CN213073853U - Soil cleaning device of fruit tree seedling lifter - Google Patents
Soil cleaning device of fruit tree seedling lifter Download PDFInfo
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- CN213073853U CN213073853U CN202021517231.7U CN202021517231U CN213073853U CN 213073853 U CN213073853 U CN 213073853U CN 202021517231 U CN202021517231 U CN 202021517231U CN 213073853 U CN213073853 U CN 213073853U
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Abstract
The utility model discloses a soil cleaning device of a fruit tree seedling lifter, which comprises a first output shaft of a tractor, a power transmission part, a spatial four-bar mechanism, a swing sieve, a pin shaft and a supporting plate, wherein the power transmission part is connected with the first output shaft; the spatial four-bar linkage mechanism comprises an input connecting rod, a ball head connecting rod, an output connecting rod and a connecting plate, and the input connecting rod is in transmission connection with the power transmission part; the input connecting rod, the ball head connecting rod, the output connecting rod and the connecting plate are sequentially connected into a whole; the swing screen is arranged on the upper part of the supporting plate through a pin shaft; the swing screen and the connecting plate are welded into a whole. The utility model discloses the first output shaft of tractor passes through power transmission portion with power and transmits for space four-bar linkage, and the swing sieve horizontal hunting is cleared up soil under its effect, reaches the purpose that the clear combined operation of seedling just reduces loose root system soil and harm the nursery stock.
Description
Technical Field
The utility model relates to a mechanical technical field of plays seedling, more specifically the clear native device that relates to a fruit tree plays seedling machine that says so.
Background
Apple seedlings need to be out of nursery in spring and early winter, and are sold, transplanted and cultivated. At present, when apple seedlings are out of nursery, manual or forest seedling lifters are mostly adopted for lifting the seedlings, and vibrating screens formed by planar four-bar mechanisms are mostly used as seedling lifting and soil loosening devices.
However, the vibrating screen composed of the existing plane four-bar mechanism wastes time and labor, is not clean in soil cleaning and seriously damages seedling roots.
Therefore, the problem that the technical personnel in the field need to solve urgently is to provide a soil cleaning device of a fruit tree seedling lifter capable of performing combined operation of seedling lifting and soil cleaning.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a clear native device of fruit tree plays seedling machine realizes playing the seedling, clear soil combined operation, reduces the damage of loose root system soil to the nursery stock.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a soil cleaning device of a fruit tree seedling lifter, which comprises a first output shaft of a tractor, a power transmission part, a spatial four-bar mechanism, a swinging sieve, a pin shaft and a supporting plate,
the power transmission part is connected with the first output shaft;
the spatial four-bar linkage mechanism comprises an input connecting rod, a ball head connecting rod, an output connecting rod and a connecting plate, and the input connecting rod is in transmission connection with the power transmission part; the input connecting rod, the ball head connecting rod, the output connecting rod and the connecting plate are sequentially connected into a whole;
the swing screen is arranged on the upper part of the supporting plate through a pin shaft; the swing screen and the connecting plate are welded into a whole.
Furthermore, the power transmission part comprises a bevel gear box, a speed reducer, a driving chain wheel, a driven chain wheel and a chain which are fixed on the inclined bracket,
the bevel gear box comprises an input shaft, a second output shaft and a straight bevel gear, and the input shaft is in transmission connection with the second output shaft through the straight bevel gear; the input connecting rod is connected with the extending end of the second output shaft;
the driving chain wheel is arranged on a third output shaft of the speed reducer; the driven chain wheel is arranged on the input shaft; the driving chain wheel is connected with the driven chain wheel through the chain.
Further, the inclination angle between the second output shaft and the horizontal plane is 20 degrees; the angle of inclination between the input link and the vertical is 20 ° or 15 °.
Furthermore, the swing screen is made of iron or hard plastic.
Through taking above scheme, the beneficial effects of the utility model are that:
power is transmitted to the spatial four-bar mechanism through the power transmission part by the first output shaft of the tractor, and the swing screen swings left and right under the action of the spatial four-bar mechanism to clean soil, so that the purposes of seedling lifting and soil cleaning combined operation and reduction of damage of loose root system soil to seedlings are achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic perspective view of a soil cleaning device of a fruit tree seedling lifter provided by the present invention;
fig. 2 is a schematic view of the working principle of the spatial four-bar linkage according to the present invention.
In the figure: 1-power transmission part, 2-space four-bar linkage, 3-swinging sieve, 4-pin shaft, 5-supporting plate, 11-inclined bracket, 12-bevel gear box, 13-speed reducer, 14-chain, 21-input connecting rod, 22-ball head connecting rod, 23-output connecting rod, 24-connecting plate and 121-second output shaft.
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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, the embodiment of the utility model discloses a soil cleaning device of a fruit tree seedling lifter, which comprises a first output shaft of a tractor, a power transmission part 1, a spatial four-bar mechanism 2, a swing sieve 3, a pin shaft 4 and a supporting plate 5, wherein the power transmission part 1 is connected with the first output shaft; the spatial four-bar linkage 2 comprises an input connecting rod 21, a ball connecting rod 22, an output connecting rod 23 and a connecting plate 24, wherein the input connecting rod 21 is in transmission connection with the power transmission part 2; the input connecting rod 21, the ball head connecting rod 22, the output connecting rod 23 and the connecting plate 24 are connected into a whole in sequence; the swing screen 3 is arranged on the upper part of the supporting plate 5 through a pin shaft 4; the oscillating screen 3 and the connecting plate 24 are welded into a whole. The utility model discloses the first output shaft of tractor passes through power transmission portion 1 with power and transmits for space four- bar linkage 2, and 3 horizontal hunting of swing screen clear soil under its effect reaches the purpose that the clear soil combined operation of seedling plays and reduces loose root system soil and damage the nursery stock.
Specifically, the power transmission part 1 comprises a bevel gear box 12 fixed on the inclined bracket 11, a speed reducer 13, a driving sprocket, a driven sprocket and a chain 14, wherein the bevel gear box 12 comprises an input shaft, a second output shaft 121 and a straight bevel gear, and the input shaft is in transmission connection with the second output shaft 121 through the straight bevel gear; the input connecting rod 21 is connected with the extending end of the second output shaft 121; the driving chain wheel is arranged on a third output shaft of the speed reducer 13; the driven chain wheel is arranged on the input shaft; the drive sprocket is connected to the driven sprocket by a chain 14.
Specifically, the inclination angle between the second output shaft 121 and the horizontal plane is 20 °; the angle of inclination between the input link 21 and the vertical is 20 deg. or 15 deg..
Specifically, the oscillating screen 3 is made of iron or hard plastic.
The working principle of the space four-bar mechanism is as follows: using the directional cosine matrix analysis, as shown in fig. 2, the starting point of the second output shaft 121 is taken as the origin O, and the rotation axis is taken as z1Axis establishing coordinate system Ox1y1z1(ii) a With the end point A of the second output shaft 121 as the origin and the line coincident with the rod OA (the second output shaft 121 portion) as y2Axis establishing coordinate system Ax2y2z2(ii) a With point A as the origin and the line coincident with lever AB (input link 21) as x3Axis establishing coordinate system Ax3y3z3(ii) a The turning point D (pin 4) of the rod CD (output connecting rod 23) is taken as the origin of coordinates, and the coincident line with the rod CD is taken as y4Axis establishing coordinate system Dx4y4z4(ii) a The rod D is a supporting plate, the rod a is an input connecting rod 21, the rod c is an output connecting rod 23, the rod b is a ball head connecting rod 22, the rod a and the rod c form a revolute pair R at a point A and a point D, and the rod a and the rod c respectively form a spherical pair S with the connecting rod b; coordinate system Ax2y2z2Relative coordinate system Ox1y1z1In other words, is wound around x1The axis rotates clockwise through an angle alpha and then along y of the coordinate system2Length of axial translation LOA(ii) a Coordinate system Ax3y3z3Relative coordinate Ax2y2z2In other words, around y2The shaft rotates clockwise through an angle β; coordinate system Dx4y4z4Relative coordinate system Ox1y1z1In other words, along x1Length of axial translation LODThen wound around z4The shaft is rotated counterclockwise by an angle gamma. Considering the limit working condition, the range of the allowed swing angle gamma of the rod c is about +/-16 degrees, the range of the swing angle beta of the rod a is +/-25 degrees, the inclination angle alpha of the rod a and the horizontal plane is selected to be-20 degrees or-15 degrees, namely the swing angle range of the output connecting rod 23 is +/-16 degrees, and the output is carried outThe swing angle range of the input link 21 is + -25 degrees, and the inclination angle of the second output shaft 121 is-20 degrees.
The utility model discloses a working process does: the utility model is connected with the seedling lifting device on the frame and is suspended with the tractor to form the operation seedling lifting unit. After the fruit tree seedlings are excavated by the seedling lifting device, the spatial four-bar linkage mechanism 2 swings to loosen the soil of the seedling root system, so that the purposes of lifting seedlings and cleaning soil and reducing the damage of the loosened root system soil to the seedlings are achieved.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A soil cleaning device of a fruit tree seedling lifter comprises a first output shaft of a tractor, and is characterized by also comprising a power transmission part, a spatial four-bar mechanism, a swinging sieve, a pin shaft and a supporting plate,
the power transmission part is connected with the first output shaft;
the spatial four-bar linkage mechanism comprises an input connecting rod, a ball head connecting rod, an output connecting rod and a connecting plate, and the input connecting rod is in transmission connection with the power transmission part; the input connecting rod, the ball head connecting rod, the output connecting rod and the connecting plate are sequentially connected into a whole;
the swing screen is arranged on the upper part of the supporting plate through a pin shaft; the swing screen and the connecting plate are welded into a whole.
2. The soil cleaning device of the fruit tree seedling lifter as claimed in claim 1, wherein the power transmission part comprises a bevel gear box fixed on the inclined bracket, a speed reducer, a driving sprocket, a driven sprocket and a chain,
the bevel gear box comprises an input shaft, a second output shaft and a straight bevel gear, and the input shaft is in transmission connection with the second output shaft through the straight bevel gear; the input connecting rod is connected with the extending end of the second output shaft;
the driving chain wheel is arranged on a third output shaft of the speed reducer; the driven chain wheel is arranged on the input shaft; the driving chain wheel is connected with the driven chain wheel through the chain.
3. The soil cleaning device of the fruit tree seedling lifter as claimed in claim 2, wherein the inclination angle between the second output shaft and the horizontal plane is 20 °; the angle of inclination between the input link and the vertical is 20 ° or 15 °.
4. The soil cleaning device of the fruit tree seedling lifter as claimed in claim 1, wherein the swing screen is made of iron or hard plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021517231.7U CN213073853U (en) | 2020-07-28 | 2020-07-28 | Soil cleaning device of fruit tree seedling lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021517231.7U CN213073853U (en) | 2020-07-28 | 2020-07-28 | Soil cleaning device of fruit tree seedling lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213073853U true CN213073853U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021517231.7U Active CN213073853U (en) | 2020-07-28 | 2020-07-28 | Soil cleaning device of fruit tree seedling lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213073853U (en) |
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2020
- 2020-07-28 CN CN202021517231.7U patent/CN213073853U/en active Active
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