CN111670618B - Rotary tillage device capable of well treating straws in autumn and spring of the next year - Google Patents

Rotary tillage device capable of well treating straws in autumn and spring of the next year Download PDF

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Publication number
CN111670618B
CN111670618B CN202010527611.7A CN202010527611A CN111670618B CN 111670618 B CN111670618 B CN 111670618B CN 202010527611 A CN202010527611 A CN 202010527611A CN 111670618 B CN111670618 B CN 111670618B
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gear box
wheel
transmission
transmission shaft
frame
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CN202010527611.7A
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CN111670618A (en
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刘福宏
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B49/00Combined machines
    • A01B49/04Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B49/00Combined machines
    • A01B49/04Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
    • A01B49/06Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising
    • A01B49/065Combinations of soil-working tools with non-soil-working tools, e.g. planting tools for sowing or fertilising the soil-working tools being actively driven
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C5/00Making or covering furrows or holes for sowing, planting or manuring
    • A01C5/06Machines for making or covering drills or furrows for sowing or planting
    • A01C5/062Devices for making drills or furrows
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/02Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
    • B02C13/06Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft with beaters rigidly connected to the rotor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C13/00Disintegrating by mills having rotary beater elements ; Hammer mills
    • B02C13/26Details
    • B02C13/28Shape or construction of beater elements
    • B02C13/2804Shape or construction of beater elements the beater elements being rigidly connected to the rotor

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Soil Working Implements (AREA)

Abstract

A rotary tillage device capable of well treating straws in autumn and spring of the next year belongs to the technical field of straw treatment devices. A straw crushing wheel is arranged on the front side of the lower part between a left frame and a right frame, a first driven belt wheel is arranged at one end of the straw crushing wheel, the first driven belt wheel is in transmission connection with the first driven belt wheel through a second transmission belt, and a rotary tillage wheel is arranged between the left frame and the right frame at the rear part of the straw crushing wheel. The invention can adapt to different soil humidity and different straw brittleness in autumn and spring of the next year in northern areas, and smashes and buries the straws into the underground of the furrows.

Description

Rotary tillage device capable of well treating straws in autumn and spring of the next year
Technical Field
The invention relates to a rotary tillage device capable of well treating straws in autumn and spring in the coming year, and belongs to the technical field of rotary tillage devices for treating straws.
Background
The utility model discloses a patent of the utility model of granting bulletin number CN205389358U, granting bulletin day 2016 7 month 27 days, the name is "burn-free returning rotary cultivator", it can make maize straw waste recycle to disclose one kind, after reaping the maize, use high-speed returning field machine to smash once more, collect inside the hollow spiral pear cylinder, and screw it in underground through rotatory blade device, bury deeply under the furrow, do not influence the ridge platform and counter-moisten and emerge, can reach the same effect after burning the straw, through pinch roller and compression spring compaction, simultaneously loose soil through the rotary tillage arbor, deepen the ditching to the soil through the unhook device, realize burying kibbling maize straw underground in the furrow, as next year soil fertilizer. The disposable fertilizer is used during sowing, intertillage and land sliding are avoided, and the straws are decayed and fermented to generate high temperature after June, so that the growth of crops is facilitated.
Years of practice prove that the machine has good effect when used for treating the straws in autumn, because the rainwater is less in autumn in the north, the soil is loose, the moisture content of the straws is higher than that of the straws in spring in the next year, and the fibers of the straws are crisp, so that the treatment effect is good. In spring, due to melting of ice and snow and covering of the straws, water in soil is less evaporated, so that the soil is viscous, and the straws are air-dried in winter at the moment, so that the brittleness is reduced, and the straws are not broken in autumn, so that the deep burying effect is influenced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and further provides a rotary tillage device capable of well treating straws in autumn and spring of the next year.
The purpose of the invention is realized by the following technical scheme:
a rotary tillage device capable of well treating straws in autumn and spring of the next year comprises: a left frame, a transmission shaft I, a main gear box, an upper traction frame, a transmission shaft II, an upper cover, a right frame, a transmission belt I, a transmission belt II, two lower traction frames, a square beam, a front cover plate, a gear box I, a straw crushing wheel, a gear box II, a rotary tillage wheel, a transmission shaft III, two hoppers, a left ploughshare assembly, a support, a screw rod, a spring, a wheel pressing frame, a pressing wheel, a driving wheel I, a driven wheel II, a right ploughshare assembly, a transmission shaft IV, a gear box III, a transmission shaft V, a transmission shaft VI, a gear box IV, a gear box V, a main transmission wheel II, a transmission shaft VII, a helical blade, an impeller and a descending cylinder, wherein one end of the square beam is fixedly connected with the left frame, the other end of the square beam is fixedly connected with the right frame, the square beam is fixedly provided with the upper traction frame and the two lower traction frames, the main gear box is fixed in the middle position of the square beam, a first gear box is fixed on the outer side of the upper part of the left frame, a second gear box is fixed on the outer side of the lower part of the left frame, one end of a first transmission shaft is in transmission connection with a main speed change gear box, the other end of the first transmission shaft is in transmission connection with the gear box, the first gear box is in transmission connection with the second gear box through a third transmission shaft, one end of the second transmission shaft is in transmission connection with the main speed change gear box, a first driving belt wheel is fixed on the outer side of the other end of the second transmission shaft, a second driving belt wheel is fixed on the second transmission shaft on the inner side of the first driving belt wheel, a straw crushing wheel is installed on the front side of the lower part between the left frame and the right frame, a first driven belt wheel is installed at one end of the straw crushing wheel, the first driving belt wheel is in transmission connection with the first driven belt wheel through a second transmission belt, a rotary tillage wheel is installed between the left frame and the right frame at the rear part of the straw crushing wheel, one end of the rotary tillage wheel is in transmission connection with the second gear box, and a left ploughshare assembly is installed at the rear part of the left frame, the rear part of the right frame is provided with a right ploughshare assembly, a front cover plate is arranged between the left frame and the right frame at the rear part of the square beam, the rear part between the left frame and the right frame is provided with two hoppers, each hopper is provided with a helical blade, a gear box four and a gear box five are respectively and rotatably connected with one helical blade, one end of a transmission shaft seven is rotatably connected with the gear box four and the gear box five, the other end of the transmission shaft seven is provided with a driven belt pulley two, the driven belt pulley two is in transmission connection with a main transmission belt pulley two through a transmission belt, the rear part of each hopper is provided with a descending cylinder, an impeller is arranged in each descending cylinder, the two hoppers are provided with a gear box three, one end of the transmission shaft four is rotatably connected with a main transmission gear box, the other end of the transmission shaft four is in transmission connection with the gear box three, one end of the transmission shaft five is fixedly provided with an impeller, one end of the transmission shaft six is in transmission connection with the gear box three, one end of the support is fixedly arranged at the rear part of the hopper, the upper ends of a screw and a spring are movably connected with the upper end of a support, the upper end of the screw and the spring is fixedly connected with a pressure roller frame, the upper part of the pressure roller is fixedly arranged on the pressure roller frame, the upper part of the upper frame, and the upper cover of the pressure roller is fixedly arranged on the lower part of the pressure roller.
The invention has the beneficial effects that:
the invention can adapt to different soil humidity and different straw brittleness in autumn and spring of the next year in northern areas, and smashes and buries the straws into the ground of the ridge ditch, the invention can ensure that no straw exists in the soil below the ridge platform, thus the significance of burying the straws can be realized, the good seedling emergence of the land can not be influenced, the smashed straws are rotten when being hot in the bottom of the ridge ditch, thus the problem of the straws is not solved, the soil structure is changed, and the problem of soil hardening can be fully solved.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a left side view structural diagram of the present invention.
Fig. 3 is a right-view structural diagram of the present invention.
Fig. 4 is a rear view structural diagram of the present invention.
Fig. 5 is a top view of two hoppers 27.
Fig. 6 is a schematic cross-sectional structure of the present invention.
Fig. 7 is a schematic structural view of the straw chopper wheel 22.
Fig. 8 is a schematic view showing an expanded structure of the cylinder 221.
Fig. 9 is a schematic view showing a positional relationship between the arm plate 21 and the blade 23.
In the figure, reference numerals, 1 is a left frame, 2 is a first transmission shaft, 3 is a main gear box, 4 is an upper traction frame, 5 is a second transmission shaft, 6 is an upper cover, 7 is a right frame, 8 is a first transmission belt, 9 is a second transmission belt, 10 is a lower traction frame, 11 is a square beam, 12 is an anti-splashing swinging plate, 13 is a front cover plate, 14 is a first belt pulley, 15 is a first gear box, 16 is a third transmission belt, 17 is a second belt pulley, 18 is a first shaft bracket, 19 is a shaft lever, 20 is a second shaft bracket, 21 is an arm plate, 22 is a straw crushing wheel, 23 is a blade, 24 is a second gear box, 25 is a rotary tillage wheel, 26 is a third transmission shaft, 27 is a groove bucket, 28 is a left ploughshare assembly, 29 is a bracket, 30 is a screw rod and a spring, 31 is a pressing wheel frame, 32 is a pressing wheel, 33 is a driving belt wheel I, 34 is a driven belt wheel I, 35 is a driven belt wheel II, 36 is a right ploughshare assembly, 37 is a transmission shaft IV, 38 is a gear box III, 39 is a transmission shaft V, 40 is a transmission shaft VI, 41 is a gear box IV, 42 is a gear box V, 43 is a main transmission belt wheel II, 44 is a transmission shaft VII, 45 is a helical blade, 46 is an impeller, 47 is a descending cylinder, 48 is a ploughshare, 221 is a cylinder, 222 is a hammering seat, 223 is a shaft, 224 is a hammer, and 225 is a hammer tip.
Detailed Description
The invention will be described in further detail below with reference to the accompanying drawings: the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed embodiment is given, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1 to 6, the rotary tillage device for treating straw well in autumn and spring of the next year according to the present embodiment includes: a left frame 1, a first transmission shaft 2, a main transmission gear box 3, an upper traction frame 4, a second transmission shaft 5, an upper cover 6, a right frame 7, a first transmission belt 8, a second transmission belt 9, two lower traction frames 10, a square beam 11, a front cover plate 13, a first gear box 15, a straw crushing wheel 22, a second gear box 24, a rotary tillage wheel 25, a third transmission shaft 26, two hoppers 27, a left ploughshare assembly 28, a bracket 29, a screw rod and spring 30, a wheel pressing frame 31, a pressing wheel 32, a first driving belt wheel 33, a first driven belt wheel 34, a second driven belt wheel 35, a right ploughshare assembly 36, a fourth transmission shaft 37, a third gear box 38, a fifth transmission shaft 39, a sixth transmission shaft 40, a fourth gear box 41, a fifth gear box 42, a second driving belt wheel 43, a seventh transmission shaft 44, a helical blade 45, an impeller 46 and a descending cylinder 47, wherein one end of the square beam 11 is fixedly connected with the left frame 1, and the other end of the square beam 11 is fixedly connected with the right frame 7, an upper traction frame 4 and two lower traction frames 10 are fixed on a square beam 11, a main speed change gear box 3 is fixed in the middle of the square beam 11, a first gear box 15 is fixed on the outer side of the upper part of a left frame 1, a second gear box 24 is fixed on the outer side of the lower part of the left frame 1, one end of a transmission shaft 2 is in transmission connection with the main speed change gear box 3, the other end of the transmission shaft 2 is in transmission connection with the first gear box 15, the first gear box 15 is in transmission connection with the second gear box 24 through a third transmission shaft 26, one end of the transmission shaft 5 is in transmission connection with the main speed change gear box 3, a first driving belt wheel 33 is fixed on the outer side of the other end of the transmission shaft 5, a second driving belt wheel 43 is fixed on the second transmission shaft 5 on the inner side of the first driving belt wheel 33, a straw crushing wheel 22 is installed on the front side of the lower part between the left frame 1 and the right frame 7, a first driven belt wheel 34 is installed on one end of the straw crushing wheel 22, the first driving belt wheel 33 is in transmission connection with the second driven belt wheel 9, a rotary tillage wheel 25 is arranged between a left frame 1 and a right frame 7 at the rear part of a straw crushing wheel 22, one end of the rotary tillage wheel 25 is in transmission connection with a second gear box 24, a left ploughshare assembly 28 is arranged at the rear part of the left frame 1, a right ploughshare assembly 36 is arranged at the rear part of the right frame 7, a front cover plate 13 is arranged between the left frame 1 and the right frame 7 at the rear part of a square beam 11, two hoppers 27 are arranged at the rear part between the left frame 1 and the right frame 7, each hopper 27 is provided with a helical blade 45, a fourth gear box 41 and a fifth gear box 42 are respectively in rotational connection with the helical blade 45, one end of a seventh transmission shaft 44 is in rotational connection with a fourth gear box 41 and a fifth gear box 42, the other end of the seventh transmission shaft 44 is provided with a second driven belt wheel 35, the second driven belt wheel 35 is in transmission connection with a first transmission belt 8 between the second main transmission belt wheel 43, a descending barrel 47 is arranged at the rear part of the hoppers 27, an impeller 46 is arranged in the descending cylinder 47, two chutes 27 are provided with a third gear box 38, one end of a transmission shaft four 37 is rotatably connected with the main speed change gear box 3, the other end of the transmission shaft four 37 is in transmission connection with the third gear box 38, one end of a transmission shaft five 39 is in transmission connection with the third gear box 38, the other end of the transmission shaft five 39 is fixed with the impeller 46, one end of a transmission shaft six 40 is in transmission connection with the third gear box 38, the other end of the transmission shaft six 40 is fixed with the impeller 46, one end of a bracket 29 is fixed at the rear part of the chute 27, the upper ends of a screw rod and a spring 30 are movably connected with the other end of the bracket 29, the upper ends of the screw rod and the spring 30 are fixedly connected with the pinch roller frame 31, the pinch roller 32 is installed on the pinch roller frame 31, the upper part between the left frame 1 and the right frame 7 is provided with an upper cover 6, and the front end of the lower part of the descending cylinder 47 is fixed with a ploughshare 48.
As shown in fig. 1 to 3, the rotary tillage device for treating straws well in autumn and spring of the next year further comprises a splash-proof swing plate 12, and a plurality of splash-proof swing plates 12 are connected with a front cover plate 13 in a swing mode.
As shown in fig. 1, 2 and 9, the rotary tillage device capable of well treating straws in autumn and spring of the next year further comprises a first belt pulley 14, a third transmission belt 16, a second belt pulley 17, a first shaft support 18, a second shaft support 19, a second shaft support 20, an arm plate 21 and a blade 23, wherein the first belt pulley 14 is rotatably connected with the first gear box 15 through a shaft, the first shaft support 18 and the second shaft support 20 are both fixed on the outer wall of the left frame 1, the shaft 19 is respectively rotatably connected with the first shaft support 18 and the second shaft support 20, the upper end of the shaft 19 is provided with the second belt pulley 17, the first belt pulley 14 and the second belt pulley 17 are in transmission connection through the third transmission belt 16, the lower end of the shaft 19 is provided with the arm plate 21, the blade 23 is arranged on the outer wall of the frame 1, and the arm plate 21 is matched with the blade 23.
The corn straws after autumn harvesting are laid on the ground irregularly and enter from inside to outside, when the rotary tillage device moves forwards, some residual straws after being smashed are wound on the third transmission shaft 26, the normal work of the third transmission shaft 26 is easily influenced, at the moment, the shaft rod 19 drives the arm plate 21 to rotate, the straws are pushed to the blade 23 and then cut off, and the straws are prevented from being wound on the third transmission shaft 26.
As shown in fig. 7 and 8, the straw crushing wheel 22 comprises a cylinder 221, a hammer seat 222, a shaft 223 and a hammer 224, wherein the hammer seat 222 is distributed on the curved surface of the cylinder 221, the hammer seat 222 is welded with the cylinder 221, one end of the hammer 224 is rotatably connected with the hammer seat 222 through the shaft 223, and a hammer tip 225 is arranged on the working surface of the other end of the hammer 224.
The hammer seats 222 are distributed on the curved surface of the cylinder 221, and the hammer seats 222 in the axial direction or the hammer seats 222 in the circumferential direction are arranged in a staggered manner.
When the straw crushing machine works, the 1204 type tractor is used for traction, the power output shaft of the tractor is connected with the input shaft of the main speed change gear box 3 to drive the straw crushing wheel 22 to rotate at a high speed, the beating hammer 224 crushes the straws, the crushed straws enter the two hoppers 27 under the inertia effect, the crushed straws fall into the descending cylinder 47 under the pushing of the spiral blades 45, the impeller 46 in the descending cylinder 47 rotates to continuously send the crushed straws downwards, and finally the crushed straws fall into furrows opened by the ploughshare 48 in front of the descending cylinder 47.
The above description is only a preferred embodiment of the present invention, and these embodiments are based on different implementations of the present invention, and the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (2)

1. The utility model provides a rotary cultivator attachment of straw can both be handled well in autumn and the spring of the coming year which characterized in that includes: a left frame, a transmission shaft I, a main gear box, an upper traction frame, a transmission shaft II, an upper cover, a right frame, a transmission belt I, a transmission belt II, two lower traction frames, a square beam, a front cover plate, a gear box I, a straw crushing wheel, a gear box II, a rotary tillage wheel, a transmission shaft III, two hoppers, a left ploughshare assembly, a support, a screw rod, a spring, a wheel pressing frame, a pressing wheel, a driving wheel I, a driven wheel II, a right ploughshare assembly, a transmission shaft IV, a gear box III, a transmission shaft V, a transmission shaft VI, a gear box IV, a gear box V, a main transmission wheel II, a transmission shaft VII, a helical blade, an impeller and a descending cylinder, wherein one end of the square beam is fixedly connected with the left frame, the other end of the square beam is fixedly connected with the right frame, the square beam is fixedly provided with the upper traction frame and the two lower traction frames, the main gear box is fixed in the middle position of the square beam, a first gear box is fixed on the outer side of the upper part of the left frame, a second gear box is fixed on the outer side of the lower part of the left frame, one end of a first transmission shaft is in transmission connection with a main speed change gear box, the other end of the first transmission shaft is in transmission connection with the gear box, the first gear box is in transmission connection with the second gear box through a third transmission shaft, one end of the second transmission shaft is in transmission connection with the main speed change gear box, a first driving belt wheel is fixed on the outer side of the other end of the second transmission shaft, a second driving belt wheel is fixed on the second transmission shaft on the inner side of the first driving belt wheel, a straw crushing wheel is installed on the front side of the lower part between the left frame and the right frame, a first driven belt wheel is installed at one end of the straw crushing wheel, the first driving belt wheel is in transmission connection with the first driven belt wheel through a second transmission belt, a rotary tillage wheel is installed between the left frame and the right frame at the rear part of the straw crushing wheel, one end of the rotary tillage wheel is in transmission connection with the second gear box, and a left ploughshare assembly is installed at the rear part of the left frame, the rear part of the right frame is provided with a right ploughshare assembly, a front cover plate is arranged between the left frame and the right frame at the rear part of the square beam, the rear part between the left frame and the right frame is provided with two hoppers, each hopper is provided with a helical blade, a gear box four and a gear box five are respectively and rotatably connected with one helical blade, one end of a transmission shaft seven is rotatably connected with the gear box four and the gear box five, the other end of the transmission shaft seven is provided with a driven belt pulley two, the driven belt pulley two is in transmission connection with a main transmission belt pulley two through a transmission belt, the rear part of each hopper is provided with a descending cylinder, an impeller is arranged in each descending cylinder, the two hoppers are provided with a gear box three, one end of the transmission shaft four is rotatably connected with a main transmission gear box, the other end of the transmission shaft four is in transmission connection with the gear box three, one end of the transmission shaft five is fixedly connected with the impeller, one end of the transmission shaft six is in transmission connection with the gear box three, one end of the impeller, one end of the support is fixedly arranged at the rear part of the hopper, the upper ends of a screw and a spring are movably connected with the upper end of a support, the upper end of the screw and the spring is fixedly connected with a pressure wheel frame, an upper end of the upper cover is fixedly connected with a pressure wheel, an upper part of the pressure wheel, a pressure wheel, an upper cover is arranged at the upper part of the pressure wheel frame, and a front cover;
the anti-splash swinging plate is connected with the front cover plate in a swinging mode;
the automatic cutting machine is characterized by further comprising a first belt pulley, a third transmission belt, a second belt pulley, a first shaft support, a shaft rod, a second shaft support, an arm plate and a blade, wherein the first belt pulley is rotatably connected with a first shaft of the gear box through a shaft;
the straw crushing wheel comprises a cylinder, a hammering seat, a shaft and a hammer, wherein the hammering seat is distributed on the curved surface of the cylinder and welded with the cylinder, one end of the hammer is rotatably connected with the hammering seat through the shaft, and a hammer tip is arranged on the working surface of the other end of the hammer.
2. A rotary tillage device for treating straws well in autumn and spring of the next year according to claim 1, wherein the hammering seats are distributed on the curved surface of the cylinder, and the hammering seats in the axial direction or the hammering seats in the circumferential direction are arranged in a staggered manner.
CN202010527611.7A 2020-06-11 2020-06-11 Rotary tillage device capable of well treating straws in autumn and spring of the next year Active CN111670618B (en)

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CN202010527611.7A CN111670618B (en) 2020-06-11 2020-06-11 Rotary tillage device capable of well treating straws in autumn and spring of the next year

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Application Number Priority Date Filing Date Title
CN202010527611.7A CN111670618B (en) 2020-06-11 2020-06-11 Rotary tillage device capable of well treating straws in autumn and spring of the next year

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CN111670618A CN111670618A (en) 2020-09-18
CN111670618B true CN111670618B (en) 2022-11-29

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112495514B (en) * 2020-12-11 2022-01-18 上海百奥恒新材料有限公司 Industrial solid waste comprehensive treatment system and treatment method

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101427620B (en) * 2008-12-08 2011-07-06 徐州市农机技术推广站 Stalk crushing rotary tillage, fertilizer applying-seeding combined working machine
CN102550262B (en) * 2012-01-17 2014-12-03 国海夫 Water-saving ditch seeding method and stubble-returning multi-process tiller-seeder using same
CN105379458B8 (en) * 2015-10-23 2018-10-09 山东理工大学 A kind of general stubble-cleaning no-tillage fertilizing and seeding machine of rice and kernel
CN107509454A (en) * 2017-09-26 2017-12-26 沈阳农业大学 A kind of stalk for improving soil plough horizon structure crushes buried chopper
AT16169U1 (en) * 2018-01-22 2019-03-15 Michael Prassl Device for tillage

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