Crop multi-posture rootstalk high-quality and high-efficiency crushing device

Abstract

The present application belongs to agricultural machinery, and relates to a crop multi-posture root stubble high-quality and efficient crushing device. The device comprises a rack, a stubble supporting device, a clamping device, a stubble cutting device and a root crushing device. The stubble supporting device supports different posture root stubbles into vertical state through multiple groups of rollers with different angles. The clamping device clamps and releases the middle and upper parts of the vertical root stubbles through horizontal reciprocating movement of the clamping rod. The stubble cutting device first observes the position of the root stubble by using a camera, and then controls the extension and retraction of the stubble cutting motor extension rod through a controller to realize the extension and retraction of the upper and lower stubble cutting knives in sequence. Meanwhile, the self-rotation movement of the stubble cutting rotary shaft attached to the stubble cutting mechanism is utilized to sequentially cut the upper and lower parts of the stubble. The stubble cutting knife adopts a combination of vertical knives and disc knives, which can more efficiently crush the stubble. The root crushing device utilizes a crank slider mechanism and a cam mechanism to realize the vertical reciprocating and telescopic movement of the root crushing knife into the soil to crush the roots, thereby avoiding large-area soil turning and effectively realizing soil conservation.

Description

TECHNICAL FIELD

[0001] The application belongs to agricultural machinery, and mainly relates to a high-quality and efficient crop root stubble breaking device with multiple postures. BACKGROUND

[0002] After crops are harvested, a large amount of root stubble remains in the field, and the existing device has poor root stubble breaking effect, which affects the decomposition rate of the root stubble, and when the roots are processed, the soil disturbance is large, which causes serious soil runoff, the root stubble breaking and returning quality is poor, and the subsequent seeding quality is affected. SUMMARY

[0003] The purpose of the application is to develop a high-quality and efficient crop root stubble breaking device with multiple postures, which can right and clamp the stubble through a plurality of rollers with different angles and clamping mechanisms, and efficiently break the stubble and roots under low soil disturbance by using an automatic variable-diameter disc vertical knife and a vertical reciprocating telescopic knife.

[0004] The stubble supporting device comprises a stubble supporting device shell, a stubble supporting roller, a stubble supporting motor and a first storage battery, one end of the stubble supporting device shell is fixed to the front end of the frame, four stubble supporting rollers are rotatably installed in four grooves of the stubble supporting device shell, four stubble supporting motors are fixed in the grooves of the stubble supporting device shell, the drive shafts of the stubble supporting motors are fixed to one end of the corresponding stubble supporting rollers in the grooves, the first storage battery is fixed in the stubble supporting device shell, and the first storage battery is connected to the four stubble supporting motors through wires.

[0005] The clamping device comprises a fan, a clamping cam, a clamping connecting rod and a clamping rod. The fan comprises a first fan and a second fan, which are respectively fixed on a frame. A second battery is fixed on the frame and is connected with the first fan and the second fan through wires. A power input shaft is rotatably installed on the frame. A bevel gear on the power input shaft is engaged with a small bevel gear, which is fixed on a main shaft rotatably installed on the frame. A first gear is fixed on the main shaft. A second gear is rotatably installed on the frame and is engaged with the first gear. A third gear is rotatably installed on the frame and is engaged with the second gear. A fourth gear is fixed on a clamping transmission shaft and is engaged with the third gear. The clamping transmission shaft is rotatably installed on the frame. A clamping transmission shaft bevel gear is fixed on the clamping transmission shaft and is engaged with a clamping cam bevel gear coaxially fixed on the clamping cam. The clamping cam is rotatably installed on the frame. A clamping connecting rod is rotatably installed on the frame. One end of the clamping connecting rod is connected with the edge of the clamping cam. The other end of the clamping connecting rod is hingedly connected with one end of the clamping rod. The other end of the clamping rod is inserted into a groove of the frame. A clamping spring is inserted on the clamping rod and is respectively connected with the clamping rod and the frame.

[0006] The stubble cutting device comprises a fixed shaft, a stubble rotating shaft, a cutter shaft connecting rod, a shaft sleeve, a stubble cutter and a stubble motor. A large bevel gear is fixed on the main shaft, and the large bevel gear is engaged with the stubble rotating shaft bevel gear. The stubble rotating shaft bevel gear is fixed on the stubble rotating shaft. The upper end of the fixed shaft is fixed with the frame. The stubble rotating shaft is coaxially installed on the fixed shaft. The cutter shaft connecting rod comprises a first cutter shaft connecting rod, a second cutter shaft connecting rod, a third cutter shaft connecting rod and a fourth cutter shaft connecting rod. The shaft sleeve comprises an upper shaft sleeve, a sliding shaft sleeve and a lower shaft sleeve. The upper shaft sleeve is rotatably installed in the groove of the fixed shaft. One end of the first cutter shaft connecting rod is hinged with the upper shaft sleeve. The other end of the first cutter shaft connecting rod passes through the groove on the stubble rotating shaft and is hinged with the upper disc cutter. One end of the second cutter shaft connecting rod is hinged with the upper disc cutter. The other end of the second cutter shaft connecting rod passes through the groove on the stubble rotating shaft and is hinged with the sliding shaft sleeve. The sliding shaft sleeve is reciprocally slidably and rotatably installed in the groove of the fixed shaft. One end of the third cutter shaft connecting rod is hinged with the sliding shaft sleeve. The other end of the third cutter shaft connecting rod passes through the groove on the stubble rotating shaft and is hinged with the lower disc cutter. One end of the fourth cutter shaft connecting rod is hinged with the lower disc cutter. The other end of the fourth cutter shaft connecting rod passes through the groove on the stubble rotating shaft and is hinged with the lower shaft sleeve. The lower shaft sleeve is rotatably installed in the groove of the fixed shaft. The stubble cutter comprises a vertical cutter and a disc cutter. The vertical cutter holder is fixed with the disc cutter. The camera is fixed on the upper part of the frame. The camera is connected with the controller through wires. The controller is fixed on the middle part of the frame. The second storage battery is connected with the camera and the controller through wires. The controller is connected with the stubble motor through wires. The stubble motor is fixed in the fixed shaft. The third storage battery is fixed in the fixed shaft. The third storage battery is connected with the stubble motor through wires. The stubble motor is threadedly installed between the telescopic rod. The horizontal rod at the lower end of the telescopic rod is slidably installed in the sliding groove on the sliding shaft sleeve through the groove on the fixed shaft.

[0007] The root crushing device comprises a crank slider mechanism, a root crushing shell, a root crushing knife, a root crushing knife rod, a supporting spring and a root crushing cam, the crank slider mechanism comprises a fifth gear, a first connecting rod, a second connecting rod, a slider and a third connecting rod, the fifth gear is rotatably installed on the frame and engaged with the fourth gear, one end of the first connecting rod is rotatably installed on the fifth gear, the other end of the first connecting rod is hingedly connected with one end of the second connecting rod, the other end of the second connecting rod is hingedly connected with the slider, the slider is slidably installed on the sliding groove of the frame, one end of the third connecting rod is hingedly connected with the middle part of the second connecting rod, and the other end of the third connecting rod is rotatably installed on the frame; the two ends of the root crushing transmission rod are respectively inserted into the slider groove at the two ends of the frame, the root crushing shell is fixedly installed in the groove of the root crushing transmission rod, the tip of the root crushing knife is slidably installed in the groove of the root crushing shell, the groove of the root crushing knife is hingedly connected with the lower end of the root crushing knife rod, the root crushing knife rod is coaxially and slidably installed with the root crushing shell, the supporting spring is installed on the root crushing knife rod, and the two ends of the supporting spring are respectively in contact with the root crushing shell and the root crushing knife rod, the upper end of the root crushing knife rod is in contact with and connected with the root crushing cam, the root crushing cam is fixedly installed on the root crushing cam transmission shaft, the root crushing cam transmission shaft is rotatably installed at the rear end of the frame, the sixth gear is rotatably installed on the frame and engaged with the third gear, the seventh gear is fixedly installed on the root crushing cam transmission shaft and engaged with the sixth gear, and thus a high-quality and efficient root crushing device for crop roots in multiple postures is formed.

[0008] Compared with the prior art, the beneficial effects of the present application are as follows: the present application mainly comprises a root lifting device, a clamping device, a stubble cutting device and a root crushing device, the root lifting device lifts roots in different postures into a vertical state through multiple groups of rollers with different angles; the clamping device clamps and releases the middle and upper parts of the vertical roots through horizontal reciprocating movement of the clamping rod; the stubble cutting device first observes the position of the roots by using a camera, and then controls the extension and retraction of the stubble cutting motor extension rod through a controller, so that the upper and lower stubble cutting knives are sequentially extended and retracted, and the self-rotation motion of the stubble cutting rotary shaft and the additional stubble cutting mechanism is utilized to sequentially cut the upper and lower parts of the stubble, and the stubble cutting knife adopts a combination of vertical knives and disc knives, which can more efficiently crush the stubble; the root crushing device utilizes a crank slider mechanism and a cam mechanism to realize the vertical reciprocating and telescopic motion of the root crushing knife into the soil to crush the roots, thereby avoiding large-area soil turning and effectively realizing soil conservation. BRIEF DESCRIPTION OF DRAWINGS

[0009] The accompanying drawings are included to provide a further understanding of the present application, and constitute a part of the specification, illustrate the present application and are used to explain the present application, and do not constitute a limitation on the present application. In the drawings:

[0010] Figure 1 A perspective view of a high-quality and efficient root crushing device for crop roots in multiple postures

[0011] Figure 2 A partial perspective view of the root lifting device

[0012] Figure 3 A partial perspective view of the clamping device

[0013] Figure 4 Partial axonometric view of the stubble device

[0014] Figure 5 Partial axonometric view of the root crushing device

[0015] Figure number explanation:

[0016] 1, the stubble device shell 2, the stubble roller 3, the stubble motor 4, the first battery 5, the frame 6, the first fan 7, the second fan 8, the second battery 9, the clamping cam 10, the clamping transmission shaft 11, the clamping connecting rod 12, the clamping rod 13, the clamping spring 14, the vertical knife 15, the disc knife 16, the first knife shaft connecting rod 17, the upper shaft sleeve 18, the second knife shaft connecting rod 19, the sliding shaft sleeve 20, the third knife shaft connecting rod 21, the fourth knife shaft connecting rod 22, the lower shaft sleeve 23, the fixed shaft 24, the stubble rotating shaft 25, the main shaft 26, the camera 27, the controller 28, the stubble motor 29, the third battery 30, the root breaking transmission rod 31, the root breaking shell 32, the root breaking knife 33, the root breaking knife rod 34, the support spring 35, the root breaking cam 36, the root breaking cam transmission shaft 37, the first gear 38, the second gear 39, the third gear 40, the fourth gear 41, the fifth gear 42, the first connecting rod 43, the second connecting rod 44, the sliding block 45, the third connecting rod 46, the sixth gear 47, the seventh gear 48, the power input shaft 49, the small bevel gear 50, the large bevel gear 51, the stubble rotating shaft bevel gear 52, the clamping transmission shaft bevel gear 53, the clamping cam bevel gear 54, three-point suspension DETAILED DESCRIPTION

[0017] The embodiments of the present application will be described in detail below with reference to the accompanying drawings. A high-quality and efficient root and stubble crushing device for crops in multiple postures comprises a frame 5, a stubble device, a clamping device, a stubble device, and a root crushing device. The front end of the frame 5 is provided with the stubble device, the middle part of the frame 5 is provided with the clamping device and the stubble device, and the rear end of the frame 5 is provided with the root crushing device.

[0018] The stubble device comprises a stubble device shell 1, a stubble roller 2, a stubble motor 3, and a first battery 4. One end of the stubble device shell 1 is fixed to the front end of the frame 5. Four stubble rollers 2 are rotatably installed in four grooves of the stubble device shell 1 respectively. Four stubble motors 3 are fixed in the grooves of the stubble device shell 1 respectively. The drive shafts of the stubble motors 3 are fixed to one end of the corresponding stubble rollers 2 in the grooves respectively. The first battery 4 is fixed in the stubble device shell 1. The first battery 4 is connected to the four stubble motors 3 through wires respectively.

[0019] The clamping device comprises a fan, a clamping cam 9, a clamping connecting rod 11 and a clamping rod 12. The fan comprises a first fan 6 and a second fan 7, which are respectively fixed on the frame 5. A second battery 8 is fixed on the frame 5 and connected with the first fan 6 and the second fan 7 through wires. A power input shaft 48 is rotatably installed on the frame 5. A bevel gear on the power input shaft 48 is engaged with a bevel pinion 49, which is fixed on a main shaft 25 rotatably installed on the frame 5. A first gear 37 is fixed on the main shaft 25. A second gear 38 is rotatably installed on the frame 5 and engaged with the first gear 37. A third gear 39 is rotatably installed on the frame 5 and engaged with the second gear 38. A fourth gear 40 is fixed on a clamping transmission shaft 10 rotatably installed on the frame 5. A clamping transmission shaft bevel gear 52 is fixed on the clamping transmission shaft 10 and engaged with a clamping cam bevel gear 53 coaxially fixed on the clamping cam 9 rotatably installed on the frame 5. The clamping connecting rod 11 is rotatably installed on the frame 5 at the middle part. One end of the clamping connecting rod 11 is connected with the edge of the clamping cam 9. The other end of the clamping connecting rod 11 is hingedly connected with one end of the clamping rod 12. The other end of the clamping rod 12 is inserted into a groove of the frame 5. A clamping spring 13 is inserted on the clamping rod 12 and connected with the clamping rod 12 and the frame 5 at both ends.

[0020] The stubble device comprises a fixed shaft 23, a stubble rotating shaft 24, a knife shaft connecting rod, a shaft sleeve, a stubble knife and a stubble motor 28, a large bevel gear 50 is fixed on the main shaft 25, the large bevel gear 50 is engaged with the stubble rotating shaft bevel gear 51, the stubble rotating shaft bevel gear 51 is fixed on the stubble rotating shaft 24, the upper end of the fixed shaft 23 is fixed with the frame 5, the stubble rotating shaft 24 is coaxially installed on the fixed shaft 23, the above-mentioned knife shaft connecting rod comprises a first knife shaft connecting rod 16, a second knife shaft connecting rod 18, a third knife shaft connecting rod 20 and a fourth knife shaft connecting rod 21, the shaft sleeve comprises an upper shaft sleeve 17, a sliding shaft sleeve 19 and a lower shaft sleeve 22, the upper shaft sleeve 17 is rotatably installed in the groove of the fixed shaft 23, one end of the first knife shaft connecting rod 16 is hinged with the upper shaft sleeve 17, the other end of the first knife shaft connecting rod 16 passes through the groove on the stubble rotating shaft 24 and is hinged with the upper disc knife 15, one end of the second knife shaft connecting rod 18 is hinged with the upper disc knife 15, the other end of the second knife shaft connecting rod 18 passes through the groove on the stubble rotating shaft 24 and is hinged with the sliding shaft sleeve 19, the sliding shaft sleeve 19 is reciprocally slidably and rotatably installed in the groove of the fixed shaft 23, one end of the third knife shaft connecting rod 20 is hinged with the sliding shaft sleeve 19, the other end of the third knife shaft connecting rod 20 passes through the groove on the stubble rotating shaft 24 and is hinged with the lower disc knife 15, one end of the fourth knife shaft connecting rod 21 is hinged with the lower disc knife 15, the other end of the fourth knife shaft connecting rod 21 passes through the groove on the stubble rotating shaft 24 and is hinged with the lower shaft sleeve 22, the lower shaft sleeve 22 is rotatably installed in the groove of the fixed shaft 23, the above-mentioned stubble knife comprises a vertical knife 14 and a disc knife 15, the vertical knife 14 holder is fixed with the disc knife 15; the camera 26 is fixed on the upper part of the frame 5, the camera 26 is connected with the controller 27 through the wire, the controller 27 is fixed on the middle part of the frame 5, the second storage battery 8 is connected with the camera 26 and the controller 27 through the wire respectively, the controller 27 is connected with the stubble motor 28 through the wire, the stubble motor 28 is fixed in the shaft of the fixed shaft 23, the third storage battery 29 is fixed in the shaft of the fixed shaft 23, the third storage battery 29 is connected with the stubble motor 28 through the wire, the stubble motor 28 is installed between the telescopic rod through the thread, the horizontal rod at the lower end of the telescopic rod passes through the groove on the fixed shaft 23 and is slidably installed in the sliding groove on the sliding shaft sleeve 19.

[0021] The root breaking device comprises a crank slider mechanism, a root breaking shell 31, a root breaking knife 32, a root breaking knife rod 33, a supporting spring 34 and a root breaking cam 35. The crank slider mechanism comprises a fifth gear 41, a first connecting rod 42, a second connecting rod 43, a slider 44 and a third connecting rod 45. The fifth gear 41 is rotatably installed on the frame 5 and engaged with the fourth gear 40. One end of the first connecting rod 42 is rotatably installed on the fifth gear 41. The other end of the first connecting rod 42 is hingedly connected with one end of the second connecting rod 43. The other end of the second connecting rod 43 is hingedly connected with the slider 44. The slider 44 is slidably installed on the sliding groove of the frame 5. One end of the third connecting rod 45 is hingedly connected with the middle part of the second connecting rod 43. The other end of the third connecting rod 45 is rotatably installed on the frame 5. The two ends of the root breaking transmission rod 30 are respectively inserted into the grooves of the sliders 44 located at the two ends of the frame 5. The root breaking shell 31 is fixedly installed in the groove of the root breaking transmission rod 30. The sharp end of the root breaking knife 32 is slidably installed in the groove of the root breaking shell 31. The groove of the root breaking knife 32 is hingedly connected with the lower end of the root breaking knife rod 33. The root breaking knife rod 33 is coaxially and slidably installed with the root breaking shell 31. The supporting spring 34 is installed on the root breaking knife rod 33 and in contact with the root breaking shell 31 and the root breaking knife rod 33 at its two ends. The upper end of the root breaking knife rod 33 is in contact with and connected with the root breaking cam 35. The root breaking cam 35 is fixedly installed on the root breaking cam transmission shaft 36. The root breaking cam transmission shaft 36 is rotatably installed at the rear end of the frame 5. The sixth gear 46 is rotatably installed on the frame 5 and engaged with the third gear 39. The seventh gear 47 is fixedly installed on the root breaking cam transmission shaft 36 and engaged with the sixth gear 46. Thus, a high-quality and efficient root breaking device for crop roots in multiple postures is formed.

[0022] During operation, the tractor drives the machine forward through the three-point linkage 54, the first battery 4 supplies power to the weeding motor 3, the weeding motor 3 drives the pairs of weeding rollers 2 with increasing inclination angles to rotate, and the roots are weeded into a vertical state; then the second battery supplies power to the first fan 6 and the second fan 7, the fan blades of the first fan 6 and the second fan 7 rotate to generate negative pressure to adsorb the roots, so that the roots remain in a vertical state, the transmission systems on both sides of the machine rotate synchronously, the power input shaft 48 rotates under the drive of the tractor and drives the small bevel gear 49 to rotate, the small bevel gear 49 drives the main shaft 25 to rotate, the main shaft 25 drives the first gear 37 to rotate, the first gear 37 drives the second gear 38 to rotate, the second gear 38 drives the third gear 39 to rotate, the third gear 39 drives the fourth gear 40 to rotate, the fourth gear 40 drives the clamping transmission shaft 10 to rotate, the clamping transmission shaft 10 meshes with the clamping cam bevel gear 53 through the clamping transmission shaft bevel gear 52 to drive the clamping cam 9 to rotate, the clamping cam 9 rotates to the recess to push the clamping connecting rod 11 to rotate, the clamping rod 12 moves along its axial direction to act on the rack 5 to clamp the roots in a vertical state, the clamping cam 9 continues to rotate, the clamping rod 12 is reset through the action of the clamping spring 13 to realize the release of the roots; then the camera 26 observes the position of the roots and transmits signals to the controller 27, the controller 27 controls the cutting motor 28 to rotate and retract, drives the sliding shaft sleeve 19 to move upward, the first knife shaft connecting rod 16 and the second knife shaft connecting rod 18 rotate at the same time with the included angle gradually decreasing to make the upper disc knife 15 stretch outward, the third knife shaft connecting rod 20 and the fourth knife shaft connecting rod 21 rotate at the same time with the included angle gradually increasing to make the lower disc knife 15 retract inward, and the upper half of the roots is cut; then the controller 27 controls the cutting motor 28 to rotate and extend, drives the sliding shaft sleeve 19 to move downward, the first knife shaft connecting rod 16 and the second knife shaft connecting rod 18 rotate at the same time with the included angle gradually increasing to make the upper disc knife 15 retract inward, the third knife shaft connecting rod 20 and the fourth knife shaft connecting rod 21 rotate at the same time with the included angle gradually decreasing to make the lower disc knife 15 stretch outward, and the lower half of the roots is cut, during which the main shaft 25 rotates to drive the large bevel gear 50 to rotate, the large bevel gear 50 drives the cutting rotary shaft 24 to rotate, the cutting rotary shaft 24 drives the first knife shaft connecting rod 16, the second knife shaft connecting rod 18, the third knife shaft connecting rod 20 and the fourth knife shaft connecting rod 21 to rotate, and the upper and lower disc knives 15 stretch out and retract while additionally rotating to complete the stretching-out rotary cutting movement;The fourth gear 40 rotates to drive the fifth gear 41 to rotate, and then drive the first connecting rod 42, the second connecting rod 43 and the third connecting rod 45 to move. The movement of the second connecting rod 43 drives the slider 44 to reciprocate up and down in the sliding groove of the rack 5. The crank slider mechanism at both ends of the rack 5 rotates synchronously. The slider 44 drives the root breaking knife set downward into the soil through the root breaking transmission rod 30. The rotation of the third gear 39 drives the sixth gear 46 to rotate, and the rotation of the sixth gear 46 drives the seventh gear 47 to rotate. The rotation of the seventh gear 47 drives the root breaking cam transmission shaft 36 to rotate, and then drives the root breaking cam 35 to rotate. When the root breaking knife set reaches the lowest point, the root breaking cam 35 rotates to press down the root breaking knife rod 33. The root breaking knife 32 expands according to the outer blade contour through the groove of the root breaking shell 31. Then the slider 44 drives the root breaking knife set upward out of the soil through the root breaking transmission rod 30. During this period, the root breaking knife 32 cuts the roots. After being taken out of the soil, the root breaking cam 35 releases the pressure on the root breaking knife rod 33. The root breaking knife rod 33 is reset under the action of the supporting spring 34, and the root breaking is completed once.

[0023] It should be noted that in this document, such terms as "including", "comprising" or any other variant thereof are intended to cover non-exclusive inclusions, so that processes, methods, articles or devices including a series of elements not only include those elements, but also include other elements not explicitly listed, or inherent to such processes, methods, articles or devices.

[0024] Although the embodiments of the present application have been shown and described, it should be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A high-quality and efficient crop stubble crushing device with multiple postures, characterized by: The device comprises a frame (5), a stubble supporting device, a clamping device, a stubble cutting device, and a root crushing device. The stubble supporting device is arranged at the front end of the frame (5), the clamping device and the stubble cutting device are arranged in the middle of the frame, and the root crushing device is arranged at the rear end of the frame; the clamping device comprises a fan, a clamping cam (9), a clamping connecting rod (11), and a clamping rod (12); the fan comprises a first fan (6) and a second fan (7); the first fan (6) and the second fan (7) are respectively fixed to the frame (5); the second storage battery (8) is fixed to the frame (5), the second battery (8) is connected to the first fan (6) and the second fan (7) respectively through wires, the power input shaft (48) is rotatably mounted on the frame (5), the bevel gear on the power input shaft (48) is meshed with the small bevel gear (49), the small bevel gear (49) is fixed on the main shaft (25), the main shaft (25) is rotatably mounted on the frame (5), the first gear (37) is fixed on the main shaft (25), the second gear (38) is rotatably mounted on the frame (5) and is engaged with the first gear ( 37), the third gear (39) is rotatably mounted on the frame (5) and meshed with the second gear (38), the fourth gear (40) is fixedly mounted on the clamping transmission shaft (10) and meshed with the third gear (39), the clamping transmission shaft (10) is rotatably mounted on the frame (5), the clamping transmission shaft bevel gear (52) is fixedly mounted on the clamping transmission shaft (10), the clamping transmission shaft bevel gear (52) is meshed with the clamping cam bevel gear (53), and the clamping cam bevel gear (53) is coaxially fixedly mounted on the clamping cam (9 ), the clamping cam (9) is rotatably mounted on the frame (5), the middle portion of the clamping connecting rod (11) is rotatably mounted on the frame (5), one end of the clamping connecting rod (11) is in contact with the edge of the clamping cam (9), the other end of the clamping connecting rod (11) is hinged to one end of the clamping rod (12), the other end of the clamping rod (12) is inserted into the groove of the frame (5), and the clamping spring (13) is inserted into the clamping rod (12), and its two ends are in contact with the clamping rod (12) and the frame (5) respectively.

2. The high-quality and efficient crop stubble crushing device with multiple postures according to claim 1 is characterized by: The stubble cutting device comprises a cutter shaft connecting rod, a shaft sleeve, a fixed shaft (23), a stubble cutting rotating shaft (24), a stubble cutting knife and a stubble cutting motor (28); a large bevel gear (50) is fixed on a main shaft (25); the large bevel gear (50) is meshed with a stubble cutting rotating shaft bevel gear (51); the stubble cutting rotating shaft bevel gear (51) is fixed on the stubble cutting rotating shaft (24); the upper end of the fixed shaft (23) is fixed on a frame (5); the stubble cutting rotating shaft (24) is rotatably coaxially mounted on the fixed shaft (23); the above-mentioned cutter shaft connecting rod comprises a first cutter shaft connecting rod (16), a second cutter shaft connecting rod (18), a third cutter shaft connecting rod (20) and a fourth cutter shaft connecting rod (21); the shaft sleeve The utility model comprises an upper shaft sleeve (17), a sliding shaft sleeve (19) and a lower shaft sleeve (22), wherein the upper shaft sleeve (17) is rotatably mounted in a groove of a fixed shaft (23), one end of a first cutter shaft connecting rod (16) is hinged to the upper shaft sleeve (17), the other end of the first cutter shaft connecting rod (16) passes through a groove on a cutting rotary shaft (24) and is hinged to an upper disc cutter (15), one end of a second cutter shaft connecting rod (18) is hinged to the upper disc cutter (15), the other end of the second cutter shaft connecting rod (18) passes through a groove on a cutting rotary shaft (24) and is hinged to a sliding shaft sleeve (19), the sliding shaft sleeve (19) is reciprocally slidable and rotatable and is mounted in a groove of a fixed shaft (23), and the third cutter shaft One end of the connecting rod (20) is hinged to the sliding shaft sleeve (19), the other end of the third knife shaft connecting rod (20) passes through the groove on the cutting rotation shaft (24) and is hinged to the lower disc knife (15), one end of the fourth knife shaft connecting rod (21) is hinged to the lower disc knife (15), the other end of the fourth knife shaft connecting rod (21) passes through the groove on the cutting rotation shaft (24) and is hinged to the lower shaft sleeve (22), the lower shaft sleeve (22) is rotatably installed in the groove of the fixed shaft (23), the above-mentioned stubble cutting knife includes a vertical knife (14) and a disc knife (15), the vertical knife (14) knife holder and the disc knife (15) are fixed; the camera (26) is fixed on the upper part of the frame (5), the second battery (8 ) are connected to the camera (26) and the controller (27) respectively through wires, the camera (26) and the controller (27) are connected through wires, the controller (27) is fixed in the middle of the frame (5), the controller (27) is connected to the cutting motor (28) through wires, the cutting motor (28) is fixed in the fixed shaft (23) shaft, the third battery (29) is fixed in the fixed shaft (23) shaft, the third battery (29) is connected to the cutting motor (28) through wires, the cutting motor (28) and the telescopic rod are installed through threads, and the cross bar at the lower end of the telescopic rod passes through the groove on the fixed shaft (23) and can be slidably installed in the slide groove on the sliding sleeve (19).

3. The high-quality and efficient crop stubble crushing device with multiple postures according to claim 1 is characterized by: The root breaking device comprises a crank slider mechanism, a root breaking shell (31), a root breaking knife (32), a root breaking knife rod (33), a support spring (34) and a root breaking cam (35). The crank slider mechanism comprises a fifth gear (41), a first connecting rod (42), a second connecting rod (43), a slider (44) and a third connecting rod (45). The fifth gear (41) can be rotatably mounted on the frame (5) and meshed with the fourth gear (40). One end of the first connecting rod (42) can be rotatably mounted. The first connecting rod (42) is mounted on the fifth gear (41), the other end of the first connecting rod (42) is hinged to one end of the second connecting rod (43), the other end of the second connecting rod (43) is hinged to the slider (44), the slider (44) is slidably mounted on the frame (5), one end of the third connecting rod (45) is hinged to the middle of the second connecting rod (43), and the other end of the third connecting rod (45) is rotatably mounted on the slide groove of the frame (5); the two ends of the root breaking transmission rod (30) are respectively fixed on the two ends of the frame (5) The groove of the slider (44) is fixed in the groove of the root breaking shell (31), the root breaking shell (31) is fixed in the groove of the root breaking transmission rod (30), the tip of the root breaking knife (32) can be slidably installed in the groove of the root breaking shell (31), the groove of the root breaking knife (32) is hinged to the lower end of the root breaking knife rod (33), the root breaking knife rod (33) and the root breaking shell (31) are coaxially slidably installed, and the support spring (34) is installed on the root breaking knife rod (33), and its two ends are respectively in contact with the root breaking shell (31) and the root breaking knife rod (33). The upper end of the rod (33) is in contact with the root breaking cam (35), the root breaking cam (35) is fixed on the root breaking cam transmission shaft (36), the root breaking cam transmission shaft (36) is rotatably mounted on the rear end of the frame (5), the sixth gear (46) is rotatably mounted on the frame (5) and meshed with the third gear (39), and the seventh gear (47) is fixed on the root breaking cam transmission shaft (36) and meshed with the sixth gear (46), thereby forming a high-quality and efficient crop multi-posture root stubble crushing device.

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