CN107624278B - Rotary tillage cutter - Google Patents
Rotary tillage cutter Download PDFInfo
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- CN107624278B CN107624278B CN201711021687.7A CN201711021687A CN107624278B CN 107624278 B CN107624278 B CN 107624278B CN 201711021687 A CN201711021687 A CN 201711021687A CN 107624278 B CN107624278 B CN 107624278B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
Abstract
The invention belongs to the technical field of rotary tillers, and provides a rotary tillage cutter and a rotary tillage mechanism, which are used for solving the technical problems that rotary tillage cutters are easy to break and rotary tillage mechanisms are easy to be wound by weeds in the prior art; the rotary blade comprises a rotary blade body; the rotary blade body comprises a rotary blade body; the rotary tillage cutter body comprises an arc-shaped open slot and an arc-shaped cutting edge; the section of the arc-shaped open slot is of a 'man' -shaped structure; the arc-shaped opening groove consists of a first arc-shaped piece and a second arc-shaped piece; the upper arc edge of the first arc-shaped sheet is fixedly connected with the upper arc edge of the second arc-shaped sheet through an arc-shaped cutting edge; the radians of the upper arc edge of the first arc-shaped sheet, the upper arc edge of the second arc-shaped sheet and the arc-shaped cutting edge are the same. The invention has the characteristics of difficult fracture, convenient replacement and effective prevention of grass winding.
Description
Technical Field
The invention belongs to the technical field of rotary tillers, and particularly relates to a rotary tillage cutter.
Background
With the increasing updating of science and technology, the agricultural mechanical degree and the living standard of farmers are continuously improved, and most of rural areas are ploughed by using large rotary tillers when ploughing, and the rotary tillers are tillage machines matched with a tractor to complete tillage and harrowing operations, and have the characteristics of strong soil breaking capacity, flat surface after tillage and the like, and can simultaneously cut root stubble buried below the surface, so that the operation of a seeder is facilitated, and a good seed bed is provided for later sowing. However, in mountain villages with large relief fluctuation, mountain areas are rich in stone soil, grass is flourishing, rotary blades are easy to wind by grass, and the rotary blades are easy to break or wear by soil and stones; the existing mini-tiller has the defects that the depth of a digging knife can dig, but grass is easy to wind, and the wound grass needs to be manually removed by hands; grass can not be used as fertilizer to be returned to the field, the depth of farmland is insufficient by using the curved blade, the rotating speed of the rotary blade is high, the beaten stones are easy to hurt people, the grass is treated once by using herbicide, and the herbicide is cultivated for a long time, so that the herbicide is extremely harmful, and irreparable damage is caused to people and crops. The mini-tiller in the current market, such as a cutter box, is rotten, and farmers can only take the rotating shaft to a repair shop to repair the rotary cultivator, so that the labor and the money are consumed, the working efficiency of the rotary cultivator is reduced, and even the service life of the rotary cultivator is shortened.
Disclosure of Invention
The invention aims to solve at least one of the technical problems in the prior art and provides a rotary blade.
The invention aims at realizing the following technical scheme:
a rotary blade comprises a rotary blade body; the rotary blade body comprises a rotary blade body; the rotary tillage cutter body comprises an arc-shaped open slot and an arc-shaped cutting edge; the section of the arc-shaped open slot is of a 'man' -shaped structure; the arc-shaped opening groove consists of a first arc-shaped piece and a second arc-shaped piece; the upper arc edge of the first arc-shaped sheet is fixedly connected with the upper arc edge of the second arc-shaped sheet through an arc-shaped cutting edge; the radians of the upper arc edge of the first arc-shaped sheet, the upper arc edge of the second arc-shaped sheet and the arc-shaped cutting edge are the same.
Further, the rotary blade body further comprises a mounting device, and the mounting device is connected with the rotary blade body; the mounting device comprises an opening mounting sleeve; the opening mounting sleeve is of a cylindrical structure; the left end and the right end of the opening mounting sleeve are respectively provided with a first opening baffle and a second opening baffle; the side surface of the opening mounting sleeve is fixedly connected with one end of the rotary tillage cutter body; the side opening of the opening installation sleeve is provided with a fastening device.
Further, the fastening device comprises a threaded rod, a threaded connector and a sleeve connector; the threaded connecting piece and the sleeve connecting piece are respectively fixed on two opening ends of the opening installation sleeve, and when the threaded rod penetrates through the sleeve connecting piece and then is in threaded connection with the threaded connecting piece.
Further, when the two opening ends of the opening installation sleeve are in contact with each other, the inner side of the opening installation sleeve is of a hexagonal structure.
Further, six arc-shaped protruding pieces with the same radian are respectively arranged on the first opening baffle piece and the second opening baffle piece; a first bayonet is arranged between the adjacent arc-shaped protruding pieces, and a second bayonet communicated with the first bayonet is arranged on the first opening baffle and the second opening baffle.
Further, the included angle between the first arc-shaped sheet and the second arc-shaped sheet is an acute angle, and the included angle is 30-60 degrees.
Further, the rotary tillage mechanism comprises a movable shaft, a first fixed shaft and a second fixed shaft; one end of the movable shaft is connected with one end of the first fixed shaft through a first inclined rod; one end of the movable shaft is connected with one end of the second fixed shaft through a second inclined rod; threads are arranged at the other ends of the movable shaft, the first fixed shaft and the second fixed shaft; a plurality of first fixed cutters and second fixed cutters are respectively arranged on the first fixed shaft and the second fixed shaft, and a plurality of rotary tillage cutters are arranged on the moving shaft; the movable shaft is a hexagonal shaft; the rotary tillage cutter is detachably connected with the movable shaft.
Further, the spacing between the adjacent first fixed cutters is the same, the spacing between the adjacent second fixed cutters is the same, and each second fixed cutter is arranged on a second fixed shaft between the two adjacent first fixed cutters; the rotary tillage machine is characterized in that a plurality of rotary tillage blades are arranged on the moving shaft, and each rotary tillage blade is arranged on the moving shaft between the adjacent first fixed blade and second fixed blade.
Further, all rotary tillage blades are staggered in the axial direction of the moving shaft.
Further, the cutting edges of the first fixed cutter and the second fixed cutter are of a saw-tooth structure.
Compared with the prior art, the invention has the beneficial effects that: the rotary tillage cutter has the characteristics of difficult fracture, convenient replacement and effective prevention of grass winding; the invention adopts the design of an arc open slot, and an arc blade is arranged at the top of the outer side of the arc open slot, and in order to enhance the service life of the whole body, the arc blade is made of wear-resistant hard materials such as martensitic stainless steel; so that the arc-shaped blade can resist the collision and extrusion of soil and stones; when the soil-penetrating machine is used, the tip of the arc-shaped open slot is quickly inserted into the soil, and then when the soil is unscrewed from the soil, the soil penetrates through the arc-shaped open slot; the direct collision between soil and stones and the rotary tillage cutter is avoided; the arc design of the first arc-shaped sheet and the second arc-shaped sheet at the two sides of the arc-shaped opening groove enables the arc-shaped opening groove to bear larger pressure and be easier to insert into soil, so that the rotary tillage cutter can realize soil turning and prolong the service life; according to the rotary tillage mechanism, the rotary tillage blades are arranged on the moving shaft, so that each rotary tillage blade is arranged between the first sawtooth fixed blade and the second sawtooth fixed blade in a staggered mode, the soil turning is facilitated, meanwhile, the cutting of weeds wound on the rotary tillage blades is facilitated, and the production efficiency is improved.
Drawings
Fig. 1 is a perspective view of the rotary blade of the present invention.
Fig. 2 is a partial enlarged view of a in fig. 1.
Figure 3 is a side view of the rotary blade of the present invention.
Fig. 4 is a schematic view of the bottom structure of the rotary blade body of the present invention.
Figure 5 is a schematic cross-sectional view of the rotary blade body of the present invention.
Figure 6 is a schematic side view of the rotary tillage mechanism of the present invention.
The corresponding reference numerals in the drawings are 1-first inclined rod, 2-first fixed shaft, 3-first sawtooth fixed blade, 4-contact surface, 5-movable shaft connecting hole, 6-rotary blade, 7-second inclined rod, 8-second fixed shaft, 9-second sawtooth fixed blade, 10-first bayonet, 11-mounting device, 12-arc blade, 13-first arc piece, 14-second arc piece, 15-first side arc edge, 16-second side arc edge, 17-threaded rod, 18-threaded connector, 19-sleeve joint piece, 20-first opening baffle piece, 21-opening mounting sleeve, 22-second opening baffle piece, 23-arc protruding piece, 24-arc clamping surface and 25-second bayonet.
Detailed Description
The following detailed description of the technical solution of the present invention is given by way of example only, and it should be noted that the following is a preferred embodiment of the present invention, and that modifications and improvements may be made by those skilled in the art without departing from the inventive concept of the present invention, and these shall all fall within the scope of the present invention.
Examples
As shown in fig. 1-5, a rotary blade includes a rotary blade body; the rotary blade body comprises a rotary blade body; the rotary tillage cutter body comprises an arc-shaped open slot and an arc-shaped cutting edge; the section of the arc-shaped open slot is of a 'man' -shaped structure; the arc-shaped opening groove consists of a first arc-shaped piece and a second arc-shaped piece; the upper arc edge of the first arc-shaped sheet is fixedly connected with the upper arc edge of the second arc-shaped sheet through an arc-shaped cutting edge; the radians of the upper arc edge of the first arc-shaped sheet, the upper arc edge of the second arc-shaped sheet and the arc-shaped cutting edge are the same. Further, the included angle between the first arc-shaped sheet and the second arc-shaped sheet is an acute angle, and the included angle is 30-60 degrees.
As shown in fig. 1-5, a rotary blade includes a rotary blade body; the rotary blade body comprises a rotary blade body; the rotary tillage cutter body is shown in fig. 4, the whole rotary tillage cutter body is of an arc-shaped structure, the cross section of the arc-shaped opening groove is of a human-shaped structure as shown in fig. 3-5, and preferably, the rotary tillage cutter body is of a banana-shaped structure; as shown in fig. 3. The arc-shaped opening groove consists of a first arc-shaped piece and a second arc-shaped piece; the upper arc edges of the first arc-shaped sheet 13 and the second arc-shaped sheet 14 are welded; the upper arc edge of the first arc-shaped sheet is fixedly welded with the upper arc edge of the second arc-shaped sheet through an arc-shaped cutting edge; the radians of the upper arc edge of the first arc-shaped sheet, the upper arc edge of the second arc-shaped sheet and the arc-shaped cutting edge are the same. Preferably, the upper arc edge and the arc blade of the first arc-shaped sheet and the upper arc edge of the second arc-shaped sheet are integrally formed. The cross-section structure of the rotary tillage cutter body is shown in fig. 5, the cross section of the first arc-shaped piece corresponds to the first side arc edge 15, and the cross section of the second arc-shaped piece corresponds to the second side arc edge 16; the included angle between the first arc-shaped piece and the second arc-shaped piece is alpha as shown in fig. 4, and corresponds to the included angle between the upper ends of the first side arc edge 15 and the second side arc edge 16; preferably, the included angle is an acute angle, and further the acute angle is 30-60 degrees, so that in use, the first arc-shaped sheet and the second arc-shaped sheet can give larger acting force to soil, and simultaneously give larger supporting force to the arc-shaped blade 12, and the arc-shaped opening groove is of a 'human' shape; the rotary blade can be more conveniently inserted into the stone soil in a mountain area, and can be more conveniently taken out of the soil under the drive of the rotating shaft, so that the whole stress of the rotary blade is more balanced, the breakage of the rotary blade caused by overlarge local stress of the rotary blade is prevented, and the service life of the rotary blade is prolonged; in addition, the arc-shaped blade 12 can be sharper through the friction of the stone soil in the use process, so that the stone soil can be ploughed more conveniently, and preferably, in order to prolong the service life of the arc-shaped blade 12, the arc-shaped blade is made of a steel alloy material with high wear resistance. When the rotary tillage cutter is used, soil is discharged outwards from two sides of the arc-shaped opening groove of the rotary tillage cutter, so that the soil breaking is easier, the arc-shaped cutting edge 12 enables the soil to be discharged from two sides of the human-shaped structure of the arc-shaped opening groove more uniformly, stones are not easy to take up, and accidents caused by the scattering of the stones are avoided.
Further, the rotary blade body further comprises a mounting device, and the mounting device is connected with the rotary blade body; the mounting device comprises an opening mounting sleeve; the opening mounting sleeve is of a cylindrical structure; the left end and the right end of the opening installation sleeve are respectively provided with a first opening baffle plate and a second opening baffle plate 22; the side surface of the opening mounting sleeve is fixedly connected with one end of the rotary tillage cutter body; the side opening of the opening installation sleeve is provided with a fastening device.
In order to facilitate the installation and use of the rotary blade body, the rotary blade body is also provided with an installation device, the installation device is arranged at the upper end of the rotary blade body as shown in fig. 1, the installation device 11 comprises an opening installation sleeve, the opening of the opening installation sleeve is arranged on the side surface of the opening installation sleeve, and the left end and the right end of the opening installation sleeve 21 are provided with a first opening baffle and a second opening baffle; the first opening baffle 20 and the second opening baffle 22 are annular sheets with openings; the left end and the right end of the opening mounting sleeve are respectively connected with a first opening baffle and a second opening baffle; the outer side of the opening mounting sleeve is welded with the upper end of the rotary tillage cutter body; an opening is reserved at the relative position of the welding part of the opening mounting sleeve; the fastening device is arranged at the opening of the opening installation sleeve, so that the installation of the rotary tillage cutter is facilitated.
Further, the fastening device comprises a threaded rod, a threaded connector and a sleeve connector; the threaded connecting piece and the sleeve connecting piece are respectively fixed on two opening ends of the opening installation sleeve, and when the threaded rod penetrates through the sleeve connecting piece and then is in threaded connection with the threaded connecting piece.
In particular, the fastening means are provided on both open ends of the opening mounting sleeve, preferably comprising a threaded rod 17, a threaded connection 18 and a socket 19; the socket joint piece is connected to the upper end of the opening installation sleeve, the threaded connecting piece is connected to the position, opposite to the socket joint piece, of the lower end of the opening installation sleeve, and when the socket joint piece is used, the threaded rod 17 is sleeved into the socket joint piece 19 and then is in threaded connection with the threaded connecting piece 18; preferably, the threaded connection member 18 and the sleeve member 19 are respectively welded at the lower end and the upper end of the opening mounting sleeve, and preferably, the threaded rod adopts a screw rod; the threaded connection 18 is a nut, so that in use, the threaded rod is inserted into the socket 19 and then screwed into the nut, thereby tightening the split mounting sleeve and clamping onto the connected rotating shaft.
Further, when the two opening ends of the opening installation sleeve are in contact with each other, the inner side of the opening installation sleeve is of a hexagonal structure.
Specifically, in order to enable the opening installation sleeve to be firmly fixed on the rotating shaft, after two opening ends of the opening installation sleeve are contacted, namely, when the opening installation sleeve is in a closed state, the inner side of the opening installation sleeve is of a hexagonal structure; therefore, the opening installation sleeve is firmly fixed on the hexagonal shaft through the hexagonal shaft matched with the opening installation sleeve, and the rotary tillage cutter can be firmly driven to rotate when the hexagonal shaft rotates.
Further, six arc-shaped protruding pieces with the same radian are respectively arranged on the first opening baffle piece and the second opening baffle piece; a first bayonet is arranged between the adjacent arc-shaped protruding pieces, and a second bayonet communicated with the first bayonet is arranged on the first opening baffle and the second opening baffle.
In order to ensure that the rotary blade can be stably sleeved on the hexagonal shaft when the fastening device is fastened; six arc-shaped protruding pieces with the same radian are respectively arranged on the first opening baffle plate and the second opening baffle plate; an opening, namely a second bayonet 25, is reserved between the adjacent arc-shaped protruding pieces; when the fastening device is fastened, the second bayonet between the adjacent arc-shaped protruding parts is gradually increased until the hexagonal shaft is clamped; the second bayonet 25 of the present invention thus has the effect of facilitating the fastening means to secure the rotary blade of the present invention in place.
In consideration of the use, a plurality of rotary blades are required to be arranged on one rotating hexagonal shaft, and in order to arrange as many rotary blades as possible, each rotary blade needs to be closely abutted and displacement of a single rotary blade needs to be prevented, so when the rotary blades are a plurality of rotary blades, adjacent rotary blades are contacted with each other through the first opening baffle and the second opening baffle; six arc-shaped protruding pieces 23 with the same radian on the first opening baffle plate and the second opening baffle plate are arranged into a circle at the sleeve joint openings at the left end and the right end of the opening installation sleeve; when in use, two first bayonets 10 on the opening baffle plates of adjacent rotary blades are combined into a round hole, so that a clamping piece can be arranged on the hexagonal shaft and extends out of each first bayonet of the rotary blade, and the rotary blade is tightly clamped on the hexagonal shaft; in order to better clamp the rotary blade on the hexagonal shaft, a second bayonet 25 communicated with the first bayonet is arranged at each first bayonet on the first opening baffle and each second opening baffle, so that the clamping piece of the hexagonal shaft is better placed in the first bayonet and the second bayonet, and the rotary blade is clamped on the rotating shaft.
When the rotary blade is used, the rotary blade is considered to be matched with other fixed rotary blades, and as shown in fig. 2, the arc-shaped protruding piece is an arc-shaped piece with a rectangular section; the upper surface of the arc-shaped protruding piece is an arc-shaped clamping surface and is used for supporting other cutter bodies; if the fixed cutter body is fixedly arranged close to the first opening baffle or the second opening baffle of the rotary blade when in use, the position of the fixed cutter body can change after a period of use, and in order to prevent the fixed cutter body from sliding downwards, the arc clamping surface 24 of the arc-shaped protruding piece plays a role in preventing friction between the fixed cutter and the hexagonal shaft and preventing displacement of the fixed cutter; the first bayonet 10 between the contact surfaces 4 is used for fixing a fixing piece and preventing the rotary blade of the invention from swinging left and right when in use; when a plurality of rotary blades are closely arranged, in order to enable the rotary blades to be closely arranged, the outer side face of the arc-shaped protruding piece is a contact face 4, so that the rotary blades can be closely abutted; preferably, the contact surface is a rough surface, so that adjacent rotary blades are more tightly abutted.
As shown in fig. 6, the rotary tillage mechanism comprises a movable shaft, a first fixed shaft and a second fixed shaft; one end of the movable shaft is connected with one end of the first fixed shaft through a first inclined rod; one end of the movable shaft is connected with one end of the second fixed shaft through a second inclined rod; threads are arranged at the other ends of the movable shaft, the first fixed shaft and the second fixed shaft; a plurality of first fixed cutters and second fixed cutters are respectively arranged on the first fixed shaft and the second fixed shaft, and a plurality of rotary tillage cutters are arranged on the moving shaft; the movable shaft is a hexagonal shaft; the rotary tillage cutter is detachably connected with the movable shaft.
As shown in fig. 6, the rotary tillage mechanism comprises a movable shaft, a first fixed shaft 2 and a second fixed shaft 8; the front end of the movable shaft is connected with the front end of the first fixed shaft 2 through the first inclined rod 1; the front end of the movable shaft is connected with the front end of a second fixed shaft 8 through a second inclined rod 7; threads are arranged at the rear ends of the movable shaft, the first fixed shaft and the second fixed shaft; when the rotary cultivator is used, the rear ends of the movable shaft, the first fixed shaft and the second fixed shaft are connected with the rotary cultivator body through threads. The first fixed shaft and the second fixed shaft are used for setting fixed cutters, and a plurality of rotary tillage cutters are tightly arranged on the movable shaft; the movable shaft is a hexagonal shaft; when the rotary tillage cutter is used, the hexagonal shaft passes through the opening mounting sleeve of each rotary tillage cutter and is fastened on the hexagonal shaft through the fastening device; when the number of rotary blades is multiple, one end of the clamping piece is connected with the hexagonal shaft; the other end is arranged in the first bayonet and the second bayonet, so that the positions of the first opening blocking piece and the second opening blocking piece are limited through the clamping piece, the position of the rotary blade is limited, and the rotary blade is more stable; the inside of the opening installation sleeve of the rotary tillage cutter is of a hexagonal hole structure; the hexagonal shaft of the moving shaft is matched with the opening mounting sleeve; realize the detachable connection of the rotary tillage cutter and the movable shaft; the contained angle of first dead lever and second dead lever is obtuse angle or acute angle to when using, when a plurality of dead knife was fixed on first dead axle and second dead axle, the dead knife can keep suitable distance with the arc protruding member of rotary blade, when the position of dead knife changed the arc card face that is close to the arc protruding member, the arc card face can play the supporting role to the dead knife, thereby prevented that dead knife and rotary blade body from taking place to contact, lead to mechanical accident.
Further, the spacing between the adjacent first fixed cutters is the same, the spacing between the adjacent second fixed cutters is the same, and each second fixed cutter is arranged on a second fixed shaft between the two adjacent first fixed cutters; the rotary tillage machine is characterized in that a plurality of rotary tillage blades are arranged on the moving shaft, and each rotary tillage blade is arranged on the moving shaft between the adjacent first fixed blade and second fixed blade. Further, all rotary tillage blades are staggered in the axial direction of the moving shaft. Further, the cutting edges of the first fixed cutter and the second fixed cutter are of a saw-tooth structure. The fixed knife is in a saw-tooth shape, and can effectively disperse a strand of thicker grass which is difficult to cut into a plurality of strands when in use, so that the fixed knife is easy to cut, and the weed cutting effect of the rotary tillage mechanism is enhanced.
Each rotary blade on the rotary tillage mechanism is tightly abutted, and the first bayonet 10 of two adjacent rotary blades is combined into a circular hole for placing a fixing pin for fixing the rotary blade; therefore, each rotary blade is not easy to swing left and right on the moving shaft, and the fixing is firmer.
In order to enable the rotary tillage mechanism to generate better rotary tillage, soil turning and weeding effects, all fixed blades and rotary tillage blades are arranged at intervals; specifically, all rotary blades 6 are spaced at the same distance on the moving shaft and are spirally distributed; preferably, the included angle between two adjacent rotary blades is 150 °. A fixed cutter connected with the first fixed shaft or the second fixed shaft is arranged between every two rotary blades; the spacing distance of all stationary knives is also the same. Preferably, the cutting edges of all the first fixed knives and the second fixed knives are of a saw-tooth structure, namely the first fixed knives and the second fixed knives are respectively a first saw-tooth fixed knife 3 and a second saw-tooth fixed knife 9, specifically, the cutting edge of the first fixed knife on the first fixed shaft faces downwards, and the cutting edge of the second fixed knife on the second fixed shaft faces upwards, so that weeds are conveniently turned over to the fixed knives during turning over, the weeds are more easily cut off, and winding of the rotary tillage mechanism by the weeds is avoided. The technical scheme of the invention can be better realized according to the description of the specification.
Claims (9)
1. The rotary blade is characterized by comprising a rotary blade body and a rotary tillage mechanism;
the rotary blade body comprises a rotary blade body; the rotary tillage cutter body comprises an arc-shaped open slot and an arc-shaped cutting edge; the section of the arc-shaped open slot is of a 'man' -shaped structure; the arc-shaped opening groove consists of a first arc-shaped piece and a second arc-shaped piece; the upper arc edge of the first arc-shaped sheet is fixedly connected with the upper arc edge of the second arc-shaped sheet through an arc-shaped cutting edge; the radians of the upper arc edge of the first arc-shaped sheet, the upper arc edge of the second arc-shaped sheet and the arc-shaped cutting edge are the same;
the rotary tillage mechanism comprises a movable shaft, a first fixed shaft and a second fixed shaft; one end of the movable shaft is connected with one end of the first fixed shaft through a first inclined rod; one end of the movable shaft is connected with one end of the second fixed shaft through a second inclined rod; threads are arranged at the other ends of the movable shaft, the first fixed shaft and the second fixed shaft; a plurality of first fixed cutters and second fixed cutters are respectively arranged on the first fixed shaft and the second fixed shaft, and a plurality of rotary tillage cutters are arranged on the moving shaft; the movable shaft is a hexagonal shaft; the rotary tillage cutter is detachably connected with the movable shaft.
2. The rotary blade of claim 1, wherein the rotary blade body further comprises a mounting device, the mounting device being coupled to the rotary blade body; the mounting device comprises an opening mounting sleeve; the opening mounting sleeve is of a cylindrical structure; the left end and the right end of the opening mounting sleeve are respectively provided with a first opening baffle and a second opening baffle; the side surface of the opening mounting sleeve is fixedly connected with one end of the rotary tillage cutter body; the side opening of the opening installation sleeve is provided with a fastening device.
3. The rotary blade of claim 2, wherein the fastening means comprises a screw, a threaded connection, and a socket; the threaded connecting piece and the sleeve connecting piece are respectively fixed on two opening ends of the opening installation sleeve, and when the threaded rod penetrates through the sleeve connecting piece and then is in threaded connection with the threaded connecting piece.
4. The rotary blade according to claim 3, wherein the inside of the opening mounting bush has a hexagonal structure when both open ends of the opening mounting bush are in contact with each other.
5. The rotary blade of claim 4, wherein six arc-shaped protruding pieces with the same radian are respectively arranged on the first opening baffle and the second opening baffle; a first bayonet is arranged between the adjacent arc-shaped protruding pieces, and a second bayonet communicated with the first bayonet is arranged on the first opening baffle and the second opening baffle.
6. The rotary blade of any one of claims 1-5, wherein the first arcuate blade and the second arcuate blade are at an acute angle, the angle being between 30 ° and 60 °.
7. The rotary blade of claim 1, wherein the spacing between adjacent first blades is the same and the spacing between adjacent second blades is the same, each second blade being disposed on a second fixed axis between two adjacent first blades; the rotary tillage machine is characterized in that a plurality of rotary tillage blades are arranged on the moving shaft, and each rotary tillage blade is arranged on the moving shaft between the adjacent first fixed blade and second fixed blade.
8. The rotary blade of claim 7, wherein all rotary blades are offset from each other in the axial direction of the shaft.
9. The rotary blade of claim 7 or 8, wherein the cutting edges of the first stationary blade and the second stationary blade are serrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711021687.7A CN107624278B (en) | 2017-10-26 | 2017-10-26 | Rotary tillage cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711021687.7A CN107624278B (en) | 2017-10-26 | 2017-10-26 | Rotary tillage cutter |
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| Publication Number | Publication Date |
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| CN107624278A CN107624278A (en) | 2018-01-26 |
| CN107624278B true CN107624278B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711021687.7A Active CN107624278B (en) | 2017-10-26 | 2017-10-26 | Rotary tillage cutter |
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| CN (1) | CN107624278B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU672352B3 (en) * | 1994-12-21 | 1996-09-26 | M & M Hegedus Pty Ltd | Improvements in agricultural implements |
| EP1389411A1 (en) * | 2002-06-12 | 2004-02-18 | Konepaja Timeka Oy | Apparatus and method for levelling of gravel road or corresponding non-paved ground and blade for removal of non-paved ground |
| CN103741732A (en) * | 2014-01-28 | 2014-04-23 | 冯绍军 | High-efficiency and energy-saving power-assistance lifting multifunctional loader controlled smoothly |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200966214Y (en) * | 2006-07-24 | 2007-10-31 | 盐城恒昌汽车配件有限公司 | Double herringbone cutter for cleaning stubble and loosing soil |
| ITPD20120324A1 (en) * | 2012-10-31 | 2014-05-01 | Valentini Antonio S R L | MILLING UNIT FOR ROTARY TILLER MACHINE |
| CN103797913B (en) * | 2014-03-04 | 2016-04-06 | 山东理工大学 | One digs stubble cleaning mincing and returning to the field device |
| CN207354824U (en) * | 2017-10-26 | 2018-05-15 | 汶川县嘉禾鑫农业机械有限责任公司 | A kind of rotary blade and rotary tillage mechanism |
-
2017
- 2017-10-26 CN CN201711021687.7A patent/CN107624278B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU672352B3 (en) * | 1994-12-21 | 1996-09-26 | M & M Hegedus Pty Ltd | Improvements in agricultural implements |
| EP1389411A1 (en) * | 2002-06-12 | 2004-02-18 | Konepaja Timeka Oy | Apparatus and method for levelling of gravel road or corresponding non-paved ground and blade for removal of non-paved ground |
| CN103741732A (en) * | 2014-01-28 | 2014-04-23 | 冯绍军 | High-efficiency and energy-saving power-assistance lifting multifunctional loader controlled smoothly |
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| CN107624278A (en) | 2018-01-26 |
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