CN220586866U - Mower cutter head with blade splicing buckle structure - Google Patents

Abstract

The utility model discloses a mower cutter with a blade splicing buckle structure, which comprises a cutter body for a mower, wherein the cutter body comprises a cutter body; the inside of the cutter head body is fixedly provided with bearing brackets at equal intervals, and guide sliding grooves are formed in the bearing brackets which are arranged at equal intervals; further comprises: the top surfaces of the bearing brackets which are equidistantly arranged in the cutter head body are provided with main traction sliding grooves; wherein, all slide in the inside direction spout of bearing support that the equidistance set up and be provided with joint sliding block, and the equal distance in inside of joint sliding block that the equidistance set up has seted up the location cavity. This lawn mower blade disc with blade concatenation buckle structure sets up the joint sliding block in blade disc body inside through the elasticity and carries out fixed mounting with a plurality of grass cutting blade groups to drive the outside extension with joint sliding block and grass cutting blade group through the centrifugal force of rotatory in-process blade disc body, and then be convenient for the work of mowing.

Description

Mower cutter head with blade splicing buckle structure

Technical Field

The utility model relates to the technical field of mowers, in particular to a mowing machine cutter head with a blade splicing and buckling structure.

Background

The mower is a mechanical tool for trimming lawns, vegetation and the like, and consists of a cutter head, an engine, travelling wheels, a travelling mechanism, blades, handrails and a control part, wherein weeds are cut through the rotary cutter head;

the publication No. CN206686611U discloses a cutting knife structure for a weeding machine, and six knife body fixing plates are arranged, so that a knife body A and a knife body B are respectively arranged on the six knife body fixing plates, and are arranged through bolts, so that the weeding machine is convenient to detach, and the knife body A and the knife body B are of sectional design, can effectively cut grass, and are convenient for weeding operation;

however, above-mentioned blade structure for lawn mower is in the in-service use, through installing cutter body A and cutter body B respectively on these six cutter body fixed plates, but through the cutter body of bolted connection on the blade disc, although joint strength can guarantee not take place to drop, but rigid connected mode can't adapt to flexible weeds, and the cutter body can take place to rock the fluctuation at the in-process of mowing, and this kind of fixedly connected cutter body is in the state of exposing all the time simultaneously, and the people of scratch easily exists the potential safety hazard during storage.

We have therefore proposed a mower deck with a blade splice snap-fit construction to address the problems set forth above.

Disclosure of Invention

The utility model aims to provide a mower cutter with a blade splicing and buckling structure, which aims to solve the problems that in the prior art, a cutter body A and a cutter body B are respectively arranged on six cutter body fixing plates, but the cutter bodies are connected to the cutter by bolts, the cutter bodies cannot adapt to flexible weeds in a rigid connection mode although the connection strength can not be ensured to fall off, the cutter bodies can shake and undulate in the mowing process, meanwhile, the cutter bodies which are fixedly connected are always in an exposed state, people are easily scratched during storage, and potential safety hazards exist.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a mower cutter with a blade splicing buckle structure comprises a cutter body for a mower and a driving rotating shaft fixedly arranged at the center position inside the cutter body and used for providing power;

the inside of the cutter head body is fixedly provided with bearing brackets at equal intervals, and guide sliding grooves are formed in the bearing brackets which are arranged at equal intervals; further comprises:

the top surfaces of the bearing brackets which are equidistantly arranged in the cutter head body are provided with main traction sliding grooves, and the left side and the right side of the bearing brackets which are equidistantly arranged are provided with auxiliary traction sliding grooves;

wherein, all slide in the inside direction spout of bearing support that the equidistance set up and be provided with joint sliding block, and the equal distance in inside of joint sliding block that the equidistance set up has seted up the location cavity.

Preferably, the whole cutterhead body is in a disc-shaped cylindrical structure, vertical coaxial structures distributed in concentric center are arranged between the cutterhead body and the driving rotating shaft in the cutterhead body, and bearing brackets arranged in the cutterhead body at equal intervals are distributed in one-to-one correspondence with guide sliding grooves formed in the cutterhead body.

Preferably, the left and right sides outer wall of joint sliding block that the equidistance set up all fixed mounting has the conflict support, and the equal sliding penetration of the conflict support of symmetry installation is outside the vice traction spout of bearing the inside left and right sides of support to through spacing spring interconnect between the outer wall of the conflict support of symmetry installation and the inner wall of bearing the support.

Preferably, the top surfaces of the clamping sliding blocks which are arranged at equal intervals are all in sliding connection with the bottom ends of the unlocking traction plates, the bottom ends of the unlocking traction plates which are arranged at equal intervals are connected with the outer walls of the clamping sliding blocks through reset springs, and the bottom ends of the unlocking traction plates inside the clamping sliding blocks are fixedly connected with the top surfaces of the positioning barrel plates.

Preferably, the bottom surface equal distance fixed mounting of the inside location cavity of joint sliding block that the equidistance set up has the location stand, and the one-to-one distribution setting between the sleeve of the inside location barrel board bottom surface of joint sliding block of location stand that the equidistance set up to all slide in the inside location cavity of joint sliding block and be provided with the blade group that mows.

Preferably, the inner ends of the mowing blade groups which are arranged at equal intervals are respectively provided with a positioning slot hole at equal intervals, the inner diameters of the positioning slots at the inner ends of the mowing blade groups are larger than the outer diameters of the sleeves at the bottom surfaces of the positioning barrel plates, and the mowing blade groups can be locked through the insertion connection of the sleeves at the bottom surfaces of the positioning barrel plates and the positioning upright posts.

Compared with the prior art, the utility model has the beneficial effects that: this lawn mower blade disc with blade concatenation buckle structure sets up the joint sliding block in blade disc body inside through the elastic sliding and carries out fixed mounting with a plurality of blade groups that mows to drive the outside extension with joint sliding block and blade group that mows through the centrifugal force of rotatory in-process blade disc body, and then be convenient for the work of mowing, its concrete content is as follows:

1. lifting the unlocking traction plate upwards to drive the positioning barrel plate in the positioning cavity inside the clamping sliding block to move upwards, so that the sleeve on the bottom surface of the positioning barrel plate is separated from the positioning upright post, then inserting the mowing blade set into the positioning cavity inside the clamping sliding block, and then unlocking and traction to drive the positioning barrel plate on the bottom surface to descend, so that the sleeve penetrates through the positioning slot hole inside the mowing blade set and is sleeved with the positioning upright post, and further stability of the mowing blade set in the use process is ensured;

2. the cutter head body is driven to rotate by the driving rotating shaft, the clamping sliding block 7 arranged in the bearing support is driven by centrifugal force to slide out outwards in the guide chute in the rotating process, the clamping sliding block simultaneously slides the abutting supports on two sides in the auxiliary traction chute, and meanwhile, the connected limiting springs are driven to compress, so that the clamping sliding block can be driven to reset through the limiting springs when the cutter head body stops, and the clamping sliding block under the rotation of the centrifugal force drives the mowing blade set to extend out of the cutter head body 1.

Drawings

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

fig. 2 is a schematic structural view of the cutterhead body in the working state of the cutterhead of the present utility model;

FIG. 3 is a schematic view of a connection structure between a clamping slider and a bearing bracket according to the present utility model;

FIG. 4 is a schematic view of a connection structure between a clamping slider and a mowing blade set according to the present utility model;

FIG. 5 is a schematic view of a three-dimensional cross-section of a clamping slider according to the present utility model;

FIG. 6 is a schematic view of the connection structure of the positioning cylinder plate and the positioning upright post of the present utility model;

fig. 7 is a schematic perspective view of a mowing blade assembly according to the present utility model.

In the figure: 1. a cutterhead body; 2. driving the rotating shaft; 3. a load bearing bracket; 4. a guide chute; 5. a main traction chute; 6. an auxiliary traction chute; 7. clamping the sliding block; 8. positioning the cavity; 9. a support is abutted against; 10. a limit spring; 11. unlocking the traction plate; 12. a return spring; 13. positioning a barrel plate; 14. positioning the upright post; 15. a mowing blade set; 16. positioning the slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

Referring to fig. 1 to 7, the present utility model provides the following technical solutions: a mower cutter with a blade splicing buckle structure comprises a cutter body 1 for a mower and a driving rotating shaft 2 which is fixedly arranged at the center position inside the cutter body 1 and used for providing power; the inside of the cutterhead body 1 is fixedly provided with bearing brackets 3 at equal intervals, and guide sliding grooves 4 are formed in the bearing brackets 3 which are arranged at equal intervals; the top surfaces of the bearing brackets 3 which are equidistantly arranged in the cutter head body 1 are respectively provided with a main traction chute 5, and the left side and the right side of the bearing brackets 3 which are equidistantly arranged are respectively provided with an auxiliary traction chute 6; wherein, the guide sliding grooves 4 in the bearing bracket 3 which are equidistantly arranged are respectively provided with a clamping sliding block 7 in a sliding way; the outer walls of the left side and the right side of the clamping sliding block 7 which are arranged at equal intervals are fixedly provided with abutting brackets 9, the symmetrically-installed abutting brackets 9 respectively penetrate through the outer parts of the auxiliary traction sliding grooves 6 on the left side and the right side of the inside of the bearing bracket 3 in a sliding manner, and the outer walls of the symmetrically-installed abutting brackets 9 are connected with the inner wall of the bearing bracket 3 through limiting springs 10; as shown in fig. 1-3, the driving shaft 2 in the middle drives the cutterhead body 1 to rotate, and the clamping sliding block 7 arranged in the bearing bracket 3 drives the clamping sliding block 7 to slide outwards in the guide chute 4 by centrifugal force in the rotating process, and meanwhile, the clamping sliding block 7 slides the abutting brackets 9 at two sides in the auxiliary traction chute 6, and meanwhile, the connected limiting spring 10 is driven to compress;

the inner parts of the clamping sliding blocks 7 which are equidistantly arranged are provided with positioning cavities 8 at equal distances; the top surfaces of the clamping sliding blocks 7 which are arranged at equal intervals are all in sliding connection with the bottom ends of the unlocking traction plates 11, the bottom ends of the unlocking traction plates 11 which are arranged at equal intervals are connected with the outer walls of the clamping sliding blocks 7 through reset springs 12, and the bottom ends of the unlocking traction plates 11 in the clamping sliding blocks 7 are all fixedly connected with the top surfaces of the positioning barrel plates 13; the bottom surface of the positioning cavity 8 inside the clamping sliding block 7 which is equidistantly arranged is fixedly provided with positioning upright posts 14 at equal distances; as shown in fig. 1 and 5-6, the unlocking traction plate 11 arranged on the top surface of the clamping sliding block 7 is lifted up, and the reset spring 12 is extruded, so that the bottom end of the unlocking traction plate 11 drives the positioning cylinder plate 13 in the positioning cavity 8 inside the clamping sliding block 7 to move upwards, and the sleeve on the bottom surface of the positioning cylinder plate 13 is separated from the positioning upright post 14;

the mowing blade groups 15 are slidably arranged in the positioning cavities 8 inside the clamping sliding blocks 7. The inner ends of the mowing blade groups 15 which are equidistantly arranged are provided with positioning slots 16 at equal distances, the inner diameters of the positioning slots 16 at the inner ends of the mowing blade groups 15 are larger than the outer diameter of the sleeve at the bottom surface of the positioning barrel plate 13, and the mowing blade groups 15 can be locked through the insertion connection of the sleeve at the bottom surface of the positioning barrel plate 13 and the positioning upright post 14; as shown in fig. 4-5 and 7, the mowing blade set 15 is inserted into the positioning cavity 8 inside the clamping sliding block 7, the positioning barrel plate 13 on the bottom surface is driven to descend by the unlocking traction plate 11, so that the sleeve penetrates through the positioning slot hole 16 inside the mowing blade set 15 and is sleeved with the positioning upright post 14, and the stability of the mowing blade set 15 is ensured in the use process;

working principle: before the mower cutterhead with the blade splicing and buckling structure is used, the whole condition of the device is required to be checked firstly, normal operation can be confirmed, according to the conditions shown in fig. 1-7, the unlocking traction plate 11 is lifted upwards to drive the positioning barrel plate 13 in the positioning cavity 8 in the clamping and sliding block 7 to move upwards, so that a sleeve on the bottom surface of the positioning barrel plate 13 is separated from the positioning upright post 14, then the mowing blade group 15 is inserted into the positioning cavity 8 in the clamping and sliding block 7, then the unlocking traction plate 11 drives the positioning barrel plate 13 on the bottom surface to descend, the sleeve penetrates through the positioning slot hole 16 in the mowing blade group 15 and is sleeved with the positioning upright post 14, and the stability of the mowing blade group 15 in the use process is further ensured;

the drive pivot 2 drives blade disc body 1 and rotates, drives joint sliding block 7 by centrifugal force and outwards slides out in the inside of direction spout 4, drives the spacing spring 10 that will connect simultaneously and compresses to guarantee to drive joint sliding block 7 through spacing spring 10 when stopping and reset again, and the rotatory joint sliding block 7 of centrifugal force drives the inside that mowing blade group 15 extends blade disc body 1, and then guarantees only to slide out at the in-process mowing blade group 15, and then the work of being convenient for mow.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. A mower cutter with a blade splicing and buckling structure comprises a cutter body (1) for a mower and a driving rotating shaft (2) fixedly arranged at the inner center position of the cutter body (1) and used for providing power;

the inside of the cutter head body (1) is fixedly provided with bearing brackets (3) at equal intervals, and guide sliding grooves (4) are formed in the bearing brackets (3) which are arranged at equal intervals;

characterized by further comprising:

the top surfaces of the bearing brackets (3) which are equidistantly arranged in the cutter head body (1) are respectively provided with a main traction chute (5), and the left side and the right side of the bearing brackets (3) which are equidistantly arranged are respectively provided with an auxiliary traction chute (6);

wherein, all slide in the inside direction spout (4) of bearing support (3) that the equidistance set up and be provided with joint sliding block (7), and the equal distance in inside of joint sliding block (7) that the equidistance set up has seted up location cavity (8).

2. A mower deck with blade splice snap-fit construction as claimed in claim 1, wherein: the whole cutterhead body (1) is in a disc-shaped cylindrical structure, vertical coaxial structures distributed in concentric center are arranged between the cutterhead body (1) and the driving rotating shaft (2) in the cutterhead body, and bearing supports (3) which are arranged in the cutterhead body (1) at equal intervals are distributed in one-to-one correspondence with guide sliding grooves (4) which are formed in the cutterhead body.

3. A mower deck with blade splice snap-fit construction as claimed in claim 1, wherein: the left and right sides outer wall of joint sliding block (7) that the equidistance set up all fixed mounting has conflict support (9), and the conflict support (9) of symmetry installation all slip run through in the vice traction chute (6) outside of bearing support (3) inside left and right sides to be connected through spacing spring (10) interconnect between the outer wall of conflict support (9) of symmetry installation and the inner wall of bearing support (3).

4. A mower deck having a blade splice snap-fit construction as claimed in claim 3, wherein: the top surface of joint sliding block (7) that the equidistance set up all sliding connection in the bottom of unblock traction plate (11), and pass through reset spring (12) interconnect between the outer wall of the bottom of unblock traction plate (11) and joint sliding block (7) that the equidistance set up to the top surface of the equal fixed connection in location barrel plate (13) of bottom of the inside unblock traction plate (11) of joint sliding block (7).

5. The mower deck with blade splice snap-fit construction of claim 4, wherein: the equal distance fixed mounting in bottom surface of joint sliding block (7) inside location cavity (8) that equidistance set up has location stand (14), and the one-to-one distribution setting between the sleeve of the inside location barrel board (13) bottom surface of joint sliding block (7) location stand (14) that the equidistance set up to all slide in the location cavity (8) of joint sliding block (7) inside and be provided with mowing blade group (15).

6. The mower deck with blade splice snap-fit construction of claim 5, wherein: the inner ends of the mowing blade groups (15) which are arranged at equal intervals are respectively provided with a positioning slot hole (16) at equal intervals, the inner diameters of the positioning slots (16) at the inner ends of the mowing blade groups (15) are larger than the outer diameters of the sleeves at the bottom surfaces of the positioning barrel plates (13), and the mowing blade groups (15) can be locked through the insertion connection of the sleeves at the bottom surfaces of the positioning barrel plates (13) and the positioning upright posts (14).