Novel vibration soil-breaking double-roller device of peanut harvester

Abstract

The utility model discloses a novel vibration soil-breaking double-roller device of a peanut harvester, which comprises a vibration soil-breaking roller and a lower carrier roller, and a gap is arranged between the vibration soil-breaking roller and the lower carrier roller. The vibration soil breaking roller comprises a roller with the left end and the right end open, a left end cover and a right end cover are welded to the two ends of the roller respectively, the left end cover is connected with a rotating shaft, a first bearing is arranged on the rotating shaft, a center through hole is formed in the center of the right end cover, and a vibration shaft is inserted into the roller through the center through hole. The left end of the vibration shaft is connected with the right end face of the left end cover through a second bearing, a first eccentric wheel and a second eccentric wheel are symmetrically installed on the vibration shaft through a first flat key and a second flat key respectively, and a third bearing is arranged at the joint of the vibration shaft and the right end cover and arranged on the left side of the right end cover. The vibration shaft is provided with a fourth bearing on the right side of the right end cover. The vibration soil breaking roller is simple in structure and convenient to operate, and the technical problem that an existing vibration soil breaking roller of a complex structure is prone to breaking down is effectively solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of agricultural machinery, and in particular relates to a novel vibration soil-crushing double roller device for a peanut harvester. Background Art

[0002] With the development of social science and technology, agricultural machinery is more widely used in agricultural farming, and it is becoming more and more automated, fully-processed and user-friendly. The same is true for peanut harvesters. From traditional manual digging to mechanical digging, and then to mechanical peanut harvesters, the mechanization of peanut harvesting has been realized, which has improved labor efficiency, saved a lot of farming time, and effectively alleviated the situation of farmers being too nervous and having high labor intensity during the harvest season.

[0003] The Chinese invention patent with document number CN105265088B discloses a peanut harvester with a roller vibrating soil crushing device, comprising a frame, a gearbox, a left transmission device, a right transmission device and a conveying device are arranged on the frame, a tail wheel is arranged at the lower part of the rear end of the frame, a traction frame is arranged at the upper part of the frame, a left bracket and a right bracket fixed on the left and right sides of the middle part of the frame are arranged below the traction frame, an adjustment handle is arranged on the top of the left bracket and the right bracket, a traction roller is rotatably arranged between the bottoms of the left bracket and the right bracket, a lifting shovel fixed to the bottom of the frame is arranged behind the traction roller, a left seedling pulling roller and a right seedling pulling roller are arranged on the left and right sides of the lifting shovel and rotate vertically respectively at the front end of the frame, and a left horizontal sector gear and a right horizontal sector gear are arranged on the tops of the left seedling pulling roller and the right seedling pulling roller respectively; the conveying device is arranged in an inclined manner with the front lower and the rear higher, and the gearbox is connected to the conveying device through the left transmission device. The peanut harvester has a reasonable structure and high efficiency when used in soil sticking areas or rainy seasons. However, the new vibration soil crushing roller device of the peanut harvester is prone to malfunction during the peanut harvesting process, resulting in unclean peanut picking and reduced work efficiency. Therefore, a new vibration soil crushing roller device for a peanut harvester with a strong structure and a long service life is needed. Utility Model Content

[0004] In order to solve the deficiencies in the prior art, the utility model provides a new type of vibrating soil crushing roller device for a peanut harvester with a firm structure and a long service life. By changing the structure of the roller, a vibrating shaft is arranged in the roller, and a first eccentric wheel and a second eccentric wheel are respectively installed on the vibrating shaft through a first flat key and a second flat key, so that the overall structure is more reliable, the failure rate is reduced, the service life is extended, and the work efficiency is improved.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a new type of vibration soil crushing roller device for peanut harvester, comprising a left fixed column and a right fixed column symmetrically arranged on the peanut harvester, a left long hole is opened on the left fixed column, a right long hole is opened on the right fixed column, a left swing arm arranged front and back is correspondingly installed in the left long hole, and a right swing arm arranged front and back is correspondingly installed in the right long hole, a vibration soil crushing roller is arranged between the front ends of the left swing arm and the right swing arm, a lower roller is arranged in front and below the vibration soil crushing roller, and there is a gap between the vibration soil crushing roller and the lower roller;

[0006] The vibrating soil crushing roller comprises a roller with openings at both ends, a left end cover and a right end cover are respectively welded at both ends of the roller, the left end cover is connected to the rotating shaft, a first bearing is arranged on the rotating shaft, a center through hole is arranged at the center of the right end cover, the vibrating shaft is inserted in the roller through the center through hole, the left end of the vibrating shaft is connected to the right end surface of the left end cover through the second bearing, a symmetrically arranged first eccentric wheel and a second eccentric wheel are respectively installed on the vibrating shaft through a first flat key and a second flat key, a third bearing is arranged at the connection between the vibrating shaft and the right end cover, the third bearing is arranged on the left side of the right end cover, and a fourth bearing is arranged on the vibrating shaft at the right side of the right end cover.

[0007] A left tension spring is arranged at the front end of the left swing arm, and a right tension spring is arranged at the front end of the right swing arm. One end of the left tension spring is connected to the left swing arm, and the other end is connected to the frame of the peanut harvester. One end of the right tension spring is connected to the right swing arm, and the other end is connected to the frame of the peanut harvester.

[0008] A left compression spring is arranged below the front end of the left swing arm, and the left compression spring is correspondingly sleeved on a left fixed column arranged on the frame of the peanut harvester, the top end of the left compression spring is connected to the lower surface of the front end of the left swing arm, and the lower end of the left compression spring is connected to the frame of the peanut harvester;

[0009] A right compression spring is arranged below the front end of the right swing arm, and the right compression spring is correspondingly sleeved on a right fixed column arranged on the frame of the peanut harvester. The top end of the right compression spring is connected to the lower surface of the front end of the right swing arm, and the lower end of the right compression spring is connected to the frame of the peanut harvester.

[0010] The two ends of the lower roller are rotatably connected to the two sides of the peanut harvester frame, and the middle part of the lower roller is provided with a middle groove.

[0011] The rotating shaft is connected to the output shaft of the peanut harvester gearbox, and the vibration shaft is connected to the output shaft of the gearbox through an umbrella-shaped direction-changing gear, so that the rotating shaft and the vibration shaft rotate in opposite directions.

[0012] By adopting the above technical scheme, when the utility model is in use, the novel vibrating soil-crushing roller device of the present application is installed at the corresponding position behind the shovel of the peanut harvester. When the peanut harvester pulls the peanut vines out of the soil, they are transported. During the transportation process, the novel vibrating soil-crushing roller device of the present application is passed through. The rotating shaft of the present application drives the roller to rotate, and the vibration shaft drives the rotation in the roller to rotate in the opposite direction to generate vibration. When the peanut vines with soil pass through the vibration and extrusion of the vibrating soil-crushing roller and the lower supporting roller, the soil carried by the peanut vines will be crushed, squeezed and fallen off, thereby effectively improving the peanut harvesting efficiency.

[0013] The present application simplifies the internal structure of the roller, and while retaining only the first eccentric wheel and the second eccentric wheel, provides corresponding first and second flat keys at the position where the first eccentric wheel is connected to the vibration shaft and at the position where the second eccentric wheel is connected to the vibration shaft, thereby effectively improving the reliability of the structure and avoiding the high failure rate during operation. Furthermore, the connection between the rotating shaft and the roller is changed to welding, thereby avoiding the problem of the original bolt connection being easy to fall off.

[0014] To sum up, the present application has a simple structure and is easy to operate. By changing the structure of the vibrating soil crushing roller, the first eccentric wheel and the second eccentric wheel are tightly retained in the roller, which greatly reduces the production cost and avoids the high failure rate. It effectively solves the technical problem that the existing vibrating soil crushing roller with a complex structure is prone to failure. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a left view of the utility model installed on a peanut harvester;

[0016] Figure 2 This is a right side view of the utility model installed on a peanut harvester;

[0017] Figure 3 The utility model is a schematic diagram of the internal structure of the vibrating soil crushing roller.

[0018] Figure numerals: 1. left fixed column; 2. right fixed column; 3. left swing arm; 4. right swing arm; 5. vibrating soil-breaking roller; 6. lower roller; 7. roller; 8. left end cover; 9. right end cover; 10. rotating shaft; 11. vibrating shaft; 12. first eccentric wheel; 13. second eccentric wheel; 14. first flat key; 15. second flat key; 16. first bearing; 17. second bearing; 18. third bearing; 19. fourth bearing; 20. left compression spring; 21. right compression spring; 22. peanut harvester; 23. right tension spring; 24. left tension spring. DETAILED DESCRIPTION

[0019] like Figure 1-Figure 3As shown, the novel vibration soil crushing roller device of the peanut harvester of the utility model comprises a left fixed column 1 and a right fixed column 2 which are symmetrically arranged on the peanut harvester 22, the left fixed column 1 is provided with a left long hole, the right fixed column 2 is provided with a right long hole, a left swing arm 3 which is arranged front and back is correspondingly installed in the left long hole, and a right swing arm 4 which is arranged front and back is correspondingly installed in the right long hole, a vibration soil crushing roller 5 is arranged between the front ends of the left swing arm 3 and the right swing arm 4, a lower roller 6 is arranged in front and below the vibration soil crushing roller 5, and there is a gap between the vibration soil crushing roller 5 and the lower roller 6;

[0020] The vibrating soil crushing roller 5 includes a roller 7 with openings at both ends, a left end cover 8 and a right end cover 9 are welded to both ends of the roller 7, the left end cover 8 is connected to the rotating shaft 10, a first bearing 16 is arranged on the rotating shaft 10, a center through hole is arranged at the center of the right end cover 9, a vibration shaft 11 is inserted into the roller 7 through the center through hole, the left end of the vibration shaft 11 is connected to the right end surface of the left end cover 8 through the second bearing 17, a symmetrically arranged first eccentric wheel 12 and a second eccentric wheel 13 are respectively installed on the vibration shaft 11 through a first flat key 14 and a second flat key 15, a third bearing 18 is arranged at the connection between the vibration shaft 11 and the right end cover 9, the third bearing 18 is arranged on the left side of the right end cover 9, and a fourth bearing 19 is arranged on the vibration shaft 11 at the right side of the right end cover 9.

[0021] A left tension spring 24 is provided at the front end of the left swing arm 3, and a right tension spring 23 is provided at the front end of the right swing arm 4. One end of the left tension spring 24 is connected to the left swing arm 3, and the other end is connected to the frame of the peanut harvester 22. One end of the right tension spring 23 is connected to the right swing arm 4, and the other end is connected to the frame of the peanut harvester 22.

[0022] A left compression spring 20 is provided below the front end of the left swing arm 3. The left compression spring 20 is correspondingly sleeved on a left fixed column provided on the frame of the peanut harvester 22. The top end of the left compression spring 20 is connected to the lower surface of the front end of the left swing arm 3, and the lower end of the left compression spring 20 is connected to the frame of the peanut harvester 22.

[0023] A right compression spring 21 is arranged below the front end of the right swing arm 4. The right compression spring 21 is correspondingly mounted on a right fixed column arranged on the frame of the peanut harvester 22. The top end of the right compression spring 21 is connected to the lower surface of the front end of the right swing arm 4, and the lower end of the right compression spring 21 is connected to the frame of the peanut harvester 22.

[0024] The two ends of the lower roller 6 are rotatably connected to the two sides of the frame of the peanut harvester 22, and the middle part of the lower roller 6 is provided with a middle groove.

[0025] The rotating shaft 10 is connected to the output shaft of the gearbox of the peanut harvester 22, and the vibrating shaft 11 is connected to the output shaft of the gearbox through an umbrella-shaped direction-changing gear, so that the rotating shaft 10 and the vibrating shaft 11 rotate in opposite directions.

[0026] When the utility model is in use, the novel vibrating soil-crushing roller device of the present application is installed at the corresponding position behind the shovel of the peanut harvester 22. When the peanut harvester 22 pulls the peanut vines out of the soil, they are transported. During the transportation process, the novel vibrating soil-crushing roller device of the present application is passed through. The rotating shaft 10 of the present application drives the roller 7 to rotate, and the vibration shaft 11 drives the rotation to rotate in the opposite direction inside the roller 7 to generate vibration. When the peanut vines with soil pass through the vibration and extrusion of the vibrating soil-crushing roller 5 and the lower roller 6, the soil carried by the peanut vines will be crushed, squeezed and fallen off, thereby effectively improving the peanut harvesting efficiency.

[0027] The present application simplifies the internal structure of the roller 7, and only retains the first eccentric wheel 12 and the second eccentric wheel 13, and sets corresponding first flat keys 14 and second flat keys 15 at the position where the first eccentric wheel 12 is connected to the vibration shaft 11 and the position where the second eccentric wheel 13 is connected to the vibration shaft 11, thereby effectively improving the reliability of the structure and avoiding the high failure rate during operation. Furthermore, the connection between the rotating shaft 10 and the roller 7 is changed to welding, thereby avoiding the problem that the original bolt connection is easy to fall off. The present application has a simple structure and is easy to operate. By changing the structure of the vibrating soil crushing roller 5, the first eccentric wheel 12 and the second eccentric wheel 13 are tightly retained in the roller 7, which greatly reduces the production cost and avoids the high failure rate, effectively solving the technical problem that the existing vibrating soil crushing roller 5 with a complex structure is prone to failure.

[0028] This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the utility model are within the protection scope of the technical solution of the utility model.

Claims

1. The new vibration soil crushing roller device of peanut harvester is characterized by: It comprises a left fixed column and a right fixed column which are symmetrically arranged on the peanut harvester, a left long hole is opened on the left fixed column, a right long hole is opened on the right fixed column, a left swing arm which is arranged front and back is installed in the left long hole correspondingly, a right swing arm which is arranged front and back is installed in the right long hole correspondingly, a vibrating soil crushing roller is arranged between the front ends of the left swing arm and the right swing arm, a lower supporting roller is arranged in front and below the vibrating soil crushing roller, and there is a gap between the vibrating soil crushing roller and the lower supporting roller; The vibrating soil crushing roller comprises a roller with openings at both ends, a left end cover and a right end cover are respectively welded at both ends of the roller, the left end cover is connected to the rotating shaft, a first bearing is arranged on the rotating shaft, a center through hole is arranged at the center of the right end cover, the vibrating shaft is inserted in the roller through the center through hole, the left end of the vibrating shaft is connected to the right end surface of the left end cover through the second bearing, a symmetrically arranged first eccentric wheel and a second eccentric wheel are respectively installed on the vibrating shaft through a first flat key and a second flat key, a third bearing is arranged at the connection between the vibrating shaft and the right end cover, the third bearing is arranged on the left side of the right end cover, and a fourth bearing is arranged on the vibrating shaft at the right side of the right end cover.

2. The novel vibration soil crushing roller device for peanut harvester according to claim 1 is characterized in that: A left tension spring is arranged at the front end of the left swing arm, and a right tension spring is arranged at the front end of the right swing arm. One end of the left tension spring is connected to the left swing arm, and the other end is connected to the frame of the peanut harvester. One end of the right tension spring is connected to the right swing arm, and the other end is connected to the frame of the peanut harvester.

3. The novel vibration soil crushing roller device for peanut harvester according to claim 2 is characterized in that: A left compression spring is arranged below the front end of the left swing arm, and the left compression spring is correspondingly sleeved on a left fixed column arranged on the frame of the peanut harvester, the top end of the left compression spring is connected to the lower surface of the front end of the left swing arm, and the lower end of the left compression spring is connected to the frame of the peanut harvester; A right compression spring is arranged below the front end of the right swing arm, and the right compression spring is correspondingly sleeved on a right fixed column arranged on the frame of the peanut harvester. The top end of the right compression spring is connected to the lower surface of the front end of the right swing arm, and the lower end of the right compression spring is connected to the frame of the peanut harvester.

4. The novel vibration soil crushing roller device for peanut harvester according to claim 3 is characterized in that: The two ends of the lower roller are rotatably connected to the two sides of the peanut harvester frame, and the middle part of the lower roller is provided with a middle groove.

5. The novel vibration soil crushing roller device for peanut harvester according to claim 4 is characterized in that: The rotating shaft is connected to the output shaft of the peanut harvester gearbox, and the vibration shaft is connected to the output shaft of the gearbox through an umbrella-shaped direction-changing gear, so that the rotating shaft and the vibration shaft rotate in opposite directions.

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