CN107980300B - Double-row equidistant asynchronous high-speed transplanting method for pot seedlings of rapes - Google Patents
Double-row equidistant asynchronous high-speed transplanting method for pot seedlings of rapes Download PDFInfo
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- CN107980300B CN107980300B CN201711335626.8A CN201711335626A CN107980300B CN 107980300 B CN107980300 B CN 107980300B CN 201711335626 A CN201711335626 A CN 201711335626A CN 107980300 B CN107980300 B CN 107980300B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/02—Transplanting machines for seedlings
- A01C11/025—Transplanting machines using seedling trays; Devices for removing the seedlings from the trays
Abstract
The rape pot seedling is transplanted at high speed asynchronously and equidistantly by a double-row equidistant and asynchronous rape pot seedling transplanter, the asynchronous double-row equidistant and asynchronous rape pot seedling transplanter comprises a left frame and a right frame which are arranged at two sides of a power driver, a left planter, a furrow opener, a left soil holding device and a seedling guide device are arranged in the left frame, a right planter, a furrow opener, a right soil holding device and a seedling guide device are arranged in the right frame, the installation angles of the left planter and the right planter are 180 degrees, the installation angles of the left soil holding device and the right soil holding device are 180 degrees, and the asynchronous double-row equidistant and high-speed transplanting is realized; when the whole machine starts to work, the motion laws of the left planter and the right planter are opposite, so that the inertia force of the motion of the planter rod pieces can be effectively counteracted, the vibration is reduced, the planting speed is improved, and the positions of the left planter and the right planter are staggered by half of the planting distance due to the 180-degree phase difference of the two planters, so that asynchronous double-row high-speed equidistant transplanting is realized.
Description
Technical Field
The invention relates to the technical field of agricultural planting, in particular to a double-row isometric asynchronous high-speed transplanting method for rape pot seedlings.
Background
Compared with rape sowing and planting, the rape transplanting row spacing is uniform, the plants are strong, and the lodging resistance is strong; and moreover, the transplanting mode is adopted, the growth periods of different crops in the field can be effectively staggered, and the crop rotation planting of various crops is favorably realized. Double-season rice is widely planted in middle and lower reaches of Yangtze river in China, the harvesting period of late rice is at the beginning and middle of 10 months, the planting and transplanting period of early rice is at the beginning and middle of 5 months, so that the method for sowing and planting is difficult to be suitable for a rice-oil planting mode; by adopting the method for transplanting the pot seedlings of the rapes, the rapes can be transplanted after the late rice is harvested so as to improve the growth contact ratio of the two crops and realize multi-season rotation.
At present, the planting density of rape is usually more than 13 ten thousand plants per hectare, the density is large, the row spacing and the plant spacing are small, the traditional rape transplanting is to vertically plant the rape by punching holes on soil, however, the soil humidity and the viscosity of a southern paddy field are large, so that the advancing resistance of a transplanting machine is increased, and the power of the transplanting machine is seriously lost; meanwhile, in order to increase the horsepower of the transplanting machine, the weight of the whole machine is increased to a certain extent, which is not beneficial to improving the planting speed, and the rape pot seedlings in the planting grooves are transplanted in an asynchronous double-row high-speed equidistant mode, so that the transplanting speed and the planting efficiency can be effectively improved, and therefore, how to realize the asynchronous double-row high-speed equidistant transplanting of the rape pot seedlings becomes a technical problem to be solved by technical personnel in the field.
Disclosure of Invention
The invention aims to provide a double-row isometric asynchronous high-speed transplanting method for rape pot seedlings, which solves the defects in the prior art.
The technical problem solved by the invention is realized by adopting the following technical scheme:
the double-row isometric asynchronous high-speed transplanting method for the rape pot seedlings adopts an asynchronous double-row high-speed isometric rape pot seedling transplanter to implement transplanting operation, and comprises the following specific steps:
firstly, according to planting requirements, adjusting planting row spacing through a planting row spacing adjuster, loosening a locking screw, rotating an adjusting nut, enabling a right planting telescopic shaft to slide along a right planting output shaft under the rotation adjusting effect of the adjusting nut, adjusting to a preset position, and then screwing the locking screw; adjusting the soil holding row spacing through a soil holding row spacing adjuster, loosening the locking screw, rotating the adjusting nut, sliding the right soil holding telescopic shaft along the right soil holding output shaft under the rotation adjusting action of the adjusting nut, adjusting to a preset position, and then screwing the locking screw;
after the planting row spacing and the soil holding row spacing are adjusted, a motor is started, the motor drives a worm arranged in a planting worm and gear box to rotate, one part of the power of the worm arranged in the planting worm and gear box drives a worm wheel meshed with the worm to rotate so as to drive a planting output shaft to rotate, the planting output shaft drives a left planter to move and drives a right planting telescopic shaft sleeved on the planting output shaft to rotate, the right planting telescopic shaft drives a right planter to move, the other part of the power drives a worm on the soil holding worm and gear box through a connecting shaft, the worm arranged in the soil holding worm and gear box drives a worm wheel meshed with the worm to rotate so as to drive a soil holding output shaft to rotate, the soil holding output shaft drives a left soil holding device to move and drives a right soil holding telescopic shaft sleeved on the soil holding output shaft to rotate, and the right soil holding telescopic shaft drives a right soil holding device to move, so that the simulated artificial soil holding and transplanting are realized;
in the left planter, a crank rotates under the driving of a planting output shaft, the crank, a connecting rod and a rocker form a crank rocker assembly, a push rod, a seedling pushing assembly and a swing rod form a horizontal planting assembly, and as one end of the rocker in the crank rocker assembly is welded on the push rod, a pivot of the rocker becomes a movable pivot, the swing of the push rod is controlled; the push rod, the swing rod and the seedling pushing assembly form a second crank rocker assembly, the push rod in the second crank rocker assembly is equivalent to a crank, the swing rod is equivalent to a rocker, the seedling pushing assembly is equivalent to a connecting rod, and the push rod is driven by a rocker of the first crank rocker assembly to perform reciprocating swing, so that the seedling pushing plate frame performs reciprocating swing and small-angle rotation; when the seedling pushing plate moves backwards to be in contact with soil and realize seedling planting, soil is easily adhered to the seedling pushing plate, the electric push rod is electrified, the push rod is extended, the pull wire is stretched relative to the pull wire fixing seat, the seedling pushing plate moves upwards along the guide groove under the action of the pull wire, and soil blocks on the seedling pushing plate are scraped by the scraper blade; the electric push rod loses power, the push rod is shortened, the pull wire retracts, the seedling pushing plate returns under the action of the seedling pushing plate return spring, and soil cleaning circulation of the seedling pushing plate is further completed;
in the right planter, a crank rotates under the driving of a right planting telescopic shaft, the crank, a connecting rod and a rocker form a crank rocker assembly, a push rod, a seedling pushing assembly and a swing rod form a horizontal planting assembly, and as one end of the rocker in the crank rocker assembly is welded on the push rod, a fulcrum of the rocker becomes a movable fulcrum, the swing of the push rod is controlled; the push rod, the swing rod and the seedling pushing assembly form a second crank rocker assembly, the push rod in the second crank rocker assembly is equivalent to a crank, the swing rod is equivalent to a rocker, the seedling pushing assembly is equivalent to a connecting rod, and the push rod is driven by a rocker of the first crank rocker assembly to perform reciprocating swing, so that the seedling pushing plate frame performs reciprocating swing and small-angle rotation; when the seedling pushing plate moves backwards to be in contact with soil and realize seedling planting, soil is easily adhered to the seedling pushing plate, the electric push rod is electrified, the push rod is extended, the pull wire is stretched relative to the pull wire fixing seat, the seedling pushing plate moves upwards along the guide groove under the action of the pull wire, and soil blocks on the seedling pushing plate are scraped by the scraper blade; the electric push rod loses power, the push rod is shortened, the pull wire retracts, the seedling pushing plate returns under the action of the seedling pushing plate return spring, and soil cleaning circulation of the seedling pushing plate is further completed;
the soil holding output shaft in the left soil holding device drives the soil holding plate opening cam to rotate, the right soil holding telescopic shaft in the right soil holding device drives the soil holding plate opening cam to rotate, the soil holding plate opening cam rotates on the end face of the soil holding plate control rod, and the soil holding plate is in a maximum closing state under the action of the torsion spring, so that soil is favorably backfilled into the planting groove; when the rape pot seedlings are transplanted in the planting groove longitudinally and close to the end position, the soil holding plate opening cam rotates to the position contacting with the soil holding plate control rod, and under the action of the soil holding plate opening cam, the soil holding plate rotates around the soil holding plate shaft, so that the rear end of the soil holding plate is opened, the forward soil pushing amount of the soil holding plate is reduced, the transplanted rape pot seedlings are prevented from being pushed down, and the transplanting verticality of the rape pot seedlings is improved; after the transplanting of the rape pot seedlings is completed, the soil holding plates gradually return under the control of the soil holding plate opening cams, and soil on two sides of the transplanted rape pot seedlings is pressed from outside to inside, so that simulated manual soil holding transplanting is generated, and the transplanting quality is improved;
because the installation angles of the crank of the left planter and the crank of the right planter are different by 180 degrees, the installation angles of the soil holding plate opening cam of the left soil holding device and the soil holding plate opening cam of the right soil holding device are different by 180 degrees, when the complete machine starts to work, the motion laws of the left planter and the right planter are opposite, so that the inertia force of the motion of a planter rod piece can be effectively counteracted, the vibration is reduced, the planting speed is improved, and the planting positions of the left planter and the right planter are staggered by half of the planting distance because the two planters have the phase difference of 180 degrees, so that the asynchronous double-row high-speed equidistant transplanting is realized;
the asynchronous double-row high-speed equidistant rape pot seedling transplanter comprises a left frame and a right frame which are arranged on two sides of a power driver, wherein a left planter, a furrow opener for opening a planting groove on the compartment surface, a left soil holding device and a seedling guide device for guiding rape pot seedlings are arranged in the left frame; the concrete structure of each part is as follows:
the frame comprises a framework, a push rod support and a swing rod support, wherein the push rod support is arranged on the framework and used for being connected with a push rod, and the swing rod support is used for being connected with a swing rod;
in the power driver, the planting worm gear box and the soil-holding worm gear box have the same structure, the planting worm gear box comprises a box body and a worm which is arranged in the box body and meshed with a worm gear, a motor is connected with the worm which is arranged in the planting worm gear box through a spline, the worm which is arranged in the planting worm gear box is connected with the worm which is arranged in the soil-holding worm gear box through a connecting shaft, a worm wheel in the planting worm gear box is sleeved on a planting output shaft, one end of the planting output shaft is connected with a left planter, the other end of the planting output shaft is sleeved with a planting row spacing regulator, and the planting row spacing regulator comprises a regulating component for regulating the row spacing of the right planter and a right; a worm wheel in the soil holding worm wheel and worm box is sleeved on a soil holding output shaft, one end of the soil holding output shaft is connected with the left soil holding device, the other end of the soil holding output shaft is provided with a soil holding row spacing regulator, and the soil holding row spacing regulator comprises a regulating component for regulating the row spacing of the right soil holding device and a right soil holding telescopic shaft; the adjusting component comprises an open locking screw and an adjusting nut;
in the left planter, one end of a crank is connected with a planting output shaft, the other end of the crank is connected with one end of a connecting rod, the other end of the connecting rod is connected with one end of a rocker, the other end of the rocker is welded on a push rod, one end of the push rod is connected to a left rack through a push rod support, and the other end of the push rod is connected with a seedling pushing assembly; one end of the swing rod is connected to the left machine frame through a swing rod support, and the other end of the swing rod is connected with the seedling pushing assembly;
in the right planter, one end of a crank is connected with a right planting telescopic shaft, the other end of the crank is connected with one end of a connecting rod, the other end of the connecting rod is connected with one end of a rocker, the other end of the rocker is welded on a push rod, one end of the push rod is connected on a right rack through a push rod support, and the other end of the push rod is connected with a seedling pushing assembly; one end of the swing rod is connected to the right rack through a swing rod support, and the other end of the swing rod is connected with the seedling pushing assembly;
in the seedling pushing assembly, a support is arranged at the upper part of a seedling pushing plate frame, a guide groove for the seedling pushing plate to move up and down is arranged below the support, the seedling pushing plate can slide up and down in the guide groove, a seedling pushing plate return spring and a wire pulling seat are arranged on the seedling pushing plate, a pull wire is arranged on the wire pulling seat, and a scraper blade is arranged outside the seedling pushing plate;
the electric soil removing component consists of an electric push rod and a stay wire fixing seat which are arranged on the rack, and the electric push rod is connected with the stay wire through the stay wire fixing seat;
the difference between the installation angles of the crank of the left planter and the crank of the right planter is 180 degrees;
the furrow opener comprises a furrow plough and a furrow protection plate, the furrow protection plate is arranged on the frame, and the furrow plough is arranged at the front end of the furrow protection plate;
the left soil holding device comprises two soil holding mechanisms, wherein in the soil holding mechanisms, a soil holding plate opening cam for controlling the swinging of a soil holding plate control rod is arranged on a soil holding output shaft, the soil holding plate opening cam controls the swinging of the soil holding plate control rod when rotating along with the soil holding output shaft so as to realize the soil holding effect, one end of a soil holding plate shaft is welded on the soil holding plate, the other end of the soil holding plate shaft is connected with the soil holding plate control rod, a torsion spring is arranged on a rotary sleeve connecting plate and the soil holding plate, the torsion spring and the soil holding plate shaft are coaxially arranged, and a rotary sleeve is arranged on a rack through the rotary sleeve connecting plate; the bulldozing plate is arranged on the left frame through a bulldozing plate connecting plate;
the right soil holding device comprises two soil holding mechanisms, wherein in the soil holding mechanisms, a soil holding plate opening cam for controlling the swinging of a soil holding plate control rod is arranged on a right soil holding telescopic shaft, the soil holding plate opening cam controls the swinging of the soil holding plate control rod when rotating along with a soil holding output shaft so as to realize the soil holding effect, one end of the soil holding plate shaft is welded on the soil holding plate, the other end of the soil holding plate shaft is connected with the soil holding plate control rod, a torsion spring is arranged on a rotating sleeve connecting plate and the soil holding plate, the torsion spring and the soil holding plate shaft are coaxially arranged, and a rotating sleeve is arranged on the rack through the rotating sleeve connecting plate; the bulldozing plate is arranged on the right frame through a bulldozing plate connecting plate;
the installation angle of the soil holding plate opening cam of the left soil holding device is 180 degrees different from that of the right soil holding device;
in the seedling guide device, the side guide plate and the rear guide plate are arranged on the frame, and the rape pot seedlings fall between the furrow protection plate and the seedling pushing mechanism from the seedling guide device.
In the invention, a planting worm gear and worm box support used for installing a planting worm gear and worm box and a soil-holding worm gear and worm box support used for installing a soil-holding worm gear and worm box are arranged on the framework.
In the invention, the splines at the outer ends of the right planting telescopic shaft and the right soil holding telescopic shaft are provided with threads.
In the invention, the side surface of the seedling pushing plate is of an inverted trapezoidal structure, which is beneficial to improving the uprightness of the seedlings of the rape pot after falling.
In the invention, the scraper is an arc scraper, so that the scraped soil block is pushed downwards along an arc to prevent the scraper from generating soil accumulation.
In the present invention, a flexible pad is mounted on the upper side of the blade.
In the invention, the soil holding mechanisms are arranged on two sides of the seedling pushing plate in a splayed structure.
In the left soil holding device, the soil holding plate opening cam is arranged on a soil holding output shaft through a cam fastening pin; in the right soil holding device, the soil holding plate opening cam is arranged on the right soil holding telescopic shaft through a cam fastening pin.
In the invention, the rotary sleeve is arranged on the frame through the rotary sleeve connecting plate.
In the invention, a brush for preventing the rape pot seedlings from toppling is arranged below the rear guide plate.
Has the advantages that:
1) the asynchronous double-row high-speed equidistant rape pot seedling transplanter adopts horizontal and longitudinal reciprocating type transplanting in the groove, so that the transplanting speed and the planting efficiency are effectively improved;
2) the seedling pushing plate of the asynchronous double-row high-speed equidistant rape pot seedling transplanter rotates around a small angle of the seedling pushing plate when horizontally pushing seedlings, and is used for preventing backward seedling throwing during high-speed horizontal transplanting, so that the transplanting quality of the rape pot seedlings under the high-speed transplanting condition is improved;
3) the asynchronous double-row high-speed equidistant rape pot seedling transplanter is driven by a motor, and the rotating speed is adjustable, so that the function of adjusting the plant spacing in multiple steps is realized, and the requirements of different planting densities are met; meanwhile, the motor is adopted for driving, so that the mechanical structure is favorably reduced, and the weight of the whole machine is reduced;
4) according to the method, horizontal and longitudinal transplanting is matched with soil holding plates to cover soil, so that the effect of simulating manual transplanting and soil holding is achieved, and the transplanting quality of seedlings is improved;
5) the asynchronous double-row high-speed equidistant rape pot seedling transplanter adopts the single motor to drive the double sets of planters with 180-degree phase difference of installation angles, can effectively offset the inertia force of the movement of the planter rod pieces, reduces the vibration and improves the planting speed; and because the two sets of planters have a phase difference of 180 degrees, the planting positions of the left planter and the right planter are staggered by half a planting distance, the growth space of rape seedlings is enlarged, and the improvement of the planting yield and the planting quality of crops is facilitated.
Drawings
FIG. 1 is a front view of the preferred embodiment of the present invention.
FIG. 2 is a top view of the preferred embodiment of the present invention.
Fig. 3 is a schematic view of the end of plant position in the preferred embodiment of the present invention.
Fig. 4 is a cross-sectional view taken at a-a in fig. 2.
Fig. 5 is a cross-sectional view taken at B-B in fig. 4.
Fig. 6 is a cross-sectional view taken at C-C in fig. 5.
Fig. 7 is a schematic view of a carriage surface planting in a preferred embodiment of the invention.
FIG. 8 is a schematic view of the installation of the seedling pushing assembly and the electric soil removing assembly in the preferred embodiment of the present invention.
Fig. 9 is a schematic view of the feature of the seedling pushing plate in the preferred embodiment of the invention.
FIG. 10 is a schematic diagram of the power transmission path of the whole machine in the preferred embodiment of the invention.
FIG. 11 is a diagram illustrating the planting effect of the preferred embodiment of the present invention.
Fig. 12 is a phase diagram of the crank motion of the left and right planters in the preferred embodiment of the invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Referring to fig. 1-12, the method for transplanting the rape pot seedlings by the double-row equidistant asynchronous high-speed transplanting method adopts an asynchronous double-row high-speed equidistant rape pot seedling transplanter to implement transplanting operation, the asynchronous double-row high-speed equidistant rape pot seedling transplanter comprises a left frame 1a, a right frame 1b, a power driver 2, a left planter 3a, a right planter 3b, a furrow opener 4, a left soil-holding device 5a, a right soil-holding device 5b, a seedling guide device 6, rape pot seedlings 7, a left compartment surface 8a and a right compartment surface 8b, the left frame 1a and the right frame 1b are symmetrically arranged at two sides of the power driver 2, the left frame 1a is internally provided with the left planter 3a, the furrow opener 4 for opening a planting groove on the compartment surface 8a, the left soil-holding device 5a and the seedling guide device 6 for guiding the rape pot seedlings 7, the right frame 1b is internally provided with the right planter 3b, the planter 4 for opening a groove on the seedling surface 8b, The right soil-holding device 5b and the seedling-guiding device 6 for guiding the rape pot seedlings 7, the left planter 3a, the right planter 3b, the left soil-holding device 5a and the right soil-holding device 5b are respectively connected with the power driver 2, and the concrete structure of each part is as follows:
the left rack 1a consists of an earth-holding worm gear box support 11, a swing rod support 12, a framework 13, a planting worm gear box support 14 and a push rod support 15, wherein the framework 13 is provided with the push rod support 15 for connecting a push rod 32, the swing rod support 12 for connecting a swing rod 34, the planting worm gear box support 14 for installing a planting worm gear box 22 and the earth-holding worm gear box support 11 for installing an earth-holding worm gear box 25;
the power driver 2 consists of a motor 21, a planting worm gear box 22, a planting output shaft 23, a connecting shaft 24, a soil-holding worm gear box 25 and a soil-holding output shaft 26; the planting worm and gear box 22 comprises a box body 221, a worm 222, a snap ring 223, a worm wheel 224, an angular contact bearing 225, a lip-shaped sealing ring 226, a sealing ring 227, a deep groove ball bearing 228, a sleeve 229 and a planting row spacing adjuster 28a, the planting row spacing adjuster 28a comprises a locking screw 281, an adjusting nut 282 and a right planting telescopic shaft 283, the soil holding worm and gear box 25 comprises a box body 221, a worm 222, a snap ring 223, a worm wheel 224, an angular contact bearing 225, a lip-shaped sealing ring 226, a sealing ring 227, a deep groove ball bearing 228, a sleeve 229 and a soil holding row spacing adjuster, and the soil holding row spacing adjuster comprises a locking screw 281, an adjusting nut 282 and a right soil holding telescopic shaft 284; the spline at the outer end of the right planting telescopic shaft 283 is sleeved on the planting output shaft 23 and is fixed with the adjusting nut 282 through a locking screw 281; the spline at the outer end of the right soil holding telescopic shaft 284 is sleeved on the soil holding output shaft 26 and is fixed with the adjusting nut 282 through a locking screw 281; the motor 21 is connected with a worm 222 on the planting worm gear box 22 through a spline and drives the worm 222 to rotate, a part of power of the worm 222 drives a worm wheel 224 to rotate, the worm wheel 224 drives a planting output shaft 23 to rotate, so that the left planter 3a is driven to move and a right planting telescopic shaft 283 sleeved on the planting output shaft 23 is driven to rotate, the right planting telescopic shaft 283 drives a right planter 3b to move, the other part of power drives the worm 222 on the soil holding worm gear box 25 through a connecting shaft 24, and then the worm wheel 224 on the soil holding worm gear box 25 is driven to rotate, so that the soil holding output shaft 26 is driven to rotate; the soil holding output shaft 26 drives the left soil holding device 5a to move and drives the right soil holding telescopic shaft 284 sleeved on the soil holding output shaft 26 to rotate, and the right soil holding telescopic shaft 284 drives the right soil holding device 5b to move, so that the effect of simulating manual soil holding transplantation (shown in figure 7) is realized, and the transplantation quality is improved;
the planting worm gear box 22 and the soil-holding worm gear box 25 are installed in the same manner, in the left planting worm gear box 22a, two ends of a worm 222 are installed in a box body 221 through angular contact bearings 225 respectively, a worm wheel 224 meshed with the worm 222 is sleeved on a planting output shaft 23, a snap ring 223 and a lip-shaped sealing ring 226 are arranged between the angular contact bearings 225 and the box body 221, one end of the planting output shaft 23 is installed in the box body 221 through a deep groove ball bearing 228, the sealing ring 227 is arranged between the deep groove ball bearing 228 and the box body 221, and a sleeve 229 is installed on the planting output shaft 23 and used for limiting the worm wheel 224;
the splines at the outer ends of the right planting telescopic shaft 283 and the right soil holding telescopic shaft 284 are provided with threads;
the worm gear and worm transmission is adopted, and the self-locking characteristic of the worm gear and worm is utilized, so that only the worm is driven to rotate by the worm, and the worm is not driven by the worm gear, the characteristic of the driving mechanism is only related to the rotating speed of the worm, and the working stability of the transplanting mechanism is effectively improved;
the left planter 3a comprises a crank 31a, a push rod 32, a seedling pushing assembly 33, a swing rod 34, a rocker 35, a connecting rod 36 and an electric soil removing assembly 37, the seedling pushing assembly 33 consists of a seedling pushing plate frame 331, a wire pulling seat 332, a seedling pushing plate return spring 333, a seedling pushing plate 334, a soil scraping shovel 335, a flexible pad 336, a guide groove 337, a support 338 and a wire pulling 339, one end of the crank 31a is connected with a planting output shaft 26, the other end of the crank is connected with one end of the connecting rod 36, the other end of the connecting rod 36 is connected with one end of the rocker 35, the other end of the rocker 35 is welded on the push rod 32, one end of the push rod 32 is connected on the left frame 1a through a push rod support 15, and the other end of; one end of a swing rod 34 is connected to the left rack 1a through a swing rod support 12, the other end of the swing rod 34 is connected to a seedling pushing plate frame 331 through a support 338, a crank 31 is driven by a planting output shaft 23 to rotate, the crank 31, a connecting rod 36 and a rocker 35 form a crank rocker assembly M, a push rod 32, a seedling pushing assembly 33 and a swing rod 35 form a horizontal planting assembly, and as one end of the rocker 35 in the crank rocker assembly M is welded on the push rod 32, the fulcrum of the rocker 35 serves as a movable fulcrum, the push rod 32 is controlled to swing; the push rod 32, the swing rod 34 and the seedling pushing assembly 33 form a second crank rocker assembly N, the push rod 32 in the second crank rocker assembly is equivalent to a crank, the swing rod 34 is equivalent to a rocker, the seedling pushing assembly 33 is equivalent to a connecting rod, the push rod 32 is driven by a rocker 35 of the first crank rocker assembly M to perform reciprocating swing, and therefore the seedling pushing plate frame 331 is enabled to perform reciprocating swing and rotate at a small angle;
the right planter 3b comprises a crank 31b, a push rod 32, a seedling pushing assembly 33, a swing rod 34, a rocker 35, a connecting rod 36 and an electric soil removing assembly 37, the seedling pushing assembly 33 consists of a seedling pushing plate frame 331, a wire pulling seat 332, a seedling pushing plate return spring 333, a seedling pushing plate 334, a soil scraping shovel 335, a flexible pad 336, a guide groove 337, a support 338 and a wire pulling 339, one end of the crank 31b is connected with the other end of the right planting telescopic shaft 283, the other end of the crank is connected with one end of the connecting rod 36, the other end of the connecting rod 36 is connected with one end of the rocker 35, the other end of the rocker 35 is welded on the push rod 32, one end of the push rod 32 is connected on the right rack 1b through a push rod support 15, and the other; one end of a swing rod 34 is connected to the right rack 1b through a swing rod support 12, the other end of the swing rod 34 is connected to a seedling pushing plate frame 331 through a support 338, a crank 31b is driven by a planting output shaft 23 to rotate, the crank 31b, a connecting rod 36 and a rocker 35 form a crank rocker assembly M, a push rod 32, a seedling pushing assembly 33 and a swing rod 35 form a horizontal planting assembly, and as one end of the rocker 35 in the crank rocker assembly M is welded on the push rod 32, the fulcrum of the rocker 35 serves as a movable fulcrum, the swing of the push rod 32 is controlled; the push rod 32, the swing rod 34 and the seedling pushing assembly 33 form a second crank rocker assembly N, the push rod 32 in the second crank rocker assembly is equivalent to a crank, the swing rod 34 is equivalent to a rocker, the seedling pushing assembly 33 is equivalent to a connecting rod, the push rod 32 is driven by a rocker 35 of the first crank rocker assembly M to perform reciprocating swing, and therefore the seedling pushing plate frame 331 is enabled to perform reciprocating swing and rotate at a small angle;
in the seedling pushing assembly 33, a support 338 is arranged at the upper part of a seedling pushing plate frame 331, a seedling pushing plate 334 is arranged at the lower part of the seedling pushing plate frame 331, the seedling pushing plate 334 can slide up and down in a guide groove 337, a seedling pushing plate return spring 333 and a pull wire seat 332 are arranged on the seedling pushing plate 334, a pull wire 339 is arranged on the pull wire seat 332, a scraper blade 335 is arranged at the outer side of the seedling pushing plate 334, and a flexible pad 336 is arranged at the upper side of the scraper blade;
the electric soil removing assembly 37 consists of an electric push rod 371 and a stay wire fixing seat 372 which are arranged on the left frame 1a, and the electric push rod 371 is connected with a stay wire 339 through the stay wire fixing seat 372;
when the seedling pushing plate 334 moves leftwards to contact with soil and realize seedling planting, soil is inevitably adhered to the seedling pushing plate 334, so that the soil is seriously accumulated in a long time, and the subsequent planting is influenced; seedling pushing plate 334 capable of reciprocating motion has a self-cleaning function, is not easy to generate soil accumulation, and has the working principle that:
the electric push rod 371 is electrified, the push rod extends, the pull wire 339 is stretched relative to the pull wire fixing seat 372, the seedling pushing plate 334 moves upwards along the guide groove 337 under the action of the pull wire 339, soil blocks on the seedling pushing plate 334 are scraped by the soil scraping blade 335, the soil scraping blade 335 is an arc blade, and the scraped soil blocks are pushed downwards along an arc line to prevent the soil scraping blade 335 from generating soil accumulation; when the electric push rod 371 is powered off, the push rod is shortened, the pull wire 339 retracts, the seedling pushing plate 334 returns under the action of the seedling pushing plate return spring 333, and soil cleaning and recycling of the seedling pushing plate 334 are further completed;
the furrow opener 4 comprises a furrow plough 41 and a furrow protecting plate 42, the furrow protecting plate 42 is arranged on the left frame 1a, and the furrow plough 41 is arranged at the front end of the furrow protecting plate 42;
the left soil-holding device 5a comprises two soil-holding mechanisms which are arranged on two sides of the seedling-pushing plate 334 in a splayed structure, each soil-holding mechanism comprises a soil-holding plate opening cam 51, a soil-holding plate control rod 52, a soil-holding plate shaft 53, a locking nut 54, a rotating sleeve connecting plate 55, a rotating sleeve 56, a soil-holding plate connecting plate 57, a soil-holding plate 58, a soil-holding plate 59, a torsion spring 510, a cam fastening pin 511 and a soil-holding trajectory 512, the soil-holding plate opening cam 51 is arranged on the soil-holding output shaft 26 through the cam fastening pin 511, the soil-holding plate opening cam 51 controls the soil-holding plate control rod 52 to swing when rotating along with the left soil-holding output shaft 25a, so that the soil-holding effect is realized, one end of the soil-holding plate shaft 53 is welded on the soil-holding plate 59, and the other end of the soil-holding plate shaft is connected with the soil-holding plate control rod 52 and locked by the locking nut 54; the rotary sleeve 56 is arranged on the frame through a rotary sleeve connecting plate 55, the torsion spring 510 is arranged on the rotary sleeve connecting plate 55 and the soil holding plate 59 and is coaxially arranged with the soil holding plate shaft 53, and the soil holding plate 58 is arranged on the left frame 1a through a soil holding plate connecting plate 57;
the right soil-holding device 5b comprises two soil-holding mechanisms which are arranged on two sides of the seedling-pushing plate 334 in a splayed structure, each soil-holding mechanism comprises a soil-holding plate opening cam 51, a soil-holding plate control rod 52, a soil-holding plate shaft 53, a locking nut 54, a rotating sleeve connecting plate 55, a rotating sleeve 56, a soil-holding plate connecting plate 57, a soil-holding plate 58, a soil-holding plate 59, a torsion spring 510, a cam fastening pin 511 and a soil-holding trajectory 512, the soil-holding plate opening cam 51 is mounted on the soil-holding telescopic shaft 284 through the cam fastening pin 511, the soil-holding plate opening cam 51 controls the soil-holding plate control rod 52 to swing when rotating along with the right soil-holding telescopic shaft 284, so that a soil-holding effect is realized, one end of the soil-holding plate shaft 53 is welded on the soil-holding plate 59, and the other end of the soil-holding plate shaft is connected with the soil-holding plate control rod 52 and locked by the locking nut 54; the rotary sleeve 56 is installed on the frame through the rotary sleeve connecting plate 55, the torsion spring 510 is installed on the rotary sleeve connecting plate 55 and the soil holding plate 59 and is installed coaxially with the soil holding plate shaft 53, and the soil holding plate 58 is installed on the right frame 1b through the soil holding plate connecting plate 57;
the soil holding output shaft 26 drives the soil holding plate opening cam 51 to rotate, the soil holding telescopic shaft 284 drives the soil holding plate opening cam 51 to rotate, the soil holding plate opening cam 51 rotates on the end face of the soil holding plate control rod 52, and the soil holding plate 59 is in a maximum closing state under the action of the torsion spring 54 as the soil holding plate control rod 52 is connected with the soil holding plate shaft 53 through the square spline, so that soil is favorably backfilled into the planting groove; when the rape pot seedlings 7 are transplanted in the planting groove longitudinally and close to the final position, the soil holding plate opening cam 51 rotates to the position contacted with the soil holding plate control rod 52, and under the action of the soil holding plate opening cam 51, the soil holding plate 59 rotates around the soil holding plate shaft 53, so that the rear end of the soil holding plate 69 is opened, the soil pushing amount of the soil holding plate 59 can be reduced, the transplanted rape pot seedlings 7 are prevented from being pushed down, and the transplanting verticality of the rape pot seedlings is improved; after the transplanting of the rape pot seedlings 7 is completed, the soil holding plates 69 gradually return under the control of the soil holding plate opening cams 61, and the soil on the two sides of the transplanted rape pot seedlings 7 is compacted from outside to inside, so that the transplanting effect of simulating manual soil holding is generated, and the transplanting quality is improved;
the soil-holding plate 59 and the ditch-protecting plate 42 have an overlapping offset distance l on the horizontal2To provide sufficient soil for backfilling the planting furrows, the seedling pushing plate 334 exceeds the furrow protecting plate 42 by an offset distance l when in the rear limit position (as shown in fig. 7)1The device is used for pushing the rape pot seedlings 7 into the soil backfilled into the planting grooves by the soil shifter 59 completely to complete the transplanting of the rape pot seedlings 7, and the seedling pushing plate 334 returns to the initial position under the action of the left planter 3 a; the distance between the center of the rotary sleeve 56 and the ditch protecting plate 42 is l3，l3>l1(ii) a Because the horizontal planting method does not need to vertically punch towards the ground, the electric drive is easy to adopt, and meanwhile, because the planting resistance is small, the high-speed planting is easy to realize, and the working efficiency is high; the height of the soil holding plate 59 is the same as the planting depth, one part of soil accumulated in the W area of the compartment surface 8 in front of the soil holding plate 59 is pushed into the planting groove and is contacted with the rape pot seedlings 7 in the planting area V to realize transplanting, and the other part of soil passes through the soil holding plate 59 and falls into the rear end of the soil holding plate 59 to form a backfill area U together with the return soil of the W area of the compartment surface 8, so that the flatness of the compartment surface 8 is improved; due to the movement of the soil-holding mechanism, the track line at the tail end of the soil-holding plate 59 translates towards two sides at the seedling planting center position to form a soil-holding track line 512;
As shown in fig. 10, the seedling pushing plate 334 has the following movement and structure characteristics: when the seedling pushing plate 334 is at the initial position, the seedling pushing plate 334 forms a certain angle a with the y direction1The seedling pushing plate 334 inclines towards the front side, so that the rape pot seedlings 7 can be better planted, and the uprightness of the rape pot seedlings 7 after falling is improved (the rape pot seedlings 7 are small in pot body and wide in leaf, and are of inverted pyramid structures); when the seedling pushing plate 334 pushes the seedling end, the seedling pushing plate 334 forms a with the y direction2The seedling pushing plate 334 inclines backwards to prevent backward seedling throwing and soil throwing and improve planting quality; the side surface of the seedling pushing plate 334 is provided with a certain inclination a3The structure is inverted trapezoid, which is beneficial to improving the uprightness of the rape pot seedling 7 after falling.
Meanwhile, when the whole machine is installed, the installation angles of the crank 31a of the left planter 3a and the crank 31b of the right planter 3b are different by 180 degrees, as shown in figure 2, β is 180 degrees, the installation angles of the soil holding plate opening cam 51 of the left soil holding device 5a and the installation angles of the soil holding plate opening cam 51 of the right soil holding device 5b are different by 180 degrees, as shown in figure 5, as the two mechanisms have 180-degree phase difference, when the whole machine starts to work, the motion laws of the left planter 3a and the right planter 3b are opposite, as shown in figure 12, so that the inertia force of the motion of the planter rod pieces can be effectively counteracted, the vibration is reduced, the planting speed is improved, as the two planters have 180-degree phase difference, the planting positions of the two planters are mutually staggered by half of the planting distance, so as to realize asynchronous double-row high-speed equidistant transplanting, as shown in figure 11, when the planting distance is different from the row distance
The first on the adjacent row
Plant strain and
the distance between plants is equal and larger than the distance between plants planted synchronously, and when the planting row spacing is equal to the plant spacing, the second time
Plant and adjacent second
The distance between plants is equal, and the distance between planted plants is increased, so that the seedling growth space is larger, and the improvement of the crop planting yield and quality is facilitated.
When the planting row spacing is adjusted, the locking screw 281 is loosened, the adjusting nut 282 is rotated, the right planting telescopic shaft 283 slides on the right planting output shaft 23b under the rotation adjusting effect of the adjusting nut 282 to adjust the row spacing of the planter, and after the row spacing is adjusted to a preset position, the locking screw 281 is screwed.
When the row spacing of the soil holding device is adjusted, the locking screw 281 is loosened, the adjusting nut 282 is rotated, the right soil holding telescopic shaft 284 slides along the right soil holding output shaft 25b under the rotation adjusting effect of the adjusting nut 282 to adjust the row spacing of the soil holding device, and after the row spacing of the soil holding device is adjusted to a preset position, the locking screw 281 is tightened.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The double-row isometric asynchronous high-speed transplanting method for the rape pot seedlings is characterized in that a transplanting operation is implemented by adopting an asynchronous double-row high-speed isometric rape pot seedling transplanter, and the method comprises the following specific steps:
firstly, according to planting requirements, adjusting planting row spacing through a planting row spacing adjuster, loosening a locking screw, rotating an adjusting nut, enabling a right planting telescopic shaft to slide along a right planting output shaft under the rotation adjusting effect of the adjusting nut, adjusting to a preset position, and then screwing the locking screw; adjusting the soil holding row spacing through a soil holding row spacing adjuster, loosening the locking screw, rotating the adjusting nut, sliding the right soil holding telescopic shaft along the right soil holding output shaft under the rotation adjusting action of the adjusting nut, adjusting to a preset position, and then screwing the locking screw;
after the planting row spacing and the soil holding row spacing are adjusted, a motor is started, the motor drives a worm arranged in a planting worm and gear box to rotate, one part of the power of the worm arranged in the planting worm and gear box drives a worm wheel meshed with the worm to rotate so as to drive a planting output shaft to rotate, the planting output shaft drives a left planter to move and drives a right planting telescopic shaft sleeved on the planting output shaft to rotate, the right planting telescopic shaft drives a right planter to move, the other part of the power drives a worm on the soil holding worm and gear box through a connecting shaft, the worm arranged in the soil holding worm and gear box drives a worm wheel meshed with the worm to rotate so as to drive a soil holding output shaft to rotate, the soil holding output shaft drives a left soil holding device to move and drives a right soil holding telescopic shaft sleeved on the soil holding output shaft to rotate, and the right soil holding telescopic shaft drives a right soil holding device to move, so that the simulated artificial soil holding and transplanting are realized;
in the left planter, a crank rotates under the driving of a planting output shaft, the crank, a connecting rod and a rocker form a crank rocker assembly, a push rod, a seedling pushing assembly and a swing rod form a horizontal planting assembly, and as one end of the rocker in the crank rocker assembly is welded on the push rod, a pivot of the rocker becomes a movable pivot, the swing of the push rod is controlled; the push rod, the swing rod and the seedling pushing assembly form a second crank rocker assembly, the push rod in the second crank rocker assembly is equivalent to a crank, the swing rod is equivalent to a rocker, the seedling pushing assembly is equivalent to a connecting rod, and the push rod is driven by a rocker of the first crank rocker assembly to perform reciprocating swing, so that the seedling pushing plate frame performs reciprocating swing and small-angle rotation; when the seedling pushing plate moves backwards to be in contact with soil and realize seedling planting, soil is easily adhered to the seedling pushing plate, the electric push rod is electrified, the push rod is extended, the pull wire is stretched relative to the pull wire fixing seat, the seedling pushing plate moves upwards along the guide groove under the action of the pull wire, and soil blocks on the seedling pushing plate are scraped by the scraper blade; the electric push rod loses power, the push rod is shortened, the pull wire retracts, the seedling pushing plate returns under the action of the seedling pushing plate return spring, and soil cleaning circulation of the seedling pushing plate is further completed;
in the right planter, a crank rotates under the driving of a right planting telescopic shaft, the crank, a connecting rod and a rocker form a crank rocker assembly, a push rod, a seedling pushing assembly and a swing rod form a horizontal planting assembly, and as one end of the rocker in the crank rocker assembly is welded on the push rod, a fulcrum of the rocker becomes a movable fulcrum, the swing of the push rod is controlled; the push rod, the swing rod and the seedling pushing assembly form a second crank rocker assembly, the push rod in the second crank rocker assembly is equivalent to a crank, the swing rod is equivalent to a rocker, the seedling pushing assembly is equivalent to a connecting rod, and the push rod is driven by a rocker of the first crank rocker assembly to perform reciprocating swing, so that the seedling pushing plate frame performs reciprocating swing and small-angle rotation; when the seedling pushing plate moves backwards to be in contact with soil and realize seedling planting, soil is easily adhered to the seedling pushing plate, the electric push rod is electrified, the push rod is extended, the pull wire is stretched relative to the pull wire fixing seat, the seedling pushing plate moves upwards along the guide groove under the action of the pull wire, and soil blocks on the seedling pushing plate are scraped by the scraper blade; the electric push rod loses power, the push rod is shortened, the pull wire retracts, the seedling pushing plate returns under the action of the seedling pushing plate return spring, and soil cleaning circulation of the seedling pushing plate is further completed;
the soil holding output shaft in the left soil holding device drives the soil holding plate opening cam to rotate, the right soil holding telescopic shaft in the right soil holding device drives the soil holding plate opening cam to rotate, the soil holding plate opening cam rotates on the end face of the soil holding plate control rod, and the soil holding plate is in a maximum closing state under the action of the torsion spring, so that soil is favorably backfilled into the planting groove; when the rape pot seedlings are transplanted in the planting groove longitudinally and close to the end position, the soil holding plate opening cam rotates to the position contacting with the soil holding plate control rod, and under the action of the soil holding plate opening cam, the soil holding plate rotates around the soil holding plate shaft, so that the rear end of the soil holding plate is opened, the forward soil pushing amount of the soil holding plate is reduced, the transplanted rape pot seedlings are prevented from being pushed down, and the transplanting verticality of the rape pot seedlings is improved; after the transplanting of the rape pot seedlings is completed, the soil holding plates gradually return under the control of the soil holding plate opening cams, and soil on two sides of the transplanted rape pot seedlings is pressed from outside to inside, so that simulated manual soil holding transplanting is generated, and the transplanting quality is improved;
because the installation angles of the crank of the left planter and the crank of the right planter are different by 180 degrees, the installation angles of the soil holding plate opening cam of the left soil holding device and the soil holding plate opening cam of the right soil holding device are different by 180 degrees, when the complete machine starts to work, the motion laws of the left planter and the right planter are opposite, so that the inertia force of the motion of a planter rod piece can be effectively counteracted, the vibration is reduced, the planting speed is improved, and the planting positions of the left planter and the right planter are staggered by half of the planting distance because the two planters have the phase difference of 180 degrees, so that the asynchronous double-row high-speed equidistant transplanting is realized;
the asynchronous double-row high-speed equidistant rape pot seedling transplanter comprises a left frame and a right frame which are arranged on two sides of a power driver, wherein a left planter, a furrow opener for opening a planting groove on the compartment surface, a left soil holding device and a seedling guide device for guiding rape pot seedlings are arranged in the left frame; the concrete structure of each part is as follows:
the frame comprises a framework, a push rod support and a swing rod support, wherein the push rod support is arranged on the framework and used for being connected with a push rod, and the swing rod support is used for being connected with a swing rod;
in the power driver, the planting worm gear box and the soil-holding worm gear box have the same structure, the planting worm gear box comprises a box body and a worm which is arranged in the box body and meshed with a worm gear, a motor is connected with the worm which is arranged in the planting worm gear box through a spline, the worm which is arranged in the planting worm gear box is connected with the worm which is arranged in the soil-holding worm gear box through a connecting shaft, a worm wheel in the planting worm gear box is sleeved on a planting output shaft, one end of the planting output shaft is connected with a left planter, the other end of the planting output shaft is sleeved with a planting row spacing regulator, and the planting row spacing regulator comprises a regulating component for regulating the row spacing of the right planter and a right; a worm wheel in the soil holding worm wheel and worm box is sleeved on a soil holding output shaft, one end of the soil holding output shaft is connected with the left soil holding device, the other end of the soil holding output shaft is provided with a soil holding row spacing regulator, and the soil holding row spacing regulator comprises a regulating component for regulating the row spacing of the right soil holding device and a right soil holding telescopic shaft; the adjusting component comprises an open locking screw and an adjusting nut;
in the left planter, one end of a crank is connected with a planting output shaft, the other end of the crank is connected with one end of a connecting rod, the other end of the connecting rod is connected with one end of a rocker, the other end of the rocker is welded on a push rod, one end of the push rod is connected to a left rack through a push rod support, and the other end of the push rod is connected with a seedling pushing assembly; one end of the swing rod is connected to the left machine frame through a swing rod support, and the other end of the swing rod is connected with the seedling pushing assembly;
in the right planter, one end of a crank is connected with a right planting telescopic shaft, the other end of the crank is connected with one end of a connecting rod, the other end of the connecting rod is connected with one end of a rocker, the other end of the rocker is welded on a push rod, one end of the push rod is connected on a right rack through a push rod support, and the other end of the push rod is connected with a seedling pushing assembly; one end of the swing rod is connected to the right rack through a swing rod support, and the other end of the swing rod is connected with the seedling pushing assembly;
in the seedling pushing assembly, a support is arranged at the upper part of a seedling pushing plate frame, a guide groove for the seedling pushing plate to move up and down is arranged below the support, the seedling pushing plate can slide up and down in the guide groove, a seedling pushing plate return spring and a wire pulling seat are arranged on the seedling pushing plate, a pull wire is arranged on the wire pulling seat, and a scraper blade is arranged outside the seedling pushing plate;
the electric soil removing component consists of an electric push rod and a stay wire fixing seat which are arranged on the rack, and the electric push rod is connected with the stay wire through the stay wire fixing seat;
the difference between the installation angles of the crank of the left planter and the crank of the right planter is 180 degrees;
the furrow opener comprises a furrow plough and a furrow protection plate, the furrow protection plate is arranged on the frame, and the furrow plough is arranged at the front end of the furrow protection plate;
the left soil holding device comprises two soil holding mechanisms, wherein in the soil holding mechanisms, a soil holding plate opening cam for controlling the swinging of a soil holding plate control rod is arranged on a soil holding output shaft, the soil holding plate opening cam controls the swinging of the soil holding plate control rod when rotating along with the soil holding output shaft so as to realize the soil holding effect, one end of a soil holding plate shaft is welded on the soil holding plate, the other end of the soil holding plate shaft is connected with the soil holding plate control rod, a torsion spring is arranged on a rotary sleeve connecting plate and the soil holding plate, the torsion spring and the soil holding plate shaft are coaxially arranged, and a rotary sleeve is arranged on a rack through the rotary sleeve connecting plate; the bulldozing plate is arranged on the left frame through a bulldozing plate connecting plate;
the right soil holding device comprises two soil holding mechanisms, wherein in the soil holding mechanisms, a soil holding plate opening cam for controlling the swinging of a soil holding plate control rod is arranged on a right soil holding telescopic shaft, the soil holding plate opening cam controls the swinging of the soil holding plate control rod when rotating along with a soil holding output shaft so as to realize the soil holding effect, one end of the soil holding plate shaft is welded on the soil holding plate, the other end of the soil holding plate shaft is connected with the soil holding plate control rod, a torsion spring is arranged on a rotating sleeve connecting plate and the soil holding plate, the torsion spring and the soil holding plate shaft are coaxially arranged, and a rotating sleeve is arranged on the rack through the rotating sleeve connecting plate; the bulldozing plate is arranged on the right frame through a bulldozing plate connecting plate;
the installation angle of the soil holding plate opening cam of the left soil holding device is 180 degrees different from that of the right soil holding device;
in the seedling guide device, the side guide plate and the rear guide plate are arranged on the frame, and the rape pot seedlings fall between the furrow protection plate and the seedling pushing mechanism from the seedling guide device.
2. The method for transplanting the rape pot seedlings asynchronously at high speed with double rows and equal intervals as claimed in claim 1, wherein a planting worm gear and worm box support for mounting a planting worm gear and worm box and a soil-holding worm gear and worm box support for mounting a soil-holding worm gear and worm box are arranged on the framework.
3. The method for transplanting the rape pot seedlings according to claim 1, wherein the splines at the outer ends of the right planting telescopic shaft and the right soil holding telescopic shaft are provided with threads.
4. The method for the asynchronous high-speed transplanting of the rape pot seedlings with the double rows and the equal distance as claimed in claim 1, wherein the side surface of the seedling pushing plate is of an inverted trapezoidal structure.
5. The method for transplanting the rape pot seedlings asynchronously at high speed with double rows and equal distances as claimed in claim 1, wherein the upper side of the scraper is provided with a flexible pad.
6. The method for transplanting the rape pot seedlings according to claim 1, wherein the scraper is an arc scraper.
7. The method for the asynchronous transplanting of the rape pot seedlings with the double rows and the equal distance according to claim 1, wherein the soil holding mechanisms are arranged on both sides of the seedling pushing plate in a splayed structure.
8. The method for transplanting rape pot seedlings according to claim 1, wherein in the left soil holding device, the soil holding plate opening cam is mounted on the soil holding output shaft through a cam fastening pin.
9. The method for transplanting the seedlings of rape bowls asynchronously at high speed with equal distance in two rows as per claim 1, wherein in the right soil-holding device, the soil-holding plate opening cam is mounted on the right soil-holding telescopic shaft through a cam fastening pin.
10. The method for transplanting the rape pot seedlings asynchronously at high speed with double rows and equal distances according to claim 1, wherein brushes for preventing the rape pot seedlings from falling are arranged below the rear guide plate.
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| CN201711335626.8A CN107980300B (en) | 2017-12-14 | 2017-12-14 | Double-row equidistant asynchronous high-speed transplanting method for pot seedlings of rapes |
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| JP2007104991A (en) * | 2005-10-14 | 2007-04-26 | Kubota Corp | Planting mechanism of rice transplanter |
| JP2012157333A (en) * | 2011-02-02 | 2012-08-23 | Yanmar Co Ltd | Rice transplanter |
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