CN-121986653-A - Differential holding and clamping vibration type walnut picking machine

CN121986653ACN 121986653 ACN121986653 ACN 121986653ACN-121986653-A

Abstract

The invention discloses a differential holding and clamping vibration type walnut picking machine, which relates to the technical field of agricultural machinery and comprises a travelling mechanism, a transmission system, a truss revolving mechanism, a truss working platform, a diesel engine, a boom structure system, a suspension support and space positioning device and an excitation device, wherein the travelling mechanism is used for driving the whole machine to move, the transmission system is used for realizing forward, backward and steering movements of the travelling mechanism, the truss revolving mechanism is used for realizing left and right 90-degree free revolving movements of the truss working platform, the truss working platform is fixedly connected with the truss revolving mechanism, the diesel engine is used for providing power for the whole machine, and the suspension arm structure system is used for realizing suspension support and space positioning of the excitation device and the vibration of a trunk. The invention has the advantages of compact structure, cost and installation space saving, adjustable excitation intensity, stable operation, reduced damage to the branches and the fruits, reduced alignment preparation time of the moving machine and the like, and improves the continuous operation capability and the picking efficiency while ensuring the reliable picking of the fruits.

Inventors

MEI SONG
SONG ZHIYU
CHEN LEI
Lu Haili
CHEN BIN
LIU PING
LU QING
TIAN ZHICHENG
PAN CHENGHAO

Assignees

农业农村部南京农业机械化研究所

Dates

Publication Date: 20260508
Application Date: 20260324

Claims (8)

1. The utility model provides a differential clamp vibration formula walnut picking machine which characterized in that includes: the travelling mechanism (1) is positioned at the bottommost part of the whole machine and is used for driving the whole machine to move; the transmission system (2) is positioned in the travelling mechanism (1) and is used for realizing the forward, backward and steering movements of the travelling mechanism (1); The truss slewing mechanism (8) is positioned above the travelling mechanism (1) and is used for realizing the free slewing movement of each truss work platform (3) at 90 degrees left and right; The truss work platform (3), the truss work platform (3) is fixedly connected with the truss slewing mechanism (8); the diesel engine (4) is arranged above the truss work platform (3) and provides power for the whole machine; the suspension arm structure system (5), the suspension arm structure system (5) is arranged above the truss work platform (3), and the suspension arm structure system (5) is connected with an excitation device (7) for realizing suspension support and space positioning of the excitation device (7); The vibration excitation device (7), be provided with big arm (6) on vibration excitation device (7), vibration excitation device (7) opens under the drive of big arm (6), and the trunk is located vibration excitation device (7) intermediate position for realize the vibration to the trunk.
2. The differential clamping vibration type walnut picking machine according to claim 1, wherein the travelling mechanism (1) comprises a driving wheel (12), the driving wheel (12) is connected with a transmission system (2), the driving wheel (12) is meshed with a transmission crawler belt (9), and the transmission crawler belt (9) surrounds a transmission belt wheel (10).
3. The differential clamping vibration type walnut picking machine according to claim 2, wherein the transmission system (2) comprises a hydraulic rotating oil cylinder I (11), the hydraulic rotating oil cylinder I (11) is connected with a gearbox (13) through a transmission shaft, and the gearbox (13) is respectively in transmission connection with driving wheels (12) on two sides.
4. The differential holding and clamping vibration type walnut picking machine according to claim 1 is characterized in that the truss slewing mechanism (8) comprises a hydraulic rotary oil cylinder II (14), the hydraulic rotary oil cylinder II (14) is fixed above the travelling mechanism (1), and the hydraulic rotary oil cylinder II (14) is connected with a middle round transverse truss in the truss slewing mechanism (8) through bolts.
5. The differential holding and clamping vibration type walnut picking machine according to claim 1, wherein the suspension arm structure system (5) comprises a hydraulic clamping cylinder (15) and a suspension arm (16), the hydraulic clamping cylinder (15) is hinged with the suspension arm (16), a lifting hook (17) is arranged at the end part of the suspension arm (16), an iron chain (18) is fixedly connected to the lifting hook (17), the lower end of the iron chain (18) is connected with an ear plate (19), and an excitation device (7) is fixedly connected to the ear plate (19).
6. The differential holding and clamping vibration type walnut picking machine according to claim 1, wherein the vibration excitation device (7) comprises a fixing mechanism and a vibration mechanism, the output end of the large arm (6) is connected with the fixing mechanism, the other end of the large arm is connected with the vibration mechanism, the vibration mechanism comprises a single-drive differential anti-rotation vibration structure and an eccentric block eccentric distance regulating mechanism, and the single-drive differential anti-rotation vibration structure is rotationally connected with the eccentric block eccentric distance regulating mechanism.
7. The differential clamping vibration type walnut picking machine according to claim 6, wherein the single-drive differential anti-rotation vibration structure comprises a shell, a hydraulic rotating cylinder III (24), an input shaft (22), an intermediate transmission shaft (26) and a supporting shaft (29), wherein the hydraulic rotating cylinder III (24) is fixedly connected to the outside of the shell, the intermediate transmission shaft (26) is rotationally connected with the shell, the supporting shaft (29) is fixedly connected with the shell, an output end of the hydraulic rotating cylinder III (24) is connected with the input shaft (22), an input gear (23) and a lower transmission gear I (20) are fixedly installed on the input shaft (22), an intermediate transmission gear I (21) and a lower transmission gear II (28) are fixedly installed on the intermediate transmission shaft (26), an upper transmission gear (25) and an intermediate transmission gear II (27) are arranged on the outer side of the supporting shaft (29) through bearing sleeves, the input gear (23) is meshed with the upper transmission gear (25), the intermediate transmission gear I (21) and the intermediate transmission gear II (27) are meshed with the lower transmission gear I (20).
8. The differential holding vibration type walnut picking machine according to claim 7, wherein the eccentric block eccentric distance regulating mechanism is arranged on the supporting shaft (29) through a bearing sleeve, the eccentric block eccentric distance regulating mechanism comprises an upper basic eccentric block (30), a lower basic eccentric block (33), an upper loading eccentric block (31) and a lower loading eccentric block (32), the upper transmission gear (25) is fixedly connected with the upper basic eccentric block (30), the upper basic eccentric block (30) is fixedly connected with the upper loading eccentric block (31), the middle transmission gear II (27) is fixedly connected with the lower basic eccentric block (33), and the lower basic eccentric block (33) is fixedly connected with the lower loading eccentric block (32).

Description

Differential holding and clamping vibration type walnut picking machine Technical Field The invention relates to the technical field of agricultural machinery, in particular to a differential holding clamp vibration type walnut picking machine. Background At present, the picking mode of walnuts or hickory nuts is still mainly traditional manual work, and fruits are separated by means of climbing, bamboo pole knocking and the like, so that the problems of low picking efficiency, high labor intensity, high labor cost and the like are generally existed, the requirements of modern agriculture on efficient and safe picking are difficult to meet, and the industrialized development is restricted. Therefore, aiming at the pain point of the industry, development of a differential clamping vibration type walnut picking machine is urgently needed, an intelligent targeting and clamping pretightening force intelligent control function of a clamping device is innovatively added, a left-right 90-degree rotation function of a platform operation is achieved, a single-drive differential anti-rotation vibration method of an excitation device and an eccentric distance adjusting and controlling mechanism design of an eccentric block are designed, picking efficiency and comprehensive effects are improved, and the industry is promoted to develop to a mechanized and intelligent direction. Disclosure of Invention In view of the above, the invention provides a differential holding and clamping vibration type walnut picking machine, which has the advantages of compact structure, cost saving and installation space saving while ensuring reliable fruit harvesting, adopts a single-drive differential counter-rotating vibration structure to drive double eccentric blocks to rotate reversely and differentially, is matched with an eccentric block eccentric distance regulating mechanism and clamping pretightening force control, realizes adjustable excitation strength, stable operation, reduces damage to branches and fruits, reduces intermittent preparation time such as machine moving, counterpoint and the like through a truss slewing mechanism, and improves continuous operation capability, picking efficiency and the like. In order to achieve the above purpose, the present invention adopts the following technical scheme: a differential clamping vibration type walnut picking machine, comprising: The travelling mechanism is positioned at the bottommost part of the whole machine and is used for driving the whole machine to move; the transmission system is positioned in the travelling mechanism and used for realizing the forward, backward and steering movements of the travelling mechanism; the truss slewing mechanism is positioned above the travelling mechanism and is used for realizing the free slewing movement of 90 degrees on the left and right sides of the truss operation platform; the truss work platform is fixedly connected with the truss slewing mechanism; the diesel engine is arranged above the truss work platform and provides power for the whole machine; The suspension arm structure system is arranged above the truss work platform and is connected with an excitation device for realizing suspension support and space positioning of the excitation device; the vibration excitation device is provided with a large arm, and the vibration excitation device is driven by the large arm to open, and the trunk is positioned in the middle of the vibration excitation device and is used for vibrating the trunk. Further, the travelling mechanism comprises a driving wheel, the driving wheel is connected with a transmission system, the driving wheel is meshed with a transmission crawler belt, and the transmission crawler belt surrounds a transmission belt wheel. Further, the transmission system comprises a hydraulic rotating oil cylinder I, wherein the hydraulic rotating oil cylinder I is connected with a gearbox through a transmission shaft, and the gearbox is respectively connected with driving wheels on two sides in a transmission manner. Further, the truss slewing mechanism comprises a hydraulic rotating oil cylinder II, the hydraulic rotating oil cylinder II is fixed above the travelling mechanism, and the hydraulic rotating oil cylinder II is connected with a middle circular transverse truss in the truss slewing mechanism through bolts. Further, the suspension arm structure system comprises a hydraulic clamping cylinder and a suspension arm, wherein the hydraulic clamping cylinder is hinged with the suspension arm, a lifting hook is arranged at the end part of the suspension arm, an iron chain is fixedly connected to the lifting hook, the lower end of the iron chain is connected with an ear plate, and an excitation device is fixedly connected to the ear plate. Further, the vibration excitation device comprises a fixing mechanism and a vibration mechanism, the output end of the large arm is connected with the fixing mechanism, the other end of the large