Hydraulic drive tea-oil camellia fruit picking machine

Abstract

The present application belongs to the technical field of picking device of agricultural and forestry machinery, and particularly relates to a hydraulic driving tea-oil tree fruit picking machine. The hydraulic driving tea-oil tree fruit picking machine comprises a picking device and a driving system, and the picking device comprises a load bearing mechanism, a picking head and a hydraulic layering device. The hydraulic layering device is installed on one side of the picking head and is used for separating the tea-oil tree branches from the tea-oil tree branches to be picked. The hydraulic layering device comprises a fixing part, a connecting rod part, a layering rod part and a power mechanism. The fixing part is installed on one side of the picking head. One end of the connecting rod part is connected with the fixing part, and the other end is connected with the layering rod part. The power mechanism is used for providing power for the layering rod part to rotate back to the picking head, and one end of the power mechanism is installed on the side of the connecting rod part. The present application has the following advantages: 1. easy to maintain and high practicability; 2. low damage to the tea-oil tree buds and leaves, and adjustable gap between the rubber rollers; 3. layering picking; 4. high degree of automatic picking; and 5. good adaptability to picking environment.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of picking devices of agroforestry machinery, in particular to a hydraulic driving tea-oil camellia fruit picking machine. BACKGROUND

[0002] Tea-oil camellia is a special woody oil crop in China, mainly distributed in mountainous areas. Tea-oil contains a high content of unsaturated fatty acids, has nutritional value for eating and health care, and is known as "Oriental olive oil". At present, most of the tea-oil camellia trees in China grow in hilly and mountainous areas, and picking is mainly manual, with low mechanization. In recent years, due to labor shortage, the picking season of tea-oil camellia fruit is strong, and the maturation period is short, so the picking of tea-oil camellia fruit has become an important problem for fruit farmers. Tea-oil camellia has the characteristics of flower and fruit synchrony, which is easy to cause damage to the flower buds during picking, reduce the yield of the next year, and increase the difficulty of mechanical picking. The current domestic research and development of tea-oil camellia fruit picking machines have high damage rate to flower buds, low picking efficiency, and inconvenient walking of picking machines in hilly and mountainous areas, which hinders the research and development of tea-oil camellia mechanical picking machines in China, thereby leading to the difficulty of popularization and application of tea-oil camellia fruit picking machines. Therefore, it is necessary to develop a tea-oil camellia fruit picking machine that can improve the picking efficiency of tea-oil camellia fruit and reduce the damage rate of tea-oil camellia flower buds, which has important research value and good application prospect. SUMMARY

[0003] The purpose of the present application is to provide a hydraulic driving tea-oil camellia fruit picking machine, which can reduce the damage to the flower buds of tea-oil camellia during picking.

[0004] In order to achieve the above purpose, the present application adopts the following technical scheme: a hydraulic driving tea-oil camellia fruit picking machine, comprising a picking device and a driving system, the picking device comprising a load-bearing mechanism, a picking head, and a hydraulic layering device, the hydraulic layering device being installed on one side of the picking head and being used to separate the branches of tea-oil camellia trees from the branches of tea-oil camellia trees to be picked, and comprising a fixed part, a connecting rod part, a layering rod part, and a power mechanism, the fixed part being installed on one side of the picking head, one end of the connecting rod part being connected with the fixed part, the other end being connected with the layering rod part, and the power mechanism being used to provide power for the rotation of the layering rod part to the picking head, and being installed on the side of the connecting rod part; in the initial state, the layering rod part is located on the extension line of the connecting rod part, and in the use state, the layering rod part and the connecting rod part form a certain angle, so that part of the branches of tea-oil camellia trees are separated to the layering rod part.

[0005] Preferably, the fixing part includes a fixed base and a rotating base. The fixed base is installed on one side of the picking head, and the rotating base is installed on the fixed base. The connecting rod part includes a crossbar and a rotating plate. One end of the crossbar is connected to the rotating base by a pin, and the other end is connected to the rotating plate by a pin. The other end of the rotating plate is fixedly connected to the layering rod part. The telescopic rod of the power mechanism is connected to the rotating plate by a pin. The rotation of the rotating plate is controlled by the extension and retraction of the telescopic rod, thereby driving the layering rod part to rotate.

[0006] Preferably, the layering rod includes a layering roller, a layering shaft, and a layering shaft fixing seat; the layering roller is a hollow roller, fitted on the layering shaft, and the layering roller can rotate around the layering shaft; both ends of the layering shaft extend out of the ends of the layering roller, one end of which is connected and fixed to the layering shaft fixing seat, and the other end is a free end; the layering shaft fixing seat is connected and fixed to the rotary plate.

[0007] Preferably, the hydraulic stratification device further includes a lifting mechanism, which is located above or below the connecting rod portion. One end of the lifting mechanism is connected to the fixing portion via a pin, and the other end is connected to the connecting rod portion via a pin. The lifting mechanism's telescopic rod extends and retracts to push the connecting rod portion to rise or fall.

[0008] Preferably, the hydraulic stratification device includes a hydraulic upper stratification device and a hydraulic lower stratification device, which are symmetrically installed on the side of the picking head.

[0009] Furthermore, it also includes a pitching device, which includes a pitching hydraulic cylinder, shaft A, and a hydraulic cylinder base; shaft A is installed on the rear side of the harvesting head; the pitching hydraulic cylinder includes a hydraulic rod and a base, the hydraulic rod is connected to the shaft, and the base is connected to the load-bearing mechanism through the hydraulic cylinder base, and the load-bearing mechanism is installed on the harvester chassis; the angle of the harvesting head can be adjusted by extending and retracting the pitching hydraulic cylinder.

[0010] Furthermore, it also includes a propulsion device, which includes a propulsion hydraulic cylinder and a propulsion hydraulic cylinder base; the propulsion hydraulic cylinder includes a hydraulic cylinder and a base, the hydraulic cylinder is connected to a load-bearing mechanism, and the load-bearing mechanism is slidably connected to the harvester chassis; the base is connected to the harvester chassis through the propulsion hydraulic cylinder base, and the forward and backward movement of the harvesting head is achieved by the extension and retraction of the propulsion hydraulic cylinder.

[0011] Preferably, the load-bearing mechanism includes a load-bearing base plate, a support plate, a fixed support, a bearing seat, and shaft B; the load-bearing base plate is slidably connected to the chassis of the harvester; the bottom end of the fixed support is fixed to both sides of the load-bearing base plate through the support plate; the bearing seat is installed on the top of the fixed support; both ends of shaft B are connected to the fixed support through the bearing seat; the harvesting head is installed on the load-bearing mechanism through shaft B.

[0012] Preferably, the picking head comprises a rack plate, an upper rotating rubber roller assembly, a lower rotating rubber roller assembly and a driving system; the rack plate is provided in two pieces, left and right, and is connected by a shaft and fixed to the picking machine base plate by a load bearing mechanism; the upper rotating rubber roller assembly and the lower rotating rubber roller assembly are installed symmetrically on the opening of the rack plate; the driving system is used to drive the upper rotating rubber roller assembly and the lower rotating rubber roller assembly to move synchronously and reversely.

[0013] Preferably, the upper rotating rubber roller assembly comprises a rubber roller, a rubber roller holder, a rotating disc, a rotating shaft and a bearing seat; the two ends of the rubber roller are respectively installed on the rubber roller holder; the rubber roller holder is provided in two pieces, left and right, and is connected to the rotating disc by a connecting rod; the rotating disc is fixedly connected to the rotating shaft and is close to the two ends of the rotating shaft; the two ends of the rotating shaft are respectively installed in the opening of the two rack plates by the bearing seat.

[0014] Preferably, one end of the rubber roller holder is provided with a bearing seat, and the rubber roller is installed on the rubber roller holder by the bearing seat.

[0015] Preferably, the driving system comprises a picking head driving system and a picking machine driving system.

[0016] The picking head driving system comprises a hydraulic motor and a gear transmission box; the hydraulic motor is installed at the rear side of the gear transmission box, and its output end is connected to the input end taper gear inside the gear transmission box through a bevel gear to complete power reversing; the gear transmission box is installed inside the picking head rack plate; the gear transmission box comprises a sprocket, a transmission shaft, a transmission shaft bearing seat, a bevel gear and a spur gear; the transmission shaft is installed on the gear transmission box through the transmission shaft bearing seat, with one end outside the gear transmission box and the other end inside the gear transmission box; the spur gear is installed on the end of the transmission shaft inside the gear transmission box and coaxial with the input end taper gear inside the gear transmission box; the spur gear and the driven gear mesh to form two mutually reverse output ends; the output end comprises a main output end and a driven output end; the sprocket comprises a main sprocket and a driven sprocket; the main output end passes through the rack plate and is connected to the main sprocket, and the driven output end passes through the rack plate and is connected to the driven sprocket; the main sprocket is connected to the main rotating shaft sprocket at one end of the rotating shaft of the upper rotating rubber roller assembly by a chain, and the driven sprocket is connected to the driven rotating shaft sprocket at one end of the rotating shaft of the lower rotating rubber roller assembly by a chain, thereby driving the upper rotating rubber roller assembly and the lower rotating rubber roller assembly to rotate synchronously and reversely.

[0017] Preferably, the picking machine driving system comprises a hydraulic solenoid valve, a gasoline engine support, a hydraulic pump, a gasoline engine, a hydraulic oil tank and a cooling fan; the hydraulic solenoid valve, the gasoline engine support and the cooling fan are all installed on the picking machine base plate; the gasoline engine and the hydraulic pump are respectively arranged inside the picking machine base plate, and the hydraulic oil tank is installed on the gasoline engine support; the hydraulic pump is powered by the hydraulic motor, the gasoline engine is powered by the hydraulic pump, and the hydraulic oil tank is powered by the hydraulic pump.

[0018] Further, it further includes sensor data display device, it includes hall sensor, laser ranging sensor, serial screen display, hall sensor is installed on the frame plate of picking head, magnet is installed on the rubber roller frame of picking head, when the rubber roller frame rotates, magnet and hall sensor induction, the rotating speed of rubber roller frame is displayed on the serial screen display, laser ranging sensor is installed on the chassis of picking machine, laser emission port is opposite to the ground, the height of the chassis of picking machine from the ground is displayed on the serial screen display.

[0019] Compared with the prior art, the present application has the following advantages:

[0020] 1. The present application has relatively low cost, easy maintenance and strong practicability.

[0021] 2. The rotary rubber roller type picking head can realize one-time large range picking of tea fruits, has low damage to tea flower buds and branches and leaves during rotation and self-rotation of the rubber roller, and can realize adjustable gap of the rubber roller according to the sparse and dense degree of tea tree branches.

[0022] 3. The tea fruit tree branches are layered by the hydraulic layering device, the upper and lower rubber roller groups are more easily fed with tea branches, and the thickness of the fed tea branches can be reasonably controlled after layering, further reducing the damage rate of tea flower buds and improving the picking efficiency.

[0023] 4. The sensor can monitor the machine running data in real time, and the automatic picking degree is high.

[0024] 5. The picking environment adaptability is good, the coordination performance between picking mechanisms is superior, the continuity of picking action can be ensured, the picking efficiency is high, the missing picking rate is low, and the damage degree of tea flower buds and branches and leaves is low. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is the front view of the embodiment of the present application;

[0026] Figure 2 is the top view of the embodiment of the present application;

[0027] Figure 3 is the front view of the upper layering rubber roller of the hydraulic layering device in the embodiment of the present application;

[0028] Figure 4 is the front view of the gear transmission box in the embodiment of the present application;

[0029] Figure 5 is the top view of the hydraulic motor and gear transmission box in the embodiment of the present application;

[0030] Figure 6 is the perspective view of the embodiment of the present application;

[0031] In the figure: 1, layered shaft; 2, layered rubber roller; 3, layered shaft fixing seat; 4, rotary plate; 5, rotary hydraulic cylinder; 6, rubber roller frame; 7, 12mm square bearing seat; 8, hydraulic cylinder base; 9, rack plate; 10, cross bar; 11, lifting hydraulic cylinder; 12, rotary base; 13, fixed base; 14, 30mm inner diameter square bearing seat; 15, gasoline engine; 16, hydraulic pump; 17, gasoline engine support; 18, oil tank; 19, cooling fan; 20, hydraulic electromagnetic valve; 21, load bearing chassis; 22, track wheel; 23, propelling hydraulic cylinder base; 24, propelling hydraulic cylinder; 25, pitching hydraulic cylinder; 26, load bearing base plate; 27, L-shaped support plate; 28, fixed support; 29, slide rail; 30, 30mm shaft; 31, 25mm shaft; 32, rubber roller; 33, rotary shaft; 34, rotary disc; 35, diamond bearing seat; 36, main sprocket; 37, transmission shaft; 38, transmission shaft bearing seat; 39, bevel gear; 40, spur gear; 41, hydraulic motor; 42, driven sprocket; 43, engine; 44, Hall sensor; 45, serial display screen. DETAILED DESCRIPTION

[0032] The specific embodiments of the present application are described below in conjunction with the accompanying drawings. Figures 1-6 The specific embodiments of the present application are described below in conjunction with the accompanying drawings.

[0033] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "middle", "vertical", "horizontal", "top", "bottom", "inner", "outer", "middle", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0034] In addition, in the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0035] Embodiment: as Figures 1-6As shown, the present application provides a hydraulic layered oil-tea camellia fruit picking device, a hydraulic oil-tea camellia fruit picking machine, comprising a crawler walking chassis, a picking device, a driving system, a sensor data display device; the picking device comprises a picking head, a load-bearing mechanism, a hydraulic layering device, a pitch device, and a propulsion device.

[0036] As shown, Figure 1 The load-bearing mechanism comprises a bearing bottom plate 26, an L-shaped support plate 27, a fixed support 28, a rack plate 9, a 30mm inner diameter square bearing seat 14 and a 30mm shaft 30; the picking head comprises a rack plate 9, an upper rotating rubber roller assembly, a lower rotating rubber roller assembly, and a driving system for driving the upper and lower rotating rubber roller assemblies to move synchronously in opposite directions, wherein the fixed support 28 is fixed on both sides of the bearing bottom plate 26 through the L-shaped support plate 27, the fixed support 28 is provided with the 30mm inner diameter square bearing seat 14, and the 30mm shaft 30 is connected with the two rack plates 9, the rack plate 9 is in the shape of U, and the upper rotating rubber roller assembly is arranged on the upper part of the opening side of the rack plate 9, and the lower rotating rubber roller assembly is arranged on the lower part of the opening side of the rack plate 9, wherein the upper rotating rubber roller assembly and the lower rotating rubber roller assembly are symmetrically arranged.

[0037] As shown, Figure 1 , 3 The upper rotating rubber roller assembly comprises a rubber roller 32, a rubber roller frame 6, a rhombic bearing seat 35, a rotating disc 34, a rotating shaft 33 and a 12mm square bearing seat 7, both ends of the rotating shaft are respectively installed at the openings of the two rack plates 9 through the 12mm square bearing seats 7, rotating discs 34 are respectively arranged at the positions close to both ends of the rotating shaft 33, the rotating discs are fixedly connected with the rotating shaft 33, three connecting rods are uniformly distributed on the rotating discs 34, there are two rows of holes on both sides of the connecting rods, the rubber roller frame 6 is in the shape of rectangle, one end of the rubber roller frame 6 is provided with the rhombic bearing seat 35, the rubber roller 32 is installed on the rubber roller frame 6 through the rhombic bearing seat 35, there are two rows of holes on the rectangular panel of the rubber roller frame 6, the rotating discs 34 and the rubber roller frame 6 are connected with each other through the cooperation of the two rows of holes on the rotating discs and the two rows of holes on the rubber roller frame, and the rotating shaft 33 drives the rotating discs 34 and the rubber roller frame 6 to rotate synchronously; the upper rotating rubber roller assembly and the lower rotating rubber roller assembly are symmetrically distributed, and the rubber rollers corresponding to the upper and lower rotating rubber roller assemblies form the picking station of the oil-tea camellia fruit.

[0038] As shown, Figures 1-5As shown, the drive system includes a hydraulic motor 41, a hydraulic solenoid valve 20, a hydraulic pump 16 that powers the hydraulic motor, a gasoline engine 15 that powers the hydraulic pump 16, an oil tank 18 that supplies hydraulic oil to the hydraulic pump 16, a cooling fan 19, a gasoline engine bracket 17, a gear transmission box, a main sprocket, and a driven sprocket. The gasoline engine 15 and hydraulic pump 16 are respectively located inside the tracked load-bearing chassis 21. The oil tank 18 is mounted on the gasoline engine bracket 17. The hydraulic solenoid valve 20 is mounted on the load-bearing chassis 21. The hydraulic motor 41 is mounted behind the gear transmission box, which is mounted inside the frame plate 9. The gear transmission box includes a sprocket 36, a drive shaft 37, a drive shaft bearing seat 38, a bevel gear 39, and a spur gear 40. The output end of the pressure motor 41 is connected to the input bevel gear 39 of the gear transmission box via a bevel gear to complete the power reversal. Inside the gear box, there is a spur gear on the same transmission shaft 37 as the bevel gear 39. The spur gear meshes with the driven gear to form two output ends that are opposite to each other. One end of the main output end passes through the frame plate and is equipped with a main sprocket 36. One end of the driven output end passes through the frame plate and is equipped with a driven sprocket 42. A main rotating shaft sprocket is provided at one end of the rotating shaft of the upper rotating rubber roller assembly, and a driven rotating shaft sprocket is provided at one end of the rotating shaft of the lower rotating rubber roller assembly. The main sprocket is connected to the main rotating shaft sprocket via a chain, and the driven sprocket is connected to the driven rotating shaft sprocket via a chain, thereby driving the upper and lower rotating rubber roller assemblies to rotate synchronously in opposite directions.

[0039] like Figure 1 As shown, the hydraulic stratification device includes an upper hydraulic stratification device and a lower hydraulic stratification device. The upper hydraulic stratification device includes a rotary hydraulic cylinder 5, a lifting hydraulic cylinder 11, a rotary plate 4, a hydraulic cylinder base 8, a stratification shaft 1, a stratification roller 2, a stratification shaft fixing seat 3, a crossbar 10, a rotating base 12, and a fixed base 13. The rotating base 12 and the fixed base 13 are fixedly connected by bolts, and the rotating base 12 is connected to the crossbar 10 by a pin. The bottom of the rotary hydraulic cylinder 5 is mounted on the side of the crossbar 10 through the hydraulic cylinder base 8. The rotary hydraulic cylinder 5 is connected to the rotary plate 4 by a pin. The 4-hole is connected to the upper pin of the crossbar 10. The layering shaft fixing seat 3 is fixed to the rotary plate 4 by bolts. The layering shaft 1 is connected to the layering shaft fixing seat 3. The layering rubber roller 2 is a hollow nylon rubber roller, which is rotatably connected to the layering shaft 1. The bottom of the lifting hydraulic cylinder 11 is fixed on the fixed base 13 through the hydraulic cylinder base. The hydraulic rod is connected to the bottom of the crossbar 10. When the layering action is performed, the rotary hydraulic cylinder 5 extends, the rotary plate 4 rotates, and drives the layering rubber roller 2 to rotate together. After rotating 90°, the lifting hydraulic cylinder 11 lifts, so that the crossbar 10 is lifted, and the layering action is completed.

[0040] The hydraulic upper layering device and the hydraulic lower layering device have the same structure, and the hydraulic lower layering device and the hydraulic upper layering device are symmetrically installed on the fixed base 13.

[0041] As shown in Figure 2 , 6 , the pitching device includes a pitching hydraulic cylinder 25, a 25mm shaft 31, a hydraulic cylinder base; the hydraulic rod in the pitching hydraulic cylinder is connected with the rear side of the U-shaped plate in the frame plate through the 25mm shaft 31, the bottom of the pitching hydraulic cylinder is connected with the load bearing bottom plate 26 through the hydraulic cylinder base, and the angle adjustment of the picking device can be realized through the extension and retraction of the pitching hydraulic cylinder.

[0042] The pushing device includes a pushing hydraulic cylinder 24, a pushing hydraulic cylinder base 23, the hydraulic rod in the pushing hydraulic cylinder is connected with the load bearing bottom plate 26, the load bearing bottom plate 26 is connected with the slide rail 29, the bottom of the pushing hydraulic cylinder is connected with the load bearing chassis 21 through the pushing hydraulic cylinder base 24, and the forward and backward movement of the picking device can be realized through the extension and retraction of the pushing hydraulic cylinder.

[0043] As a preferred embodiment of the present embodiment, the slide rail 29 has two, and each slide rail has two pulleys, the two slide rails 29 are fixedly connected with the load bearing bottom plate 26 in front and back, and the two slide rails are symmetrically installed on the tracked vehicle chassis.

[0044] As shown in Figures 1-2 , the tracked walking chassis includes an engine 43, a tracked wheel 22, a gearbox, a hydraulic lifting device, the engine is installed at the tail of the chassis frame, the tracked wheel 22 is installed on the engine driving wheel through the gearbox, the hydraulic lifting device is installed at the lower part of the load bearing chassis platform, the output shaft of the engine is connected with the input shaft of the gearbox, and the walking speed of the load bearing chassis can be changed through gear shifting.

[0045] As shown in Figure 2 , the sensor data display device has a Hall sensor 44, a laser ranging sensor, and a serial display 45, the Hall sensor is installed on the frame plate, the magnet is installed on the rubber roller frame 6, when the rubber roller frame 6 rotates, the magnet and the Hall sensor 44 are inducted, at this time, the rubber roller rotating speed is displayed on the serial display screen 45, the laser ranging sensor is installed on the load bearing chassis 21, the laser emitting port is directly opposite to the ground, at this time, the height of the tracked walking chassis from the ground will be displayed on the serial display screen.

[0046] The picking machine first drives to the appropriate position in front of the oil tea fruit tree, first operates the control handle to control the electromagnetic valve and then control the pitch hydraulic cylinder, so that the whole picking machine is in a horizontal state with the oil tea fruit tree branch, then controls the rotary hydraulic cylinder in the hydraulic upper and lower layering devices to make the layering rubber roller rotate to 90° with the crossbar, at this time, part of the oil tea fruit tree branches are separated to the layering rubber roller when the layering rubber roller rotates, then controls the lifting hydraulic cylinder and the downward hydraulic cylinder to lift upward and press downward, so that the oil tea fruit tree branches on the layering rubber roller are separated from the oil tea fruit tree branches to be picked, to achieve a layering effect, at this time, the control handle makes the hydraulic motor in the picking mechanism start to work, the power is transmitted to the rotating shaft of the two sets of rotating rubber roller assemblies through the gear transmission box inside the rack plate, the rotating shaft drives the rubber roller frame to make continuous rotary motion, one set of rotating rubber roller assembly rotates counterclockwise, the other set of rotating rubber roller assembly rotates clockwise, that is, the rotating disc of the two sets of rotating rubber roller assemblies drives the connecting rod and the rubber roller frame to rotate around the rotating shaft, the rubber roller frame drives the rubber roller to rotate, at the same time, the rubber roller will also rotate due to the extrusion friction force in the rotating process. The rubber roller continuously clamps the oil tea tree branches and extrudes and rolls the oil tea fruits from the branches in the process of continuous rotation and rotation, at this time, the control of the advancing device advances forward, the picking mechanism will advance forward until the oil tea fruits are picked.

[0047] The above embodiments only illustrate the principles of the present application, and various changes and improvements can be made to the present application without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A hydraulically driven camellia fruit harvesting machine, comprising a harvesting device and a drive system, characterized in that: The harvesting device includes a load-bearing mechanism, a harvesting head, and a hydraulic stratification device. The hydraulic stratification device is installed on one side of the harvesting head and is used to separate the camellia oleifera fruit tree branches from the branches to be harvested. It includes a fixing part, a connecting rod part, a stratification rod part, and a power mechanism. The fixing part is installed on one side of the harvesting head. One end of the connecting rod part is connected to the fixing part, and the other end is connected to the stratification rod part. The power mechanism is used to provide power for the stratification rod part to rotate back to the harvesting head, and one end of the power mechanism is installed on the side of the connecting rod part. In the initial state, the stratification rod part is located on the extension line of the connecting rod part. In the use state, the stratification rod part and the connecting rod part form a certain angle, so that some camellia oleifera fruit tree branches are separated onto the stratification rod part. The fixing part includes a fixed base and a rotating base. The fixed base is installed on one side of the picking head, and the rotating base is installed on the fixed base. The connecting rod part includes a crossbar and a rotating plate. One end of the crossbar is connected to the rotating base by a pin, and the other end is connected to the rotating plate by a pin. The other end of the rotating plate is fixedly connected to the layering rod part. The telescopic rod of the power mechanism is connected to the rotating plate by a pin. The rotation of the rotating plate is controlled by the extension and retraction of the telescopic rod, thereby driving the layering rod part to rotate. The layering rod includes a layering roller, a layering shaft, and a layering shaft fixing seat; the layering roller is a hollow roller, which is fitted onto the layering shaft and can rotate around the layering shaft; both ends of the layering shaft extend out of the ends of the layering roller, one end of which is connected and fixed to the layering shaft fixing seat, and the other end is a free end; the layering shaft fixing seat is connected and fixed to the rotary plate. The hydraulic stratification device also includes a lifting mechanism, which is located above or below the connecting rod portion. One end of the lifting mechanism is connected to the fixed portion via a pin, and the other end is connected to the connecting rod portion via a pin. The lifting mechanism's telescopic rod extends and retracts to push the connecting rod portion to rise or fall. The hydraulic stratification device includes a hydraulic upper stratification device and a hydraulic lower stratification device, which are symmetrically installed on the side of the picking head.

2. The hydraulically driven camellia fruit harvester according to claim 1, characterized in that: It also includes a pitching device, which includes a pitching hydraulic cylinder, shaft A, and a hydraulic cylinder base; shaft A is installed on the rear side of the picking head; the pitching hydraulic cylinder includes a hydraulic rod and a base, the hydraulic rod is connected to the shaft, and the base is connected to the load-bearing mechanism through the hydraulic cylinder base, and the load-bearing mechanism is installed on the chassis of the picking machine; the angle of the picking head can be adjusted by extending and retracting the pitching hydraulic cylinder.

3. The hydraulically driven camellia fruit harvester according to claim 1, characterized in that: It also includes a propulsion device, which includes a propulsion hydraulic cylinder and a propulsion hydraulic cylinder base; the propulsion hydraulic cylinder includes a hydraulic cylinder and a base, the hydraulic cylinder is connected to a load-bearing mechanism, and the load-bearing mechanism is slidably connected to the harvester chassis; the base is connected to the harvester chassis through the propulsion hydraulic cylinder base, and the forward and backward movement of the harvesting head is achieved by the extension and retraction of the propulsion hydraulic cylinder.

4. The hydraulically driven camellia fruit harvester according to claim 1, characterized in that: The harvesting head includes a frame plate, an upper rotating rubber roller assembly, a lower rotating rubber roller assembly, and a drive system. The frame plate consists of two pieces, arranged opposite each other on the left and right, connected by a shaft and fixed to the harvester chassis by a load-bearing mechanism. The upper and lower rotating rubber roller assemblies are installed at the openings of the frame plate and are arranged symmetrically on the top and bottom. The drive system is used to drive the upper and lower rotating rubber roller assemblies to move synchronously in opposite directions.

5. The hydraulically driven camellia fruit harvester according to claim 4, characterized in that: The upper rotating rubber roller assembly includes a rubber roller, a rubber roller frame, a rotating disk, a rotating shaft, and bearing seats; both ends of the rubber roller are respectively mounted on the rubber roller frame; there are two rubber roller frames, arranged opposite each other, and each connected to the rotating disk via connecting rods; the rotating disk is fixedly connected to the rotating shaft and is close to both ends of the rotating shaft; both ends of the rotating shaft are respectively mounted at the openings of the side frame plates via bearing seats.

6. The hydraulically driven camellia fruit harvester according to claim 1, characterized in that: It also includes a sensor data display device, which includes a Hall sensor, a laser rangefinder, and a serial port display. The Hall sensor is installed on the frame plate of the harvesting head, and the magnet is installed on the rubber roller frame of the harvesting head. When the rubber roller frame rotates, the magnet senses the Hall sensor and displays the rotation speed of the rubber roller frame on the serial port display. The laser rangefinder is installed on the chassis of the harvester, with the laser emission port facing the ground, and displays the height of the harvester chassis above the ground on the serial port display.

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