CN109168495B - Falling body accelerating type rape pot seedling transplanting device - Google Patents
Falling body accelerating type rape pot seedling transplanting device Download PDFInfo
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- CN109168495B CN109168495B CN201811139041.3A CN201811139041A CN109168495B CN 109168495 B CN109168495 B CN 109168495B CN 201811139041 A CN201811139041 A CN 201811139041A CN 109168495 B CN109168495 B CN 109168495B
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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
Abstract
An accelerated falling body type rape pot seedling transplanting device comprises a seedling conveyer, a furrow opener, an earthing mechanism and a seedling protection mechanism, wherein the seedling conveyer is arranged on a rack, the furrow opener is arranged below the rack and is positioned in front of the seedling conveyer, the seedling protection mechanism is arranged on the rack and is positioned behind the seedling conveyer, and the earthing mechanisms are respectively arranged on two sides of the rear end of the seedling conveyer; the seedling conveying device adopts accelerated falling type transplanting, and the inertia force of high-speed falling seedlings is utilized to insert the pot seedlings of the rapes into the soil, so that the seedling planting process is simple; the seedling conveying barrel is accelerated by high-pressure airflow, the structure is simple, the airflow is concentrated, and the acceleration effect is good; the brush seedling protection mechanism synchronously rotating in the transplanting process prevents the rape pot seedlings from toppling over in the soil covering link, and the transplanting quality is improved.
Description
Technical Field
The invention relates to the technical field of pot seedling transplanting, in particular to an accelerated falling type rape pot seedling transplanting device.
Background
The yield per mu of the rape is low, the growth period is long, but the rape seedlings have strong vitality and high planting density, and the adoption of the efficient and simplified planting method is an important means for improving the planting income of the rape. At present, the mechanized operation technology applied to the field of rape pot seedling transplantation is similar to vegetable pot seedling transplantation, mainly comprises a seedling guide tube type planting device, a reciprocating cup hanging type planting device, a flexible chain clamp type planting device and the like, the planting devices have the characteristics of high transplanting quality and high speed, but compared with the transplanting density of more than 12 thousand plants per hectare of rape, the currently used planting devices are low in efficiency, and the high-speed and high-efficiency planting requirement of rape pot seedlings cannot be met.
Disclosure of Invention
The invention aims to provide an accelerated falling type rape pot seedling transplanting device to solve the defects in the background technology.
The technical problem solved by the invention is realized by adopting the following technical scheme:
the utility model provides a falling body formula rape alms bowl seedling transplanting device with higher speed, is including installing defeated seedling ware, furrow opener, earthing mechanism and the seedling mechanism that protects in the frame, and defeated seedling ware is installed at the frame middle part, and the furrow opener is installed in the frame below, and the furrow opener is located defeated seedling ware the place ahead, protects seedling mechanism and installs in the frame, and protects seedling mechanism and be located defeated seedling ware rear, is located defeated seedling ware rear end both sides and is provided with earthing mechanism respectively, and concrete structure is as follows:
in the seedling conveying device, a seedling receiving barrel is arranged at the upper part of the seedling conveying barrel, an annular air pipe is arranged at the outer side of the seedling receiving barrel, an air pipe joint for connecting an external air power source is arranged on the annular air pipe, a branch air pipe is arranged at the periphery of the seedling receiving barrel, one end of the branch air pipe is connected with the annular air pipe, and the other end of the branch air pipe is inserted into the seedling conveying barrel;
in the furrow opener, a furrow protection plate is fixed below a rack, a bottom cutter is an arc-shaped cutter which extends from the bottom to the furrow protection plate and is integrated with the furrow protection plate, side cutters are symmetrically arranged at two sides of an undercutting cutter, and when a transplanting device advances, a square or inverted trapezoidal planting groove is formed for soil;
soil squeezing guard plates are arranged in the soil covering mechanism and are symmetrically arranged on two sides of the rear end of the seedling conveying device;
in the seedling protection mechanism, a motor is connected with a transmission box, the transmission box is connected with a seedling protection brush assembly, a speed sensing assembly is arranged on a land wheel assembly and is driven by a land wheel to transmit a running speed signal, and two sets of seedling protection brush assemblies are arranged;
in the seedling protection brush assembly, one end of a driven chain wheel shaft is installed on a rack, a driven chain wheel is installed at the other end of the driven chain wheel shaft, a guard plate chain is installed on the outer side of the driven chain wheel, and a brush is installed on a guard plate of the guard plate chain;
in the transmission case, the transmission case is installed on the frame, the motor is arranged on the case body, a power shaft of the motor is connected with an input shaft to transmit power, a middle shaft, a right output shaft, the input shaft and a left output shaft are respectively installed on the case body, an input gear is installed on the input shaft, a middle gear is installed on the middle shaft, a right output gear and a right driving chain wheel are installed on the right output shaft, and a left output gear and a left driving chain wheel are installed on the left output shaft; the left driving chain wheel and the right driving chain wheel are respectively connected with the guard plate chains corresponding to the two sides; the input gear is in meshing transmission with the middle gear, the middle gear is in meshing transmission with the left output gear, and the input gear is in meshing transmission with the right output gear;
in the land wheel assembly, one end of a spring seat is arranged on a rack, the other end of the spring seat is arranged on a land wheel connecting rod, a spring is sleeved on the spring seat, one end of the land wheel connecting rod is arranged on the rack, and the other end of the land wheel connecting rod is provided with a land wheel through a land wheel shaft;
in the speed sensing assembly, a signal gear is arranged on a land wheel shaft, the land wheel shaft is arranged on an end cover and a sensor seat, the end cover is arranged on the sensor seat, a sensor is arranged on the sensor seat, the sensor seat is arranged on a land wheel connecting rod, and a land wheel is arranged on the land wheel shaft.
In the invention, a seedling conveying barrel fixing seat used for fixing the seedling conveying barrel on a rack is arranged on the seedling conveying barrel.
In the invention, the lower part of the seedling conveying barrel is provided with a rear baffle, and the installation inclination angle of the rear baffle is 30-45 degrees.
In the invention, a plurality of bronchus are arranged on the periphery of the seedling receiving barrel.
In the present invention, the brush is in the shape of a ring around the apron chain.
In the invention, an inner baffle is arranged between the brushes.
In the invention, two sets of seedling protection brush assemblies are symmetrically arranged on two sides of the rear part of the bottom end of the seedling conveying device.
The soil squeezing guard plates comprise a primary soil squeezing guard plate and a secondary soil squeezing guard plate, the primary soil squeezing guard plate and the secondary soil squeezing guard plate are symmetrically arranged on two sides of the rear end of the seedling conveyer, the primary soil squeezing guard plate is located at the rear end of the seedling conveyer, and the secondary soil squeezing guard plate is located at the rear end of the primary soil squeezing guard plate.
In the invention, the soil covering mechanism is also provided with a soil covering plate which is positioned at the rear end of the secondary soil squeezing guard plate and is used for preventing the attached soil from rebounding so as to influence the planting quality; the width of the soil covering plate is larger than the width of the seedling planting groove, the operation depth of the soil covering plate is larger than the depth of the seedling planting groove, the soil covering plate is symmetrically arranged around two sides of the pot seedlings of the rapes, the pot seedlings of the rapes are suitable for soil covering operation of multi-row planting, and after soil covering operation of the soil covering plate, permanent soil covering grooves are left on two sides of the pot seedlings of the rapes, and carriage surface drainage is facilitated.
In the invention, after the pot seedlings of the rapes fall into the seedling conveying barrel, the pot seedlings of the rapes quickly fall under the action of high-pressure airflow and are inserted into the seedling planting groove at a certain speed to complete the transplanting of the seedlings;
when the bottom cutter and the side cutter of the furrow opener advance along with the transplanting device, soil is cut into planting grooves for planting;
the transplanting device moves forwards to drive the land wheel connecting rod to move, the land wheel connecting rod presses the land wheel on the compartment surface under the action of a spring to enable the teeth of the land wheel to be inserted into soil on the compartment surface, the land wheel does pure rolling motion on the ground under the forward acting force of the transplanting device, the land wheel rolls to drive the land wheel shaft to rotate, the land wheel shaft rotates to drive the signal gear to rotate, the signal gear rotates to provide a rotating speed signal for the sensor, the motor rotates at a certain speed according to the signal of the sensor, the motor rotates to enable the left output shaft and the right output shaft to rotate at a constant speed and in a reverse direction, so that the left driving sprocket and the right driving sprocket rotate to drive the guard plate chain to rotate, and then the two sets of seedling protection brush assemblies are driven to rotate;
the rotation speeds of the two sets of seedling protection brush assemblies are the same, the directions are opposite, the hairbrushes are positioned on two sides of the seedling planting groove into which the rape pot seedlings are inserted and used for promoting the seedlings to stand upright, and after the rotation of the seedling protection brush assemblies is combined with the advancing speed of the transplanting device, the relative positions of the rape pot seedlings and the hairbrushes are unchanged, so that the inclination of the rape pot seedlings in the subsequent soil squeezing and covering processes is prevented;
after the rape pot seedlings are transplanted, the seedlings are erected under the protection of the brush, and when the soil-squeezing guard plate passes through the transplanted rape pot seedlings, the pot bodies of the rape pot seedlings are slightly squeezed, so that the pot bodies are tightly attached to the two sides of the seedling planting groove.
Has the advantages that:
1) the seedling conveying device adopts accelerated falling type transplanting, and the high-speed falling inertia force is utilized to insert the pot seedlings of the rapes into the soil, so that the seedling planting process is simple;
2) the seedling conveying barrel accelerates high-pressure airflow, and has the advantages of simple structure, concentrated airflow and good acceleration effect;
3) the brush seedling protection mechanism rotating synchronously prevents the rape pot seedlings from toppling in the soil covering link, and improves the transplanting quality.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a front view of the preferred embodiment of the present invention.
FIG. 3 is a schematic view of a seedling feeder according to a preferred embodiment of the present invention.
FIG. 4 is a schematic view of the installation of the furrow opener and the soil covering mechanism in the preferred embodiment of the present invention.
FIG. 5 is a schematic view of the seedling protection principle in the preferred embodiment of the present invention.
Fig. 6 is a schematic structural view of a seedling protection mechanism in a preferred embodiment of the invention.
FIG. 7 is a schematic diagram of a speed sensing assembly in accordance with a preferred embodiment of the present invention.
Fig. 8 is a schematic view of the planting principle of the preferred embodiment of the present invention.
FIG. 9 is a schematic view of the structure of the rape pot seedlings 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. 1-9, a formula rape alms bowl seedling transplanting device with higher speed falls, including defeated seedling ware A, frame B, furrow opener C, earthing mechanism D and seedling protection mechanism E, defeated seedling ware A passes through bolt B2 to be fixed at frame body B1 middle part, furrow opener C installs in frame body B1 below, and furrow opener C is located defeated seedling ware A the place ahead, seedling protection mechanism E installs on frame body B1, and seedling protection mechanism E is located defeated seedling ware A rear, it is provided with earthing mechanism D respectively to be located defeated seedling ware A rear end both sides, concrete structure is as follows:
the seedling conveying device A comprises a seedling receiving barrel A1, an air pipe joint A2, an annular air pipe A3, a bronchus A4, a seedling conveying barrel fixing seat A5, a seedling conveying barrel A6 and a rear baffle A7, wherein the seedling receiving barrel A1 is installed at the upper part of the seedling conveying barrel A6, a seedling conveying barrel fixing seat A5 used for fixing the seedling conveying barrel A6 on a frame body B1 is installed on the seedling conveying barrel A6, the rear baffle A7 is installed at the lower part of the seedling conveying barrel A6, and the rear baffle A7 has a certain inclination angle which is close to that of the rape pot seedlings; the annular air pipe A3 is arranged on the outer side of the seedling receiving barrel A1, the air pipe joint A2 is arranged on the annular air pipe A3 and is used for connecting an external air power source, a plurality of branch air pipes A4 are uniformly arranged on the periphery of the seedling receiving barrel A1, one end of each branch air pipe A4 is connected with the annular air pipe A3, and the other end of each branch air pipe A4 is inserted into the seedling conveying barrel A6 at a certain inclination angle;
the frame B comprises a frame body B1 and a bolt B2;
the furrow opener C comprises a furrow protection plate C1, a undercutting knife C2 and a side cutting knife C3, wherein the furrow protection plate C1 is fixed on a frame body B1 through a bolt B2, the undercutting knife C2 is an arc-shaped cutting knife which extends from the bottom to the furrow protection plate C1 and is integrated with the furrow protection plate C1 into a whole, the side cutting knives C3 are symmetrically arranged at two sides of the undercutting knife C2, and when the transplanting device advances, square or inverted-trapezoid planting furrows are formed on soil;
the soil covering mechanism D comprises a primary soil-squeezing guard plate D1, a secondary soil-squeezing guard plate D2 and a soil covering plate D3, the primary soil-squeezing guard plate D1, the secondary soil-squeezing guard plate D2 and the soil covering plate D3 are sequentially arranged on the frame body B1 and are symmetrically arranged on two sides of the rear end of the seedling conveyer A, the primary soil-squeezing guard plate D1 is located at the rear end of the seedling conveyer A, the secondary soil-squeezing guard plate D2 is located at the rear end of the primary soil-squeezing guard plate D1, and the soil covering plate D3 is located at the rear end of the secondary soil-squeezing guard plate D2;
the seedling protection mechanism E comprises a seedling protection brush assembly E1, a motor E2, a transmission case E3, a land wheel assembly E4 and a speed sensing assembly E5, the motor E2 is connected with the transmission case E3, the transmission case E3 is connected with the seedling protection brush assembly E1, the speed sensing assembly E5 is arranged on the land wheel assembly E4 and driven by a land wheel E44 to transmit a running speed signal;
the seedling protection brush assembly E1 comprises a driven chain wheel shaft E11, a driven chain wheel E12, a guard plate chain E13, an inner baffle plate E14 and a brush E15, one end of the driven chain wheel shaft E11 is mounted on a frame body B1 through a bearing E32, the other end of the driven chain wheel shaft E11 is provided with the driven chain wheel E12, the guard plate chain E13 is mounted on the outer side of the driven chain wheel E12, the brush E15 is mounted on a guard plate of the guard plate chain E13, the brush E15 surrounds the guard plate chain E13 and is annular, the inner baffle plate E14 is arranged between the brush E15, and the seedling protection brush assemblies E1 are provided with two sets and are symmetrically arranged on two sides of the rear portion of the;
the transmission case E3 is composed of a case body E31, a bearing E32, a middle gear E33, a middle shaft E34, an input gear E35, a right output gear E36, a right driving sprocket E37, a right output shaft E38, an input shaft E39, a left driving sprocket E310, a left output shaft E311 and a left output gear E312, the transmission case E39 is mounted on a frame body B39 through bolts B39, a motor E39 is arranged on the case body E39, a motor power shaft is connected with the input shaft E39 to transmit power, the middle shaft E39, the right output shaft E39, the input shaft E39 and the left output shaft E311 are mounted on the case body E39 through bearings E39, the input gear E39 is mounted on the input shaft E39, the middle gear E39 is mounted on the middle shaft E39, the right output gear E39, the right driving sprocket E39 and the right driving sprocket E39 are mounted on the output shaft E39, the right output shaft E39, the left output gear E36312 and the left driving sprocket E39 are respectively connected with the corresponding chain guard plates, the input gear E35 is in meshing transmission with the intermediate gear E33, the intermediate gear E33 is in meshing transmission with the left output gear E312, and the input gear E35 is in meshing transmission with the right output gear E36;
the land wheel assembly E4 comprises a spring seat E41, a spring E42, a land wheel connecting rod E43 and a land wheel E44, one end of the spring seat E41 is mounted on a frame body B1, the other end of the spring seat E41 is mounted on the land wheel connecting rod E43, a spring E42 is sleeved on the spring seat E41, one end of the land wheel connecting rod E43 is mounted on a frame body B1 through a bolt B2, and the other end of the land wheel connecting rod E56 is mounted with a land wheel E44 through a land wheel shaft E56;
the speed sensing assembly E5 comprises a signal gear E51, an end cover E52, a sensor seat E53, a sensor E54, a sealing ring E55 and a ground axle E56, wherein the signal gear E51 is mounted on the ground axle E56, the ground axle E56 is mounted on the end cover E52 and the sensor seat E53 through a bearing E32, the end cover E52 is mounted on the sensor seat E53 through a bolt B2, the sensor E54 is mounted on the sensor seat E53, the sensor seat E53 is mounted on a ground wheel connecting rod E43 through a bolt B2, the sealing ring E55 is mounted in the sensor seat E53 and sleeved on the ground axle E56, and the ground wheel E44 is mounted on the ground axle E56;
in this embodiment, a compartment surface F1, a seedling planting groove F1, a rape pot seedling F1 and a pot body F1 are introduced, the front-back width of a primary soil squeezing guard plate D1 is L1, the front-back distance between the primary soil squeezing guard plate D1 and a secondary soil squeezing plate D1 is L1, the front-back distance between the secondary soil squeezing plate D1 and an earthing plate D1 is L1, the vertical distance between the bottom end of the earthing plate D1 and the bottom end of a furrow opener C is L1, the slope height of the furrow opener C is L1, the horizontal width of the bottom of the furrow opener C is L1, the horizontal distance between the primary soil squeezing guard plate D1 and the center of the seedling planting groove F1 is L1, the horizontal distance between the secondary soil squeezing plate D1 and the primary soil squeezing guard plate D1 is L1, the horizontal distance between the earthing plate D1 and the secondary soil squeezing plate D1 is L1, the top end diameter of the rape pot body F1 is L1, the diameter of the rape pot body F1: l2> L3> L1, in order to improve the earthing effect, the distance L4 between the earthing plate D3 and the bottom end of the furrow opener C, the height L5 of the conical surface of the furrow opener C and the height F4 of the pot body, L13, L7, L8 and L9 can be adjusted according to different soil conditions, the furrow opener C can set the inclination according to different soil conditions, the secondary soil squeezing plate D2 can be selected whether to be installed or not according to different soil conditions, and L10 is slightly greater than L6, L12 is greater than L6 and L11.
In the embodiment, after the pot seedlings of the rapes fall into the seedling conveying barrel A6, the pot seedlings of the rapes quickly fall under the action of high-pressure air flow and are inserted into the seedling planting groove F2 at a certain speed, and the transplanting of the seedlings is completed;
when the transplanting device advances, the undercutter C2 and the side cutter C3 of the furrow opener cut soil into square or inverted trapezoidal planting grooves F2, and are suitable for soil conditions with high water content;
the land wheel connecting rod E43 presses the land wheel E44 on the carriage surface F1 under the action of the spring E42, so that the gear teeth on the land wheel E44 are inserted into the soil on the carriage surface F1, under the forward acting force of the transplanting device, the land wheel E44 makes pure rolling motion on the ground, the land wheel E44 rolls to drive the land wheel shaft E56 to rotate, the land wheel shaft E56 rotates to drive the signal gear E51 to rotate, and the signal gear E51 rotates to provide a rotating speed signal for the sensor E54;
according to signals of a sensor E54, a motor E2 rotates at a certain speed, a motor E2 rotates to enable a left output shaft E311 and a right output shaft E38 to rotate at a certain speed in a constant speed and in a reverse direction, so that a left driving chain wheel E310 and a right driving chain wheel E37 are driven to rotate, the left driving chain wheel E310 and the right driving chain wheel E37 rotate to drive a guard plate chain E13 to rotate, and then a left and a right sets of guard plate brush assemblies E1 are driven to rotate;
the linear speed of rotation of the brush E15 is the same as the advancing speed of the transplanting device, the rotation speeds of the left and right seedling protection brush assemblies E1 are the same, and the directions are opposite, the brush E15 is positioned at two sides of a seedling planting groove F2 into which a rape pot seedling F3 is inserted, the brush E15 promotes the seedlings to be upright, and after the rotation of the seedling protection brush assembly E1 is combined with the advancing speed of the transplanting device, the relative positions of the rape pot seedling F3 and the brush E15 are unchanged, so that the inclination of the rape pot seedling F3 in the subsequent soil squeezing and covering processes can be prevented, and the transplanting quality of the rape pot seedling F3 is improved;
after the rape pot seedlings F3 are transplanted, the seedlings are erected under the protection of the brush E15, when the primary soil-squeezing guard plate D1 passes through the transplanted rape pot seedlings F3, slightly squeezing the bowl body F4 of the rape bowl seedling F3 to ensure that the bowl body F4 is tightly attached to two sides of the seedling planting groove F2, the projection of the primary soil squeezing guard plate D1 on the compartment surface F1 is a slender square with a sharp corner, the acting force of the primary soil squeezing guard plate D1 on the soil is mainly to ensure that the soil of the compartment surface F1 moves towards the seedling planting groove F2, further the side surfaces of the pot body F4 and the seedling planting groove F2 are pressed tightly, the acting force of pushing forward by the one-time soil squeezing guard plate D1 is very small, under the protection of the brush E15, the utility model is used for preventing the rape pot seedling F3 from inclining in the extrusion process, according to different transplanting speeds and soil conditions, a secondary soil squeezing guard plate D2 or more soil squeezing guard plates can be arranged, and after soil squeezing for many times, a pot body F4 of the rape pot seedling F3 is tightly attached to a seedling planting groove F2; meanwhile, in order to prevent the attached soil from rebounding and affecting the planting quality, an earth covering plate D3 is arranged, the width L10 of the earth covering plate D3 is slightly larger than the width L6 of a seedling planting groove F2, the operation depth of the earth covering plate D3 is larger than the depth L4 of a seedling planting groove F2, the earth covering plate D3 is symmetrically arranged around two sides of the rape pot seedling F3, the earth covering plate D3 is suitable for earth covering operation of multi-row planting, permanent earth covering grooves are reserved on two sides of the rape pot seedling F3 after earth covering operation of the earth covering plate D3, water drainage of a compartment surface F1 is facilitated, and the earth covering plate D.
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 (9)
1. The utility model provides a falling body formula rape alms bowl seedling transplanting device with higher speed, is including installing defeated seedling ware, furrow opener, earthing mechanism and the seedling mechanism that protects in the frame, and its characterized in that, defeated seedling ware is installed at the frame middle part, and the furrow opener is installed in the frame below, and the furrow opener is located defeated seedling ware the place ahead, protects seedling mechanism and installs in the frame, and protects seedling mechanism and be located defeated seedling ware rear, is located defeated seedling ware rear end both sides and is provided with earthing mechanism respectively, and concrete structure is as follows:
in the seedling conveying device, a seedling receiving barrel is arranged at the upper part of the seedling conveying barrel, an annular air pipe is arranged at the outer side of the seedling receiving barrel, an air pipe joint for connecting an external air power source is arranged on the annular air pipe, a branch air pipe is arranged at the periphery of the seedling receiving barrel, one end of the branch air pipe is connected with the annular air pipe, and the other end of the branch air pipe is inserted into the seedling conveying barrel;
in the furrow opener, a furrow protection plate is fixed below a rack, a bottom cutter is an arc-shaped cutter which extends from the bottom to the furrow protection plate and is integrated with the furrow protection plate, and side cutters are symmetrically arranged at two sides of an undercutting cutter;
soil squeezing guard plates are arranged in the soil covering mechanism and are symmetrically arranged on two sides of the rear end of the seedling conveying device;
in the seedling protection mechanism, a motor is connected with a transmission box, the transmission box is connected with a seedling protection brush assembly, a speed sensing assembly is arranged on a land wheel assembly, and two sets of seedling protection brush assemblies are arranged;
in the seedling protection brush assembly, one end of a driven chain wheel shaft is installed on a rack, a driven chain wheel is installed at the other end of the driven chain wheel shaft, a guard plate chain is installed on the outer side of the driven chain wheel, and a brush is installed on a guard plate of the guard plate chain;
in the transmission case, the transmission case is installed on the frame, the motor is arranged on the case body, a power shaft of the motor is connected with an input shaft, a middle shaft, a right output shaft, the input shaft and a left output shaft are respectively installed on the case body, an input gear is installed on the input shaft, a middle gear is installed on the middle shaft, a right output gear and a right driving chain wheel are installed on the right output shaft, and a left output gear and a left driving chain wheel are installed on the left output shaft; the left driving chain wheel and the right driving chain wheel are respectively connected with the guard plate chains corresponding to the two sides; the input gear is in meshing transmission with the middle gear, the middle gear is in meshing transmission with the left output gear, and the input gear is in meshing transmission with the right output gear;
in the land wheel assembly, one end of a spring seat is arranged on a rack, the other end of the spring seat is arranged on a land wheel connecting rod, a spring is sleeved on the spring seat, one end of the land wheel connecting rod is arranged on the rack, and the other end of the land wheel connecting rod is provided with a land wheel through a land wheel shaft;
in the speed sensing assembly, a signal gear is arranged on a land wheel shaft, the land wheel shaft is arranged on an end cover and a sensor seat, the end cover is arranged on the sensor seat, a sensor is arranged on the sensor seat, the sensor seat is arranged on a land wheel connecting rod, and a land wheel is arranged on the land wheel shaft;
after the pot seedlings of the rapes fall into the seedling conveying barrel, the pot seedlings of the rapes quickly fall under the action of high-pressure airflow and are inserted into the seedling planting groove at a certain speed, and the transplanting of the seedlings is finished; when the bottom cutter and the side cutter of the furrow opener advance along with the transplanting device, soil is cut into planting grooves for planting;
the transplanting device moves forwards to drive the land wheel connecting rod to move, the land wheel connecting rod presses the land wheel on the compartment surface under the action of a spring, the teeth of the land wheel are inserted into soil on the compartment surface, the land wheel does pure rolling motion on the ground under the forward acting force of the transplanting device, the land wheel rolls to drive the land wheel shaft to rotate, the land wheel shaft rotates to drive the signal gear to rotate, the signal gear rotates to provide a rotating speed signal for the sensor, the motor rotates at a certain speed according to the signal of the sensor, the motor rotates to enable the left output shaft and the right output shaft to rotate at a constant speed and in a reverse direction, so that the left driving sprocket and the right driving sprocket rotate to drive the guard plate chain to rotate, and then the two sets of seedling protection brush assemblies are driven to rotate; the rotation speeds of the two sets of seedling protection brush assemblies are the same, the directions are opposite, and the hairbrushes are positioned on two sides of the seedling planting groove into which the rape pot seedlings are inserted, so that the relative positions of the rape pot seedlings and the hairbrushes are unchanged after the rotation of the seedling protection brush assemblies is combined with the advancing speed of the transplanting device, and the inclination of the rape pot seedlings in the subsequent soil squeezing and covering processes is prevented; after the rape pot seedlings are transplanted, the seedlings are erected under the protection of the brush, and when the soil-squeezing guard plate passes through the transplanted rape pot seedlings, the pot bodies of the rape pot seedlings are slightly squeezed, so that the pot bodies are tightly attached to the two sides of the seedling planting groove.
2. The accelerated falling type rape pot seedling transplanting device as claimed in claim 1, wherein the seedling conveying barrel is provided with a seedling conveying barrel fixing seat for fixing the seedling conveying barrel on the frame.
3. The accelerated falling type rape pot seedling transplanting device as claimed in claim 1, wherein a rear baffle is installed at the lower part of the seedling conveying barrel, and the installation inclination angle of the rear baffle is 30-45 °.
4. The device for accelerating the transplanting of the falling body type rape pot seedlings according to claim 1, wherein a plurality of branch air pipes are arranged on the periphery of the seedling receiving barrel.
5. The accelerated falling body type rape pot seedling transplanting device of claim 1, wherein the brush is in the shape of a ring around the guard plate chain.
6. The accelerated falling type rape pot seedling transplanting device of claim 1, wherein an inner baffle is arranged between the brushes.
7. The accelerated falling type rape pot seedling transplanting device of claim 1, wherein the two sets of seedling protection brush assemblies are symmetrically arranged at two sides of the rear part of the bottom end of the seedling conveyer.
8. The device for accelerating the transplanting of falling body type rape pot seedlings according to claim 1, wherein the soil-squeezing guard plates comprise a primary soil-squeezing guard plate and a secondary soil-squeezing guard plate, the primary soil-squeezing guard plate and the secondary soil-squeezing guard plate are symmetrically arranged on two sides of the rear end of the seedling conveyer, the primary soil-squeezing guard plate is positioned at the rear end of the seedling conveyer, and the secondary soil-squeezing guard plate is positioned at the rear end of the primary soil-squeezing guard plate.
9. The device for accelerating the transplanting of the falling body type rape pot seedlings as claimed in claim 8, wherein the soil covering mechanism is further provided with a soil covering plate, and the soil covering plate is positioned at the rear end of the secondary soil squeezing guard plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811139041.3A CN109168495B (en) | 2018-09-28 | 2018-09-28 | Falling body accelerating type rape pot seedling transplanting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811139041.3A CN109168495B (en) | 2018-09-28 | 2018-09-28 | Falling body accelerating type rape pot seedling transplanting device |
Publications (2)
| Publication Number | Publication Date |
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| CN109168495A CN109168495A (en) | 2019-01-11 |
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| CN112293007A (en) * | 2020-11-18 | 2021-02-02 | 泉州市凯干机械设备有限公司 | Full-automatic plug seedling transplanter |
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| CN209201504U (en) * | 2018-09-28 | 2019-08-06 | 湖南农业大学 | Pneumatic acceleration formula rape pot seedling transplanter |
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