KR101536946B1 - Digging apparatus for harvesting underground crops - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a harvesting machine for a submerged crop harvester, the harvesting machine comprising: a harvesting machine main body having a side plate disposed laterally spaced apart and a blade section inclined at one end of the side plate, A chain extending parallel to the side plates and moving along a predetermined circulation path; and a connecting rod spaced apart in the moving direction of the chain and connecting the chains, A conveying conveyor for conveying in a direction; And an anti-jamming member installed in the chain and preventing the underground crop from being caught in a gap between the side plate and the chain by tilting of the harvester main body. As a result, underground crops can be prevented from being caught between the sides of the main frame and the chain when digging underground crops from the right and left sides, minimizing damages to underground crops, and securing a large amount of harvest using agricultural machinery.

Description

{DIGGING APPARATUS FOR HARVESTING UNDERGROUND CROPS}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an underground crop harvester capable of minimizing damages of crops when harvesting underground crops.

Underground crop harvesters are affected by soil and vinyl coverage, roots shape and distribution because the harvest is the root of underground crops. The underground crop harvester may be divided into a manager attachment type, a cultivator attachment type, and a tractor attachment type, depending on the type of prime mover to which the harvester is attached.

The types of tractor-attached underground crop harvesters vary according to the type of culling and soil separation, the crop applied, the crawl width and the applied tractors. There are elevator type, vibration type and reel type, and the range of excavation work is from 75cm to 196cm and the applied tractor is more than 26 ~ 50cm. Do.

The type of tractor attached underground crop harvester that is most widely used and used in farmhouse is elevator type, and the soil is cut off by the cutting blade and the soil is separated and discharged in the course of transporting backward by chain conveyor. Applicable crops are potatoes, sweet potatoes, carrots, lily bulbs, herbs, etc. They are mainly used for potato digging work.

On the other hand, referring to the prior art document D1 filed by the present applicant and registered for patent, a plate is installed between the body and the plate provided on both sides, and the crop mined in the soil is transferred, and the foreign matter And a vibrating mechanism for causing the plate to have an eccentric part, a reciprocating mechanism, and a conveying conveyor, wherein the conveying conveyor of the conveying conveyor is provided with a conveyor There is disclosed a underground crop harvester having a vibrating device that reduces the post-treatment process and further improves commerciality in the harvested state.

However, in the underground crop harvester disclosed in the above-mentioned prior art document D1, there is no problem when the harvester moves on the flat ground. However, when the harvesting operation is performed in the right and left direction, As underground crops (eg, potatoes) roll into one side, underground crops are trapped in crevices between the body plate and the chain or damaged by circulating chains, which often causes problems for harvester users in the field.

D1: KR 10-1011675 B1

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a method and apparatus for disposing of underground crops, And to provide the underground crop harvester as a technical challenge.

It is also a technical object to provide a underground crop harvester capable of preventing underground crops from being pushed to one side in a conveying conveyor inclined in one direction.

According to one aspect of the present invention, there is provided a underground crop harvester including a harvester main body, a conveying conveyor, a driving unit, a vibration device, and an anti-jamming member. The main body of the harvester includes a side plate spaced laterally and a blade unit inclined at one end of the side plate for mining underground crops. Wherein the conveying conveyor comprises a chain arranged to be parallel to and spaced apart from the side plate and moving along a predetermined circulation path, and a connecting rod spaced apart in the moving direction of the chain and connecting the chain, And transports the underground crop to the discharge direction. The driving unit drives the conveying conveyor. The vibrating device vibrates the connecting rod by using the power generated by the driving part to remove foreign matter from the underground crop by dropping it between the connecting rods. The jamming prevention member is provided on the chain and prevents the underground crop from being caught between the side plate and the chain by unilateral tilting of the harvester main body.

Here, the jamming preventing member is coupled to the end of the connecting rod in a plate-like manner perpendicularly to the axial direction, so that the feeding of the underground crop can be smoothly maintained.

The jam preventing member includes an engaging prevention plate coupled to an end of the connecting rod adjacent to each other and disposed so as to be spaced apart in a moving direction of the chain; And a bending portion extending obliquely to narrow the gap between the jam prevention plate and the side plate.

Wherein the conveying conveyor is an intermediate member installed in the middle of the connecting rod; And the intermediates are connected to each other so as to overlap with the mutually adjacent both ends of the intermediate body and are further protruded higher than the width of the intermediate chain so that the tilting of the connecting rods causes the under- And an intermediate deflecting member for preventing the phenomenon from occurring.

As described above, in the underground crop harvester of the present invention, underground crops are prevented from being caught between the sides of the main frame and the chain when digging subterranean crops in a right and left inclined place, thereby minimizing damages to underground crops, It is possible to improve the productivity due to mass harvesting.

1 is a perspective view of a underground crop harvester according to an embodiment of the present invention.
Fig. 2 is a perspective view showing a state in which the protective cover is removed to show the configuration of the power transmitting means and the vibration device in Fig. 1. Fig.
Fig. 3 is an enlarged partial perspective view of an engaging member provided on a chain on one plate side in Fig. 2; Fig.
Fig. 4 is a partially enlarged perspective view in which an engaging member provided on the chain is reliably contacted on the other plate side in Fig. 2; Fig.
Fig. 5 is a partially exploded perspective view showing a state in which the intermediate conveyance prevention member and the intermediate member are mounted on the conveying conveyor of Fig. 2;
FIG. 6 is a rear view of the feed conveyor as viewed from the discharge port side in order to show the effect of preventing the crops from being jammed according to the present invention when working in a right-and-left inclined place.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art to which the present invention pertains.

FIG. 1 is a perspective view of the underground crop harvester according to an embodiment of the present invention. FIG. 2 is a view showing a state in which the protective cover 128 is detached to show the configuration of the power transmitting means and the vibration device 130 FIG.

The present invention relates to underground crops (1), in particular underground crop harvesters for harvesting potatoes and the like.

The underground crop harvester according to the present invention comprises a harvester main body 100, a conveying conveyor 110, a driving unit 120, a vibration device 130, and an anti-jamming member 140.

Referring to FIGS. 1 and 2, the harvester main body 100 includes a side plate 101, a connecting rod 102, a traction rod 103, an inclined stage 104, and the like to form a frame of a harvester.

The side plates 101 are spaced apart from each other in the lateral direction perpendicular to the advancing direction of the harvester.

The connecting rod 102 is disposed between the side plates 101 in a direction crossing the wall surface of the side plate 101 in the form of a square pipe to connect the both side plates 101 and to maintain a constant gap therebetween.

The pulling table 103 is disposed at the upper end of the upper end of the side plate 101 in the direction of traversing the wall surface of the side plate 101 in the form of a rectangular plate to connect and support the upper end of the side plate 101, The harvester can be pulled by being connected to the rear of the tractor by using a pulling ring 105 arranged in the form of a triangle vertex in three places of the stand 103.

The inclined platform 104 is inclined between the pulling collar 105 and the upper linkage 103 on the upper side of the towing platform 103 to connect the upper pulling collar 105 and the upper linking platform 103, .

The main body 100 of the harvester 100 has a blade unit 106 disposed at a lower side of the front side of the side plate 101 in a direction transverse to the wall surface of the side plate 101 and inclined at a predetermined angle from the ground, When the harvester main body 100 is pulled by the tractor with the portion 106 inserted at a certain depth into the ground, the underground crop 1 and soil are mined by the blade portion 106.

The conveying conveyor 110 is composed of a plurality of chains 111 and a connecting rod 112 and serves to convey the underground crop 1 and the soil mined by the blade unit 106 to the rear outlet side.

At this time, the vibrating device 130 can remove the soil from the underground crop 1 conveyed by applying the vibration to the conveying conveyor 110.

The chain 111 has a semicircular shape at its both ends and is formed in a rectangular plate structure having a long length in both end directions while maintaining a constant width. A plurality of plates (hereinafter also referred to as a chain unit) And are connected to each other in the longitudinal direction continuously along the circulating path circulating the closed circuit of the constant shape.

The connecting rod 112 connects the chain 111 disposed parallel to the wall surface of the side plate 101 and the connecting rod 112 is disposed to be spaced apart from the moving direction of the chain 111.

At this time, the chain 111 receives the rotational force from the driving unit 120 and moves along the circulation path together with the connection rod 112.

The drive unit 120 includes a sprocket 127 rotatably mounted on the blade side and the discharge side of the inner surface of the side plate 101 so as to rotate the chain 111 by the sprocket 127, .

The circulation path of the chain 111 circulates between the rear end portions of the side plates 101 in the blade portion 106 and in particular the circulation path is formed in the upper portion of the side plate 101, A lower section disposed downwardly inclined in the direction of the discharge section 106 from the discharge port side of the side plate 101 and a rotary section at both ends connecting the upper section and the lower section.

The movement path of the underground crop 1 in the conveying conveyor 110 according to the circulation path will be described. The crop 1 and the soil mined through the blade unit 106 are conveyed along the upper section, The soil is separated from the crop 1 to fall between the connecting rods 112 and only the crop 1 is lifted while the crop 1 is transported in the direction of the discharge port from the blade unit 106 in the state of being rotated, It is discharged from the section and falls to the ground by gravity. As a result, the harvesters waiting for the harvest of the crop (1) can pick up and collect the fallen crop (1).

The drive unit 120 includes a drive motor for generating power, a gear box 121 for shifting the rotational force of the drive motor, a drive shaft 122 connected to the gear box 121, A power transmitting means for transmitting the output power to the driven shafts 123 and a driven shaft 123 for connecting the rear sprockets 127 disposed at the rear of the side plates 101. [

The power transmitting means includes a driven pulley 125 connected to the driven shaft 123, a driven pulley 124 connected to the drive shaft 122, a main pulley 124 connecting the driven pulley 124 and the driven pulley 125, And a belt 126, so that the power of the drive shaft 122 can be transmitted to the driven shaft 123.

The vibrating device 130 includes a vibrating mechanism for vibrating the chain 111 by up and down vibrations using a pressurizing roller provided at both ends of the rotary arm and a vibrating mechanism connected to the main pulley 124 by the sub- An eccentric cam 131 receiving part of the power of the transmitting means and a reciprocating mechanism 135 connected between the eccentric cam 131 and the vibrating mechanism for rotating the vibrating mechanism at a predetermined angle.

The reciprocating mechanism 135 is composed of a main link 133 and a driven link 134. The main link 133 is arranged obliquely from a front upper end to a rear lower end of the side plate 101, One end of the eccentric cam 131 is axially engaged with the eccentric shaft 131 of the eccentric cam 131 and the other end of the eccentric cam 133 is coupled with the link pin 136 in the following linear groove 137, In the diagonal direction. One end of the driven link 134 is axially coupled to the center of the rotary arm of the oscillating mechanism and the other end of the driven link 134 is provided with a linear groove 137 and rotates in a rotation section of a predetermined angular range.

At this time, the power transmission means and the vibration device 130 can be installed on the outer side surface of the side plate 101. Since the power transmission means and the vibration device 130 are covered with the protective cover 128, And prevent the inflow of foreign substances and the like.

Hereinafter, an operation state of the underground crop harvester having the vibration device 130 will be described.

When the harvester main body 100 is attached to the back of the tractor and the blade unit 106 is inserted at a certain depth from the ground and then pulled by the tractor, the crop 1 is held by the blade unit 106 The mined soil and crop 1 rides up to the entrance side of the conveying conveyor 110 and is conveyed along the conveying conveyor 110 and is vibrated by the vibration device 130 so that the soil is separated from the crop 1 Lt; RTI ID = 0.0 > 112 < / RTI >

The soil 1 from which the soil has been removed falls to the ground at the exit side of the conveying conveyor 110, and the operator collects the crop 1.

3 is a partially enlarged perspective view showing an enlarged view of an engaging member 140 provided on the chain 111 on one plate side in Fig. 2 and Fig. 4 is a partially enlarged perspective view of the chain 111 on the other plate side in Fig. Is an enlarged partial perspective view of the engaging member (140).

In order to solve the problem that the crop 1 is caught in the gap between the side plate 101 and the chain 111 when the harvesting operation is performed on the ground inclined by the harvester in the left and right direction, The conveying conveyor 110 according to the first embodiment is provided with an engaging member 140 which is attached to the chain 111 and moves together with the chain 111.

The jamming preventing member 140 has a plate structure and is connected to the end of the connecting rod 112 vertically by bolts and nuts or the like to connect the crop 1 to the connection rod 112, 112 are naturally transported in the direction of the discharge port by the chain 111 and the chucking prevention member 140 which are prevented from being caught in the clearance between the side plate 101 and the chain 111 by the chucking prevention member 140 .

The jamming prevention member 140 includes a jamming prevention plate 141 which is fastened to one end of the adjacent connection rod 112 so as to overlap the chain 111 coupled to the end of the connection rod 112, And a bending portion 142 that covers the gap between the side plate 101 and the chain 111 at the upper end of the plate 141 and extends obliquely to prevent the crop 1 from entering or interfering with the gap.

The bending portion 142 is bent at an angle from the root portion connected to the jamming prevention plate 141 toward the side plate 101 and is inclined at a predetermined angle to narrow the gap between the bending portion 142 and the side plate 101 It is possible to prevent the crop 1 from being caught or caught between the bending portion 142 and the side plate 101.

The jamming prevention plate 141 and the bending portion 142 are formed of a single body and can be spaced apart in the movement direction of the chain 111.

Since the both ends of the bending portion 142 are shorter as the distance from the boundary line (root portion) with the pinch prevention plate 141 is shortened, Interference between the bending portions 142 can be avoided.

In addition, the jamming prevention member 140 can prevent the occurrence of breakdown of the rotating part by winding various kinds of foreign substances (stem, grass, string, etc.) as well as the crop 1 on the rotating part (sprocket 127) have.

In addition, the jam-preventing member 140 can firmly maintain the movement path of the chain 111 by connecting both ends of the adjacent chain units (each rectangular plate constituting the chain 111).

The jamming prevention member 140 is fixed to a moving body such as a chain 111 and is moved so as to block a gap between the side plate 101 and the chain 111 so that the crop 1 is moved in the direction of the outlet of the harvesting machine 100 As shown in FIG.

The jamming preventing member 140 is formed to extend from the chain 111 toward the side plate 101 and has an upward inclined structure so that a gap with the side plate 101 is narrowed.

5 is a partial perspective view showing a state in which the intermediate member 113 and the intermediate displacement preventing member 143 are mounted on the conveying conveyor 110 of FIG. 2, and FIG. 6 is a perspective view FIG. 3 is a rear view of the transporting conveyor 110 viewed from the discharge port side to show the effect of preventing crops from being trapped according to the invention.

The conveying conveyor 110 according to the first embodiment further includes an intermediate body 113 spaced apart in the longitudinal direction thereof in the middle of the connecting rod 112 so that the operation of the chain 111 and the connecting rod 112 Can be more firmly maintained.

The intermediate tipping prevention member 143 is disposed on the intermediate tuyere 113 so as to be spaced apart from the chain 111 in the moving direction of the chain 111 so that when the harvester main body 100 is working on a left- 112 can prevent the crop 1 from slipping toward one side.

The intermediate anti-skid member 143 is an intermediate member 113 that is joined to overlap with both ends of neighboring intermediate chain units (individual chain plates arranged in a line so as to constitute the intermediate member 113) .

The intermediate deflecting member 143 protrudes higher than the width of the intermediate chain unit so that when the crop 1 is moved in the tilting direction of the connecting rod 112, So that it can be caught by the anti-skid member 143 and prevented from being pushed to one side.

Therefore, according to the present invention, when the underground crop 1 is harvested from the left side and the right side from the ground (curved) by providing the jamming prevention member 140 between the chain 111 and the side plates 101, It is possible to prevent the crop 1 from being caught in a gap between the side plate 101 and the chain 111 due to the conveyor 110 being tilted to one side of the side plate 101, The damage of the crop 1 is minimized, and productivity due to mass harvesting using an agricultural machine can be improved.

The jamming prevention member 140 attached to the chain 111 prevents the foreign material (stem, grass, string, etc.) as well as the crop 1 from being wound on the rotating part (sprocket 127, etc.) of the harvester, Can be prevented.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the scope of the present invention is not limited to the disclosed exemplary embodiments. Modified forms are also included within the scope of the present invention.

1: Crop 100: Harvester
101: side plate 102: connecting rod
103: tow unit 104: ramp
105: pulling ring 106:
110: conveying conveyer 111: chain
112: connection load 113: intermediate
120: driving part 121: gear box
122: drive shaft 123:
124: spool pulley 125: spool pulley
126: main belt 127: sprocket
128: protective cover 130: vibration device
131: eccentric cam 132: sub-belt
133: active link 134: active link
135: reciprocating mechanism 136: link pin
137: Linear groove 140:
141: jamming prevention plate 142: bending portion
143: intermediate anti-tip plate 240:
241: cover mounting portion 242: cover portion

Claims (4)

A side plate disposed laterally spaced apart from each other, and a blade unit slantingly provided at one end of the side plate for mining underground crops;
A chain extending parallel to the side plates and moving along a predetermined circulation path; and a connecting rod spaced apart in the moving direction of the chain and connecting the chains, A conveying conveyor for conveying in a direction;
A driving unit for driving the conveying conveyor; And
And an anti-jamming member installed on the chain and preventing the underground crop from being caught in a gap between the side plate and the chain by tilting of the harvester body,
Wherein the jamming preventing member is coupled to the end of the connecting rod in a plate structure perpendicular to the axial direction to smoothly convey the underground crop. delete A side plate disposed laterally spaced apart from each other, and a blade unit slantingly provided at one end of the side plate for mining underground crops;
A chain extending parallel to the side plates and moving along a predetermined circulation path; and a connecting rod spaced apart in the moving direction of the chain and connecting the chains, A conveying conveyor for conveying in a direction;
A driving unit for driving the conveying conveyor; And
And an anti-jamming member installed on the chain and preventing the underground crop from being caught in a gap between the side plate and the chain by tilting of the harvester body,
The jam preventing member includes an engaging prevention plate coupled to an end of the connecting rod adjacent to each other and disposed so as to be spaced apart in a moving direction of the chain; And
A bending portion extending obliquely to narrow an interval between the jam prevention plate and the side plate;
≪ / RTI > The method of claim 3,
Wherein the conveying conveyor is an intermediate member installed in the middle of the connecting rod; And
The intermediate rods are connected to each other by a structure overlapping the adjacent ends of the intermediate rods and are further protruded higher than the width of the intermediate roots so that the tilting of the connecting rods causes a lateral deviation An anti-tip member for preventing an anti-tip member;
Lt; RTI ID = 0.0 > a < / RTI > underground crop harvester.

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