A bowl-seedling pushing-out and belt-feeding type ordered rice transplanter

Abstract

The present invention discloses a pot-seedling ejecting and belt-feeding type orderly rice transplanter, which comprises a high-speed riding power machine, a lifting device, a frame, a rice transplanter device, a parallel seedling-taking device, a seedling box assembly and a transmission system; the lifting device connects the high-speed riding power machine and the frame; the rice transplanter device includes a pot-seedling row-by-row conveying component, a pot-seedling fixed-point rice transplanter component and a rice transplanter driving mechanism; the parallel seedling-taking device is arranged in front of the pot-seedling row-by-row conveying component; the seedling box assembly is arranged at the top of two cam driving boxes; the transmission system is arranged on the frame. The parallel seedling-taking device of the present invention can continuously and highly speedily and low-damage orderly eject and take seedlings, and the taken pot-seedlings are subjected to two-stage conveying by the rice transplanter device to realize non-blocking multi-row fixed-point rice transplanter. After the pot-seedlings are thrown out, the soil penetration depth, the standing seedling uprightness and the row-forming and hole-forming properties are good, providing good conditions for the later growth of rice, so that the cost reduction, efficiency increase, high quality and high yield of rice planting can be realized.

Description

Technical Field

[0001] The present invention relates to the technical field of agricultural machinery, and more specifically to a kind of ordered throwing rice transplanter with pushing-out and belt-conveying of pot seedlings. Background Art

[0002] The rice pot-seedling raising and throwing technology has advantages such as quick green-reverting, remarkable stable and high-yield effects. Using mechanized throwing can meet the needs of rapid agricultural production, significantly improve production efficiency, save costs and reduce labor intensity. The working performance of the throwing rice transplanter directly determines the soil-inserting depth of rice pot seedlings, the standing upright degree of the seedlings and the situation of forming rows and holes, which has a huge impact on the later growth and yield of rice. In view of the above problems, it is urgent to develop an ordered throwing rice transplanter with low seedling damage rate and good throwing uniformity to meet the needs of rice mechanized throwing and lay a solid foundation for the development of modern agriculture. Summary of the Invention

[0003] In view of this, the present invention provides a kind of ordered throwing rice transplanter with pushing-out and belt-conveying of pot seedlings, and the purpose is to solve the problems existing in the prior art.

[0004] To solve the above technical problems, the present invention adopts the following technical solutions:

[0005] An ordered throwing rice transplanter with pushing-out and belt-conveying of pot seedlings, comprising:

[0006] A high-speed riding power machine;

[0007] A lifting device; the lifting device is arranged at the rear side of the high-speed riding power machine;

[0008] A frame; the frame is connected to the output end of the lifting device through a hanging component;

[0009] A throwing device; the throwing device includes a pot-seedling row-by-row conveying component, a pot-seedling fixed-point throwing component and a throwing driving mechanism for driving the pot-seedling fixed-point throwing component; the pot-seedling row-by-row conveying component, the pot-seedling fixed-point throwing component and the throwing driving mechanism are all arranged on the frame; the pot-seedling fixed-point throwing component is arranged below the pot-seedling row-by-row conveying component;

[0010] Parallel seedling-taking device; the parallel seedling-taking device is arranged in front of the pot seedling row-by-row conveying component; the parallel seedling-taking device includes an eccentric main shaft, a plurality of eccentric seedling-taking shafts, two guiding tooth discs, two guiding driven wheels, a transmission crank and two cam drive boxes; the two cam drive boxes are symmetrically arranged on the frame; both ends of the eccentric main shaft are respectively connected to the two cam drive boxes; a guiding tooth disc and a guiding driven wheel are arranged at both ends of the eccentric main shaft; each guiding tooth disc and each guiding driven wheel are arranged in the corresponding cam drive box; a first guiding chute for the eccentric seedling-taking shaft to pass through is formed on each guiding tooth disc; a second guiding chute for the eccentric seedling-taking shaft to pass through is formed on each guiding driven wheel; each guiding tooth disc is connected to the guiding driven wheel on the same side through the transmission crank; a guiding groove is formed on the inner wall of each cam drive box on the side far from the center of the eccentric main shaft; both ends of each eccentric seedling-taking shaft extend into the corresponding guiding groove; two lower pushing rods and a plurality of ejector rods are arranged on each eccentric seedling-taking shaft; the two lower pushing rods are symmetrically arranged on both sides of the plurality of ejector rods;

[0011] Seedling box assembly, the seedling box assembly is arranged on the tops of the two cam drive boxes;

[0012] Transmission system; the transmission system is arranged on the frame; the power input end of the transmission system is connected to the power output shaft of the high-speed riding power machine; the power output end of the transmission system is in transmission connection with the pot seedling row-by-row conveying component and one of the guiding tooth discs.

[0013] Preferably, the lifting device includes an upper lifting arm, a lower lifting arm and a hydraulic lifting arm; one ends of the upper lifting arm and the lower lifting arm are respectively hinged to the high-speed riding power machine; the other ends of the upper lifting arm and the lower lifting arm are respectively hinged to the hitch component; one end of the hydraulic lifting arm is hinged to the lower lifting arm; the other end of the hydraulic lifting arm is hinged to the high-speed riding power machine.

[0014] Preferably, the pot seedling row-by-row conveying component includes a plurality of pot seedling conveyor belts arranged side by side in the middle of the frame; the plurality of pot seedling conveyor belts are arranged in the same direction as the traveling direction of the high-speed riding power machine; the lengths of the plurality of pot seedling conveyor belts gradually decrease from the middle to both sides.

[0015] Preferably, the pot seedling fixed-point throwing component includes a plurality of pot seedling throwing belts arranged on both sides of the frame; each pot seedling throwing belt is correspondingly arranged below one of the pot seedling conveyor belts; the lengths of the pot seedling throwing belts on the same side gradually decrease from front to back; the included angle between the straight line where the running direction of each pot seedling throwing belt is located and the straight line where the running direction of the pot seedling conveyor belt is located is less than °.

[0016] Preferably, each of the eccentric seedling-taking shafts includes a non-eccentric section of the seedling-taking shaft and seedling-taking shaft eccentric sections provided at both ends of the non-eccentric section of the seedling-taking shaft; the lower pushing rod and the top rod are both provided on the non-eccentric section of the seedling-taking shaft; both ends of each non-eccentric section of the seedling-taking shaft are inserted into the corresponding first guiding chute; each seedling-taking shaft eccentric section is inserted into the corresponding second guiding chute and extends into the guiding groove.

[0017] Preferably, the eccentric main shaft includes a non-eccentric section of the main shaft, two main shaft eccentric blocks, and two main shaft eccentric sections; both ends of the non-eccentric section of the main shaft are respectively rotatably connected to the two main shaft eccentric blocks; one ends of the two main shaft eccentric sections are respectively fixedly connected to the two main shaft eccentric blocks, and the other ends of the two main shaft eccentric sections are respectively fixedly connected to the walls on the side away from the center of the eccentric main shaft of the two cam drive boxes; the two guiding gear discs are respectively fixedly sleeved at both ends of the non-eccentric section of the main shaft; the two guiding driven wheels are respectively rotatably sleeved on the two main shaft eccentric sections.

[0018] Preferably, a seedling tray auxiliary positioning assembly is provided between the two cam drive boxes; the seedling tray auxiliary positioning assembly includes a seedling tray guiding member, a seedling tray preliminary positioning member, and a positioning bracket; both sides of the positioning bracket are respectively connected to the side walls of the two cam drive boxes; a seedling tray guiding member is provided on each side of the positioning bracket; a seedling tray preliminary positioning member is provided on each seedling tray guiding member.

[0019] Preferably, each of the seedling tray preliminary positioning members includes a seedling tray positioning slider, a seedling tray stop block, and a connecting tension spring; the seedling tray positioning slider is provided on the seedling tray guiding member; the seedling tray stop block is rotatably connected to the bottom end of the seedling tray positioning slider; one end of the connecting tension spring is connected to the seedling tray stop block, and the other end of the connecting tension spring is connected to the seedling tray positioning slider.

[0020] Preferably, a hanging shaft is provided at the lower end of the rear side of the hanging component; a hanging bearing seat adapted to the hanging shaft is provided on the frame; the hanging shaft is installed on the hanging bearing seat; a horizontal limiting rod is provided at the top end of the hanging component; a horizontal limiting plate is provided on the frame; a horizontal limiting groove is formed in the horizontal limiting plate; the horizontal limiting rod is inserted into the horizontal limiting groove.

[0021] Preferably, it further includes an elevation profiling device; the elevation profiling device includes a floating plate, a profiling mechanism bracket, a profiling mechanism moving guide plate, a profiling hydraulic cable, a profiling linkage plate, and a floating plate connecting rod; the profiling mechanism bracket is arranged on the frame; the profiling linkage plate is hinged to the lower end of the profiling mechanism bracket; the front side of the profiling linkage plate is connected to the front side of the floating plate through the floating plate connecting rod; the rear side of the floating plate is hinged to the bottom end of the frame; the profiling mechanism moving guide plate is arranged in the middle of the profiling mechanism bracket; one end of the profiling hydraulic cable is connected to a high-speed riding power machine; the other end of the profiling hydraulic cable is connected to the profiling mechanism moving guide plate; the tail of the wire core inside the profiling hydraulic cable is connected to the rear side of the profiling linkage plate.

[0022] The present invention has achieved the following technical effects compared with the prior art:

[0023] 1) The present invention provides devices such as a lifting device, a seedling throwing device, a parallel seedling taking device, a transmission system, and a seedling box assembly. When the orderly seedling throwing machine is working, the parallel seedling taking device can continuously and rapidly take out seedlings in an orderly manner with low damage. The taken-out pot seedlings are transported through two stages of the seedling throwing device to achieve non-blocking multi-row fixed-point seedling throwing. After the pot seedlings are thrown out, the soil penetration depth, the uprightness of the standing seedlings, and the row and hole formation are good, providing good conditions for the later growth of rice, thereby realizing cost reduction, efficiency increase, high quality, and high yield in rice planting.

[0024] 2) By adjusting the working parameters of the pot seedling row-by-row conveying component and the pot seedling fixed-point seedling throwing component, the present invention can adjust the planting row spacing and plant spacing, so as to adapt to the agronomic requirements of the throwing operation of different crop pot seedlings, realize multi-purpose of one machine, and fully meet the throwing operation requirements of users.

[0025] 3) Aiming at the problems of different mud depths in paddy fields in the south and large differences in the flow characteristics of the soil in the early treatment of the seedling throwing fields, the present invention designs an elevation profiling device to ensure that the seedling throwing device is always horizontal during the operation of the seedling throwing machine. The elevation profiling device is used to control the lifting or lowering of the lifting device in real time, so that the seedling throwing device is always at an appropriate height from the field surface during the operation of the seedling throwing machine, which is beneficial to the orderly seedling throwing operation of rice. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a schematic structural diagram of a pot seedling pushing and conveying type orderly seedling throwing machine of the present invention;

[0027] Figure 2 is a schematic structural diagram of the lifting device of the present invention;

[0028] Figure 3 is a schematic structural diagram of the connection part between the hitch component and the frame;

[0029] Figure 4 is a schematic structural diagram of the lifting device hitch assembly;

[0030] Figure 5 Schematic structural diagram of the rack hanging component

[0031] Figure 6 Schematic structural diagram of the rack, hanging component and elevation profiling device

[0032] Figure 7 Schematic structural diagram of the elevation profiling device

[0033] Figure 8 For Figure 7 Partial enlarged view of part A in

[0034] Figure 9 Schematic structural diagram of the transmission system

[0035] Figure 10 Schematic structural diagram of the throwing seedling device, parallel seedling taking device, seedling box assembly and recycling assembly

[0036] Figure 11 Schematic structural diagram of the throwing seedling device

[0037] Figure 12 Schematic structural diagram of the pot seedling row-by-row conveying component

[0038] Figure 13 Schematic structural diagram of the pot seedling fixed-point throwing seedling component

[0039] Figure 14 Schematic structural diagram of the parallel seedling taking device, seedling box assembly and recycling assembly

[0040] Figure 15 Schematic structural diagram of the parallel seedling taking device

[0041] Figure 16 Schematic structural diagram of the cam drive box

[0042] Figure 17 Schematic structural diagram of the parallel seedling taking device after removing one cam drive box

[0043] Figure 18 Schematic structural diagram of the eccentric seedling taking shaft

[0044] Figure 19 For Figure 18 Partial enlarged view of part B in

[0045] Figure 20 Schematic structural diagram of the eccentric main shaft

[0046] Figure 21 Schematic structural diagram of the seedling tray auxiliary positioning component

[0047] Figure 22It is a structural schematic diagram of the seedling box assembly;

[0048] Figure 23 It is a structural schematic diagram of the recycling assembly;

[0049] In the figure: 1. High-speed riding power machine; 11. Power output shaft; 12. Chassis bracket; 2. Lifting device; 21. Upper lifting arm; 22. Lower lifting arm; 23. Hydraulic lifting arm; 3. Frame; 31. Main cross beam; 311. Vertical limit plate; 3111. Vertical limit groove; 32. Hanging bearing seat; 33. Horizontal limit plate; 331. Horizontal limit groove; 34. Soil covering drag plate; 341. Soil covering pipe beam; 342. Soil covering pipe beam; 35. Vertical limit rod; 36. Cross plate; 361. Supporting caster; 362. First connecting hanging part; 363. Connecting pin shaft; 37. Second connecting hanging part; 38. Recycling component; 381. Recycling bracket; 382. Recycling roller; 383. U-shaped limit plate; 4. Hanging part; 41. Lifting device hanging component; 411. Front support frame for hanging the lifting device; 412. Side plate for hanging the lifting device; 413. Hanging locking plate; 414. Lapping arc plate; 415. Hanging positioning plate; 42. Frame hanging component; 421. Rear support frame of the frame; 422. Hanging locking plate of the frame; 423. Horizontal limit rod; 424. Hanging shaft; 425. Limit pin shaft; 426. Horizontal profiling tension spring; 427. Lapping pin shaft; 428. Hanging positioning column; 429. Limit rolling bearing; 5. Seedling throwing device; 51. Component for conveying bowl-shaped seedlings in rows; 511. Bowl-shaped seedling conveyor belt; 5111. First driving pulley; 5112. First belt; 5113. First driven pulley; 512. Anti-curling seedling partition plate; 513. Guide plate for bowl-shaped seedlings; 52. Component for fixing-point throwing of bowl-shaped seedlings; 521. Bowl-shaped seedling throwing belt; 5211. Second driving pulley; 5212. Second belt; 5213. Second driven pulley; 522. Anti-seedling-dropping partition plate; 53. Seedling throwing driving mechanism; 531. Seedling throwing driving motor; 532. First seedling throwing driving shaft; 533. Second transmission gearbox; 534. Second seedling throwing driving shaft; 6. Parallel seedling taking device; 61. Eccentric main shaft; 611. Non-eccentric section of the main shaft; 612. Eccentric block of the main shaft; 613. Eccentric section of the main shaft; 62. Eccentric seedling taking shaft; 621. Non-eccentric section of the seedling taking shaft; 6211. Lower push rod; 6212. Top rod; 622. Eccentric section of the seedling taking shaft; 6221. Groove roller bearing; 6222. Sliding groove roller shaft; 623. Eccentric block of the seedling taking shaft; 63. Guide tooth disc; 631. First guide sliding groove; 64. Guide driven wheel; 641. Second guide sliding groove; 65. Driving crank; 66. Cam driving box; 661. Guide groove; 662. Limit through hole; 663. First limit sliding groove; 664. Through slot; 665. Guide rail; 67. Seedling tray auxiliary positioning component; 671. Seedling tray guide; 6711. Front guide fastener; 6712. Rear guide fastener; 6713. Positioning adjustment block sliding groove; 6714. Vertical limit sliding groove; 6715. First limit sliding block; 6716. Second limit sliding groove; 672. Initial positioning component of the seedling tray; 6721. Seedling tray positioning sliding block; 6722. Seedling tray stop block; 6723. Connecting tension spring;673. Positioning bracket; 7. Seedling box assembly; 71. Seedling box support frame; 72. Lower arc plate of the seedling box; 721. L-shaped limit plate; 73. Upper arc plate of the seedling box; 8. Transmission system; 81. First telescopic transmission shaft; 82. Power steering gear; 83. Second telescopic transmission shaft; 84. Gearbox; 85. First drive sprocket; 86. Second drive sprocket; 87. Chain; 88. Drive output shaft; 89. First transmission gearbox; 891. Drive gear; 9. Elevation profiling device; 91. Floating plate; 92. Profiling mechanism support; 93. Moving guide plate of the profiling mechanism; 931. Strip-shaped groove; 932. Card slot; 94. Profiling hydraulic cable; 941. Core; 95. Profiling linkage plate; 96. Floating plate connecting pull rod; Detailed implementation mode

[0050] In order to enable those skilled in the art of the present technology to better understand the technical solutions of the present invention, the technical solutions in the embodiments of the present invention will be described completely and clearly below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on some embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the scope of protection of the present invention.

[0051] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present invention, unless otherwise stated, the meaning of "plurality" is two or more.

[0052] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood through specific situations. Embodiment

[0053] Refer to Figure 1-23 As shown, the present invention discloses a pot-seedling ejecting and belt-feeding type orderly rice transplanter, comprising:

[0054] A high-speed ride-on power machine 1;

[0055] A lifting device 2; the lifting device 2 is arranged at the rear side of the high-speed ride-on power machine 1;

[0056] A frame 3; the frame 3 is connected to the output end of the lifting device 2 through a hitch member 4;

[0057] A rice transplanting device 5; the rice transplanting device 5 includes a pot-seedling row-by-row conveying member 51, a pot-seedling fixed-point rice transplanting member 52 and a rice transplanting driving mechanism 53 for driving the pot-seedling fixed-point rice transplanting member 52; the pot-seedling row-by-row conveying member 51, the pot-seedling fixed-point rice transplanting member 52 and the rice transplanting driving mechanism 53 are all arranged on the frame 3; the pot-seedling row-by-row conveying member 51 is arranged in the middle of the frame 3; the pot-seedling fixed-point rice transplanting part is arranged below the pot-seedling row-by-row conveying member 51 and is used for receiving the pot seedlings output from the pot-seedling row-by-row conveying member;

[0058] Parallel seedling-taking device 6; the parallel seedling-taking device 6 is arranged directly in front of the pot-seedling row-by-row conveying component 51; the parallel seedling-taking device 6 includes an eccentric main shaft 61, a plurality of eccentric seedling-taking shafts 62, two guiding gear discs 63, two guiding driven wheels 64, a transmission crank 65 and two cam drive boxes 66; the two cam drive boxes 66 are symmetrically arranged on the frame 3; both ends of the eccentric main shaft 61 are respectively connected to the two cam drive boxes 66; the plurality of eccentric seedling-taking shafts 62 are circumferentially distributed around the eccentric main shaft 61; one guiding gear disc 63 and one guiding driven wheel 64 are arranged at both ends of the eccentric main shaft 61; each guiding gear disc 63 and each guiding driven wheel 64 are arranged in the corresponding cam drive box 66; a first guiding chute 631 for the eccentric seedling-taking shaft 62 to pass through is provided on each guiding gear disc 63; the number of the first guiding chutes 631 is the same as that of the eccentric seedling-taking shafts 62 and they are arranged in one-to-one correspondence; a second guiding chute 641 for the eccentric seedling-taking shaft 62 to pass through is provided on each guiding driven wheel 64; the number of the second guiding chutes 641 is the same as that of the eccentric seedling-taking shafts 62 and they are arranged in one-to-one correspondence; each guiding gear disc 63 is connected to the guiding driven wheel 64 on the same side through the transmission crank 65, so that the guiding gear disc 63 and the guiding driven wheel 64 keep synchronous rotation; a guiding groove 661 is provided on the inner wall of each cam drive box 66 on the side far away from the center of the eccentric main shaft 61; both ends of each eccentric seedling-taking shaft 62 extend into the corresponding guiding groove 661, so that the eccentric seedling-taking shaft can move along the inner track of the guiding groove 661; a limiting through hole 662 for the eccentric main shaft 61 and the eccentric seedling-taking shaft 62 to pass through is provided on the wall body of each cam drive box 66 on the side close to the center of the eccentric main shaft 61; the internal contour track of the limiting through hole 662 is the same as and corresponds to the internal contour track of the guiding groove 661; two lower pushing rods 6211 and a plurality of ejector rods 6212 are arranged on each eccentric seedling-taking shaft 62; the plurality of ejector rods 6212 are evenly distributed in the middle of the eccentric seedling-taking shaft 62; the two lower pushing rods 6211 are symmetrically arranged on both sides of the plurality of ejector rods 6212; the ejector rods 6212 are used to eject the pot seedlings from the seedling tray, and the working surfaces of the two lower pushing rods 6211 are in contact with the seedling tray, so as to complete the positioning and downward conveying of the seedling tray.

[0059] Seedling box assembly 7, the seedling box assembly 7 is arranged on the tops of the two cam drive boxes 66 and is used to feed the seedling tray into the parallel seedling-taking device 6.

[0060] Transmission system 8; the transmission system 8 is arranged on the frame 3; the power input end of the transmission system 8 is connected to the power output shaft 11 of the high-speed riding power machine 1; the power output end of the transmission system 8 is in transmission connection with the pot-seedling row-by-row conveying component 51 and the guiding gear disc 63, and the power output shaft 11 of the high-speed riding power machine 1 drives the pot-seedling row-by-row conveying component 51 and the guiding gear disc 63 to operate through the transmission system 8.

[0061] In the above technical solution, the seedling tray is introduced into the parallel seedling-taking device 6 through the seedling box assembly 7. At the same time, the power output shaft 11 of the high-speed riding power machine 1 drives the corresponding guide gear disc 63 and the bowl-shaped seedling row-by-row conveying component 51 to operate through the transmission system 8. The guide gear disc 63 drives the eccentric main shaft 61 to rotate, and the eccentric main shaft 61 drives another guide gear disc 63 to rotate. The two guide gear discs 63 respectively drive the corresponding guide driven wheels 64 to rotate through the transmission crank 65. The two guide driven wheels 64 drive a plurality of eccentric seedling-taking shafts 62 to make a rotary motion around the eccentric main shaft 61 along the guide groove 661 on the cam drive box 66. During this process, the plurality of eccentric seedling-taking shafts 62 alternately push down the seedling tray with bowl-shaped seedlings on the seedling box assembly 7 at a certain time interval through the ejector rod 6212 and the lower push rod 6211, and at the same time push out the bowl-shaped seedlings in an orderly row, realizing the orderly seedling-taking of the bowl-shaped seedlings. The pushed-out bowl-shaped seedlings fall into the bowl-shaped seedling row-by-row conveying component 51, and the bowl-shaped seedling row-by-row conveying component 51 conveys the bowl-shaped seedlings to the bowl-shaped seedling fixed-point throwing component 52. The bowl-shaped seedling fixed-point throwing component 52 throws the bowl-shaped seedlings simultaneously at a certain speed under the drive of the throwing drive mechanism 53, thereby realizing the fixed-point throwing of the bowl-shaped seedlings in rows and holes. Thus, through the parallel seedling-taking device 6, it is possible to continuously and rapidly eject the bowl-shaped seedlings with low damage and in an orderly manner. The ejected bowl-shaped seedlings are conveyed through two levels of the throwing device 5 to achieve non-blocking multi-row fixed-point throwing. After the bowl-shaped seedlings are thrown, the soil penetration depth, the uprightness of the standing seedlings, and the row and hole formation are good, providing good conditions for the later growth of rice, and further realizing cost reduction, efficiency increase, high quality and high yield in rice planting.

[0062] In this embodiment, the lifting device 2 includes an upper lifting arm 21, a lower lifting arm 22 and a hydraulic lifting arm 23; the upper lifting arm 21 and the lower lifting arm 22 are arranged corresponding to each other up and down; one ends of the upper lifting arm 21 and the lower lifting arm 22 are both hinged to the high-speed riding power machine 1; the other ends of the upper lifting arm 21 and the lower lifting arm 22 are both hinged to the hitch member 4; one end of the hydraulic lifting arm 23 is hinged to the middle of the lower lifting arm 22; the other end of the hydraulic lifting arm 23 is hinged to the high-speed riding power machine 1; the hydraulic lifting arm 23 is connected to the hydraulic pump of the high-speed riding power machine 1, and the elongation and shortening of the hydraulic lifting arm 23 are controlled by the hydraulic pump of the high-speed riding power machine 1. The hydraulic lifting arm 23 drives the lower lifting arm 22 to rotate, and the upper lifting arm 21 cooperates with the lower lifting arm 22 to drive the hitch member 4 to move up and down, and the hitch member 4 drives the frame 3 to move up and down, thereby realizing the stable lifting or lowering of the frame 3.

[0063] In this embodiment, a chassis bracket 12 is arranged at the rear side of the high-speed riding power machine 1; the front ends of the upper lifting arm 21 and the lower lifting arm 22 are both hinged to the chassis bracket 12.

[0064] In this embodiment, the transmission system 8 includes a first telescopic transmission shaft 81, a power steering gear 82, a second telescopic transmission shaft 83, a gearbox 84, a first transmission sprocket 85, a second transmission sprocket 86, a chain 87, a drive output shaft 88, and a first transmission gearbox 89. One end of the first telescopic transmission shaft 81 is connected to the power output shaft 11 of the high-speed riding power machine 1. The other end of the first telescopic transmission shaft 81 is connected to the input end of the power steering gear 82. The output end of the power steering gear 82 is connected to one end of the second telescopic transmission shaft 83. The other end of the second telescopic transmission shaft 83 is connected to the input end of the gearbox 84. A first transmission sprocket 85 is provided at the output end of the gearbox 84. The gearbox 84 is disposed on the frame 3. The first transmission sprocket 85 is connected to the second transmission sprocket 86 through the chain 87. The second transmission sprocket 86 is fixedly sleeved on the drive output shaft 88. The drive output shaft 88 is in transmission connection with the pot seedling row-by-row conveying member 51. The first transmission gearbox 89 is disposed on the frame 3. The drive output shaft 88 penetrates through the first transmission gearbox 89 and is connected to the input end of the first transmission gearbox 89. The other end of the drive output shaft 88 is rotatably connected to the corresponding cam drive box 66. A drive gear 891 is provided at the output end of the first transmission gearbox 89. The drive gear 891 is meshed and connected with one of the two guide sprocket discs 63. During use, the drive output shaft 88 of the high-speed riding power machine 1 can drive the parallel seedling taking device 6 and the pot seedling row-by-row conveying member 51 to operate simultaneously through the first telescopic transmission shaft 81, the power steering gear 82, the second telescopic transmission shaft 83, the gearbox 84, the first transmission sprocket 85, the second transmission sprocket 86, the chain 87, the drive output shaft 88, the first transmission gearbox 89, and the drive gear 891, so that the orderly seedling taking and the pot seedling row-by-row conveying operations are synchronized, thereby synchronizing the seedling taking and throwing operations.

[0065] In this embodiment, the pot seedling row-by-row conveying component 51 includes 14 pot seedling conveyor belts 511 arranged side by side in the middle of the frame 3; the 14 pot seedling conveyor belts 511 are arranged in the same direction as the traveling direction of the high-speed riding power machine 1; the lengths of the 14 pot seedling conveyor belts 511 gradually decrease from the middle to both sides; the 14 pot seedling conveyor belts 511 are all driven by the drive output shaft 88; the pot seedling fixed-point throwing component 52 includes 12 pot seedling throwing belts 521 arranged on both sides of the frame 3; the 12 pot seedling throwing belts 521 are all driven by the throwing drive mechanism 53; the 12 pot seedling throwing belts 521 are divided into two groups and symmetrically arranged on both sides of the frame 3; each pot seedling throwing belt 521 is correspondingly arranged below 1 pot seedling conveyor belt 511; there are no pot seedling throwing belts 521 arranged below the 2 middle pot seedling conveyor belts 511 among the 14 pot seedling conveyor belts 511; the lengths of the 6 pot seedling throwing belts 521 on the same side gradually decrease from front to back; the included angle between the straight line where the running direction of each pot seedling throwing belt 521 is located and the straight line where the running direction of the pot seedling conveyor belt 511 is located is less than 90°; the pot seedling row-by-row conveying component 51 receives the pot seedlings ejected and separated from the seedling tray by the parallel seedling-taking device 6 and conveys them row by row to the pot seedling fixed-point throwing component 52 at a certain speed, and the pot seedling fixed-point throwing component 52 throws the pot seedlings at a certain speed at the same time, and the distances from the landing points of the pot seedlings thrown out on both sides of the frame 3 to the center line of the advancing direction of the high-speed riding power machine 1 are different, but the landing points of the pot seedlings maintain the same row spacing and the same hill spacing, thereby realizing the row-by-row and hole-by-hole fixed-point throwing of the pot seedlings.

[0066] In this embodiment, each pot seedling conveyor belt 511 includes a first driving pulley 5111, a first belt 5112 and a first driven pulley 5113; the first driving pulley 5111 and the first driven pulley 5113 are both rotatably connected to the frame 3 and connected by the first belt 5112; each first driving pulley 5111 is sleeved on the drive output shaft 88.

[0067] In this embodiment, each pot seedling throwing belt 521 includes a second driving pulley 5211, a second belt 5212 and a second driven pulley 5213; the second driving pulley 5211 and the second driven pulley 5213 are both rotatably connected to the frame 3 and connected by the second belt 5212.

[0068] In this embodiment, the number of the throwing seedling driving mechanisms 53 is two; the two throwing seedling driving mechanisms 53 are symmetrically arranged on both sides of the frame 3 and are respectively used to drive the six bowl-shaped seedling throwing belts 521 on the same side of the frame 3; each throwing seedling driving mechanism 53 includes a throwing seedling driving motor 531, a first throwing seedling driving shaft 532, a second transmission gearbox 533 and a second throwing seedling driving shaft 534; the throwing seedling driving motor 531 and the second transmission gearbox 533 are both arranged on the frame 3; the first throwing seedling driving shaft 532 is connected to the output end of the throwing seedling driving motor 531; the input end of the second transmission gearbox 533 is connected to the first throwing seedling driving shaft 532; the output end of the second transmission gearbox 533 is connected to the second throwing seedling driving shaft 534; the second driving pulleys 5211 of the first three bowl-shaped seedling throwing belts 521 among the six bowl-shaped seedling throwing belts 521 on the same side of the frame 3 are sleeved on the corresponding first throwing seedling driving shafts 532, and the second driving pulleys 5211 of the last three bowl-shaped seedling throwing belts 521 are sleeved on the corresponding second throwing seedling driving shafts 534; during use, the throwing seedling driving motor 531 drives all the bowl-shaped seedling throwing belts 521 to run simultaneously through the first throwing seedling driving shaft 532, the second transmission gearbox 533 and the second throwing seedling driving shaft 534.

[0069] In this embodiment, anti-shifting seedling partitions 512 are arranged on both sides of each bowl-shaped seedling conveyor belt 511, and each anti-shifting seedling partition 512 is arranged along the running direction of each row of bowl-shaped seedling conveyor belts 511 and is used to prevent the bowl-shaped seedlings from laterally shifting and falling during transportation and ensure the orderly transportation of the bowl-shaped seedlings on the corresponding rows of bowl-shaped seedling conveyor belts 511; the front side of each anti-shifting seedling partition 512 extends upward by a certain distance to guide the bowl-shaped seedlings ejected from the seedling tray, so that the bowl-shaped seedlings can fall onto the corresponding bowl-shaped seedling conveyor belts 511.

[0070] In this embodiment, anti-dropping seedling partitions 522 are arranged on both sides of each bowl-shaped seedling throwing belt 521 to prevent the bowl-shaped seedlings from laterally dropping during transportation and ensure the orderly transportation and throwing of the bowl-shaped seedlings on the corresponding rows of bowl-shaped seedling throwing belts 521; a bent supporting edge is provided on one side of each anti-dropping seedling partition 522 close to the bowl-shaped seedling throwing belt 521; the lower end surface of the second belt 5212 contacts the upper end surface of the bent supporting edge, and the bent supporting edge can support each row of bowl-shaped seedling throwing belts 521.

[0071] In this embodiment, one bowl-shaped seedling guiding plate 513 is arranged at the output end of each bowl-shaped seedling conveyor belt 511. The bowl-shaped seedling guiding plate 513 receives the bowl-shaped seedlings output from the end of the bowl-shaped seedling conveyor belt 511 and guides the bowl-shaped seedlings onto the corresponding bowl-shaped seedling throwing belts 521. The bowl-shaped seedling guiding plate 513 can change the transportation state of the bowl-shaped seedlings from "the seedling in front and the bowl body behind" to "the bowl body in front and the seedling behind", so as to achieve the effects of improving the seedling standing posture and the throwing and planting qualification rate.

[0072] In this embodiment, each eccentric seedling-taking shaft 62 includes a non-eccentric section 621 of the seedling-taking shaft and two eccentric sections 622 of the seedling-taking shaft; the two eccentric sections 622 of the seedling-taking shaft are fixedly connected to both ends of the non-eccentric section 621 of the seedling-taking shaft through an eccentric block 623 of the seedling-taking shaft; a lower push rod 6211 and a top rod 6212 are both arranged on the non-eccentric section 621 of the seedling-taking shaft; both ends of each non-eccentric section 621 of the seedling-taking shaft are inserted into corresponding first guiding chutes 631; each eccentric section 622 of the seedling-taking shaft is inserted into a corresponding second guiding chute 641 and extends into a guiding groove 661; the guiding groove 661 is a cam track groove, ensuring that the top rod 6212 can push out the plug seedlings from the seedling tray.

[0073] In this embodiment, each eccentric section 622 of the seedling-taking shaft is connected to the corresponding guiding groove 661 through a groove roller bearing 6221, and each eccentric section 622 of the seedling-taking shaft is connected to the corresponding second guiding chute 641 through a chute roller bearing 6222, making the operation of the eccentric seedling-taking shaft 62 smoother.

[0074] In this embodiment, the eccentric main shaft 61 includes a non-eccentric section 611 of the main shaft, two main shaft eccentric blocks 612, and two main shaft eccentric sections 613; both ends of the non-eccentric section 611 of the main shaft are respectively rotatably connected to the two main shaft eccentric blocks 612; one ends of the two main shaft eccentric sections 613 are respectively fixedly connected to the two main shaft eccentric blocks 612, and the other ends of the two main shaft eccentric sections 613 are respectively fixedly connected to the walls on the side away from the center of the eccentric main shaft 61 of the two cam drive boxes 66; two guiding gear discs 63 are respectively fixedly sleeved on both ends of the non-eccentric section 611 of the main shaft; two guiding driven wheels 64 are respectively rotatably sleeved on the two main shaft eccentric sections 613; during use, the power output shaft 11 of the high-speed riding power machine 1 drives the driving gear 891 to rotate, the driving gear 891 drives the corresponding guiding gear disc 63 to rotate, the guiding gear disc 63 drives the other guiding gear disc 63 to rotate synchronously through the non-eccentric section 611 of the eccentric main shaft 61, the two guiding gear discs 63 drive the two guiding driven wheels 64 to rotate synchronously through the transmission crank 65 respectively, and multiple eccentric seedling-taking shafts 62 move along the cam track in the guiding groove 661 under the drive of the guiding gear disc 63 and the guiding driven wheel 64 and accurately and orderly push out the plug seedlings in the seedling tray through the top rod 6212.

[0075] In this embodiment, a seedling tray auxiliary positioning assembly 67 is arranged between the two cam drive boxes 66; the seedling tray auxiliary positioning assembly 67 includes a seedling tray guide 671, a seedling tray initial positioning member 672 and a positioning bracket 673; the two sides of the positioning bracket 673 are respectively fixedly connected to the side walls of the two cam drive boxes 66; a seedling tray guide 671 is arranged on both sides of the positioning bracket 673; a seedling tray initial positioning member 672 is arranged on each seedling tray guide 671; the seedling tray initial positioning member 672 can play a role in the preliminary auxiliary positioning of the introduced seedling tray, so as to facilitate the subsequent downward lever 6211 to push the seedling tray downward.

[0076] In this embodiment, each seedling tray initial positioning member 672 includes a seedling tray positioning slider 6721, a seedling tray stopper 6722 and a connecting tension spring 6723; the seedling tray positioning slider 6721 is arranged on the seedling tray guide member 671; the seedling tray stopper 6722 is rotatably connected to the bottom end of the seedling tray positioning slider 6721; one end of the connecting tension spring 6723 is connected to the seedling tray stopper 6722, and the other end of the connecting tension spring 6723 is connected to the seedling tray positioning slider 6721; when in use, The seedling box assembly 7 guides the seedling tray into the seedling tray guide 671, and the bottom end of the seedling tray contacts the seedling tray block 6722. The seedling tray block 6722 plays a preliminary supporting and positioning role for the seedling tray. Then the seedling tray moves downward under the tossing of the lower lever 6211, and the seedling tray pushes the seedling tray block 6722 to rotate downward, so that the seedling tray can pass smoothly. At this time, the connecting tension spring 6723 is stretched. When the seedling tray has completely passed, the seedling tray block 6722 returns to its original position under the action of the restoring force of the connecting tension spring 6723.

[0077] In this embodiment, each seedling tray guide 671 includes a front guide fastener 6711 and a rear guide fastener 6712; the front guide fastener 6711 is fixedly connected to the rear side of the positioning bracket 673; the rear guide fastener 6712 is fixedly connected to the rear side of the front guide fastener 6711; the front guide fastener 6711 and the rear guide fastener 6712 are butted to form a positioning adjustment block chute 6713 adapted to the seedling tray positioning slider 6721 and a vertical limit chute 6714 for the seedling tray to move; the seedling tray positioning slider 6721 is slidably arranged in the positioning adjustment block chute 6713; a first limit chute 663 is formed at a position corresponding to the seedling tray guide 671 on the outer side wall of the cam drive box 66; a first limit slider 6715 is slidably arranged in the first limit chute 663; positioning threaded holes are formed in both the first limit slider 6715 and the seedling tray positioning slider 6721; bolts are arranged in the positioning threaded holes of the first limit slider 6715 and the seedling tray positioning slider 6721, and the first limit slider 6715 and the seedling tray positioning slider 6721 are tightly fixed by the bolts; during use, the bolts are loosened, the seedling tray positioning slider 6721 is slid up and down, after adjusting the seedling tray positioning slider 6721 to a suitable position, the bolts are tightened, and the first limit slider 6715 and the seedling tray positioning slider 6721 are fixed, so as to realize the position adjustment of the seedling tray initial positioning member 672.

[0078] In this embodiment, second limit chutes 6716 are formed on the side walls of both the front guide fastener 6711 and the rear guide fastener 6712; correspondingly, second limit sliders adapted to the second limit chutes 6716 are arranged on both sides of the seedling tray positioning slider 6721; the second limit sliders and the seedling tray positioning slider 6721 are of an integral structure; the second limit sliders are slidably arranged in the second limit chutes 6716; one end of a connecting tension spring 6723 is connected to the side of the second limit slider away from the seedling tray positioning slider 6721 through a first connecting rod, and the other end of the connecting tension spring 6723 is connected to the seedling tray stopper 6722 through a second connecting rod; a through slot 664 for the first connecting rod and the connecting tension spring 6723 to move is formed on the wall body of the cam drive box 66.

[0079] In this embodiment, a guide rail 665 is arranged inside the first limit chute 663; the first limit slider 6715 is slidably arranged on the guide rail 665.

[0080] In this embodiment, an avoidance slot for the seedling tray to pass through is formed on each rear guide fastener 6712, which facilitates the seedling tray to pass through the avoidance slot driven by the lower pushing rod 6211 and be taken out to the front side of the parallel seedling taking device 6.

[0081] In this embodiment, a hanging shaft 424 is provided at the lower end of the rear side of the hanging component 4; a main cross beam 31 is provided on the frame 3; a hanging bearing seat 32 adapted to the hanging shaft 424 is provided at the top of the main cross beam 31; the hanging shaft 424 is installed on the hanging bearing seat through a bearing, serving as the profiling fulcrums on the left and right sides; a horizontal limiting rod 423 is provided at the top of the hanging component 4; a horizontal limiting plate 33 is provided on the frame 3; a horizontal limiting groove 331 is formed on the horizontal limiting plate 33; the horizontal limiting rod 423 passes through the horizontal limiting groove 331; the horizontal limiting rod 423 can move left and right within the horizontal limiting groove 331.

[0082] In this embodiment, a plurality of limiting rolling bearings 429 are sleeved outside the horizontal limiting rod 423; the plurality of limiting rolling bearings 429 are arranged between the top of the hanging component 4 and the bottom of the horizontal limiting plate 33; when the limiting rolling bearings 429 are in contact with the horizontal limiting plate 33, the frictional force can be reduced.

[0083] In this embodiment, one limiting pin shaft 425 is provided on each of the left and right sides of the hanging component 4; two vertical limiting plates 311 are provided on the front side of the main cross beam 31; the two vertical limiting plates 311 are arranged opposite to the two limiting pin shafts 425; one vertical limiting groove 3111 is formed on each of the two vertical limiting plates 311; each limiting pin shaft 425 is inserted into the corresponding vertical limiting groove 3111.

[0084] In this embodiment, one horizontal profiling tension spring 426 is provided on each of the left and right sides of the hanging component 4; the other end of each horizontal profiling tension spring 426 is connected to the frame 3.

[0085] In this embodiment, one end of each horizontal profiling tension spring 426 is installed on the hanging component 4 through a ring nut, and the other end of each horizontal profiling tension spring 426 is installed on the frame 3 through a ring nut.

[0086] In this embodiment, the rice transplanter further includes an elevation profiling device 9; the elevation profiling device 9 includes a floating plate 91, a profiling mechanism support 92, a profiling mechanism moving guide plate 93, a profiling hydraulic cable 94, a profiling linkage plate 95, and a floating plate connecting pull rod 96; the profiling mechanism support 92 is arranged on the main cross beam 31 of the frame 3; the profiling linkage plate 95 is hinged to the lower end of the profiling mechanism support 92; the front side of the profiling linkage plate 95 is connected to the top of the front side of the floating plate 91 through the floating plate connecting pull rod 96; the rear side of the floating plate 91 is hinged to the bottom end of the main cross beam 31; the profiling mechanism moving guide plate 93 is arranged in the middle of the profiling mechanism support 92; one end of the profiling hydraulic cable 94 is connected to the high-speed ride-on power machine 1; the other end of the profiling hydraulic cable 94 is connected to the profiling mechanism moving guide plate 93; the tail of the wire core 941 inside the profiling hydraulic cable 94 is connected to the rear side of the profiling linkage plate 95; during use, the elevation profiling device 9 transmits the undulation changes of the field surface to the high-speed ride-on power machine 1 through the wire core 941 inside the profiling hydraulic cable 94, so as to adjust the height of the frame 3 through the lifting device 2, and further realize the height adjustment of the rice transplanting device 5, so that the rice transplanting device 5 is in a horizontal state, thereby ensuring that the rice transplanting device 5 can throw the pot seedlings at the same height.

[0087] In this embodiment, a hook is formed by bending the tail of the wire core 941; a hook pin shaft is arranged on the rear side of the profiling linkage plate 95; the tail of the wire core 941 is hung on the profiling linkage plate 95 through the cooperation of the hook and the hook pin shaft.

[0088] In this embodiment, the floating plate connecting pull rod 96 is of a Z-shaped structure; one end of the floating plate connecting pull rod 96 is rotatably connected to the top of the front side of the floating plate 91, and the other end of the floating plate connecting pull rod 96 is rotatably connected to the front side of the profiling linkage plate 95.

[0089] In this embodiment, a clamping groove 932 is formed at the top of the profiling mechanism moving guide plate 93; the profiling hydraulic cable 94 is arranged in the clamping groove 932; gaskets and nuts are arranged on both the upper and lower end faces of the clamping groove 932; the profiling hydraulic cable 94 is fixedly connected to the profiling mechanism moving guide plate 93 through the nuts and gaskets.

[0090] In this embodiment, the profiling mechanism moving guide plate 93 is of a U-shaped structure; strip-shaped grooves 931 are formed on both sides of the profiling mechanism moving guide plate 93; the profiling mechanism moving guide plate 93 is bolted to the profiling mechanism support 92 through the strip-shaped grooves 931; during use, by loosening the bolts, the profiling mechanism moving guide plate 93 can be moved up and down to a suitable position, and then the bolts are tightened to fix the profiling mechanism moving guide plate 93, so as to realize the height position adjustment of the profiling mechanism moving guide plate 93.

[0091] In this embodiment, a soil covering drag plate 34 is rotatably installed at the lower end of the rear side of the frame 3, enabling the soil covering drag plate 34 to rotate circumferentially in the vertical direction. During use, the soil covering drag plate 34 levels the ruts left by the high-speed riding power machine 1 during its travel in the paddy field by its own weight, facilitating the growth of the bowl-shaped seedlings for throwing seedlings.

[0092] In this embodiment, vertical limiting rods 35 are provided on both the left and right sides of the frame 3; the vertical limiting rods 35 are used to limit the rotation angle of the soil covering drag plate 34, preventing the rotation angle of the soil covering drag plate 34 from being too large and affecting the normal seedling throwing operation.

[0093] In this embodiment, the soil covering drag plate 34 includes a soil covering pipe beam 341 and a soil covering plate 342 fixedly connected to the lower end of the soil covering pipe beam 341; the soil covering pipe beam 341 is rotatably connected to the frame 3 through a rotating shaft.

[0094] In this embodiment, one cross plate 36 is symmetrically arranged at the left and right ends of the bottom end of the frame 3; a plurality of supporting casters 361 are arranged at the bottom end of each cross plate 36; two first connecting hanging parts 362 are arranged at the top end of each cross plate 36; a second connecting hanging part 37 corresponding to the first connecting hanging part 362 is arranged at the bottom end of each frame 3; each first connecting hanging part 362 is detachably connected to the corresponding second connecting hanging part 37 through a connecting pin shaft 363; a split pin is inserted on each connecting pin shaft 363 to limit the connecting pin shaft 363; during use, the cross plate 36 can be turned upwards and hung by adjusting the position of the cross plate 36 to achieve two states of work and placement.

[0095] In this embodiment, the number of supporting casters 361 on each cross plate 36 is 3; two first connecting hanging parts 362 are arranged at the top end of each cross plate 36; each first connecting hanging part 362 is connected to the corresponding second connecting hanging part 37 through two connecting pin shafts 363.

[0096] In this embodiment, each first connecting hanging part 362 is provided with two groups of pin holes; each second connecting hanging part 37 is provided with three groups of pin holes.

[0097] In this embodiment, the seedling box assembly 7 includes two seedling box support frames 71, a lower arc plate 72 of the seedling box, and an upper arc plate 73 of the seedling box; the two seedling box support frames 71 are respectively arranged at the top ends of the two cam drive boxes 66; the left and right sides of the upper arc plate 73 of the seedling box are respectively fixedly connected to the two seedling box support frames 71; the lower arc plate 72 of the seedling box is fixedly connected to the lower end of the upper arc plate 73 of the seedling box; the left and right sides of the lower arc plate 72 and the upper arc plate 73 of the seedling box are bent upwards to form side plates for limiting the seedling tray in the left and right directions; the top end of each side plate is bent inwards to form a pressing edge for limiting the seedling tray.

[0098] In this embodiment, L-shaped limit plates 721 are provided on the inner side walls of the side plates on both sides of the lower arc plate 72 of the seedling box; a limit channel is formed between the L-shaped limit plates 721 and the bead on the lower arc plate 72 of the seedling box to limit the flanges on both sides of the seedling tray, so that the seedling tray can be more accurately introduced into the vertical limit chute 6714 on the seedling tray guide 671.

[0099] In this embodiment, a recycling assembly 38 is further provided on the frame 3; the recycling assembly 38 includes a recycling bracket 381 and a recycling roller 382; the recycling bracket 381 is arranged on the frame 3; the recycling bracket 381 is located in front of the parallel seedling taking device 6, and the rear side of the recycling bracket 381 extends below the eccentric main shaft 61; through the mutual cooperation of the recycling bracket 381 and the recycling roller 382, the empty seedling tray is separated from the parallel seedling taking device 6, facilitating recycling.

[0100] In this embodiment, the recycling assembly 38 further includes a plurality of U-shaped limit plates 383; the plurality of U-shaped limit plates 383 are fixedly connected to the recycling bracket 381, which can play a role in limiting and guiding the empty seedling tray and improve the recycling efficiency of the empty seedling tray.

[0101] In this embodiment, the hanging component 4 includes a lifting device hanging assembly 41 and a frame hanging assembly 42, and the lifting device hanging assembly 41 is fixedly connected to the front side of the frame hanging assembly 42.

[0102] In this embodiment, the lifting device hanging assembly 41 includes a front support frame 411 for hanging the lifting device; lifting device hanging side plates 412 are provided on both the left and right sides of the front support frame 411 for hanging the lifting device; the rear end of the upper lifting arm 21 is rotatably connected to the upper end of the front support frame 411 for hanging the lifting device; the rear end of the lower lifting arm 22 is rotatably connected to the lower ends of the two lifting device hanging side plates 412; a locking plate 413 for hanging the lifting device is provided in the middle of the rear sides of the two lifting device hanging side plates 412; a lapping arc plate 414 is provided at the top ends of the two lifting device hanging side plates 412; the frame hanging assembly 42 includes a rear support frame 421 of the frame; a locking plate 422 for hanging the frame is provided in the middle of the front side of the rear support frame 421 of the frame; the locking plate 422 for hanging the frame and the locking plate 413 for hanging the lifting device are butted and fixedly connected together by two bolts; a horizontal limit rod 423 is provided at the top end of the rear support frame 421 of the frame; a hanging shaft 424 is provided at the lower end of the rear side of the rear support frame 421 of the frame; limit pin shafts 425 are provided on both sides of the rear support frame 421 of the frame; ring nuts connected to the horizontal profiling tension spring 426 are provided on both the left and right sides of the rear support frame 421 of the frame; a lapping pin shaft 427 is provided on the front side of the rear support frame 421 of the frame; the lapping pin shaft 427 is lapped on the lapping arc plate 414.

[0103] In this embodiment, a hanging positioning plate 415 is provided at the bottom end of the front support frame 411 of the lifting device; a hanging positioning column 428 is provided on the front side of the rear support frame 421 of the machine frame; the hanging positioning plate 415 is fixedly connected to the hanging positioning column 428 by bolts and forms three-point positioning with the hanging locking plate 413 of the lifting device.

[0104] The foregoing description of the disclosed embodiments enables those skilled in the art to practice or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Thus, the invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A bowl-seedling pushing and conveying type orderly throwing rice transplanter, characterized in that, Comprising: A high-speed riding power machine (1); A lifting device (2); the lifting device (2) is arranged at the rear side of the high-speed riding power machine (1); A frame (3); the frame (3) is connected to the output end of the lifting device (2) through a hanging component (4); A rice transplanting device (5); the rice transplanting device (5) includes a pot seedling row-by-row conveying component (51), a pot seedling fixed-point rice transplanting component (52), and a rice transplanting driving mechanism (53) for driving the pot seedling fixed-point rice transplanting component (52); the pot seedling row-by-row conveying component (51), the pot seedling fixed-point rice transplanting component (52), and the rice transplanting driving mechanism (53) are all arranged on the frame (3); the pot seedling fixed-point rice transplanting component (52) is arranged below the pot seedling row-by-row conveying component (51); A parallel seedling-taking device (6); the parallel seedling-taking device (6) is arranged in front of the pot seedling row-by-row conveying component (51); the parallel seedling-taking device (6) includes an eccentric main shaft (61), a plurality of eccentric seedling-taking shafts (62), two guiding gear discs (63), two guiding driven wheels (64), a transmission crank (65), and two cam driving boxes (66); the two cam driving boxes (66) are symmetrically arranged on the frame (3); both ends of the eccentric main shaft (61) are respectively connected to the two cam driving boxes (66); one guiding gear disc (63) and one guiding driven wheel (64) are arranged at both ends of the eccentric main shaft (61); each guiding gear disc (63) and each guiding driven wheel (64) are arranged in the corresponding cam driving box (66); a first guiding chute (631) for the eccentric seedling-taking shaft (62) to pass through is formed on each guiding gear disc (63); a second guiding chute (641) for the eccentric seedling-taking shaft (62) to pass through is formed on each guiding driven wheel (64); each guiding gear disc (63) is connected to the guiding driven wheel (64) on the same side through the transmission crank (65); a guiding groove (661) is formed on the inner wall of each cam driving box (66) on the side away from the center of the eccentric main shaft (61); both ends of each eccentric seedling-taking shaft (62) extend into the corresponding guiding groove (661); two lower pushing rods (6211) and a plurality of top rods (6212) are arranged on each eccentric seedling-taking shaft (62); the two lower pushing rods (6211) are symmetrically arranged on both sides of the plurality of top rods (6212); A seedling box assembly (7), the seedling box assembly (7) is arranged at the tops of the two cam driving boxes (66); A transmission system (8); the transmission system (8) is arranged on the frame (3); the power input end of the transmission system (8) is connected to the power output shaft (11) of the high-speed riding power machine (1); the power output end of the transmission system (8) is in transmission connection with the pot seedling row-by-row conveying component (51) and one of the guiding gear discs (63); Each of the eccentric seedling-taking shafts (62) includes a non-eccentric section (621) of the seedling-taking shaft and seedling-taking shaft eccentric sections (622) provided at both ends of the non-eccentric section (621) of the seedling-taking shaft; the lower push rod (6211) and the top rod (6212) are both provided on the non-eccentric section (621) of the seedling-taking shaft; both ends of each non-eccentric section (621) of the seedling-taking shaft are inserted into the corresponding first guiding chute (631); each seedling-taking shaft eccentric section (622) is inserted into the corresponding second guiding chute (641) and extends into the guiding groove (661).

2. The ordered throwing rice transplanter with pushing out and conveying of bowl seedlings according to claim 1, characterized in that, The lifting device (2) includes an upper lifting arm (21), a lower lifting arm (22), and a hydraulic lifting arm (23); one end of each of the upper lifting arm (21) and the lower lifting arm (22) is hinged to the high-speed ride-on power machine (1); the other ends of the upper lifting arm (21) and the lower lifting arm (22) are both hinged to the hitch member (4); one end of the hydraulic lifting arm (23) is hinged to the lower lifting arm (22); the other end of the hydraulic lifting arm (23) is hinged to the high-speed ride-on power machine (1).

3. A pot seedling ejection and belt feeding type orderly throwing rice transplanter according to claim 1, characterized in that, The pot seedling row-by-row conveying member (51) includes a plurality of pot seedling conveyor belts (511) arranged side by side in the middle of the frame (3); the plurality of pot seedling conveyor belts (511) are arranged in the same direction as the traveling direction of the high-speed ride-on power machine (1); the lengths of the plurality of pot seedling conveyor belts (511) decrease successively from the middle to both sides.

4. A pot seedling ejecting and conveying type orderly throwing rice transplanter according to claim 3, characterized in that, The pot seedling fixed-point throwing member (52) includes a plurality of pot seedling throwing belts (521) provided on both sides of the frame (3); each pot seedling throwing belt (521) is correspondingly arranged below one of the pot seedling conveyor belts (511); the lengths of the pot seedling throwing belts (521) on the same side decrease successively from front to back; the angle between the straight line where the running direction of each pot seedling throwing belt (521) is located and the straight line where the running direction of the pot seedling conveyor belt (511) is located is less than 90°.

5. A pot seedling ejecting and conveying type orderly throwing rice transplanter according to claim 1, characterized in that, The eccentric main shaft (61) includes a non-eccentric section (611) of the main shaft, two main shaft eccentric blocks (612), and two main shaft eccentric sections (613); both ends of the non-eccentric section (611) of the main shaft are respectively rotatably connected to the two main shaft eccentric blocks (612); one ends of the two main shaft eccentric sections (613) are respectively fixedly connected to the two main shaft eccentric blocks (612), and the other ends of the two main shaft eccentric sections (613) are respectively fixedly connected to the walls of the two cam drive boxes (66) on the side away from the center of the eccentric main shaft (61); the two guiding toothed discs (63) are respectively fixedly sleeved on both ends of the non-eccentric section (611) of the main shaft; the two guiding driven wheels (64) are respectively rotatably sleeved on the two main shaft eccentric sections (613).

6. The ordered throwing rice transplanter with pushing-out and conveying of bowl seedlings according to claim 1, wherein, A seedling tray auxiliary positioning assembly (67) is arranged between the two cam drive boxes (66); the seedling tray auxiliary positioning assembly (67) includes a seedling tray guide (671), a seedling tray preliminary positioning member (672) and a positioning bracket (673); both sides of the positioning bracket (673) are respectively connected to the side walls of the two cam drive boxes (66); a seedling tray guide (671) is arranged on both sides of the positioning bracket (673); and a seedling tray preliminary positioning member (672) is arranged on each seedling tray guide (671).

7. The ordered throwing rice transplanter with pushing-out and conveying of bowl seedlings according to claim 6, characterized in that, Each seedling tray preliminary positioning member (672) includes a seedling tray positioning slider (6721), a seedling tray stop block (6722) and a connecting tension spring (6723); the seedling tray positioning slider (6721) is arranged on the seedling tray guide (671); the seedling tray stop block (6722) is rotatably connected to the bottom end of the seedling tray positioning slider (6721); one end of the connecting tension spring (6723) is connected to the seedling tray stop block (6722), and the other end of the connecting tension spring (6723) is connected to the seedling tray positioning slider (6721).

8. A pot-seedling ejecting and belt-feeding type orderly throwing rice transplanter according to claim 1, characterized in that, A hanging shaft (424) is arranged at the lower end of the rear side of the hanging component (4); a hanging bearing seat (32) adapted to the hanging shaft (424) is arranged on the machine frame (3); the hanging shaft (424) is installed on the hanging bearing seat (32); a horizontal limiting rod (423) is arranged at the top end of the hanging component (4); a horizontal limiting plate (33) is arranged on the machine frame (3); a horizontal limiting groove (331) is formed in the horizontal limiting plate (33); and the horizontal limiting rod (423) is inserted into the horizontal limiting groove (331).

9. A pot seedling ejecting and conveying type orderly throwing rice transplanter according to claim 1, characterized in that, It further includes an elevation profiling device (9); the elevation profiling device (9) includes a floating plate (91), a profiling mechanism support (92), a profiling mechanism moving guide plate (93), a profiling hydraulic wire (94), a profiling linkage plate (95) and a floating plate connecting pull rod (96); the profiling mechanism support (92) is arranged on the machine frame (3); the profiling linkage plate (95) is hinged to the lower end of the profiling mechanism support (92); the front side of the profiling linkage plate (95) is connected to the front side of the floating plate (91) through the floating plate connecting pull rod (96); the rear side of the floating plate (91) is hinged to the bottom end of the machine frame (3); the profiling mechanism moving guide plate (93) is arranged in the middle of the profiling mechanism support (92); one end of the profiling hydraulic wire (94) is connected to the high-speed ride-on power machine (1); the other end of the profiling hydraulic wire (94) is connected to the profiling mechanism moving guide plate (93); and the tail of the wire core (941) inside the profiling hydraulic wire (94) is connected to the rear side of the profiling linkage plate (95).

Images