CN210328554U

CN210328554U - Adjustable cutting device of head vegetable harvester

Info

Publication number: CN210328554U
Application number: CN201920869135.XU
Authority: CN
Inventors: 李天华; 孟志伟; 孙振军; 周凯; 李广华; 王文; 施国英
Original assignee: Shandong Agricultural University
Current assignee: Shandong Agricultural University
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-04-17
Anticipated expiration: 2029-06-11

Abstract

The utility model relates to a cutting device of nodulation class vegetable harvester with adjustable, including fixed establishment, install the drive mechanism on fixed establishment, and with fixed establishment articulated coupling mechanism, coupling mechanism and harvester promote conveyor's chassis rigid coupling, still install drive fixed establishment around horizontal hinge pivoted adjustment mechanism on harvester promotes conveyor's the chassis. The utility model can adjust the cutting angle between the disc cutter and the nodulation vegetable root and stem according to the actual working condition by rotating the handle, thereby realizing effective cutting; the rotating speed of the disc cutter can be changed by changing the rotating speed of the cutter motor of the transmission mechanism, so that the cutting efficiency and the cutting quality are improved; by changing the type of the disc cutter at the actuating end of the transmission mechanism, the cutting energy consumption can be reduced, and the cutting reaction force can be reduced; the vegetable cutting machine can cut vegetables accurately, can reduce damage to the vegetables in the cutting process, can improve cutting efficiency, and achieves efficient and low-loss harvesting of the nodulated vegetables.

Description

Adjustable cutting device of head vegetable harvester

Technical Field

The utility model relates to the field of agricultural machinery, especially, relate to results cutting field of knot ball class vegetables, specifically indicate a cutting device of knot ball class vegetables harvester with adjustable.

Background

In recent years, the total production amount of vegetables in China exceeds that of food crops, so that the vegetables become the first big agricultural products, and the trend is continued in the future. The nodulizing vegetables are main vegetable types in China, the nodulizing vegetables in most areas in China are harvested manually, although the nodulizing vegetable harvesters are used in a few areas, most of the existing harvesters have working procedures of firstly pulling and then cutting, the working mode has large damage to the vegetables, and the cutting effect is not ideal. With the continuous improvement of the cognitive level of people and the continuous development of scientific technology, the mechanized harvesting of the nodulized vegetables is the future development direction.

The cutting device is used as an important component of the harvester, the harvesting efficiency of the harvester is determined, the unreasonable design of the cutting device directly influences the cutting qualification rate of the harvester, and the conveying success rate of the harvester is indirectly influenced. The cutting device applied to the existing harvester has the advantages of low cutting efficiency, poor root cutting accuracy, high cutting damage and high cutting energy consumption, and the reverse acting force of the cutter in the cutting process is also very large.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide a cutting device of nodulizing class vegetable harvester with adjustable, solved the cutting inefficiency of nodulizing class vegetables, cut the root incomplete, the cutting easily harms, the cutting energy consumption is big and the big problem of cutting reaction force.

The utility model discloses a through following technical scheme realizes, provide a cutting device of nodding ball class vegetable harvesting machine with adjustable, including fixed establishment, install the drive mechanism on fixed establishment to and through horizontal hinge with fixed establishment articulated coupling mechanism, coupling mechanism and harvester promote conveyor's chassis rigid coupling, still install drive fixed establishment on harvester promotes conveyor's the chassis and wind horizontal hinge pivoted adjustment mechanism.

Drive mechanism is as cutting executive component in this scheme, regards fixed establishment as drive mechanism's carrier, and easy to assemble utilizes coupling mechanism to provide for fixed establishment and hangs the support to cooperation adjustment mechanism keeps fixed establishment's stability, and when needing to adjust, drives fixed establishment through adjustment mechanism and rotates around horizontal hinge, realizes among the drive mechanism that the cutter changes with the cutting angle of nodulation class vegetable rhizome, thereby realizes effectively cutting.

As optimization, adjustment mechanism includes the pivot of being connected bait, being connected the bait coupling with the regulation of harvester promotion conveyor's chassis rigid coupling to and with the regulation fixed bait of fixed establishment rigid coupling, adjust the articulated regulation diaphragm of fixed bait, the pivot is parallel with horizontal hinge and the rigid coupling has the pivot connecting plate in the pivot, the pivot connecting plate is articulated with the regulation diaphragm. This adjustment mechanism of optimization scheme simple structure, it is reliable to pass power, and it is very convenient to operate, and when rotating the pivot, the pivot connecting plate drives the regulation diaphragm and removes, will do all can through adjusting fixed bait and pass to fixed establishment, makes fixed establishment rotate around horizontal hinge to drive mechanism and rotate, reach the purpose that changes cutting angle between cutter and the nodulation class vegetable rhizome.

Preferably, a handle is fixedly connected to the rotating shaft. This optimization scheme is through setting up the handle, and the convenient countershaft rotates the operation, has improved regulation efficiency, and the handle can set up with the pivot is perpendicular.

Preferably, the rotating shaft is sleeved with an adjusting disc which is positioned on one side of the handle and fixedly connected with the underframe of the lifting and conveying device of the harvester, the adjusting disc is provided with a plurality of positioning holes distributed along an arc shape, and the handle is provided with positioning pins corresponding to the positioning holes in a penetrating manner. The pivot among this optimization scheme can rotate for the adjustment disk, and the curved centre of a circle is located the pivot axis, rotates when the handle to the position that needs, inserts corresponding locating hole with the locating pin to with the rigidity of handle, realize the fixed to cutting angle, avoid the pivot to rotate by oneself when the cutting.

As an optimization, the rotating shaft connecting plate is hinged with the adjusting transverse plate through a transverse shaft, a plurality of through holes distributed along the length direction are formed in the rotating shaft connecting plate, and the aperture of each through hole is matched with the transverse shaft. The cross shaft of the optimization scheme can rotate in the through hole, and the change of the hinge point position of the rotating shaft connecting plate and the adjusting transverse plate is realized by changing the through hole penetrated by the cross shaft, so that the change of the rotating shaft rotating angle and the moving distance of the adjusting transverse plate is realized, and the adjustment of the cutting angle in a larger range is realized.

Preferably, the rotating shaft connecting plate, the adjusting transverse plate, the connecting mechanism, the fixing mechanism and the transmission mechanism are all two and are distributed along the axial direction of the rotating shaft. This optimization scheme sets up pivot connecting plate, regulation diaphragm, coupling mechanism, fixed establishment and drive mechanism into two, has improved cutting efficiency to can carry out cutting angle adjustment to two drive mechanism simultaneously through same root pivot, guarantee the cutting uniformity of two cutting points.

Preferably, the connecting mechanism comprises a rear connecting plate fixedly connected with the underframe of the lifting and conveying device of the harvester, and a left connecting plate and a right connecting plate fixedly connected with the rear connecting plate, and the left connecting plate and the right connecting plate are hinged with the fixing mechanism. This coupling mechanism of optimization scheme simple structure, the preparation is convenient, and is articulated with fixed establishment through left connecting plate, right connecting plate, and left connecting plate and right connecting plate are in the state of putting immediately, make things convenient for the installation of horizontal hinge, and left connecting plate and right connecting plate have improved bending strength along the extending direction atress of board simultaneously.

As optimization, fixed establishment includes front fixed plate, left fixed plate, after-fixing board and the right fixed plate of end to end rigid coupling in proper order, left side fixed plate, right fixed plate are articulated with coupling mechanism respectively, and left fixed plate and right fixed plate all are perpendicular with horizontal hinge. This optimized scheme's fixed establishment wholly is the rectangle frame structure, makes things convenient for the welding preparation, and makes things convenient for the installation of horizontal hinge, has improved the preparation efficiency, and front fixed plate, left fixed plate, after-fixing board and right fixed plate are in the state of putting immediately, and bearing capacity is stronger.

Preferably, the transmission mechanism comprises two cutter motors, a bevel gear gearbox connected with the cutter motors, and a disc cutter fixedly mounted on an output shaft of the bevel gear gearbox, a shell of the cutter motor is fixedly connected with a box body of the bevel gear gearbox through a shaft sleeve, a mounting hole for the shaft sleeve to pass through is formed in the front fixing plate, and a shaft sleeve flange plate connected with the front fixing plate through a bolt is fixedly connected to the shaft sleeve. This transmission mechanism who optimizes the scheme provides power through the cutter motor, and through the biography power of changing to of bevel gear gearbox, make the cutter be in horizontal state, conveniently cut, through setting up the axle sleeve, conveniently installs transmission mechanism whole on the preceding fixed plate.

Preferably, the mounting hole is a long hole extending in the transverse direction. This optimization scheme sets up the mounting hole into the slot hole, can carry out lateral shifting to the axle sleeve to adjust the interval of two cutters, so that guarantee the validity of cutting, if the cutter motor is longer, set up respectively on the after-fixing board with the regulation slot hole of two cutter motor casing adaptations, adjust the slot hole and extend along transversely.

The utility model has the advantages that: the cutting angle between the disc cutter and the nodulated vegetable roots and stems can be adjusted according to the actual working condition by rotating the handle, so that effective cutting is realized; the rotating speed of the disc cutter can be changed by changing the rotating speed of the cutter motor of the transmission mechanism, so that the cutting efficiency and the cutting quality are improved; by changing the type of the disc cutter at the actuating end of the transmission mechanism, the cutting energy consumption can be reduced, and the cutting reaction force can be reduced; this cutting device can effectively accomplish the cutting operation of nodulation class vegetable harvester, can accurately cut completely, can reduce the damage to vegetables in the cutting process again, can cross improvement cutting efficiency simultaneously, reduces cutting energy consumption and cutting reaction force, promotes the adaptability of results operation, realizes the high-efficient, low results of reducing of nodulation class vegetables.

Drawings

FIG. 1 is a front view of the cutting device of the present invention;

FIG. 2 is a top view of the cutting device of the present invention;

FIG. 3 is a left side view of the cutting device of the present invention;

fig. 4 is an overall schematic view of the present invention;

fig. 5 is a schematic view of the connection mechanism of the present invention;

fig. 6 is a schematic view of the fixing mechanism of the present invention;

fig. 7 is a schematic view of the adjustment mechanism of the present invention;

fig. 8 is a schematic view of the transmission mechanism of the present invention;

shown in the figure:

1. rear connecting plate, 2, left connecting plate, 3, right connecting plate, 4, front fixed plate, 5, rear fixed plate, 6, left fixed plate, 7, right fixed plate, 8, handle, 9, adjusting disk, 10, pivot, 11, pivot connecting plate, 12, adjust diaphragm, 13, adjust fixed bait, 14, adjust and connect bait, 15, cutter motor, 16, axle sleeve, 17, bevel gear gearbox, 18, cutter, 19, cutter gasket, 20, cutter motor flange, 21, axle sleeve flange, 22, bevel gear gearbox output shaft.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments. This scheme is mainly applicable to the cutting of nodulation class vegetables, can adjust or change cutting angle, cutter rotational speed, cutter type according to actual conditions at the cutting process, has reduced the cutting force of cutting process effectively, has reduced the cutting energy consumption, has reduced the cutting damage rate, has improved cutting efficiency.

As shown in fig. 1-4, the cutting device of the adjustable nodulation vegetable harvester comprises a fixing mechanism, a transmission mechanism arranged on the fixing mechanism, and a connecting mechanism hinged to the fixing mechanism through a transverse hinge shaft, wherein the connecting mechanism is fixedly connected with the bottom frame of the harvester lifting and conveying device, and an adjusting mechanism for driving the fixing mechanism to rotate around the transverse hinge shaft is further arranged on the bottom frame of the harvester lifting and conveying device.

Adjustment mechanism includes the regulation of promoting conveyor's chassis rigid coupling with the harvester and connects bait 14, with the pivot 10 of adjusting the connection bait coupling to and with the fixed bait 13 of regulation of fixed establishment rigid coupling, adjust and connect bait 14 and be two, be located the both ends of pivot respectively, the pivot can be for adjusting the connection bait rotation, be equipped with in the pivot and adjust the step of being connected the bait contact, the step is used for the restriction pivot to remove about. Adjust fixed bait articulated regulation diaphragm 12, pivot 10 is parallel with horizontal hinge and perpendicular rigid coupling has pivot connecting plate 11 in the pivot, and pivot connecting plate cover is established and is fixed in the pivot and perpendicular with the pivot, pivot connecting plate 11 is articulated through the cross axle with regulation diaphragm 12. The rotating shaft connecting plate is provided with a plurality of through holes distributed along the length direction, the aperture of each through hole is matched with the cross shaft, and the cross shaft can rotate in the through holes. The hinge shaft between the rotating shaft connecting plate 11 and the adjusting transverse plate 12 and the hinge shaft between the adjusting transverse plate 12 and the adjusting fixing bait 13 can be replaced by bolts, the rotating freedom degrees of the hinge shaft and the adjusting transverse plate are not limited, the connecting convenience is improved, and the manufacturing cost is reduced.

The handle 8 is vertically and fixedly connected to the rotating shaft 10, the rotating shaft 10 is sleeved with an adjusting disc 9 which is located on one side of the handle 8 and fixedly connected with the underframe of the harvester lifting and conveying device, a plurality of positioning holes distributed along an arc are formed in the adjusting disc 9, and positioning pins corresponding to the positioning holes are arranged on the handle in a penetrating mode. The arc center of circle is located the pivot axis, and the pivot can rotate for the adjustment disk.

As shown in fig. 7, the adjusting mechanism can adjust the included angle between the front fixing mechanism of the cutting device and the ground, so as to achieve the purpose of changing the cutting angle in the cutting process. The specific realization process is that the handle 8 is rotated, the handle 8 drives the rotating shaft 10 to rotate, thereby changing the positions of the rotating shaft connecting plate 11 and the adjusting transverse plate 12, further acting on the adjusting fixed bait 13, finally changing the position of the fixing mechanism of the fixed transmission mechanism, and further achieving the purpose of changing the cutting angle between the disc cutter 18 and the nodulation vegetable roots and stems. The ground is taken as a reference, an included angle between the disc cutter 18 and the ground in the cutting process is a cutting angle, and the adjusting mechanism can change the cutting angle between 10 degrees and 30 degrees according to actual working requirements.

The connecting mechanism comprises a rear connecting plate 1 fixedly connected with the underframe of the lifting and conveying device of the harvester, a left connecting plate 2 and a right connecting plate 3 fixedly connected with the rear connecting plate 1, the connecting mechanism is of a bilateral symmetry structure, the left connecting plate is hinged with a left fixing plate 6 of the fixing mechanism, and the right connecting plate is hinged with a right fixing plate 7 of the fixing mechanism. The connecting mechanism is positioned above the adjusting transverse plate.

The fixing mechanism comprises a front fixing plate 4, a left fixing plate 6, a rear fixing plate 5 and a right fixing plate 7 which are fixedly connected end to end in sequence, the fixing mechanism is also of a bilateral symmetry structure, the rear fixing plate 7 is fixedly installed between the left fixing plate and the right fixing plate and is in contact with the left fixing plate and the right fixing plate, and the front fixing plate 6 and the rear fixing plate 7 are installed in parallel. The left fixing plate and the right fixing plate are hinged to a left connecting plate and a right connecting plate of the connecting mechanism respectively, and the left fixing plate and the right fixing plate are perpendicular to the transverse hinge shaft.

The transmission mechanism comprises two cutter motors 15 arranged in the left-right direction, a bevel gear gearbox 17 connected with the cutter motors 15, and a disc cutter 18 fixedly mounted on an output shaft of the bevel gear gearbox, an output shaft of each cutter motor is fixedly connected with an input shaft of the bevel gear gearbox, a cutter gasket 19 is mounted with an output shaft 22 of the bevel gear gearbox in a matched mode, the disc cutter 18 and the cutter gasket 19 are mounted in a closely fit mode, and the disc cutter 18 is connected with the cutter gasket 19 through bolts. The casing of cutter motor passes through axle sleeve 16 and bevel gear gearbox's box rigid coupling, the last mounting hole that supplies the axle sleeve to pass of having seted up of preceding fixed plate, the mounting hole is along the slot hole of horizontal extension, and drive mechanism's axle sleeve 16 fixed mounting is in the mounting hole of fixed establishment's preceding fixed plate 4, and drive mechanism and fixed establishment cooperation installation, the rigid coupling has axle sleeve ring flange 21 on the axle sleeve, and cutter motor ring flange 20 and axle sleeve ring flange 21 and fixed establishment's preceding fixed plate 4 cooperation installation, and axle sleeve ring flange 21 and cutter motor ring flange 20 all pass through bolted connection with the preceding fixed plate. The rear fixing plate is provided with adjusting long holes which are respectively matched with the two cutter motor shells, and the adjusting long holes extend along the transverse direction. The cutting work is realized by the rotation of a disc cutter 18 driven by a cutter motor 15 in a transmission mechanism, the rotating speed of the cutter motor is adjustable, the adjusting range is 0-3000 rmp, and in the actual working process, the rotating speed of the motor can be set as required to realize different cutting rotating speeds.

The type of the disc cutter at the execution end of the transmission mechanism can be changed, different types of cutters such as a serrated cutter, a flat cutter, a smooth cutter and the like can be used for cutting the roots and stems of the nodulated vegetables, and different cutter types can be changed according to actual requirements.

The rotating shaft connecting plate, the adjusting transverse plate, the connecting mechanism, the fixing mechanism and the transmission mechanism are all two and are distributed along the axial direction of the rotating shaft.

As shown in fig. 3 and 8, when the cutting angle, the cutting speed and the type of the cutter are determined, the cutting device is driven by the harvester to perform cutting operation, so that the complete, accurate and low-damage cutting of the nodulation vegetable rootstalks is realized.

The utility model discloses a working process: the cutting operation is after the direction of righting, before promoting the transport in the whole results flow of head vegetable harvester, and cutting device arranges in the front portion of harvester, and its front end is installed with righting the guider cooperation, and the rear end is connected with promotion conveyor's chassis. With the walking of the nodulizing vegetable harvester, the nodulizing vegetables orderly enter the cutting device under the action of the righting guide device. The chassis of the lifting and conveying device fixedly connected with the cutting device can be driven by the motor push rod to adjust the position, so that the chassis and the horizontal ground form a certain angle; then finely adjusting the position of the cutter through a handle adjusting mechanism, and finally enabling the disc cutter to form a certain reasonable angle with the ground according to the actual working condition; then, the rotation of the disc cutter is driven by setting the rotation speed of a cutter motor in a transmission system; finally, the high-efficiency and low-loss cutting of the nodulation vegetable rootstocks is realized. The cut vegetable balls are lifted and conveyed to the next working procedure by the conveyor belt.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides a cutting device of nodulation class vegetable harvester with adjustable which characterized in that: the harvester lifting conveying device comprises a fixing mechanism, a transmission mechanism arranged on the fixing mechanism and a connecting mechanism hinged with the fixing mechanism through a transverse hinge shaft, wherein the connecting mechanism is fixedly connected with a bottom frame of the harvester lifting conveying device, and an adjusting mechanism for driving the fixing mechanism to rotate around the transverse hinge shaft is further arranged on the bottom frame of the harvester lifting conveying device.

2. The cutting device of the adjustable nodulizing vegetable harvester according to claim 1, wherein: adjustment mechanism includes and is connected bait (14), with the pivot (10) of adjusting the connection bait coupling with the regulation of harvester promotion conveyor's chassis rigid coupling to and with the fixed bait (13) of regulation of fixed establishment rigid coupling, adjust the articulated regulation diaphragm (12) of fixed bait, pivot (10) are parallel with horizontal hinge and the rigid coupling has pivot connecting plate (11) in the pivot, pivot connecting plate (11) are articulated with regulation diaphragm (12).

3. The cutting device of the adjustable nodulizing vegetable harvester according to claim 2, wherein: a handle (8) is fixedly connected to the rotating shaft.

4. The cutting device of the adjustable nodulizing vegetable harvester according to claim 3, wherein: the harvester lifting and conveying device is characterized in that an adjusting disc (9) which is located on one side of a handle (8) and fixedly connected with an underframe of the harvester lifting and conveying device is sleeved on the rotating shaft (10), a plurality of positioning holes distributed along an arc shape are formed in the adjusting disc (9), and positioning pins corresponding to the positioning holes are arranged on the handle in a penetrating mode.

5. The cutting device of the adjustable nodulizing vegetable harvester according to claim 2, wherein: the pivot connecting plate passes through the cross axle with the regulation diaphragm and articulates, set up a plurality of through-holes that distribute along length direction on the pivot connecting plate, through-hole aperture and cross axle adaptation.

6. The cutting device of the adjustable nodulizing vegetable harvester according to claim 2, wherein: the rotating shaft connecting plate, the adjusting transverse plate, the connecting mechanism, the fixing mechanism and the transmission mechanism are all two and are distributed along the axial direction of the rotating shaft.

7. The cutting device of the adjustable nodulizing vegetable harvester according to claim 1, wherein: the connecting mechanism comprises a rear connecting plate (1) fixedly connected with the underframe of the lifting and conveying device of the harvester, and a left connecting plate (2) and a right connecting plate (3) fixedly connected with the rear connecting plate (1), and the left connecting plate and the right connecting plate are hinged with the fixing mechanism.

8. The cutting device of the adjustable nodulizing vegetable harvester according to claim 1, wherein: fixed establishment includes front fixed plate (4), left fixed plate (6), after-fixing board (5) and right fixed plate (7) of end to end rigid coupling in proper order, left side fixed plate, right fixed plate are articulated with coupling mechanism respectively, and left fixed plate and right fixed plate all are perpendicular with horizontal hinge.

9. The cutting device of the adjustable nodulizing vegetable harvester according to claim 8, wherein: the transmission mechanism comprises two cutter motors (15), a bevel gear gearbox (17) connected with the cutter motors (15) and a disc cutter (18) fixedly mounted on an output shaft of the bevel gear gearbox, a shell of each cutter motor is fixedly connected with a box body of the bevel gear gearbox through a shaft sleeve (16), a mounting hole for the shaft sleeve to penetrate through is formed in the front fixing plate, and a shaft sleeve flange (21) connected with the front fixing plate through a bolt is fixedly connected to the shaft sleeve.

10. The cutting device of the adjustable nodulizing vegetable harvester according to claim 9, wherein: the mounting hole is a long hole extending along the transverse direction.