CN214961118U - Circle cutting and circle mining mechanism for shrub and grass - Google Patents

Abstract

The utility model discloses a shrub circular cutting and circular picking mechanism, which comprises a cutter head carried on a mechanical arm, wherein the cutter head is driven by a motor to rotate; a restraint body for intercepting the position of the grass-irrigating strip is arranged on the cutter head in an outward launching manner from the center of the cutter head, and the cutter head is coated by the restraint body in an annular array manner; the cutter head bottom has the conical surface, and the cutter head outer lane has hook type cutting edge, and it is mainly to brush the grass clump and realize the edge circular cutting, draws and cuts the operation such as, and it is more diversified to the pruning form of grass clump, and is abundanter, can accord with actual demand more.

Description

Circle cutting and circle mining mechanism for shrub and grass

Technical Field

The utility model relates to an bush maintenance of equipment field, more specifically the mechanism is adopted to circle of saying so relates to a bush circle.

Background

The windbreak and sand fixation bush has the advantages of fast growth, easy survival, strong windbreak and sand fixation capability, capability of adapting to the climate and the characteristic of less water in arid regions, and relatively low requirement on the opposite conditions, thereby being widely used for the control of the desert. In the management of the tree species, according to the biological characteristics of the tree species, the tree species needs to be cut for a certain length every 3 to 5 years, otherwise, the tree species can fade and die, the survival rate of the tree species in desert treatment is greatly influenced, and the reduction of the survival rate needs to continuously supplement new tree species to fill the vacancy. The current operation method and equipment mainly take a thick whole plant cutting means, the roughness of the earth surface is reduced after operation, and a large amount of sand substances are lost under the erosion of strong wind, so that the roots of tree species are exposed, thus aggravating recession and death, and achieving the purpose of enhancing tillering capability and growing thick and straight branches, so that a stubble leveling cutter which is convenient for quantifying, shaping and trimming shrubs is urgently needed.

Disclosure of Invention

In view of this, the utility model aims at providing a mechanism is adopted to shrub circle of cutting, it mainly realizes marginal circular cutting to the shrub, draws and cuts the operation such as, and it is more diversified to the pruning form of shrub, and is abundanter, can accord with actual demand more.

In a first aspect, the application provides a shrub and grass ring cutting and circle picking mechanism, which comprises a cutter head carried on a mechanical arm, wherein the cutter head is driven by a motor to rotate; a restraint body for intercepting the position of the grass-irrigating strip is arranged on the cutter head in an outward launching manner from the center of the cutter head, and the cutter head is coated by the restraint body in an annular array manner; the bottom of the cutter head is provided with a conical surface, and the outer ring of the cutter head is provided with a hook-type cutting edge.

When the mechanical arm is specifically arranged, the mechanical arm has freedom degrees in multiple directions such as up, down, left, right, rotation and the like.

When the cutter head is arranged, a cutter shaft is arranged at the center of the cutter head and is connected with a rotor of a motor, the motor is carried on a bearing seat, and the bearing seat is connected with a mechanical arm; the restraint body is fixed on the bearing seat. The cutter head rotates and the restraint body does not move by rotating the motor.

When the restraining body is implemented, a circle of reinforcing ring is arranged on the restraining body to improve the circumferential bending resistance of the restraining body.

When the restraint body is specifically arranged, the restraint body is of a linear structure, and the restraint length is greater than the radius of the cutter head. The constraining body not only restrains the position of the grass-irrigating strip, thereby facilitating the cutter head to cut off the grass-irrigating strip; meanwhile, the cutter head is protected, and the cutter head is prevented from touching stones to damage the cutting edges during cutting.

When specifically setting up above-mentioned about body, about body is the loop configuration, and about body's both ends distribute in the upper and lower both sides of blade disc, and the upside is connected with the sword cover, and the downside is through the one-by-one about body connection and fretwork setting of will restricting of ring. The restraint body under the structure has the advantages that the cutter head is protected, the cutting capability of the cutter head is improved, and meanwhile, the safety factor is also improved, for example, after a human body contacts with the restraint body, the restraint body rotates smoothly, the human body cannot be accidentally injured, and the protection effect is good; and when the shrub is pruned, the restraint body can not block the shrub branches.

In addition, when the constraining body is applied, the constraining body is in a bent state at the blade position and is opposite to the hook blade in a bent direction. The branches can be cut in a binding mode at one time, and the knife edge is smoother.

When the constraining body is specifically arranged, the radial section of the constraining body is of a triangular structure. The bending strength of the restraint body can be improved, and the shrub can be conveniently coiled and harvested by pressing from the top of the shrub.

When the cutter head is arranged specifically, hook cutter heads are uniformly arranged on the edge of the cutter head, and cutting edges are machined at the hooks.

On the basis, when the hook tool bit is specifically arranged, the distance between the adjacent blade edge pieces is slightly larger than the distance between the adjacent constraining bodies; this structural feature determines how much feed is per cut.

When the size of the cutter head is specifically set, the disc diameter of the cutter head is smaller than the maximum diameter of the single shrub; so as to conveniently carry out the central circle mining of the shrub and grass.

The beneficial effects of the utility model reside in that following several:

the utility model provides a blade disc, the circle that mainly is to going on ration, design to the bush is adopted, and it can cut off and remain the middle part to the bush all around, has promoted the ability of preventing wind and fixing sand, kills two birds with one stone.

The cutter head key of the cutter head is convenient to cut from the center of the bush, namely the cutting type, and the bush trimmed by the method does not change the size of the bush but improves the survival rate of the bush; but also is more efficient than peripheral cuts.

The application and the arrangement of the constraining body and the hook type blade have larger throughput capacity on the straw bundle branches and more efficient cutting.

Drawings

Fig. 1 is an oblique perspective structure schematic diagram of the circle mining mechanism of the present application.

Fig. 2 is a schematic view of an oblique bottom perspective structure of the circle mining mechanism of the present application.

Fig. 3 is a side view structural diagram of the cutter head of the present application.

Fig. 4 is a schematic view of a connection structure of the load bearing seat and the constraining body according to the present application.

FIG. 5 is a schematic view of a linear structure of the constraining body of the present application.

Fig. 6 is a schematic structural view of the constraining body of the present application with a triangular cross section.

Fig. 7 is a schematic diagram of the effect of the circle mining process of the present application.

Fig. 8 is a schematic view of the circle mining type structure of the present application (a is sector circle mining, b is undercut circle mining, and c is circular cut circle mining).

In the figure, a cutter head 1, a conical surface 1.1, a hook type cutting edge 1.2, a restraint body 2, a motor 3, a bearing seat 4 and a mechanical arm 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more clear, the present application will be further described in detail with reference to the accompanying drawings.

For the convenience of understanding the circle acquisition mechanism provided in the embodiments of the present application, an application scenario thereof will be described first.

The shrub can adapt to the characteristics of drought region climate and water shortage, and has relatively low requirement on the condition of the land, so the shrub is largely used for the treatment of the desert, and according to the scientific treatment basis, the shrub needs to be cut off for a certain length every 3 to 5 years according to the biological characteristics of the shrub, otherwise, the shrub can fade and die; therefore the utility model provides a cutting tool bit mechanism, mainly be to prevent wind the tool bit structure of the flat stubble that the bush of fixing sand goes on, the bush uses branch cluster structure as the main, in the improvement of desert, local "the unattended" will cause the large tracts of land to infect the formula "sink" very fast; the existing cutting operation is mainly based on a rough whole plant cutting method, is approximately cut off by bottom-digging, reduces the roughness of the earth surface after the bottom-digging cutting operation in the desert control, and leads the roots of the tree species to be exposed due to a large amount of sand loss under the erosion of strong wind, thereby aggravating the decline and death, which is contrary to the actual effect and can not achieve the expected effect. To this problem, this application provides cutter head mechanism, and it can realize carrying out peripheral link, central drawing to bush and cutting, operations such as ration pruning, no longer carries out the total cutting to bush, has richened the mode type of cutting off to promote desert's prevention and cure effect.

For clear understanding of the technical solutions of the present application, the following detailed description will be made on the chassis provided in the present application with reference to specific embodiments and accompanying drawings.

The terminology used in the following examples is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the specification of the present application and the appended claims, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, such as "one or more", unless the context clearly indicates otherwise. It should also be understood that in the following embodiments of the present application, "at least one", "one or more" means one, two or more.

Fig. 1 and 2 show the structure of the front and back surfaces of the circle mining mechanism, the circle mining mechanism mainly comprises a cutter head 1 carried on a mechanical arm 5, and the cutter head 1 is driven by a motor 3 to rotate, wherein the mechanical arm 5 has freedom degrees in multiple directions such as up, down, left, right, rotation and the like, and the mechanical arm 5 drives the cutter head 1 to do different actions to complete quantitative and shape-setting cutting operation; the cutter head 1 is provided with a restraint body 2 for intercepting the position of the brush grass strips in an outward launching mode from the center of the cutter head 1, the restraint body 2 covers the cutter head 1 in an annular array mode, the restraint body 2 is used for conveniently restraining the position of branches of the brush grass, both ends of the brush grass can be erected by the restraint body 2, so that the cutter head 1 can bear force, the cutter head 1 can be conveniently cut off, particularly the middle upper part of the brush grass strips, under the condition that the restraint body 2 is not arranged, the brush grass strips are easy to slip from a blade during rotary cutting to cause damage and can not be cut off, and the brush grass strips are required to be fixed and cut off just like when the cutter is used for cutting; the fully-enclosed constraining body 2 enables the working area of the cutter head 1 to be 360 degrees; as shown in fig. 3, in addition to the feature that the bottom of the cutter head 1 has a tapered surface 1.1, the cutter head 1 can be used for feeding the cutter from top to bottom (top of the bush), and the center of the bush is cut, when the cutter is fed from the top of the bush to bottom, the tapered bottom surface can separate the branches of the bush and guide the branches to enter the range of the cutting edge, so as to realize the cutting ability from the middle, and when the tapered bottom surface is arranged, the tapered bottom surface should be smooth and have no lines. In addition, a hook cutter head is arranged on the outer ring of the cutter head 1, a cutting edge is machined at the hook, and the hook type cutting edge 1.2 is formed, so that the hook type cutting edge 1.2 can hook brush branches entering the range of the cutting edge and cannot slip off from the cutting edge, and the effective cutting capacity is improved; on the basis, the distance between the adjacent blades is slightly larger than the distance between the adjacent constraining bodies 2; the structural characteristic determines the feeding amount of each cutting, if the cutter spacing is too dense, the rotating speed of the cutter head 1 cannot be set too high, the angular speed is preferably 25-50 degrees/s, otherwise, branches are difficult to enter the cutting edge under high-speed rotation, and the ring mining efficiency is influenced.

As one embodiment, when the cutter head 1 is specifically arranged, a cutter shaft is arranged at the center of the cutter head 1, the cutter shaft is connected with a rotor of a motor 3, the motor 3 is carried on a bearing seat 4, the bearing seat 4 is connected with a mechanical arm 5, wherein the bearing seat 4 is of a sleeve structure, a restraint body is welded at the bottom of the side wall of the bearing seat 4, and a flange is arranged above the bearing seat 4; the constraining body 2 is fixed on the bearing seat 4. The motor 3 is rotated, the cutter head 1 rotates, and the restraint body 2 does not move, so that the restraint body 2 can play a role of 'erecting' on branches, the degree of freedom of the branches is limited, and the branches are cut off more easily; in the embodiment, the position of the cutter head 1 is controlled by the mechanical arm 5 to be adjusted, and the cutter head 1 cuts the shrub at different positions, wherein the different positions comprise the feeding of the cutter from the periphery of the shrub and the feeding of the cutter from the center of the shrub (as shown in fig. 7); in addition, on this basis, when the restraining body 2 is implemented, a circle of reinforcing rings are arranged on the restraining body 2, specifically, the restraining body 2 is connected in the axial direction one by adopting a ring, so as to improve the circumferential bending resistance of the restraining body 2 and avoid the deformation of the restraining body 2 after the time of cutting the shrub as much as possible.

As shown in fig. 5, as one example, when the constraining body 2 is specifically provided, the constraining body 2 has a linear structure, and the constraint length is greater than the radius of the cutter head 1. At the moment, the restraint body 2 is matched with the cutter head 1, the branches are cut off like scissors, when the branches are stressed, the branches are locally stressed but not completely stressed, and if the branches are cut off, the restraint body 2 does not exist, the branches are subjected to shear stress, so that the roots of the branches are forced to be pulled, the root systems of the branches are damaged, and the survival capability of the branches is reduced. The constraining body 2 not only restrains the position of the grass-irrigating strip, thereby facilitating the cutter head 1 to cut off the grass-irrigating strip; meanwhile, the protection to the cutter head 1 is also realized, and the cutter head 1 is prevented from touching stones to damage the cutting edges during cutting.

As an example, as shown in fig. 4, when the constraining body 2 is specifically provided, the constraining body 2 has a ring structure, two ends of the constraining body 2 are distributed on the upper and lower sides of the cutter head 1, the upper side is connected with the cutter cover, the lower side is connected with the constraining body 2 one by one through a ring and is arranged in a hollow manner, and the lower side of the constraining body 2 can be further mounted on a rotor of the motor 3 through a bearing. The restraint body 2 under the structure has the advantages that the cutter head 1 is protected, the cutting capacity of the cutter head 1 is improved, and meanwhile, the safety factor is also improved, for example, after a human body contacts, the restraint body 2 rotates smoothly, the human body cannot be accidentally injured, and the protection effect is good; and when the shrub is pruned, the restraint body 2 can not block the shrub branches.

Because the bottom of the cutter head 1 is of a conical structure and continuously rotates, when the cutter is pressed down from the top of a bush, the branch can be subjected to an axial friction force, and the branch can possibly enter the range of the cutting edge smoothly. In addition, when the constraining body 2 is implemented, the constraining body 2 is in a bent state at the blade position and is opposite to the hook blade 1.2 in a bent direction. The structure can form binding type cutting on the branches entering the cutting edge, so that the cut edges of the branches are smoother.

As shown in fig. 6, as one example, when the constraining body 2 is specifically provided, the radial cross section of the constraining body 2 has a triangular structure, and the edge of the constraining body 2 faces downward. The bending strength of the restraint body 2 can be improved, and the shrub can be conveniently harvested in a circle mode through pressing from the top of the shrub.

On the basis of each embodiment, when the size of the cutter head 1 is specifically set, the diameter of the cutter head 1 is smaller than the maximum diameter of a single shrub; the center circle of the shrub is picked conveniently, and the center circle of the shrub is usually set to be 1/2-1/3 of the maximum diameter of the common shrub.

When the shrub circular cutting and circular harvesting mechanism is implemented, the mechanism can be carried on a mechanical arm 5, the position of a cutter head 1 is controlled by the mechanical arm 5 to perform circular harvesting on the shrub, the mechanical arm 5 can be further carried on a machine arm of an excavator to implement, large-area circular harvesting is achieved, if the area is small, the shrub can be directly and quantitatively cut one by one manually, and required electric quantity is supplied to the shrub by a motor vehicle.

As shown in fig. 8, the cutting pattern includes a circumferential cut from the edge of the bush, and a core cut of the bush may be performed.

The circle harvesting mechanism has the greatest characteristic that the circle harvesting mechanism can conveniently cut off a certain length according to the biological characteristics of the bush, can realize quantitative cutting and shaping cutting so as to ensure the survival rate of the bush in desert treatment, and still has the wind prevention and sand fixation capabilities after cutting.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (9)

1. A shrub circle-cutting and circle-picking mechanism comprises a cutter head carried on a mechanical arm, wherein the cutter head is driven by a motor to rotate; the method is characterized in that: a restraint body for intercepting the position of the grass-irrigating strip is arranged on the cutter head in an outward launching manner from the center of the cutter head, and the cutter head is coated by the restraint body in an annular array manner; the bottom of the cutter head is provided with a conical surface, and the outer ring of the cutter head is provided with a hook-type cutting edge.

2. The brush cutting and circle picking mechanism of claim 1, wherein: the mechanical arm has freedom degrees in the up, down, left and right directions.

3. The brush cutting and circle picking mechanism of claim 1, wherein: a cutter shaft is arranged at the center of the cutter head, the cutter shaft is connected with a rotor of a motor, the motor is carried on a bearing seat, and the bearing seat is connected with the mechanical arm; the restraint body is fixed on the bearing seat.

4. The brush cutting and circle picking mechanism of claim 3, wherein: the constraining body is provided with a circle of reinforcing rings.

5. The brush cutting and circle picking mechanism of claim 1, wherein: the constraint body is of a linear structure, and the constraint length is greater than the radius of the cutter head.

6. The brush cutting and circle picking mechanism of claim 1, wherein: the restraining body is of an annular structure, the two ends of the restraining body are distributed on the upper side and the lower side of the cutter head, the upper side of the restraining body is connected with the cutter cover, and the lower side of the restraining body is connected with the restraining body one by one through the rings and is arranged in a hollow mode.

7. The brush cutting and circle picking mechanism of claim 6, wherein: when the constraining body is applied, the constraining body is in a bent state at the blade position and is opposite to the hook-type blade in a bent direction.

8. The brush cutting and circle picking mechanism of claim 1, wherein: the edge of the cutter head is evenly provided with a hook cutter head, and a cutting edge is processed at the hook.

9. The brush cutting and circle picking mechanism of claim 1, wherein: the disc diameter of the cutter head is smaller than the maximum diameter of the single shrub.

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