CN215774348U

CN215774348U - Gear box transmission assembly of large mower

Info

Publication number: CN215774348U
Application number: CN202121566057.XU
Authority: CN
Inventors: 王飞; 陈盛文
Original assignee: Changzhou Kafan Machinery Co ltd
Current assignee: Changzhou Kafan Machinery Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2022-02-11
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a gear box transmission assembly of a large mower, which comprises a shell, wherein a bearing is fixedly connected to the inner wall of the shell, an output shaft is fixedly connected to the inner wall of the bearing, one side of the output shaft is in transmission connection with an input shaft, a supporting block is arranged on the inner wall of the shell, the input shaft is rotatably connected inside the supporting block, a cutting assembly is arranged inside the output shaft, the cutting assembly comprises a rotating shaft, a telescopic rod, a sliding plate, a blade and a first gear, a baffle is arranged on the side wall of the rotating shaft, a mounting groove is formed in a gap between the output shaft and the baffle, an adjusting assembly is arranged inside the baffle, and a supporting and buffering assembly is arranged on the side wall of the output shaft; according to the technical scheme provided by the utility model, when the rotating shaft rotates, the first gear can enable the telescopic rod meshed with the rotating shaft to move to one side, the blade is pushed out of the output shaft, grass wound on the side wall of the output shaft can be cut off, and the side wall of the output shaft can be cleaned conveniently.

Description

Gear box transmission assembly of large mower

Technical Field

The utility model relates to the technical field of garden machinery, in particular to a gear box transmission assembly of a large mower.

Background

Mowers are also known as weed trimmers, lawnmowers, lawn trimmers, and the like. The mower is a mechanical tool for trimming lawn and vegetation, and is composed of cutter head, engine, walking wheels, walking mechanism, blades, handrail and control unit.

The prior art has the following defects or problems:

1. when the existing mower mows, the cutter head rotates quickly, so that grass is easily wound on an output shaft between the gear box and the cutter head, and the grass wound on the output shaft is very difficult to clean;

2. the output shaft in the gear box is easy to shake left and right when the existing mower needs to move left and right to mow, so that the output shaft is deformed for a long time and cannot be used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gear box transmission assembly of a large mower aiming at the defects in the prior art so as to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a large-scale lawn mower gear box transmission assembly, includes the shell, shell inner wall fixedly connected with bearing, bearing inner wall fixedly connected with output shaft, output shaft one side transmission is connected with the input shaft, the shell inner wall is provided with the supporting shoe, the input shaft is rotated and is connected inside the supporting shoe, the inside cutting assembly that is provided with of output shaft, cutting assembly includes pivot, telescopic link, sliding plate, blade and first gear, the pivot lateral wall is provided with the baffle, the clearance between output shaft and the baffle has formed the mounting groove, the inside adjusting part that is provided with of baffle, the output shaft lateral wall is provided with supports buffering subassembly.

Optionally, the support buffer assembly includes a fixing ring, a connecting rod and a sleeve.

Optionally, the fixed ring is fixedly connected to the inner wall of the shell, the inner wall of the fixed ring is fixedly connected with a spring, the connecting rod is fixedly connected to one end of the spring, the sleeve is fixedly connected to one end of the connecting rod, and the sleeve is located on the side wall of the output shaft.

Optionally, the rotating shaft is rotatably connected inside the output shaft, the first gear is fixedly connected inside the rotating shaft side wall, a cavity is formed inside the output shaft, a tension spring is fixedly connected to the inner wall of the cavity, the sliding plate is fixedly connected to one end of the tension spring, the sliding plate is slidably connected inside the cavity, the telescopic rod is fixedly connected to one side of the sliding plate, teeth are fixedly connected to one side of the telescopic rod, the teeth are meshed with the first gear, and the blade is fixedly connected to one side of the sliding plate.

Optionally, the adjusting assembly includes an adjusting plate, a second gear, a slider and a clamping block.

Optionally, the fixture block fixed connection be in the pivot lateral wall, the inside draw-in groove of having seted up of second gear, the draw-in groove with the fixture block phase-match, just the second gear passes through the draw-in groove with fixture block fixed mounting be in the pivot lateral wall, the second gear is located inside the baffle, the inside cavity of having seted up of baffle, cavity inner wall fixedly connected with spring, slider fixed connection be in spring one end, fixture block fixed connection be in regulating plate one side, regulating plate one side fixedly connected with tooth, tooth with the second gear meshes mutually, regulating plate sliding connection is in inside the baffle.

Optionally, a first mounting hole is formed in the bottom end of the output shaft, a second mounting hole is formed in the baffle, the first mounting hole is matched with the second mounting hole, and the baffle is movably connected to the side wall of the rotating shaft.

Compared with the prior art, the utility model provides a gear box transmission assembly of a large mower, which has the following beneficial effects:

1. the cutting assembly is arranged to clean grass wound on the side wall of the output shaft, when the rotating shaft rotates, the first gear can enable the telescopic rod meshed with the first gear to move to one side and push the sliding plate out of the output shaft, so that the blade can cut off the grass wound on the side wall of the output shaft, and the side wall of the output shaft is convenient to clean;

2. according to the utility model, the sleeve, the connecting rod and the spring are arranged to provide buffering and supporting force for the output shaft, so that the output shaft is prevented from being damaged due to overlarge left and right shaking amplitude of the output shaft.

Drawings

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

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a schematic view of a retaining ring according to the present invention;

FIG. 4 is a partial cross-sectional top view of the output shaft of the present invention;

FIG. 5 is a top cross-sectional view of the baffle of the present invention;

fig. 6 is an external view of the present invention.

In the figure: 1. a housing; 2. an input shaft; 3. an output shaft; 4. a bearing; 5. a fixing ring; 6. a connecting rod; 7. a sleeve; 8. a rotating shaft; 9. a telescopic rod; 10. a sliding plate; 11. a blade; 12. a first gear; 13. a first mounting hole; 14. a second mounting hole; 15. a card slot; 16. a second gear; 17. an adjusting plate; 18. a slider; 19. a clamping block; 20. and a baffle plate.

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 the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-6, in the present embodiment: a gear box transmission component of a large mower comprises a shell 1, wherein a bearing 4 is fixedly connected to the inner wall of the shell 1, an output shaft 3 is fixedly connected to the inner wall of the bearing 4, an input shaft 2 is connected to one side of the output shaft 3 in a transmission manner, a supporting block is arranged on the inner wall of the shell 1, the input shaft 2 is rotatably connected inside the supporting block, a cutting component is arranged inside the output shaft 3, the cutting component comprises a rotating shaft 8, an expansion link 9, a sliding plate 10, a blade 11 and a first gear 12, a baffle 20 is arranged on the side wall of the rotating shaft 8, a mounting groove is formed in a gap between the output shaft 3 and the baffle 20, an adjusting component is arranged inside the baffle 20, a supporting and buffering component is arranged on the side wall of the output shaft 3, through installing the blade disc in the mounting groove, installation baffle 20 makes output shaft 3 can drive the blade disc and rotate and reach the effect of weeding, can clear up the winding grass of output shaft 3 lateral wall through setting up cutting assembly.

Further, the supporting and buffering assembly comprises a fixing ring 5, a connecting rod 6 and a sleeve 7; support the buffering subassembly through setting up and fix output shaft 3, prevent that output shaft 3 from rocking in shell 1, lead to its damage.

Further, a fixing ring 5 is fixedly connected to the inner wall of the shell 1, a spring is fixedly connected to the inner wall of the fixing ring 5, a connecting rod 6 is fixedly connected to one end of the spring, a sleeve 7 is fixedly connected to one end of the connecting rod 6, and the sleeve 7 is located on the side wall of the output shaft 3; the connecting rod 6 can be provided with buffering and supporting force by arranging the spring, and the output shaft 3 can be fixed in the shell 1 by arranging the sleeve 7 and the fixing ring 5, so that the output shaft 3 is prevented from being damaged.

Further, the rotating shaft 8 is rotatably connected inside the output shaft 3, the first gear 12 is fixedly connected to the side wall of the rotating shaft 8, a cavity is formed inside the output shaft 3, a tension spring is fixedly connected to the inner wall of the cavity, the sliding plate 10 is fixedly connected to one end of the tension spring, the sliding plate 10 is slidably connected inside the cavity, the telescopic rod 9 is fixedly connected to one side of the sliding plate 10, teeth are fixedly connected to one side of the telescopic rod 9, the teeth are meshed with the first gear 12, and the blade 11 is fixedly connected to one side of the sliding plate 10; when the rotating shaft 8 rotates, the first gear 12 of the side wall rotates along with the rotation of the rotating shaft 8, so that the telescopic rod 9 meshed with the first gear moves to one side, the sliding plate 10 is pushed out towards the output shaft 3, the blades 11 can cut off grass wound on the side wall of the output shaft 3, and the side wall of the output shaft 3 is convenient to clean.

Further, the adjusting assembly comprises an adjusting plate 17, a second gear 16, a sliding block 18 and a clamping block 19; the telescopic of the cutting assembly is controlled by arranging the adjusting assembly.

Further, a clamping block 19 is fixedly connected to the side wall of the rotating shaft 8, a clamping groove 15 is formed in the second gear 16, the clamping groove 15 is matched with the clamping block 19, the second gear 16 is fixedly installed on the side wall of the rotating shaft 8 through the clamping groove 15 and the clamping block 19, the second gear 16 is located in the baffle plate 20, a cavity is formed in the baffle plate 20, a spring is fixedly connected to the inner wall of the cavity, a sliding block 18 is fixedly connected to one end of the spring, the clamping block 19 is fixedly connected to one side of an adjusting plate 17, teeth are fixedly connected to one side of the adjusting plate 17, the teeth are meshed with the second gear 16, and the adjusting plate 17 is slidably connected to the inside of the baffle plate 20; the second gear 16 meshed with the adjusting plate 17 is rotated by pressing the adjusting plate 17, the second gear 16 drives the rotating shaft 8 to rotate, the adjusting plate 17 can be pushed outwards by a spring by loosening the adjusting plate 17, the rotating shaft 8 is reset, and the effect of adjusting the cutting assembly is achieved.

Further, a first mounting hole 13 is formed in the bottom end of the output shaft 3, a second mounting hole 14 is formed in the baffle 20, the first mounting hole 13 is matched with the second mounting hole 14, and the baffle 20 is movably connected to the side wall of the rotating shaft 8; through setting up first mounting hole 13 and second mounting hole 14, make baffle 20 can install in output shaft 3 bottom, fix the blade disc in the mounting groove, prevent that the blade disc from rocking.

The working principle and the using process of the utility model are as follows: the cutter head is prevented from being arranged in the mounting groove, the clamping groove 15 in the second gear 16 is aligned to the clamping block 19 on the side wall of the rotating shaft 8 to mount the baffle plate 20, the bolt is mounted in the first mounting hole 13 and the second mounting hole 14, the distance between the baffle plate 20 and the output shaft 3 can be reduced, so that the baffle plate 20 fixes the cutter head, when in use, the sleeve 7, the connecting rod 6 and the spring are used for providing buffering and supporting force for the output shaft 3, the output shaft 3 is prevented from shaking too much leftwards and rightwards to cause damage to the output shaft 3, after the use is finished, the adjusting plate 17 is pressed to enable the second gear 16 meshed with the adjusting plate to rotate, so that the second gear 16 drives the rotating shaft 8 to rotate, when the rotating shaft 8 rotates, the first gear 12 on the side wall rotates along with the rotating shaft 8, the telescopic rod 9 meshed with the telescopic rod moves towards one side, the sliding plate 10 is pushed out of the output shaft 3, so that the blades 11 can cut off grass wound on the side wall of the output shaft 3, the side wall of the output shaft 3 is conveniently cleaned.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a large-scale lawn mower gear box transmission subassembly which characterized in that: including shell (1), shell (1) inner wall fixedly connected with bearing (4), bearing (4) inner wall fixedly connected with output shaft (3), output shaft (3) one side transmission is connected with input shaft (2), shell (1) inner wall is provided with the supporting shoe, input shaft (2) rotate to be connected inside the supporting shoe, the inside cutting assembly that is provided with of output shaft (3), cutting assembly includes pivot (8), telescopic link (9), sliding plate (10), blade (11) and first gear (12), pivot (8) lateral wall is provided with baffle (20), the clearance between output shaft (3) and baffle (20) has formed the mounting groove, the inside adjusting part that is provided with of baffle (20), output shaft (3) lateral wall is provided with and supports buffering subassembly.

2. A large mower gearbox drive assembly as set forth in claim 1 wherein: the supporting and buffering assembly comprises a fixing ring (5), a connecting rod (6) and a sleeve (7).

3. A large mower gearbox drive assembly as set forth in claim 2 wherein: fixed ring (5) fixed connection be in shell (1) inner wall, fixed ring (5) inner wall fixedly connected with spring, connecting rod (6) fixed connection be in spring one end, sleeve (7) fixed connection be in connecting rod (6) one end, sleeve (7) are located output shaft (3) lateral wall.

4. A large mower gearbox drive assembly as set forth in claim 1 wherein: the utility model discloses a novel motor vehicle blade, including pivot (8), output shaft (3), first gear (12), sliding plate (10), telescopic link (9) one side, inner wall fixedly connected with tooth on one side of the telescopic link (9), tooth with first gear (12) mesh mutually, blade (11) fixed connection be in sliding plate (10) one side, pivot (8) rotate to be connected inside output shaft (3), first gear (12) fixed connection be in pivot (8) lateral wall, the cavity has been seted up to output shaft (3) inside, cavity inner wall fixedly connected with tension spring, sliding plate (10) fixed connection be in tension spring one end, just sliding plate (10) sliding connection be in inside the cavity, telescopic link (9) fixed connection be in sliding plate (10) one side, telescopic link (9) one side fixedly connected with tooth, tooth with first gear (12) mesh mutually, blade (11) fixed connection be in sliding plate (10) one side.

5. A large mower gearbox drive assembly as set forth in claim 1 wherein: the adjusting assembly comprises an adjusting plate (17), a second gear (16), a sliding block (18) and a clamping block (19).

6. A large mower gearbox drive assembly as claimed in claim 5 wherein: fixture block (19) fixed connection be in pivot (8) lateral wall, second gear (16) inside draw-in groove (15) of having seted up, draw-in groove (15) with fixture block (19) phase-match, just second gear (16) pass through draw-in groove (15) with fixture block (19) fixed mounting be in pivot (8) lateral wall, second gear (16) are located inside baffle (20), the cavity has been seted up to baffle (20) inside, cavity inner wall fixedly connected with spring, slider (18) fixed connection be in spring one end, fixture block (19) fixed connection be in regulating plate (17) one side, regulating plate (17) one side fixedly connected with tooth, tooth with second gear (16) mesh mutually, regulating plate (17) sliding connection be in baffle (20) are inside.

7. A large mower gearbox drive assembly as set forth in claim 1 wherein: the bottom end of the output shaft (3) is provided with a first mounting hole (13), a second mounting hole (14) is formed in the baffle (20), the first mounting hole (13) is matched with the second mounting hole (14), and the baffle (20) is movably connected to the side wall of the rotating shaft (8).