阅读说明：本技术 一种割草机 (Grass cutter ) 是由 文映壹 于 2021-08-18 设计创作，主要内容包括：本发明公开了一种割草机,涉及农业机械技术领域。本发明包括滚轮一,滚轮一包括轮体和盖板,轮体设有的端口上配合安装有盖板,并形成一腔体；盖板中部向轮体一侧延伸有轴体,轴体上转动安装有转动部,盖板上还设有若干位于转动部外侧的柱体,柱体上转动安装有与转动部啮合的传动齿轮,传动齿轮配合安装在轮体内设有的齿环内侧；盖板上固定有与转动部接触的推动部,推动部与切割部连接,推动部并带动切割部往复运动。本发明转动的轮体通过传动齿轮带动安装的转动部转动,由于转动部周侧面为波纹面,通过沿波纹面运动的推动部带动切割部往复运动,便于完成的杂草的切割。(The invention discloses a mower, and relates to the technical field of agricultural machinery. The roller comprises a roller body and a cover plate, wherein the cover plate is arranged on a port of the roller body in a matched mode, and a cavity is formed; a shaft body extends from the middle part of the cover plate to one side of the wheel body, a rotating part is rotatably arranged on the shaft body, a plurality of columns positioned at the outer side of the rotating part are further arranged on the cover plate, a transmission gear meshed with the rotating part is rotatably arranged on the columns, and the transmission gear is arranged at the inner side of a gear ring arranged in the wheel body in a matched mode; the cover plate is fixed with a pushing part which is in contact with the rotating part, the pushing part is connected with the cutting part, and the pushing part drives the cutting part to reciprocate. The rotating wheel body drives the installed rotating part to rotate through the transmission gear, and the cutting part is driven to reciprocate through the pushing part moving along the corrugated surface due to the fact that the peripheral side surface of the rotating part is the corrugated surface, so that the weeds can be conveniently cut.)

1. A lawn mower, includes gyro wheel (1), its characterized in that:

the first roller (1) comprises a roller body (11) and a cover plate (12), wherein the cover plate (12) is arranged on a port arranged on the roller body (11) in a matched mode, and a cavity is formed;

a shaft body (14) extends from the middle of the cover plate (12) to one side of the wheel body (11), a rotating part (6) is rotatably mounted on the shaft body (14), a plurality of cylinders (13) positioned on the outer side of the rotating part (6) are further arranged on the cover plate (12), a transmission gear (5) meshed with the rotating part (6) is rotatably mounted on each cylinder (13), and the transmission gear (5) is mounted on the inner side of a gear ring (7) arranged in the wheel body (11) in a matched mode;

a pushing part (9) in contact with the rotating part (6) is fixed on the cover plate (12), the pushing part (9) is connected with the cutting part (8), and the pushing part (9) drives the cutting part (8) to reciprocate;

the other end of the cutting part (8) is installed on the second roller (2), a rotating roller (3) and a handle (4) are further installed between the first roller (1) and the second roller (2), and the rotating roller (3) is driven to rotate through a transmission gear (5).

2. A lawnmower according to claim 1, wherein the rotary part (6) comprises a rotary ring (61), a first corrugated ring (62) and a second corrugated ring (63), and teeth on the outer side of the rotary ring (61) are engaged with teeth provided on the transmission gear (5);

a sleeve is arranged in the middle of the rotating ring (61), and a first corrugated ring (62) and a second corrugated ring (63) are sleeved on the outer side of the sleeve;

the rotating ring (61) is sleeved on the shaft body (14).

3. A lawnmower as claimed in claim 2, wherein the first undulating ring (62) has peaks corresponding to the troughs of the second undulating ring (63).

4. The mower according to claim 1, wherein the bottom side of the cover plate (12) extends to one side of the wheel body (11) to form a mounting seat (15), and the pushing part (9) is fixedly mounted in the mounting seat (15);

the pushing part (9) comprises a guide seat (91), an ejector rod (92) and a spring (93), wherein two deep grooves are formed in the guide seat (91), the ejector rod (92) is installed in the deep grooves in a sliding mode, the spring (93) is installed at the bottom of the ejector rod (92), and the installed spring (93) pushes the ejector rod (92) to be attached to the first corrugated ring (62) or the second corrugated ring (63);

the lateral surface of ejector pin (92) is equipped with and extends to cone (921) in guide holder (91) outside, two the cone (921) that ejector pin (92) was equipped with are towards different.

5. A mower as claimed in claim 4, wherein said cutting portion (8) comprises a first rack (81) and a second rack (82), said second rack (82) being mounted in a recess provided in said first rack (81), the teeth of said second rack (82) overlapping the teeth of said first rack (81);

the two ends of the first rack (81) are respectively provided with a first connecting lug (811), the first connecting lug (811) is provided with a strip-shaped hole sleeved on a cone (921), the two ends of the second rack (82) are respectively provided with a second connecting lug (821), and the second connecting lug (821) is provided with a strip-shaped hole sleeved on the other cone (921).

6. The mower according to claim 1, wherein a limiting block (16) and a top seat (17) are mounted at the end of the mounting seat (15), and the limiting block (16) and the top seat (17) are fixed on the upper side and the lower side of the first rack (81) or the second rack (82).

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly relates to a mower.

Background

With the development of large-area lawns, lawn mowers for lawn mowing have been widely used. A lawn mower generally comprises a frame, a mower deck attached to the underside of the front portion of the frame for mowing, and an elevation adjustment device for adjusting the height of the mower deck. The existing mower adopts a relatively low frame, high weeds are not changed and are cut off, in addition, the density of the generated weeds is different, a traditional mowing knife driven by a motor works under the same cutting force, and the cutting effect on the high-density weeds is poor.

Disclosure of Invention

The invention aims to provide a mower, wherein a rotating wheel body drives an installed rotating part to rotate through a transmission gear, and the peripheral side surface of the rotating part is a corrugated surface, so that the cutting part is driven to reciprocate through a pushing part moving along the corrugated surface, and the cutting of weeds is convenient to finish; in addition, the rotating transmission gear drives the rotating roller to rotate, so that weeds can be conveniently fed into one side of the cutting part for cutting, and the related problems in the background art are solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a mower which comprises a first roller, wherein the first roller comprises a roller body and a cover plate, the cover plate is arranged on a port of the roller body in a matched mode, and a cavity is formed; a shaft body extends from the middle of the cover plate to one side of the wheel body, a rotating part is rotatably mounted on the shaft body, a plurality of columns located on the outer side of the rotating part are further arranged on the cover plate, a transmission gear meshed with the rotating part is rotatably mounted on the columns, and the transmission gear is mounted on the inner side of a gear ring arranged in the wheel body in a matched mode; a pushing part which is in contact with the rotating part is fixed on the cover plate, the pushing part is connected with the cutting part, and the pushing part drives the cutting part to reciprocate; the other end of the cutting part is installed on the second roller, a rotating roller and a handle are further installed between the first roller and the second roller, and the rotating roller is driven to rotate through a transmission gear.

Furthermore, the rotating part comprises a rotating ring, a first corrugated ring and a second corrugated ring, and teeth on the outer side of the rotating ring are meshed with teeth arranged on the transmission gear; the middle part of the rotating ring is provided with a sleeve, and the outer side of the sleeve is sleeved with a corrugated ring I and a corrugated ring II; the rotating ring is sleeved on the shaft body.

Furthermore, the wave crest on the first ripple ring corresponds to the wave trough on the second ripple ring.

Furthermore, an installation seat extends from the bottom side of the cover plate to one side of the wheel body, and a pushing part is fixedly installed in the installation seat; the pushing part comprises a guide seat, an ejector rod and a spring, wherein two deep grooves are formed in the guide seat, the ejector rod is slidably mounted in the deep grooves, the spring is mounted at the bottom of the ejector rod, and the mounted spring pushes the ejector rod to be attached to the first corrugated ring or the second corrugated ring; the lateral surface of the ejector rod is provided with a cone extending to the outer side of the guide seat, and the two ejector rods are provided with cones with different directions.

Furthermore, the cutting part comprises a first rack and a second rack, the second rack is arranged in a groove formed in the first rack, and sawteeth of the second rack are overlapped with sawteeth of the first rack; the two ends of the first rack are respectively provided with a first connecting lug, the first connecting lug is provided with a strip-shaped hole sleeved on a cone, the two ends of the second rack are respectively provided with a second connecting lug, and the second connecting lug is provided with a strip-shaped hole sleeved on another cone.

Furthermore, a limiting block and a top seat are installed at the port of the installation seat, and the limiting block and the top seat are fixed on the upper side and the lower side of the first rack or the second rack.

The invention has the following beneficial effects:

1. the inner side of the first roller is provided with a cover plate which does not rotate along with the roller body, the inner side of the second roller is provided with a disc which does not rotate along with the second roller, a handle fixed between the cover plate and the disc is pushed to rotate, the friction generated between the roller body and the bottom surface of the second roller drives the roller body and the second roller to rotate, the rotating roller body drives the installed rotating part to rotate through a transmission gear, and the peripheral side surface of the rotating part is a corrugated surface, so that the pushing part moving along the corrugated surface drives the cutting part to reciprocate, and the cutting of weeds is convenient to finish; in addition, the rotating transmission gear drives the rotating roller to rotate, so that weeds can be conveniently fed into one side of the cutting part to be conveniently cut.

2. The first corrugated ring and the second corrugated ring are arranged in the rotating part, the wave crest on the first corrugated ring corresponds to the wave trough on the second corrugated ring, when the end parts of the two ejector rods are respectively contacted with the first corrugated ring and the second corrugated ring, the first ejector rod is contracted, and the second ejector rod is extended, so that the height difference formed between the two ejector rods is effectively increased, and the distance of the cone pushing the first rack or the second rack to move relatively is convenient to change; in addition, the spring mounted realizes that the ejector rod is reset rapidly when not stressed.

3. According to the invention, the second rack is arranged in the groove arranged on the first rack, so that the mutual overlapping of the sawteeth of the second rack and the sawteeth of the first rack is realized, when the first rack and the second rack move relatively, the cutting effect on weeds is improved, in addition, the thrust of the first rack or the rack moving towards one side is changed by changing the thrust on the mower, and the cutting force is improved, so that weeds with thicker diameters can be conveniently cut; in addition, the first rack and the second rack are both arranged on the elastic rod on the second roller, so that the first rack or the second rack is in a tensioned state conveniently.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic view of an internal structure of the roller according to the present invention;

FIG. 3 is a schematic view of a mounting structure for an inner rotating portion of a roller according to the present invention;

FIG. 4 is a cross-sectional structural illustration of FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic view of the transmission structure of the rotating part and the cutting part of the present invention;

FIG. 6 is an enlarged structural schematic of the invention at A of FIG. 5;

in the drawings, the components represented by the respective reference numerals are listed below:

1-roller I, 11-wheel body, 12-cover plate, 13-cylinder, 14-shaft body, 15-mounting seat, 16-limiting block, 17-top seat, 2-roller II, 3-rotating roller, 4-handle, 5-transmission gear, 6-rotating part, 61-rotating ring, 62-corrugated ring I, 63-corrugated ring II, 7-toothed ring, 8-cutting part, 81-rack I, 811-engaging lug I, 82-rack II, 821-engaging lug II, 9-pushing part, 91-guide seat, 92-top rod, 921-cone and 93-spring.

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 is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-6, the present invention is a lawn mower, including a roller 1, the roller 1 includes a roller body 11 and a cover plate 12, the cover plate 12 is mounted on a port of the roller body 11, and a cavity is formed; a shaft body 14 extends from the middle of the cover plate 12 to one side of the wheel body 11, a rotating part 6 is rotatably mounted on the shaft body 14, a plurality of columns 13 positioned on the outer side of the rotating part 6 are further arranged on the cover plate 12, a transmission gear 5 meshed with the rotating part 6 is rotatably mounted on the columns 13, and the transmission gear 5 is mounted on the inner side of a gear ring 7 arranged in the wheel body 11 in a matching manner; a pushing part 9 which is contacted with the rotating part 6 is fixed on the cover plate 12, the pushing part 9 is connected with the cutting part 8, and the pushing part 9 drives the cutting part 8 to reciprocate; the other end of the cutting part 8 is arranged on the second roller 2, a rotating roller 3 and a handle 4 are further arranged between the first roller 1 and the second roller 2, and the rotating roller 3 is driven to rotate through a transmission gear 5.

A cover plate 12 which does not rotate along with the wheel body 11 is arranged on the inner side of the first roller 1, a disc which does not rotate along with the second roller 2 is arranged on the inner side of the second roller 2, a handle 4 which is fixed between the cover plate 12 and the disc is pushed to rotate, the wheel body 11 and the second roller 2 are driven to rotate by friction generated between the wheel body 11 and the bottom surface of the second roller 2, nails can be arranged on the circumferential side surfaces of the wheel body 11 and the second roller 2, the friction force between the nails and the bottom surface is increased, and the wheel body 11 and the second roller 2 are prevented from slipping; the rotating wheel body 11 drives the installed rotating part 6 to rotate through the transmission gear 5, and the cutting part 8 is driven to reciprocate through the pushing part 9 moving along the corrugated surface due to the fact that the peripheral side surface of the rotating part 6 is the corrugated surface, so that the cutting of weeds is convenient to complete; in addition, the rotating transmission gear 5 drives the rotating roller 3 to rotate, so that weeds can be conveniently fed into one side of the cutting part 8 to be conveniently cut.

The rotating part 6 comprises a rotating ring 61, a first corrugated ring 62 and a second corrugated ring 63, and teeth on the outer side of the rotating ring 61 are meshed with teeth arranged on the transmission gear 5; a sleeve is arranged in the middle of the rotating ring 61, and a first corrugated ring 62 and a second corrugated ring 63 are sleeved on the outer side of the sleeve; the rotating ring 61 is fitted around the shaft body 14.

The wave crest on the first ripple ring 62 corresponds to the wave trough on the second ripple ring 63.

The bottom side of the cover plate 12 extends to one side of the wheel body 11 to form a mounting seat 15, and a pushing part 9 is fixedly mounted in the mounting seat 15; the pushing part 9 comprises a guide seat 91, a mandril 92 and a spring 93, wherein two deep grooves are formed in the guide seat 91, the mandril 92 is arranged in the deep grooves in a sliding mode, the spring 93 is arranged at the bottom of the mandril 92, and the spring 93 pushes the mandril 92 to be tightly attached to the first corrugated ring 62 or the second corrugated ring 63; the lateral surface of the ejector rod 92 is provided with a cone 921 extending to the outer side of the guide seat 91, and the two ejector rods 92 are provided with cones 921 with different directions.

The first corrugated ring 62 and the second corrugated ring 63 are arranged in the rotating part 6, the wave crest on the first corrugated ring 62 corresponds to the wave trough on the second corrugated ring 63, when the end parts of the two ejector rods 92 are respectively contacted with the first corrugated ring 62 and the second corrugated ring 63, the ejector rod 92 is contracted, and the ejector rod 92 is extended, so that the height difference formed between the two ejector rods 92 is effectively increased, and the distance for the cone 921 to push the first rack 81 or the second rack 82 to move relatively is convenient to change; the spring 93 is additionally arranged to realize quick return of the ejector rod 92 when the ejector rod is not stressed.

The cutting part 8 comprises a first rack 81 and a second rack 82, the second rack 82 is arranged in a groove formed in the first rack 81, and sawteeth of the second rack 82 are overlapped with sawteeth of the first rack 81; two ends of the first rack 81 are provided with a first connecting lug 811, the first connecting lug 811 is provided with a strip-shaped hole sleeved on the cone 921, two ends of the second rack 82 are provided with a second connecting lug 821, and the second connecting lug 821 is provided with a strip-shaped hole sleeved on the other cone 921.

A limiting block 16 and a top seat 17 are installed at a port of the installation seat 15, and the limiting block 16 and the top seat 17 are fixed on the upper side and the lower side of the first rack 81 or the second rack 82.

The second rack 82 is arranged in a groove formed in the first rack 81, so that the sawteeth of the second rack 82 are overlapped with the sawteeth of the first rack 81, when the first rack 81 and the second rack 82 move relatively, the cutting effect on weeds is improved, in addition, the thrust of the first rack 81 or the second rack 82 moving to one side is changed by changing the thrust on the mower, and the cutting force is improved, so that weeds with thick diameters can be cut conveniently; in addition, the first rack 81 and the second rack 82 are both arranged on the elastic rod on the second roller 2, so that the first rack 81 or the second rack 82 is in a tensioned state.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.