CN115553116A - Transplanting machine - Google Patents

Abstract

The invention discloses a transplanter which comprises a frame; the rear part of the frame is hinged with a rear wheel component, the front part of the frame is hinged with a front wheel component, and the rear wheel component and the front wheel component can independently turn around a hinged shaft. Through all linking to each other rear wheel subassembly and front wheel subassembly with the frame in articulated form for rear wheel subassembly and front wheel subassembly homoenergetic are independently around the articulated shaft upset, and at the in-process of crossing the ridge, front wheel and rear wheel can be successively along ridge slope lift, thereby guarantee the relative stability of automobile body, avoid causing because of the automobile body produces too big inclination and install the seedling dish slope in getting seedling mechanism of driver's cabin upside, fall. Simultaneously, need not to push down the transplanter rear side, let the front wheel stick up completely from this ridge again because crossing the ridge in-process to reduced and traded the ridge operation degree of difficulty, greatly promoted and controlled the performance.

Description

Transplanting machine

Technical Field

The invention mainly relates to the technical field of transplanting agricultural machines, in particular to a transplanting machine.

Background

The tobacco is a single-ridge high-ridge thin-planting crop, the ridge is wide and high, and the ridge surface extends to the end of a field block. Due to the characteristics of thin planting and high ridge planting of tobacco, the small self-propelled transplanter has little damage to tobacco ridges during operation and strong adaptability, but a mulching film is easily damaged by a lifting device of the chassis of the existing small self-propelled tobacco transplanter, the lifting sensitivity adjustment difficulty is high, and when a row is changed and a ridge is crossed, due to the influence of adjacent ridges, the rear side of the transplanter needs to be pressed down, the front wheels are completely lifted away from the ridge, so that a vehicle body longitudinally inclines at a large angle (as shown in figure 1), and a seedling tray installed in a seedling taking mechanism on the upper side of a driving platform is easily caused to incline and fall.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects of the prior art and provides a transplanter.

In order to solve the technical problems, the invention adopts the following technical scheme:

a transplanter comprising a frame; the rear part of the frame is hinged with a rear wheel component, the front part of the frame is hinged with a front wheel component, and the rear wheel component and the front wheel component can independently turn around a hinged shaft.

As a further improvement of the above technical solution:

the rear wheel assembly comprises a transmission case, rear wheels and rear telescopic pieces; one end of the transmission case is hinged with the frame, and the other end of the transmission case is connected with the rear wheel; one end of the rear telescopic piece is connected with the rack, and the other end of the rear telescopic piece is connected with the transmission case; the transmission case and the rear wheel can turn around a hinged shaft of the transmission case and the rack under the push-pull action of the rear telescopic piece.

The rear telescopic piece comprises a rear push rod of which the base is fixed on the rack, the rear push rod is connected with a rear rotating shaft in the rack through a rear rod system, and a transmission case is fixed on the rear rotating shaft; the rear push rod drives the rear rotating shaft to rotate through the transmission of the rear rod system through extension and contraction.

The rear rod system comprises a transverse connecting rod, the middle part of the transverse connecting rod is connected with the rear push rod, the end part of the transverse connecting rod is connected with one end of the auxiliary push rod, and the other end of the auxiliary push rod is hinged with a rear push arm fixed on the rear rotating shaft.

The front wheel assembly comprises a front wheel arm, a front wheel and a front telescopic piece; one end of the front wheel arm is hinged with the frame, and the other end of the front wheel arm is connected with the front wheel; one end of the front telescopic piece is connected with the frame, and the other end of the front telescopic piece is connected with the front wheel arm; the front wheel arm and the front wheel can turn around the hinge shaft of the front wheel arm and the frame under the push-pull action of the front telescopic piece.

The front telescopic part comprises a front push rod of which the base is fixed on the rack, the movable end of the front push rod is hinged with a front push arm fixed on a front rotating shaft in the rack, and a front wheel arm is fixed on the front rotating shaft; the front push rod drives the front rotating shaft to rotate through the front push arm by stretching.

The front telescopic piece comprises a driving arm, a connecting rod and a driven arm which are sequentially hinged, the other end of the driving arm is fixed with the transmission box, the other end of the driven arm is hinged to the rack after being fixed with one end of the lifting arm, the other end of the lifting arm is hinged to the movable end of the front push rod, and the base of the front push rod is hinged and fixed to the front wheel arm; the rear push rod drives the front rotating shaft to rotate through the transmission of the transmission box and the front telescopic piece through extension, or the front push rod drives the front rotating shaft to rotate through the transmission of the lifting arm through extension.

The transplanter further comprises a hydraulic system, the hydraulic system comprises an oil tank, a filter and an oil pump which are sequentially connected, the output end of the oil pump is connected in parallel with a rear control part for regulating and controlling the turnover of the rear wheel assembly and a front control part for regulating and controlling the turnover of the front wheel assembly, and the oil pump is connected in parallel with the rear control part and the front control part and is connected with an overflow valve.

The rear control part comprises a rear manual control valve connected with the oil pump, one end of the rear manual control valve is connected with a rear steering engine, and the other end of the rear manual control valve is connected with a rear push rod; the front control part comprises a front manual control valve connected with the oil pump, one end of the front manual control valve is connected with a front steering engine, and the other end of the front manual control valve is connected with a front push rod; the rear push rod and the front push rod are both arranged into hydraulic cylinders.

The transplanter still includes electrical system, electrical system is including the electrical unit who is connected with back steering wheel and preceding steering wheel respectively, electrical unit still with horizontal module, depth measurement module, plant deep control module, trade one or more of ridge switch, mode switch and main lifting switch and be connected.

The machine frame is also fixed with a driving platform, the upper side of the driving platform is provided with a seedling taking mechanism, and the lower side of the driving platform is provided with a transplanting mechanism for transplanting seedlings into the soil.

And the rack is also provided with a power system, and the power system drives the rear wheel to rotate through the transmission case.

Compared with the prior art, the invention has the advantages that:

through all linking to each other rear wheel subassembly and front wheel subassembly with the frame in articulated form for rear wheel subassembly and front wheel subassembly homoenergetic are independently around the articulated shaft upset, and at the in-process of crossing the ridge, front wheel and rear wheel can be successively along ridge slope lift, thereby guarantee the relative stability of automobile body, avoid causing because of the automobile body produces too big inclination and install the seedling dish slope in getting seedling mechanism of driver's cabin upside, fall. Simultaneously, need not to push down the transplanter rear side, let the front wheel stick up this ridge completely again because crossing the ridge in-process to reduced and traded the ridge operation degree of difficulty, greatly promoted the control performance.

Drawings

FIG. 1 is a schematic diagram of a prior art (cross-ridge state);

FIG. 2 is a schematic view showing the structure of the transplanter in accordance with embodiment 1;

FIG. 3 is a schematic perspective view of the frame, rear wheel assemblies and front wheel assemblies in embodiment 1;

FIG. 4 is a schematic side view of the frame, rear wheel assembly and front wheel assembly in embodiment 1;

FIG. 5 is a schematic view (flat ground state) in embodiment 1;

FIG. 6 is a schematic view of the principle in embodiment 1 (an overtopping state);

FIG. 7 is a schematic connection diagram of the hydraulic system;

FIG. 8 is a schematic diagram of the connections of the electronic control system;

FIG. 9 is a schematic view (flat state) in the embodiment 2;

fig. 10 is a schematic view of the principle in embodiment 2 (an overtopping state).

The reference numerals in the figures denote: 1. a frame; 11. a rear rotating shaft; 12. a front rotating shaft; 2. a rear wheel assembly; 21. a transmission case; 22. a rear wheel; 23. a rear telescoping member; 231. a rear push rod; 232. a rear bar system; 2321. a transverse connecting rod; 2322. an auxiliary push rod; 2323. a rear push arm; 3. a front wheel assembly; 31. a front wheel arm; 32. a front wheel; 33. a front telescoping member; 331. a front push rod; 332. a forward push arm; 333. a master arm; 334. a connecting rod; 335. a driven arm; 336. a lift arm; 4. a hydraulic system; 41. an oil tank; 42. a filter; 43. an oil pump; 44. a rear control section; 441. a rear manual valve; 442. a rear steering engine; 45. a front control section; 451. a front hand control valve; 452. a front steering engine; 46. an overflow valve; 5. an electronic control system; 51. an electronic control unit; 52. a horizontal module; 53. a sounding module; 54. a planting depth control module; 55. a ridge changing switch; 56. a mode switch; 57. a main lifting switch; 6. a driver's cab; 7. a seedling taking mechanism; 8. a transplanting mechanism; 9. and (3) a power system.

Detailed Description

The invention will be described in further detail below with reference to the drawings and specific examples.

Example 1

As shown in fig. 2 to 8, the transplanter of the present embodiment includes a frame 1; the rear part of the frame 1 is hinged with a rear wheel component 2, the front part is hinged with a front wheel component 3, and the rear wheel component 2 and the front wheel component 3 can independently turn around a hinged shaft. The rear wheel assembly 2 and the front wheel assembly 3 are connected with the rack 1 in a hinged mode, so that the rear wheel assembly 2 and the front wheel assembly 3 can independently turn around a hinged shaft, and the front wheels and the rear wheels can successively lift along ridge slopes in the ridge crossing process, so that the relative stability of a vehicle body is ensured, and the inclination and falling of a seedling tray in a seedling taking mechanism arranged on the upper side of a driving platform due to the fact that the vehicle body has an overlarge inclination angle are avoided. Simultaneously, need not to push down the transplanter rear side, let the front wheel stick up completely from this ridge again because crossing the ridge in-process to reduced and traded the ridge operation degree of difficulty, greatly promoted and controlled the performance.

In this embodiment, the rear wheel assembly 2 includes a transmission case 21, rear wheels 22, and rear extensible members 23; one end of the transmission case 21 is hinged with the frame 1, and the other end is connected with the rear wheel 22; one end of the rear telescopic piece 23 is connected with the frame 1, and the other end is connected with the transmission case 21; the transmission case 21 and the rear wheel 22 can be turned around the hinge shaft of the transmission case 21 and the frame 1 under the push-pull action of the rear telescopic member 23. The rear telescopic part 23 comprises a rear push rod 231 with a base fixed on the frame 1, the rear push rod 231 is connected with a rear rotating shaft 11 in the frame 1 through a rear rod system 232, and a transmission case 21 is fixed on the rear rotating shaft 11; the rear push rod 231 drives the rear rotating shaft 11 to rotate through the extension and the transmission of the rear rod system 232. The rear linkage 232 comprises a transverse connecting rod 2321, the middle part of the transverse connecting rod 2321 is connected with the rear push rod 231, the end part is connected with one end of the auxiliary push rod 2322, and the other end of the auxiliary push rod 2322 is hinged with a rear push arm 2323 fixed on the rear rotating shaft 11. In the ridge crossing process, the rear push rod 231 contracts and pulls to drive the rear rod system 232 to turn around the rear rotating shaft 11, and the rear rod system 232 is fixedly connected with the transmission case 21, so that the transmission case 21 also turns around the rear rotating shaft 11 under the driving of the rear rod system 232, the rear wheel 22 is lifted, and the independent turning of the rear wheel assembly 2 is realized.

In the present embodiment, the front wheel assembly 3 includes a front wheel arm 31, a front wheel 32, and a front expansion member 33; one end of a front wheel arm 31 is hinged with the frame 1, and the other end is connected with a front wheel 32; one end of the front telescopic part 33 is connected with the frame 1, and the other end is connected with the front wheel arm 31; the front wheel arm 31 and the front wheel 32 can be overturned around the hinge shaft of the front wheel arm 31 and the frame 1 under the pushing and pulling action of the front telescopic piece 33. The front telescopic part 33 comprises a front push rod 331 with a base fixed on the frame 1, the movable end of the front push rod 331 is hinged with a front push arm 332 fixed on the front rotary shaft 12 in the frame 1, and the front wheel arm 31 is fixed on the front rotary shaft 12; the front push rod 331 drives the front rotary shaft 12 to rotate through the front push arm 332 by telescoping. In the ridge crossing process, the front push rod 331 contracts and pulls to drive the front push arm 332 to turn around the front rotating shaft 12, and as the front push arm 332 is fixedly connected with the front wheel arm 31, the front wheel arm 31 also turns around the front rotating shaft 12 under the driving of the front push arm 332, so that the front wheel 32 is lifted, and the independent turning of the front wheel assembly 3 is realized.

In this embodiment, the transplanter still includes hydraulic system 4, and hydraulic system 4 includes consecutive oil tank 41, filter 42 and oil pump 43, and the output of oil pump 43 is parallelly connected to have and is used for regulating and control the back accuse portion 44 that rear wheel subassembly 2 overturns and is used for regulating and control the preceding portion 45 that controls that front wheel subassembly 3 overturns, and oil pump 43 and back accuse portion 44 and preceding portion 45 within a definite time and have overflow valve 46. The rear control part 44 comprises a rear manual control valve 441 connected with the oil pump 43, one end of the rear manual control valve 441 is connected with a rear steering engine 442, and the other end of the rear manual control valve is connected with the rear push rod 231; the front control part 45 comprises a front manual control valve 451 connected with the oil pump 43, one end of the front manual control valve 451 is connected with a front steering engine 452, and the other end is connected with the front push rod 331; the rear push rod 231 and the front push rod 331 are both provided as hydraulic cylinders. By arranging the hydraulic system 4, the rear push rod 231 and the front push rod 331 can be operated hydraulically.

In this embodiment, the transplanter further comprises an electric control system 5, the electric control system 5 comprises an electric control unit 51 connected with a rear steering engine 442 and a front steering engine 452 respectively, and the electric control unit 51 is further connected with one or more of a horizontal module 52, a depth measuring module 53, a planting depth control module 54, a ridge changing switch 55, a mode switch 56 and a main lifting switch 57. The horizontal module 52 and the depth measurement module 53 are both mounted on the frame 1, and the mounting angle of the horizontal module 52 can be adjusted. A planting depth control module 54, a mode switch 56, and a main up-down switch 57 are provided on the driving deck 6. The ridge changing switch 55 has two gears which are respectively corresponding to ridge changing lifting and ridge changing lowering; the mode switch 56 has two gears corresponding to a leveling mode and a non-leveling mode, respectively; the planting depth control module 54 is a sensor with a continuously adjustable position, and the position change from low to high corresponds to the position change of the height of the rack 1 relative to the height line of the ridge; the main lifting switch 57 has three positions corresponding to the rear wheel lifting, stopping and rear wheel lowering, and the main lifting switch 57 automatically returns around the stopping position when not pressed. The horizontal module 52, the depth measuring module 53, the planting depth control module 54, the ridge changing switch 55, the mode switch 56, and the main lifting switch 57 are all prior art and will not be described in detail herein.

In this embodiment, a driving platform 6 is fixed on the frame 1, a seedling picking mechanism 7 is mounted on the driving platform 6, and a transplanting mechanism 8 for transplanting seedlings into the ground is mounted on the lower side. Through setting up driver's cabin 6, the operating personnel of being convenient for control the transplanter, get seedling mechanism 7 and transplant mechanism 8 through setting up again, can realize the automatic planting to the seedling. The driving platform 6, the seedling taking mechanism 7 and the transplanting mechanism 8 are all in the prior art, and will not be described in detail here.

In this embodiment, the frame 1 is further provided with a power system 9, and the power system 9 drives the rear wheel 22 to rotate through the transmission case 21. Rear wheel drive can be achieved by providing the power system 9 and transmitting power to the rear wheels 22 by means of the transmission case 21.

Example 2

As shown in fig. 9 and 10, a second embodiment of a transplanter of the present invention is substantially the same as embodiment 1 except that: in this embodiment, the front telescopic part 33 includes a driving arm 333, a connecting rod 334, and a driven arm 335 hinged in sequence, the other end of the driving arm 333 is fixed to the transmission box 21, the other end of the driven arm 335 is fixed to one end of the lifting arm 336 and then hinged to the frame 1, the other end of the lifting arm 336 is hinged to the movable end of the front push rod 331, and the base of the front push rod 331 is hinged to the front wheel arm 31; the rear push rod 231 drives the front rotating shaft 12 to rotate through the transmission box 21 and the front telescopic part 33 by telescoping, or the front push rod 331 drives the front rotating shaft 12 to rotate through the lifting arm 336 by telescoping. When the rear push rod 231 drives the transmission case 21 to turn over through the rear rod system 232, one end of the driving arm 333 is fixedly connected with the transmission case 21, so that the driving arm 333 moves along with the transmission case 21, the front wheel 32 is driven to correspondingly lift through the front telescopic part 33, and synchronous lifting of the front wheel set and the rear wheel set of the whole machine can be achieved. In the ridge changing process, the front push rod 331 can be controlled to contract, so that the front wheel arm 31 is driven to rotate around the front rotating shaft 12, the front wheel 32 is further lifted, and the independent lifting of the front wheel 32 is realized.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims (12)

1. A transplanter characterized in that: comprises a frame (1); the rear part of the frame (1) is hinged with a rear wheel assembly (2), the front part of the frame is hinged with a front wheel assembly (3), and the rear wheel assembly (2) and the front wheel assembly (3) can independently turn around a hinged shaft.

2. The transplanter according to claim 1, wherein: the rear wheel assembly (2) comprises a transmission case (21), rear wheels (22) and a rear telescopic piece (23); one end of the transmission case (21) is hinged with the frame (1), and the other end of the transmission case is connected with the rear wheel (22); one end of the rear telescopic piece (23) is connected with the rack (1), and the other end of the rear telescopic piece is connected with the transmission case (21); the transmission case (21) and the rear wheel (22) can turn around a hinge shaft of the transmission case (21) and the rack (1) under the push-pull action of the rear telescopic piece (23).

3. The transplanter according to claim 2, wherein: the rear telescopic part (23) comprises a rear push rod (231) of which the base is fixed on the rack (1), the rear push rod (231) is connected with a rear rotating shaft (11) in the rack (1) through a rear rod system (232), and a transmission case (21) is fixed on the rear rotating shaft (11); the rear push rod (231) drives the rear rotating shaft (11) to rotate through the transmission of the rear rod system (232) through stretching.

4. A transplanter according to claim 3, wherein: the rear rod system (232) comprises a transverse connecting rod (2321), the middle part of the transverse connecting rod (2321) is connected with the rear push rod (231), the end part of the transverse connecting rod is connected with one end of an auxiliary push rod (2322), and the other end of the auxiliary push rod (2322) is hinged with a rear push arm (2323) fixed on the rear rotating shaft (11).

5. The transplanter according to claim 4, wherein: the front wheel assembly (3) comprises a front wheel arm (31), a front wheel (32) and a front telescopic piece (33); one end of the front wheel arm (31) is hinged with the rack (1), and the other end of the front wheel arm is connected with the front wheel (32); one end of the front telescopic piece (33) is connected with the rack (1), and the other end of the front telescopic piece is connected with the front wheel arm (31); the front wheel arm (31) and the front wheel (32) can turn around a hinged shaft of the front wheel arm (31) and the frame (1) under the pushing and pulling action of the front telescopic piece (33).

6. The transplanter according to claim 5, wherein: the front telescopic part (33) comprises a front push rod (331) of which the base is fixed on the frame (1), the movable end of the front push rod (331) is hinged with a front push arm (332) fixed on a front rotating shaft (12) in the frame (1), and a front wheel arm (31) is fixed on the front rotating shaft (12); the front push rod (331) drives the front rotating shaft (12) to rotate through the front push arm (332) by stretching.

7. The transplanter according to claim 5, wherein: the front telescopic part (33) comprises a driving arm (333), a connecting rod (334) and a driven arm (335) which are sequentially hinged, the other end of the driving arm (333) is fixed with the transmission box (21), the other end of the driven arm (335) is fixed with one end of a lifting arm (336) and then hinged to the frame (1), the other end of the lifting arm (336) is hinged to the movable end of a front push rod (331), and a base of the front push rod (331) is hinged and fixed to a front wheel arm (31); the rear push rod (231) drives the front rotating shaft (12) to rotate through the transmission of the transmission box (21) and the front telescopic piece (33) through extension, or the front push rod (331) drives the front rotating shaft (12) to rotate through the transmission of the lifting arm (336) through extension.

8. The transplanter according to claim 6 or 7, wherein: the transplanter also comprises a hydraulic system (4), wherein the hydraulic system (4) comprises an oil tank (41), a filter (42) and an oil pump (43) which are sequentially connected, the output end of the oil pump (43) is connected in parallel with a rear control part (44) for regulating the turnover of the rear wheel assembly (2) and a front control part (45) for regulating the turnover of the front wheel assembly (3), and an overflow valve (46) is connected between the oil pump (43) and the rear control part (44) and the front control part (45).

9. The transplanter according to claim 8, wherein: the rear control part (44) comprises a rear manual control valve (441) connected with the oil pump (43), one end of the rear manual control valve (441) is connected with a rear steering engine (442), and the other end of the rear manual control valve is connected with a rear push rod (231); the front control part (45) comprises a front manual control valve (451) connected with the oil pump (43), one end of the front manual control valve (451) is connected with a front steering engine (452), and the other end of the front manual control valve (451) is connected with a front push rod (331); the rear push rod (231) and the front push rod (331) are both arranged into a hydraulic cylinder.

10. The transplanter according to claim 9, wherein: the transplanter further comprises an electric control system (5), the electric control system (5) comprises an electric control unit (51) which is connected with a rear steering engine (442) and a front steering engine (452) respectively, and the electric control unit (51) is further connected with one or more of a horizontal module (52), a depth measuring module (53), a planting depth control module (54), a ridge changing switch (55), a mode switch (56) and a main lifting switch (57).

11. A transplanter according to any one of claims 1 to 7, wherein: still be fixed with driver's cabin (6) on frame (1), driver's cabin (6) upside is carried and is equipped with seedling mechanism (7), and the downside is equipped with and is used for planting the transplanting mechanism (8) in the soil with the seedling.

12. A transplanter according to any one of claims 2 to 7, wherein: the frame (1) is also provided with a power system (9), and the power system (9) drives a rear wheel (22) to rotate through a transmission box (21).

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