CN113273327B - Width-adjustable ridge spacing cultivator - Google Patents
Width-adjustable ridge spacing cultivator Download PDFInfo
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- CN113273327B CN113273327B CN202110572797.2A CN202110572797A CN113273327B CN 113273327 B CN113273327 B CN 113273327B CN 202110572797 A CN202110572797 A CN 202110572797A CN 113273327 B CN113273327 B CN 113273327B
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- rotary tillage
- groove
- wall
- movable plate
- cultivator
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
- A01B33/02—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel
- A01B33/021—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel with rigid tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
- A01B33/08—Tools; Details, e.g. adaptations of transmissions or gearings
- A01B33/12—Arrangement of the tools; Screening of the tools
Abstract
The invention relates to the technical field of ploughing machines, in particular to a width-adjustable ridge spacing ploughing machine which comprises a rotary tillage rack and a rotary tillage mechanism arranged on the rotary tillage rack, wherein a rotary tillage shaft is arranged in the rotary tillage mechanism, a driven gear is nested and arranged at the center of the surface of the side wall of the rotary tillage shaft, fixed cutters are symmetrically arranged on two sides of the driven gear, threaded walls with opposite thread directions are symmetrically arranged on the side wall of a screw rod by taking the driven gear as the center, a screw rod nut is connected to each threaded wall in a threaded manner, connecting rods are arranged around the side wall of the screw rod nut in an annular array, a cutter holder is arranged on a movable cutter, and the movable cutter moves left and right along an adjusting groove through the matching of the screw rod nut and the screw rod, so that the position of the movable cutter is adjusted, the spacing between the movable cutter and the fixed cutters is adjusted, the requirement on ridge spacing adjustment is met, the moving range of the movable cutter is effectively limited through the adjusting groove, and the safety of the movable cutter is effectively improved.
Description
Technical Field
The invention relates to the technical field of ploughing machines, in particular to a ploughing machine with adjustable width and ridge spacing.
Background
The cultivator is a common tool for agricultural cultivation, can perform ridging work besides cultivation, and performs ridging for cultivation of crops needing ridging.
The space between the rotary tillage cutters of the existing tillage machine is fixed, the space between the ridges cannot be adjusted according to the tillage requirements, and different types of rotary tillage cutters are used according to different tillage requirements, so that the tillage cost is greatly increased.
Disclosure of Invention
The invention aims to provide a cultivator with adjustable width for the ridge distance, which aims to solve the problems in the background technology.
In order to achieve the above object, the present invention provides a width-adjustable ridge spacing cultivator, including a rotary cultivator frame and a rotary cultivator mounted on the rotary cultivator frame, wherein the rotary cultivator frame includes:
the rotary tillage shaft is characterized in that a driven gear is embedded in the center of the surface of the side wall of the rotary tillage shaft and fixedly connected with the side wall of the rotary tillage shaft, fixed cutters are symmetrically arranged on two sides of the driven gear, a through hole is formed in the center of the surface of the right side of the rotary tillage shaft, second bearings are embedded in the edges of the left side and the right side of the through hole, a lead screw is embedded in the two second bearings and rotatably connected with the two second bearings, a plurality of adjusting grooves are formed in the periphery of the side wall of the through hole in an annular array mode, the adjusting grooves are formed in the surface of the side wall of the rotary tillage shaft close to one side of the edges, sliding grooves are formed in the side walls of the upper end and the lower end of each adjusting groove, first telescopic grooves are formed in the side walls of the left end and the right end of each sliding groove, first limiting grooves are formed in the two sides of the inner wall of the first telescopic grooves, shielding pieces are slidably arranged in the first telescopic grooves, the sizes of the sliding grooves are matched with the sizes of the sliding grooves, the lower surfaces of the inner walls of the sliding grooves are horizontally aligned with the upper surfaces of the inner walls of the first telescopic grooves, and the sliding grooves are horizontally aligned with the upper surfaces of the inner walls of the first telescopic grooves;
the side wall of the screw rod is symmetrically provided with thread walls with opposite thread directions by taking the driven gear as a center, the thread walls are in threaded connection with screw rod nuts, and the periphery of the side wall of the screw rod nuts is provided with connecting rods in an annular array;
the rotary cultivator comprises an adjusting piece, wherein a movable cutter is arranged in the adjusting piece, a cutter holder is arranged on the movable cutter, connection arms are arranged on the periphery of the side wall of the cutter holder in an annular array, mounting holes are formed in the surface of the side wall of each connection arm, and rotary tillage teeth are mounted on the connection arms;
this embodiment rotary tillage mechanism is when specifically using, rotatory the lead screw, the lead screw is in the through-hole internal rotation, the screw wall synchronous revolution, the blade holder is along with the rotatory edge of screw wall moves about the adjustment tank, movable cutter passes through the connecting rod with screw-nut fixed connection, it is further, movable cutter is along with screw-nut synchronous movement, and then makes movable cutter to the fixed cutter direction is close to or keeps away from, realizes the regulation to the rotary tillage cutter interval, and then realizes the regulation to the field ridge interval.
As the further improvement of this technical scheme, include the transmission case in the rotary tillage frame at least, the transmission case is close to top edge nested installation and is pushed up the seat, the lateral wall board is all installed to the right-hand member about the pushed up seat, lateral wall board lateral wall surface is located bottom edge and has seted up the trompil, the rotary tillage axle is installed to the trompil internal rotation, transmission case lower surface center department installs branch ditch tooth, trompil lower surface center department installs the auxiliary wheel, the auxiliary wheel is used for assisting the rotary tillage frame removes.
As a further improvement of this technical scheme, the gear chamber has been seted up in the transmission case, gear chamber inner wall both sides are close to bottom edge and have all seted up the shaft hole, the embedded first bearing of installing that establishes in shaft hole, the embedded rotary tillage axle of installing of first bearing, driven gear is located rotary tillage axle center department, just driven gear is located two shaft hole center department, driven gear top meshing is connected with the transfer gear, the meshing of transfer gear top is connected with the initiative turbine, the transfer gear with the initiative turbine all with both ends lateral wall rotates about the gear chamber to be connected, the meshing of initiative turbine top is connected with the scroll bar, the scroll bar with both ends inner wall rotates around the gear chamber to be connected, scroll bar one end runs through transmission case lateral wall coaxial coupling has the power input shaft.
As the further improvement of this technical scheme, at least, include the second fly leaf in the shielding piece, set up the flexible groove of left side open-ended second on the second fly leaf, the second spacing groove has all been seted up to the flexible inslot wall both sides of second, slidable mounting has first fly leaf in the second spacing groove, fixedly connected with department of first fly leaf left side surface center links up the piece, both ends lateral wall is located the first spacing slider of right side fixedly connected with in edge around the first fly leaf, both ends lateral wall is located the right side fixedly connected with second spacing slider in edge around the second fly leaf.
As a further improvement of the technical scheme, the first limiting slide block is connected with the second limiting groove in a clamped mode, the first movable plate is connected with the second limiting groove in a sliding mode through the first limiting slide block, and the size of the first movable plate is matched with that of the second telescopic groove.
As a further improvement of the technical scheme, the second movable plate is installed in the first limiting groove through the second limiting sliding block in a clamped mode, the shielding piece is connected with the first limiting groove in a sliding mode through the second movable plate, the size of the second movable plate is matched with the size of the first telescopic groove, the second movable plate is connected with the first limiting groove in a sliding mode, the sliding length of the second movable plate is limited through the first limiting groove, and the safety of the second movable plate is further guaranteed.
As a further improvement of the technical scheme, the left and right sides of the connecting rod are symmetrically provided with the shielding piece, the shielding piece is connected with the connecting rod in a fixed mode, the connecting block is connected with the connecting rod in a matched mode, the length of the shielding piece is matched with the adjusting groove in a matched mode, the shielding piece guarantees to work as the lead screw nut moves to the adjusting groove when one end of the adjusting groove is in a matched mode, the shielding piece on one side can completely cover the adjusting groove, and soil is prevented from splashing into the adjusting groove.
As a further improvement of this technical scheme, screw-nut passes through the connecting rod is followed adjustment tank sliding connection, the connecting rod size with adjustment tank size looks adaptation, the connecting rod with the lateral wall closely laminates about the adjustment tank to prevent the earth infiltration, the screw-nut size with through-hole looks adaptation, the screw-nut outer wall with the laminating of through-hole inner wall, screw-nut along with the lead screw is controlled about rotatory, screw-nut passes through the connecting rod with blade holder inner wall fixed connection, movable cutter passes through screw-nut with lead screw swing joint makes movable cutter can along with screw-nut follows the lead screw is controlled about removing.
As a further improvement of the technical scheme, the thread wall is matched with the adjusting groove, the thread wall is arranged at a position corresponding to the adjusting groove, the length of the thread wall is greater than that of the adjusting groove, and the lead screw nut is limited through the adjusting groove so as to ensure the safety of the lead screw nut.
As a further improvement of the technical scheme, one end of the rotary tillage teeth is fixedly connected with a connecting seat, the surface of the side wall of the connecting seat is provided with a groove, the surface of the side wall of the groove is provided with a mounting hole, the connection arm is installed in the groove through a bolt, the connection arm is inserted into the groove and is connected with the mounting hole through a thread, and the rotary tillage teeth are installed on the connection arm and are convenient to maintain and disassemble.
Compared with the prior art, the invention has the beneficial effects that:
1. in this width adjustable farmland ridge interval cultivator, through the adjustment tank that sets up, the activity cutter passes through screw-nut and lead screw cooperation and removes along the adjustment tank, has realized the regulation of activity cutter position, and then has realized getting the interval between activity cutter and the fixed cutter and has adjusted, has satisfied the demand to farmland ridge interval regulation, and is further, and the accessible adjustment tank carries out effectual restriction to the home range of activity cutter, effectively improves the security of activity cutter.
2. In this width adjustable ridge interval cultivator, through the shielding piece that sets up, shielding piece and connecting rod fixed connection to along with the connecting rod in the synchronous flexible removal of adjustment tank, effectively shelter from the gap of adjustment tank through the shielding piece, can prevent that earth from sputtering to the through-hole of rotary tillage axle in through the adjustment tank, avoided the rotary tillage axle to block up.
Drawings
FIG. 1 is a schematic view of the entire structure of embodiment 1;
FIG. 2 is a partial structural view of a rotary cultivator frame in embodiment 1;
FIG. 3 is a schematic view of a rotary tillage mechanism mounting structure according to embodiment 1;
FIG. 4 is a schematic sectional view showing the structure of the transmission case of embodiment 1;
FIG. 5 is a schematic view of the rotary tillage mechanism of embodiment 1;
FIG. 6 is a partial schematic view of a rotary tillage shaft according to embodiment 1;
FIG. 7 is a partial sectional view of a rotary tillage shaft according to embodiment 1;
fig. 8 is a schematic view of a lead screw nut mounting structure of embodiment 1;
FIG. 9 is a schematic plan view of the movable cutter according to embodiment 1;
FIG. 10 is a schematic view showing the connecting structure of the blinder and the connecting rod according to embodiment 2;
FIG. 11 is a schematic view of a movable cutter mounting structure of embodiment 2;
FIG. 12 is a schematic view showing the overall structure of the shield according to embodiment 2;
fig. 13 is a schematic diagram of a second movable plate structure according to embodiment 2;
fig. 14 is a schematic sectional view of the second movable plate of embodiment 2;
FIG. 15 is a schematic diagram of a first movable plate structure according to embodiment 2;
FIG. 16 is a partial sectional view of a rotary tillage shaft according to embodiment 2;
FIG. 17 is an enlarged view of the structure A in FIG. 16 in example 2;
fig. 18 is a schematic structural view of the movable cutter according to embodiment 2.
The various reference numbers in the figures mean:
1. a rotary tillage frame; 101. a side wall panel; 1011. opening a hole; 1012. an auxiliary wheel; 102. a top seat; 103. a transmission case; 1031. a gear cavity; 1032. a shaft hole; 1033. a first bearing; 1034. a driven gear; 1035. a transfer gear; 1036. an active turbine; 1037. a scroll bar; 1038. a power input shaft; 1039. dividing the teeth;
2. a rotary tillage mechanism;
201. a rotary tillage shaft;
202. an adjustment groove; 2021. a chute; 2022. a first telescopic slot; 20221. a first limit groove;
203. a through hole; 2031. a second bearing;
204. a screw rod; 2041. a threaded wall;
205. a feed screw nut; 2051. a connecting rod;
3. an adjustment member; 301. fixing a cutter;
302. a movable cutter; 3021. a tool apron; 30211. a joining arm; 30212. mounting holes; 3022. rotary tillage teeth; 30221. a connecting seat; 30222. a groove; 30223. a bolt;
4. a shield;
401. a first movable plate; 4011. a joining block; 4012. a first limit slide block;
402. a second movable plate; 4021. a second telescopic slot; 40211. a second limit groove; 4022. and the second limiting sliding block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1-9, the present embodiment aims to provide a width-adjustable ridge spacing cultivator, which includes a rotary cultivator frame 1 and a rotary cultivator unit 2 mounted on the rotary cultivator frame 1, wherein the rotary cultivator unit 2 includes:
a driven gear 1034 is embedded in the center of the surface of the side wall of the rotary tillage shaft 201, the driven gear 1034 is fixedly connected with the side wall of the rotary tillage shaft 201, fixed cutters 301 are symmetrically arranged on both sides of the driven gear 1034, the fixed cutters 301 and the movable cutters 302 have the same structure, the fixed cutters 301 are fixedly connected with the outer wall of the rotary tillage shaft 201 through the inner wall of a cutter holder 3021, a through hole 203 is arranged in the center of the surface of the right side of the rotary tillage shaft 201, second bearings 2031 are embedded and installed on the edges of the left and right sides of the through hole 203, a lead screw 204 is embedded and installed in the two second bearings 2031, the lead screw 204 is rotatably connected with the two second bearings 2031, a plurality of adjusting grooves 202 are arranged around the side wall of the through hole 203 in an annular array, the adjusting groove 202 is arranged on one side, close to the edge, of the surface of the side wall of the rotary tillage shaft 201, the side walls of the upper end and the lower end of the adjusting groove 202 are provided with sliding grooves 2021, the side walls of the left end and the right end of the sliding grooves 2021 are provided with first telescopic grooves 2022, both sides of the inner wall of each first telescopic groove 2022 are provided with first limiting grooves 20221, the first telescopic grooves 2022 are internally and slidably provided with shielding pieces 4, the size of each sliding groove 2021 is matched with the size of each first telescopic groove 2022, the lower surface of the inner wall of each sliding groove 2021 is horizontally aligned with the lower surface of the inner wall of each first telescopic groove 2022, the upper surface of the inner wall of each sliding groove 2021 is horizontally aligned with the upper surface of the inner wall of each first telescopic groove 2022, and the stability of each shielding piece 4 when sliding to each sliding groove 2021 along each first telescopic groove 2022 is guaranteed;
the screw 204 is provided, the side wall of the screw 204 is symmetrically provided with threaded walls 2041 with opposite thread directions by taking the driven gear 1034 as a center, so that when the screw 204 is rotated, the movable cutters 302 arranged on the threaded walls 2041 approach to or are away from each other, the distance between the movable cutters 302 and the fixed cutter 301 at two sides of the transmission case 103 is synchronously adjusted, the screw thread on the threaded wall 2041 is connected with the screw nut 205 in a threaded manner, and the periphery of the side wall of the screw nut 205 is provided with connecting rods 2051 in an annular array;
the adjusting part 3, the adjusting part 3 includes the movable cutter 302, there are tool post 3021 on the movable cutter 302, there are connection arms 30211 around the sidewall of tool post 3021 in an annular array, the surface of sidewall of connection arm 30211 has mounting holes 30212, install the rotary tillage tooth 3022 on the connection arm 30211;
when the rotary tillage mechanism 2 of the embodiment is used specifically, the screw rod 204 is rotated, the screw rod 204 rotates in the through hole 203, the threaded wall 2041 rotates synchronously, the tool apron 3021 moves left and right along the adjusting groove 202 along with the rotation of the threaded wall 2041, the movable tool 302 is fixedly connected with the screw nut 205 through the connecting rod 2051, and further, the movable tool 302 moves synchronously along with the screw nut 205, so that the movable tool 302 approaches or moves away from the fixed tool 301, the adjustment of the space between the rotary tillage tools is realized, and the adjustment of the space between the ridges is further realized;
further, when the rotary tillage shaft 201 rotates to drive the rotary tillage cutter to rotate for tillage, the movable cutter 302 locks the rotary tillage shaft 201 to rotate synchronously, and the second bearing 2031 is installed between the screw rod 204 and the rotary tillage shaft 201, i.e. when the rotary tillage shaft 201 drives the movable cutter 302 to rotate, the screw rod 204 rotates synchronously with the movable cutter 302, and the movable cutter 302 and the screw rod 204 are in a relatively static state.
Wherein, including transmission case 103 in the rotary tillage frame 1 at least, transmission case 103 is close to top edge nested installs footstock 102, and side wall board 101 is all installed to footstock 102 left and right ends, and the lateral wall board 101 lateral wall surface is located the bottom edge and has seted up trompil 1011, and rotary tillage axle 201 is installed to the rotation of trompil 1011, and transmission case 103 lower surface center department installs branch ditch tooth 1039, and trompil 1011 lower surface center department installs auxiliary wheel 1012, and auxiliary wheel 1012 is used for supplementary rotary tillage frame 1 to remove.
In addition, a gear cavity 1031 is formed in the transmission case 103, shaft holes 1032 are formed in two sides of the inner wall of the gear cavity 1031 near the bottom edge, first bearings 1033 are embedded in the shaft holes 1032, the rotary tillage shafts 201 are embedded in the first bearings 1033, driven gears 1034 are located at the centers of the rotary tillage shafts 201 and located at the centers of the two shaft holes 1032, transfer gears 1035 are connected to the tops of the driven gears 1034 in a meshing manner, driving turbines 1036 are connected to the tops of the transfer gears 1035 in a meshing manner, the top of each driving turbine 1036 is connected to one of the worm 1037, the inner walls of the front and rear ends of the gear cavity 1031 in a rotating manner, one end of each worm 1037 penetrates through the side wall of the transmission case 103 and is coaxially connected to a power input shaft 1038, the driven gears 1034 are rotated by providing power to the power input shaft 1038, and the rotary tillage shafts 201 are further driven by gear transmission.
Further, the thread wall 2041 is matched with the adjusting groove 202, the thread wall 2041 is arranged at a position corresponding to the adjusting groove 202, the length of the thread wall 2041 is larger than that of the adjusting groove 202, and the screw nut 205 is limited by the adjusting groove 202 so as to ensure the safety of the screw nut 205.
Example 2
In order to prevent the rotary tillage shaft 201 from splashing into soil through the adjusting groove 202, the following modifications are made on the basis of the embodiment 1:
referring to fig. 10 to 17, the shielding member 4 at least includes a second movable plate 402, the second movable plate 402 is provided with a second telescopic slot 4021 having an open left side, two sides of an inner wall of the second telescopic slot 4021 are both provided with second limit slots 40211, a first movable plate 401 is slidably mounted in the second limit slots 40211, a central portion of a left side surface of the first movable plate 401 is fixedly connected with an engaging block 4011, side walls of front and rear ends of the first movable plate 401 are located at right side edges and are fixedly connected with second limit sliders 4022, and side walls of front and rear ends of the second movable plate 402 are located at right side edges and are fixedly connected with second limit sliders 4022.
Further, the first limiting slide block 4012 is clamped with the second limiting groove 40211, the first movable plate 401 is connected with the second limiting groove 40211 in a sliding mode through the first limiting slide block 4012, and the size of the first movable plate 401 is matched with that of the second telescopic groove 4021.
Meanwhile, the second movable plate 402 is mounted in the first limiting groove 20221 through the second limiting slider 4022 in a clamping manner, the shielding element 4 is slidably connected with the first limiting groove 20221 through the second movable plate 402, the size of the second movable plate 402 is matched with the size of the first telescopic groove 2022, the second movable plate 402 is slidably connected along the first limiting groove 20221, and the sliding length of the second movable plate 402 is limited through the first limiting groove 20221, so that the safety of the second movable plate 402 is further ensured.
In addition, the left side and the right side of the connecting rod 2051 are symmetrically provided with the shielding pieces 4, the shielding pieces 4 are fixedly connected with the connecting rod 2051 through the connecting blocks 4011, the connecting blocks 4011 are matched with the connecting rod 2051, the length of the shielding pieces 4 is matched with the adjusting groove 202, and when the screw rod nut 205 moves to one end of the adjusting groove 202, the shielding pieces 4 on one side can completely cover the adjusting groove 202 to prevent soil from splashing into the adjusting groove 202.
When the shielding piece 4 of this embodiment is in concrete use, when screw-nut 205 moves along adjustment tank 202 along with the rotation of rotary tillage axle 201, connecting rod 2051 slides along adjustment tank 202, shielding piece 4 slides along with connecting rod 2051 is synchronous, shielding piece 4 has flexible performance through first fly leaf 401 and second fly leaf 402 sliding connection, make shielding piece 4 realize flexible regulation according to connecting rod 2051's position, along with connecting rod 2051's removal, shielding piece 4 can realize sheltering from adjustment tank 202 all the time, and then effectively prevent that earth from entering into in the through-hole 203 by adjustment tank 202 sputtering.
Still further, screw nut 205 passes through connecting rod 2051 along adjustment tank 202 sliding connection, connecting rod 2051 size and adjustment tank 202 size looks adaptation, connecting rod 2051 closely laminates with the upper and lower lateral wall of adjustment tank 202, in order to prevent the infiltration of earth, screw nut 205 size and through-hole 203 looks adaptation, screw nut 205 outer wall and through-hole 203 inner wall laminating, screw nut 205 moves about along with lead screw 204 is rotatory, screw nut 205 passes through connecting rod 2051 and blade holder 3021 inner wall fixed connection, movable cutter 302 passes through screw nut 205 and lead screw 204 swing joint, make movable cutter 302 can move about along with screw nut 205 along lead screw 204.
Example 3
In order to meet the requirement of disassembling the rotary tillage teeth 3022, the following improvements are made on the basis of embodiment 1:
referring to fig. 18, one end of the rotary tillage tooth 3022 is fixedly connected with a connection base 30221, a groove 30222 is formed on a side wall surface of the connection base 30221, a mounting hole 30212 is formed on a side wall surface of the groove 30222, an attachment arm 30211 is mounted in the groove 30222 through a bolt 30223, the attachment arm 30211 is inserted into the groove 30222 and is in threaded connection with the mounting hole 30212 through the bolt 30223, so that the rotary tillage tooth 3022 is mounted on the attachment arm 30211, and the rotary tillage tooth 3022 can be detached or replaced independently.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a width adjustable ridge interval cultivator which characterized in that: including rotary tillage frame (1) and rotary tillage mechanism (2) of installing on rotary tillage frame (1), include in rotary tillage mechanism (2):
the rotary tillage shaft is characterized by comprising a rotary tillage shaft (201), a driven gear (1034) is installed at the center of the surface of the side wall of the rotary tillage shaft (201) in a nested manner, fixed cutters (301) are symmetrically arranged on two sides of the driven gear (1034), a through hole (203) is formed in the center of the surface of the right side of the rotary tillage shaft (201), second bearings (2031) are installed at the edges of the left side and the right side of the through hole (203) in a nested manner, a screw rod (204) is installed in the two second bearings (2031) in a nested manner, a plurality of adjusting grooves (202) are formed in the periphery of the side wall of the through hole (203) in an annular array manner, sliding grooves (2021) are formed in the side walls of the upper end and the lower end of each adjusting groove (202), first telescopic grooves (2022) are formed in the side walls of the left end and the right end of each sliding groove (2021), first limiting grooves (20221) are formed in two sides of the inner wall of the first telescopic groove (2022), and a shielding piece (4) is installed in the first telescopic groove (2022) in a sliding manner;
the side wall of the screw rod (204) is symmetrically provided with threaded walls (2041) with opposite thread directions by taking the driven gear (1034) as a center, the threaded walls (2041) are in threaded connection with screw rod nuts (205), and the periphery of the side wall of the screw rod nut (205) is provided with connecting rods (2051) in an annular array;
the adjusting part (3), including movable cutter (302) in the adjusting part (3), be provided with blade holder (3021) on movable cutter (302), blade holder (3021) lateral wall is provided with linking arm (30211) with annular array all around, linking arm (30211) lateral wall surface has seted up mounting hole (30212), install rotary tillage tooth (3022) on linking arm (30211),
the shielding piece (4) at least comprises a second movable plate (402), the second movable plate (402) is provided with a second telescopic groove (4021) with an opening at the left side, two sides of the inner wall of the second telescopic groove (4021) are respectively provided with a second limiting groove (40211), a first movable plate (401) is arranged in the second limiting groove (40211) in a sliding mode, the center of the left side surface of the first movable plate (401) is fixedly connected with a connecting block (4011), the side walls of the front end and the rear end of the first movable plate (401) are located at the right side edge and are fixedly connected with a first limiting sliding block (4012), and the side walls of the front end and the rear end of the second movable plate (402) are located at the right side edge and are fixedly connected with a second limiting sliding block (4022); the first limiting sliding block (4012) is clamped with the second limiting groove (40211), the first movable plate (401) is connected with the second limiting groove (40211) in a sliding mode through the first limiting sliding block (4012), and the size of the first movable plate (401) is matched with that of the second telescopic groove (4021); the left side and the right side of the connecting rod (2051) are symmetrically provided with the shielding pieces (4), the shielding pieces (4) are fixedly connected with the connecting rod (2051) through the connecting blocks (4011), the connecting blocks (4011) are matched with the connecting rod (2051), and the length of the shielding pieces (4) is matched with the adjusting groove (202);
the second movable plate (402) is mounted in the first limiting groove (20221) in a clamping mode through the second limiting sliding block (4022), the shielding piece (4) is connected with the first limiting groove (20221) in a sliding mode through the second movable plate (402), and the size of the second movable plate (402) is matched with that of the first telescopic groove (2022).
2. The width-adjustable ridge spacing cultivator of claim 1, wherein: at least, include transmission case (103) in rotary tillage frame (1), top seat (102) are installed to transmission case (103) near the nested top edge of being close to, lateral wall board (101) are all installed to top seat (102) left and right ends, lateral wall board (101) lateral wall surface is located the bottom edge and has seted up trompil (1011), rotary tillage axle (201) are installed to trompil (1011) internal rotation, transmission case (103) lower surface center department installs branch ditch tooth (1039), trompil (1011) lower surface center department installs auxiliary wheel (1012).
3. The width-adjustable ridge spacing cultivator of claim 2, wherein: gear chamber (1031) have been seted up in transmission case (103), gear chamber (1031) inner wall both sides are close to the bottom edge and have all seted up shaft hole (1032), embedded establishing in shaft hole (1032) installs first bearing (1033), embedded establishing in first bearing (1033) installs rotary tillage axle (201), driven gear (1034) top meshing is connected with transfer gear (1035), transfer gear (1035) top meshing is connected with initiative turbine (1036), transfer gear (1035) with initiative turbine (1036) all with gear chamber (1031) is controlled both ends lateral wall and is rotated and is connected, initiative turbine (1036) top meshing is connected with scroll bar (1037), scroll bar (1037) with gear chamber (1031) front and back both ends inner wall is rotated and is connected, scroll bar (1037) one end runs through transmission case (103) lateral wall coaxial coupling has power input shaft (1038).
4. The width-adjustable ridge spacing cultivator of claim 1, wherein: the feed screw nut (205) is slidably connected with the adjusting groove (202) through the connecting rod (2051), the size of the connecting rod (2051) is matched with that of the adjusting groove (202), the size of the feed screw nut (205) is matched with the through hole (203), the feed screw nut (205) is fixedly connected with the inner wall of the tool apron (3021) through the connecting rod (2051), and the movable tool (302) is movably connected with the feed screw (204) through the feed screw nut (205).
5. The width-adjustable ridge spacing cultivator of claim 1, wherein: the thread wall (2041) is matched with the adjusting groove (202), and the length of the thread wall (2041) is larger than that of the adjusting groove (202).
6. The width-adjustable ridge spacing cultivator of claim 1, wherein: rotary tillage tooth (3022) one end fixedly connected with connecting seat (30221), connecting seat (30221) lateral wall surface is seted up flutedly (30222), mounting hole (30212) have been seted up on recess (30222) lateral wall surface, it installs through bolt (30223) to link up arm (30211) in recess (30222).
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| CN202110572797.2A CN113273327B (en) | 2021-05-25 | 2021-05-25 | Width-adjustable ridge spacing cultivator |
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| CN114793495B (en) * | 2022-04-29 | 2023-06-20 | 郑州轻工业大学 | Farmland rotary tillage device and method |
| CN115280915A (en) * | 2022-08-22 | 2022-11-04 | 黑龙江省农业机械工程科学研究院 | Agricultural weeder in field |
| CN115336440A (en) * | 2022-09-07 | 2022-11-15 | 中国科学院长春光学精密机械与物理研究所 | Suspension type rice rotary tillage weeding equipment |
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| CN209594220U (en) * | 2019-03-13 | 2019-11-08 | 黄骅市兆亿五金制品有限公司 | A kind of rotary tillage tool magazine with limit function |
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| WO2015064291A1 (en) * | 2013-10-31 | 2015-05-07 | ヤンマー株式会社 | Rotary tilling apparatus structure for preventing wrapping of grass and straw |
| CN105684576A (en) * | 2016-03-31 | 2016-06-22 | 江苏新岛机械有限公司 | Deep and rotary tillage device adopting intermediate transmission |
| CN106489318B (en) * | 2016-10-30 | 2019-05-03 | 贵州金叶子生态苗木科技发展有限公司 | One kind is ploughed away from adjustable rotary cultivator rotary tillage shaft |
| CN206283788U (en) * | 2016-12-18 | 2017-06-30 | 湛江市五创海洋生物科技有限公司 | A kind of rotary cultivator of adjustable width |
| CN207733191U (en) * | 2017-12-11 | 2018-08-17 | 霍邱县夏时农机制造有限公司 | A kind of rotary tillage pitch can hand-adjusting type agricultural rotary tiller |
| CN209057451U (en) * | 2018-11-13 | 2019-07-05 | 尹西鹏 | A kind of rotary tillage cutter interval adjustable corn planting rotary cultivator |
| CN209218553U (en) * | 2018-12-26 | 2019-08-09 | 禹城大地机械制造有限公司 | A kind of cultivator convenient for adjusting blade distance |
| CN209824378U (en) * | 2019-01-14 | 2019-12-24 | 重庆涌盎农业开发有限公司 | Perforating device with adjustable farming is used |
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| CN209594220U (en) * | 2019-03-13 | 2019-11-08 | 黄骅市兆亿五金制品有限公司 | A kind of rotary tillage tool magazine with limit function |
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Effective date of registration: 20230914 Address after: 262300 Resident in Songbai Township, Wulian County, Rizhao City, Shandong Province Patentee after: Rizhao Junhao Machinery Co.,Ltd. Address before: 510000 Guangdong agricultural, industrial and Commercial Vocational and technical college, 198 yueken Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: He Hong |
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