CN112042386B - Oil tea fruit picking device and application method thereof - Google Patents

Abstract

The invention discloses a tea-oil camellia fruit picking device and a using method thereof. The oil tea fruit picking device comprises a frame, a lifting frame, a wheel shaft, a transmission mechanism, a regulator, a poking wheel, an excitation seat and a cable; the lifting frame is arranged on the frame, the wheel shaft can rotate the shifting wheel under the drive of the transmission mechanism, and the regulator can adjust the horizontal inclination angles of the vibration excitation teeth which are arranged on the vibration excitation seat at equal intervals; the cable is connected with a power supply for the excitation tooth. When picking oil tea fruits, the height of the shifting wheel relative to the ground is adjusted through the lifting frame, the horizontal inclination angle of the excitation teeth on the shifting wheel is adjusted through the regulator, then the shifting wheel is driven to revolve through the transmission mechanism, and the two excitation rods with certain included angles of the excitation teeth are connected into the power supply to enable the excitation rods to rotate. The camellia oleifera fruit picking device has the characteristics of simplicity in operation, small disturbance to fruiting branches of trees and high fruit picking rate.

Description

Oil tea fruit picking device and application method thereof

Technical Field

The invention relates to an agricultural machinery picking device, in particular to an oil tea fruit picking device and a using method thereof.

Background

With the rapid development of the oil tea industry, the operation level and the improvement of the improved variety popularity, the rapid picking of fresh oil tea fruits has become an important technical bottleneck for restricting the development of the industry. It is reported that the optimal picking period of fresh oil tea fruits is only 10-15 days, and the traditional manual picking mode is time-consuming and labor-consuming, is easily influenced by high-speed factors and the like, so that the picking operation efficiency is low. The camellia oleifera fruit leaves are opened when part of the camellia oleifera fruit leaves are just sat in the harvesting period, and the camellia oleifera fruit leaves are easily damaged by a method of vibrating camellia oleifera fruit branches and trunks adopted by traditional harvesting mechanical equipment, so that the yield in the next year is affected.

The improvement of oil tea fruit harvesting equipment is mainly divided into three types: (1) The manual auxiliary type harvesting equipment represented by the Chinese patent 201710745818.X is a portable oil tea fruit harvesting mechanism, and the oil tea fruit stalks are twisted off or cut off by driving the closing of the movable blade and the static blade through the traction rod, so that the operation effects of beating fruits and shearing the fruit stalks are achieved, but the closing of the movable blade and the static blade is realized through manual operation, so that the harvesting efficiency is difficult to improve; (2) Seed harvesting equipment represented by China patent 201820673036.X, namely oil tea seed harvesting equipment, absorbs and picks up oil tea seeds falling on the ground through negative pressure of a fan, but does not relate to picking fruits on a tree; (3) Fresh fruit harvesting equipment represented by China patent 201710219984.6, namely a rotary rubber roller type oil tea fruit combine harvester, comprises a picking head for carding oil tea tree bodies, wherein fruits are extruded and pulled by a rubber roller assembly which synchronously and reversely moves to fall off, but the defect of large disturbance to fruit branches when the fruit stems are pulled and broken exists.

At present, development of a picking device with high picking efficiency of oil tea fruits and slight disturbance of fruit branches and oil tea trees is needed to be developed.

Disclosure of Invention

The invention aims to provide a tea-oil camellia fruit picking device and a using method thereof.

In order to achieve the above purpose, the invention adopts the following technical scheme:

the utility model provides a device is picked to oil tea fruit, this device is picked includes shaft and thumb wheel, the thumb wheel is including relative setting and respectively with the first spiral frame (i.e. interior spiral frame) and the second spiral frame (i.e. circuit spiral frame) that the shaft links to each other, be provided with a plurality of vibration excitation seats along shaft circumference interval arrangement between first spiral frame and the second spiral frame, be provided with a plurality of vibration excitation teeth that are tooth comb-shaped along shaft axial arrangement on the vibration excitation seat, vibration excitation tooth includes a plurality of vibration excitation effect output unit that can swing that links to each other with vibration excitation seat.

Preferably, the excitation teeth specifically comprise a driving gear shaft and a driven gear shaft which are meshed with each other and arranged on the excitation seat, and excitation action output units respectively arranged at one ends of the driving gear shaft and the driven gear shaft, wherein the excitation action output units comprise excitation rods which are connected with the corresponding driving gear shaft or driven gear shaft and extend out of the excitation seat, and the other ends of the driving gear shaft and the driven gear shaft are mutually close.

Preferably, the exciting rod is U-shaped, and a plurality of sections of elastic sleeve bodies (for example, rubber sleeves) are arranged on the exciting rod, namely, the exciting action output unit further comprises an elastic sleeve body, and a gap of 3-5 mm is reserved between the elastic sleeve body and the exciting rod.

Preferably, the included angle between the driving gear shaft and the driven gear shaft is 5-15 degrees. The included angle between the driving gear shaft and the driven gear shaft is set to meet the picking requirements of oil tea fruits of different sizes, the fruits with smaller volumes cannot be picked if the included angle is too large, and the excitation rod is easy to be blocked by sundries such as branches if the included angle is too small.

Preferably, the excitation seat comprises a mounting plate connected with the thumb wheel, an adjusting hand wheel, a cam rod, a driven gear shaft adjusting part, and a seat bearing for supporting a driving gear shaft and a driven gear shaft of the excitation teeth, wherein the adjusting hand wheel is arranged on the mounting plate, the cam rod is connected with the adjusting hand wheel, the driven gear shaft adjusting part comprises a telescopic push rod for pushing the seat bearing of the driven gear shaft of each excitation tooth to rotate, one end of the telescopic push rod is in close contact with the cam rod (so as to be matched with a corresponding cam structure), and the other end of the telescopic push rod is in close contact with the seat bearing of the corresponding driven gear shaft.

Preferably, the excitation seat further comprises a motor (i.e. a driving motor) for driving the driving gear shaft of the excitation tooth.

Preferably, the picking device further comprises a frame and a lifting frame, wherein the lifting frame is arranged on the frame, and the thumb wheel is arranged on the lifting frame through a wheel shaft.

Preferably, the lifting frame comprises a pull lifting rod, a first connecting rod (i.e. a left connecting rod), a first rotating frame side mounting rod, a second rotating frame side mounting rod and a second connecting rod (i.e. a right connecting rod); the pulling lifting rod is connected with the first rotating frame side mounting rod and the second rotating frame side mounting rod through the first connecting rod and the second connecting rod respectively, the first rotating frame side mounting rod and the second rotating frame side mounting rod are connected with a rotating shaft arranged on the frame respectively, and the frame is connected with the pulling lifting rod; the two ends of the wheel axle are respectively supported on the first rotating frame side mounting rod and the second rotating frame side mounting rod.

Preferably, the wheel shaft is connected with a power source for driving the thumb wheel to rotate through a transmission mechanism.

Preferably, the picking device further comprises an eccentric disc arranged on the outer side of the first rotating frame or the second rotating frame and a third rotating frame (namely the eccentric rotating frame) capable of rotating relative to the eccentric disc, the eccentric disc is connected with the wheel shaft, and an adjusting plate capable of rotating relative to the wheel shaft is arranged on the eccentric disc; the horizontal dip angle of the exciting teeth on each exciting seat (the adjusting range of the horizontal dip angle is-30-15 degrees, wherein the dip angle takes a negative value to represent upward inclination relative to the horizontal plane, the dip angle takes a positive value to represent downward inclination relative to the horizontal plane, and for planting fields with different maturity and high yield, the overhanging angle of the fruiting branches is different, the cutting angle of the exciting teeth into the tree body can be controlled by adjusting the horizontal dip angle, the disturbance to the tree body can be effectively reduced, and the exciting teeth cannot play a role of carding the branches due to overlarge horizontal dip angle.

The application method of the oil tea fruit picking device when picking oil tea fruits comprises the following steps:

1) Adjusting the height of the shifting wheel relative to the ground, the horizontal inclination angle of the excitation teeth and the included angle between excitation action output units of the excitation teeth;

2) When the excitation teeth start excitation, the excitation teeth rotate along with the shifting wheel by driving the wheel shaft;

3) The poking wheel is integrally close to the tea-oil tree body, the excitation teeth rotating along with the poking wheel are utilized to comb the branches downwards from the crown, and the fruit is knocked down by utilizing the excitation action generated by the excitation teeth in the process of combing the branches.

The beneficial effects of the invention are as follows:

according to the invention, the excitation teeth in comb arrangement are arranged on the thumb wheel, so that the advantage of accurate picking of the tooth comb operation mechanism is maintained, the advantage of high efficiency of operation of the vibration harvesting equipment is also possessed, the operation is simple, the disturbance to fruit branches and tea-oil tree bodies is small, the bud damage rate is reduced, and the fruit harvesting rate is improved.

Furthermore, the lifting frame is arranged, so that the height of the poking wheel can be freely adjusted according to the height of the tea-oil tree fruiting layer, and the poking wheel drives the excitation teeth to operate from top to bottom, so that fruiting branches at each position of the upper, middle and lower positions of the tea-oil tree are comprehensively and fully harvested.

Furthermore, the invention adopts the eccentric disc and the adjusting plate to form the adjuster, and the horizontal inclination angle of each exciting tooth on the poking wheel can be adjusted by matching with the crank, so that the angle of the exciting tooth cut into the tree body during picking can meet the hanging condition of the oil tea fruits in different planting fields.

Furthermore, the invention adopts the telescopic push rod to form the driven gear shaft adjusting part, thereby not only rapidly adjusting the included angle of the excitation rod of each excitation tooth on the excitation seat, but also solving the problem that the excitation tooth is difficult to recover operation after being blocked by hard objects such as branches in the picking operation, improving the picking efficiency and reducing the failure rate of equipment.

Drawings

FIG. 1 is a schematic view of a tea fruit picking device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the lifting frame shown in FIG. 1;

FIG. 3 is a schematic view of the transmission mechanism of FIG. 1;

FIG. 4 is a schematic view of the regulator shown in FIG. 1;

FIG. 5 is a schematic illustration of the construction of the thumbwheel of FIG. 1;

FIG. 6 is a schematic view of the excitation seat shown in FIG. 1 in semi-section;

FIG. 7 is an enlarged view of structure A of FIG. 6;

FIG. 8 is an enlarged view of structure B of FIG. 7;

FIG. 9 is a schematic view of the excitation tooth of FIG. 1;

in the figure: 1-frame, 2-lifting frame, 3-wheel axle, 4-driving mechanism, 5-regulator, 6-shifting wheel, 7-excitation seat, 8-excitation tooth and 9-cable; 21-a pull-up rod, 22-a sleeve, 23-a left connecting rod, 24-a left mounting rod, 25-a right mounting rod, 26-a right connecting rod and 27-a step rotating shaft; 41-V belt, 42-small belt pulley, 43-large belt pulley, 44-left bearing seat, 45-right bearing seat; 51-fastening bolts, 52-eccentric discs, 53-adjusting plates, 54-supporting rollers; 61-eccentric rotating frame, 62-crank, 63-internal rotating frame, 64-square shaft, 65-square shaft end conductive slip ring, 66-circuit rotating frame and 67-wheel shaft end conductive slip ring; 71-a mounting plate, 72-an adjusting component, 73-a transmission component, 74-a bearing with a seat, 75-a protective cover and 76-a driving motor; 721-an adjusting hand wheel, 722-an extension spring, 723-a cam rod, 724-a supporting seat, 725-a push rod, 726-an adjusting spring and 727-a fixed seat; 731-left pulley, 732-round belt, 733-double grooved pulley, 734-right pulley; 81-exciting rod, 82-rubber sleeve, 83-driving gear shaft, 84-driven gear shaft, 85-connecting plate.

Detailed Description

The invention will be described in further detail with reference to the drawings and examples. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention.

Referring to fig. 1, the oil tea fruit picking device mainly comprises a frame 1, a lifting frame 2, a wheel shaft 3, a transmission mechanism 4, a regulator 5, a thumb wheel 6, an excitation seat 7, excitation teeth 8 and a cable 9; the lifting frame 2 is arranged on the frame 1, and the wheel axle 3 can rotate the thumb wheel 6 under the drive of the transmission mechanism 4; a plurality of (e.g. 5) excitation seats 7 are distributed and arranged at intervals in the circumferential direction of the thumb wheel 6; the regulator 5 can integrally regulate the horizontal inclination angles of a plurality of (for example, 6) excitation teeth 8 which are arranged on the excitation seat 7 at equal intervals along the direction parallel to the wheel shaft 3; the cable 9 is led out from the excitation seat 7 to the lifting frame 2 and is connected with a power supply for supplying power for the rotation of the excitation teeth 8.

Referring to fig. 2, the lifting frame 2 includes a pull-up lever 21, a sleeve 22, a left link 23, a left mounting lever 24, a right mounting lever 25, a right link 26, and a step shaft 27; the pull-up rod 21 is connected with a left mounting rod 24 and a right mounting rod 25 through a left connecting rod 23 and a right connecting rod 26 respectively, the left mounting rod 24 and the right mounting rod 25 are connected with the frame 1 through a step rotating shaft 27 penetrating through the lower end of the frame 1 and a sleeve 22 on the corresponding side of the frame 1, and two sides of the upper end of the frame 1 are connected with the pull-up rod 21 respectively; when the frame 1 is not moving, the clockwise rotation of the pull-up rod 21 can drive the left mounting rod 24 and the right mounting rod 25 to move downwards, and the anticlockwise rotation of the pull-up rod 21 can drive the left mounting rod 24 and the right mounting rod 25 to move upwards.

Referring to fig. 3, the transmission mechanism 4 includes a V belt 41, a small pulley 42, a large pulley 43, a left bearing housing 44, and a right bearing housing 45; the two ends of the wheel axle 3 are respectively supported on the left mounting rod 24 and the right mounting rod 25 (and far away from the connection positions of the left connecting rod 23 and the right connecting rod 26) through a left bearing seat 44 and a right bearing seat 45; the large belt wheel 43 is fixed on the part of the wheel shaft 3 extending out of the outer end of the left bearing seat 44, and the small belt wheel 42 is connected with the part of the stepped rotating shaft 27 extending out of the left mounting rod 24; the small belt pulley 42 is connected with the large belt pulley 43 through the V belt 41 to synchronously rotate, wherein the small belt pulley 42 is a driving wheel, and the large belt pulley 43 is a driven wheel.

Referring to fig. 4, the adjuster 5 includes a fastening bolt 51, an eccentric disc 52, an adjustment plate 53, and a support roller 54; the eccentric disc 52 is fixed on the wheel shaft 3 in an eccentric mounting manner, the fastening bolt 51 penetrates through an arc-shaped groove on the eccentric disc 52 and is connected with one end of the adjusting plate 53 (a locking nut is mounted on the fastening bolt 51), a through hole which is in sliding fit with the side surface of the wheel shaft 3 is formed in the other end of the adjusting plate 53, and the adjusting plate 53 is axially fixed at the inner end of the left bearing seat 44 through the outer disc surface of the eccentric disc 52; three supporting rollers 54 are uniformly distributed on the inner disc surface of the eccentric disc 52 at 120-degree intervals.

Referring to fig. 5, the thumb wheel 6 includes an eccentric rotating frame 61, a crank 62, an inner rotating frame 63, a square shaft 64, a square shaft end conductive slip ring 65, a circuit rotating frame 66 and a wheel shaft end conductive slip ring 67; the eccentric spin stand 61, the inner spin stand 63 and the circuit spin stand 66 are all polygonal (e.g., pentagonal) plane support structures as a whole; the center of the eccentric rotating frame 61 (with a circular hole) is sleeved on the three supporting rollers 54, so that the eccentric rotating frame 61 can rotate relative to the eccentric disc 52 through rolling fit; the centers of the inner rotating frame 63 and the circuit rotating frame 66 are fixed on the wheel shaft 3, a plurality of (for example, 5) square shafts 64 (the connecting positions are at the positions corresponding to the peaks of the rotating frames) are arranged between the inner rotating frame 63 and the circuit rotating frame 66, each square shaft 64 is respectively used for installing and fixing one excitation seat 7, the left end of each square shaft 64 is connected with a crank 62, the eccentric rotating frame 61 is connected with the inner rotating frame 63 through each crank 62, the right end of each square shaft 64 is connected with the circuit rotating frame 66 through a square shaft end conductive slip ring 65, and the wheel shaft end conductive slip ring 67 is arranged on the part of the wheel shaft 3 extending out of the outer end of the right bearing seat 45.

The direct effect of the fastening screw 51 and the locking nut is to achieve a tightening of the adjusting plate 53 to the eccentric disc 52. The locking nut on the fastening bolt 51 is unscrewed, and the eccentric suspension 61 can be rotated, so that each square shaft 64 is driven to rotate by a crank 62 based on the principle of a parallelogram mechanism, and the aim of synchronously adjusting the horizontal inclination angle of the excitation teeth 8 on each excitation seat 7 by using the regulator 5 (the adjustment range of the horizontal inclination angle is-30 degrees to 15 degrees) is fulfilled; after the horizontal inclination angle of the exciting teeth 8 is adjusted, the adjuster 5 is locked (namely, the locking nut on the fastening bolt 51 is screwed) so as to keep the horizontal inclination angle of the exciting teeth 8 unchanged.

Referring to fig. 6 and 9, the excitation seat 7 includes a mounting plate 71, a seat bearing 74, a protective cover 75, and a driving motor 76; the mounting plate 71 is fixed to the square shaft 64 through the positioning hole, the protection cover 75 is fastened to the mounting plate 71, the bearing with the seat 74 is enclosed in the protection cover 75, and the driving motor 76 is fixed to the mounting plate 71. The exciting tooth 8 comprises a driving gear shaft 83 and a driven gear shaft 84, the driving gear shaft 83 and the driven gear shaft 84 are respectively supported on the mounting plate 71 through a bearing 74 with a seat, a gear which is sealed in the protective cover 75 is respectively fixed on the driving gear shaft 83 and the driven gear shaft 84, and a flange type non-standard gear pair which is meshed with each other is formed by the two gears, one end of the driving gear shaft 83 is fixed at the fixed position of two side locating holes of the bearing 74 with the seat through the connecting hole, so that the end of the driven gear shaft 84 can rotate around the locating hole near the driving gear shaft 83 side of the bearing 74 connected with the driven gear shaft 84 as a power input end of the driving motor 76, the other ends of the driving gear shaft 83 and the driven gear shaft 84 are respectively fixed with a connecting plate 85 which is positioned outside the protective cover 75, a U-shaped exciting rod 81 (threads are arranged at the two ends of the exciting rod 81 and can be mounted on the connecting plate 85 through being matched with nuts), a plurality of sections of rubber sleeves 82 (the diameter of the inner holes of the rubber sleeves 82 is 3-5 mm larger than that of the diameter of the exciting rod 81) are sleeved on the exciting rod 81, damage to bark is effectively avoided, the exciting efficiency is improved through the autorotation of the finger tooth 8, and the exciting efficiency is improved.

The vibration excitation is generated by the high-speed rotation of the gear pair, and the high-speed rotation of the gear pair enables the vibration excitation rod 81 to continuously strike fruits or branches, so that the branches swing up and down and left and right to generate a vibration effect. A gap exists between the rubber sleeve 82 and the excitation rod 81, and the excitation rod 81 rotates to enable the rubber sleeve 82 to move like a hula hoop, so that the fruits can be directly hit to fall off; the gear pair adopts a non-standard gear, and in the gear design, parameters such as tooth top width, tooth top end face chamfer angle or round angle are mainly adjusted, and specific technical parameters are calculated specifically according to the included angle adjustment range of the gear pair (the driving gear shaft 83 and the driven gear shaft 84), namely 5-15 degrees, the gear reference circle diameter and the like.

Referring to fig. 6 and 8, the excitation base 7 further includes an adjusting member 72. The adjusting part 72 comprises an adjusting hand wheel 721, an extension spring 722, a cam rod 723, a supporting seat 724, a push rod 725, an adjusting spring 726 and a fixed seat 727; a fixed seat 727 is arranged on one side, far away from the driving gear shaft 83, of the bearing 74 with a seat, which is connected with each driven gear shaft 84, the fixed seat 727 is connected with the mounting plate 71, two push rods 725 connected through an adjusting spring 726 are supported on the fixed seat 727, and one push rod 725 is tightly propped against the bearing 74 with a seat, which is connected with the driven gear shafts 84; the rod body of the cam rod 723 is supported on each of the fixing seats 727, and a plurality of cam structures distributed at intervals on the rod body are respectively propped against the other push rod 725 on the corresponding fixing seat 727; one end of the cam lever 723 is freely movable, and the tension springs 722 are respectively connected to the regulating hand wheel 721 and the other end of the cam lever 723, and the regulating hand wheel 721 is radially locked by a supporting seat 724 having a square groove fixed to the mounting plate 71. The cam lever 723 can be rotated by pulling out the regulating hand wheel 721 by means of the tension spring 722 and disengaging from the supporting seat 724, thereby adjusting the opening and closing angle of each exciting tooth 8 by swinging the driven gear shaft 84 (similar to the slit arrangement of the cutter); the opening and closing angle of the exciting teeth 8 can be moderately changed by the expansion and contraction of the adjusting spring 726 after the locking of the adjusting hand wheel 721 (the included angle between the driving gear shaft 83 and the driven gear shaft 84 ranges from 5 degrees to 15 degrees).

Referring to fig. 6 and 7, the excitation base 7 further includes a transmission member 73. The transmission member 73 includes a left belt wheel 731, a circular belt 732, a double belt wheel 733, and a right belt wheel 734, the double belt wheel 733 is connected to the driving motor 76 and the driving gear shaft 83 of one excitation tooth 8, the left belt wheel 731 and the right belt wheel 734 are connected to the driving gear shaft 83 of another two excitation teeth 8, respectively, and the output of the driving motor 76 is transmitted to the corresponding three excitation teeth 8 (i.e. two driving motors 76 are fixed on the mounting plate 71 of one excitation seat 7 and respectively drive the left and right excitation teeth 8) through the double belt wheel 733 and the circular belt 732 connected between the double belt wheel 733 and the left belt wheel 731 and the right belt wheel 734.

The steps of picking the oil tea fruits by using the oil tea fruit picking device are as follows:

1) According to the height of the crown fruiting layer of the tea-oil tree, the height of the thumb wheel 6 relative to the ground is adjusted through the lifting frame 2;

2) According to the hanging situation of the oil tea fruits, the horizontal inclination angle (the adjusting range is-30-15 degrees) of the excitation teeth 8 on the poking wheel 6 is adjusted through the adjuster 5, and the adjuster 5 is locked after adjustment;

3) According to the size of the oil tea fruits, the cam rod 723 is pulled out outwards and the regulating hand wheel 721 is rotated, so that the included angles (the regulating range is 5-15 degrees) between every two exciting rods 81 in each exciting tooth 8 on the exciting seat 7 are regulated at one time;

4) External power is started, and the wheel shaft 3 is driven by the transmission mechanism 4 to enable the excitation teeth 8 on the poking wheel 6 to revolve;

5) The power is connected, and the current is transmitted to the driving motor 76 through the cable 9 which is internally arranged in the right mounting rod 25, the wheel axle end conductive slip ring 67, the circuit rotating frame 66, the square axle end conductive slip ring 65, the square axle 64 and the excitation seat 7, so as to drive the excitation rod 81 of the excitation tooth 8 to rotate;

6) The poking wheel 6 is integrally close to the tea-oil tree and carding the tea-oil tree branches downwards from the crown, and when the excitation teeth 8 touch the tea-oil tree fruits, the excitation rod 81 with the rubber sleeve 82 can knock the fruits down on the ground; if the excitation rod 81 is blocked by hard objects such as branches, the revolution motion of the thumb wheel 6 drives the stagnant excitation rod 81 to compress the adjusting spring 726, so that the corresponding driven gear shaft 84 rotates around the positioning hole of the bearing 74 with the seat connected with the driven gear shaft, thereby branching the hard objects and recovering the included angle between the excitation rods 81 in the excitation teeth 8, and the excitation rods 81 can recover autorotation at the same time;

7) After the oil tea fruits are picked, cutting off the power of the cable 9, and enabling the vibration excitation rod 81 of the vibration excitation teeth 8 not to rotate any more; then the external power is turned off, and the poking wheel 6 stops revolving; the lifting frame 2 is adjusted to restore the dial wheel 6 to the original position.

In the process of picking the oil tea fruits, the oil tea fruits on the branches are mainly knocked down by combing and high-speed rotation of the excitation rods 81 of the excitation teeth 8, so that acting forces such as pulling, twisting and the like do not exist on the fruit stems, and the branch deformation is small; the diameter of the branches is far smaller than the gap of each excitation rod 81, and the rubber sleeve 82 is in direct contact with the branches, so that the damage to the bark and bud is small; the horizontal inclination angle of the tree body inserted by the exciting teeth 8 and the included angle between the exciting rods 81 are adjustable, so that the exciting teeth can be adjusted according to the actual field, and the disturbance to the tea-oil tree body is further reduced.

In a word, the oil tea fruit picking device breaks through the technical bottleneck of oil tea fruit picking, reduces the labor intensity of oil tea fruit picking operation, and realizes industrial cost saving and synergy.

Claims (4)

1. The utility model provides a device is picked to tea-oil camellia fruit which characterized in that: the picking device comprises an axle (3) and a poking wheel (6), wherein the poking wheel (6) comprises a first rotating frame and a second rotating frame which are oppositely arranged and connected with the axle (3), a plurality of excitation seats (7) which are arranged at intervals along the circumferential direction of the axle (3) are arranged between the first rotating frame and the second rotating frame, a plurality of excitation teeth (8) which are arranged in a comb shape along the axial direction of the axle (3) are arranged on the excitation seats (7), and the excitation teeth (8) comprise a plurality of excitation action output units connected with the excitation seats (7);

the excitation teeth (8) specifically comprise a driving gear shaft (83) and a driven gear shaft (84) which are meshed with each other and arranged on the excitation seat (7), and excitation action output units respectively arranged on one ends of the driving gear shaft (83) and the driven gear shaft (84), wherein the excitation action output units comprise excitation rods (81) which are connected with the corresponding driving gear shaft (83) or driven gear shaft (84) and extend out of the excitation seat (7), and the other ends of the driving gear shaft (83) and the driven gear shaft (84) are mutually closed;

the exciting rod (81) is U-shaped, a plurality of sections of elastic sleeve bodies are arranged on the exciting rod (81), and gaps are reserved between the elastic sleeve bodies and the exciting rod (81);

the included angle between the driving gear shaft (83) and the driven gear shaft (84) is 5-15 degrees;

the vibration excitation seat (7) comprises a mounting plate (71) connected with the poking wheel (6), an adjusting hand wheel (721) arranged on the mounting plate (71), a cam rod (723), a driven gear shaft adjusting part, and a seat bearing (74) for supporting a driving gear shaft (83) and a driven gear shaft (84) of the vibration excitation tooth (8), wherein the cam rod (723) is connected with the adjusting hand wheel (721), the driven gear shaft adjusting part comprises a telescopic push rod (725) for pushing the seat bearing (74) corresponding to the driven gear shaft (84) to rotate, and the telescopic push rod (725) is in contact with the cam rod (723);

the picking device also comprises a frame (1) and a lifting frame (2), wherein the lifting frame (2) is arranged on the frame (1), and a thumb wheel (6) is arranged on the lifting frame (2) through a wheel shaft (3);

the picking device further comprises an eccentric disc (52) arranged on the outer side of the first rotating frame or the second rotating frame and a third rotating frame capable of rotating relative to the eccentric disc (52), the eccentric disc (52) is connected with the wheel shaft (3), and an adjusting plate (53) capable of rotating relative to the wheel shaft (3) is arranged on the eccentric disc (52); each excitation seat (7) is correspondingly connected with a plurality of cranks (62) arranged on the third rotating frame through a plurality of rotating shafts connected between the first rotating frame and the second rotating frame.

2. The oil tea fruit picking device according to claim 1, wherein: the lifting frame (2) comprises a pull lifting rod (21), a first connecting rod, a first rotating frame side mounting rod, a second rotating frame side mounting rod and a second connecting rod; the pulling and lifting rod (21) is connected with a first rotating frame side mounting rod and a second rotating frame side mounting rod through a first connecting rod and a second connecting rod respectively, the first rotating frame side mounting rod and the second rotating frame side mounting rod are connected with a rotating shaft arranged on the frame (1) respectively, and the frame (1) is connected with the pulling and lifting rod (21); the two ends of the wheel axle (3) are respectively supported on the first rotating frame side installation rod and the second rotating frame side installation rod.

3. The oil tea fruit picking device according to claim 1, wherein: the wheel shaft (3) is connected with a power source for driving the thumb wheel (6) to rotate through a transmission mechanism (4).

4. A method of using a tea-oil camellia fruit picking device according to any one of claims 1-3, characterized in that: the method comprises the following steps:

1) Adjusting the height of the shifting wheel (6) relative to the ground, the horizontal inclination angle of the excitation teeth (8) and the included angle between excitation action output units of the excitation teeth (8);

2) The excitation teeth (8) rotate along with the shifting wheel (6);

3) The poking wheel (6) is close to the tea-oil tree body, the excitation teeth (8) rotating along with the poking wheel (6) are utilized to comb the branches downwards from the crowns, and the excitation effect generated by the excitation teeth (8) is utilized to knock down fruits in the process of combing the branches.

Images