CN219893863U

CN219893863U - Smashing cutter of flail knife type mower, mowing assembly and mower

Info

Publication number: CN219893863U
Application number: CN202321117129.1U
Authority: CN
Inventors: 贲智平; 钱柯钱
Original assignee: Changzhou Mateng Machinery Co ltd
Current assignee: Changzhou Mateng Machinery Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-10-27
Anticipated expiration: 2033-05-10

Abstract

The utility model discloses a crushing knife of a flail knife type mower, a mowing assembly and the mower, which comprises a rotary knife assembly arranged between side plates of a shell and a fixed knife assembly arranged on the inner wall of the shell, and is characterized in that: the cutter assembly comprises an upper cutter and a side cutter, the upper cutter is positioned above the left side of the rotary cutter assembly, the side cutter is positioned on the right side of the rotary cutter assembly, the upper cutter comprises a bottom plate, the bottom plate is fixed on the inner wall of a shell, a plurality of cutter bodies are connected to the bottom plate, an arc-shaped surface is formed on one side of the cutter body in the material facing direction, cutting edges are formed on two sides of the cutter body in a machining mode, and the cutter with the cutting edges and the bottom plate form the upper cutter and the side cutter to cut forage secondarily, so that the forage is finely divided, the forage amount entering the cutter assembly is reduced, the cutting resistance of the rotary cutter assembly is reduced, the cutting fluency of the rotary cutter assembly is guaranteed, and the failure rate is reduced.

Description

Smashing cutter of flail knife type mower, mowing assembly and mower

Technical Field

The utility model relates to the technical field of mowers, in particular to a smashing cutter of a flail mower, a mowing assembly and a mower.

Background

In animal husbandry, the mower is used for obtaining natural pasture and planting pasture, current mower mainly cuts with the blade rotation, and rotatory blade relies on the high-speed rotation of blade to cut the grass, also can set up the stationary knife and cooperate rotatory blade to cut together, and current stationary knife is generally U type spare, can not cut the forage, can increase the resistance of blade in the stationary knife when the forage is too much extruded to the stationary knife, the knife tip is impaired and warp easily and influence the mowing effect, and the forward speed of mower is too fast, also can increase the resistance that the knife tip receives by a wide margin, the fault rate of equipment is risen, damage the cutter, increase cost of maintenance.

Therefore, by designing the smashing cutter, the mowing assembly and the mowing machine of the flail mower, the cutting capacity of the mowing machine is improved, and the cutting resistance is reduced.

Disclosure of Invention

The utility model aims to provide a crushing cutter of a flail knife type mower, a mowing assembly and the mower, wherein an upper fixed cutter and a side fixed cutter are formed by a cutting cutter with a cutting edge and a bottom plate, and respectively cut forage for the second time, so that the forage is finely crushed, the amount of forage entering the fixed cutter assembly is reduced, the cutting resistance of the rotary cutter assembly is reduced, the cutting fluency of the rotary cutter assembly is ensured, and the failure rate is reduced.

The utility model provides the following technical scheme: the utility model provides a crushing sword of flail knife formula lawn mower, includes the rotatory sword subassembly of installing between the casing curb plate and installs the stationary knife subassembly on shells inner wall, the stationary knife subassembly includes stationary knife and side stationary knife, it is located the left side top of rotatory sword subassembly to go up the stationary knife, side stationary knife is located the right side of rotatory sword subassembly, go up the stationary knife and the structure of side stationary knife is the same, it includes the bottom plate to go up the stationary knife, and the bottom plate is fixed on shells inner wall, be connected with the multi-disc cutting cutter body on the bottom plate, the cutting cutter body is formed with the arcwall face in one side of windward direction, and the arc is formed with the blade towards cutter body both sides processing.

According to the scheme, the inclined reinforcing cutter body is formed by extending the cutting cutter body outwards at one side of the backing direction, and the contact area during cutting is increased through the inclined reinforcing cutter body, so that the rigidity and strength of the cutting cutter body are enhanced.

According to the scheme, the rotary knife assembly comprises a rotary shaft, a sleeve is fixed on the rotary shaft, a plurality of groups of arc-shaped connecting plates are formed on the sleeve, rotary knives are connected between the connecting plates of each group, and the plurality of groups of connecting plates are spirally distributed on the sleeve, so that cutting force is uniformly distributed during cutting.

The utility model also provides the following technical scheme: the mowing assembly comprises a shell and the smashing knife of the flail mower.

According to the scheme, the left side of rotatory knife tackle spare is equipped with the striker plate, the striker plate is fixed between the curb plate, the upper end of striker plate is formed with the round pin axle of being connected with both sides board rotation, and the both ends of striker plate are equipped with respectively and adjust the fixed plate, are equipped with first regulation hole and the second regulation hole of fixed striker plate angle on the curb plate, and the regulation fixed plate passes through the fastener and is connected with first regulation hole or second regulation hole, utilizes the angle of first regulation hole and second regulation hole regulation striker plate, the whereabouts point of control forage and the discharge gate size of lawn mower.

According to the scheme, the left lower part of the rotary knife assembly is provided with the compression roller assembly, the side plate is provided with the first central hole and the second central hole for installing the compression roller assembly, the side plate is also provided with the three first height adjusting holes which are distributed on the same circular arc by taking the first central hole as the center of a circle, and the three second height adjusting holes which are distributed on the same circular arc by taking the second central hole as the center of a circle, the distance between the first height adjusting holes and the first central hole is equal to the distance between the second height adjusting holes and the second central hole, the positions of the compression roller assembly are adjusted by utilizing the first central hole and the second central hole, and the compression roller assembly is fixed on the side plate by the fastener.

According to the scheme, the casing includes horizontal roof, the both ends of roof extend the shaping respectively to the outside oblique below direction and have preceding curb plate and posterior lateral plate, and preceding curb plate is used for installing side stationary knife, and the posterior lateral plate is used for installing the stationary knife, protects the spare part of mower inside through the housing that preceding curb plate, roof and posterior lateral plate formed.

The utility model also provides the following technical scheme: the mower comprises the mowing assembly.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The upper fixed knife and the side fixed knife are formed by the cutting knife with the cutting edge and the bottom plate, and the forage is cut for the second time respectively, so that the forage is finely crushed, the forage amount entering the fixed knife assembly is reduced, the cutting resistance of the rotary knife assembly is reduced, the cutting smoothness of the rotary knife assembly is ensured, and the failure rate is reduced;

(2) The cutting knife body is provided with an arc-shaped surface at one side in the material-facing direction and is in a fish fin shape, the angle between the cutting edge and the knife back is gradually increased, and the contact area between the cutting edge and forage can be increased, so that the forage is fully cut;

(3) The splash forage after being cut is blocked by the baffle assembly, the distance between the baffle plate and the cutting assembly is controlled by the rotation angle of the baffle plate, and the size of a discharge hole of the forage is further controlled.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is an enlarged partial schematic view of the area A of FIG. 2 in accordance with the present utility model;

FIG. 4 is a side view of the overall structure of the present utility model;

in the figure: 1. a housing; 11. a top plate; 12. a front side plate; 13. a rear side plate; 2. a side plate; 21. a first adjustment aperture; 22. a second adjustment aperture; 23. a first central bore; 24. a second central bore; 25. a first height adjustment aperture; 26. a second height adjustment aperture; 3. a rotary knife assembly; 31. a rotation shaft; 32. a sleeve; 33. rotating the knife; 34. a connecting plate; 51. a striker plate; 52. a pin shaft; 53. adjusting the fixing plate; 6. a press roll assembly; 7. setting a knife; 71. a bottom plate; 72. a cutter body; 73. a cutting edge; 8. and (5) side fixed cutters.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1 to 3, the present utility model provides the following technical solutions: the utility model provides a crushing cutter of flail knife mower and mower, including install the rotatory cutter assembly 3 between the curb plate 2 of casing 1 and install the cutter assembly on the inner wall of casing 1, the cutter assembly includes last cutter 7 and side cutter 8, the quantity of last cutter 7 and side cutter 8 is a plurality of and transversely evenly distributed, go up the cutter 7 and lie in the left side top of rotatory cutter assembly 3, side cutter 8 lies in the right side of rotatory cutter assembly 3, go up the cutter 7 and the structure of side cutter 8 is the same, go up the cutter 7 and include bottom plate 71, bottom plate 71 is fixed on the inner wall of casing 1, be connected with multi-disc cutter body 72 on the bottom plate 71 and cutter body 72 constitute the cutter of U type, cutter body 72 is formed with the arcwall in one side of windward direction, the contact area with the material can be increased to the arcwall, fully cut, the arc is formed with blade 73 towards cutter body both sides processing, cutting cutter body 72 is the fin form, the width between blade 73 and the back of a knife is outwards grow gradually by bottom plate 71, adjacent cutting cutter body 72 forms the grid and separates the forage, blade 73 can cut the forage for the forage is more finely crushed, reduce the volume of forage in the grid, reduce the cutting resistance of rotatory blade subassembly 3, rotatory blade subassembly 3 is rotatory, earlier with ruderal root cutting, forage can get into in the stationary blade subassembly under rotatory of rotatory blade subassembly 3 simultaneously, reuse stationary blade 7 and side stationary blade 8 carry out extrusion cutting to the forage, finely divide the processing to the forage, the volume of forage in the stationary blade subassembly has been reduced, reduce the resistance of rotatory blade subassembly 3 in the stationary blade subassembly, the smoothness of cutting has been improved.

The cutter body 72 extends outwardly on one side in the backing direction to form an inclined reinforcing cutter body, which increases the strength and rigidity of the cutter body 72.

The rotary knife assembly 3 comprises a rotary shaft 31, a sleeve 32 is fixed on the rotary shaft 31, a plurality of groups of arc-shaped connecting plates 34 are formed on the sleeve 32, rotary knives 33 are connected between the connecting plates 34 of each group, and the connecting plates 34 are spirally distributed on the sleeve, so that the cutting resistance of the rotary knife assembly 3 during rotary cutting is uniform.

The utility model also provides a technical scheme that: the mowing assembly comprises a shell 1 and further comprises the smashing knife of the flail mower.

As shown in fig. 2 and 4, a striker plate 51 is arranged at the left side of the rotary knife assembly 3, the striker plate 51 is fixed between the side plates 2, a pin shaft 52 which is rotationally connected with the two side plates 2 is formed at the upper end of the striker plate 51, an adjusting and fixing plate 53 is respectively arranged at two ends of the striker plate 51, a first adjusting hole 21 and a second adjusting hole 22 for fixing the angle of the striker plate 51 are arranged on the side plates 2, the adjusting and fixing plate 53 is connected with the first adjusting hole 21 or the second adjusting hole 22 through a fastening piece, the fastening piece passes through the first adjusting hole 21 or the second adjusting hole 22 to fix the striker plate 51 and adjust the angle of the striker plate, the distance between the striker plate 51 and the cutting assembly is adjusted, the size of a forage discharge hole is further controlled, the discharge hole is controlled, the discharge hole can be enlarged, the cutting resistance of the cutting assembly 2 is reduced.

As shown in fig. 4, a press roller assembly 6 is disposed at the lower left side of the rotary knife assembly 3, a first central hole 23 and a second central hole 24 for mounting the press roller assembly 6 are formed in the side plate 2, three first height adjusting holes 25 distributed on the same circular arc with the first central hole 23 as a center and three second height adjusting holes 26 distributed on the same circular arc with the second central hole 24 as a center are further formed in the side plate 2, the first height adjusting holes 25 and the second height adjusting holes 26 are used for mounting triangular plates on two sides of the press roller, the distance between the first height adjusting holes 25 and the first central hole 23 is equal to the distance between the second height adjusting holes 26 and the second central hole 24, the first central hole 23 and the second central hole 24 can adjust the height and front-back positions of the press roller assembly, and further according to practical requirements, the pressure on forage is increased and the drop point of the forage is controlled, and the cut forage is rolled by the press roller assembly.

The casing 1 includes horizontal roof 11, and the both ends of roof 11 extend the shaping respectively to the outside oblique below direction and have preceding curb plate 12 and posterior lateral plate 13, and preceding curb plate 12 is used for installing side stationary knife 8, and posterior lateral plate 13 is used for installing stationary knife 7, utilizes roof 11, preceding curb plate 12 and posterior lateral plate 13 to form casing 1 to protect inside spare part, also makes things convenient for simultaneously between stationary knife assembly and the casing 1 to be connected.

The utility model also provides a technical scheme that: the mower comprises the mowing assembly.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a crushing sword of flail knife formula lawn mower, includes the rotatory knife tackle spare of installing between the casing curb plate and installs the stationary knife tackle spare on shells inner wall, its characterized in that: the fixed cutter assembly comprises an upper fixed cutter and a side fixed cutter, the upper fixed cutter is positioned above the left side of the rotary cutter assembly, the side fixed cutter is positioned on the right side of the rotary cutter assembly, the upper fixed cutter and the side fixed cutter have the same structure, the upper fixed cutter comprises a bottom plate, the bottom plate is fixed on the inner wall of the shell, a plurality of cutting cutter bodies are connected to the bottom plate, an arc-shaped surface is formed on one side of the cutting cutter body in the material-facing direction, and cutting edges are formed on two sides of the arc-shaped surface facing the cutter body.

2. The shredder of flail mower of claim 1 wherein: the cutting cutter body extends outwards at one side of the backing direction to form an inclined reinforcing cutter body.

3. The shredder of flail mower of claim 1 wherein: the rotary knife assembly comprises a rotary shaft, a sleeve is fixed on the rotary shaft, a plurality of groups of arc-shaped connecting plates are formed on the sleeve, and a rotary knife is connected between each group of connecting plates.

4. Mowing assembly, it includes casing, its characterized in that: a shredder blade for a flail mower as claimed in any one of claims 1 to 3.

5. The mower assembly of claim 4 wherein: the rotary knife assembly comprises a rotary knife assembly, and is characterized in that a striker plate is arranged on the left side of the rotary knife assembly, the striker plate is fixed between side plates, a pin shaft which is rotationally connected with two side plates is formed at the upper end of the striker plate, two ends of the striker plate are respectively provided with an adjusting fixing plate, a first adjusting hole and a second adjusting hole for fixing the angle of the striker plate are formed in the side plates, and the adjusting fixing plates are connected with the first adjusting hole or the second adjusting hole through fasteners.

6. The mower assembly of claim 4 wherein: the rotary knife assembly comprises a side plate, and is characterized in that a press roll assembly is arranged at the left lower part of the rotary knife assembly, a first central hole and a second central hole for installing the press roll assembly are formed in the side plate, three first height adjusting holes which are distributed on the same circular arc by taking the first central hole as a circle center, and three second height adjusting holes which are distributed on the same circular arc by taking the second central hole as a circle center are also formed in the side plate, and the distance between the first height adjusting holes and the first central hole is equal to the distance between the second height adjusting holes and the second central hole.

7. The mower assembly of claim 4 wherein: the shell comprises a horizontal top plate, two ends of the top plate are respectively provided with a front side plate and a rear side plate in an outward inclined downward direction in an extending mode, the front side plate is used for installing the side fixed knife, and the rear side plate is used for installing the upper fixed knife.

8. Mower, its characterized in that: comprising a grass cutting assembly as claimed in any one of claims 4 to 7.