts are rotatably connected between the two lower screw conveyor shaft seats, two impurity discharging blades are installed on the lower screw conveyor shafts and located on the left and right sides of the impurity discharging port, the conveying directions of the two impurity discharging blades are opposite, a fixed paddle is installed on the lower screw conveyor shaft and located between the two impurity discharging blades.

[0013] Further, the transmission mechanism comprises a driven pulley mounted at one end of the lower belt roller, the driven pulley is connected with the driving device on the vehicle body through a transmission belt, one end of the lower auger shaft is provided with a lower auger sprocket, one end of the lower brush roller is provided with two sprockets, the two sprockets are a lower brush outer sprocket and a lower brush inner sprocket respectively, the lower brush inner sprocket is located on the inner side of the lower brush outer sprocket, the lower brush outer sprocket is connected with the lower auger sprocket through a chain one, one end of the upper brush roller is provided with an upper brush sprocket, one end of the upper barb roller is provided with two sprockets, the two sprockets are an upper barb roller outer sprocket and an upper barb roller inner sprocket respectively, the upper barb roller inner sprocket is located on the inner side of the upper barb roller outer sprocket, the upper brush sprocket, the upper barb roller outer sprocket and the lower brush inner sprocket are connected through a chain two, one end of the lower barb roller is provided with a lower barb roller sprocket, the lower barb roller sprocket is connected with the upper barb roller inner sprocket through a chain three, one end of the upper auger shaft is provided with an upper auger sprocket, one end of the spike roller is provided with a spike roller sprocket, the spike roller sprocket is connected with the upper auger sprocket through a chain four.

[0014] Further, the other end of the spike roller is provided with a spike roller transmission sprocket, the other end of the upper barb roller is provided with an upper barb roller transmission sprocket, the upper barb roller transmission sprocket is connected with the spike roller transmission sprocket through a chain five, the other end of the lower belt roller is provided with a transmission pulley, the other end of the lower barb roller is provided with a lower barb roller pulley, one end of the upper belt roller is provided with an upper belt roller pulley, a belt guide wheel is mounted on the seed cleaning tank, the transmission pulley, the lower barb roller pulley, the upper belt roller pulley and the belt guide wheel are connected through a belt.

[0015] Further, the inner diameter of the upper arc-shaped triangular spike plate is the same as the diameter of the upper barb roller, the two upper arc-shaped triangular spike plates form a circle, the inner diameter of the lower arc-shaped triangular spike plate is the same as the diameter of the lower barb roller, the two lower arc-shaped triangular spike plates form a circle, the diameter of the upper barb roller and the upper arc-shaped triangular spike plate is larger than the diameter of the lower barb roller and the lower arc-shaped triangular spike plate.

[0016] Further, the seed cleaning tank is provided with observation openings on both sides, and the two observation openings are opposite to each other.

[0017] Further, a plurality of sprocket guide wheels are mounted on the seed cleaning tank, the plurality of sprocket guide wheels are in contact with a plurality of chains respectively, and a plurality of cotton shedding prevention plates are mounted in the seed cleaning tank.

[0018] The present application has the following advantages: the two spiral blades can transport the fallen cotton to both sides of the cotton conveying shell, so that the fallen cotton is dispersed, the cleaning of the fallen cotton is facilitated, the fallen cotton is prevented from wrapping impurities, and the impurities are prevented from being not cleaned completely, and after the fallen cotton is dispersed, the fallen cotton falls onto the cleaning part through the cotton leakage opening for simple cleaning;

[0019] The cotton is preliminarily cleaned through the cleaning part, the impurities in the cotton are reduced, and solid impurities such as stones are prevented from entering the equipment to cause damage.

[0020] The cotton is cleaned by the upper fine cleaning part and the lower fine cleaning part, and the flower leaves, flower paths, flower branches and flower shells in the cotton can be separated completely through twice fine cleaning, so that the cleaning effect is improved and the quality of the cotton is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a structure diagram of the seed cleaning device for floor cotton picking according to the present application;

[0022] Figure 2 is an enlarged sectional view of the seed cleaning box;

[0023] Figure 3 is a partial schematic view of the transmission mechanism Figure 1 ;

[0024] Figure 4 is a partial schematic view of the transmission mechanism Figure 2 ;

[0025] Figure 5 is a front view of the dispersion cleaning mechanism and the fine cleaning mechanism;

[0026] Figure 6 is a rear view of the dispersion cleaning mechanism;

[0027] Figure 7 is an enlarged view of the upper bar roller and the upper arc-shaped triangular spike plate;

[0028] Figure 8 is a partial enlarged view of the spike roller;

[0029] Figure 9 is a partial enlarged view of the lower bar roller;

[0030] Figure 10 is a top view of the arc-shaped trash shell;

[0031] Figure 11 is an enlarged top view of the upper auger shaft;

[0032] In the figure, 1, vehicle body; 2, cotton picking table; 3, seed cleaning box; 4, conveying belt; 5, cotton conveying shell; 6, cotton leakage port; 7, upper screw shaft seat; 8, upper screw shaft; 9, spiral blade; 10, cleaning part; 11, upper fine cleaning part; 12, lower fine cleaning part; 13, arc-shaped cotton guide plate; 14, upper bar roller; 15, upper arc-shaped triangular spike plate; 16, upper brush roller; 17, upper belt roller; 18, spike roller; 19, spike rod; 20, arc-shaped side plate; 21, cleaning rod; 22, lower bar roller; 23, lower arc-shaped triangular spike plate; 24, lower brush roller; 25, lower belt roller; 26, seed cleaning cotton outlet; 27, arc-shaped impurity discharge shell; 28, impurity discharge port; 29, lower screw shaft seat; 30, lower screw shaft; 31, impurity discharge blade; 32, fixed push plate; 33, driven pulley; 34, transmission belt; 35, lower screw chain wheel; 36, lower brush outer chain wheel; 37, lower brush inner chain wheel; 38, chain one; 39, upper brush chain wheel; 40, upper bar roller outer chain wheel; 41, upper bar roller inner chain wheel; 42, chain two; 43, lower bar roller chain wheel; 44, chain three; 45, upper screw chain wheel; 46, spike roller chain wheel; 47, chain four; 48, spike roller transmission chain wheel; 49, upper bar roller transmission chain wheel; 50, chain five; 51, transmission pulley; 52, lower bar roller pulley; 53, upper belt roller pulley; 54, belt guide wheel; 55, belt; 56, observation port; 57, chain wheel guide wheel; 58, cotton drop prevention plate. DETAILED DESCRIPTION

[0033] In order to make the above objectives, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application are described in detail below in combination with the drawings. In the following description, a large number of specific details are set forth in order to fully understand the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the concept of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0034] The embodiment of the present application provides a seed cleaning device for floor cotton picking, please refer to Figures 1-11 : including vehicle body 1, cotton picking table 2, seed cleaning box 3 and conveying belt 4, the cotton picking table 2 is arranged at the front end of the vehicle body 1, the seed cleaning box 3 is installed at the rear end of the vehicle body 1, and the conveying belt 4 is located between the cotton picking table 2 and the seed cleaning box 3, characterized in that the seed cleaning box 3 is provided with a dispersion cleaning mechanism, the seed cleaning box 3 is provided with a fine cleaning mechanism, and the seed cleaning box 3 is provided with a transmission mechanism.

[0035] The dispersed cleaning mechanism includes a cotton conveying shell 5, a cotton outlet 6, an upper auger shaft seat 7, an upper auger shaft 8, spiral blades 9, and a cleaning section 10. The cotton conveying shell 5 is installed on one side of the top of the seed cleaning box 3. The cotton outlet 6 is horizontally located at the bottom of the cotton conveying shell 5. The upper auger shaft seat 7 is installed on the left and right sides of the cotton conveying shell 5. The upper auger shaft 8 is rotatably connected between the upper auger shaft seats 7. Two spiral blades 9 are installed on the upper auger shaft 8. The two spiral blades 9 convey in opposite directions. The cleaning section 10 is located below the cotton conveying shell 5.

[0036] The fine cleaning mechanism includes an upper fine cleaning section 11 and a lower fine cleaning section 12. The upper fine cleaning section 11 includes an arc-shaped cotton guide plate 13, an upper sliver roller 14, an upper arc-shaped triangular sliver plate 15, an upper brush roller 16, and an upper belt roller 17. The arc-shaped cotton guide plate 13 is installed inside the seed cleaning box 3 on one side. The upper sliver roller 14 is rotatably connected inside the seed cleaning box 3 and is located between the arc-shaped cotton guide plate 13 and the cleaning section 10. The upper arc-shaped triangular sliver plate 15 is fixed to the upper sliver roller 14 by bolts. The upper brush roller 16 is rotatably connected inside the seed cleaning box 3 and is located to the right of the upper sliver roller 14. The upper belt roller 17 is rotatably connected inside the seed cleaning box 3 and is located to the lower left of the upper sliver roller 14.

[0037] In practical applications, the vehicle body 1 moves the cotton picking platform 2 and the seed cleaning box 3. The cotton picking platform 2 picks up the cotton on the ground, and the picked-up cotton is transported into the seed cleaning box 3 by the conveyor belt 4. This is existing technology and will not be described in detail.

[0038] After the cotton is conveyed to the seed cleaning box 3 by the conveyor belt 4, it falls into the cotton conveying shell 5. The upper auger shaft 8 rotates on the two upper auger shaft seats 7. The upper auger shaft 8 drives the two spiral blades 9 to rotate. The two spiral blades 9 convey in opposite directions. The two spiral blades 9 convey the cotton to both sides of the cotton conveying shell 5, so that the cotton is dispersed, which makes it easier to clean the cotton and prevents the cotton from wrapping up impurities. After the cotton is dispersed, it falls into the cleaning section 10 through the cotton leakage port 6 for simple cleaning.

[0039] After simple cleaning, the cotton falls onto the upper fine cleaning section 11. The upper barbed roller 14 drives the upper arc-shaped triangular barbed plate 15 to rotate. The rotation of the upper arc-shaped triangular barbed plate 15 causes the cotton to rotate. The cotton undergoes fine cleaning through the upper arc-shaped triangular barbed plate 15, separating the cotton from the flower leaves, flower stems, flower branches, and flower shells. The upper brush roller 16 rotates to clean the cotton, which falls onto the upper belt roller 17. The upper belt roller 17 rotates to discharge the cotton into the lower fine cleaning section 12, where it undergoes fine cleaning again.

[0040] Refer to the instruction manual appendix Figure 1 Instruction manual attached Figure 2 Instruction manual attached Figure 5 Instruction manual attachedFigure 6 and the accompanying drawings Figure 7 The impurity removing part 10 comprises a thorn roller 18 rotatably connected in the seed cleaning box 3, both ends of the thorn roller 18 extend out of the seed cleaning box 3, a plurality of thorn rods 19 are installed on the thorn roller 18, arc-shaped side plates 20 are installed on both sides in the seed cleaning box 3, the arc-shaped side plates 20 are located below the thorn roller 18, a plurality of impurity removing rods 21 are installed between the arc-shaped side plates 20, the plurality of impurity removing rods 21 are evenly distributed on the arc-shaped side plates 20 in an arc shape, and gaps are formed between the plurality of impurity removing rods 21.

[0041] In actual application, the fallen cotton is dispersed and falls on the impurity removing part 10, the thorn roller 18 drives the thorn rod 19 to rotate, the thorn rod 19 drives the cotton to move on the impurity removing rod 21 during rotation, the stones and other impurities in the cotton fall through the gaps between the impurity removing rods 21 under the action of gravity during the movement of the cotton, the cotton is preliminarily cleaned of impurities, the impurities in the cotton are reduced, solid impurities such as stones are prevented from entering the equipment to cause damage, and the cotton falls on the lower fine impurity removing part 11 through the rotation of the thorn rod 19.

[0042] Referring to the accompanying drawings Figure 1 , the accompanying drawings Figure 2 , the accompanying drawings Figure 5 and the accompanying drawings Figure 9 The lower fine impurity removing part 12 comprises a lower thorn strip roller 22 rotatably connected in the seed cleaning box 3, a lower arc-shaped triangular thorn plate 23 is installed on the lower thorn strip roller 22, the lower arc-shaped triangular thorn plate 23 is fixed on the lower thorn strip roller 22 through bolts, a lower brush roller 24 is rotatably connected in the seed cleaning box 3, the lower brush roller 24 is located above the right of the lower thorn strip roller 22, a lower belt roller 25 is rotatably connected in the seed cleaning box 3, the lower belt roller 25 is located below the left of the lower thorn strip roller 22, and a seed cleaning cotton outlet 26 is arranged on one side of the seed cleaning box 3 and located on one side of the lower belt roller 25.

[0043] In actual application, the cotton is discharged into the lower fine impurity removing part 12 after being finely cleaned by the upper fine impurity removing part 11, the lower thorn strip roller 22 drives the lower arc-shaped triangular thorn plate 23 to rotate, the lower arc-shaped triangular thorn plate 23 drives the cotton to rotate, the cotton is finely cleaned by the lower arc-shaped triangular thorn plate 23, the cotton is separated from the flower leaves, the flower stems, the flower branches and the flower shells, the lower brush roller 24 rotates to clean, the cotton falls on the lower belt roller 25, the lower belt roller 25 rotates to convey the cotton to the seed cleaning cotton outlet 26, the cotton is discharged into the cotton warehouse under negative pressure, and the flower leaves, the flower stems, the flower branches and the flower shells in the cotton can be completely separated after twice fine cleaning, the impurity removing effect is improved, and the quality of the cotton is improved.

[0044] Referring to the accompanying drawings Figure 1 , the accompanying drawings Figure 2 and the accompanying drawings Figure 10The seed cleaning tank 3 is provided with an arc-shaped impurity discharging shell 27, which is located below the impurity removing part 10 and the lower fine impurity removing part 12, one end of the arc-shaped impurity discharging shell 27 is located below the lower brush roller 24, the other end of the arc-shaped impurity discharging shell 27 is fixedly connected with the inner wall of the seed cleaning tank 3, the center of the arc-shaped impurity discharging shell 27 is provided with an impurity discharging port 28, the seed cleaning tank 3 is provided with lower auger shaft seats 29 on both sides, the two lower auger shaft seats 29 are located on both sides of the arc-shaped impurity discharging shell 27, a lower auger shaft 30 is rotatably connected between the two lower auger shaft seats 29, two impurity discharging blades 31 are installed on the lower auger shaft 30, the two impurity discharging blades 31 are located on the left and right sides of the impurity discharging port 28, the conveying directions of the two impurity discharging blades 31 are opposite, and a fixed push plate 32 is installed on the lower auger shaft 30 and located between the two impurity discharging blades 31.

[0045] In actual application, the impurities discharged through the impurity removing part 10, the upper fine impurity removing part 11 and the lower fine impurity removing part 12 fall into the arc-shaped impurity discharging shell 27, the lower auger shaft 30 rotates between the two lower auger shaft seats 29, the lower auger shaft 30 drives the two impurity discharging blades 31 and the fixed push plate 32 to rotate, the conveying directions of the two impurity discharging blades 31 are opposite, the impurities are gathered to the center of the arc-shaped impurity discharging shell 27 through the two impurity discharging blades 31, and then the impurities are discharged through the fixed push plate 32, so that the impurities are conveniently discharged.

[0046] The accompanying drawings are referred to in the description of the application Figure 3 The accompanying drawings are referred to in the description of the application Figure 4The transmission mechanism comprises a driven pulley 33 mounted at one end of the lower belt roller 25, the driven pulley 33 is connected with the driving device on the vehicle body 1 through a transmission belt 34, the lower auger shaft 30 is provided with a lower auger sprocket 35 at one end, the lower brush roller 24 is provided with two sprockets at one end, the two sprockets are a lower brush outer sprocket 36 and a lower brush inner sprocket 37 respectively, the lower brush inner sprocket 37 is located at the inner side of the lower brush outer sprocket 36, the lower brush outer sprocket 36 is connected with the lower auger sprocket 35 through a chain 38, the upper brush roller 16 is provided with an upper brush sprocket 39 at one end, the upper bar roller 14 is provided with two sprockets at one end, the two sprockets are an upper bar roller outer sprocket 40 and an upper bar roller inner sprocket 41 respectively, the upper bar roller inner sprocket 41 is located at the inner side of the upper bar roller outer sprocket 40, the upper brush sprocket 39, the upper bar roller outer sprocket 40 and the lower brush inner sprocket 37 are connected through a chain 42, the lower bar roller 22 is provided with a lower bar roller sprocket 43 at one end, the lower bar roller sprocket 43 is connected with the upper bar roller inner sprocket 41 through a chain 44, the upper auger shaft 8 is provided with an upper auger sprocket 45 at one end, the spike roller 18 is provided with a spike roller sprocket 46 at one end, the spike roller sprocket 46 is connected with the upper auger sprocket 45 through a chain 47, the spike roller 18 is provided with a spike roller transmission sprocket 48 at the other end, the upper bar roller 14 is provided with an upper bar roller transmission sprocket 49 at the other end, the upper bar roller transmission sprocket 49 is connected with the spike roller transmission sprocket 48 through a chain 50, the lower belt roller 25 is provided with a transmission pulley 51 at the other end, the lower bar roller 22 is provided with a lower bar roller pulley 52 at the other end, the upper belt roller 17 is provided with an upper belt roller pulley 53 at one end, the seed cleaning tank 3 is provided with a belt guide pulley 54, the transmission pulley 51, the lower bar roller pulley 52, the upper belt roller pulley 53 and the belt guide pulley 54 are connected through a belt 55.

[0047] In actual application, the driving device on the vehicle body 1 drives the driven pulley 33 to rotate through the transmission belt 34, the driven pulley 33 drives the lower belt roller 25 to rotate, the lower belt roller 25 drives the transmission pulley 51 to rotate when rotating, the transmission pulley 51 drives the lower spike roller pulley 52 and the upper belt roller pulley 53 to rotate through the belt 55, the lower spike roller pulley 52 drives the lower spike roller 22 to rotate, the upper belt roller pulley 53 drives the upper belt roller 17 to rotate, the lower spike roller 22 drives the lower spike roller sprocket 43 to rotate when rotating, the lower spike roller sprocket 43 drives the upper spike roller inner sprocket 41 to rotate through the chain three 44, the upper spike roller inner sprocket 41 drives the upper spike roller 14 and the upper spike roller outer sprocket 40 to rotate, the upper spike roller outer sprocket 40 drives the upper brush sprocket 39 and the lower brush inner sprocket 37 to rotate through the chain two 42, the lower brush inner sprocket 37 drives the lower brush roller 24 and the lower brush outer sprocket 36 to rotate, the lower brush outer sprocket 36 drives the lower auger sprocket 35 to rotate through the chain one 38, the lower auger sprocket 35 drives the lower auger shaft 30 to rotate, the upper spike roller 14 drives the upper spike roller transmission sprocket 49 to rotate when rotating, the upper spike roller transmission sprocket 49 drives the spike roller transmission sprocket 48 to rotate through the chain five 50, the spike roller transmission sprocket 48 drives the spike roller 18 to rotate, the driving device on the vehicle body 1 can drive the equipment on the seed cleaner 3 to operate, without the need to install a driving device on the seed cleaner 3, thereby reducing the production cost and improving the transmission efficiency.

[0048] Referring to the drawings Figure 1 and the drawings Figure 2 of the specification, the inner diameter of the upper arc-shaped triangular spike plate 15 is the same as the diameter of the upper spike roller 14, and the two upper arc-shaped triangular spike plates 15 form a circle, the inner diameter of the lower arc-shaped triangular spike plate 23 is the same as the diameter of the lower spike roller 22, and the two lower arc-shaped triangular spike plates 23 form a circle, and the diameters of the upper spike roller 14 and the upper arc-shaped triangular spike plate 15 are larger than the diameters of the lower spike roller 22 and the lower arc-shaped triangular spike plate 23.

[0049] In actual application, the diameters of the upper spike roller 14 and the upper arc-shaped triangular spike plate 15 are large, and the time required for rotation is long, so that most of the impurities can be removed, the diameters of the lower spike roller 22 and the lower arc-shaped triangular spike plate 23 are small, and the lower spike roller 22 and the lower arc-shaped triangular spike plate 23 rotate faster than the upper spike roller 14 and the upper arc-shaped triangular spike plate 15, so that the impurities are less when the cotton is cleaned again, and the impurities can be completely removed, thereby improving the work efficiency.

[0050] Referring to the drawings Figure 1 of the specification, the drawings Figure 2 of the specification, the drawings Figure 3 of the specification, and the drawings Figure 4 of the specification, the seed cleaner 3 is provided with observation openings 56 on both sides, and the two observation openings 56 are opposite to each other.

[0051] In actual application, the inside of the seed cleaner 3 can be conveniently observed through the observation openings 56.

[0052] Referring to the drawings Figure 2 and the drawings Figure 3 A plurality of chain wheel guide wheels 57 are mounted on the seed cleaning box 3 and are in contact with a plurality of chains respectively, and a plurality of cotton drop prevention plates 58 are mounted in the seed cleaning box 3.

[0053] Specifically in actual application, the chains are limited by the chain wheel guide wheels 57 to avoid falling off, and the cotton drop prevention plates 58 are used to prevent cotton from falling off during the conveying process.

[0054] Any combination of the technical features in the above embodiments can be combined, and to make the description simple, all possible combinations of the technical features in the above embodiments are not described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the description.

[0055] The above embodiments only express several implementation manners of the present application, the description is more specific and detailed, but it cannot be understood as the limitation of the patent scope of the present application. It should be pointed out that, for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are all within the protection scope of the present application. Therefore, the protection scope of the patent of the present application should be subject to the appended claims.

[0056] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0057] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "plurality" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0058] In the present application, unless specifically defined otherwise, the terms "mounting", "connected", "connecting", "fixed", and "fixing" should be construed as broad terms, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise explicitly defined. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0059] In the present application, unless specifically defined otherwise, the first feature is "on" or "under" the second feature can be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature "above", "over" and "on" the second feature can be that the first feature is directly above or obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "under" and "under" the second feature can be that the first feature is directly below or obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0060] It should be noted that when an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or there can be a middle element. When an element is considered to be "connected" to another element, it can be directly connected to the other element or there can be a middle element. The terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used herein are for illustrative purposes only and are not the only implementation.

Claims

1. A cotton seed cleaning device for cotton pickup, comprising a vehicle body (1), a cotton picking table (2), a seed cleaning box (3) and a conveying belt (4), the cotton picking table (2) is arranged at the front end of the vehicle body (1), the seed cleaning box (3) is installed at the rear end of the vehicle body (1), and the conveying belt (4) is located between the cotton picking table (2) and the seed cleaning box (3), characterized in that, The seed cleaning tank (3) is provided with a scattered impurity cleaning mechanism, the seed cleaning tank (3) is provided with a fine impurity cleaning mechanism, and the seed cleaning tank (3) is provided with a transmission mechanism. The scattered impurity cleaning mechanism comprises a cotton conveying shell (5), a cotton leakage opening (6), an upper screw shaft seat (7), an upper screw shaft (8), spiral blades (9) and an impurity cleaning part (10), the cotton conveying shell (5) is installed on one side of the top of the seed cleaning tank (3), the cotton leakage opening (6) is horizontally arranged at the bottom of the cotton conveying shell (5), the upper screw shaft seat (7) is installed on the left and right sides of the cotton conveying shell (5), the upper screw shaft (8) is rotatably connected between the upper screw shaft seats (7), the two spiral blades (9) are installed on the upper screw shaft (8), the conveying directions of the two spiral blades (9) are opposite, and the impurity cleaning part (10) is arranged below the cotton conveying shell (5). The fine impurity cleaning mechanism comprises an upper fine impurity cleaning part (11) and a lower fine impurity cleaning part (12), the upper fine impurity cleaning part (11) comprises an arc-shaped cotton guide plate (13), an upper bar roller (14), an upper arc-shaped triangular spike plate (15), an upper brush roller (16) and an upper belt roller (17), the arc-shaped cotton guide plate (13) is installed on one side of the inside of the seed cleaning tank (3), the upper bar roller (14) is rotatably connected in the seed cleaning tank (3), the upper bar roller (14) is located between the arc-shaped cotton guide plate (13) and the impurity cleaning part (10), the upper arc-shaped triangular spike plate (15) is fixed on the upper bar roller (14) through bolts, the upper brush roller (16) is rotatably connected in the seed cleaning tank (3), the upper brush roller (16) is located on the right side of the upper bar roller (14), and the upper belt roller (17) is rotatably connected in the seed cleaning tank (3) and located below and left of the upper bar roller (14). The impurity cleaning part (10) comprises a spike roller (18) rotatably connected in the seed cleaning tank (3), both ends of the spike roller (18) extend out of the seed cleaning tank (3), a plurality of spike rods (19) are installed on the spike roller (18), arc-shaped side plates (20) are installed on the two sides of the inside of the seed cleaning tank (3), the arc-shaped side plates (20) are located below the spike roller (18), a plurality of impurity cleaning rods (21) are installed between the arc-shaped side plates (20), the plurality of impurity cleaning rods (21) are evenly distributed on the arc-shaped side plates (20) in an arc shape, and gaps are formed between the plurality of impurity cleaning rods (21). The lower fine impurity cleaning part (12) comprises a lower bar roller (22) rotatably connected in the seed cleaning tank (3), a lower arc-shaped triangular spike plate (23) is installed on the lower bar roller (22), the lower arc-shaped triangular spike plate (23) is fixed on the lower bar roller (22) through bolts, a lower brush roller (24) is rotatably connected in the seed cleaning tank (3), the lower brush roller (24) is located above and right of the lower bar roller (22), a lower belt roller (25) is rotatably connected in the seed cleaning tank (3), the lower belt roller (25) is located below and left of the lower bar roller (22), a seed cleaning cotton outlet (26) is arranged on one side of the seed cleaning tank (3), and the seed cleaning cotton outlet (26) is located on one side of the lower belt roller (25).

2. The stand-up cotton seed cleaning device of claim 1, wherein, The seed cleaning tank (3) is provided with an arc-shaped impurity discharge shell (27) below the impurity discharge part (10) and the lower fine impurity discharge part (12), one end of the arc-shaped impurity discharge shell (27) is below the lower brush roller (24), the other end of the arc-shaped impurity discharge shell (27) is fixedly connected with the inner wall of the seed cleaning tank (3), the center of the arc-shaped impurity discharge shell (27) is provided with an impurity discharge port (28), the seed cleaning tank (3) is provided with lower auger shaft seats (29) on both sides, the two lower auger shaft seats (29) are located on both sides of the arc-shaped impurity discharge shell (27), a lower auger shaft (30) is rotatably connected between the two lower auger shaft seats (29), two impurity discharge blades (31) are installed on the lower auger shaft (30), the two impurity discharge blades (31) are located on the left and right sides of the impurity discharge port (28), the conveying directions of the two impurity discharge blades (31) are opposite, and a fixed shifting plate (32) is installed on the lower auger shaft (30) and located between the two impurity discharge blades (31).

3. The stand-up cotton seed cleaning device of claim 1, wherein, The transmission mechanism comprises a driven pulley (33) installed at one end of the lower belt roller (25), the driven pulley (33) is connected with the driving device on the vehicle body (1) through a transmission belt (34), one end of the lower auger shaft (30) is provided with a lower auger sprocket (35), one end of the lower brush roller (24) is provided with two sprockets, the two sprockets are a lower brush outer sprocket (36) and a lower brush inner sprocket (37), the lower brush inner sprocket (37) is located on the inner side of the lower brush outer sprocket (36), the lower brush outer sprocket (36) is connected with the lower auger sprocket (35) through a chain (38), one end of the upper brush roller (16) is provided with an upper brush sprocket (39), one end of the upper spike roller (14) is provided with two sprockets, the two sprockets are an upper spike roller outer sprocket (40) and an upper spike roller inner sprocket (41), the upper spike roller inner sprocket (41) is located on the inner side of the upper spike roller outer sprocket (40), the upper brush sprocket (39), the upper spike roller outer sprocket (40) and the lower brush inner sprocket (37) are connected through a chain (42), one end of the lower spike roller (22) is provided with a lower spike roller sprocket (43), the lower spike roller sprocket (43) is connected with the upper spike roller inner sprocket (41) through a chain (44), one end of the upper auger shaft (8) is provided with an upper auger sprocket (45), one end of the spike roller (18) is provided with a spike roller sprocket (46), and the spike roller sprocket (46) is connected with the upper auger sprocket (45) through a chain (47).

4. The stand-up cotton seed cleaning device of claim 1, wherein, The other end of the spike roller (18) is provided with a spike roller driving sprocket (48), the other end of the upper spike roller (14) is provided with an upper spike roller driving sprocket (49), the upper spike roller driving sprocket (49) is connected with the spike roller driving sprocket (48) through a chain five (50), the other end of the lower belt roller (25) is provided with a driving belt pulley (51), the other end of the lower spike roller (22) is provided with a lower spike roller belt pulley (52), one end of the upper belt roller (17) is provided with an upper belt roller belt pulley (53), the seed cleaning tank (3) is provided with a belt guide pulley (54), the driving belt pulley (51), the lower spike roller belt pulley (52), the upper belt roller belt pulley (53) and the belt guide pulley (54) are connected through a belt (55).

5. The stand-up cotton seed cleaning device of claim 1, wherein, The inner diameter of the upper arc-shaped triangular spike plate (15) is the same as the diameter of the upper spike roller (14), two upper arc-shaped triangular spike plates (15) form a circle, the inner diameter of the lower arc-shaped triangular spike plate (23) is the same as the diameter of the lower spike roller (22), two lower arc-shaped triangular spike plates (23) form a circle, the diameter of the upper spike roller (14) and the upper arc-shaped triangular spike plate (15) is larger than the diameter of the lower spike roller (22) and the lower arc-shaped triangular spike plate (23).

6. The stand-up cotton seed cleaning device of claim 1, wherein, The seed cleaning tank (3) is provided with observation openings (56) on both sides, and the two observation openings (56) are opposite to each other.

7. The stand-up cotton seed cleaning device of claim 1, wherein, A plurality of chain wheel guide pulleys (57) are installed on the seed cleaning tank (3), the plurality of chain wheel guide pulleys (57) are respectively in contact with a plurality of chains, and a plurality of cotton falling prevention plates (58) are installed in the seed cleaning tank (3).

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