CN108906565B

CN108906565B - Jujube picking machine

Info

Publication number: CN108906565B
Application number: CN201810669745.5A
Authority: CN
Inventors: 邓涛; 蒋洪; 刘冬灿; 陈强; 田吉楠; 刘欢
Original assignee: Chongqing Jiaotong University
Current assignee: Chongqing Jiaotong University
Priority date: 2018-06-26
Filing date: 2018-06-26
Publication date: 2021-01-26
Anticipated expiration: 2038-06-26
Also published as: CN108906565A

Abstract

The invention discloses a jujube picking machine which comprises a power source, a transmission device, a picking device, a fruit conveying device, a screening device, a collecting device and a telescopic device, wherein the power source is placed at the bottom of the collecting device, the screening device is installed at the top of the collecting device and is connected with the bottom of the picking device through the fruit conveying device, the telescopic device is fixedly installed at the bottom of the picking device, and the transmission device is installed at the bottom of the picking device. By using the jujube picking machine, the adaptability adjustment can be made for branches with different sizes in the jujube picking process, picked jujubes can be directly collected, and screening and grading can be completed according to the sizes of the jujubes, so that the picking efficiency is improved.

Description

Jujube picking machine

Technical Field

The invention relates to the technical field of fruit picking equipment, in particular to a jujube picking machine.

Background

The jujube is one of the main fruits in China, and the cultivation area of jujube trees in China is 99% of the total cultivation area in the world. The labor amount for jujube harvesting is large and accounts for more than 50% of the total labor amount for jujube production. The jujube picking machines on the market at present are few in variety, mostly manual, and most of the jujube picking machines are heavy, so that the jujube picking machines cannot be adaptively adjusted for branches with different sizes, and the picking efficiency is low. When the jujube is picked, the jujube directly falls on the ground, which not only damages the appearance of the jujube, but also needs to be collected again. Meanwhile, the picked jujube cannot be screened and graded according to the size by the jujube picking machine.

Therefore, a jujube picking machine is needed, adaptability adjustment can be made for branches with different sizes in the picking process, picked jujubes can be directly collected, and preliminary screening and grading can be completed according to the sizes of the jujubes, so that picking efficiency is improved.

Disclosure of Invention

In view of the above, the present invention provides a jujube picking machine, which can make adaptive adjustment for branches with different sizes in a picking process, and can directly collect picked jujubes and complete screening and grading according to the sizes of the jujubes, so as to improve picking efficiency.

The jujube picking machine comprises a power source, a transmission device, a picking device, a fruit conveying device, a screening device, a collecting device and a telescopic device, wherein the power source is placed at the bottom of the collecting device, the screening device is installed at the top of the collecting device and is connected with the bottom of the picking device through the fruit conveying device, the telescopic device is fixedly installed in the middle of the transmission device, and the transmission device is installed at the bottom of the picking device.

And the control device is arranged at the bottom of the collecting device and is connected with the transmission device through an electric wire, and the control device comprises a motor driver and a controller.

Further, transmission includes bottom plate, motor, reduction shaft, two drum shafts, a pair of cylinder straight-teeth gear pair and two pairs of bevel gear pairs, surface mounting has the motor support under the bottom plate, and the motor is installed on the motor support, surface mounting has two step backs under the bottom plate, sets up the bearing in the bearing frame, the reduction shaft is installed in the step back, the reduction shaft passes through the cylinder straight-teeth gear pair and is connected with the motor, two bolster bearing housings are installed at bottom plate upper surface both ends, set up the bearing in the bearing frame, the drum shaft is installed respectively in bolster bearing housing and is connected with the reduction shaft both ends through the bevel gear pair.

Furthermore, the fixed cavity spout that sets up along the axial of deceleration axle one end, the deceleration axle other end inlays in the spout to but coaxial slip.

The bearing seat is fixedly connected with the bottom plate, and the other bearing seat is arranged in the bottom plate cover.

Further, the picking device comprises a shell, rollers and knocking rods, the rollers are fixedly installed on rolling shafts, the knocking rods sequentially penetrate through the rollers from top to bottom, the axes of the knocking rods are arranged in a staggered mode, the knocking rods on the rollers on the two sides are arranged at intervals, and the rollers and the knocking rods are arranged in the shell.

Furthermore, the screening device is obliquely arranged at the top of the collecting device, the lower bottom surface of the screening device is of a grating structure, and the grating interval is adjustable.

Furthermore, a partition plate is arranged in the collecting device, the collecting device is divided into an upper space and a lower space by the transverse partition plate, and the upper space is divided into a left space and a right space by the longitudinal partition plate.

Further, the telescopic device is a telescopic rod.

Further, the power source is a storage battery.

The invention has the beneficial effects that: according to the jujube picking machine, the speed reducing shaft on the transmission device can slide along the axial direction, so that the roller in the picking device matched with the speed reducing shaft can also move synchronously with the speed reducing shaft, the distance between the shafts and the size of branches can be adjusted adaptively, and the beating effect is enhanced. Because the picking device and the fruit conveying device are arranged in a sealing way, the picked dates can directly fall into the collecting device, and the dates can be collected in real time. Simultaneously, the jujube can be earlier through the sieving mechanism before getting into collection device, can effectively screen out the leaf earlier, in jujube rolling path, because of grid size variation in size to the realization is screened in grades to the jujube of equidimension not.

Drawings

The invention is further described below with reference to the figures and examples.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the picking apparatus and transmission assembly of the present invention.

Fig. 3 is a schematic view of the transmission of the present invention.

FIG. 4 is a top view of the transmission of the present invention

Fig. 5 is a sectional view of the deceleration shaft of the present invention.

Fig. 6 is a schematic view of a screening device, a collecting device, a power source and a control device of the present invention.

Detailed Description

Fig. 1 is a schematic structural diagram of the invention, fig. 2 is a schematic assembly diagram of a picking device and a transmission device of the invention, fig. 3 is a schematic diagram of a transmission device of the invention, fig. 4 is a top view of a transmission device of the invention, fig. 5 is a sectional view of a speed reducing shaft of the invention, and fig. 6 is a schematic diagram of a screening device, a collecting device, a power source and a control device of the invention. As shown in the figure: the jujube picking machine comprises a power source, a transmission device, a picking device, a fruit conveying device 2, a screening device 4, a collecting device 5 and a telescopic device 3, wherein the power source 22 is placed at the bottom of the collecting device 5, the screening device 4 is installed at the top of the collecting device 5 and is connected with the bottom of the picking device through the fruit conveying device 2, the telescopic device 3 is fixedly installed in the middle of the transmission device, and the transmission device is installed at the bottom of the picking device.

In this embodiment, the device further comprises a control device, the control device is mounted at the bottom of the collecting device 5 and is connected with the transmission device through an electric wire 21, and the control device comprises a motor driver 19 and a controller 20. Through the motor driver 19 and the controller 20, the rotation speed and the rotation direction of the motor can be controlled to adapt to different jujube tree fruit picking conditions.

In this embodiment, transmission includes bottom plate 8, motor 10, reduction shaft 13, two drum shafts 16, a pair of spur gear pair 9 and two pairs of bevel gear pair 11, 8 surface mounting has motor support 18 under the bottom plate, and motor 10 installs on motor support 18, 8 surface mounting has two step backs 12 under the bottom plate, sets up bearing 14 in the bearing frame, reduction shaft 13 is installed in step back 12, reduction shaft 13 is connected with motor 10 through spur gear pair 9, two bolster bearing housings 7 are installed at 8 upper surface both ends of bottom plate, sets up bearing 14 in the bearing housing, drum shaft 16 installs respectively in bolster bearing housing 7 and is connected with reduction shaft 13 both ends through bevel gear pair 11. Through the connection, power can be transmitted to the speed reducing shaft 13 to drive the speed reducing shaft 13 to rotate, the left side and the right side of the speed reducing shaft realize the turning effect through the bevel gear pair 11, and the rotation of a horizontal plane is changed into the rotation of a vertical plane.

In this embodiment, one end of the speed reducing shaft 13 is fixed and is provided with a hollow chute 17 along the axial direction, and the other end of the speed reducing shaft 13 is embedded in the chute and can coaxially slide. Therefore, the speed reducing shaft 13 can be stretched, the distance between the left roller shaft and the right roller shaft 16 can be adjusted, and the tree branch stretcher is suitable for branches with different sizes.

In this embodiment, the device further includes a bottom cover plate 15, the bottom cover plate 15 is fixedly installed on the upper surface of one end of the bottom plate 8, the bottom plate 8 and the bottom cover plate 15 are both provided with through grooves 23 with the same size, one of the upper bearing seats 7 is fixedly connected with the bottom plate 8, and the other one is installed in the bottom cover plate 15. The bottom cover plate 15 has a limiting function on the telescopic speed reducing shaft 13, and the through groove 23 can realize the corresponding sliding of the roller shaft 16.

In this embodiment, the picking device 1 includes a housing 1, rollers 6 and rapping bars 24, the rollers 6 are fixedly mounted on a roller shaft 16, the rapping bars 24 are sequentially installed on the rollers 6 in a penetrating manner from top to bottom, the axes of the rapping bars are staggered, the rapping bars on the rollers 6 on two sides are arranged at intervals, and the rollers 6 and the rapping bars 24 are disposed in the housing 1. After the roller 6 is fixedly arranged on the roller shaft 16, the distance adjustment of the roller 6 can be realized, and the rotating speed control can also be realized, so that the jujube picking efficiency is improved.

In this embodiment, the screening device 4 is obliquely installed on the top of the collecting device 5, the lower bottom surface of the screening device 4 is of a grating structure, and the intervals of the gratings 25 are adjustable. The picked jujubes and leaves are firstly screened out after passing through the grating 25, and in the later rolling process, the screening of the jujubes with different sizes can be realized due to different distances among the grating 25.

In this embodiment, a partition 26 is provided in the collecting device 5, the horizontal partition divides the collecting device 5 into an upper space and a lower space, and the vertical partition divides the upper space into a left space and a right space. Wherein, horizontal division board separates power supply and jujube to the jujube that the avoid drop influences its work. The upper storage space is separated and matched with grids with different intervals, so that the separated jujubes with different sizes can be stored in different areas respectively.

In this embodiment, the telescopic device 3 is a telescopic rod. The telescopic link can change length to the adaptation is picked the jujube of co-altitude not.

In this embodiment, the power source 20 is a battery.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A jujube picking machine is characterized in that: the fruit picking device comprises a power source, a transmission device, a picking device, a fruit conveying device, a screening device, a collecting device and a telescopic device, wherein the power source is placed at the bottom of the collecting device;

the transmission device comprises a bottom plate, a motor, a speed reducing shaft, two drum shafts, a pair of straight cylindrical gear pairs and two pairs of bevel gears, wherein a motor support is mounted on the lower surface of the bottom plate;

one end of the speed reducing shaft is fixed and is provided with a hollow chute along the axial direction, and the other end of the speed reducing shaft is embedded in the chute and can coaxially slide;

the picking device comprises a shell, rollers and knocking rods, wherein the rollers are fixedly arranged on rolling shafts, the knocking rods sequentially penetrate through the rollers from top to bottom, the axes of the knocking rods are arranged in a staggered mode, the knocking rods on the rollers on the two sides are arranged at intervals, and the rollers and the knocking rods are arranged in the shell.

2. The jujube picking machine according to claim 1, wherein: the collecting device is characterized by further comprising a control device, wherein the control device is installed at the bottom of the collecting device and connected with the transmission device through an electric wire, and the control device comprises a motor driver and a controller.

3. The jujube picking machine according to claim 1, wherein: the bearing seat is fixedly connected with the bottom plate, and the other bearing seat is arranged in the bottom plate cover.

4. The jujube picking machine according to claim 1, wherein: the screening device is obliquely arranged at the top of the collecting device, the lower bottom surface of the screening device is of a grating structure, and the grating interval is adjustable.

5. The jujube picking machine according to claim 1, wherein: the collecting device is internally provided with a partition plate, the collecting device is divided into an upper space and a lower space by the transverse partition plate, and the upper space is divided into a left space and a right space by the longitudinal partition plate.

6. The jujube picking machine according to claim 1, wherein: the telescopic device is a telescopic rod, and a positioning locking mechanism is arranged on the telescopic rod.

7. The jujube picking machine according to claim 1, wherein: the power source is a storage battery.