CN214228916U

CN214228916U - Potato vine killing machine

Info

Publication number: CN214228916U
Application number: CN202023001206.6U
Authority: CN
Inventors: 柳国光; 王涛; 张良; 程林润; 蒋梅巧
Original assignee: Jinhua Academy of Agricultural Sciences
Current assignee: Jinhua Academy of Agricultural Sciences
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-09-21
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a climing machine is killed to potato belongs to agricultural machine technical field. The cutting device solves the problems that the cutting device of the existing vine killing machine is fixed at the bottom of a furrow contacted with a rear wheel of a tractor, and can cause insufficient cutting or damage a cutter and the like when cutting operation is carried out. The utility model discloses a frame is equipped with cutting device in the frame and is used for cutting potato tendril, still is equipped with a drive arrangement in the frame and is used for controlling the relative running gear lift of frame, and the front portion of frame is equipped with a displacement detection device, and this displacement detection device is used for detecting the offset that cuts device and ridge top when killing the tendril machine and marcing, and drive arrangement adjusts the relative position on cutting device and ridge top in real time through this offset. The utility model has the advantages of through detecting wheel and displacement sensor, detect out the offset on cutting device and ridge top to the relative position on real-time adjustment cutting device and ridge top guarantees fully to cut tendril, improves work efficiency.

Description

Potato vine killing machine

Technical Field

The utility model belongs to the technical field of agricultural machine, a climing machine is killed to potato is related to.

Background

The potato is a sprawling crop, the vines of the potato usually grow to 1.5-2.5m, are luxuriant in growth, crawl in ridges, are interlaced and wound, and are seriously difficult to separate. At present, the more used potato vine-killing machines are mostly used for cutting vines by cutting devices arranged on the vine-killing machines by digging the vine-killing machines between two cage ditches and driving along ridges.

The common vine killing machine is fixed on a tractor in a three-point suspension mode, a cutting device for cutting vines is arranged on the vine killing machine, meanwhile, the ridge tops of ridges are uneven in height, but the height of the cutting device from the bottom of a furrow in contact with the rear wheel of the tractor is fixed, when cutting operation is carried out, the ridge top with the lower height is far away from the cutting device, so that cutting is insufficient, the ridge top with the higher height is close to the cutting device, a cutter on the cutting device can touch the ridge top, damage is caused to the cutter, or potatoes are cut.

In the above situation, the secondary manual treatment is needed to fully cut the vines on the ridges, or the loss of the potatoes is caused, so that the cost of manual operation and the damage loss of the potatoes are increased, and the subsequent mechanized harvesting is influenced due to the unsatisfactory vine killing effect. With the acceleration of land circulation speed, the number of potato planting households in China is continuously increased, and the demand for potato vine killing equipment with higher production efficiency is more and more urgent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of the prior vine killing machine for potato, and provides a vine killing machine which can adjust the distance between the vine killing machine and the ridge top in real time, so that vine fully cut by a cutting device on the vine killing machine can be prevented from damaging the potato vine killing machine.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a potato vine killing machine, its characterized in that includes the frame, is equipped with cutting device in the frame and is used for cutting potato vine, the vine killing machine still includes the running gear who has the function of marcing, and this running gear and frame swing joint still are equipped with a drive arrangement in the frame and are used for controlling the relative running gear of frame and go up and down, the front portion of frame is equipped with a displacement detection device, and this displacement detection device is used for detecting the offset of cutting device and ridge top when the vine killing machine marchs, and above-mentioned drive arrangement adjusts the relative position of cutting device and ridge top through this offset in real time.

In the potato vine killer, the walking mechanism comprises a tractor.

In the potato vine killing machine, the displacement detection device comprises a detection wheel, a displacement sensor and a mounting seat, the detection wheel is rotatably arranged at the lower end of the mounting seat, the lower end of the displacement sensor is connected with the mounting seat, and the upper end of the displacement sensor is connected with the rack through an adjusting rod.

In the potato vine killing machine, the two sets of displacement detection devices are arranged at the bottom of the rack at intervals.

In the potato vine killing machine, the upper end of the adjusting rod is provided with external threads, the rack is provided with a threaded hole, and the adjusting rod and the rack are subjected to height adjustment in a mode of butt joint of the internal threads and the external threads.

In the above-mentioned climber is killed to potato, drive arrangement include pneumatic cylinder and pivot, the pivot transversely is on a parallel with the frame and rotates and set up in the front portion of frame, the both ends of pivot are equipped with connecting portion respectively, the cylinder body of two pneumatic cylinders links firmly with corresponding connecting portion, rotate respectively on the piston rod of pneumatic cylinder and be equipped with a walking wheel.

In the potato vine-killing machine, two ends of the rotating shaft are rotatably arranged on the frame through a bearing seat respectively.

In the potato vine cutter, the rear part of the rack is provided with a first butt joint part and a second butt joint part, and the rack is in butt joint with the tractor through the first butt joint part and the second butt joint part.

In the above-mentioned potato vine killing machine, the cutting device includes a cutting cover, a cutting blade, blade seats and a cutter shaft, the cutter shaft is rotatably disposed in the cutting cover, the blade seats are uniformly and fixedly disposed on the cutter shaft at intervals along the axial direction of the cutter shaft, the cutting blade is rotatably disposed on each corresponding blade seat, and the cutting cover is further fixedly provided with a cutting motor for driving the cutter shaft to rotate.

In the potato vine killing machine, the lengths of the cutting blades are gradually reduced from the outermost sides to the center of the cutter shaft along the axial direction of the cutter shaft.

In the potato vine killer, the cutting blade is in a long strip shape.

In the potato vine cutter, the cutting device further comprises circular knives symmetrically and fixedly arranged on two sides of each cutting blade.

In the potato vine-killing machine, the inner top wall of the cutting cover is provided with seedling-blocking grids which are uniformly arranged at intervals along the axial direction of the cutter shaft, and the positions of the seedling-blocking grids correspond to the positions of the cutting blade sides.

In the potato vine-killing machine, the lengths of the seedling-blocking grids are gradually decreased from the outermost sides to the center of the cutter shaft along the axial direction of the cutter shaft.

Compared with the prior art, at the climing machine in-process of marcing that kills, the utility model discloses a detect wheel and displacement sensor, detect out the offset on cutting device and ridge top to control the frame through the pneumatic cylinder according to above-mentioned offset and go up and down, thereby adjust the relative position on cutting device and ridge top in real time, make cutting device adjust to the most suitable cutting height, guarantee fully to cut the climing, improve work efficiency, reduced manual operation's cost.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

fig. 2 is a schematic view of another angle of the general structure of the present invention;

fig. 3 is a schematic structural diagram of the displacement detecting device of the present invention.

In the figure, 1, a frame; 2. detecting a wheel; 3. a mounting seat; 4. a displacement sensor; 5. adjusting a rod; 6. a rotating shaft; 7. a hydraulic cylinder; 8. a traveling wheel; 9. a connecting portion; 10. a bearing seat; 11. a first mating portion; 12. a second docking portion; 13. cutting the cover; 14. a cutting blade; 15. a blade seat; 16. a cutter shaft; 17. a wafer knife; 18. a seedling blocking grid.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, a climing machine is killed to potato, including frame 1, be equipped with cutting device in frame 1 and be used for cutting potato tendril, kill climing machine still including the tractor that has the function of marcing, frame 1 and tractor swing joint still are equipped with a drive arrangement in frame 1 and are used for controlling the relative running gear lift of frame 1, the front portion of frame 1 is equipped with a displacement detection device, and this displacement detection device is used for detecting the offset of cutting device and ridge top when killing climing machine and marcing, and above-mentioned drive arrangement adjusts the relative position on cutting device and ridge top in real time through this offset.

As shown in fig. 3, the displacement detecting device includes a detecting wheel 2, a displacement sensor 4 and a mounting base 3, the detecting wheel 2 is rotatably disposed at the lower end of the mounting base 3, the lower end of the displacement sensor 4 is connected with the mounting base 3, the upper end of the displacement sensor is connected with the rack 1 through an adjusting rod 5, the upper end of the adjusting rod 5 is provided with an external thread, the rack 1 is provided with a threaded hole, and the adjusting rod 5 and the rack 1 are subjected to height adjustment in a manner of butt joint of the internal thread and the external thread. The displacement detection devices are arranged at the bottom of the machine frame 1 at intervals.

The driving device comprises hydraulic cylinders 7 and a rotating shaft 6, the rotating shaft 6 is transversely parallel to the rack 1 and is rotatably arranged in the front of the rack 1, two ends of the rotating shaft 6 are rotatably arranged on the rack 1 through bearing seats 10 respectively, two ends of the rotating shaft 6 are provided with connecting parts 9 respectively, the cylinder bodies of the two hydraulic cylinders 7 are fixedly connected with the corresponding connecting parts 9, and piston rods of the hydraulic cylinders 7 are respectively rotatably provided with a walking wheel 8.

The cutting device comprises a cutting cover 13, cutting blades 14, blade seats 15 and a cutter shaft 16, wherein the cutter shaft 16 is rotatably arranged in the cutting cover 13, the blade seats 15 are fixedly arranged on the cutter shaft 16 at even intervals along the axial direction of the cutter shaft 16, the cutting blades 14 are rotatably arranged on the corresponding blade seats 15, and a cutting motor is fixedly arranged on the cutting cover 13 and used for driving the cutter shaft 16 to rotate. The length of the cutting blade 14 is gradually decreased from the outermost sides to the center of the cutter shaft 16 along the axial direction of the cutter shaft 16. The cutting blade 14 is in the form of an elongated sheet. The cutting device also comprises a circular blade 17, and the two circular blades 17 are symmetrically and fixedly arranged at two sides of each cutting blade 14. The vines of the furrows on the two sides of the ridge are cut off through the two circular blade knives 17, and the problem that the vines are too long and are wound into the cutting blade 14 to affect cutting is avoided.

The inner top wall of the cutting cover 13 is provided with seedling-blocking grids 18, a plurality of seedling-blocking grids 18 are evenly arranged along the axial direction of the cutter shaft 16 at intervals, and the position of each seedling-blocking grid 18 corresponds to the position of the side of each cutting blade 14. The length of the seedling-blocking grid 18 is gradually decreased from the outermost sides to the center of the cutter shaft 16 along the axial direction of the cutter shaft 16. When the cutting device cuts the vines, part of the vines are wound on the cutting blade 14, and when the cutting blade 14 rotates, the vines are blocked by the seedling blocking grids 18 and fall off, so that the problem that the vines on the cutting blade 14 are wound too much to affect cutting is avoided.

The working principle of the utility model is as follows:

in the advancing process of the vine killing machine, when the distance between the ridge top and the cutting device is too large, the detection wheel 2 is positioned above the ridge top, no displacement data is output by the displacement sensor 4, at the moment, the hydraulic cylinder 7 controls the piston rod of the hydraulic cylinder to retract inwards, the height of the rack 1 is reduced, the distance between the cutting device and the ridge top is reduced until the detection wheel 2 abuts against the ridge top, the displacement data output by the displacement sensor 4 is the same as a preset numerical value, and the piston rod of the hydraulic cylinder 7 stops moving;

when the distance between the ridge top and the cutting device is too small, the detection wheel 2 is abutted against the ridge top, the displacement data output by the displacement sensor 4 exceeds a preset value, the hydraulic cylinder 7 controls the piston rod of the hydraulic cylinder to extend outwards to raise the height of the rack 1, the distance between the cutting device and the ridge top is increased until the displacement data output by the displacement sensor 4 is the same as the preset data, and the piston rod of the hydraulic cylinder 7 stops moving, so that the distance between the cutting device and the top wall of the ridge is adjusted in real time, and the vines are fully cut.

It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended manner, i.e. in a manner equivalent to "including at least … …", and not in a closed manner, i.e. in a manner not to be interpreted as "including … … only".

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a potato vine killing machine, its characterized in that includes frame (1), is equipped with cutting device on frame (1) and is used for cutting potato vine, the vine killing machine still includes the running gear who has the function of marcing, and this running gear and frame (1) swing joint, still is equipped with a drive arrangement on frame (1) and is used for controlling frame (1) relative running gear lift, the front portion of frame (1) is equipped with a displacement detection device, and this displacement detection device is used for detecting the offset of cutting device and ridge top when the vine killing machine marchs, and the relative position of cutting device and ridge top is adjusted in real time through this offset to above-mentioned drive arrangement.

2. The potato vine killer of claim 1, wherein said traveling mechanism comprises a tractor.

3. The potato vine killing machine as claimed in claim 1, wherein the displacement detection device comprises a detection wheel (2), a displacement sensor (4) and a mounting seat (3), the detection wheel (2) is rotatably arranged at the lower end of the mounting seat (3), the lower end of the displacement sensor (4) is connected with the mounting seat (3), and the upper end of the displacement sensor is connected with the rack (1) through an adjusting rod (5).

4. A potato vine killer according to claim 1, wherein said displacement detection devices are arranged in two groups at intervals at the bottom of the machine frame (1).

5. The potato vine killer according to claim 3, wherein the upper end of the adjusting rod (5) is provided with an external thread, the rack (1) is provided with a threaded hole, and the adjusting rod (5) and the rack (1) are adjusted in height in a butt joint mode of the internal thread and the external thread.

6. The potato vine killing machine as claimed in claim 1, wherein the driving device comprises a hydraulic cylinder (7) and a rotating shaft (6), the rotating shaft (6) is transversely parallel to the frame (1) and is rotatably arranged at the front part of the frame (1), two ends of the rotating shaft (6) are respectively provided with a connecting part (9), the bodies of the two hydraulic cylinders (7) are fixedly connected with the corresponding connecting parts (9), and piston rods of the hydraulic cylinders (7) are respectively rotatably provided with a traveling wheel (8).

7. A potato vine killer according to claim 2, wherein said frame (1) has a first butt-joint portion (11) and a second butt-joint portion (12) at the rear, and said frame (1) is butt-jointed to said tractor through said first butt-joint portion (11) and said second butt-joint portion (12).

8. The potato vine killing machine as claimed in claim 1, wherein the cutting device comprises a cutting cover (13), cutting blades (14), blade seats (15) and a cutter shaft (16), the cutter shaft (16) is rotatably arranged in the cutting cover (13), the blade seats (15) are fixedly arranged on the cutter shaft (16) at even intervals along the axial direction of the cutter shaft (16), the cutting blades (14) are rotatably arranged on the corresponding blade seats (15), a cutting motor is further fixedly arranged on the cutting cover (13) and used for driving the cutter shaft (16) to rotate, and the lengths of the cutting blades (14) are sequentially decreased from the outermost sides to the center of the cutter shaft (16) along the axial direction of the cutter shaft (16).

9. A potato vine killer according to claim 8, wherein said cutting means further comprises circular knives (17), said circular knives (17) being symmetrically fixed on both sides of each cutting blade (14).

10. The potato vine-killing machine as claimed in claim 8, wherein the inner top wall of the cutting cover (13) is provided with seedling-blocking grids (18), a plurality of seedling-blocking grids (18) are evenly and axially spaced along the cutter shaft (16), the position of each seedling-blocking grid (18) corresponds to the position of the side of each cutting blade (14), and the length of each seedling-blocking grid (18) is gradually decreased from the outermost side to the center of the cutter shaft (16) along the axial direction of the cutter shaft (16).