KR20050049034A - Tuber harvesting machine - Google Patents

Abstract

The present invention relates to a bulb harvester for automatically extracting and harvesting crops in the ground while being towed by an agricultural tow vehicle, the connection portion being detachable from the tow vehicle; A pair of side plates spaced apart from each other; A horizontal blade unit disposed to be inclined upward in the front lower part of the side plate part to horizontally cut and raise soil including a harvest; A vertical blade portion having a plow blade provided on both sides of the horizontal blade portion spaced apart from each other and vertically cutting and raising soil including a harvest; It is provided inside the side plate portion behind the horizontal blade portion and is driven up and down by receiving the power of the towing vehicle while lifting and lowering the soil and crops provided from the horizontal blade portion to separate soil and transport it to the rear. Wow; The soil is provided inside the side plate portion at the rear side of the earth shaker and is driven by the power of the towing vehicle simultaneously with the earth shaker to rotate in the front and rear direction while transporting the soil and the harvest provided from the earth shaker to the rear. Zeto Conveyor for separating and dropping the harvest to the ground; By including, all the crops in the ground can be harvested without damage and good soil performance can be harvested a large amount of more than two pounds at once, there is a great effect to increase productivity and improve the value of the product of the harvest.

Description

Bulb Harvester {TUBER HARVESTING MACHINE}

The present invention relates to a bulb harvester for automatically extracting and harvesting crops in the ground while being towed by an agricultural tow vehicle, and more particularly, a bulb harvester capable of harvesting all crops in the ground completely and productively without damage to the crops. It is about.

In general, ground bulbs (ie, ground crops) include potatoes, sweet potatoes, onions, garlic, and carrots, and when harvesting these bulbs by manpower, they must be dug up and harvested. Recently, a bulb harvester, a farming machine, which is connected to the rear of an agricultural tow vehicle, such as a tractor, can be harvested mechanically quickly and easily has been developed.

Such a bulb harvester is usually configured to have a blade portion inserted into the ground in front and a soil conveyor disposed behind the blade portion for conveying the harvest provided with the soil by the blade portion to be separated from the soil. By being pulled by the back, the bulbs in the ground are continuously harvested.

1 is a plan view of an example of a conventional bulb harvester, Figure 2 is a side view of the bulb harvester of FIG.

As shown in the drawing, the bulb harvester has a frame 111 having both side plate portions 112a and side plate portions 112a integrally connected to each other, which are arranged side by side at a predetermined distance from each other, and It is provided with a rotoconveyor 121 which is rotatably arranged inside both side plate parts 112a, and conveys a harvest back, and the conveyor rotation drive part 131 which rotates and drives the zetoconveyor 121. As shown in FIG.

In the front lower region along the advancing direction of the frame 111, a blade portion 114 is inserted into the ground to move forward of the frame 111, and a lower portion of the frame 111 is slid in the rear region. Guide 116 is formed. One side of the guide 116 is rotatably coupled to the frame 111, the other end is fixedly coupled to the end of the support member 117 coupled to the frame 111 to enable height adjustment. A plurality of connecting portions 118 are formed in the front upper region of the frame 111 so as to be connected to a tractor, and the input shaft 119 rotates in the width direction upper center region of the frame 111 along the traveling direction of the frame 111. It is possibly installed.

The jet conveyor 121 has a plurality of rods 122 arranged side by side to form an endless track spaced apart by a predetermined pitch with respect to the traveling direction of the frame 111, the blade portion 114 along the traveling direction It is arranged to be inclined upward toward the rear so that an area adjacent to the lower side may be disposed below.

The conveyor rotation driving unit 131 rotates integrally with the drive shaft 133 with a drive shaft 133 disposed in one end region of the zeto conveyor 121 and a pitch corresponding to the rod portion 122 of the zeto conveyor 121. Sprocket wheel 135 is coupled to be possible, the driven pulley 134 is rotatably coupled to one end of the drive shaft 133, and is disposed perpendicular to the input shaft 119 to interlock when the input shaft 119 is rotated The driving shaft is coupled to the rotating shaft 137, the driving pulley 138 integrally rotatably coupled to one end of the driving shaft 137, and the driving pulley 138 and the driven pulley 134 simultaneously to transmit driving force. The transmission belt 140 is provided.

The drive gear 120 is integrally rotatably coupled to the input shaft 119, and one end of the transmission shaft 137 is rotatably coupled to the driven gear 139 which is engaged with the drive gear 120 to rotate. , The gear bite between the driving gear 120 and the driven gear 139 is made in the gear box 150.

By such a configuration, the connecting portion 118 is connected to the rear of the tractor and the like, and the end of the input shaft 119 is connected to the output of the tractor so as to receive power from the outside. In this state, when the tractor is advanced forward, the blade portion 114 is inserted into the ground to be inclined a predetermined depth, so that the harvest is moved upward along the inclined surface of the blade portion 114 with the soil. At this time, when the input shaft 119 is rotated, the transmission shaft 137 is rotated, the driving force of the transmission shaft 137 is driven to the drive shaft 133 through the driving pulley 138, the transmission belt 140 and the driven pulley 134. Delivered. When the drive shaft 133 is rotated, the zeto conveyor 121 is rotated by the sprocket wheel 135 that is integrally rotated with the drive shaft 133. Accordingly, the harvest provided with the soil by the blade unit 114 is placed on the earthenware conveyor 121 that rotates in a clockwise direction and is supported by the rod portion 122 of the earthenware conveyor 121 and is transported backwards. In the transport process, the soil having relatively small particles falls downward through the space between the rods 122.

That is, the conventional bulb harvester is detachably connected to the tractor is configured to receive the transfer force and the driving force of the jet conveyor (121) directly, the blade portion 114 to dig the ground to a certain depth while harvesting the ground with the soil When it is rolled up onto the jet conveyor 121, the soil and the crops are separated by the rotation of the jet conveyor 121, and only the crops fall to the rear ground.

However, in the conventional bulb harvester, its configuration has a disadvantage in that the horizontal blade portion 114 is not embedded deeply into the ground than the crop embedded in the ground, thereby cutting off some of the harvest or not completely harvesting all the harvest.

In addition, by using only the long length of the earthen conveyer 121 in the front and rear direction as a means for separating the soil from the harvest, the time that the harvest exits the earthen conveyer 121 is excessively consumed, the earthen conveyer 121 in the transfer process ), There was a problem that the outer skin of the harvest is damaged by the collision with.

In addition, by using only the zeto conveyor 121 for the separation of the soil, the soil performance is low, because only the harvesting unit can be harvested by one unit, there was also a problem that the productivity is low.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a bulb harvester capable of harvesting all crops in the ground completely and productively without damaging the harvest.

The present invention for achieving the above object, in the bulb harvester harvested by harvesting the crops buried in the ground while receiving the power of the agricultural towing vehicle, the connection portion detachable to the tow vehicle; A pair of side plates spaced apart from each other; A horizontal blade unit disposed to be inclined upward in the front lower part of the side plate part to horizontally cut and raise soil including a harvest; A vertical blade portion having a plow blade provided on both sides of the horizontal blade portion spaced apart from each other and vertically cutting and raising soil including a harvest; It is provided inside the side plate portion behind the horizontal blade portion and is driven up and down by receiving the power of the towing vehicle while lifting and lowering the soil and crops provided from the horizontal blade portion to separate soil and transport it to the rear. Wow; The soil is provided inside the side plate portion at the rear side of the earth shaker and is driven by the power of the towing vehicle simultaneously with the earth shaker to rotate in the front and rear direction while transporting the soil and the harvest provided from the earth shaker to the rear. Zeto Conveyor for separating and dropping the harvest to the ground; It provides a bulb harvester comprising a.

The above objects and various advantages of the present invention will become more apparent from the preferred embodiments of the invention described below with reference to the accompanying drawings by those skilled in the art.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 is a plan view of a bulb harvester according to the present invention, FIG. 4 is a side cross-sectional view thereof, FIG. 5 is a side view thereof, and FIG. 6 is a front view thereof.

As shown in these figures, the bulb harvester consists of both side plate portions 212 and the depressed support between the upper portion 213 of the horizontal blade portion 214 disposed on the front lower portion of both side plate portions 212 It is provided between the frame 211 and the side plate portion 212 at the rear of the horizontal blade portion 214, which is provided to rotate up and down, and lifts and drops the harvest provided with the soil. A shaft 260 and a plurality of rod parts 222 disposed at a predetermined pitch are rotatably disposed between the side plate parts 212 next to the ground shaker 260 to transfer a harvest provided with soil. While carrying out the second earthen, and then harvesting the harvest to the rear while transporting the rear conveyer 221, the swing-driven driving unit 265 for driving the earth shake shaker 260 and the rotary conveyor 221 Conveyor rotating drive unit 231, horizontal blade (2) It is configured to include a vertical blade portion 270 is provided separately on both sides of the front spaced apart from 14).

The frame 211 is formed of a plate-shaped member and has a pair of side plate portions 212 which are arranged to face each other in parallel with each other along a traveling direction at predetermined intervals, and has an upper declination shape in which the side plate portions 212 are integrally connected. A support blade 213 and a horizontal blade portion 214 disposed in the ground in the front lower regions of both side plate portions 212 are provided.

A vertical blade portion 270 having a plow blade-shaped vertical blade portion 270 for inserting deeply into the ground from the front and horizontally cutting the soil containing crops from both sides is lifted to the front and both sides of the horizontal blade portion 214. ) Is provided on the lower side of the connecting plate 271 is connected to the top. The vertical blade portion 270 on both sides can adjust the gap therebetween. For this purpose, the vertical support portion 213b on both sides to which the vertical blade portion 270 is connected is movable inward and outward with respect to the horizontal support interval 213a. Coupled, the operator can be fixed to the horizontal support interval 213a with a bolt or the like after adjusting the interval between the two vertical support interval (213b), the left and right on the upper side in the form of connecting both side plate portion (212). Both side vertical support sections 213b are slidably movable on both projecting portions of the horizontal support bar 215 provided in one or more directions.

The horizontal blade portion 214 is provided to be inclined upward toward the rear so that the front region can be disposed on the lower side, and formed a plurality of spaced apart from each other left and right on the inclined surface to include soil containing the harvest moved to the rear upward along the inclined surface A clay hole 214a is provided to rub some of the soil.

In addition, the horizontal blade portion 214 is provided with a plurality of spaced apart from each other to the left and right to have a predetermined length along the travel direction of the frame 211 so that one end is fixed to the rear surface of the rear blade 214 is provided in the horizontal blade portion 214 A guide strip 214b is provided for providing a harvest to the top of the next soil shaker 260, and the guide strip 214b is inclined upward toward the rear.

On the other hand, a plurality of connecting portions 218 are formed in the front upper region of the frame 211 to be towed by a towing vehicle such as a tractor.

The inner side of the side plate portion 212 is formed in a plurality of rods 222 to form an endless track rotatably in the front and rear direction to pick up the harvest provided with soil from the earth shaker 260 to the rear with the soil A zeto conveyor 221 for conveying is provided.

The input shaft 219 is disposed in the upper central area of the frame 211 along the traveling direction so as to receive power from the outside, and the rotational drive of the ground shaker 260 and the zeto conveyor 221 are internally provided on the input shaft 219. Bevel gear driving gears for rotational driving of the rotating unit are rotatably coupled to each other, and the drive shaft 237 is integrally coupled to one end of the driven gear meshed with the driving gear and rotated on both sides. Gear bit between the driven gear and the driven gear is made in the gear box 250, the gear box 250 may be fixed through the bracket in the center region of the horizontal support interval (213a).

Shake swing drive unit 265 is provided with an eccentric cam (261a) coupled to a predetermined position on the transmission shaft 237 disposed on both sides so as to be perpendicular to the input shaft 219 on the top and provided with an inclined downwardly 261 And an operating table 262 having one end coupled to the lower end of the driving unit 261, and a rotating shaft 263 connected to the other end of the operating table 262 to be rotatable, and having both side plate portions 212. ) A crop including soil provided from the guide blades 214b provided with a plurality of earth shakers 260 spaced apart from each other from side to side to have a predetermined length along a traveling direction so that one end is fixed on the inner rotation shaft 263. While raising and lowering by the up-and-down driving, the earth is carried out and provided on the next earth conveyor (221). The earth shaker 260 is provided to be inclined upward toward the rear.

The conveyor rotation drive unit 231 is parallel to the drive pulley 238 rotatably coupled to the end of the transmission shaft 237 on one side disposed to be perpendicular to the input shaft 219, the predetermined distance from the transmission shaft 237 Coupled to the drive shaft 233, the driven pulley 234 integrally coupled to one side end of the drive shaft 233 corresponding to the drive pulley 238, and the drive pulley 238 and the driven pulley 234. And a toothed portion having a pitch corresponding to the pitch of the rod portion 222 of the zeto-conveyor 221, which is engaged with the rod portion 222 and rotates integrally with the drive shaft 233. It is coupled to the sprocket wheel 235 which is coupled to the rotary conveyor 221 is possible.

The transmission belt 240 is formed to have a relatively long length to transmit the driving force of the driving pulley 238 to the driven pulley 234, the one side of the transmission belt 240 to adjust the tension of the idle pulley ( 241 may be provided on the outer surface of the side plate portion 212 rotatably, and on the outer surface of the side plate portion 212, a belt for mounting a belt cover (not shown) for protecting the electric belt 240 The cover mounting member 242 may be provided.

According to the present invention, each rod of the rod portion 222 of the zetoconveyor 221 is individually rotatably mounted, and as shown schematically in FIG. 9, an upper rod portion (part of which makes a rotating closed loop) ( The lower portion of the 222 has a flat iron rail 230 protruding from the inner side of the side plate portion 212, the soil and harvest is placed, the upper rod portion 222 is in contact with the lower rail 230 as a whole When rotated, each rod is rotated by itself while rolling contact with the rail 230. In this way, the soil containing the harvest on the top surface can be further soiled by friction with the rotating rod.

The operation of the present invention having the above configuration will be described below.

First, after removing the stem before harvesting the bulbs in the ground, the interval between the vertical support section 213b on both sides of the bulb harvester is adjusted to correspond to the width of the ground to be harvested to adjust the interval between the vertical blade portions 270 on both sides. .

Then, the connecting portion 218 is connected to the rear of the tow vehicle, such as a tractor, and so that the output portion and the input shaft 219 of the tow vehicle can be rotated integrally with each other so as to receive a driving force.

Next, when the tow vehicle starts running, the first vertical blade portion 270 is deeply inserted into the ground and mining is started.

The vertical blade portion 270 is inserted deep into the ground from both sides and moves forward while cutting the soil containing the crops from both sides and lifting it to the center, and the horizontal blade portion 214 is inserted into the ground a predetermined depth to include the harvest. It moves while cutting the soil horizontally.

Here, if there is only a horizontal blade portion 214, the depth of insertion of the horizontal blade portion 214 to the ground can not only be shallow but first the vertical blade portion 270 is inserted deep into the ground and then lead the entire frame 211 Naturally, the insertion depth of the horizontal blade portion 214 is deepened. Accordingly, as in the prior art, some crops are cut by the horizontal blade unit 214 or the harvested crops deeply embedded are overcome.

As described above, the soil containing the harvest which is dug by the vertical inserting portion 270 and the horizontal blade portion 214 and moves back and forth along the inclined surface of the horizontal blade portion 214 is the earthwork hole 214a provided on the inclined surface. Rubbing)) and some soiling is done.

Next, the soil and the harvest moved to the rear side of the horizontal blade portion 214 passes through the guide blade 214b disposed to be connected to the rear of the horizontal blade portion 214, and after some soil is made, the guide blade 214b. At the rear of the ground shaker 260 is provided.

Here, the ground shaker 260 is rotated up and down by the rotation mechanism, the eccentric cam 261a coupled to the transmission shaft 237 which rotates integrally with the input shaft 219 together with the transmission shaft 237. While rotating the driving unit 261, the operating table 262 coupled to the driving unit 261 is rotated up and down, and coupled to the operating table 262 in accordance with the rotation of the operating table (262). The earth shaker 260 including the rotated shaft 263 is rotated up and down.

Therefore, the soil and the crops provided on the up and down swiveling shaker 260 are lifted up and down by the shaker shaker 260, and after the full-scale clay is made, it is then provided on the jet conveyor 221. .

Here, the rotary conveyor 221 is rotated in the front-rear direction by the rotating mechanism, the electric shaft 237 is rotated integrally with the input shaft 219, the rotational force of the electric shaft 237 is driven pulley 238 The transmission is transmitted to the drive shaft 233 through the belt 240 and the driven pulley 234. As the drive shaft 233 is rotated, the sprocket wheel 235 is rotated and the zetoconveyor 221 is rotated along the clockwise direction.

Soil and harvest provided to the upper side of the jet conveyor 221 is moved to the rear region while the soil falls to the ground through the gap between the rod 222, the harvest is placed by the rod 222 after After being transported upwards, it will fall to the ground.

Here, each rod of the rod portion 222 can be individually rotated itself to more completely shake off the soil from the harvest.

As a result, it is possible to harvest the crops in the ground in a short time by the continuous repetitive operation as described above.

In summary, the bulb harvester according to the present invention is dug deep into the ground not only by the horizontal blade portion 214 but also by the vertical blade portion 270 to harvest the crops buried in the ground without damage and remaining, the soil function is a horizontal blade The earth hole 214a and guide blade 214b provided in the part 214, the earth shake blade 260, a relatively short length of the zeolite conveyor 221, multiple rotating rods of the earth conveyor 221, etc. Performed in combination through the work, it provides improved soil performance while preventing damage to the outer shell of the harvest during the soil process.

In the foregoing description, it should be understood that those skilled in the art can make modifications and changes to the present invention without changing the gist of the present invention as merely illustrative of a preferred embodiment of the present invention.

According to the present invention, all crops in the ground can be harvested without damage and the soil performance is good, so that a large amount can be harvested more than two pounds at a time, thereby improving productivity and improving the product value of the harvest. have.

1 is a plan view of an example of a conventional bulb harvester,

2 is a side view of the bulb harvester of FIG. 1, FIG.

3 is a plan view of a bulb harvester according to the present invention;

4 is a side cross-sectional view of a bulb harvester according to the present invention;

5 is a side view of a bulb harvester according to the present invention;

6 is a front view of a bulb harvester according to the present invention;

7 is a conceptual view of the main portion of the bulb harvester according to the present invention.

<Description of the symbols for the main parts of the drawings>

211 frame 212 side plate

213: support interval 213a: horizontal support interval

213b: vertical support 214: horizontal blade

214a: Earthwork 214b: Guide

215: horizontal support rod 218: connection

219: input shaft 221: zeto conveyor

222: rod portion 230: rail

231: conveyor rotating drive unit 233: drive shaft

234: driven pulley 235: sprocket wheel

237: electric shaft 238: drive pulley

240: electric belt 241: idle pulley

242: belt cover mounting member 250: gear box

260: ground shaking 261: drive

261a: eccentric cam 262: operating table

263: rotation shaft 265: shaking motion drive unit

270: vertical blade portion 271: connecting plate

Claims (5)

In the bulb harvester harvesting and harvesting the crops buried in the ground while being driven by the power of the agricultural towing vehicle, A connection part detachable to the tow vehicle; A pair of side plates spaced apart from each other; A horizontal blade unit disposed to be inclined upward in the front lower part of the side plate part to horizontally cut and raise soil including a harvest; A vertical blade portion having a plow blade provided on both sides of the horizontal blade portion spaced apart from each other and vertically cutting and raising soil including a harvest; It is provided inside the side plate portion behind the horizontal blade portion and is driven up and down by receiving the power of the towing vehicle while lifting and lowering the soil and crops provided from the horizontal blade portion to separate soil and transport it to the rear. Wow; The soil is provided inside the side plate portion at the rear side of the earth shaker and is driven by the power of the towing vehicle simultaneously with the earth shaker to rotate in the front and rear direction while transporting the soil and the harvest provided from the earth shaker to the rear. Zeto Conveyor for separating and dropping the harvest to the ground; Bulb harvester comprising a. The method of claim 1, The horizontal blade portion is provided with a plurality of spaced apart from side to side to have a predetermined length along the traveling direction so that one end is fixed to the rear surface of the rear blade guide guides to guide the harvesting including the soil provided from the horizontal blade portion to the earth shaker Bulb harvester, characterized in that is provided. The method of claim 1, The horizontal blade portion, At least one clay hole provided on the inclined surface to rub some soil including a harvest moved back and forth along the slope; Bulb harvester characterized in that it comprises a. The method of claim 1, The zeto conveyor, Composed of a plurality of rods arranged at a predetermined pitch to form an endless track, Each rod of the rod part is rotatably mounted, On the inner side surface of the side plate portion is provided with a rail protruding, The bulb harvester, characterized in that the rod is in contact with the rail and rotates itself to partially soil the soil contained in the harvest on the upper surface. The method of claim 1, A support bar in a declination shape is provided at an upper portion thereof to integrally connect the side plate portion. The vertical blade portion is connected to the vertical support, the vertical support between each of the horizontal support between the horizontal support between the fixed and movable, the bulb harvester, characterized in that the adjustment of the interval between the vertical blade.