CN113141795A

CN113141795A - Mechanized irrigation-removing rotary tillage working head for hilly and mountainous regions and working method thereof

Info

Publication number: CN113141795A
Application number: CN202110417480.1A
Authority: CN
Inventors: 张伟; 王国富; 苗虎; 纪敏; 金征
Original assignee: Beijing Forestry Machinery Research Institute Of State Forestry And Prairie Administration
Current assignee: Research Institute of Wood Industry of Chinese Academy of Forestry
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-07-23
Anticipated expiration: 2041-04-19
Also published as: CN113141795B

Abstract

The invention discloses a mechanized irrigation-removing rotary tillage working head for hilly and mountainous regions and a working method thereof, wherein the working head structure comprises a rack arranged on a traction device, a roll shaft is movably arranged on the rack, one end of the roll shaft is connected with a hydraulic transmission system, a tool apron is sleeved on the roll shaft, a tool is arranged on the tool apron, and the heights of the roll shaft and the transmission system can be adjusted; the frame both ends with the frame rear all is provided with the aggregate opening, aggregate opening department is provided with the backplate. The working method based on the working head can effectively improve the working efficiency, is convenient to maintain and adjust, lightens the labor intensity and further improves the mechanization degree of the work in hilly and mountainous areas.

Description

Mechanized irrigation-removing rotary tillage working head for hilly and mountainous regions and working method thereof

Technical Field

The invention relates to the fields of agriculture, forestry and grassland, in particular to a mechanized irrigation-removing rotary tillage working head for hilly and mountainous regions and a working method thereof.

Background

In the processes of forest tending, afforestation and soil preparation, bamboo forest cultivation and orchard soil loosening and weeding, irrigation removal and rotary tillage are indispensable, and most of operations can be completed by applying an engineering excavator and an agricultural rotary cultivator in the current stage of flat areas and under the dominant working condition in order to complete shrub weed removal, tillage, soil harrowing and land leveling operations. But in the processes of barren afforestation, forestation without forest lands, manual land-tracking updating, bamboo forest cultivation and orchard soil preparation under the condition of hilly and mountain lands with slope surfaces of 25 degrees, small machines and manual work are still used as main work.

Meanwhile, due to the influence of multiple factors such as soil characteristics, climatic characteristics, vegetation types and the like, different areas have different modes of cultivating and preparing the forest zones. Especially under the conditions of complex terrain, irregular operation site, other matching shortage and the like in hilly and mountainous areas, the problems that a common engineering excavator and an agricultural rotary cultivator are difficult to go up and down, small machines lack pertinence, are inconvenient to adjust and have low use efficiency are solved, the forest area operation cost is indirectly improved, and even the machines are not available, so that the problems of high labor intensity, insufficient labor force, low working efficiency and the like are caused.

Disclosure of Invention

The invention aims to provide a mechanized irrigation rotary tillage working head for hilly and mountainous regions and a working method thereof, which are used for solving the problems in the prior art, are suitable for irrigation removal and rotary tillage in the areas with complex terrains and irregular operation sites, and are convenient to work and high in efficiency.

In order to achieve the purpose, the invention provides the following scheme:

the invention provides a mechanized irrigation rotary tillage working head for hilly and mountainous regions, which comprises a rack arranged on a traction device, wherein a roller shaft is movably arranged on the rack, one end of the roller shaft is connected with a transmission system, a cutter holder is sleeved on the roller shaft, a cutter is arranged on the cutter holder, and the heights of the roller shaft and the transmission system can be adjusted; the frame both ends with the frame rear all is provided with the aggregate opening, aggregate opening department is provided with the backplate.

Optionally, the roll shaft is evenly sleeved with a plurality of disc type tool holders, each tool holder is annularly provided with a plurality of tool mounting positions so as to be suitable for mounting of tools with different quantities and angles, and the tools can adopt rotary tillage tools or irrigation removal tools.

Optionally, the rack includes an upper guard plate, two ends of the upper guard plate are fixedly connected with a left side plate and a right side plate respectively, lower ends of inner sides of the left side plate and the right side plate are connected with a rear dragging plate respectively, an opening is arranged in the middle of the rear dragging plate, and a triangular guard plate is mounted at the opening; the left side sliding groove has been seted up on the left side board, the right side sliding groove has been seted up on the right side board, the roller both ends are worn to locate respectively in left side sliding groove and the right side sliding groove, just the roller can reciprocate the adjustment and fix in left side sliding groove and the right side sliding groove.

Optionally, lug plates are fixedly arranged on the outer sides of the left side plate and the right side plate, through holes are formed in the lug plates, threaded rods penetrate through the through holes and are arranged at two ends of the left side sliding groove and the right side sliding groove, and the threaded rods are fixedly connected with the lug plates through upper nuts positioned above the through holes; a bearing seat is arranged at the lower part of the threaded rod at the left side plate in a penetrating manner, and a lower nut in threaded connection with the threaded rod at the left side plate is arranged at the outer bottom of the bearing seat; a hydraulic motor tray is arranged at the lower part of the threaded rod at the right side plate in a penetrating manner, and a lower nut in threaded connection with the threaded rod at the right side plate is arranged at the outer bottom of the hydraulic motor tray; the hydraulic motor tray is fixedly provided with a hydraulic motor, the hydraulic motor is in transmission connection with the roller shaft, and one end of the roller shaft, far away from the hydraulic motor, is assembled on the bearing seat through a bearing.

Optionally, the tool apron is of a disc type structure, a mounting groove is formed in the circumferential side wall of the tool apron, a circle of arc holes are symmetrically and uniformly arranged on the two side faces of the tool apron in a surrounding mode, the base of the tool is inserted into the mounting groove, a connecting hole is formed in the base of the tool, a locking nut penetrates through the arc holes and is used for penetrating through the connecting hole and connecting the base of the tool with the tool apron in a fixed mode.

Optionally, the outer sides of the lower parts of the left side plate and the right side plate are connected with limiting plates through bolts, an anti-grass-winding plate is arranged between the two limiting plates, a plurality of grids are uniformly arranged on the anti-grass-winding plate, the limiting plates and the grass-winding plate are both located below the roller shaft, and a cutter on the roller shaft can penetrate through the grids on the anti-grass-winding plate; the middle of the limiting plate is provided with a groove, the side walls at the two ends of the limiting plate are uniformly provided with a plurality of bolt holes which are arranged in the vertical direction, and bolts which are fixedly connected with the left side plate or the right side plate penetrate through the bolt holes.

Optionally, a spring is arranged on the threaded rod in a penetrating mode, and the spring is located between the lug plate and the hydraulic motor tray or between the lug plate and the bearing seat.

Optionally, the upper guard plate includes a first guard plate and a second guard plate, the second guard plate is a double-layer plate-shaped structure with a gap, one end of the first guard plate is fixedly connected with the left side plate, the other end of the first guard plate movably penetrates through the gap of the second guard plate, and one end of the second guard plate, which is far away from the first guard plate, is fixedly connected with the right side plate; the upper part of the second guard plate is hinged with a horizontally arranged hydraulic oil cylinder, and the tail end of a hydraulic rod of the hydraulic oil cylinder is hinged with the upper part of the first guard plate.

Optionally, the hydraulic motor tray is inside cavity and top and outside open-ended cube structure, hydraulic motor tray both sides wall top level is provided with the connection edge of a wing of symmetry, offer on the connection edge of a wing and be used for wearing to establish the through-hole of threaded rod, the hydraulic motor tray is close to the shaft hole has been seted up on the lateral wall of right side board, roller one end is passed the shaft hole is connected with being located hydraulic motor transmission on the hydraulic motor tray.

The invention also provides a working method of the mechanized irrigation rotary tillage working head for hilly and mountainous regions, which comprises the following steps:

step one, installing a required cutter structure and the installation angle and gap of a cutter according to different operation requirements, disassembling and assembling an anti-tangling grass board according to requirements, adjusting the operation width and the operation depth according to different operation environments, and installing a working head on a power chassis after the adjustment is finished;

step two, performing irrigation removal operation, namely opening a triangular guard plate on the rear dragging plate, and installing the required cutter by adopting a cutter installation mode that two ends of the roll shaft present opposite directions to the center; the power chassis drives the working head to carry out irrigation and drainage operation;

step three, generally carrying out rotary tillage operation, replacing the type, the installation angle and the cutter clearance of a rotary tillage cutter according to different operation requirements, and installing the rotary tillage cutter on a cutter holder in different spiral line modes according to different material conveying directions;

step four, performing horizontal step type soil preparation operation, wherein rotary tillage is required to be performed on an operation area for two times, a rotary tillage working head is arranged on a power chassis in front, and cutter gaps are arranged at the minimum; firstly, manually forming a 2m x 2m horizontal starting position along the direction of each contour line, driving a working head to perform operation from the top of a mountain downwards by a power chassis, loosening soil, discharging soil to one side of the mountain downwards, accumulating soil required by ridge building, and processing horizontal steps; and the second rotary tillage is performed, soil is evenly distributed according to levels, the ground surface is leveled, and the tillage depth is further increased.

And fifthly, taking and classifying the soil in layers, quickly adjusting the tilling depth according to the thicknesses of the surface soil, the raw soil and the ripe soil layer, and arranging the cutters of the rotary cultivator according to the requirement of discharging the soil to one side.

Compared with the prior art, the invention has the following technical effects:

the invention realizes mechanized rotary tillage and irrigation based on hilly and mountainous areas, conveniently adjusts the operation width and the operation depth, conveniently adjusts the installation distance, the angle and the number of the cutters, simultaneously has a roll shaft vibration reduction and overload protection device and a grid type grass winding prevention device, and can realize multiple purposes. The operation efficiency can be effectively improved, the maintenance and the adjustment are convenient, the labor intensity is reduced, and the mechanization degree of the operation in hilly and mountainous areas is further improved. The operation degree of depth is adjusted through limiting plate height and roller height. The limiting plates are positioned at the lower parts of the two side walls and connected to the rack through bolts, and the limit of the tilling depth is realized by a plurality of rows of mounting bolts; the spring has the effects that when the rotary tillage operation is performed in a region with complicated geology and hard stones are randomly distributed in soil, and when the roller shaft cutter is contacted with the hard stone and can not continuously rotate, the spring is compressed under the action of upward suddenly increasing the load, and the roller shaft moves upwards to avoid the position of the hard stone, so that the overload protection operation is performed; the working width is adjusted by a hydraulic oil cylinder. Go up the backplate left side and be the individual layer, the right side is the bilayer, and the left side inserts right side both sides clearance department during the installation, and the width is adjusted under hydraulic cylinder's drive to reach the purpose of adjustment operation width through the dismouting blade holder.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural view of a mechanized irrigation and rotary tillage working head in hilly and mountainous areas of the invention;

FIG. 2 is a left side view of the mechanized rotary tillage working head for irrigation in hilly and mountainous areas of the invention;

FIG. 3 is a right side view of the mechanized rotary tillage working head for irrigation in hilly and mountainous areas of the invention;

FIG. 4 is a schematic view of a hydraulic motor tray configuration of the present invention;

FIG. 5 is a schematic view of a tool holder according to the present invention;

FIG. 6 is a schematic view of the tool holder and the roller assembly of the present invention;

FIG. 7 is a schematic view of the tool, tool holder and roller mounting of the present invention;

FIG. 8 is a schematic view of the installation of the rotary tillage cutter and the cutter base of the present invention;

FIG. 9 is a schematic view of the installation of the irrigation/drainage tool and the tool holder of the present invention;

FIG. 10 is a schematic view of a rotary tillage cutter of the present invention;

FIG. 11 is a schematic view of the structure of the irrigation and drainage tool of the present invention;

FIG. 12 is a schematic view of the connection of a limiting plate and a weeding plate according to the invention;

FIG. 13 is a schematic view of the working states of the cutter and the grass-wrapping prevention plate according to the present invention;

FIG. 14 is a schematic view of the connection position of the grid and the connector of the grass-wrapping prevention plate according to the present invention;

the device comprises a power machine, a power transmission device and a control device, wherein 100 is a mechanized irrigation rotary tillage working head for hilly and mountainous regions, 1 is a hydraulic oil cylinder, 2 is a right side plate, 3 is an upper protection plate, 4 is an ear plate, 5 is an upper nut, 6 is a through hole, 7 is a spring, 8 is a threaded rod, 9 is a lower nut, 10 is a hydraulic motor tray, 11 is a rear dragging plate, 12 is a triangular protection plate, 13 is a bearing seat, 14 is a roll shaft, 15 is a tool seat, 16 is a left side sliding groove, 17 is a rotary tillage tool, 18 is a locking nut, 19 is an irrigation tool, 20 is an arc hole, 21 is a left side plate, 22 is a left side plate, 23 is a right side aggregate plate, 24 is a right side sliding groove, 25 is a hanging ring, 26 is a hydraulic motor, 27 is a limiting plate, 28 is an anti-winding plate, 29 is a connector, and 30 is a soil.

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 order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1-14, the present invention provides a mechanized irrigation-removing rotary tillage working head 100 for hilly and mountainous regions, which comprises a frame mounted on a traction device, wherein a roller shaft 14 is movably mounted on the frame, one end of the roller shaft 14 is connected with a transmission system, a cutter holder 15 is sleeved on the roller shaft 14, a cutter is mounted on the cutter holder 15, and the heights of the roller shaft 14 and the transmission system can be adjusted; frame both ends and frame rear all are provided with the material collecting opening, are provided with the detachable backplate on the material collecting opening, and rear material collecting opening is protected through triangle backplate 12 at ordinary times, and both ends material collecting opening is seted up on the curb plate at frame both ends, and the mouth board 22 that gathers materials through the left side at ordinary times and the mouth board 23 protection that gathers materials on the right side. A plurality of tool holders 15 are uniformly sleeved on the roller shaft 14, and a plurality of cutters are annularly arranged on each tool holder 15 and are rotary tillage cutters 17 or irrigation removing cutters 19.

Specifically, the frame comprises an upper guard plate 3, a left side plate 21 and a right side plate 2 are fixedly connected to two ends of the upper guard plate 3 respectively, and hanging rings 25 are arranged above the left side plate 21 and the right side plate 2, so that the hoisting, moving and transporting are facilitated; the lower ends of the inner sides of the left side plate 21 and the right side plate 2 are respectively connected with a rear dragging plate 11, the middle part of the rear dragging plate 11 is provided with an opening, and a triangular guard plate 12 is arranged at the opening; the left side board 21 is provided with a left side sliding groove 16, the right side board 2 is provided with a right side sliding groove 24, two ends of the roller shaft 14 are respectively arranged in the left side sliding groove 16 and the right side sliding groove 24 in a penetrating manner, and the roller shaft 14 can move up and down in the left side sliding groove 16 and the right side sliding groove 24. The upper guard plate 3 comprises a first guard plate and a second guard plate, the second guard plate is of a double-layer plate-shaped structure with a gap, one end of the first guard plate is fixedly connected with the left side plate 21, the other end of the first guard plate movably penetrates through the gap of the second guard plate, and one end, far away from the first guard plate, of the second guard plate is fixedly connected with the right side plate 2; the top of the second guard plate is hinged with a hydraulic oil cylinder 1 which is horizontally arranged, and the tail end of a hydraulic rod of the hydraulic oil cylinder 1 is hinged with the top of the first guard plate. The operation width is adjusted through hydraulic cylinder 1, and the width is adjusted under the drive of hydraulic cylinder 1 to reach the purpose of adjusting the operation width through dismouting blade holder 15.

Preferably, the outer sides of the left side plate 21 and the right side plate 2 are both fixedly provided with lug plates 4, the lug plates 4 are provided with through holes 6, threaded rods 8 penetrate through the through holes 6, the threaded rods 8 are symmetrically arranged at two ends of the left side sliding groove 16 and the right side sliding groove 24, and the threaded rods 8 are fixedly connected with the lug plates 4 through upper nuts 5 positioned above the through holes 6; a bearing seat 13 is arranged at the lower part of the threaded rod 8 positioned at the left side plate 21 in a penetrating way, and a lower nut 9 in threaded connection with the threaded rod 8 positioned at the left side plate 21 is arranged at the outer bottom of the bearing seat 13; a hydraulic motor tray 10 is arranged at the lower part of a threaded rod 8 positioned at the right side plate 2 in a penetrating way, a lower nut 9 in threaded connection with the threaded rod 8 positioned at the right side plate 2 is arranged at the outer bottom of the hydraulic motor tray 10, a spring 7 is arranged on the threaded rod 8 in a penetrating way, and the spring 7 is positioned between the lug plate 4 and the hydraulic motor tray 10 or between the lug plate 4 and a bearing seat 13; the hydraulic motor tray 10 is fixedly provided with a hydraulic motor 26, the hydraulic motor 26 is in transmission connection with the roll shaft 14, and one end of the roll shaft 14 far away from the hydraulic motor 26 is arranged on the bearing block 13 through a bearing. The working depth is adjusted by the height of the stopper plate 27 and the height of the roller shaft 14. The limit plates 27 are positioned at the lower parts of the two side walls and connected to the rack through bolts, and the limit of the tilling depth is realized by a plurality of rows of mounting bolts. The hydraulic motor and the bearing seat 13 are respectively installed at two ends of the roller shaft 14, a roller shaft 14 installation groove is processed on the side wall of the rack to limit the front and back linear motion of the roller shaft 14, the threaded rod 8, the nut, the spring 7 and the lug plate 4 limit the up and down linear motion of the roller shaft 14, and meanwhile, the distance between the roller shaft 14 and the ground can be adjusted by adjusting the position of the nut to adjust the tilling depth. The effect of spring 7 is that, when the rotary tillage operation takes place in the area that the geology is complicated, when hard stone distributes at random in the soil, when roller 14 cutter contacted the unable rotary motion of continuation of hard stone, spring 7 compressed under the effect of ascending abrupt increase load, roller 14 upward movement, kept away the hard stone position, played overload protection's operation.

The tool apron 15 is of a disc type structure, a mounting groove is formed in the circumferential side wall of the tool apron 15, a circle of arc holes 20 are uniformly and symmetrically arranged on the two side faces of the tool apron 15 in a surrounding mode, the base of the tool is of a sheet type, the base of the tool is inserted into the mounting groove, a connecting hole is formed in the base of the tool, a locking nut penetrates through the arc holes 20, and the locking nut is used for penetrating through the connecting hole and fixedly connecting the tool base with the tool apron 15. The cutter is mounted on the cutter holder 15 through the lock nut 18, and the inclination angle and the mounting angle of the cutter can be adjusted by adjusting the mounting position of the lock nut 18 on the arc hole 20. The outer sides of the lower parts of the left side plate 21 and the right side plate 2 are connected with limiting plates 27 through bolts, an anti-grass-winding plate 28 is arranged between the two limiting plates 27, a plurality of grids are uniformly arranged on the anti-grass-winding plate 28, the limiting plates 27 and the grass-winding plate are both positioned below the roll shaft 14, and a cutter on the roll shaft 14 can penetrate through the grids on the anti-grass-winding plate 28; the middle of the limiting plate 27 is provided with a groove, the side walls of the two ends of the limiting plate 27 are uniformly provided with a plurality of vertically arranged bolt holes, and bolts fixedly connected with the left side plate 21 or the right side plate 2 penetrate through the bolt holes. The grass-winding prevention plate 28 can be detached without the hidden danger of grass winding. The grass-winding preventing plate 28 is in a grid type, each grid is a movement space of a cutter, when the cutter moves downwards, soil or shrubs are cut, when the cutter moves backwards, plants are cut or removed under the limitation of the grids, the grids of the grass-winding preventing plate 28 are connected with the connectors 29 through bolts, and the connectors 29 are fixedly connected with the limiting plates 27 at two ends, so that the grass-winding preventing plate can be conveniently disassembled and assembled to adapt to different widths.

The hydraulic motor tray 10 is inside cavity and top and outside open-ended cube structure, and hydraulic motor tray 10 both sides wall top level is provided with the connection edge of a wing of symmetry, offers the perforation that is used for wearing to establish threaded rod 8 on the connection edge of a wing, has offered the shaft hole on the lateral wall that hydraulic motor tray 10 is close to

right side board

2, and 14 one end of roller is passed the shaft hole and is connected with the hydraulic motor 26 transmission that is located on hydraulic motor tray 10.

The invention relates to a mechanized rotary tillage working head for irrigation removal in hilly and mountainous areas, which is suitable for mechanized rotary tillage industry and irrigation removal operation in hilly and mountainous areas, in particular to operation on slopes of 25 degrees or more, and is arranged on a power chassis during working, wherein the working method comprises the following steps:

in the operation process, the rotating speed of the working head and the advancing speed of the chassis are respectively driven by the hydraulic motor, and the hydraulic flow knob of the remote controller can be quantitatively and accurately adjusted, so that the matching of the rotating speed of the working head and the advancing speed of the power chassis is realized.

When the irrigation and drainage operation is carried out, if the operation ground surface mainly comprises weeds or seedling plants, a grass cutter and an anti-winding device can be arranged on the roll shaft 14; if the operation ground surface mainly comprises shrubs or vines with larger branch diameters, a milling type irrigation removing cutter and an anti-grass winding device need to be installed on the roll shaft 14. The cutter mounting mode that two ends of the roll shaft 14 present opposite directions to the center is adopted, the middle triangular guard plate 12 of the rear protection plate is opened, and broken residues are accumulated to the central position for storage and transportation.

When rotary tillage is carried out, different types of rotary tillage cutters 17 and installation modes are installed on the roller shafts 14 according to different operation requirements.

The cutter is arranged on the cutter holder 15 in a spiral line manner, and the spiral line direction is fixed leftwards or rightwards when soil is conveyed from one side. When the soil is evenly distributed, two spiral lines penetrate through the whole width from two ends of the roll shaft 14 to the other side respectively, and the spiral directions are opposite. In the middle position, the spiral lines are opposite from the two ends of the roll shaft 14 to the center. The direction of material delivery is controllable in the operation process, realizes respectively to one side transport, middle transport, evenly distributed soil saw-dust and other materials. The functions of leveling the earth surface and throwing or stacking materials are realized.

In the horizontal step soil preparation operation process, the working head can be directly used for making horizontal step terrains, the width is adjusted according to the width of the horizontal step, a rotary tillage cutter 17 is installed on a roller shaft 14 according to a front rotary tillage mode, the rotary tillage cutter 17 is arranged according to the purpose of discharging soil to one side, rotary tillage cutter heads are arranged in an expected relatively dense mode in the axial direction according to the soil discharging requirement, and the working head has a powerful soil transporting function in the soil breaking operation.

During operation, a horizontal starting position of 2m × 2m square is manually opened along a contour line on a soil schematic 30 to be operated, the working head is arranged on the power chassis in a front mode, the power chassis pushes the working head to perform operation from the top of a mountain downwards, and the working head loosens soil and discharges soil in the direction below the mountain. The horizontal step soil preparation is completed, rotary tillage is generally carried out twice from the top of a mountain to the feet of the mountain, the first rotary tillage aims at processing steps, a rotary cultivator discharges soil to one side, and the redundant soil is discharged to the stratum; the second rotary tillage is to cultivate, distribute and compact the soil according to layers, and the rotary tillage width is adjusted to be smaller than the horizontal step width, so that the step height is prevented from being influenced.

If ridges need to be built simultaneously in the horizontal step type soil preparation operation process, the rotary tillage width is adjusted to be equal to the horizontal step width in the two-step rotary tillage process, the soil discharge port on one side is closed, and a plurality of groups of rotary tillage cutters on one side of the mountain foot are dismantled according to the ridge width, so that soil is accumulated along the step edge.

In the horizontal groove type soil preparation operation process, the working head can be used for loosening and crushing the soil in the groove pit according to the thickness layering of surface soil, raw soil and mellow soil after the soil preparation is finished, and accumulating the soil to one side of the groove edge. The roller shaft 14 is provided with a rotary tillage cutter 17, the rotary tillage cutter 17 is arranged according to the purpose of discharging soil to one side, and the tillage depth is quickly and conveniently adjusted to realize layered soil sampling and classification so as to realize different purposes.

When the rotary tillage operation of removing irrigation under forest and crown is carried out, the roller shaft 14 can be shortened, and part of the tool rest and the tool can be disassembled, so that the operation width is reduced, and the flexibility of the machine is improved.

In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims

1. The utility model provides a mechanized rotary tillage working head that removes irrigation in hills mountain region which characterized in that: the device comprises a rack arranged on a traction device, wherein a roll shaft is movably arranged on the rack, one end of the roll shaft is connected with a transmission system, a cutter holder is sleeved on the roll shaft, a cutter is arranged on the cutter holder, and the heights of the roll shaft and the transmission system can be adjusted; the frame both ends with the frame rear all is provided with the aggregate opening, aggregate opening department is provided with the backplate.

2. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 1, characterized in that: the roller shaft is evenly sleeved with a plurality of disc type tool holders, each tool holder is annularly provided with a plurality of tool mounting positions so as to be suitable for mounting tools with different quantities and angles, and the tools can adopt rotary tillage tools or irrigation removal tools.

3. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 1, characterized in that: the frame comprises an upper guard plate, a left side plate and a right side plate are fixedly connected to two ends of the upper guard plate respectively, the lower ends of the inner sides of the left side plate and the right side plate are connected with a rear dragging plate respectively, an opening is formed in the middle of the rear dragging plate, and a triangular guard plate is mounted at the opening; the left side sliding groove has been seted up on the left side board, the right side sliding groove has been seted up on the right side board, the roller both ends are worn to locate respectively in left side sliding groove and the right side sliding groove, just the roller can reciprocate the adjustment and fix in left side sliding groove and the right side sliding groove.

4. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 3, characterized in that: the outer sides of the left side plate and the right side plate are fixedly provided with lug plates, through holes are formed in the lug plates, threaded rods penetrate through the through holes and are arranged at two ends of the left side sliding groove and the right side sliding groove, and the threaded rods are fixedly connected with the lug plates through upper nuts positioned above the through holes; a bearing seat is arranged at the lower part of the threaded rod at the left side plate in a penetrating manner, and a lower nut in threaded connection with the threaded rod at the left side plate is arranged at the outer bottom of the bearing seat; a hydraulic motor tray is arranged at the lower part of the threaded rod at the right side plate in a penetrating manner, and a lower nut in threaded connection with the threaded rod at the right side plate is arranged at the outer bottom of the hydraulic motor tray; the hydraulic motor tray is fixedly provided with a hydraulic motor, the hydraulic motor is in transmission connection with the roller shaft, and one end of the roller shaft, far away from the hydraulic motor, is assembled on the bearing seat through a bearing.

5. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 2, characterized in that: the tool apron is of a disc type structure, a mounting groove is formed in the circumferential side wall of the tool apron, a circle of arc holes are uniformly and symmetrically arranged on the two side faces of the tool apron in a surrounding mode, the base of the tool is inserted into the mounting groove, a connecting hole is formed in the base of the tool, a locking nut penetrates through the arc holes and is used for penetrating through the connecting hole and enabling the tool base to be fixedly connected with the tool apron.

6. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 4, characterized in that: the outer sides of the lower parts of the left side plate and the right side plate are connected with limiting plates through bolts, an anti-winding grass plate is arranged between the two limiting plates, a plurality of grids are uniformly arranged on the anti-winding grass plate, the limiting plates and the grass winding plate are both positioned below the roller shaft, and a cutter on the roller shaft can penetrate through the grids on the anti-winding grass plate; the middle of the limiting plate is provided with a groove, the side walls at the two ends of the limiting plate are uniformly provided with a plurality of bolt holes which are arranged in the vertical direction, and bolts which are fixedly connected with the left side plate or the right side plate penetrate through the bolt holes.

7. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 4, characterized in that: wear to be equipped with the spring on the threaded rod, the spring is located the otic placode with between the hydraulic motor tray, or the spring is located the otic placode with between the bearing frame.

8. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 3, characterized in that: the upper guard plate comprises a first guard plate and a second guard plate, the second guard plate is of a double-layer plate-shaped structure with a gap, one end of the first guard plate is fixedly connected with the left side plate, the other end of the first guard plate movably penetrates through the gap of the second guard plate, and one end, far away from the first guard plate, of the second guard plate is fixedly connected with the right side plate; the upper part of the second guard plate is hinged with a horizontally arranged hydraulic oil cylinder, and the tail end of a hydraulic rod of the hydraulic oil cylinder is hinged with the upper part of the first guard plate.

9. The mechanized rotary tillage working head of removing irrigation of hilly and mountainous areas of claim 4, characterized in that: the hydraulic motor tray is inside cavity and top and outside open-ended cube structure, hydraulic motor tray both sides wall top level is provided with the connection edge of a wing of symmetry, offer on the connection edge of a wing and be used for wearing to establish the through-hole of threaded rod, the hydraulic motor tray is close to the shaft hole has been seted up on the lateral wall of right side board, roller one end is passed the shaft hole is connected with being located hydraulic motor transmission on the hydraulic motor tray.

10. A working method of a mechanized irrigation rotary tillage working head in hilly and mountainous regions is characterized in that: the method comprises the following steps: