JP2010284124A - Harvester of root vegetables - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a harvester of root vegetables allowing sure nipping of stems and leaves during uprooting thereof from a field, and eliminating the need of operation to cut the stems and leaves to an even length by human hands as mush as possible when the root vegetables such as Japanese radishes or carrots are harvested. <P>SOLUTION: The harvester of the root vegetables includes: a transporting means 14 for transporting the root vegetables to the rear of a traveling vehicle body 12 while nipping the stems and leaves of the root vegetables and uprooting the root vegetables; a flip-up means 16 for raking up the stems and leaves of the root vegetables upwards, and thereby nipping the stems and leaves of the root vegetables in the transporting means 14; a leaf-cutting means 18 for transporting the root vegetables delivered from the terminal end position of the transporting means 14 to the rear while nipping the root vegetables and cutting the stems and leaves; and a conveyor 20 for transferring to a housing part designed to transfer the root vegetables wherein the stems and leaves are cut with the leaf-cutting means 18 to the housing part 22 provided in the traveling vehicle body 12. In the transporting means 14, the starting end can vertically be moved with a tilting mechanism 27 disposed between the transporting means 14 and traveling vehicle body 12. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a root vegetable harvesting apparatus, and root vegetables include, for example, radish, ginger, carrot, burdock, etc. Among them, harvest that is particularly suitable for harvesting root vegetables having stems and leaves such as radish, carrot, etc. Relates to the device.

Conventionally, harvesting devices that harvest root vegetables such as radishes have already been commercialized and are used by many agricultural producers. As an example of such a harvesting apparatus, the invention of a vegetable harvesting machine described in Japanese Patent No. 3387150 is known. The vegetable harvesting machine described in the same document has a pair of conveyor belts that hold the stems and leaves of vegetables and pull them diagonally upward, and includes a container that stores the harvested crops. A means for raising and lowering control is also provided. According to the present invention, when a harvested crop is stored in a container, the container is moved in the front-rear and left-right directions, so that the drop of the crop is reduced, and it is easy to arrange, improving the loading efficiency, and preventing damage to the crop. It is supposed to get.

  Japanese Patent No. 3635150 discloses an invention relating to a container loading / unloading device for a root crop harvesting machine, and the invention extends a support member on which a container is placed from a traveling machine base toward a diagonally rearward downward direction. In addition to being guided by the guide rail, the support member is provided with a drive device that moves back and forth. Accordingly, it is said that the container can be easily loaded and unloaded, and the efficiency of the harvesting operation can be improved.

Japanese Patent No. 3387150 Japanese Patent No. 3635150

However, in the harvesting device of the above-mentioned Japanese Patent No. 3387150 (Patent Document 1), a pair of conveyor belts are provided in order to sandwich the stems and leaves of the vegetables and pull them diagonally upward. As a problem to be held, it is difficult to pinch downward leaves, and as a result, there is a disadvantage that a lot of uncut leaves are generated at the leaf cutting portion. If there are uncut leaves in the harvested vegetables, it is necessary to manually cut the leaves after harvesting, which requires labor and time.
Moreover, in the harvesting machine described in Japanese Patent No. 3635150 (Patent Document 2), the container is loaded and unloaded while being guided by a guide rail extending obliquely rearward and downward from the traveling machine base. However, the installation of guide rails increases the complexity of the structure, and the overhanging part at the rear of the harvesting device increases the size of the harvesting machine itself, resulting in restrictions on handling during harvesting operations and safety. There was also a risk of obstruction.

The present invention has been proposed to deal with such various circumstances, and when harvesting root vegetables such as radish and carrot, it is possible to securely pinch the foliage at the time of extraction, It is an object of the present invention to provide a root vegetable harvesting apparatus that eliminates the need for manual trimming of stems and leaves.
It is another object of the present invention to provide a root vegetable harvesting apparatus that can easily, quickly and safely load and unload containers for harvested vegetables.

In order to achieve the above-mentioned object, the invention according to claim 1 is arranged on the traveling vehicle body from the front to the rear of the traveling vehicle body, and runs the root vegetable while sandwiching and removing the roots and leaves of the root vegetable at the start end. A conveying means for conveying the vehicle body obliquely upward at the rear upper part, and installed at the start end of the conveying means, by scraping up the roots and leaves of the root vegetables upwards, the root vegetables are transferred to the conveying means at the start end of the conveying means. Bounce-up means for clamping the foliage, leaf-cutting means for cutting the foliage while pinching the root vegetables delivered from the end position of the transfer means, and conveying the leaves further, and the foliage is cut by the leaf-cutting means In the root vegetables harvesting apparatus comprising a storage unit transfer conveyor for transferring the root vegetables to a storage unit provided in the traveling vehicle body, the transport means is provided by a tilting mechanism disposed between the traveling vegetable body and the storage unit. , The beginning of the end position as a starting point is vertically movable, characterized in that to perform the adjustment of the angle of inclination of the conveying means.

According to a second aspect of the present invention, in the first aspect, the conveying means is configured such that the starting end portion is movable to the left and right starting from the end position thereof, and is provided by a left and right operation mechanism arranged between the traveling vehicle body. Further, the position of the root vegetables before harvesting is adjusted in the lateral direction by moving the conveying means to the left and right together with the flip-up means.

  The invention according to claim 3 is the invention according to claim 1 or 2, wherein the jumping means for sandwiching the roots and leaves of the root vegetables is a front scooping part installed on the front side and a rear scooping machine installed on the rear side. And a portion.

  According to a fourth aspect of the present invention, in any one of the first to third aspects, the accommodation unit transfer conveyor is provided with an angle adjustment mechanism that allows the whole or a part to freely rotate, and the accommodation unit. It is characterized in that the end portion can be brought close to the bottom portion of the housing portion when the root vegetable is introduced.

  According to a fifth aspect of the present invention, in any one of the first to fourth aspects, the accommodation unit transfer conveyor is provided with a position adjusting mechanism that can move the accommodation unit transfer conveyor in a lateral direction. When the root vegetables are put into the storage section, the storage section transfer conveyor is moved to an appropriate place.

According to a sixth aspect of the present invention, in any one of the first to fifth aspects, the rear portion of the traveling vehicle body is provided with a storage portion mounting means for mounting the storage portion on the vehicle body. Is characterized in that a drive unit for moving the housing unit in the vertical movement, left-right movement, and twisting directions is provided.

  The invention according to claim 7 is the cutting position according to any one of claims 1 to 6, wherein the leaf cutting means for cutting the foliage by sandwiching the root vegetables passed from the terminal position of the conveying means. A cut position adjusting mechanism for adjusting the angle is provided.

As described above, according to the first aspect of the present invention, since the start end of the transport unit can be moved up and down by the tilting mechanism, the tilt angle of the transport unit can be adjusted. As a result, it is possible to move the raising means up and down in addition to the conveying means, and as a result, the root vegetables can be extracted and harvested without damaging them.

  In particular, according to the second aspect of the present invention, the conveying means can be moved to the left and right according to the shape of the field, the growing condition of the root vegetables, etc. together with the flip-up means by the left-right motion mechanism. For this reason, the harvest of root vegetables can be performed efficiently and reliably according to the shape of the field.

According to the third aspect of the present invention, as the lifting means for sandwiching the roots and leaves of the root vegetables, the front scraping part is provided on the front side and the rear scraping part is provided on the rear side. In addition to the foliage that faces downward in the direction, the foliage that grows downward in the front-rear direction can also be scraped up. Thereby, it is possible to scoop up the leaves that have turned downward during the harvesting operation without causing them to remain, and to pinch them by the conveying means, so that the uncut leaves of the leaves and leaves in the leaf cutting means can be greatly reduced.

  Furthermore, according to the invention described in claim 4, an angle adjusting mechanism is provided that allows the whole or a part of the conveyer for conveying the storage unit to feed root vegetables into the storage unit such as a container. As a result, when root vegetables are put into the storage unit, it can be transferred to the storage unit without impacting the harvested root vegetables, such as bringing the storage unit transfer conveyor closer to the bottom of the storage unit. It is.

  According to the invention of claim 5, a position adjusting mechanism is provided that enables the accommodating portion transfer conveyor to be moved in the lateral direction. When the root vegetables are put into the accommodating portion, the accommodating portion transfer conveyor is It is possible to adjust the position in place. Thereby, the loading operation | work of the root vegetables to an accommodating part can be made efficient.

  According to the sixth aspect of the present invention, the rear portion of the traveling vehicle body is provided with the housing portion mounting means for mounting the housing portion on the vehicle body, and the drive unit that moves the housing portion in the vertical movement, left-right movement, and twist directions is additionally provided. Yes. For this reason, it becomes possible to move an accommodating part to the optimal position at the time of a harvesting operation, and it can load in large quantities, reducing the impact at the time of throwing root vegetables into an accommodating part. In addition, the loading and unloading of the accommodating portion can be performed independently without using other heavy machinery, which contributes to labor saving of the harvesting operation.

  According to the seventh aspect of the present invention, the leaf cutting means is provided with the cut position adjusting mechanism for adjusting the cutting position of the root vegetable stems and leaves. It is possible to arbitrarily adjust the cutting position, such as enabling cutting from the root. As a result, it is possible to eliminate the labor that is often required for food processing, such as cutting the foliage again at the fruit selection field, when all the foliage is dropped and shipped.

1 is a schematic perspective view of a root vegetable harvesting apparatus according to an embodiment of the present invention. Similarly, it is a top view of the harvest device for root vegetables according to an embodiment of the present invention. It is. Similarly, it is a side view of the harvest device for root vegetables according to an embodiment of the present invention. The conveyance means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention is shown, (4A) is a top view, (4B) is a bottom view. Similarly, the conveyance means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention is shown, (5A) is a side view, (5B) is a rear view. It is the figure which showed the raising means which is the principal part of the harvest apparatus of root vegetables which concerns on one Embodiment of this invention, and was seen from the front side. Similarly, it is the figure which showed the raising means which is the principal part of the harvest apparatus of root vegetables concerning one Embodiment of this invention, and was seen from the upper surface. Similarly, it is the figure which showed the raising means which is the principal part of the harvesting device of root vegetables which concerns on one Embodiment of this invention, and was seen from the side surface. BRIEF DESCRIPTION OF THE DRAWINGS It is the figure which showed the leaf cutting means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention, (9-1A) was the figure seen from upper direction, (9-1B) was seen from the downward direction. FIG. Similarly, it is the figure which showed the leaf cutting means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention, (10-1A) is a side view, (10-1B) is a rear view. It is the figure which showed another aspect of the leaf cutting means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention, (9-2A) is the figure seen from upper direction, (9-2B) is It is the figure seen from the bottom. Similarly, it is the figure which showed another aspect of the leaf cutting means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention, (10-2A) is a side view, (10-2B) is a back surface FIG. Similarly, it is the figure seen from the back side which shows the relationship between the accommodating part transfer conveyor which is the principal part of the harvesting device of root vegetables which concerns on one Embodiment of this invention, and a traveling vehicle body. Similarly, the accommodation part transfer conveyor which is the principal part of the harvest apparatus of root vegetables concerning one Embodiment of this invention is shown, (12A) is a top view, (12B) is a side view. Similarly, it is the schematic which showed the accommodation part transfer conveyor which is the principal part of the harvest apparatus of the root vegetables which concerns on one Embodiment of this invention, and was seen from the back side. Similarly, it is the schematic which shows the effect | action of an angle adjustment mechanism and an expansion-contraction mechanism, showing the accommodating part transfer conveyor which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention. Similarly, it shows the accommodation part transfer conveyor which is the principal part of the harvest apparatus of root vegetables concerning one Embodiment of this invention, and is the schematic seen from the lower surface side. It is the side view which showed the accommodating part mounting means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention. Similarly, it is the front view which showed the accommodating part mounting means which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention. It is. Similarly, it is the top view which showed the accommodating part mounting means which is the principal part of the harvest apparatus of the root vegetables which concerns on one Embodiment of this invention. Similarly, it is the figure which showed the movable frame of the accommodating part mounting means which is the principal part of the harvest apparatus of root vegetables concerning one Embodiment of this invention, (19A) is a top view, (19B) is a rear view, (19C) ) Is a side view. Similarly, it is explanatory drawing which showed the motion of the accommodating part mounting means whole which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention. Similarly, it is explanatory drawing which showed the motion of the accommodating part mounting means whole which is the principal part of the root vegetable harvesting apparatus which concerns on one Embodiment of this invention.

DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, preferred embodiments of a root vegetable harvesting apparatus according to the invention will be described with reference to the accompanying drawings.
1 is a schematic perspective view of a root vegetable harvesting apparatus according to an embodiment of the present invention, FIG. 2 is a plan view of the harvesting apparatus, and FIG. 3 is a side view of the harvesting apparatus.
As shown in FIG. 1 and FIG. 2, the harvesting apparatus 10 includes a traveling vehicle body 12, a transport unit 14, a flip-up unit 16, a leaf cutting unit 18, a storage unit transfer conveyor 20, a storage unit 22, and the like. It is equipped with. The traveling vehicle body 12 includes a pair of left and right crawlers (endless tracks) 24 and 24 as a traveling unit including an engine (not shown) on a body frame that constitutes the vehicle body, and can easily be moved along with a harvesting operation in a field cropping field or the like. It can be done. As shown in FIG. 3, a driver's seat 26 of the harvesting device 10 is installed in front of the traveling vehicle body 12, and various driving devices such as a handle and a lever (not shown) are provided along with the driver's seat 26. Yes. Operator seats 21 and 23 for harvesting work are provided at the rear.

Conveying means 14 is disposed on the side of the traveling vehicle body 12 from the front to the diagonally rear side, and the root vegetables are extracted and harvested while sandwiching the stems and leaves of the root vegetables at the start end, and the harvested root vegetables are collected. It is designed to be conveyed obliquely upward. The installation position of the conveying means 14 can be installed on either the left or right side of the traveling vehicle body 12. 4 and 5 are views showing the conveying means 14. As shown in these drawings, the conveying means 14 holds the root vegetables such as radishes planted in the field and pulls them out at the same time. It also has the function of transporting backwards.

As shown in FIGS. 4 and 5, the conveying means 14 includes frames 28A and 28B made of a pair of upper and lower steel materials, conveying belts 29A and 29B, pulleys 30A, 30B, 32A and 32B, and tensioners 32 and 32.・ ・ Etc. Pulleys 30A and 32A, 30B and 32B are rotatably disposed at the start end portion 31 and the end position 33 of the frames 28A and 28B, respectively, and a conveyor belt 29A is disposed between the pulleys 30A and 32A. A conveyor belt 29B is stretched between 32B.

The transport belts 29A and 29B are driven in the transport direction above the rear portion by a motor 37 installed in the fixed portion 35 at the end position. The frames 28A, 28B are provided with tensioners 32, 32,... At opposite positions, and the roller portions 32A, 32A,... Of the tensioners 32, 32,. On the other hand, by applying a pressing force from the lateral direction and maintaining a certain distance between the inner facing conveyor belts 29A and 29B, the roots and leaves of the root vegetables are held in the clamping part 41 between the belts 29A and 29B. Is to be pinched.

The distance between the conveyor belts 29A and 29B is determined by appropriately setting the position of the tensioner 32, the inward pressing force, and the positions of the erection members 39 and 39 that connect the frames 28A and 28B at the front and rear. In addition, it has a clearance that does not fall due to impact or vibration during transportation while sandwiching the roots and leaves of root vegetables, and has a clearance that does not damage, and can be adjusted to an appropriate value depending on the type of root vegetables Yes. Although the pressing force of the tensioner 32 is not shown, it is possible to cope with the difference in the thickness of the stem and leaves of the root vegetables sandwiched by interposing the spring, shock absorber, etc. (elastic member) in the tensioner 32, The elastic body absorbs vibrations of the conveyor belts 29A and 29B when the root vegetables are conveyed, and allows fine adjustment of the distance between the conveyor belts 29A and 29B.

  Further, as shown in FIGS. 1 to 3, a left-right operation mechanism 25 that adjusts the left-right position of the transport unit 14 and a tilt angle of the transport unit 14 are adjusted between the transport unit 14 and the traveling vehicle body 12. The tilt mechanism 27 is connected. The conveying means 14 is arranged to be able to move up and down and to the left and right with respect to the traveling vehicle body 14 by a support member (not shown) that supports the vicinity of the terminal position 33. Can be adjusted.

The left and right operation mechanism 25 and the tilting mechanism 27 are mainly composed of hydraulic cylinders 25A and 27A and rods 25B and 27B. By controlling the hydraulic pressure supplied to the hydraulic cylinders 25A and 27B, the rods 25B and 27B are expanded and contracted. The inclination angle and the left / right position of the entire conveying means 14 are adjusted. As a result, the position of the conveying means 14 can be fine-tuned according to the planting situation of the root vegetables and the size of the pods, without having to operate the handle of the traveling vehicle body 12 itself in the field. It is possible to perform the harvesting operation smoothly by pinching with certainty. That is, it is possible to move the conveying means 14 and the flip-up means 16 up and down, left and right according to the shape of the field, and the root vegetables can be extracted and harvested without damaging them.
In addition, since the left / right operation mechanism 25 and the tilting mechanism 27 have a shock absorber function, even if there is an up / down / left / right rough terrain in the field, it can absorb a certain amount of left / right and up / down fluctuations. Therefore, damage to the conveying means 14 and the flip-up means 16 can be prevented in advance.

Bounce-up means 16 is disposed at the lowermost front end (starting end) below the transport means 14 and functions to scoop up the roots and leaves of root vegetables. 6 to 8 are views showing the flip-up means 16, and as shown in these drawings, the flip-up means 16 is a pair of left and right front scrapes provided in the front portion in a direction along the traveling direction. Raised parts 34A and 34B and rear scraping parts 36A and 36B arranged in parallel so as to be in a substantially perpendicular direction facing the traveling direction on the rear side. Each of the scraping portions 34A, 34B, 36A, 36B includes a scraping belt 38, 38,..., A frame 40, 40, etc., pulleys 41, 41, etc., length adjusting mechanisms 42, 42,. And.

The scraping belt 38 is stretched between pulleys 41 and 41 that are rotatably installed above and below the frame 40. The frame 40 is provided with a length adjusting mechanism 42 such as a cylinder, and the height position of the scraping belt 38 can be adjusted by changing the position of the rod 42A. It is a premise that each of the scraping portions 34A, 34B, 36A, 36B is disposed at a position higher than the height of the foliage in the field of the root vegetables to be harvested.

A motor 44 is installed on the frame 40 to drive the scraping belt 38 to rotate. The scraping belt 38 is made of natural rubber or artificial rubber, and claw-like projections 38A, 38A,... Are provided on the surface of the belt at predetermined intervals. These nail-like projections 38A, 38A,... Sandwich the foliage between the conveying belts 29A, 29B at the starting end 31 of the conveying means 14 while scooping up the roots and leaves of the root vegetables in the field. The scraping portions 34A, 34B, 36A, 36B are arranged so that the adjacent claw-like projections 38A, 38A,... Of the scraping belts 38, 38,. Further, the front scooping portions 34A, 34B are installed so as to be in a slightly eight-shaped direction from parallel to the traveling direction of the traveling vehicle body 12, and between the adjacent scooping belts 38, 38 are harvested. It has an interval that is more generous than the thickness of the root vegetables.

  As shown in FIG. 8, the rotation direction of the scraping belts 38, 38 in the front scraping portions 34 </ b> A, 34 </ b> B is a crawler (an endless track) 24 for scraping upward the stems and leaves of root vegetables located in the center. , 24 in the same direction (arrow A direction). Further, as shown in FIG. 6, the rotation direction of the scraping belts 38 and 38 in the rear scraping portions 36A and 36B is from the inside to the outside (arrow B direction), and the front scraping portions 34A and 34B and the rear scraping portions By rotation of each of the four lifting belts 38 in total, the raising portions 36A and 36B, the foliage spreading downwards such as right, left, front, and rear is picked up. In particular, the harvesting apparatus 10 according to the present embodiment scrapes the leaves and leaves of the root vegetables spreading downward and downward, which has been difficult with only the front scraping portions 34A and 34B, by the newly installed rear scraping portions 36A and 36B. It is possible to raise.

Depending on the shape of the field, the number of scraping portions is not limited to four in total, and may be three, five, for example. Further, the shape of the field is considerably rough, and in order to scoop up the foliage, all the scooping parts must be at appropriate positions with respect to the field. In this embodiment, the front scooping parts 34A, 34B and The rear scooping parts 36A and 36B can be moved up and down independently according to the terrain so that all the foliage can be scooped up.

Further, as shown in FIG. 1, leaf cutting means 18 is installed at the end position 33 of the conveying means 14, and the stems and leaves are cut while sandwiching the root vegetables delivered from the terminal position of the conveying means 14. It conveys to the conveyor 20 for this.
FIGS. 9-1 and 10-1 are views showing the leaf cutting means 18, FIG. 9-1 (A) is a view seen from above, and FIG. 9-1 (B) is a view seen from below. . As shown in these drawings, the leaf cutting means 18 is composed of an upper horizontal conveyance unit 50A, a lower horizontal conveyance unit 52A, a cutter unit 54A, and the like arranged in two upper and lower stages.

As shown in FIG. 9A, the upper horizontal conveyance unit 50A includes frames 56A, 56B, conveyance belts 58A, 58B, pulleys 60A, 60B, 62A, 62B, tensioners 64, 64,. is doing. Pulleys 60A and 62A, 60B and 62B are rotatably disposed at the left end (in FIG. 9-1 (A)) and the right end of the frames 56A and 56B, respectively, and between the pulleys 60A and 60B. The conveyor belt 58A is stretched laterally between the pulleys 62A and 62B.

The conveyor belts 58A and 58B are driven by a motor 68 installed on the fixed portion 66 at the right end, and are maintained at a constant distance between the opposing conveyor belts 58A and 58B by the tensioners 64, 64. Nipping pressure is applied to the upper foliage of the root vegetables extracted by the conveyor belts 58A and 58B located on both sides to further convey the root vegetables.

On the other hand, the lower horizontal conveyance unit 52A is different from the upper horizontal conveyance unit 50A in that the lower horizontal conveyance unit 52A is formed shorter than the upper horizontal conveyance unit 50A. The lower lateral conveyance unit 52 includes frames 70A and 70B, conveyance belts 72A and 72B, pulleys 74A, 74B, 76A, and 76B, and tensioners 78, 78, and so on. As shown in FIG. 9-1 (B), pulleys 74A and 76A are rotatably disposed at the left end of the frames 70A and 70B, and pulleys 74B and 76B are rotatably disposed at the right end, and the pulleys 74A and 74B. A conveyor belt 72A is stretched between the pulleys 76A and 76B, and a conveyor belt 72B is stretched between the pulleys 76A and 76B.

As shown in FIGS. 9-1 and 10-1, a cutter unit 54A is provided between the upper horizontal conveyance unit 50A and the lower horizontal conveyance unit 52B with its blades oriented substantially in the horizontal direction. 54A cuts the stems and leaves of the root vegetables that are sandwiched and transported between the upper lateral transport unit 50A and the lower lateral transport unit 52A. At this time, since the stems and leaves of the root vegetables are sandwiched between the upper and lower transport belts of the upper horizontal transport unit 50A and the lower horizontal transport unit 52B, the stems and leaves are not displaced at the time of cutting. Can be cut in a direction (lateral direction or horizontal direction) along the conveying direction.

In addition, in this embodiment, most of the foliage is sandwiched at the start end 31 of the transport means 14 by the total of four scraping sections 34A, 34B, 36A, 36B. Therefore, there is no need to rework the cut surface manually after harvesting. In short, in addition to the stems and leaves that are rooted downward in the left-right direction of the root vegetables during the harvesting operation, the stems and leaves that are growing downward in the front-rear direction can be picked up and pinched by the transport means 14, so that the leaf cutting means The uncut residue of the foliage in 18 cutter parts 54A can be reduced significantly. As a result, the cut end of the leaf stem after cutting can be cut in a direction (lateral direction or horizontal direction) along the conveying direction without being oblique.

In addition, since the lower horizontal conveying portion 52A is formed shorter than the upper horizontal conveying portion 50A, as shown in FIG. 3, for example, radish 80, 80,. The lower portion 80A abuts on the arcuate guide portion 82, is changed in posture in the lateral direction, and is transferred onto the accommodating portion transfer conveyor 20 positioned in the perpendicular direction. The blade shape of the cutter unit 54 may be a rotary blade or a fixed blade. Furthermore, after the cut foliage is conveyed to the discharge port on the rear side of the traveling vehicle body 12 by the upper lateral conveyance unit 50, the nipping by the conveyance belts 58A and 58B is released and falls to the ground.

  FIG. 10-2 and FIG. 10-2 are diagrams showing another aspect of the leaf cutting means 18. In the case of these figures, the cut position adjustment that allows the installation position (vertical position) of the cutter unit 54B to be arbitrarily changed while increasing the distance between the upper horizontal transfer unit 50B and the lower horizontal transfer unit 52B toward the end side. A mechanism is provided. That is, the cutter portion 54B is attached to the fixed shafts 69, 69 arranged in the vertical direction so that both ends thereof are supported, and the attachment position can be adjusted, and the lower lateral conveyance portion By adjusting the position of the hanging position of 52B with respect to the vertical axes 71, 71,..., The position can be adjusted when cutting the roots and leaves of root vegetables.

The position of the cutter unit 54B in the past was fixed at a position where the foliage was cut to leave some foliage in order to make the foliage raw. However, in this case, all the foliage that is often required for food processing is dropped. The cutting position can be changed with special consideration given to shipping. That is, in this embodiment, it is possible to cope with cutting from the root part of the foliage required by many food processing plants by making it possible to change the installation position of the cutter part 54B, and cutting of foliage at the fruit selection field anew Work can be eliminated. This makes it possible to significantly reduce the labor after harvesting.

As shown in FIG. 1 and FIG. 2, the accommodating portion transfer conveyor 20 is installed at a right angle to the direction of the leaf cutting means 18, extends from the side of the traveling vehicle body 12 to above the accommodating portion 22, and moves to the operator seat. 21 is located at the rear.
FIG. 11 is a view showing the relationship between the accommodating portion transfer conveyor 20 and the traveling vehicle body 10, and FIGS. 12 and 13 are views showing the accommodating portion transfer conveyor 20. As shown in these drawings, the container transfer conveyor 20 includes a belt conveyor 84 and a container supply conveyor 86, and the belt conveyor 84 is delivered from the lower horizontal transfer section 52 of the leaf cutting means 18. The root vegetables are placed on the belt 84 </ b> A while being laid sideways, and are conveyed in the direction of the housing portion 22 by the driving force of the motor 85. Further, a container supply conveyor 86 is continuously installed at a slightly lower position at the end of the belt conveyor 84.

As shown in FIG. 13, the container supply conveyor 86 includes a conveyor unit 88, an angle adjustment mechanism 90, and a position adjustment mechanism 92. One end 88A of the conveyor unit 88A is connected with the pulley 84A of the belt conveyor 84 and the connecting arms 94 and 94 interposed therebetween, and is in a cantilevered state with respect to the belt conveyor 84. The conveyor unit 88 is supported so as to be rotatable about the one end 88A. As shown in FIG. 11, a large number of spike-like protrusions 88B, 88B,... Are planted at predetermined intervals on the surface of the conveyor belt of the conveyor section 88, and these spike-like protrusions 88B, 88B. .. Root vegetables delivered from the belt conveyor 84 are sequentially transferred to the storage unit (container) 22 in a state where they are positioned so as not to be displaced. Thereby, root vegetables do not fall at the time of transfer, and the harvested root vegetables are not damaged.

14 and 15 are views showing the positional relationship between the container supply conveyor 86 and the container 22. As shown in these drawings, the container supply conveyor 86 is provided with an angle adjustment mechanism 90 and a position adjustment mechanism 92 between the traveling vehicle body 12 and, as shown in FIG. The angle adjusting mechanism 90 can rotate the container supply conveyor 86 toward the inside of the container 22. As shown in FIG. 15, the angle adjusting mechanism 90 includes a pair of hydraulic cylinders 94A and 94A and rods 94B and 94B. The part 86A can be rotated from a horizontal state to a position close to the bottom of the container 22.

For this reason, when root vegetables are thrown into the container 22, the root vegetables can be thrown in without impacting the container 22 by reducing the distance from the inside of the container 22 instead of simply dropping it. Thus, it is possible to reduce the work load such as leaning on the bottom portion of 22. In addition, by appropriately adjusting the angle of the container supply conveyor 86 according to the amount of root vegetables introduced into the container 22, the ratio of manual work by workers when the root vegetables are introduced into the container 22 is greatly increased. While reducing, the loading operation can be performed almost automatically and continuously until the container 22 is full.

Further, as shown in FIG. 14, a connecting member 96 is installed between the end portions of the hydraulic cylinders 94 </ b> A and 94 </ b> A of the angle adjusting mechanism 90. The rod 92B of the cylinder 92A is connected. The hydraulic cylinder 92 </ b> A is installed on the traveling vehicle body 12 side, and its rod 92 </ b> B can move the belt conveyor 84 and the container supply conveyor 86 together with the angle adjustment mechanism 90 in the lateral direction. On the other hand, since the container supply conveyor 86 can be rotated up and down by the angle adjustment mechanism 90 with the connecting member 96 as a fulcrum, the container supply conveyor 86 is adjusted with respect to the container 22 in the horizontal direction and the vertical direction. It is possible to make it the optimal root vegetable input position.

FIGS. 16 to 18 are views showing the accommodating portion mounting means 100 for mounting the accommodating portion (container) 22 on the traveling vehicle body. FIG. 16 is a side view, FIG. 17 is a front view, and FIG. As shown in these drawings, the accommodating portion mounting means 100 includes a portal frame 102, a connecting frame 103, a movable frame 104, a fork-shaped elevating portion 106, and the like as main components.

As shown in FIG. 3, the portal frame 102 is installed at the rear portion of the traveling vehicle body 12 so as to be movable in the front-rear direction via a slide rail (not shown), and by a hydraulic cylinder 108 installed between the traveling vehicle body 12. It is possible to move back and forth. A connecting frame 103 is disposed inside the portal frame 102. The connecting frame 103 is provided with a rotating shaft 110 attached to the right end side (in FIG. 17) and extending rearward, and the movable frame 104 is attached so that the rotating shaft 110 is fitted.

As shown in FIG. 18, a guide support portion including guide pieces 103 </ b> A, 103 </ b> A,... Is guided to the connection frame 103 so as to be movable up and down along the guide surface 102 </ b> A of the portal frame 102. In addition, the movable frame 104 is moved up and down by an elevating mechanism 112. Further, the connecting frame 103 is installed so as to be slidable in the left-right direction along the guide portion 102A provided in the portal frame 102, and is moved along with the movable frame 104 by the action of the hydraulic cylinder 114 arranged in the horizontal direction. It can also be moved in the direction.

  FIG. 19 is a view showing the movable frame 104, (19A) is a plan view, (19B) is a rear view, and (19C) is a side view. As shown in these drawings, the movable frame 104 is made of a combination of steel materials, and a mounting hole 104A into which the rotary shaft 110 installed in the connection frame 103 described above is fitted is formed at the right end portion thereof. A bracket 104B is provided at the lower left end (in 19C) of the movable frame 104. A rod 115A of the hydraulic cylinder 115 is connected to the bracket 104B, and the movable frame 104 moves in the torsional direction with the rotating shaft 110 as a fulcrum. Can be done. As shown in FIG. 16, a fork-like elevating part 106 is attached to the movable frame 104 by a bolt 116 so that it can move together with the movable frame 104 in the vertical direction and in the left-right direction and the torsional direction. The fork lift 106 is provided with forks 106 </ b> A and 106 </ b> A that support the container 22.

  20 and 21 are explanatory views showing the movement of the entire housing portion mounting means 100. Of these, FIG. 20 shows a state in which the housing portion (container) 22 is moved in the twisting direction. As shown in the drawing, the container 22 can tilt the opening of the container toward the container transfer conveyor 20 (not shown) when the rod 115A of the hydraulic cylinder 115 contracts.

  Further, as shown in FIG. 21, the storage unit mounting means 100 that supports the storage unit 22 can freely move in the left-right direction by the hydraulic cylinder 114 from the state in which the fork-like lifting unit 106 is (21A). At the same time, it can be moved in the vertical direction by the elevating mechanism 112 shown in FIG. For this reason, conventionally, it is not necessary to use a heavy machine such as a forklift when loading and unloading the storage unit 22, and if a spare storage unit (container) 22 is prepared in the field in advance, the harvesting device 10 can be used. You can work alone. As a result, a plurality of workers are conventionally required for harvesting, collecting the storage unit 22, and the like, whereas the harvesting apparatus 10 according to the present embodiment can save labor and work with a small number of people. It has become.

As described above, according to the root vegetable harvesting apparatus of the present embodiment, it becomes possible to continuously harvest root vegetables such as leaf radishes and carrots, thereby eliminating manual labor. .
In addition, it is possible to finely adjust the height and left / right position of the transport means when extracting from the field, so that excessive force is not applied to the root vegetables, and harvesting can be done without damaging the root vegetables. Contributes to the improvement of product value.

As described above, according to the present invention, when harvesting root vegetables, it becomes possible to securely hold the foliage during extraction, and to easily unload and load containers for loading harvested root vegetables In addition, it is possible to perform it quickly and safely, and the efficiency of harvesting work can be improved.

10 Root crop harvesting equipment
12 Driving body
14 Transport means
16 Bounce-up means
18 Leaf cutting means
20 Conveyor for accommodating section transfer
21 Operator seat
22 Container (container)
23 Operator seat
24 crawler (endless track)
25 Left-right motion mechanism
25A Hydraulic cylinder
25B Rod
26 Driver's seat
27 Tilt mechanism
27A Hydraulic cylinder
27B Rod
28A 28B frame
29A 29B Conveyor belt
30A 30B 32A 32B Pulley
31 Start end
32 Tensioner
33 End position
34A 34B Front scraping section
35 fixed part
36A 36B Rear scraping section 37 Motor
38 Scraping belt
38A Claw-shaped protrusion
39 Construction members
40 frames
41 pulley
42 Length adjustment mechanism
42A Rod
43 Nipping part
44 motor
50A 50B Upper horizontal transfer section 52A 52B Lower horizontal transfer section 54A 54B Cutter section
56A 56B frame
58A 58B Conveyor belt
60A 60B 62A 62B Pulley
64 Tensioner
66 Fixed part
68 motor
69 Fixed shaft
70A 70B frame
72A 72B Conveyor belt
74A 74B 76A 76B Pulley
78 Tensioner
80 Root vegetables (radish)
80A bottom
82 Guide section
84 Belt conveyor
85 motor
86 Conveyor for container supply
88 Conveyor section
88A One end
88B Spike-like projection
90 Angle adjustment mechanism
90A hydraulic cylinder
90B Rod
92 Position adjustment mechanism
92A Hydraulic cylinder
92B Rod
94 Connecting arm
96 connecting members
100 Housing means mounting means
102 Portal frame
102A Guide surface
103 Connecting frame
104 Movable frame
104A Mounting hole
104B Bracket
106 Fork lift
106A fork
110 Rotating shaft
112 Lifting mechanism
114 115 Hydraulic cylinder
115A Rod
116 volts

Claims (7)

A conveying means disposed on the traveling vehicle body from the front to the rear of the traveling vehicle body, for conveying the root vegetables toward the oblique rear upper part of the traveling vehicle body while pinching and removing the root vegetables at the start end; A jumping means installed at the start end of the means, and causing the conveying means to pinch the root vegetables stems and leaves at the starting end of the conveying means by scooping up the root vegetables stems and leaves; While cutting the foliage while sandwiching the root vegetables to be delivered, the leaf cutting means that conveys further backward, and the accommodation that transfers the root vegetables that have been cut by the leaf cutting means to the accommodation section provided in the traveling vehicle body In a harvesting device for root vegetables comprising a conveyor for transferring parts,
The conveying means can be moved up and down with the tilting mechanism disposed between the conveying body and the starting position as a starting point, and the inclination angle of the conveying means is adjusted. Root vegetable harvesting equipment characterized by. The transport means can move left and right starting from the end position of the transport means, and the transport means is moved to the left and right together with the flip-up means by a left-right motion mechanism disposed between the transport body and the vehicle body. The root vegetable harvesting device according to claim 1, wherein the position adjustment in the lateral direction is performed with respect to the root vegetable before harvesting.   The flip-up means for sandwiching the roots and leaves of root vegetables comprises a front scraping portion installed on the front side and a rear scraping portion installed on the rear side, and these front scraping portion and rear scraping portion. The root vegetable harvesting device according to claim 1 or 2, wherein the raising portion is provided with a length adjusting mechanism capable of independently adjusting the height position. The accommodation section transfer conveyor is provided with an angle adjustment mechanism that allows the whole or a part to turn freely, and when the root vegetables are put into the accommodation section, the end portion is directed toward the bottom of the accommodation section. The root vegetable harvesting apparatus according to any one of claims 1 to 3, wherein the root vegetable harvesting apparatus can be brought close to each other. The storage unit transfer conveyor is provided with a position adjusting mechanism that can move the storage unit transfer conveyor in the lateral direction, and the storage unit transfer conveyor is placed at an appropriate position when root vegetables are put into the storage unit. The root vegetable harvesting device according to any one of claims 1 to 4, wherein the root vegetable harvesting device is moved to the root. A housing portion mounting means for mounting the housing portion on the vehicle body is provided at a rear portion of the traveling vehicle body, and the housing portion mounting means is provided with a drive unit that moves the housing portion in the vertical movement, left-right movement, and twist directions. The root vegetable harvesting device according to any one of claims 1 to 5, wherein the root vegetable harvesting device is provided. The cut position adjusting mechanism for adjusting the cutting position is provided in the leaf cutting means for cutting the foliage while sandwiching the root vegetables delivered from the end position of the conveying means. 6. The root vegetable harvesting apparatus according to claim 1.

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