Cotton stalk pulling and crushing device

Abstract

The invention discloses a cotton stalk pulling and pulverizing device, which belongs to the technical field of agricultural machinery. It comprises a pulling mechanism, a pulverizing mechanism, a conveying roller, a feeding port, a transmission system and a frame. The pulling roller rotates to loosen the soil around the roots of the cotton stalks, and the loosened soil is conveyed to both sides while the cotton stalks are pulled out of the soil; the pulverizing mechanism rotates to rub and pulverize the pulled out cotton stalks; the conveying roller rotates to gather and convey the pulverized and rubbed cotton stalks to the feeding port. The cotton stalk pulling and pulverizing device of the invention has a compact structure; loosening, cotton stalk pulling and cotton stalk pulverizing operations are performed simultaneously, which saves power consumption, is more conducive to cotton stalk pulling operations, and effectively improves the pulling clean rate; the pulling roller can adjust the height above the ground according to the working conditions and cotton stalk characteristics, and has a wide range of applications.

Description

Technical Field

[0001] The invention relates to the technical field of agricultural machinery, in particular to a cotton stalk pulling and crushing device. Background Art

[0002] As a renewable resource, cotton stalks have huge economic, social and ecological benefits. At present, the technical problems that restrict the comprehensive utilization of cotton stalks are mainly the collection, storage and transportation of cotton stalks. Although there are various cotton stalk removal and harvesting devices in China, these devices do not perform soil loosening operations when removing cotton stalks, resulting in problems such as easy breaking of cotton stalks and difficulty in pulling out, and low pulling clean rate; most of the cotton stalks are not processed after being pulled out, which is not convenient for subsequent processing and transportation of cotton stalks. Summary of the invention

[0003] The purpose of the present invention is to provide a cotton stalk pulling and crushing device to solve the problems existing in the above-mentioned prior art. The device has a compact structure, and can carry out soil loosening, cotton stalk pulling and cotton stalk crushing operations simultaneously, thus saving power consumption, being more conducive to cotton stalk pulling operations, and effectively improving the pulling rate. The stalk pulling roller can adjust the height above the ground according to working conditions and cotton stalk characteristics, and has a wide range of applications.

[0004] To achieve the above-mentioned purpose, the present invention provides the following scheme: The present invention provides a cotton stalk pulling and crushing device, comprising a pulling mechanism, a crushing mechanism, a conveying roller, a feeding port, a transmission system and a frame, wherein the pulling mechanism is installed at the front lower part of the frame, the crushing mechanism is installed in the middle position of the frame and is located at the top of the pulling mechanism, the conveying roller is installed at the rear of the frame and is located at the rear side of the crushing mechanism, the feeding port is located directly behind the frame, the transmission system is located on one side of the frame and is used to drive the pulling mechanism, the crushing mechanism and the conveying roller to operate simultaneously; the pulling mechanism is used to loosen the soil covering the roots of the cotton stalks and pull the cotton stalks out of the soil at the same time; the crushing mechanism is used to rub and crush the pulled cotton stalks; the conveying roller is used to gather the crushed and kneaded cotton stalks and convey them to the feeding port.

[0005] Preferably, the stalk pulling mechanism mainly includes a stalk pulling roller, an adjustment bracket and a hydraulic cylinder;

[0006] The stalk pulling roller comprises a stalk pulling roller shaft, loosening blades and stalk pulling tooth plates, a plurality of the stalk pulling tooth plates are evenly installed along the axial direction of the stalk pulling roller shaft, each of the stalk pulling tooth plates is arranged along the circumference of the stalk pulling roller shaft, and the spacing between two adjacent stalk pulling tooth plates is equal to the planting row spacing of cotton stalks; the stalk pulling roller shaft is provided with loosening blades with opposite rotation directions on the left and right sides of the stalk pulling tooth plates; both ends of the stalk pulling roller shaft are installed on the adjusting bracket through bearings, one end of the adjusting bracket is installed at the middle lower end of the frame, and the other end is connected to the telescopic end of the hydraulic cylinder, and the other end of the hydraulic cylinder is installed at the front lower end of the frame.

[0007] Preferably, the loosening blade is a single spiral blade, and the rotation direction of the left and right parts of the loosening blade is set to the rotation direction of transporting the soil away from the stalk pulling tooth plate when the stalk pulling roller shaft rotates.

[0008] Preferably, the pulverizing mechanism comprises a pulverizing roller and a fixed knife group;

[0009] The crushing roller includes a crushing roller shaft and a crushing movable knife. Both ends of the crushing roller shaft are installed on the frame through bearings. The crushing movable knife installed on the crushing roller shaft is symmetrical with the axial center plane of the crushing roller shaft and is distributed in a double spiral. The fixed knife group includes a fixed knife fixing frame and a fixed blade. The fixed knife fixing frame is installed on the frame and located on the top of the crushing roller. A plurality of fixed knife fixing frames are evenly distributed along the axial direction of the crushing roller shaft, and a plurality of fixed blades are evenly distributed along the length direction of the fixed knife fixing frame. The fixed blades correspond to the crushing movable knives one by one and the fixed blades are located at the center plane of the crushing movable knife.

[0010] Preferably, the conveying roller comprises a conveying roller shaft and a conveying blade;

[0011] Both ends of the conveying roller shaft are installed on the frame through bearings, and the conveying blade installed on the conveying roller shaft is a single spiral blade; the conveying blade is divided into two parts, the left and right parts rotate in opposite directions and the distance between the left and right parts is equal to the width of the feeding port.

[0012] Preferably, the transmission system comprises a power input sprocket, a conveying roller sprocket, a stalk pulling roller sprocket, a crushing roller sprocket, a first tensioning wheel, a second tensioning wheel, a third tensioning wheel and a chain;

[0013] The power input sprocket and the conveying roller sprocket are both installed at the same axial end of the conveying roller, and the conveying roller sprocket is between the power input sprocket and the frame; the stalk pulling roller sprocket is installed at one end of the stalk pulling roller shaft in the stalk pulling mechanism, and the crushing roller sprocket is installed at one end of the crushing roller shaft in the crushing mechanism. The first tensioning wheel is installed on the frame and located at the rear and lower part of the crushing roller sprocket, the second tensioning sprocket is installed on the frame and located at the rear and upper part of the conveying roller sprocket, and the third tensioning sprocket is installed on the frame and located directly below the conveying roller sprocket; the power input sprocket, the conveying roller sprocket, the stalk pulling roller sprocket, the crushing roller sprocket, the first tensioning wheel, the second tensioning wheel and the third tensioning wheel are all located on the same side of the frame and are sequentially connected through the chain.

[0014] Compared with the prior art, the present invention has achieved the following beneficial technical effects:

[0015] 1. Soil loosening, cotton stalk removal and cotton stalk crushing are carried out simultaneously, which saves power consumption, is more conducive to cotton stalk removal, and effectively improves the cotton stalk removal rate;

[0016] 2. The stalk pulling roller can adjust the height from the ground according to the working conditions and the characteristics of the cotton stalks, and has a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is an axonometric view of a cotton stalk pulling and crushing device;

[0019] Figure 2 Axonometric drawing of the installation positions of the stalk pulling mechanism, crushing mechanism and conveying roller;

[0020] Figure 3 It is a front view of the stalk pulling roller;

[0021] Figure 4 It is a front view of the crushing mechanism;

[0022] Figure 5 It is a side view of the cotton stalk pulling and crushing device;

[0023] In the figure, 1 is a stalk pulling mechanism, 2 is a crushing mechanism, 3 is a conveying roller, 4 is a feeding port, 5 is a transmission system, 6 is a frame, 1-1 is a stalk pulling roller, 1-2 is an adjusting bracket, 1-3 is a hydraulic cylinder, 1-1-1 is a stalk pulling roller shaft, 1-1-2 is a loosening blade, 1-1-3 is a stalk pulling tooth plate, 2-1 is a crushing roller, 2-2 is a fixed knife group, 2-1-1 is a crushing roller shaft, 2-1-2 is a crushing moving knife, 2-2-1 is a fixed knife fixing frame, 2-2-2 is a fixed knife blade, 3-1 is a conveying roller shaft, 3-2 is a conveying blade, 5-1 is a power input sprocket, 5-2 is a conveying roller sprocket, 5-3 is a stalk pulling roller sprocket, 5-4 is a crushing roller sprocket, 5-5 is a first tensioning sprocket, 5-6 is a second tensioning sprocket, 5-7 is a third tensioning sprocket, and 5-8 is a chain. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] The purpose of the present invention is to provide a cotton stalk pulling and crushing device to solve the problems existing in the above-mentioned prior art. The device has a compact structure, and can carry out soil loosening, cotton stalk pulling and cotton stalk crushing operations simultaneously, thus saving power consumption, being more conducive to cotton stalk pulling operations, and effectively improving the pulling rate. The stalk pulling roller can adjust the height above the ground according to working conditions and cotton stalk characteristics, and has a wide range of applications.

[0026] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0027] This embodiment provides a cotton stalk pulling and crushing device, such as Figure 1 and Figure 2 As shown, the cotton stalk pulling and crushing device mainly consists of a pulling mechanism 1 installed at the front lower part of a frame 6, a crushing mechanism 2 installed at the middle position of the frame 6 and located above the pulling mechanism 1, a conveying roller 3 installed at the rear of the frame 6 and located behind the crushing mechanism 2, a feeding port 4 located directly behind the frame 6, and a transmission system 5 located on one side of the frame 6.

[0028] like Figure 1 , Figure 2 and Figure 3 As shown, the stalk pulling mechanism 1 mainly includes a stalk pulling roller 1-1, an adjusting bracket 1-2 and a hydraulic cylinder 1-3; the stalk pulling roller 1-1 mainly includes a stalk pulling roller shaft 1-1-1, a loosening blade 1-1-2 and a stalk pulling tooth plate 1-1-3. The stalk pulling roller shaft 1-1-1 is installed on the adjusting bracket 1-2 through a bearing. One end of the adjusting bracket 1-2 is installed on the middle lower end of the frame 6, and the other end is installed on one end of the hydraulic cylinder 1-3. The other end of the hydraulic cylinder 1-3 is installed on the front lower end of the frame. The adjustment bracket 1-2 is driven to rotate by the telescopic movement of the hydraulic cylinder 1-3, thereby adjusting the height of the stalk pulling roller 1-1 from the ground; the loosening blade 1-1-2 is a single spiral blade, which is divided into two left and right parts. The left and right parts rotate in opposite directions and are 60mm apart. The loosening blade 1-1-2 is installed on the stalk pulling roller shaft 1-1-1, and the left and right parts are respectively located at the stalk pulling tooth plate 1-1- 3, the rotation directions of the left and right parts of the loosening blade 1-1-2 are respectively left-handed and right-handed. When the stalk pulling roller 1-1 rotates, the loosening blade 1-1-2 transports the soil in the direction away from the stalk pulling tooth plate 1-1-3; the stalk pulling tooth plate 1-1-3 is installed on the stalk pulling roller shaft 1-1-1 by bolts and is located in the middle of the left and right parts of the loosening blade 1-1-2. The stalk pulling tooth plates 1-1-3 are evenly distributed in the axial and circumferential directions of the stalk pulling roller shaft 1-1-1, and the axial spacing is 90 degrees. The four stalk pulling tooth plates 1-1-3 evenly distributed in the circumferential direction are different in size and staggered by 9.5 mm in the axial direction, so that the cotton stalk pulling and crushing device does not need to be strictly aligned when operating.

[0029] like Figure 1 , Figure 2 and Figure 4 As shown, the crushing mechanism 2 mainly includes a crushing roller 2-1 and a fixed blade group 2-2. The crushing roller 2-1 includes a crushing roller shaft 2-1-1 and a crushing movable blade 2-1-2. The fixed blade group 2-2 includes a fixed blade fixing frame 2-2-1 and a fixed blade 2-2-2. The crushing roller 2-1-1 is installed on the frame 6 through a bearing, and the crushing movable knife 2-1-2 is installed on the crushing roller 2-1-1 and rotates with the crushing roller. The crushing movable knife 2-1-2 is symmetrically distributed in a double helix with the axial center plane of the crushing roller 2-1-1, and the starting angles of the double helix differ by 180 degrees. The fixed knife fixing frame 2-2-1 is installed on the frame 6 and is located on the crushing roller 2-1. Two and five fixed knife fixing frames 2-2-1 are evenly distributed along the axial and vertical directions of the crushing roller 2-1-1, respectively. The fixed blades 2-2-2 are evenly distributed along the length direction of the fixed knife fixing frame 2-2-1. The fixed blades 2-2-2 of the fixed knife group 2-2 correspond to the crushing movable knife 2-1-2 one by one, and the fixed blades 2-2-2 are located at the center plane of the crushing movable knife 2-1-2. Through the above method, the crushing roller 2-1 and the fixed knife group 2-2 cooperate to crush the cotton stalks.

[0030] like Figure 1 and Figure 2 As shown, the conveying roller 3 mainly includes a conveying roller shaft 3-1 and a conveying blade 3-2. The conveying roller shaft 3-1 is installed on the frame through a bearing, and the conveying blade 3-2 is a single spiral blade, which is divided into two parts, the left and right parts, which rotate in opposite directions and the distance between the left and right parts is the width of the feeding port. The conveying blade 3-2 is installed on the conveying roller shaft 3-1, and the left and right parts of the conveying blade 3-2 rotate in the left and right directions respectively. When the conveying roller 3 rotates, the crushed and kneaded cotton stalks are gathered and conveyed to the feeding port 4.

[0031] like Figure 1 and 5As shown, the transmission system 5 mainly includes a power input sprocket 5-1, a conveying roller sprocket 5-2, a stalk pulling roller sprocket 5-3, a crushing roller sprocket 5-4, a first tensioning wheel 5-5, a second tensioning wheel 5-6, a third tensioning wheel 5-7 and a chain 5-8. The power input sprocket 5-1 and the conveying roller sprocket 5-2 are both installed on the same axial end of the conveying roller 3 and the conveying roller sprocket 5-2 is between the power input sprocket 5-1 and the frame 6, the stalk pulling roller sprocket 5-3 is installed on the axial end of the stalk pulling roller 1-1, the crushing roller sprocket 5-4 is installed on the axial end of the crushing roller 2-1, the first tensioning wheel 5-5 is installed on the frame 6 and is located at the rear and lower part of the crushing roller sprocket 5-4, the second tensioning sprocket 5-6 is installed on the frame 6 and is located at the rear and upper part of the conveying roller sprocket 5-2, and the third tensioning sprocket 5-7 is installed on the frame 6. It is installed on the frame 6 and is located directly below the conveying roller sprocket 5-2; the power input sprocket 5-1, the conveying roller sprocket 5-2, the stalk pulling roller sprocket 5-3, the crushing roller sprocket 5-4, the first tensioning wheel 5-5, the second tensioning wheel 5-6 and the third tensioning wheel 5-7 are all located on the right side of the frame 6; the chain 5-8 passes around the above-mentioned sprockets in turn, so that the stalk pulling roller 1-1 and the crushing roller rotate clockwise, and the conveying roller 3 rotates counterclockwise; through the above transmission method, it can be ensured that the wrap angle of each sprocket is relatively large, making the transmission more reliable.

[0032] The working process is as follows: according to the cotton field environment and the characteristics of cotton stalks, the height of the stalk pulling mechanism 1 from the ground is adjusted; the external power is input into the cotton stalk pulling and crushing device through the power input sprocket 5-1, so that the stalk pulling roller 1-1, the crushing roller 2-1 and the conveying roller 3 rotate simultaneously; the stalk pulling roller 1-1 rotates clockwise, and the soil around the roots of the cotton stalks is loosened and transported to the two sides of the stalk pulling tooth plate 1-1-3 through the loosening blades 1-1-2, and at the same time, the stalk pulling tooth plate 1-1-3 pulls the cotton stalks out of the ground and transports them backward and upward to the crushing mechanism 2; the crushing roller 2-1 rotates clockwise, and the pulled cotton stalks are crushed by the crushing movable knife 2-1-2 and the fixed knife group 2-2 and transported backward to the conveying roller 3; the conveying roller 3 rotates counterclockwise, and the crushed cotton stalks are gathered and transported to the feeding inlet 4 through the conveying blades 3-2.

[0033] The cotton stalk pulling and pulverizing device of the present invention loosens the soil covering the roots of the cotton stalks by rotating the pulling roller 1-1, and pulls the cotton stalks out of the soil while transporting the loosened soil to both sides; the pulled cotton stalks are kneaded and crushed by rotating the crushing mechanism 2; the crushed and kneaded cotton stalks are gathered and transported to the feeding port 4 by rotating the conveying roller 3. The cotton stalk pulling and pulverizing device of the present invention has a compact structure; loosening, cotton stalk pulling and cotton stalk pulverizing operations are performed simultaneously, which saves power consumption, is more conducive to cotton stalk pulling operations, and effectively improves the pulling clean rate; the pulling roller can adjust the height above the ground according to the working conditions and cotton stalk characteristics, and has a wide range of applications.

[0034] It should be noted that it is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

[0035] The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A cotton stalk pulling and crushing device, characterized in that: It includes a stalk pulling mechanism, a crushing mechanism, a conveying roller, a feeding inlet, a transmission system and a frame, wherein the stalk pulling mechanism is installed at the front lower part of the frame, the crushing mechanism is installed in the middle of the frame and located at the top of the stalk pulling mechanism, the conveying roller is installed at the rear of the frame and located at the rear side of the crushing mechanism, the feeding inlet is located directly behind the frame, the transmission system is located on one side of the frame and is used to drive the stalk pulling mechanism, the crushing mechanism and the conveying roller to operate simultaneously; the stalk pulling mechanism is used to loosen the soil covering the roots of the cotton stalks and pull the cotton stalks out of the soil at the same time; the crushing mechanism is used to rub and crush the pulled cotton stalks; the conveying roller is used to gather the crushed and rubbed cotton stalks and convey them to the feeding inlet; The stalk pulling mechanism comprises a stalk pulling roller, an adjustment bracket and a hydraulic cylinder; The stalk pulling roller comprises a stalk pulling roller shaft, loosening blades and stalk pulling tooth plates, a plurality of stalk pulling tooth plates are evenly installed along the axial direction of the stalk pulling roller shaft, each stalk pulling tooth plate is arranged along the circumferential direction of the stalk pulling roller shaft, and the spacing between two adjacent stalk pulling tooth plates is equal to the planting row spacing of cotton stalks; the stalk pulling roller shaft is provided with loosening blades with opposite rotation directions on the left and right sides of the stalk pulling tooth plates; both ends of the stalk pulling roller shaft are installed on the adjusting bracket through bearings, one end of the adjusting bracket is installed at the middle lower end of the frame, and the other end is connected to the telescopic end of the hydraulic cylinder, and the other end of the hydraulic cylinder is installed at the front lower end of the frame; The loosening blade is a single spiral blade, and the rotation direction of the left and right parts of the loosening blade is set to the rotation direction of transporting the soil away from the stalk pulling tooth plate when the stalk pulling roller shaft rotates.

2. The cotton stalk pulling and crushing device according to claim 1, characterized in that: The pulverizing mechanism comprises a pulverizing roller and a fixed knife group; The crushing roller includes a crushing roller shaft and a crushing movable knife. Both ends of the crushing roller shaft are installed on the frame through bearings. The crushing movable knife installed on the crushing roller shaft is symmetrical with the axial center plane of the crushing roller shaft and is distributed in a double spiral. The fixed knife group includes a fixed knife fixing frame and a fixed blade. The fixed knife fixing frame is installed on the frame and located on the top of the crushing roller. A plurality of fixed knife fixing frames are evenly distributed along the axial direction of the crushing roller shaft, and a plurality of fixed blades are evenly distributed along the length direction of the fixed knife fixing frame. The fixed blades correspond to the crushing movable knives one by one and the fixed blades are located at the center plane of the crushing movable knife.

3. The cotton stalk pulling and crushing device according to claim 1, characterized in that: The conveying roller comprises a conveying roller shaft and a conveying blade; Both ends of the conveying roller shaft are installed on the frame through bearings, and the conveying blade installed on the conveying roller shaft is a single spiral blade; the conveying blade is divided into two parts, the left and right parts rotate in opposite directions and the distance between the left and right parts is equal to the width of the feeding port.

4. The cotton stalk pulling and crushing device according to claim 1, characterized in that: The transmission system comprises a power input sprocket, a conveying roller sprocket, a stalk pulling roller sprocket, a crushing roller sprocket, a first tensioning wheel, a second tensioning wheel, a third tensioning wheel and a chain; The power input sprocket and the conveying roller sprocket are both installed at the same axial end of the conveying roller, and the conveying roller sprocket is between the power input sprocket and the frame; the stalk pulling roller sprocket is installed at one end of the stalk pulling roller shaft in the stalk pulling mechanism, and the crushing roller sprocket is installed at one end of the crushing roller shaft in the crushing mechanism. The first tensioning wheel is installed on the frame and located at the rear and lower part of the crushing roller sprocket, the second tensioning sprocket is installed on the frame and located at the rear and upper part of the conveying roller sprocket, and the third tensioning sprocket is installed on the frame and located directly below the conveying roller sprocket; the power input sprocket, the conveying roller sprocket, the stalk pulling roller sprocket, the crushing roller sprocket, the first tensioning wheel, the second tensioning wheel and the third tensioning wheel are all located on the same side of the frame and are sequentially connected through the chain.

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