CN209824462U - Power-assisted fruit picking device - Google Patents

Abstract

The utility model relates to a power-assisted fruit picking device, which comprises an upper guide plate, a lower guide plate, a motor, a shaft coupling, a cutter, a power supply, a telescopic rod and a forward rotation switch; an upper guide plate, a lower guide plate and a motor are fixed on one side of the upper end of the telescopic rod, wherein the upper guide plate and the lower guide plate are arranged in parallel up and down; the forward rotation switch is connected with the power supply and the motor in series, and when the forward rotation switch is closed, the power supply, the motor and the forward rotation switch form a closed loop A; the labor intensity is reduced, the cutter is clamped between the upper guide plate and the lower guide plate, the damage of the cutter to branches and leaves of fruits and the fruits can be avoided, the quality of fruit trees and the fruits is protected, and the storage and the transportation of the fruits are facilitated.

Description

Power-assisted fruit picking device

Technical Field

The utility model relates to a technical field is picked to fruit, specifically is a device is picked to helping hand formula fruit.

Background

With the development of the times, the agricultural production, especially the forest and fruit industry, is more and more closely fused with the mechanical manufacturing industry, and the automation slowly enters the field of agricultural production, thereby being expected to replace workers to carry out efficient production work. However, in many laggard areas, people still use the original manual picking method to pick by climbing trees manually or picking by means of ladders or self-made tools. Potential safety hazards exist in climbing and picking, and the branches of fruit trees can be damaged; the ladder is used for picking, so that the labor intensity is high, the labor cost is high, the picking is inconvenient, and the working efficiency is extremely low; for the self-made tool, the design of no professional is provided, so that the efficiency is low in the picking process, the fruit can be damaged, and the quality and subsequent storage and transportation of the fruit are affected.

Therefore, the prior art solves the above problems by using fruit picking auxiliary equipment, wherein the patent number is CN 107801488A, the publication date is 2018, 03, 16, and the technical scheme of the chinese utility model named as "fruit picker" includes a support rod, and scissors, a fruit bag and a control mechanism which are arranged on the support rod through a bracket, the scissors are arranged on the top of the support rod, the fruit bag is arranged below the scissors, the control mechanism includes a torsion spring for opening the scissors, a memory spring for closing the scissors, a control box for energizing the memory spring to contract the memory spring, and a switch connected with the control box; the technical scheme of the utility model discloses a chinese utility model patent that patent number is CN206948933U, and the publication date is 2018, 02 months 02 days, the name is "fruit picking device" includes main telescopic link, and scissors operating device is installed to main telescopic link's end, and scissors operating device links to each other and drives its shearing action through acting as go-between with scissors mechanism, and scissors mechanism installs the top at main telescopic link.

Although the scheme can be used for picking fruits, the problem exists that picked scissors are directly exposed outside, fruit stems are usually very short and very small, and in the actual fruit picking process, a picker on the ground cannot clearly see the positions of the fruit stems in the high altitude, and cannot easily position the fruit stems, so that the fruit stems easily touch branches and leaves and fruit bodies, the quality of fruit trees and fruits is damaged, and the storage and transportation of the fruits are influenced. Therefore, how to overcome the problems of easily touching the fruit body and branches and leaves in the prior art is a technical problem which needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a device is picked to helping hand formula fruit, simple structure, commonality are strong, convenient operation, can not touch branch and leaf and fruit body itself when picking fruit, can avoid causing the injury to the quality of fruit tree and fruit, are favorable to the warehousing and transportation of fruit.

The utility model discloses a realize through following technical scheme:

a power-assisted fruit picking device comprises an upper guide plate, a lower guide plate, a motor, a coupler, a cutter, a power supply, a telescopic rod and a forward rotation switch;

an upper guide plate, a lower guide plate and a motor are fixed on one side of the upper end of the telescopic rod, wherein the upper guide plate and the lower guide plate are arranged in parallel up and down;

the forward rotation switch is connected with the power supply and the motor in series, and when the forward rotation switch is closed, the power supply, the motor and the forward rotation switch form a closed loop A.

Preferably, the device also comprises an elbow device consisting of an upper hollow cylindrical part and a lower hollow cylindrical part which are fixedly connected;

the included angle between the upper hollow cylindrical part and the lower hollow cylindrical part is 140-160 degrees, the lower hollow cylindrical part is sleeved at the upper end of the telescopic rod, and the upper hollow cylindrical part is fixed with the upper guide plate and the lower guide plate through the guide plate connecting part;

the one end of deflector connecting piece is the cylinder, and the other end is fixed with two parallel arrangement's fixed plate, and the cylinder of deflector connecting piece alternates on last hollow cylinder, goes up one side parallel and level back parallel placement of deflector and lower deflector, fixes between two parallel arrangement's of deflector connecting piece fixed plate through the fastener.

Preferably, the self-centering clamp comprises a self-centering clamp head connecting piece fixed on one side of the telescopic rod, two holding claws, an extension spring and a pull wire;

the self-centering chuck connecting piece consists of a limiting rod and two protection plates, the two protection plates are fixed at the front end of the limiting rod in parallel, the two protection plates are respectively positioned above and below the limiting rod, and the rear end of the limiting rod is fixed on the telescopic rod;

the holding claws comprise a quarter circular arc and a connecting lever, the connecting lever in the two holding claws is hinged to the front end of the limiting rod from top to bottom respectively, the connecting lever in the two holding claws is located between the two protection plates, the part of the holding claws extending out of the self-centering chuck connecting piece in an opening state is the quarter circular arc, the connecting lever of the holding claws is provided with a through groove with a waist circular hole, the overlapping parts of the two through grooves are collinear with the limiting rod, the stretching spring sleeve is arranged on the limiting rod, one end of the stretching spring is connected with the overlapping parts of the two through grooves, the other end of the stretching spring is fixed on the limiting rod, the stretching wire is connected to one end of the stretching spring, the two holding claws are located below the guide grooves, and the two.

Furthermore, the outside parcel of holding the claw has the sponge.

And the forward rotation switch is composed of a first conducting strip and a second conducting strip, one end of the first conducting strip and one end of the second conducting strip are respectively fixed on the two holding claws, the first conducting strip and the second conducting strip are separated when the two holding claws are opened, and the first conducting strip and the second conducting strip are contacted when the two holding claws are closed.

Still further, the handle comprises a buckle and a movable handle;

the limiting rod is of a hollow structure, the limiting end of the movable handle is fixed on one side of the telescopic rod, a buckle is fixedly installed at the upper end of the movable handle, and the pull wire penetrates through the limiting rod and is fixed on the movable handle through the buckle.

Preferably, the device also comprises a first limit switch, a second limit switch and a reversing switch;

the first limit switch and the second limit switch are both normally closed switches, the first limit switch and the second limit switch are respectively fixed at the lower end of the lower guide plate and are positioned at two sides of the cutter and the guide groove, the cutter is arranged in a contact manner with the first limit switch when not rotating, the reversing switch and the power supply are fixed at one side of the telescopic rod, the reversing switch comprises two linked contacts, and the reversing switches are linked through the contacts to realize simultaneous closing or simultaneous closing;

the second limit switch is connected in series in the closed loop A, wherein the anode of the power supply is communicated with one end of the motor, and the cathode of the power supply is communicated with the other end of the motor;

one end of the motor is also connected with the negative pole of the power supply through one contact of the first limit switch and the reversing switch, and the other end of the motor is also connected with the positive pole of the power supply through the other contact of the reversing switch.

And the other end of the buzzer is connected with a contact of the reversing switch and the motor.

Preferably, still including fixing the fixed block at deflector lower extreme down, fixed block and cutter are located the both sides in first logical groove respectively, and the fixed block is equipped with the blade, can contact the cooperation with the cutting edge of cutter.

Preferably, the telescopic device also comprises a net bag fixedly arranged on one side of the telescopic rod, and an elastic material is sleeved outside the net bag and used for reducing the diameter of the net bag;

the string bag is installed on last string ring, goes up the fixed setting in one side of telescopic link of string ring through the connecting rod, and the one end of connecting rod is fixed on the telescopic link, and the other end is fixed on last string ring.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the fruit picking device of the utility model has the advantages that the fruit stalks can be guided into the guide groove on one side of the upper guide plate and the lower guide plate, the cutter is connected between the upper guide plate and the lower guide plate through the shaft coupling, the forward rotation switch is connected with the power supply and the motor in series, after the forward rotation switch is closed to form a closed loop A, the cutter starts to rotate under the driving action of the motor, the cutting edge of the cutter rotates to the guide groove, the cutter finishes the cutting action of the fruit stalks, and then the fruits are cut off; make things convenient for shearing work, make shearing process more laborsaving, alleviateed intensity of labour, the cutter is pressed from both sides between last deflector and the lower deflector, in the operation the utility model discloses can avoid the cutter to the injury of fruit branch leaf and fruit when fruit is picked the device, protect the quality of fruit tree and fruit, be favorable to the warehousing and transportation of fruit.

Furthermore, the elbow device is designed by the upper hollow cylindrical part and the lower hollow cylindrical part with the included angle of 140-160 degrees, and is fixed at the upper end of the telescopic rod and fixed with the upper guide plate and the lower guide plate, so that the upper guide plate and the lower guide plate can be horizontal by holding the telescopic rod obliquely, the position of a fruit body can be observed conveniently, and the cutting angle is optimized; do not consider human engineering among the current fruit picking device, the angle of cutting tool and telescopic link is the vertically mostly, does not have the angle optimization, and in the actual operation process, picking personnel must stand and operate below fruit, vertically lifting the picking device and looking up the head and observing, it is very hard to look up the head for a long time, and is difficult for seeing the spatial position of fruit on the fruit tree, adopts the utility model discloses a fruit picking device, picking personnel can hold the device to one side and cut, have alleviateed intensity of labour, also conveniently observe the position of fruit.

Further, two claws articulate on the gag lever post, extension spring's one end is connected with the overlap portion that two lead to the groove, the other end is fixed on the gag lever post, act as go-between and connect the one end at extension spring, act as go-between through control messenger extension spring and remove and compress on the gag lever post, two claws can constantly be closed like this, can realize opening of two claws again through extension spring's elasticity, the position of adjustable gag lever post on the telescopic link before picking, make two claws change to the distance of lower deflector, can place two claws in fruit both sides, and then the gripping fruit body, the positioning process to the fruit also is the accurate positioning process of deflector and lower deflector to the fruit stalk, be favorable to the cutter to carry out the accurate cutting to the fruit stalk.

Furthermore, the sponge is wrapped outside the holding claws, so that the fruit peel can be well protected when the fruit body of the fruit is gripped.

Furthermore, first conducting strip and second conducting strip are fixed on two holding claws, alright start the motor when gripping the fruit body, and the cutter and then accomplish the cutting to the fruit stalk, has improved and has picked efficiency.

Furthermore, the pull line is driven by the movable handle, so that the two holding claws are closed or opened, and the operation is convenient.

Furthermore, the first limit switch and the second limit switch are respectively fixed at the lower end of the lower guide plate and located on two sides of the cutter and the guide groove, and under the action of the reversing switch, the second limit switch, the first limit switch and the reversing switch are connected through circuits to enable the cutter to complete one-time reciprocating motion, and when the first conducting strip and the second conducting strip are contacted, the above-mentioned motion can be continued, so that the cutting automation is realized.

Furthermore, one end of the buzzer is connected with the positive electrode of the power supply, the other end of the buzzer is connected with one contact of the reversing switch and the motor, the motor can be reminded in the rotating process, and picking personnel can conveniently judge whether the cutter rotates or not.

Further, the fixed block and the cooperation of cutter contact, because the fixed block has the blade, alright cut off the fruit stalk when the motor provides power fast, improved and picked efficiency.

Furthermore, the net bag fixed with the telescopic rod is arranged, the elastic material is sleeved outside the net bag, the diameter of the net bag can be reduced, and fruits cut off in this way can fall into the net bag.

Drawings

Fig. 1 is a schematic view of the fruit picking device of the present invention.

Fig. 2 is a side view of the structure of the upper end of the telescopic rod in fig. 1.

Fig. 3 is a bottom view of the upper end of the telescopic rod in fig. 1.

Fig. 4 is a schematic view of the entire structure of the lower guide plate in fig. 2.

FIG. 5 is a view of the gripper of FIG. 4 shown closed.

Fig. 6 is a circuit diagram of the present invention.

In the figure: go up deflector 1, lower deflector 2, motor 3, motor support 4, shaft coupling 5, cutter 6, fixed block 7, first limit switch 81, second limit switch 82, deflector connecting piece 9, hold claw 10, extension spring 11, go up the becket 14, connecting rod 15, string bag 16, power 17, wire 18, buzzer 19, telescopic link 20, control handle 21, activity handle 22, reversing switch 23, buckle 24, act as go-between 25, first conducting strip 26, second conducting strip 27, guide slot 28, logical groove 29, gag lever post 121, guard plate 122, go up hollow cylinder 131, lower hollow cylinder 132.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings, which are provided for purposes of illustration and not limitation.

As shown in fig. 1, 2 and 3, the power-assisted fruit picking device of the present invention comprises a telescopic rod 20, a head bending device, a picking head mechanism, a self-centering chuck mechanism, a motor driving device and a collecting device, wherein the lower end of the telescopic rod 20 is provided with a holding grip 21, and the upper end of the telescopic rod 20 is provided with a lower guide plate, and the whole structure thereof is as shown in fig. 4;

the picking tool bit mechanism comprises an upper guide plate 1, a lower guide plate 2, a motor part, a cutter 6, a fixed block 7, a first limit switch 81 and a second limit switch 82, wherein the motor part consists of a motor 3, a motor bracket 4 and a coupler 5; the self-centering chuck mechanism comprises two holding claws 10, an extension spring 11, a self-centering chuck connecting piece, a buckle 24, a pull wire 25 and a movable grip 22, wherein the self-centering means that the two holding claws 10 synchronously move around the intersection point of the two holding claws when being closed and opened; the motor driving device comprises a power supply 17, a lead 18, a first conducting strip 26 and a second conducting strip 27; the collecting device comprises an upper net ring 14 and a net bag 16.

Specifically, an upper guide plate 1, a lower guide plate 2 and a motor 3 are fixed on one side of the upper end of a telescopic rod 20, the upper guide plate 1 and the lower guide plate 2 are square with the same size, the upper guide plate 1 and the lower guide plate 2 are vertically and parallelly fixed and are spaced by 1-2cm, the motor 3 is fixed on the upper guide plate 1, the telescopic rod 20 is connected and the rod is extended and shortened by adjusting the tightness of a hoop, the telescopic rod 20 is made of aluminum alloy materials and has the characteristic of light weight, one side of the upper guide plate 1 and one side of the lower guide plate 2 are provided with guide slots 28, an output shaft of the motor 3 is connected with a coupler 5, the coupler 5 penetrates through the upper guide plate 1, a cutter 6 is connected between the upper guide plate 1 and the lower guide plate 2 through the coupler 5, the forward rotation blade of the cutter 6 can rotate into the guide slots 28 under the driving of the motor 3, and a first conducting strip, the forward rotation switch is connected in series with the power supply 17 and the motor 3, and the forward rotation switch can also be called a self-centering chuck switch, and when the first conducting plate 26 and the second conducting plate 27 are contacted, the forward rotation switch is closed, and the power supply 17, the motor 3, the first conducting plate 26 and the second conducting plate 27 form a closed loop A. In addition, still including fixed setting fixed block 7 at guide plate 2 lower extreme down, fixed block 7 and cutter 6 are located the both sides of first logical groove 28 respectively, and fixed block 7 is equipped with sharp blade, can contact the cooperation with the cutting edge of cutter 6, like this alright cut off the fruit stalk when motor 3 provides power fast.

In the embodiment, one side of the upper guide plate 1 and one side of the lower guide plate 2 are provided with the trapezoidal guide grooves 28 which are overlapped in position, and the groove openings are gradually reduced from outside to inside, so that fruit stalks can conveniently enter; motor support 4 is fixed on last deflector 1, and motor 3 fixed mounting is on motor support 4, and one side of shaft coupling 5 links to each other with motor 3's output shaft, and the through-hole in opposite side follow last deflector 1 stretches into between upper deflector 1 and the lower deflector 2, has cutter 6 through fastener fixed mounting. The upper guide plate 1 and the lower guide plate 2 play a role in guiding the fruit stalks and can prevent the cutter 6 from being exposed outside to protect the fruits of the fruit trees; the trapezoidal guide groove 28 also facilitates the fruit stalks to enter the stroke range of the cutter 6, and improves the positioning precision.

In the self-centering chuck mechanism, the self-centering chuck connecting piece consists of a limiting rod 121 and two protection plates 122, through holes are formed in four corners of each protection plate 122, the two protection plates 122 are fixed at the front end of the limiting rod 121 in parallel through bolts, the bolts are sequentially and symmetrically arranged along the limiting rod 121, the two protection plates 122 are respectively positioned above and below the limiting rod 121, and the rear end of the limiting rod 121 is fixed on the telescopic rod 20; the holding claws 10 comprise a quarter circular arc and a connecting lever, the connecting lever of the two holding claws 10 are respectively sleeved on the front end of the limiting rod 121 from top to bottom and hinged through two screw rods which are symmetrical along the limiting rod 121, the connecting lever of the two holding claws 10 is positioned between two protective plates 122, the part of the holding claws 10 which extends out of the self-centering chuck connecting piece in an opening state is the quarter circular arc, the connecting lever of the holding claws 10 is provided with a through groove 29 with a waist circular hole, the overlapping part of the two through grooves 29 is collinear with the limiting rod 121, an extension spring 11 is sleeved on the limiting rod 121, one end of the extension spring 11 is connected with the overlapping part of the two through grooves 29, the other end is fixed on the limiting rod 121, a pull wire 25 is connected with one end of the extension spring 11, the two holding claws 10 are positioned below a guide groove 28, the highest point of the two holding claws 10 is 2-5cm away from the lower guide plate 2, and,

when the picked fruit body is in the holding claw 10, the fruit stalk can enter between the upper guide plate 1 and the lower guide plate 2, thereby facilitating the cutting of the cutter 6.

The two holding claws 10 are made of plastic, and the sponge is wrapped outside the holding claws and used for protecting the fruit peel. The limiting end of the movable handle 22 is fixed on one side of the telescopic rod 20, the upper end of the movable handle 22 is fixedly provided with a buckle 24, the limiting rod 121 is of a hollow structure, the pull wire 25 penetrates through the limiting rod 121, the pull wire 25 is led out from the tail end of the limiting rod 121 and is fixed on the movable handle 22 through the buckle 24, fingers are placed on the movable handle 22, the pull wire 25 controls the extension spring to continuously close the two holding claws when the fingers are tightly held by hands, the extension spring 11 is compressed at the same time, the opening and closing of the two holding claws 10 can be realized, and the state diagram of the holding claws when closed is shown in fig. 5; the first conducting strip 26 and the second conducting strip 27 are L-shaped, one end of the first conducting strip 26 and one end of the second conducting strip 27 are respectively fixed on the two holding claws 10, when the two holding claws 10 are opened, the first conducting strip 26 and the second conducting strip 27 are separated, when the two holding claws 10 are closed, the first conducting strip 26 is contacted with the second conducting strip 27, and then the two holding claws 10 are closed under the action of the pull wire 25, and the self-centering chuck switch is switched on.

The first limit switch 81 and the second limit switch 82 are normally closed switches, and are respectively fixed at the lower end of the lower guide plate 2 and positioned at two sides of the cutter 6 and the guide groove 28 so as to limit the rotation angle of the cutter 6, the cutter 6 is arranged in contact with the first limit switch 81 when not rotating, the second limit switch 82 is connected in series in a closed loop A, wherein the positive pole of the power supply 17 is communicated with one end of the motor 3, the negative pole of the power supply 17 is communicated with the other end of the motor 3, the cutter 6 rotates forwards when the cutter 6 is not in contact with the second limit switch 82, and the cutter 6 stops rotating after the cutter 6 rotates and contacts with the second limit switch 82; the reversing switch 23 and the power supply 17 are fixed on one side of the telescopic rod 20, wherein the reversing switch 23 comprises two linked contacts, the reversing switch 23 is closed or closed simultaneously through the contact linkage, one end of the motor 3 is also connected with the negative pole of the power supply 17 through the first limit switch 81 and one contact of the reversing switch 23, the other end of the motor 3 is also connected with the positive pole of the power supply 17 through the other contact of the reversing switch 23, wherein the circuit is connected by using a lead wire 18, and the circuit diagram is shown in fig. 6.

The utility model discloses a device is picked to helping hand formula fruit still is including fixing bee calling organ 19 in telescopic link 20 one side, and power 17 fixed mounting is in the top of controlling handle 21, and bee calling organ 19's one end is connected with power 17's positive pole, and bee calling organ 19's the other end is connected with a contact and the motor 3 of reversal switch 23.

The head bending device is composed of an upper hollow cylindrical part 131 and a lower hollow cylindrical part 132 which are formed by welding, the included angle between the upper hollow cylindrical part 131 and the lower hollow cylindrical part 132 is 140-160 degrees, the upper hollow cylindrical part 131 and the lower hollow cylindrical part 132 are provided with through holes, the lower hollow cylindrical part 132 is sleeved at the upper end of the telescopic rod 20, and the upper hollow cylindrical part 131 is fixed with the upper guide plate 1 and the lower guide plate 2 through a guide plate connecting part 9;

one end of the guide plate connecting piece 9 is a cylindrical piece, the other end of the guide plate connecting piece is fixedly provided with two fixing plates which are arranged in parallel, the cylindrical piece of the guide plate connecting piece 9 is inserted into the upper hollow cylindrical piece 131, one sides of the upper guide plate 1 and the lower guide plate 2 are parallel and level and then are arranged in parallel, the upper guide plate 1 and the lower guide plate 2 are fixed between the two fixing plates which are arranged in parallel through fasteners, and the four corners of the upper guide plate 1 and the lower guide plate 2 are provided with through holes and are fixedly connected up and down through bolts; the angle optimization function is played to the turn round ware, makes things convenient for picking personnel to hold the device to one side and observe the fruit position.

In the collecting device, the net bags 16 have the same outer diameter and are fixedly arranged on one side of the telescopic rod 20, the net bags 16 are in contact with the ground, and elastic materials are sleeved outside the net bags 16 and are used for reducing the diameters of the net bags 16; string bag 16 installs on last net ring 14, goes up net ring 14 and passes through connecting rod 15 fixed setting in one side of telescopic link 20, and the one end of connecting rod 15 is fixed on telescopic link 20, and the other end is fixed on last net ring 14, can guarantee like this that fruit is automatic to fall down, and then plays fine guard action to fruit, and then collects fruit in succession.

The working process of the power-assisted fruit picking device of the utility model is divided into the following steps,

step 1, before picking, the position of the limiting rod 121 on the telescopic rod 20 is adjusted up and down, so that when picked fruit bodies are in the two holding claws 10, fruit stalks can enter the guide grooves 28 on one sides of the upper guide plate 1 and the lower guide plate 2, and the cutting by the cutter 6 is facilitated;

step 2, during picking, firstly, a picking person holds the telescopic rod 20 with one hand, holds the holding grip 21 with the other hand, places fingers on the movable grip 22, holds the telescopic rod 20 obliquely, enables the upper guide plate 1 and the lower guide plate 2 to be horizontal, observes the position of a fruit body, and moves the device to enable the two holding claws 10 in the self-centering chuck mechanism to be placed on two sides of the fruit body;

step 3, when the movable handle 22 is held tightly by a picking person, the pull wire 25 is tensioned through the movable handle 22, the pull wire 25 pushes the extension spring 11 to move, so that the two holding claws 10 are closed to hold fruits, when the two holding claws 10 are closed, the self-centering chuck switch is switched on, then the circuit is communicated, the cutter 6 starts to rotate under the driving action of the motor 3, the cutter 6 is matched with the fixed block 7 to finish the cutting action of the fruit stalks, the buzzer 19 realizes the reminding function during cutting, the fruits cut off the fruit stalks fall into the net bag 16, and the fruits can decelerate when passing through the net bag 16 and smoothly fall onto the ground;

step 4, the cutter 6 continues to rotate under the drive of the motor 3, touches the second limit switch 82, the circuit is disconnected, the cutting action of the cutter 6 is terminated, the buzzer 19 stops reminding to prevent the picking personnel from seeing that the fruit is cut and enable the motor 3 to continuously work, the electric energy utilization rate is improved, the service life of the motor is prolonged, the movable handle 22 is loosened, the extension spring is restored to the initial state, the holding claw 10 in the self-centering chuck mechanism is reset to the initial open state, the self-centering chuck switch is disconnected, the reversing switch 23 beside the holding claw 21 is held by pressing, the circuit is connected, the cutter 6 is reversed at the moment, the cutter 6 touches the first limit switch 81 on the other side under the drive of the motor 3, the circuit is disconnected to finish one cutting action, the reversing switch 23 is closed, then the steps 2 to 4 are repeated, the cutter 6 repeatedly rotates between the first limit switch 81 and the second limit switch 82, finally, the fruit picking is finished, and finally the reverse switch 23 is closed.

The size of opening and shutting of gripper 10 can be replaced according to different fruit types, picks multiple fruit at different times, avoids causing the idling of picking the device because of the seasonal problem of fruit, the utility model discloses a fruit is picked the device and can be picked the fruit between numerous branches and leaves, and then has improved picking efficiency, has improved positioning accuracy simultaneously, has avoided the danger that fruit picking process fruit falls, has guaranteed the picking quality.

The parts of the invention not described in detail belong to the common general knowledge of the skilled in the art, and through the above explanation, the skilled in the art can completely make various changes and modifications within the scope not departing from the technical idea of the invention, and these are all within the protection scope of the claims of the invention.

Claims (10)

1. A power-assisted fruit picking device is characterized by comprising an upper guide plate (1), a lower guide plate (2), a motor (3), a coupler (5), a cutter (6), a power supply (17), a telescopic rod (20) and a forward rotation switch;

an upper guide plate (1), a lower guide plate (2) and a motor (3) are fixed on one side of the upper end of the telescopic rod (20), wherein the upper guide plate (1) and the lower guide plate (2) are arranged in parallel up and down, the motor (3) is fixed on the upper guide plate (1), a guide groove (28) is formed in one side of the upper guide plate (1) and one side of the lower guide plate (2), an output shaft of the motor (3) is connected with a coupler (5), the coupler (5) penetrates through the upper guide plate (1), a cutter (6) is connected between the upper guide plate (1) and the lower guide plate (2) through the coupler (5), and a cutting edge of the cutter (6) can rotate into the guide groove (28) under the driving of the motor (3);

the forward rotation switch is connected with the power supply (17) and the motor (3) in series, and when the forward rotation switch is closed, the power supply (17), the motor (3) and the forward rotation switch form a closed loop A.

2. A power assisted fruit picking apparatus according to claim 1 further including a head bender comprised of a fixedly connected upper hollow cylindrical member (131) and lower hollow cylindrical member (132);

the included angle between the upper hollow cylindrical part (131) and the lower hollow cylindrical part (132) is 140-160 degrees, the lower hollow cylindrical part (132) is sleeved at the upper end of the telescopic rod (20), and the upper hollow cylindrical part (131) is fixed with the upper guide plate (1) and the lower guide plate (2) through the guide plate connecting part (9);

the one end of deflector connecting piece (9) is the cylinder spare, and the other end is fixed with two parallel arrangement's fixed plate, and the cylinder spare of deflector connecting piece (9) alternates on last hollow cylinder spare (131), goes up deflector (1) and parallel placement behind the one side parallel and level of lower deflector (2), fixes between two parallel arrangement's of deflector connecting piece (9) fixed plate through the fastener.

3. A power-assisted fruit picking device according to claim 1 further comprising a self-centering collet connector and two gripping jaws (10), an extension spring (11) and a pull wire (25) fixed to one side of the telescoping rod (20);

the self-centering chuck connecting piece is composed of a limiting rod (121) and two protection plates (122), the two protection plates (122) are fixed at the front end of the limiting rod (121) in parallel, the two protection plates (122) are respectively positioned above and below the limiting rod (121), and the rear end of the limiting rod (121) is fixed on the telescopic rod (20);

the fruit body gripping device is characterized in that the gripping claws (10) comprise a quarter circular arc and a connecting lever, the connecting lever in the two gripping claws (10) is hinged to the front end of the limiting rod (121) up and down respectively, the connecting lever in the two gripping claws (10) is located between two protection plates (122), the part of the gripping claws (10) extending out of the self-centering chuck connecting piece in an opening state is the quarter circular arc, the connecting lever of the gripping claws (10) is provided with a through groove (29) with a waist circular hole, the overlapping parts of the two through grooves (29) are collinear with the limiting rod (121), the stretching spring (11) is sleeved on the limiting rod (121), one end of the stretching spring (11) is connected with the overlapping parts of the two through grooves (29), the other end of the stretching spring is fixed on the limiting rod (121), the pull wire (25) is connected to one end of the stretching spring (11), the two gripping claws (10) are located below the guide grooves (28), and the two gripping claws (10.

4. A power-assisted fruit picking device according to claim 3 characterised in that the outer part of the gripper (10) is wrapped with sponge.

5. A power-assisted fruit picking device as claimed in claim 3, wherein the forward rotation switch is composed of a first conductive plate (26) and a second conductive plate (27), one end of the first conductive plate (26) and one end of the second conductive plate (27) are respectively fixed on the two holding claws (10), the first conductive plate (26) and the second conductive plate (27) are separated when the two holding claws (10) are opened, and the first conductive plate (26) and the second conductive plate (27) are contacted when the two holding claws (10) are closed.

6. A power-assisted fruit picking apparatus according to claim 3 further comprising a snap (24) and a movable grip (22);

the limiting rod (121) is of a hollow structure, the limiting end of the movable handle (22) is fixed on one side of the telescopic rod (20), the upper end of the movable handle (22) is fixedly provided with a buckle (24), the pull wire (25) penetrates through the limiting rod (121) and is fixed on the movable handle (22) through the buckle (24).

7. A power-assisted fruit picking apparatus according to claim 1 further comprising a first limit switch (81), a second limit switch (82) and a reversing switch (23);

the cutting device is characterized in that the first limit switch (81) and the second limit switch (82) are both normally closed switches, the first limit switch (81) and the second limit switch (82) are respectively fixed at the lower end of the lower guide plate (2) and located on two sides of the cutter (6) and the guide groove (28), the cutter (6) is in contact with the first limit switch (81) when not rotating, the reversing switch (23) and the power supply (17) are fixed on one side of the telescopic rod (20), the reversing switch (23) comprises two linked contacts, and the reversing switch (23) is simultaneously closed or closed through contact linkage;

the second limit switch (82) is connected in series in the closed loop A, wherein the positive pole of the power supply (17) is communicated with one end of the motor (3), and the negative pole of the power supply (17) is communicated with the other end of the motor (3);

one end of the motor (3) is also connected with the negative pole of the power supply (17) through one contact of the first limit switch (81) and the reversing switch (23), and the other end of the motor (3) is also connected with the positive pole of the power supply (17) through the other contact of the reversing switch (23).

8. A power-assisted fruit picking device as claimed in claim 7, further comprising a buzzer (19) fixed on one side of the telescopic rod (20), wherein one end of the buzzer (19) is connected with the positive pole of the power supply (17), and the other end of the buzzer (19) is connected with one contact of the reversing switch (23) and the motor (3).

9. A power-assisted fruit picking device as claimed in claim 1, further comprising a fixing block (7) fixed at the lower end of the lower guide plate (2), wherein the fixing block (7) and the cutter (6) are respectively located at two sides of the first through groove (29), and the fixing block (7) is provided with a cutting edge capable of contacting and matching with the cutting edge of the cutter (6).

10. The power-assisted fruit picking device according to claim 1, further comprising a net bag (16) fixedly arranged at one side of the telescopic rod (20), wherein the outside of the net bag (16) is sleeved with an elastic material for reducing the diameter of the net bag (16);

the string bag (16) is arranged on the upper net ring (14), the upper net ring (14) is fixedly arranged on one side of the telescopic rod (20) through a connecting rod (15), one end of the connecting rod (15) is fixed on the telescopic rod (20), and the other end of the connecting rod is fixed on the upper net ring (14).