KR20170054067A - sub mower for boarding type mower - Google Patents

sub mower for boarding type mower Download PDF

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Publication number
KR20170054067A
KR20170054067A KR1020150156767A KR20150156767A KR20170054067A KR 20170054067 A KR20170054067 A KR 20170054067A KR 1020150156767 A KR1020150156767 A KR 1020150156767A KR 20150156767 A KR20150156767 A KR 20150156767A KR 20170054067 A KR20170054067 A KR 20170054067A
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KR
South Korea
Prior art keywords
belt
shaft
cutter
engine
connecting unit
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Application number
KR1020150156767A
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Korean (ko)
Inventor
임태성
Original Assignee
(주)세코
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Priority to KR1020150156767A priority Critical patent/KR20170054067A/en
Publication of KR20170054067A publication Critical patent/KR20170054067A/en

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/64—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
    • A01D34/66—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle with two or more cutters
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/81—Casings; Housings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/82—Other details
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D75/00—Accessories for harvesters or mowers
    • A01D75/002—Carriers for the transport of harvesters or mowers
    • A01D75/004—Carriers for the transport of harvesters or mowers for mowers
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D75/00—Accessories for harvesters or mowers
    • A01D75/18—Safety devices for parts of the machines
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D75/00—Accessories for harvesters or mowers
    • A01D75/28—Control mechanisms for harvesters or mowers when moving on slopes; Devices preventing lateral pull

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)

Abstract

An auxiliary cutter for a boarding-type cutter is disclosed. The auxiliary cutter for a boarding-type cutter according to the present invention is provided at a bumper of the rear end of the boarding-type cutter to be used. The auxiliary cutter is provided at the bumper through a connection unit and is connected to rotate left, right, forward, and backward along a ground surface when towing, one side of a first body is connected to the connection unit through a hinge shaft, a second body is connected to the other side of the first body through a first rotation shaft, another second rotation shaft is provided to be separated from the rotation shaft of the second body, a cutting blade is provided at each of the lower ends of the first and second rotation shafts, an engine which is a power source is mounted on the first body around the hinge shaft, a belt pulley is provided on each of an output shaft of the engine and the first and second rotation shafts, one close-shaped first belt is connected to the belt pulleys of the output shaft and the first rotation shaft, another close-shaped second belt is connected to the belt pulleys of the first rotation shaft and the second rotation shaft, the first and second bodies are rotated in a horizontal direction about the hinge shaft of the connection unit, and the second body is rotated in the horizontal direction about the first rotation shaft of the first body.

Description

[0001] The present invention relates to a sub mower for boarding type mower,

[0001] The present invention relates to an auxiliary cutter mounted on a rear end of a passive type cutter, and more particularly, to a passive cutter having a separate power source and mounted on a passenger cutter, Of course, the present invention relates to a subcontractor for a passenger type cutter that can mow a weed under a fruit tree, such as under a low fruit branch on one side where the auxiliary cutter is located.

Generally, a passive type cutter has been developed variously as a special cutter or an auxiliary cutter that can be mounted on various agricultural vehicles (for example, a tractor).

Among these, as shown in Korean Patent No. 10-1348265, a traveling type body-lifting machine is provided with a traveling vehicle having a power source, and a cutter is installed on a bottom surface of the traveling vehicle through a link mechanism or an elevating mechanism, The cutter is driven by receiving the power source of the vehicle body.

Korean Patent Laid-Open Publication No. 10-2013-0079254 discloses a traveling vehicle provided with a power source, and a cutter is connected to the front of the traveling vehicle through a link mechanism, wherein the cutter is driven by receiving a power source of the traveling vehicle.

Conventional patents as described above have a cutter on the bottom of the running vehicle, so that it is not possible to cut grass in a blind spot under a low tree branch, which is difficult to enter into a cutter or an operator, and the passenger cutter is driven by a four- There is no problem in ascending the upward slope (back plate), but there is a problem in that it is not possible to perform a proper cutting operation because the power source is insufficient to drive the cutter.

In Korean Patent No. 10-1553513, a cutter is provided on one side of a running body, and the cutter is provided so as to be rotatable in the horizontal direction with respect to the shaft-member.

In the above patent, a cutter is provided on one side of the vehicle body, so that it is possible to cut grass in a blind spot like a fruit tree or a low tree branch which is difficult for a worker to enter, but this is also a four wheel drive method, There is a problem in that a sufficient power source is not sufficient to drive the motor, and a proper cutting operation can not be performed.

KR 10-1348265 B1 (registered on December 30, 2013) KR 10-2013-0079254 A (Released Oct. 10, 2013) KR 10-1553513 B1 (Registered on September 09, 2015)

An object of the present invention is to provide an auxiliary cutter having a separate power source on a bumper at the rear end of a passenger type cutter, so that the power source of the passenger type cutter is divided into four wheels The present invention also provides an auxiliary cutter for a passenger-type cutter that can be used only as a driving power source and can perform a cutting operation by operating an auxiliary cutter with a separate auxiliary cutter power source without hindering uphill sloping upward slopes.

Another object of the present invention is to provide a method of cutting a body of a secondary cutter, which is rotated in a horizontal direction with respect to one connecting portion, and is rotated in a horizontal direction about the other one of the body and the first cutting axis, So that it is possible to carry out the cutting operation without passing through the fruit water even if it collides with a thin fruit tree having a small finger size.

An auxiliary cutter for a passenger type cutter of the present invention for realizing the above object is an auxiliary cutter for a passenger type cutter which can be mounted on a bumper on the rear end of a passenger type mower,

The bumper is connected to the bumper through a connecting unit and is pivotally connected to the connecting unit in the left and right and front and rear directions along the ground when one of the first and second bodies is connected to the connecting body through a hinge shaft, The second body is connected to the second body, the second body is further separated from the rotating shaft by the second rotating shaft, and the cutting blade is provided at the lower end of the first and second rotating shafts,

Wherein an engine as a power source is mounted on a first body near the hinge axis and a belt pulley is provided on an output shaft and first and second rotation shafts of the engine, One belt is connected and another belt-shaped second belt is connected to the belt pulley of the first rotation shaft and the second rotation shaft,

The first and second bodies are rotated in a horizontal direction about the hinge axis of the connection unit and the second body is rotated in the horizontal direction about the first rotation axis of the first body.

When the first body is pivoted about the hinge axis of the connecting unit, a guide-bar is connected to the connecting unit so that the first body is smoothly moved backward after being pivoted about the hinge axis of the connecting unit, And a second elastic member provided at a rear side of the bracket, the first elastic member being disposed in the front side of the bracket, and the second elastic member being disposed in the rear side of the bracket.

And a belt tension adjusting means for maintaining the belt pulley of the output shaft, which is the power source of the first belt, and the slip, in order to easily start the engine by reducing the load applied when starting the power source.

Wherein the belt tension adjusting means is configured to rotate the first rotary arm integrally with the operation lever as the operation lever is pulled or pushed by the first fixed shaft, The second idle pulley of the second rotary arm pushes the outer surface of the first belt toward the inner surface side thereof while the second idle pulley of the second rotary arm is in contact with the inner surface of the first idle pulley of the second fixed shaft, And the tension is adjusted so that one belt is tensioned.

A wheel is preferably provided on the front side of the connecting unit and in front of the first body so that the auxiliary cutter is balanced and stable traction is achieved. The wheel provided in front of the first body is free It can be arranged as a turning wheel where the conversion takes place.

According to the auxiliary cutting machine for a passenger type cutter of the present invention, a power source of the passenger type cutter can be used only as a four-wheel drive power source by providing an auxiliary cutter having a separate power source in the bumper at the rear end of the passenger type cutter, There is no problem in ascending, and the auxiliary cutting machine can be operated as a separate auxiliary cutting power source so that the cutting operation can be performed.

In addition, according to the present invention, the body of the auxiliary cutter is horizontally rotated with respect to one connecting portion, and the other body of the auxiliary cutter is also rotated in the horizontal direction about the first cutting axis, So that it is possible to perform a cutting operation while passing over without damaging the fruit tree even if it bumps against a thin fruit tree having a small finger size.

1 is a perspective view showing a state where an auxiliary cutter for a passenger type cutter according to the present invention is mounted on a bumper of a passenger type cutter.
FIG. 2 is a perspective view showing an auxiliary cutter for a passenger-type cutter in accordance with a preferred embodiment of the present invention.
Fig. 3 is a perspective view of the auxiliary cutter of Fig. 2 as viewed from the bottom. Fig.
Fig. 4 is an exploded perspective view schematically showing the auxiliary cutter of the present invention.
5 and 6 are views for explaining a process of transmitting power to a pair of rotating blades in the auxiliary cutting machine of the present invention.
FIG. 7 is a cross-sectional view showing a hinge-shaft portion of an assistant shaver for a passenger-type shavers of the present invention. FIG.
8 is a cross-sectional view showing a portion of a first rotary shaft, which is a connecting portion of first and second bodies, in an assistant cutter for a passenger-type shavers of the present invention.
9 and 10 are plan views illustrating the first and second bodies of the present invention being rotated.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of an assistant cutter for a passenger-type shavers according to the present invention will be described in detail with reference to the accompanying drawings. For reference, the size, line thickness, and the like of the components shown in the drawings referred to in describing the present invention may be somewhat exaggerated for ease of understanding. The terms used in the description of the present invention are defined in consideration of the functions of the present invention, and thus may be changed depending on the user, the intention of the operator, customs, and the like. Therefore, the definition of this term should be based on the contents of this specification as a whole.

1 is a perspective view showing a state where an auxiliary cutter for a passenger type cutter according to the present invention is mounted on a bumper of a passenger type cutter.

1, the auxiliary cutter 100 of the present invention is mounted on a bumper 14 at a rear end of a running vehicle body 12 constituting a passenger-type cutter 10, and is driven by a power source of the passenger-type cutter 10 The cutting blades 112 and 122 are driven by the engine 140 which is a separate power source of the auxiliary cutter 100 so that the passive type cutter 10 and the auxiliary cutter 100 pass through and cut off the grass of the ground And a cutting operation is performed.

The passenger-type shredder 10 is provided with a power unit, a traveling unit, and a steering unit on the vehicle body 12, a boarding unit for boarding the operator, and a power unit Is a conventional cutter equipped with a main cutter 16.

2 to 10 are views showing an auxiliary cutter for a passenger-type cutter according to a preferred embodiment of the present invention.

The auxiliary cutter 100 of the present invention is mounted on the bumper 14 through the connecting unit 130 and is pivotally connected to the connecting unit 130 in left and right and front and rear directions along the ground, 110 are connected to each other through a hinge shaft 131 and the second body 120 is connected to the other of the first body 110 and the second body 120 so as to be rotatable about the first rotation axis 111, The body 120 is provided with another second rotary shaft 121 spaced apart from the first rotary shaft 111 and provided with cutting blades 112 and 122 at the lower ends of the first and second rotary shafts 111 and 121, Respectively,

An engine 140 as a power source is mounted on a first body 110 near the hinge axis 131 and the output shaft 141 of the engine 140 and the first and second rotation shafts 111 and 121 The first belt 151 is connected to the output shaft 141 and the belt pulleys 142 and 112 of the first rotating shaft 111 so that the first belt 151 is connected to the first rotating shaft 111, And another belt-shaped second belt 152 is connected to the belt pulleys 113 and 123 of the second rotation shaft 121. [

The first and second bodies 110 and 120 are horizontally rotated about the hinge axis 131 of the connection unit 130 and the second body 120 is rotated about the hinge axis 131 of the first body 110 And is rotated in the horizontal direction around the first rotary shaft 111 as a center.

The connection unit 130 is provided with a fastening bolt 132 and a fastening plate 133 for mounting to a bumper 14 formed as a circular pipe at the rear of the vehicle body 12, A first shaft 134 protrudes from the first shaft 134 and a second shaft 136 is provided at a lower end of the first rotating shaft 135. The first shaft 134 protrudes from the first shaft 134, And a back-and-forth rotating body 137 in the form of a tongue-like shape is provided on the second shaft 136 of the rotating plate member 135 so as to be rotatable back and forth.

A caster bracket 138 is mounted on the lower surface of the front and rear rotating body 137 and a connecting unit 130 is mounted on the rear end of the caster bracket 138 on the bumper 14 of the passenger- And a wheel 139 that can be supported and rotated is installed.

The first body 110 is connected to the hinge shaft 131 of the front and rear rotating bodies 137 constituting the connecting unit 130 and has a first rotating shaft 111 supported on the other side through a bearing 114 And a belt pulley 142 is mounted on an upper end of the first rotation shaft 111 and a lower end of an output shaft 141 of the engine 140 as a power source. The output shaft 142 and the belt of the first rotation shaft 111 The first belt 151 is connected to the pulleys 142 and 113 so that when the engine 140 is driven, the belt pulley 142 of the output shaft 141, the first belt 151, The first rotary shaft 111 is interlockingly rotated through the belt pulley 113 of the first rotary shaft 111.

The first body 110 is box-shaped and has a cover 115 on its upper surface. The cover 115 is divided into three parts for convenience of assembly and repair, and the first to third covers 115a, 115b, 115c. For example, the engine 140 may be mounted on a second cover 115b of the cover 115 and may be separated from the first or third cover 115a, Can be repaired or replaced.

The first body 110 is connected to the guide-bar 116 rearwardly from the front end of the front-and-rear rotating body 137 toward the first body 110, and one end of the guide- The first elastic member 117 is disposed on the front side of the bracket 119 and the second elastic member 118 is disposed on the rear side of the bracket 119. The bracket 119, Respectively. Since the first body 110 is elastically supported by the first and second elastic members 117 and 118 installed on the guide-bar 116, the first body 110 is elastically supported by the hinge-shaft 131 ), It is smoothly retracted backward and returned to the front.

Belt tension adjusting means for adjusting the tension of the first belt 151 connected to the output shaft 141 of the engine 140 and the belt pulleys 142 and 112 of the first rotary shaft 111 is installed in the first body 110, Respectively. The belt tension adjusting means of the first belt 151 minimizes the load due to the tension applied to the first belt 151 in addition to the load of the engine 140 itself when starting the engine 140 which is a power source, In order to allow the user to hang. In other words, it is sufficient that the first belt 151 can be loosely held in a state in which slip occurs with the belt pulley 142 of the output shaft 141, which is the power source, when the engine 140, which is a power source, is started.

The belt tension adjusting means may be configured such that the operation lever 162 is pulled or pushed from the first fixed shaft 161 on one side of the first body 110 to rotate the first rotary arm 163 And the second rotary arm 166 of the second fixed shaft 165 connected to the first rotary arm 163 through the link unit 164 as the first rotary arm 163 rotates, The second idle pulley 167 of the second rotary arm 166 pushes the outer surface of the first belt 151 to tighten the first belt 151 to adjust the tension. The second fixing shaft 165 is provided inside the first belt 151 and the second idler pulley 168 is provided on the second fixing shaft 165 to be in contact with the inner surface of the first belt 151 The contact angle with respect to the first belt 151 can be increased, and the tension of the first belt 151 can be increased. As a result, reliable power transmission can be achieved.

The link unit 164 may be constructed by interposing an elastic member between two or more links so as to accommodate the second rotary arm 166 when the second rotary arm 166 is moved according to a load applied to the first rotary shaft 111 have.

A third tension spring 170 is connected to the second rotary arm 166 so that the second rotary arm 166 is smoothly returned and the second rotary arm 166 is not moved when the operation lever 162 is returned to the home position by pushing the operation lever 162 backward have.

The auxiliary lifter 100 of the present invention is balanced with the wheel 139 provided at the rear end of the front and rear rotating body 137 of the coupling unit 130 in front of the first body 110, And the wheel 169 in front of the first body 110 may be provided as a turning wheel so that the turning of the passive type cutter 10 can be freely changed.

The second body 120 is rotatably connected to the first rotating shaft 111 in the housing of the first body 110. When the second body 120 is rotated backward in the horizontal direction, A first tension coil spring 124 is connected between the first and second bodies 110 and 120 to return the first body 120 to its original position and a second body 120, which is rotatably supported via a bearing (not shown).

Cutting blades 112 and 122 are respectively provided at the lower ends of the first and second rotary shafts 111 and 121. A belt pulley 123 is mounted on the upper end of the second rotary shaft 121, The second belt 151 is connected to the belt pulleys 113 and 123 of the two rotary shafts 111 and 121. A fourth fixed shaft 125 is provided at a predetermined outer position of the second belt 152, The idle roller 127 at the end of the third rotary arm 126 rotated by the second tension spring 128 urges the outer surface of the second belt 152 elastically by the second tension coil spring 128 to adjust the tension of the second belt 152 Adjust to the optimum condition.

A cap-type protective cover 129 is placed on the upper surface of the second body 120 so as to prevent the second belt 152 from being rotated relatively to the first body 110 while covering the second belt 152.

As shown in FIG. 1, the auxiliary cutter for a passenger-type shavers according to the present invention constructed as described above is fastened to the bumper 14 of the passenger-type shavers 10 using the fastening bolts 132 of the connecting unit 130 The attachment of the auxiliary cutter 100 is easily completed.

At this time, the auxiliary cutting unit 100 of the present invention is supported by the wheel 139 of the connection unit 130 and the wheel 169 in front of the first body 110 so as to be pulled, and the first and second bodies 110 and 120 are spaced apart from the ground by a predetermined height.

The start of the passenger type cutter 10 is started in a state where the auxiliary cutter 100 is mounted on the bumper 14 of the passenger type cutter 10 as described above and then the passenger is moved to the passageway entrance between the fruit water pools do. In this state, the start wire of the engine 140 of the auxiliary cutter 100 is pulled at a high speed to start the engine 140.

6, the operation lever 162 of one of the first bodies 110 is rotated backward, that is, the state in which the belt pulley (not shown) of the output shaft 141 of the engine 140 And the first belt 151 connected to the belt pulley 123 of the first rotary shaft 111 are loosely loosened so that the belt pulley 142 mounted on the output shaft 141 of the engine 140 and the first belt 151 ) Must be in a state of slip. When the belt pulley 142 and the first belt 151 of the output shaft 141 are slipped, the load when the operator pulls the starting wire of the engine 140 can be reduced and the engine 140 of the auxiliary cutter 100 ) It is easy to start.

After the operation of the engine 140 of the auxiliary cutter 100 is started and the operation lever 162 of the first body 110 is rotated in the pulling direction from the rear side as shown in FIG. The first rotary arm 163 integrated with the first rotary arm 163 is rotated and the second rotary arm 166 is rotated through the link unit 164 connected to the first rotary arm 163, ) From the outside. Since the first idle pulley 168 of the second fixed shaft 165 is pushed into the inner side of the first belt 151 while the inner surface of the first belt 151 is in contact with and supported by the first idle pulley 168, The tension of the first belt 151 is also increased and the belt pulley 142 of the output shaft 141 is rotated by the tension of the first belt 151. As a result, And the first belt 151 is increased, so that no slip occurs and the power transmission is reliably performed.

The first belt 151 is rotated together with the belt pulley 142 of the output shaft 141 so that the belt pulley 113 of the first rotation shaft 111 is rotated and the belt pulley 113 of the first rotation shaft 111 is rotated, The belt pulley 123 of the second rotary shaft 121 is rotated in conjunction with the rotation of the second belt 152 with the first and second rotary shafts 111 and 121. As a result, , 122 are simultaneously rotated.

In the state in which the cutting blades 112 and 122 of the auxiliary cutter 100 are rotated as described above, the operator rides on the boarding portion of the passenger type cutter 10 and then drives and drives the passenger type cutter 10, The cutting blades 112 and 122 of the first rotating shaft 111 and the second rotating shaft 121 which are the right portions of the rotating shaft 10 are rotated and cut off the grass of the passing ground and discharged to the rear.

In the case of using only the cutting blades 112 and 122 of the auxiliary cutter 100 as described above, the power source of the passive type cutter 10 can be used only as a driving power source (four-wheel driving power source) of the passive type cutter, Even if the horsepower 10 has a small horsepower, the orchard can climb up the sloping uphill slope of the hill, so that the sloping uphill slope can be raised by the power source of the passenger type skipper 10, It is possible to perform the cutting work by using the separate power source of the power source.

9, when a fruit tree or the like is hooked on the front of the second body 120 and the load is applied to the second body 120, the second body 120 is moved to the first body 110 The first rotating shaft 111 is rotated about the first rotating shaft 111 at the end thereof to rotate backward so that even if it is a slender fruit tree having a small finger thickness,

When the fruit body is hooked on the front end of the first body 110 and the load is applied to the front end of the first body 110, the first body 110 moves the hinge-shaft 131 of the front- The second tree 120 rotates rearward about the first rotation axis 111 at the end of the first body 110 because the fruit tree is positioned in front of the second body 120. Therefore, Even if it is a thin fruit tree with a small finger size, it passes without scratching without damaging it.

The first body 110 is smoothly returned to its original position due to the elastic restoring force of the first and second elastic members 117 and 118 installed on the guide-bar 116, The second body 120 is returned to its original position by the resilient restoring force of the first tension coil spring 124.

More specifically, when the stem of the fruit tree is hooked on the second body 120, the second body 120 rotates rearward about the first rotation axis 111 at the end of the first body 110, The first body 110 is also rotated backward around the hinge axis 131 of the front and rear turning body 137 of the connecting unit 130 to damage the fruit tree You can safely go through without.

Alternatively, when the working paper for the cutting operation is flat, the cutting blades 112 and 122 of the first rotating shaft 111 and the second rotating shaft 121 are operated together with the engine 140 of the auxiliary cutting machine 100, And at the same time, the main cutter 16 installed under the running vehicle 12 of the passenger type cutter 10 is also operated to perform the cutting work. As described above, when the main cutter 16 and the auxiliary cutter 100 of the passenger-type cutter 10 are simultaneously operated to perform the cutting operation, it is possible to perform a wide width cutting operation, thereby improving the cutting work efficiency. I will do it.

When the cutting operation of the auxiliary cutter 100 is not required, the engine 140 of the auxiliary cutter 100 is turned off and the operation lever 162 is pushed backward to start the next engine 140, The first rotary arm 163 integrally formed with the operation lever 162 is rotated and the first rotary arm 163 is rotated by the rotation of the first rotary arm 163 and the link unit 164, The second idle pulley 167 of the second rotary arm 166 is retracted to the outside of the first belt 151 while the second rotary arm 166 of the second fixed shaft 165 is rotated in conjunction therewith, 151 are relaxed loosely. When the first belt 151 is loosely loosened, the belt pulley 142 and the first belt 151 mounted on the output shaft 141 of the engine 140 are slipped.

The auxiliary cutter 100 according to the present invention is such that the wheel 169 in front of the first body 110 is capable of turning and is mounted on the bumper 14 of the passenger type cutter 10, When the passenger-type shavers 10 are driven in a state that they are supported by the wheels 139 of the first body 110 and the wheels 169 of the first body 110, Even if the first body 110 is rotated forward and backward, the wheels 169 provided in front of the first body 110 are not dragged and are smoothly changed in direction.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments and the accompanying drawings, and various changes and modifications may be made by those skilled in the art have.

10: passenger type cutter, 12: running body, 14: bumper,
16: main cutter, 100: auxiliary cutter, 110: first body
111: first rotating shaft, 112, 122: cutting blade, 113, 123, 142: belt pulley,
115: cover, 116: guide-bar, 117: first elastic member,
118: second elastic member, 119: bracket, 120: second body,
121: second rotation shaft, 124: first tension coil spring, 128: second tension coil spring,
129: protective cover, 130: connecting unit, 131: hinge shaft,
132: fastening member, 133: fastening plate, 134: first shaft,
135: rotating plate, 136: second shaft, 137: front and rear rotating body,
138: a caster bracket, 139,169: a wheel, 140: an engine,
141: output shaft, 151: first belt, 152: second belt,
161: first fixed shaft, 162: operation lever, 163: first rotary arm,
164: link unit, 165: second fixed shaft, 166: second rotary arm,
167: second child pulley, 168: first child pulley

Claims (4)

As an auxiliary lifter for a passenger type cutter that can be mounted on a bumper at the rear end of a passenger-type lawn mower,
The bumper is connected to the bumper through a connecting unit and is pivotally connected to the connecting unit in the left and right and front and rear directions along the ground when one of the first and second bodies is connected to the connecting body through a hinge shaft, The second body is connected to the second body, the second body is further separated from the rotating shaft by the second rotating shaft, and the cutting blade is provided at the lower end of the first and second rotating shafts,
Wherein an engine as a power source is mounted on a first body near the hinge axis and a belt pulley is provided on an output shaft and first and second rotation shafts of the engine, One belt is connected and another belt-shaped second belt is connected to the belt pulley of the first rotation shaft and the second rotation shaft,
Wherein the first and second bodies are horizontally rotated about a hinge axis of the connecting unit and the second body is rotated in a horizontal direction about a first rotational axis of the first body. Auxiliary Extractor. The method according to claim 1,
When the first body is pivoted about the hinge axis of the connecting unit, a guide-bar is connected to the connecting unit so that the first body is smoothly moved backward after being pivoted about the hinge axis of the connecting unit, Wherein the first elastic member is provided at a front side of the bracket so as to penetrate the bracket and the second elastic member is provided at a rear side of the bracket. The method according to claim 1,
A belt tension adjusting means for maintaining the belt pulley of the output shaft, which is the power source, and the slip of the output shaft, so as to easily start the engine by reducing the load applied when starting the engine, which is the power source,
Wherein the belt tension adjusting means is configured to rotate the first rotary arm integrally with the operation lever as the operation lever is pulled or pushed by the first fixed shaft, The second idle pulley of the second rotary arm pushes the outer surface of the first belt toward the inner surface side thereof while the second idle pulley of the second rotary arm is in contact with the inner surface of the first idle pulley of the second fixed shaft, Wherein the belt is tensioned so as to be tensioned. The method according to claim 1,
A plurality of wheels are provided on the front side of the connecting unit and on the front side of the first body so that the auxiliary cutter is balanced and stable traction is performed, and the wheels provided in front of the first body are freely changed in direction Is provided with a direction changing wheel which carries out a turning motion of the vehicle.
KR1020150156767A 2015-11-09 2015-11-09 sub mower for boarding type mower KR20170054067A (en)

Priority Applications (1)

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KR1020150156767A KR20170054067A (en) 2015-11-09 2015-11-09 sub mower for boarding type mower

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