CN218604018U

CN218604018U - Grass mowing mechanism of grass mowing machine

Info

Publication number: CN218604018U
Application number: CN202122837985.1U
Authority: CN
Inventors: 窦思勇
Original assignee: Chongqng Jianwei Machinery Co Ltd
Current assignee: Chongqng Jianwei Machinery Co Ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2023-03-14
Anticipated expiration: 2031-11-18

Abstract

The utility model relates to the technical field of agricultural machinery, specifically disclose grass trimmer's mechanism of beating grass, including frame and cutter, the cutter is installed in the frame, still includes the support frame and is used for removing the removal wheel that removes and support grass mechanism, and the support frame rotates to be connected in the frame, removes the wheel connection on the support frame, is connected with the regulating part between frame and the support frame, and the regulating part is used for adjusting the turned angle of the relative frame of support frame. This scheme is used for solving the problem that lawn mower and rough cutting can not the sharing with the grass mower in prior art.

Description

Grass mowing mechanism of grass mowing machine

Technical Field

The utility model relates to the technical field of agricultural machinery, specifically a grass mowing mechanism of grass mowing machine.

Background

The grass mower, also called a grass chopper, a grass mower or a waste cutter, is used for realizing grass cutting or grass chopping work on lawns, agricultural land, waste lands and the like, in the prior art, different grass trimmers are adopted according to different use environments, such as the grass trimmer for cutting grass on the lawns, and when grass is cut, the grass trimmer is directly placed on the lawns to cut grass because the grass on the lawns is generally tidy and not high; the grass mower for rough mowing is characterized in that the heights of weeds on a rough land or an agricultural land are different, and weeds in some places are higher and weeds in some places are shorter, so that when grass is mowed, the height of a cutter in a grass mowing mechanism and the ground is controlled according to the growth condition of the weeds by manually controlling the pressing condition of the handrail of the grass mower, and the grass cutting depth is further controlled. If the lawn mower is used for reclaiming weeds, the weeds are too high, so that the grass is difficult to reclaim and even can not be reclaimed; when the lawn mower for wasteland is used for mowing the lawn, the mowing depth of the lawn is determined by manually pressing the handrails, so that the mowing depth of the lawn is different, and the attractiveness of the lawn after mowing is influenced; therefore, the prior lawn mower and the prior waste-reclaiming grass mower can not be used together.

SUMMERY OF THE UTILITY MODEL

The utility model provides a grass mowing mechanism of grass mowing machine to solve the problems that the grass mowing machine in the prior art can not be shared by the grass mowing machine for grass mowing and waste cutting.

In order to achieve the above object, the basic scheme of the present invention is as follows:

grass mowing mechanism of grass mower, including frame and cutter, the cutter is installed in the frame, still includes the support frame and is used for removing the removal wheel that supports grass mowing mechanism, and the support frame rotates to be connected in the frame, removes the wheel and connects on the support frame, is connected with the regulating part between frame and the support frame, and the regulating part is used for adjusting the turned angle of the relative frame of support frame.

Compare the beneficial effect in prior art:

when the scheme is adopted, the rotating condition of the support frame relative to the rack is adjusted through the adjusting piece so as to adjust the distance between the bottom of the moving wheel and the bottom of the cutter, and further achieve the effect of adjusting the grass cutting depth when the cutter cuts grass; when the lawn mower is used for lawn mowing, the bottom of the movable wheel is lower than the bottom of the cutter according to the depth use requirement of lawn mowing, the movable wheel acts on the ground during mowing, the grass mowing mechanism is supported, and the grass mower is convenient to move, so that the heights of grass on the lawn after the grass is mowed by the grass mower are consistent, and the attractiveness of the lawn after mowing is ensured; when the grass mower is used for wasteland, the rotating angle of the support frame relative to the rack is adjusted through the adjusting piece, so that the bottom of the moving wheel is higher than the bottom of the cutter, the moving wheel does not influence the grass cutting depth of the cutter during grass cutting, and the grass cutting depth is manually controlled according to the actual growth of weeds during the grass cutting; compared with the prior art, the scheme can meet the use requirement of lawn grass cutting and can meet the use requirement of grass cutting for wasteland or agricultural land.

In addition, this scheme is because of can adjusting the interval of removing between round bottom and the cutter bottom through regulating part and support frame, then when in actual use, can be through removing the interval adjustment between round bottom and the cutter bottom, combine the lawn actual conditions to compromise the pleasing to the eye on lawn and the frequency of cutting the grass, if to the more sparse condition in lawn grass, can improve the aesthetic property on lawn through reducing the grass cutting depth and improve the reserve depth of grass on the lawn, and to the lawn that the grass on lawn is comparatively dense and the growth vigor is faster, then can suitably increase the grass cutting depth and reduce the frequency of cutting the grass.

Furthermore, the adjusting part comprises an adjusting rod, an adjusting fixed block and an adjusting rotating block, the adjusting rod is sleeved on the adjusting fixed block and the adjusting rotating block at the same time, the adjusting rod can move on the adjusting fixed block along the axial direction of the adjusting rod, the adjusting rod rotates with the adjusting rotating block, one of the adjusting fixed block and the adjusting rotating block is connected with the rack in a rotating mode, and the other one of the adjusting fixed block and the adjusting rotating block is connected with the support frame in a rotating mode.

Has the advantages that: when this scheme of adoption, when needs rotate the relative frame of support frame and remove the interval between wheel bottom and the frame bottom in order the adjustment, through controlling the regulation pole for adjust the pole and follow the axial displacement who adjusts the pole on adjusting the fixed block, adjust pole axial displacement back, be connected another and be connected with the frame because of adjusting one in fixed block and the rotatory piece of regulation and support frame, and then make the removal of adjusting the pole drive the support frame and rotate.

Furthermore, adjust the fixed block and rotate to be connected in the frame, adjust rotatory piece and rotate with the support frame and be connected.

Has the advantages that: when the scheme is adopted, the adjusting rotating block is rotationally connected with the support frame and the adjusting rod, so that when the support frame is rotated, the adjusting rotating block and the adjusting rod form a whole body which moves along the axial direction of the adjusting rod on the adjusting fixed block along with the adjusting rod, and the aim of rotating the support frame is fulfilled; compare in the condition of being connected with the support frame rotation of adjusting the fixed block, the support frame is kept away from to the regulation fixed block of this scheme, and the support frame is close to the weeds of waiting to cut grass at the quick-witted during operation of beating grass, and when cutting grass, the garrulous grass of part cut will fall on support frame place region, and then makes the regulation fixed block place region of keeping away from the support frame not have the garrulous grass whereabouts, has reduced the influence of garrulous grass whereabouts to the regulating stem removal.

Furthermore, the adjusting rod is a screw rod and is in threaded connection with the adjusting fixing block.

Has the advantages that: the threaded connection mode enables the adjusting rod to automatically complete position locking after the adjusting rod moves axially, and locking of the rotating angle of the supporting frame is formed, so that operation is simple and rapid.

Furthermore, an adjusting handle is fixedly connected to the adjusting rod.

Has the advantages that: when this scheme of adoption, increase through adjustment handle and adjust pole along axial displacement more laborsaving.

Furthermore, the adjusting handle comprises a handle support and a rotating arm eccentrically arranged relative to the adjusting rod, the rotating arm is connected with the handle support, and the handle support is fixedly connected with the adjusting rod.

Has the advantages that: when this scheme of adoption, adjust pole eccentric settings relatively because of the rotor arm for adjustment handle drives the rotation of adjusting the pole more laborsavingly.

Furthermore, the adjusting piece is positioned in the middle of the supporting frame and is inclined to the left or the right.

Has the advantages that: the adjusting piece is arranged in the middle of the supporting frame to be left or right so that an operator can stand on the side of the grass trimmer to adjust the angle of the supporting frame conveniently.

Furthermore, fixedly connected with protection casing in the frame, cutter and support frame are located the inside and outside both sides of protection casing.

Has the beneficial effects that: the setting of protection casing can prevent that the broken grass of the machine of beating the grass in-process of cutting the grass from splashing and influencing the problem of operating personnel safety, and the setting of protection casing also can reduce the broken grass that splashes and fall on support frame or regulating part and influence the problem of support frame angle modulation simultaneously.

Further, the support frame is U-shaped; the support frame is simple to manufacture and high in strength.

Drawings

FIG. 1 is a schematic view of a grass trimmer according to an embodiment of the present invention;

FIG. 2 is a schematic view of the grass mowing mechanism of the grass trimmer of FIG. 1;

FIG. 3 is a front view of a grass cutting mechanism of the lawnmower of FIG. 1;

FIG. 4 is an exploded view of an adjustment member according to a first embodiment of the present invention;

fig. 5 is a front view of a second embodiment of the present invention;

fig. 6 is a front view of a third embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a frame 10, a cutter 20, a protective cover 3, a support frame 4, a moving wheel 5, an adjusting piece 6, an adjusting rod 61, an adjusting fixed block 62, an adjusting rotating block 63, a fixed seat 64, a fixed plate 65, an adjusting handle 7, a rotating arm 71, an adjusting hole 81, a limiting stud 82 and a blocking pin 83.

Example one

The first embodiment is substantially as shown in figures 1 to 4 of the accompanying drawings: grass mowing mechanism of grass mower, including frame 10 and cutter 20, cutter 20 installs in frame 10, still include protection casing 3, support frame 4 and the removal wheel 5 that is used for removing and supporting grass mowing mechanism, 3 fixed connection of protection casing are in frame 10, support frame 4 rotates and connects in frame 10, cutter 20 and support frame 4 are located the inside and outside both sides of protection casing 3, remove wheel 5 and rotate and connect in support frame 4 bottom, support frame 4 is the U type, the quantity that removes wheel 5 is 2, two remove wheel 5 and be located two free ends of support frame 4U type respectively.

An adjusting piece 6 is connected between the rack 10 and the supporting frame 4, the adjusting piece 6 is used for adjusting the rotating angle of the supporting frame 4 relative to the rack 10, and the adjusting piece 6 is positioned in the middle of the supporting frame 4 and is inclined to the left or the right.

The adjusting part 6 comprises an adjusting rod 61, an adjusting fixed block 62 and an adjusting rotating block 63, the adjusting rod 61 is simultaneously sleeved on the adjusting fixed block 62 and the adjusting rotating block 63, the adjusting rod 61 can move on the adjusting fixed block 62 along the self axial direction, specifically, the adjusting rod 61 adopts a screw rod, and the adjusting rod 61 is in threaded connection with the adjusting fixed block 62; adjust fixed block 62 and rotate to be connected in frame 10 (the welding has fixing base 64 in frame 10, adjusts fixed block 62 and rotates to be connected on fixing base 64), adjusts rotatory piece 63 and rotates with support frame 4 and is connected (the welding has fixed plate 65 on support frame 4, adjusts rotatory piece 63 and rotates to be connected on fixed plate 65).

The adjusting rod 61 is fixedly connected with an adjusting handle 7, the adjusting handle 7 comprises a handle support and a rotating arm 71 eccentrically arranged relative to the adjusting rod 61, the rotating arm 71 is fixedly connected with the handle support, and the handle support is fixedly connected with the adjusting rod 61 through bolts and nuts.

The specific implementation process is as follows:

when the present embodiment is adopted, the angle of the supporting frame 4 is adjusted by the adjusting part 6, specifically, an operator applies an external force on the rotating arm 71, so that the adjusting handle 7 drives the adjusting rod 61 to rotate, the adjusting rod 61 moves along the axial direction of the adjusting rod 61 under the thread fit with the adjusting fixed block 62, the adjusting rotating block 63 is sleeved on the adjusting rod 61, and the adjusting rotating block 63 is rotatably connected with the adjusting rod 61, so that the adjusting rotating block 63 axially moves along with the adjusting rod 61, the adjusting rotating block 63 drives the fixed plate 65 to move through the rotating connection with the fixed plate 65, and the fixed plate 65 is fixedly connected with the supporting frame 4, so that the supporting frame 4 rotates relative to the rack 10, the adjusting handle 7 is loosened, the thread connection between the adjusting rod 61 and the adjusting fixed block 62 has a self-locking function, so that the rotated angle of the supporting frame 4 is maintained, and after the supporting frame 4 rotates, the distance between the bottom of the moving wheel 5 connected with the bottom of the supporting frame 4 and the bottom of the cutter 20 changes.

When the lawn mower is used for lawn mowing, the bottom of the movable wheel 5 is lower than the bottom of the cutter 20 according to the use requirement of the depth of the lawn mowing when the lawn mower is used for lawn mowing, and the movable wheel 5 acts on the ground to support the mowing mechanism and facilitate the movement of the lawn mower, so that the height of grass on the lawn after the lawn mower cuts grass is consistent, and the attractiveness of the lawn after the lawn mowing is cut is ensured; when the grass mower is used for a wasteland, the rotating angle of the support frame 4 relative to the rack 10 is adjusted through the adjusting piece 6, so that the bottom of the moving wheel 5 is higher than the bottom of the cutter 20, when grass is cut, the moving wheel 5 cannot influence the grass cutting depth of the cutter 20, and the grass cutting depth is manually controlled according to the actual growth of weeds when the grass mower is used for cutting the wasteland; therefore, the grass mowing machine can meet the use requirement of grass cutting for wasteland reclamation or agricultural land at the same time.

In addition, this embodiment is because of can adjusting the interval between 5 bottoms of removal wheel and the cutter 20 bottom through regulating part 6 and support frame 4, then when in actual use, can be through the interval adjustment between 5 bottoms of removal wheel and the cutter 20 bottom, combine the lawn actual conditions to compromise the pleasing to the eye on lawn and the frequency of cutting the grass, if to the sparser condition in lawn grass, can improve the aesthetic property on lawn through reducing the reserve depth of grass on the grass of cutting the grass depth, and to the grass on lawn that the grass is comparatively dense and the growth vigor is faster on lawn, then can suitably increase the grass cutting depth and reduce the frequency of cutting the grass.

Example two

Referring to fig. 5, a difference between the second embodiment and the first embodiment is that the adjusting member 6 of the present embodiment is different, the adjusting member 6 of the present embodiment is an adjusting plate directly and fixedly connected to the support frame 4, the adjusting plate is provided with a plurality of adjusting holes 81, the plurality of adjusting holes 81 are circumferentially disposed along the rotation center of the support frame 4, the rack 10 is provided with a limiting hole matched with the adjusting hole 81, when the rotation angle of the support frame 4 is adjusted, after the support frame 4 rotates by a certain angle, the adjusting hole 81 at the angle is aligned with the limiting hole, and then a limiting stud 82 is inserted into the limiting hole and the adjusting hole 81, so as to maintain the angle of the support frame 4 after rotating.

EXAMPLE III

Referring to fig. 6, a difference between the third embodiment and the first embodiment is that the adjusting member 6 of the present embodiment is different from the first embodiment in that the adjusting member 6 of the present embodiment adopts an arc-shaped plate fixedly connected to the frame 10, a moving path of the upper surface of the arc-shaped plate coincides with that of the support frame 4 when the upper portion rotates, a plurality of blocking holes are formed in the arc-shaped plate, the blocking pins 83 can be inserted into the blocking holes, when the support frame 4 rotates, the support frame 4 is attached to the arc-shaped plate, and in order to ensure that the support frame 4 is kept at an adjusted angle, the blocking pins 83 are inserted into the left and right sides of the support frame 4 to keep the angle of the support frame 4 after rotation.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the schemes is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. Grass mowing mechanism of grass mower, including frame and cutter, the cutter is installed in the frame, its characterized in that: still include the support frame and be used for removing the removal wheel that removes and support grass-mowing mechanism, the support frame rotates to be connected in the frame, removes the wheel and connects in the support frame, is connected with the regulating part between frame and the support frame, and the regulating part is used for adjusting the turned angle of the relative frame of support frame.

2. A grass mowing mechanism of a grass trimmer according to claim 1, characterized in that: the adjusting part comprises an adjusting rod, an adjusting fixed block and an adjusting rotating block, the adjusting rod is sleeved on the adjusting fixed block and the adjusting rotating block at the same time, the adjusting rod can move on the adjusting fixed block along the axial direction of the adjusting rod, the adjusting rod rotates with the adjusting rotating block, one of the adjusting fixed block and the adjusting rotating block is connected with the rack in a rotating mode, and the other one of the adjusting fixed block and the adjusting rotating block is connected with the support frame in a rotating mode.

3. A grass mowing mechanism of a grass trimmer according to claim 2, characterized in that: the adjusting fixed block is rotatably connected to the rack, and the adjusting rotating block is rotatably connected with the supporting frame.

4. A grass cutting mechanism for a grass trimmer according to claim 2, further comprising: the adjusting rod is a screw rod and is in threaded connection with the adjusting fixing block.

5. A mowing mechanism of a grass trimmer according to claim 4, wherein: an adjusting handle is fixedly connected to the adjusting rod.

6. A mowing mechanism of a grass trimmer according to claim 5, wherein: the adjusting handle comprises a handle support and a rotating arm eccentrically arranged relative to the adjusting rod, the rotating arm is connected with the handle support, and the handle support is fixedly connected with the adjusting rod.

7. A grass mowing mechanism of a grass trimmer according to claim 2, characterized in that: the adjusting piece is located on the left or right of the middle position of the supporting frame.

8. A grass cutting mechanism for a grass trimmer according to claim 1, further comprising: the protective cover is fixedly connected to the rack, and the cutter and the supporting frame are located on the inner side and the outer side of the protective cover.

9. A mowing mechanism of a grass trimmer according to claim 8, wherein: the support frame is U-shaped.