KR102254268B1 - weeding device of field furrow - Google Patents

Abstract

The present invention discloses a mower for furrows.
To this end, the present invention is a mower that receives a driving force from a power engine and moves forward and backward along the furrow and forms a drive to remove weeds from the furrow; An output unit installed between the moving member and the driving member provided in the mower; A driving force distribution unit for vertically outputting the driving force horizontally outputted toward the moving member to the furrow surface; A pair of circular weeding blades including a circular weeding blade that is driven by the rotational force of the output unit as an arrangement angle that is in contact with the curved surface of the furrow can be adjusted according to the curved shape of the furrow and Since weeding of the fruit and ridge is performed at once, the weeding operation is efficiently performed, and in particular, there is an advantage of being removed to the upper part of the root of the weed by the circular arc of the circular weeding blade.

Description

Weeding device of field furrow

The present invention relates to a mower for cutting weeds growing in various types of fields, and in detail, by installing a circular cutting blade according to the situation of the terrain by providing a weeding equipment for furrows that can be selectively replaced and installed according to the presence or absence of furrows. It relates to a weed mower for furrows made to be used.

Unlike weeding work in general flat land, weeding work in field farming area must be carried out in consideration of the bends along the furrows and ridges. Therefore, the weeding work in the field is very low in effect and not suitable for using a general mower.

If weeds are not removed early when cultivating field crops, weeding work is very important because it causes obstacles to crop growth. Due to the aging of agricultural manpower and the shortage of manpower in rural areas, there is not enough manpower to be used for weeding work, so weeding work is not performed in a timely manner, and weeds are used to remove weeds.

However, in recent years, consumers prefer eco-friendly products that do not use herbicides due to consumer interest in eco-friendly high-quality agricultural products and price differentiation for high-quality agricultural products.However, the use of pesticides such as herbicides to replace the labor force due to the aging of rural areas is inevitable, so herbicides are not used. The cultivation method that does not exist is a situation in which mulching vinyl is used to suppress the growth of weeds, and a mower is used to forcibly remove the cultivation.

While there is a lot of interest in the development of efficient equipment so that weeding work for weeds can be performed smoothly and efficiently when cultivating field crops, weeding work is performed after removing the weeding device for furrows in the flatland type, and weeding for furrows in the mixed type. The purpose of providing a mower equipped with a detachable weeding device for furrows, which is made to perform weeding work after installing a number of weeding devices for furrows at intervals of furrows, while performing weeding after installing the device. A mower equipped with a detachable furrow weeding device is registered in the Korean Intellectual Property Office as Patent No. 10-1685449 (referred to as the name of the invention) and has been disclosed.

According to the previous invention, a mower developed to remove weeds growing in furrows and ridges when growing field crops includes: a weeding rotary shaft that receives power from a power transmission device and rotates; A weeding device for flat land including a plurality of weeding blade fixtures provided integrally with the weeding rotation shaft, and a weeding blade for flat land hinged to be detachable to each of the weeding blade fixtures; At least one mowing blade fixing body for furrows that can be installed after separating the weeding blades for flat land provided in the weeding blade fixing tool of the weeding rotary shaft; Including a weeding device for furrows including a weeding blade for furrows hinged to the fixing body for the furrows, a weeding device for furrows may be installed and used depending on the presence or absence of furrows.

In this invention, the weeding device for furrows is installed depending on the presence or absence of furrows, and the separation distance of the weeding devices for furrows can be adjusted according to the width of the furrows and furrows. It has the advantage of being able to.

In other words, when weeding on flat land, the weeding is performed without installing the weeding device for furrows, and the weeding device for furrows is installed in the weeding of the mixed type of flat land and furrows and the furrow type consisting of furrows and furrows. To perform weeding work.

Moreover, even when the width of the furrow and furrow is different depending on the terrain, the position of the furrow weeding device can be adjusted, and one or more weeding devices for furrows can be installed and used, enabling weeding of various terrains. It has the advantage of doing it.

However, the first invention is a structure in which the weeding device for the furrow and the weeding device for the flatland are installed at regular intervals on the outer surface of the diameter of the rotation shaft while the rotation shaft for weeding is formed in a size that crosses the furrow and ridge. Mechanical operation is inconvenient to perform the weeding work of the field to be formed, and expertise is required, so it is not suitable for the elderly people with low physical strength and quickness to manipulate, as well as problems that are not efficient because the weeding work condition is not uniformly performed. there was.

(KR) Patent Registration No. 10-1685449 (registered on December 6, 2016)

An object of the present invention is to make an efficient weed removal operation with a pair of cutting blades forming a curved shape of a furrow in a mower that is inevitably used for weed removal in a pesticide-free farmhouse.

In addition, the present invention aims to maintain the safety of the weeding operation by maintaining the rotational balance of the pair of circular weeding blades even when colliding with the ground and stones during high-speed rotation of the circular weeding blades. .

The present invention conceived to solve such a conventional problem, discloses a weed mower for furrows.

To this end, the present invention is a mower that receives a driving force from a power engine and moves forward and backward along the furrow and forms a drive for removing weeds from the furrow; An output unit installed between the moving member and the driving member provided in the mower; A driving force distribution unit for converting and outputting the driving force horizontally outputted toward the moving member to the furrow surface; It is sufficiently achieved by providing a configuration comprising a; circular weeding blades disposed in a pair so as to be in contact with the surface of the furrow and the curved surface at a time and driven by the rotational force of the output unit.

In a configuration in which the object of the present invention is achieved, the output unit includes: an output shaft protruding from the power engine toward the moving member, and a first installed at an end of the output shaft to convert a driving force output from the output shaft in a 90° direction. It is preferable that the configuration is made of a bevel gear and a second bevel gear that meshes with the first bevel gear to output a driving force to the surface of the furrow.

In a configuration in which the object of the present invention is achieved, the drive distribution unit includes a bracket provided with a slope facing the furrow surface to be attached to and detached from the front of the housing of the power engine; First and second drive shafts respectively installed on the slopes of the bracket to transmit the output of the output shaft to the surface of the furrow; A second bevel gear installed at the front end of the first driving shaft and engaged with the first bevel gear of the output shaft; Third and fourth bevel gears that are installed on the first and second driving shafts and configured to distribute and output the driving force through the second bevel gears to the furrows in a state in which they are engaged with each other; It is desirable to configure to be made of.

In a configuration in which the object of the present invention is achieved, the bracket is a first surface inclined by 25 to 60° in both directions with respect to the center axis of the output shaft by bending the center of the inclined bar on which the first and second driving shafts are installed It is preferable to configure so that the and the second side are formed.

In a configuration in which the object of the present invention is achieved, the circular weeding blade includes a thin rectangular plate-shaped cutting body installed at the ends of the first and second driving shafts, and the cutting body is bent to correspond to the curved surface of the furrow. Arc surface; It is preferable to configure to be formed.

In the configuration in which the object of the present invention is achieved, the cutting body is configured such that a thin strip-shaped removal piece retaining elasticity is bound at several surfaces of the cutting body, and the ends of the cutting bodies are irregularly projected to the bottom surface of the cutting body. This is desirable.

The present invention can provide safety that is strong against impact and maintains a rotational balance when a pair of circular weeding blades bent to correspond to the bent shape of the furrow is installed as a pair, when it collides with the stone or the root of the furrow.

In addition, in the present invention, since the bending degree of the pair of circular weeding blades can be adjusted according to the bend shape formed by the ground and the furrow, the weeding of the furrow and the furrow is performed at once, so that the weeding operation is efficiently performed. There is an advantage that it is removed to the upper part of the root of the weed by the arc surface.

1 is a perspective view of a mower for a furrow to which the present invention is applied,
Figure 2 is a side view of the mower for furrow to which the present invention is applied,
3 is a cross-sectional view of a furrow,
Figure 4 is a schematic diagram of a weeding blade applied to the mower of the present invention,
5 is a state diagram applied to the driving force distribution unit and the weeding blade of the furrow mower to which the present invention is applied,
6 is an excerpt perspective view of the bracket of the driving force distribution unit of the present invention,
Figure 7 is an excerpt of the circular cutting blade of the present invention,
8 is another embodiment of the driving force distribution unit of the present invention,
9 is a state diagram in which the furrow mower of the present invention is applied in a small size.

Specific embodiments in which the present invention may be practiced will be described with reference to the accompanying drawings to illustrate.

These embodiments will be described in detail sufficient to enable those skilled in the art to practice the present invention, and it should be understood that various embodiments of the present invention are different from each other, but need not be mutually exclusive.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings in order to enable those of ordinary skill in the art to easily implement the present invention.

FIG. 1 is a perspective state of a furrow mower to which the present invention is applied, FIG. 2 is a side state of a furrow mower to which the present invention is applied, and FIG. 3 is a cross-sectional state of a furrow, according to the drawing configuration, The present invention is a mower 100 that is moved forward and backward along the furrow by receiving a driving force from the power engine 130, and is driven to remove weeds grown in the furrow during the moving process.

A front wheel 151 and a rear wheel 153 are installed under the power engine 130 of the mower 100 to move in the front and rear direction, and the height of the front wheel 151 is increased above and below the front wheel 151 The weeding control body (155) is installed to adjust the height of the weeding cutting by adjusting the term and adjust the height of the handle according to the height of the user.

The weeding control body 155 is provided with a feature in which the distance between the circular weeding blade 400 and the furrow surface to be described later is selectively adjusted according to the function of adjusting the height of the power engine 130 in the vertical direction. The screw shaft 157 is vertically installed on the upper part of the front wheel 151, the screw shaft 157 is screwed to the frame 101 crossing the front wheel 151, and the screw shaft 157 The frame 101 of the mower 100 is pitch-moved from the screw shaft 158 as the adjustment handle 158 is installed at the top to rotate the adjustment handle 158 in the left and right direction. With the rear wheel 153 as a starting point, the distance between the circular weeding blade 400 and the furrow surface is selectively adjusted in a state in which it is raised or lowered with respect to the furrow surface.

The frame 101 of the mower 100 is provided with a power engine 130 installed between the current 151 and the rear wheel 153 and outputting a driving force required for movement of the mower 100 in the front and rear directions.

In the front of the power engine 130, an output shaft 201 is installed so that the power required for the back and forth movement of the mower 100 is output to the furrow surface, and at the end of the output shaft 201, the power to the furrow surface A drive distribution unit 300 to allow the diffusion is provided.

4 shows a schematic state of a weeding blade applied to the mower of the present invention, and FIG. 5 is an assembly state of the driving force distribution unit and the weeding blade of the furrow mower to which the present invention is applied, and the output unit 200 ), the output shaft 210 horizontally protrudes from the power engine 130 to the front of the moving member, the first bevel gear 230 is installed at the end of the output shaft 210, and the output driving force is applied to the furrow surface The first bevel gear 230 to be converted in a direction of 90° is installed.

The driving distribution unit 300 for outputting a driving force to the surface of the furrow is connected to the first bevel gear 230.

The drive distribution unit 300 is provided with a bracket 310 installed in front of the housing of the power engine 130, and first and second drive shafts for transmitting driving force to the surface of the field in the bracket 9310 ( 340, 350) are installed.

A second bevel gear 360 meshing with the first bevel gear 230 is installed at an upper end of the first driving shaft 340, and a third bevel gear for distributing power is provided at a lower end of the second bevel gear 360. Gear 370 is installed.

A fourth bevel gear 380 is installed at a front end of the second drive shaft 350 installed at a position opposite to the first drive shaft 340 so as to mesh with the third bevel gear 370.

The power output from the power engine 130 by the third and fourth bevel gears 370 and 380 installed in such a meshed state is converted in a direction of 90° toward the furrow surface and output.

The third and fourth bevel gears 370 and 380 are meshed with each other, and the first driving shaft 340 and the first driving shaft 340 and the second bevel gear 360 are engaged with each other to maintain a state that the second bevel gear 360 is meshed with the first bevel gear 230. The bracket 310 of the drive distribution unit 300 is installed at the position of the output unit 200 in which the two drive shaft 350 is installed at the front position of the power engine.

Figure 6 shows the structure of the bracket of the driving force distribution unit of the present invention, the bracket 310 is installed on the outer wall surface of the power engine 130, the first and second drive shafts (340, 350) can be assembled and installed. Make it bent into a “b” shape so that it is possible.

The bracket 310 makes the fixing bar 320 on one side bent in a “b” shape in contact with the outer wall surface of the power engine, and inserts a normal fixing bolt 322 thereto, so that the fixing bar 320 is connected to the power engine by using a screw fastening force. Let it be fixed to the outside.

The first and second fixed shafts 340 and 350 are installed on the inclined table 330 on the other side that is bent in a “b” shape of the bracket 310, which is the first and second fixed shafts 340, The first and second fixing shafts 340 and 350 are fixed to the inclined table 330 of the bracket 310 while the support housing 335 is inserted into the support housing 335. Is fixed to the ramp 330.

In particular, the bracket 310 is a configuration for distributing the driving force to the furrow surface, and the first surface 331 and the second surface 333 inclined in both directions are formed by bending the intermediate position of the slope 330 And, by forming a configuration in which a through hole for installing a support housing is formed on the first and second surfaces 331, 333, when the support housing 335 is installed on the first and second surfaces 331, 333, the first The first and second drive shafts 340 and 350 are installed in an inclined state in both directions with respect to the output shaft 210.

Circular weeding blades 400 for cutting weeds growing in furrows at the ends of the first and second driving shafts 340 and 350 penetrating the first and second surfaces 333 of the slope 330 ) Are installed and fixed respectively.

As described above, the first and second driving shafts 340 and 350 installed on the inclined first surface 331 and the second surface 330 of the bracket 310 are respectively 25 in both directions based on the central axis line of the output shaft. The state is inclined in the range of ~60°, and the driving force transmitted to the second bevel gear 230 is distributed by the meshed third and fourth bevel gears 370 and 380, and the first and second driving shafts 340 and 350 ), the driving force is output to the furrow side, and the cutting body 410 of the circular weeding blade 400 performs rotational drive corresponding to the curvature of both sides of the furrow (the part connecting the furrow) to remove weeds from the entire furrow. Is made.

Such, the circular weeding blade 400 is a thin rectangular plate-shaped cutting body 410 installed at the ends of the first and second driving shafts 340 and 350, and the cutting body 410 is curved in a furrow. A plurality of thin strip-shaped removal pieces 450 made of an elastic material are further provided to the bottom of the cutting body 410 to remove weeds formed of an arc surface 430 formed by bending in an arc corresponding to the surface.

Figure 7 is an excerpt of the circular cutting blade of the present invention, the removal piece 450 is formed by a fastening-type band that is bound to the cutting body 410 from the surface to the bottom, and the binding position of the cutting body Several surfaces are arbitrarily set on 410 so that a plurality of ends of the removal piece 450 protrude irregularly toward the bottom of the cutting body 410.

The removal piece 450 is required to be formed of a synthetic resin material having a surface strength, and because it is flexible in bending and spreading, when the cutting body 410 rotates at high speed, the cutting body 410 removes uncut weeds. It is done.

Figure 8 is a state in which the furrow mower of the present invention is applied in a small size, and it is required to reduce the weight and size of the mower in consideration of the aging age of the farmers in farming and fishing villages, so the mower 100 A rear wheel 153 for moving under the power engine 130 is installed, and an output unit 200 is formed in the front from the power engine 130, and a driving force distribution unit 300 is formed on the output unit 200. ) And, to be provided with a circular weeding blade (400),

In addition, a handle 100 for handling and manipulation of the mower 100 is installed at the rear of the power engine, but the external size and ancillary configuration of the mower are reduced so that the rear wheel is also installed while the handle () is installed on the bottom of the power engine. And a cutting body 410 of the characteristic driving force distribution unit 300 and the circular weeding blade 400 of the present invention is provided in a state in which the weight and size are reduced by being removed.

[Example]

A state in which the first bevel gear 230 is mounted on the output shaft 210 of the output unit 200 configured to distribute and output the driving force generated in the power engine 130 of the mower 100 of the present invention to the surface of the furrow In that the same power distribution effect can be expected by varying the arrangement of the power transmission gears provided on the output shaft 210,

9 is another embodiment of the driving force distribution unit of the present invention,

The drive gear 220 and the first bevel gear 230 are installed on the output shaft 210 of the output part 200 protruding forward from the power engine 130, and a rotation shaft horizontally with respect to the output shaft 210 (210a) is installed, but the second bevel gear 360 is shaft-inserted while the electric gear 220a meshing with the driving gear 220 is installed on the rotation shaft 210a, and the second bevel gear 360 ) Is spaced between the first bevel gears 230 so that they do not mesh.

Accordingly, the driving force output from the power engine 130 to the output unit 200 is divided into two locations of the output shaft 210 and the rotation shaft 210a by the driving gear 220 and the electric gear 220a and output.

The third bevel gear 370 of the first driving shaft 340 is installed to be engaged with the first bevel gear 230 installed on the output shaft 210, and the second bevel gear 360 of the rotating shaft 210a It may be formed in a configuration in which the fourth bevel gear 380 of the second driving shaft 350 is installed so as to be engaged.

The gear arrangement configuration of the above embodiment is driven because the diameter of the cutting body 410 of the circular mowing blade 400 installed at the ends of the first driving shaft 340 and the second driving shaft 350 is increased when the width of the furrow is wide. There is a risk of hitting the edge of the cutting body at the time.

In order to eliminate this risk, a rotation shaft 210a is installed next to the output shaft 210 at an interval of an increased diameter of the cutting body, so that the blade ends of the cutting body 410 rotated simultaneously in both directions do not collide with each other. It is desirable to provide sufficient spacing to eliminate the risk.

The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, but may be manufactured in various different forms, and those of ordinary skill in the art to which the present invention pertains It will be appreciated that the present invention may be implemented in other specific forms without changing the technical spirit or essential features of the present invention.

Therefore, it should be understood that the embodiments described above are illustrative and non-limiting in all respects.

100: mower 110: handle 130: power engine
150: moving member 151: front wheel 153: rear wheel
155: weeding control body 170: driving member 200: output unit
210: output shaft 230: first bevel gear 300: drive distribution unit
310: bracket 320: fixing base 322: fixing bolt
330: ramp 335: support housing 331: first side
333: second side 340: first driving shaft 350: second driving shaft
360: second bevel gear 370: third bevel gear 380: fourth bevel gear
400: circular weeding blade 410: cutting body 430: circular arc surface
450: removal piece

Claims (6)

A mower having a weeding control body that receives a driving force from a power engine and moves the front and rear wheels along the furrow in a forward and backward direction to remove weeds from the furrow and controls the height of weeding;
An output unit installed between the moving member and the driving member provided in the mower;
A driving force distribution unit for converting and outputting the driving force horizontally outputted toward the moving member to the furrow surface;
A pair of rectangular plate-shaped cutting bodies installed on the output part, and having an arc surface corresponding to the surface of the furrow and the curved surface, and the ends of the removal pieces installed at the number of surfaces of the cutting body are the bottom surface of the cutting body. Including a circular weeding blade protruding into
The removal piece is a thin strip made of synthetic resin, and the end of the removal piece formed by fastening the surface of the cutting body to the bottom surface through several places irregularly protrudes to the bottom surface of the cutting body,
The weeding regulator is characterized in that the screw shaft is vertically installed on the upper part of the front wheel, the screw shaft is screwed to a frame crossing the upper part of the front wheel, and an adjustment handle is installed at the top of the screw shaft. The furrow mower
The method of claim 1.
The output unit,
An output shaft protruding from the power engine toward the driving force distribution unit,
A first bevel gear installed at the end of the output shaft to convert the driving force of the output shaft in a 90° direction, and a second bevel gear that is engaged with the first bevel gear to output a driving force to the surface of the furrow. , Furrow mower.
The method of claim 2,
The driving force distribution unit,
A bracket installed to be attached to and detached from the front of the housing of the power engine, provided with a slope facing the furrow surface obliquely;
First and second drive shafts respectively installed on the slopes of the bracket to transmit the output of the output shaft to the surface of the furrow;
A second bevel gear installed at the front end of the first driving shaft and engaged with the first bevel gear of the output shaft;
Third and fourth bevel gears that are installed on the first and second driving shafts and configured to distribute and output the driving force through the second bevel gears to the furrows in a state in which they are engaged with each other; Characterized in that consisting of, furrow mower.
The method of claim 3,
The bracket is,
It characterized in that the first and second surfaces are formed by bending the centers of the slopes on which the first and second driving shafts are installed, and each inclined by 25 to 60° in both directions with respect to the center axis line of the output shaft, A mower for furrows. delete delete

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