JP2009232779A - Grass-collecting machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a grass-collecting machine having functions to prevent wheels from sinking in the ground surface of a site which is the object of weeding. <P>SOLUTION: The grass-collecting machine 1 is designed to recover grass and trees cut with a weeding machine 35, and is equipped with a grass-collecting machine body 2 pulled with the weeding machine 35, the wheels 10 for supporting the grass-collecting machine body 2 so as to be travelable, a brush for rotating in drivable connection with the wheels 10, and raking up the grass and trees cut with the weeding machine 35, and a grass-collecting part 32 for housing the grass and trees raked up with the brush. Auxiliary rings 15 for increasing the widths of the wheels 10 are freely detachably mounted on the wheels 10. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a grass collector, and more particularly to a grass collector that collects vegetation that has been pulled by a riding type weeder and cut by the weeder.

  As an example of a riding type weeder, for example, in Patent Document 1, a body having a driver's seat, front wheels and rear wheels that support the body to run freely, and a cutting blade that is rotatably provided at a lower portion of the body, A weeding machine having a front wheel, a rear wheel, and a cutting blade drive source is described, and the cutting blade is rotated while the weeding machine is driven while the operator is sitting on the driver's seat, thereby removing the weeding object. You can mow the vegetation.

  When weeding using a passenger-type weeder with such a configuration, weed the weeder behind the weeder and run it together with the weeder so that weeds with the weeder. We collect timber and vegetation with a weed collector and perform weeding work efficiently.

As an example of a grass collector, Non-Patent Document 1 discloses a grass collector main body, wheels that support the grass collector main body so as to be able to travel, a brush that is rotatably provided on the grass collector main body, and a grass collector main body. And a grass collector section provided to the weeder body and connected to the body of the weeder machine.
JP 2003-164 211 A Mitsui Leasing Co., Ltd. homepage, grass collector (towing type) catalog (manufactured by Chikusui Canycom Inc., retrieved on November 27, 2007), Internet <http: // www. sankyolease. co. jp / images / PDF / chain / ronsuipa. pdf>

  By the way, when towing a grass collector with a riding type weeder configured as described above and collecting the vegetation cut by the weeder with the grass collector, the ground condition (barras (gravel), mud) Depending on the ground, etc., the wheel of the grass collector may fit into the ground. In such a case, it becomes impossible to rotate the brush and the brush becomes difficult to rotate. Collecting grass may be difficult.

  The present invention has been made in view of the above-described conventional problems, and is a collection that can efficiently collect vegetation cut by a weeder without being affected by the state of the ground at the location to be weeded. The purpose is to provide a grass machine.

In order to solve the above problems, the present invention employs the following means.
That is, the invention according to claim 1 is a grass collector that collects vegetation cut by a weeder, and supports the grass collector main body pulled by the weeder and the grass collector main body so that it can run. A wheel, a brush that rotates in conjunction with the wheel and scrapes up the vegetation cut by the weeder, and a grass collecting unit that stores the vegetation scraped up by the brush, the wheel having a width of the wheel A feature is that an auxiliary ring is attached to detachably.

  According to the grass collector according to the present invention, the width of the wheel can be widened by attaching the auxiliary ring to the wheel in accordance with the state of the ground of the portion to be weeded. As a result, it is possible to prevent the wheels from fitting into the ground of the weeding target location, so that it is possible to prevent the wheels from rotating and the brush from being unable to rotate, and to efficiently perform the grass collecting work by the grass collector. Can do.

  The invention according to claim 2 is the grass collector according to claim 1, wherein the auxiliary ring is mounted around the wheel and formed wider than the width of the wheel. And

  According to the grass collector according to the present invention, the width of the wheel can be increased by attaching an auxiliary ring around the wheel. As a result, it is possible to prevent the wheels from fitting into the ground of the weeding target location, so that it is possible to prevent the wheels from rotating and the brush from being unable to rotate, and to efficiently perform the grass collecting work by the grass collector. Can do.

  A third aspect of the present invention is the grass collector according to the first or second aspect, wherein the surface of the auxiliary ring is formed on a tread surface having irregularities of a predetermined pattern.

  According to the grass collector according to the present invention, the surface of the auxiliary ring is formed on a tread surface having irregularities of a predetermined pattern, and therefore, the frictional force between the auxiliary ring and the ground at the site to be weeded by the tread surface. And the driving force by the wheels can be efficiently transmitted to the ground at the site to be weeded through the auxiliary ring.

  The invention according to claim 4 is the grass collector according to claim 3, wherein a plurality of rubber plates are integrally attached to the surface of the auxiliary ring at predetermined intervals in the circumferential direction. The surface of the auxiliary ring is formed by a rubber plate on a tread surface composed of irregularities of a predetermined pattern.

  According to the grass collector according to the present invention, the surface of the auxiliary ring is formed on the uneven tread surface of a predetermined pattern made of a plurality of rubber plates, and this tread surface provides a space between the auxiliary ring and the ground of the site to be weeded. The frictional force can be increased, and the driving force of the wheels can be efficiently transmitted to the ground at the site to be weeded through the auxiliary ring.

  The invention according to claim 5 is the grass collector according to any one of claims 2 to 4, wherein the auxiliary ring has an inner surface on which the auxiliary ring is moved in the axial direction on the wheel. The stopper part which controls is provided, It is characterized by the above-mentioned.

  According to the grass collector according to the present invention, since the auxiliary ring can be restrained from moving in the axial direction on the wheel by the stopper portion, the driving force of the wheel can be efficiently passed through the auxiliary ring through the ground at the location to be weeded. Can be transmitted.

  The invention according to claim 6 is the grass collector according to any one of claims 1 to 5, wherein a grass collection bag is replaceably attached to the grass collection section. To do.

  According to the grass collector according to the present invention, the grass scraped up by the brush can be stored in the grass collection bag and replaced with a new one when the grass collection bag is full. And can be performed efficiently.

  As described above, according to the grass collector of the present invention, it is possible to widen the width of the wheel by attaching the auxiliary ring to the wheel according to the state of the ground of the weeding target portion. Therefore, since it is possible to prevent the wheel from fitting into the ground of the weeding target location, it is possible to prevent the wheel from being rotated and the brush interlocking with the wheel from being disabled from rotating so that the grass collecting work by the grass collector can be efficiently performed. It can be carried out.

  In addition, since the surface of the auxiliary ring is formed on a tread surface composed of irregularities of a predetermined pattern, the frictional force between the auxiliary ring and the location to be weeded can be increased, and the driving force of the wheel is efficiently assisted. It can be transmitted to the ground at the site to be weeded through the ring, the brush can be efficiently rotated in conjunction with the wheel, and the vegetation cut by the weeder can be efficiently scraped and collected.

  Furthermore, since the grass scraped up by the brush can be stored in the collection bag and replaced with a new one when the collection bag is full, the collection operation can be performed continuously and efficiently. .

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 3 show an embodiment of a grass collector according to the present invention. FIG. 1 is a perspective view showing the whole grass collector, FIG. 2 is a partially enlarged view of FIG. These are explanatory drawings which showed the relationship between 2 wheels and an auxiliary ring.

  That is, the grass collector 1 of the present embodiment is used by being pulled by a riding type weeder 35, and the grass collector main body 2 pulled by the weeder 35 and the grass collector main body 2 are used. A pair of left and right wheels 10 that support the vehicle 10, an auxiliary ring 15 that is detachably attached to each wheel 10, a brush 13 that rotates in conjunction with the wheels 10, and a grass collecting portion provided in the grass collector main body 2. 32.

  The riding type weeder 35 includes, for example, a body 36, front wheels 37 and rear wheels 38 that are rotatably provided at the front and rear portions of the body 36, and a cutting blade 39 that is rotatably provided at the lower portion of the body 36. A front wheel 37, a rear wheel 38 and a driving source 40 for the cutting blade 39 mounted on the body 36 can be used. However, the present invention is not limited to this, and other known riding type weeders may be used.

  The main body 2 includes a pair of side covers 3 and 3, an upper cover 4 provided integrally between the upper ends of the side covers 3 and 3, and a lower cover provided integrally between the lower ends of the side covers 3 and 3. (Not shown), both side covers 3, 3, upper cover 4, and front cover 6 provided integrally between the front ends of the lower cover, and these covers 3, 4, 6 A space (not shown) in which a part of the lower part and the rear part are open is formed inside the grass collector main body 2, and the vegetation cut in this space is collected.

  The grass collector main body 2 is integrally attached to a frame 30 formed by bending a metal pipe into a predetermined shape via a screw or the like, and the tip of the frame 30 is attached to the body of the weeder 35 via a traction fitting 31. By attaching to the rear part of 36, it attaches to the weeder 35 so that pulling is possible.

  A portion of the frame 30 on the rear side of the grass collector main body 2 is provided with a grass collecting portion 32 that is formed by assembling a net into a bag shape and opened on the grass collector main body 2 side. Plants collected through the machine body 2 are stored. In this case, as shown in FIG. 4, a grass collecting bag 33 is replaceably attached to the grass collecting portion 32, and plants from the grass collector main body 2 are stored in the grass collecting bag 33, It may be configured to exchange for a new one when it is full of vegetation.

  In the space of the grass collector main body 2, a rod 8 is provided horizontally and rotatably. The rod 8 is rotatably supported by a bearing provided on the side cover 3, and both end portions penetrate the side cover 3 and protrude outward, and the wheel 10 is integrally attached to the protruding portion. ing.

  The wheel 10 includes a wheel 11 that is integrally attached to a portion of the rod 8 that protrudes from the side cover 3, and a rubber tire 12 that is detachably attached to the periphery of the hole 11. The ring 15 is detachably attached.

  A brush 13 is implanted in a portion of the rod 8 positioned in the space of the grass collector main body 2, and the brush 13 is driven to rotate integrally with the rod 8. In this case, the outer diameter of the brush 13 is set so that the tip of the brush 13 protrudes outward from the opening of the lower cover of the grass collector main body 2, and the tip of the brush 13 protruding from the opening of the lower cover The harvested vegetation positioned below is scraped up and collected in the space of the grass collector main body 2.

  The auxiliary ring 15 has an annular shape wider than the width of the tire 12 of the wheel 10, and is divided into two parts, a first half part 16 and a second half part 18, which are semi-annular. The two halves 16 and 18 are integrally connected to the periphery of the tire 12 in a state where the portion 16 and the second half 18 are fitted around the tire 12.

  At both ends in the longitudinal direction on the inner surface side of the first half portion 16 and the second half portion 18, mounting portions 17 and 19 projecting in the center direction of the auxiliary ring 15 are integrally provided. With the two half portions 18 fitted around the tire 12, the attachment portions 17 at both ends of the first half portion 16 and the attachment portions 19 at both ends of the second half portion 18 are matched to each other. The two attachment portions 17 and 19 at both ends of 16 and 18 are integrally connected by screws 21 so that they are integrally attached around the tire 12.

  A groove portion 20 that is notched with substantially the same width as the width of the tire 12 is provided in the central portion of each attachment portion 17, 19 of the first half portion 16 and the second half portion 18. The tire 12 is fitted into the groove 20 when the half 18 is fitted around the tire 12. Thereby, each attachment part 17 and 19 functions as the stopper part 25 which controls the movement to the axial direction of the wheel 10 of the auxiliary | assistant ring 15. FIG.

  On the surfaces of the first half 16 and the second half 18 of the auxiliary ring 15, a plurality of strip-like rubber plates 26 are integrally provided in a predetermined pattern at predetermined intervals in the circumferential direction. The surface of the auxiliary ring 15 is formed by a plurality of rubber plates 26 on a tread surface 27 having a predetermined pattern of irregularities.

  The tread surface 27 on the surface of the auxiliary ring 15 is not limited to the rubber plate 26, and a resin plate, a metal plate, or the like may be provided integrally to form a predetermined pattern of irregularities. Various shapes such as a columnar shape, a prismatic shape, a hemispherical shape, and the like may be provided integrally to form unevenness of a predetermined pattern.

Next, the operation of the grass collector 1 according to the present embodiment configured as described above will be described.
First, the weed collector 1 is connected to the weeder 35 via the towing bracket 31, and an operator sits in the driver's seat of the weeder 35. The cutting blade 39 of the weeder 35 is driven to rotate so that the vegetation at the location to be weeded is cut off.

  The vegetation cut by the weeder 35 is collected from the opening of the collector 2 by the brush 13 of the grass collector 1 being pulled by the weeder 35 rotating in conjunction with the rotation of the wheels 10. It is scraped up and collected in the space of the machine main body 2 and stored in the grass collecting section 32 at the rear of the grass collector main body 2.

  In this case, by attaching the auxiliary ring 15 around the tire 12 according to the ground condition (ballast (gravel), muddy land, etc.) of the weeding target location, the ground contact area with respect to the ground of the weeding target location of the wheel 10 is increased. Therefore, it is possible to prevent the wheel 10 from fitting into the ground of the portion to be weeded.

  Therefore, since the wheel 10 can be rotated and the brush 13 can be driven to rotate in conjunction with the wheel 10 without being affected by the ground state of the weeding target location, the vegetation cut by the weeder 35 can be efficiently obtained. Can be collected by scraping.

  Further, since the surface of the auxiliary ring 15 is formed on the tread surface 27 having a predetermined pattern of irregularities, the tread surface 27 can increase the frictional force between the auxiliary ring 15 and the ground at the site to be weeded. This also enables the brush 13 to rotate in conjunction with the wheel 10 to efficiently scrape and collect the vegetation cut by the weeder 35.

  Furthermore, as shown in FIG. 4, when the grass collection bag 33 is attached to the grass collection section 32 so as to be replaceable, the grass collection bag 33 is replaced with a new one when the grass collection bag 33 is full. Thus, the grass collection work can be performed continuously and efficiently.

  In the above description, the auxiliary ring 15 is provided around the wheel 10. However, the auxiliary ring 15 may be attached to the wheel 10 using the wheel 11 of the wheel 10 or the like. In short, the wheel 10 may be attached so that the width of the wheel 10 is widened by the auxiliary ring 15.

It is the perspective view which showed the whole grass collector by this invention. It is the elements on larger scale of FIG. It is explanatory drawing which showed the relationship between the wheel of FIG. 2, and an auxiliary | assistant ring. It is the perspective view which showed the modification of the grass collector by this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Grass collector 2 Grass collector main body 3 Side cover 4 Upper cover 6 Front cover 8 Rod 10 Wheel 11 Wheel 12 Tire 13 Brush 15 Auxiliary ring 16 1st half 17 Mount 18 18 Second half 19 Mount 20 Groove 21 Screw 25 Stopper portion 26 Rubber plate 27 Tread surface 30 Frame 31 Traction bracket 32 Grass collecting portion 33 Grass collecting bag 35 Weeding machine 36 Body 37 Front wheel 38 Rear wheel 39 Cutting blade 40 Drive source

Claims (6)

A collecting machine for collecting vegetation cut by a weeder,
A grass collector main body towed by the weeder, a wheel that supports the grass collector main body so as to be able to travel, a brush that rotates in conjunction with the wheel and scrapes up the vegetation cut by the weeder, And a grass collecting part for storing plants scraped up by a brush,
A grass collector, wherein an auxiliary ring for expanding the width of the wheel is detachably attached to the wheel.   The said auxiliary | assistant ring is attached to the circumference | surroundings of the said wheel, and is formed wider than the width | variety of the said wheel, The grass collector of Claim 1 characterized by the above-mentioned.   The grass collector according to claim 1 or 2, wherein the surface of the auxiliary ring is formed on a tread surface having a predetermined pattern of irregularities.   A plurality of rubber plates are integrally attached to the surface of the auxiliary ring at predetermined intervals in the circumferential direction, and the plurality of rubber plates form a surface of the auxiliary ring on a tread surface composed of irregularities of a predetermined pattern. The grass collector according to claim 3, wherein   The collector according to any one of claims 2 to 4, wherein a stopper portion for restricting movement of the auxiliary ring in the axial direction on the wheel is provided on an inner surface of the auxiliary ring. Grass machine.   The grass collecting machine according to any one of claims 1 to 5, wherein a grass collecting bag is replaceably attached to the grass collecting portion.

Images