CN209949895U

CN209949895U - Matrimony vine harvester

Info

Publication number: CN209949895U
Application number: CN201920798605.8U
Authority: CN
Inventors: 黄晓鹏; 万芳新; 杜小龙
Original assignee: Gansu Agricultural University
Current assignee: Gansu Agricultural University
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-01-17
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses a matrimony vine harvester relates to matrimony vine technical field that gathers. The utility model discloses a frame, chassis, running gear, controlling means, cleaning plant, collection fruit case, fruit are collected and conveyor, still include vibration excitation device, and vibration excitation device includes drive arrangement and vibrating bar subassembly, and drive arrangement is fixed in frame upper portion both sides, and drive arrangement includes motor, reduction gear box, carousel, connecting rod and guide arm, and the reduction gear box output shaft is connected with the carousel, and connecting rod one end is connected in the rotation of carousel eccentric department, and the connecting rod other end rotates with the guide arm to be connected. The utility model discloses matrimony vine harvester adopts two side drives, two sides to gather and has improved the efficiency of gathering greatly, and the vibration excitation mechanism and the design of vibrating arm subassembly through adjustable amplitude are convenient for install and are adjusted, can reduce the damage rate of matrimony vine fruit tree.

Description

Matrimony vine harvester

Technical Field

The utility model belongs to the technical field of the matrimony vine is gathered, especially relate to a matrimony vine harvester.

Background

The growth of medlar has the characteristics of unordered inflorescence and continuous flowers and fruits, namely, the flowering, fruiting and maturation are carried out simultaneously, and the difficulty of harvesting is higher. The medlar is picked manually, the labor intensity is high, and the efficiency is low. Semi-mechanized picking easily causes wrist fatigue.

At present, current matrimony vine harvester has disclosed a matrimony vine harvester as application number 201310308031.9's chinese patent application, contains drive mechanism and the body frame body, the body frame body is equipped with the door form frame of vertical passageway for the lower part, is equipped with on the body frame body and picks frame and shake the mechanism, and the vertical passageway lower part of body frame body is equipped with matrimony vine and collects the mechanism, later is equipped with transverse conveying mechanism, hoist mechanism and collecting box in proper order. According to the invention, through the multipoint uniformly distributed shaking type full-automatic harvesting mechanism, the picking efficiency and the fresh wolfberry fruit picking rate are improved, and the damage to immature fruits is avoided. However, when the vertical vibrating rods distributed in a matrix manner move forward, the canopy hanging from the upper part to the lower part is difficult to be smoothly bypassed, and the damage to branches cannot be avoided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a matrimony vine harvester has solved current matrimony vine and has picked inefficiency to harvester produces the problem of great damage to matrimony vine branch strip.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a medlar harvester, which comprises a frame, a chassis, a traveling mechanism, a control device, a cleaning device, a fruit collecting box, a fruit collecting and conveying device and a vibration excitation device, wherein the vibration excitation device comprises a driving device and a vibration rod assembly, the driving device is fixed on two sides of the upper part of the frame, the driving device comprises a motor, a reduction gear box, a rotary disc, a connecting rod and a guide rod, an output shaft of the reduction gear box is connected with the rotary disc, one end of the connecting rod is rotatably connected with the eccentric part of the rotary disc, and the other end of the connecting rod is rotatably connected with the guide rod; the vibrating rod assembly comprises a vertical shaft connected with the bottom end of the guide rod, a plurality of fixed disks are fixed on the circumferential surface of the vertical shaft, a plurality of vibrating rods are detachably fixed on the circumferential side of the fixed disks, and a silica gel hose sleeve is sleeved on the surface of each vibrating rod.

Further, fruit is collected and is located between the frame both sides with conveyor, including horizontal transport belt, slope conveyer belt and fruit collecting plate, the slope of fruit collecting plate upwards is fixed in horizontal transport belt one side, fruit collecting plate surface is equipped with the bar check and keeps off, fruit collecting plate one side is fixed with the rubber collecting plate.

Furthermore, the rack is connected with the guide rod in a sliding mode through a linear bearing, and the rack is matched with the vertical shaft through a bearing.

Furthermore, the surface of the turntable is provided with an eccentric adjusting bolt hole.

Furthermore, the travelling mechanism is a crawler-type travelling mechanism, and a crawler wheel cover is arranged above the travelling mechanism.

Further, the control device comprises a diesel engine, a power conversion device and a cab.

Further, the fruit collecting box is fixed on two sides of the rear end of the chassis, the cleaning device is fixed above the fruit collecting box, and the material hopper is fixed above the cleaning device.

The utility model discloses following beneficial effect has:

the utility model discloses matrimony vine harvester adopts two side drives, two sides to gather and has improved the efficiency of gathering greatly, and the vibration excitation mechanism and the design of vibrating arm subassembly through adjustable amplitude are convenient for install and are adjusted, can reduce the damage rate of matrimony vine fruit tree.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the medlar harvester of the present invention;

FIG. 2 is a schematic diagram of the harvesting operation of the utility model;

FIG. 3 is a schematic structural diagram of a driving device of the excitation device;

FIG. 4 is a schematic structural diagram of a vibration rod assembly of the excitation device;

FIG. 5 is a schematic structural view of a fixing plate;

FIG. 6 is a schematic structural view of a fixed disk and a vibration rod;

fig. 7 is a schematic structural view of the fruit collecting and conveying device.

In the drawings, the components represented by the respective reference numerals are listed below:

1-frame, 2-chassis, 3-running gear, 4-cleaning device, 5-fruit collecting box, 6-material hopper, 7-crawler wheel cover, 8-diesel engine, 9-power conversion device, 10-cab, 11-motor, 12-reduction gear box, 13-rotary table, 14-connecting rod, 15-guide rod, 16-linear bearing, 17-vertical shaft, 18-fixed disc, 19-vibrating rod, 20-horizontal conveying belt, 21-inclined conveying belt, 22-fruit collecting plate, 23-rubber collecting plate and 24-eccentric adjusting bolt hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-7, the utility model relates to a medlar harvester, which comprises a frame 1, a chassis 2, a walking mechanism 3, a control device, a cleaning device 4, a fruit collecting box 5 and a fruit collecting and conveying device, wherein the frame 1 adopts a door-shaped structure, and the bottom end of the frame is connected with the chassis 2; the walking mechanism 3 is a crawler-type walking mechanism, a crawler wheel cover 7 is arranged above the walking mechanism, and the walking mechanism 3 provides bilateral driving in consideration of the soil characteristics of the medlar plantation; the fruit collecting box 5 is fixed on two sides of the rear end of the chassis 2, the cleaning device 4 is fixed above the fruit collecting box 5, and the material hopper 6 is fixed above the cleaning device 4; the control device includes a diesel engine 8, a power conversion device 9, and a cab 10.

The utility model discloses matrimony vine harvester still includes vibration excitation device, vibration excitation device includes drive arrangement and vibrating rod subassembly, drive arrangement is fixed in frame 1 upper portion both sides, drive arrangement includes motor 11, reduction gear box 12, carousel 13, connecting rod 14 and guide arm 15, reduction gear box 12 output shaft is connected with carousel 13, connecting rod 14 one end is connected in carousel 13 eccentric department rotation, the connecting rod 14 other end is connected with guide arm 15 rotation, wherein, carousel 13 surface is seted up eccentric adjusting bolt hole 24, the eccentricity of eccentric adjusting bolt hole 24 is different, be convenient for install connecting rod 14 in different eccentric position, thereby reach the effect of adjusting the amplitude, common vibration excitation drive arrangement includes inertial type vibration exciter, connecting rod type vibration exciter, hydraulic vibration exciter, electromagnetic type vibration exciter, pneumatic type, and cam type vibration exciter, wherein, hydraulic vibration exciter needs relevant hydraulic component and the hydraulic cylinder body of supporting, heavier hydraulic cylinders and hydraulic devices have a higher failure rate; the electromagnetic vibration exciter needs to be provided with a power supply and control equipment; the cam type vibration exciter cannot conveniently amplitude-modulate and the cam processing and manufacturing cost is high; the pneumatic vibration exciter has the defect of insufficient exciting force; the driving device in the embodiment is a connecting rod type vibration exciter, is an optimal scheme, has the advantages of simple processing and manufacturing and convenience in amplitude modulation, and has the specific principle that the uniform-speed circular motion of the motor 11 is converted into the linear reciprocating motion of the guide rod 15, so that the vibrating rod group is driven to apply forced motion to the fruit-bearing branches, and the picking effect is realized;

the vibrating rod assembly comprises a vertical shaft 17 connected with the bottom end of a guide rod 15, wherein a rack 1 is slidably connected with the guide rod 15 through a linear bearing 16, the rack 1 is matched with the vertical shaft 17 through a bearing, ten fixed disks 18 are fixed on the circumferential surface of the vertical shaft 17, the fixed disks 18 are arranged at equal intervals, twelve vibrating rods 19 are detachably fixed on the circumferential side of each fixed disk 18, the number of the vibrating rods 19 can be adjusted according to the actual tree height during work, silica gel hose sleeves are sleeved on the surfaces of the vibrating rods 19, the vibrating rods 19 generate large inertia force in the working process in consideration, and certain collision and damage can be generated on fruit hanging branches of the Chinese wolfberry due to vibration in the vertical direction and rotation of the vertical shaft 17. Therefore, the rigidity of the vibrating rod 19 has great influence on the harvesting operation effect, the rigidity is too high, the bending deformation of the harvesting rod is too small, branches are easy to damage, and the damage rate of mature medlar can be increased. Consequently, adopt 4mm thick silica gel hose overcoat on 45 # round steel vibrting spears 19 in this device, silica gel hose's advantage lies in: the flexibility is excellent, the kink resistance and the deformation resistance are realized, and the advantages of high tearing strength, no toxicity, high temperature resistance, low temperature resistance, long service life and no hardening after long-term use are realized. In practical work, the length of the vibrating rod 19 is more than half of the maximum diameter of the fruit tree, and through practical research, the crown width of the medlar fruit tree cultivated for 4 years is 1.3-1.6m, and the root neck of the tree body is 38mm thick, so that the length of the vibrating rod 19 can be determined to be 750mm, and the diameter of the vibrating rod 19 is determined to be 10 mm. The actual measurement of the particle size of the medlar fruits shows that the average longitudinal diameter of the fresh fruits is 18.3mm, the transverse diameter of the fresh fruits is 9.4mm, so that the distance between the two vibrating rods 19 is at least not less than 18.3mm, the vibrating rods are radially arranged on the fixed disc 18, and meanwhile, the twelve vibrating rods 19 are uniformly arranged on each fixed disc 18 at equal angles by considering the rolling passing performance of the vibrating rod group in the actual working process.

The fruit collecting and conveying device is arranged between two sides of the frame 1 and comprises a horizontal conveying belt 20, an inclined conveying belt 21 and a fruit collecting plate 22, the tail end of the inclined conveying belt 21 extends to the position above the material hopper 6 of the cleaning device 4, and the horizontal conveying belt 20 is matched for fruit conveying, so that the working efficiency of the machine is improved, and the conveying belt is a PVC conveying belt, so that the pollution and the peculiar smell are avoided; the fruit collecting plate 22 is obliquely and upwards fixed on one side of the horizontal conveying belt 20, a strip-shaped block is arranged on the surface of the fruit collecting plate 22, and a rubber collecting plate 23 is fixed on one side of the fruit collecting plate 22; the fruit collecting plate 22 is made of a thin iron plate and a smooth plastic plate attached to the thin iron plate, and the smooth plastic plate is selected to help the medlar fruits to slide on the horizontal conveying belt in consideration of certain acceleration after the medlar fruits are shaken down; the strip-shaped check blocks can effectively prevent the fruits from colliding with each other in the sliding process, reduce the damage degree of the fruits and prevent the fruits after falling from being too concentrated in a certain area to be beneficial to sliding to the horizontal conveying belt; the fruit collecting plate is obliquely arranged to form an included angle of 30 degrees with the ground, so that the vibrated wolfberry fruits slide down to the horizontal conveying belt 20 under the action of self gravity; the rubber collecting plates 23 can enable the collecting plates on the two sides to be as short as possible, so that the vibrated fruits are prevented from falling to the ground from a middle gap, in addition, the efficient harvesting operation is guaranteed because the harvester needs to keep straight running in the advancing process, and the soft rubber collecting plates 23 can also reduce the damage of the collecting plates to the trunk.

One specific application of this embodiment is: when the harvester works, the harvester runs in a straight line at a certain speed and rides on the wolfberry fruit tree. Vibration rod assemblies of the vibration excitation devices distributed on two sides of the vehicle body are uniformly inserted into the tree body and vibrate up and down in a reciprocating manner. The fruit of Chinese wolfberry falls with the tree body under the action of the exciting force of the vibrating rod group, then falls onto the horizontal conveying belt 20 through the two inclined fruit collecting plates 22 arranged below the vehicle body, enters the cleaning device 4 through the inclined conveying belt 21 and the material hopper 6, and finally enters the two fruit collecting boxes 5 respectively to realize mechanical harvesting.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a matrimony vine harvester, includes frame (1), chassis (2), running gear (3), controlling means, cleaning device (4), collection fruit case (5), fruit collection and conveyor, its characterized in that: the vibration machine is characterized by further comprising a vibration excitation device, the vibration excitation device comprises a driving device and a vibration rod assembly, the driving device is fixed on two sides of the upper portion of the rack (1), the driving device comprises a motor (11), a reduction gear box (12), a rotary table (13), a connecting rod (14) and a guide rod (15), an output shaft of the reduction gear box (12) is connected with the rotary table (13), one end of the connecting rod (14) is rotatably connected with the eccentric portion of the rotary table (13), and the other end of the connecting rod (14) is rotatably connected with the guide rod (15); the utility model discloses a vibrating arm, including vibrating arm subassembly, guide arm (15) bottom connection's vertical scroll (17), vertical scroll (17) week surface is fixed with a plurality of fixed disks (18), fixed disk (18) week side can be dismantled and be fixed with a plurality of vibrating arms (19), vibrating arm (19) surface cover is equipped with silica gel hose cover.

2. The medlar harvester according to claim 1, wherein the fruit collecting and conveying device is arranged between two sides of the frame (1) and comprises a horizontal conveying belt (20), an inclined conveying belt (21) and a fruit collecting plate (22), the fruit collecting plate (22) is obliquely and upwards fixed on one side of the horizontal conveying belt (20), a strip-shaped block is arranged on the surface of the fruit collecting plate (22), and a rubber collecting plate (23) is fixed on one side of the fruit collecting plate (22).

3. A harvester for lycium barbarum according to claim 1, characterized in that the frame (1) is slidingly connected to the guide rod (15) by means of a linear bearing (16), the frame (1) being engaged by means of a bearing with the vertical shaft (17).

4. The medlar harvester according to claim 1, wherein the surface of the rotating disc (13) is provided with an eccentric adjusting bolt hole (24).

5. A medlar harvester according to claim 1, characterized in that the running gear (3) is a crawler running gear, and a crawler wheel cover (7) is arranged above the running gear.

6. A harvester according to claim 1, characterized in that the control means comprise a diesel engine (8), a power conversion means (9) and a cab (10).

7. The medlar harvester according to claim 1, wherein the fruit collecting box (5) is fixed on two sides of the rear end of the chassis (2), the cleaning device (4) is fixed above the fruit collecting box (5), and the material hopper (6) is fixed above the cleaning device (4).