JP4098032B2 - Crop excavator - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a crop excavator that forms a recess for air-drying crops in the topsoil after digging up crops such as potatoes.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, a crop excavator has been provided with a soil removal board for forming a recess for air drying of a crop in the top soil after digging up the crop. This shaped topsoil recess is formed to collect harvested crops collectively and air-dry them for a certain period of time, and then efficiently harvest the crops air-dried by hand or machine. .
By the way, since the earth excavation plate is usually attached below the digging conveyor, when the digged agricultural product is conveyed backward by the digging conveyor, the soil attached to the surface of the agricultural product P1 as shown in FIG. As root hairs and other grass fall into the recess G1 immediately after molding and the recess G1 is buried, the crops P1 cannot be arranged collectively, and they are scattered around or fall into the side groove G2 to take time for harvesting work. There is a problem that the fallen crop P1 is crushed by the wheel T such as a tractor or a person.
[0003]
[Problems to be solved by the invention]
The problem to be solved by the present invention is to solve these conventional problems, and to transport the excavated agricultural product by a digging conveyor while forming soil, root hair and other grass attached to the surface of the agricultural product. An object of the present invention is to provide a crop excavator that can reliably put a crop that has been dropped and digged out of the recess into the recess, and can quickly carry out harvesting work after air drying to reduce labor.
[0004]
[Means for Solving the Problems]
The configuration of the present invention that solves this problem is as follows.
1) An inclined digging conveyor that digs out the crops in the soil and drops the soil after it has been excavated on the traveling machine and transports it up and down, and the cultivated crops that are transported while sieving the soil at the end of the digging conveyor A chute to be dropped is provided, an excavation part is excavated from the excavated portion of the topsoil to form a recess having a predetermined depth, and a crop that falls from the chute is placed in the recess formed by the excavation board. A crop excavator configured as described above, wherein the front end of the soil discharge plate is positioned below the chute, the soil discharge plate is detachably attached to the machine body, and a plurality of horizontal support shafts on the left and right of the soil discharge plate Is provided so as to extend in the left-right direction, a spring is inserted into the support shaft, and a support bearing member horizontally provided with a plurality of shaft holes through which each support shaft can be inserted on each of the left and right sides of the machine body of the crop excavator, Insert each support shaft into each shaft hole of the support bearing member and A crop having a structure in which a spring is interposed between the support bearing member and soil that is dropped during conveyance of the digging conveyor does not fall into the recess after molding and the recess is not filled. 2. Excavator 2) The crop according to 1) above, wherein a plurality of horizontal shaft hole sets for each support bearing member are provided in the vertical direction, and the mounting height of the earth removing plate can be changed by selecting the shaft hole. Excavator 3) The planar shape of the soil removal board is a V-shaped front part and its left and right edges are bent at an obtuse angle on the open side, and the contact resistance with the top soil when forming a recess with the soil removal board The crop excavator according to either 1) or 2) that can be reduced 4) The top and bottom of the V-shaped portion of the soil removal board are cut obliquely at the top and bottom, respectively, The crop excavator as described in 3), which can further reduce the contact resistance .
[0005]
[Action]
According to the present invention, since the front end of the soil discharge plate is mounted so as to be located below the chute, the soil adhering to the surface of the crop during transportation falls on the top soil before forming the recess, and after digging The conveyed crops fall into a recess immediately after molding. Therefore, the recess is not filled with soil adhering to the surface of the crop, and the dropped crop is not scattered around.
[0006]
DETAILED DESCRIPTION OF THE INVENTION
Also, when a set of horizontal shaft hole of the supporting bearing portions vertically into a plurality of sets are provided, the support shaft of the support can change the mounting height of a blade by axis interpolation in the axial hole of an arbitrary position .
The earth removal board has a V-shaped cross section with a predetermined height and its left and right ends are bent at an obtuse angle to the inside of the open side to reduce the contact resistance with the topsoil when forming the recess, making it a towing vehicle such as a tractor. Do not put a burden.
It is preferable that the upper and lower ends of the front end V-shaped portion of the earth removing plate be cut obliquely, because the contact resistance with the topsoil at the time of forming the recess can be further reduced.
Embodiments of the present invention will be specifically described below with reference to the drawings.
[0007]
【Example】
The embodiment shown in FIGS. 1 to 6 is an example in which the present invention is applied to a crop digger for digging potatoes.
FIG. 1 is an explanatory diagram showing a use state of a crop excavator equipped with a soil discharge board according to an embodiment.
FIG. 2 is a perspective view of the earth discharging board of the embodiment.
FIG. 3 is a plan view of the earth discharge plate of the embodiment.
FIG. 4 is a side view of the earth discharge plate of the embodiment.
FIG. 5 is an explanatory diagram of the support bearing portion of the embodiment.
FIG. 6 is an explanatory diagram of the state of topsoil in each cross section of FIG.
[0008]
In the figure, 1 is a soil discharge plate, 1a is a front end, 1b is a side piece, 1c is an inclined side, 2 is a support, 2a is a support shaft, 2b is a support bar, 2c is a spring, 2d is a reinforcing bar, 3 is Crop excavator, 4 is a digging conveyor, 5 is a drive roller, 6 is a sprocket, 7 is a belt, 8 is a tractor, 9 is a chute, 10 is a support leg, 11 is a support bearing plate, 11a is a shaft hole, G is Top soil, G1 is a recess in the top soil, G2 is a gutter, and P is a crop.
[0009]
As shown in FIGS. 2 to 4, the earth discharging plate 1 has a front end portion 1 a having a V-shaped cross section with a predetermined height of 95 °, and is bent to a 132 ° angle with both pieces facing inward. The pieces 1b are formed so as to be parallel to each other, and the upper and lower ends of the front end portion 1a are notched obliquely to form inclined sides 1c.
A long and narrow bar-like support body 2 is fixed to the front upper part of the earth discharging plate 1 by welding or the like horizontally with a support bar 2b, and two support shafts 2a are projected horizontally at both ends thereof outwardly. Each of the support shafts 2a is inserted with a spring 2c.
As shown in FIG. 5, support bearing plates 11 having a plurality of sets of horizontal shaft holes 11a formed in the vertical direction are respectively attached to the support legs 10 on the both sides of the rear lower side of the machine body. The shaft is inserted into the shaft hole 11a at an arbitrary position and is supported at a predetermined height so as not to fall off due to the urging force of each spring 2c.
[0010]
In the present embodiment, as shown in FIG. 1, while the crop excavator 3 is pulled by the tractor 8, a field is dug at the front end of the excavation conveyor 4, and the grown crop P buried in the soil is on the topsoil G. Is dug up. The cultivated crop P is picked up by the digging conveyor 4 and transferred to the rear while the soil, root hair and other grass attached to the surface are dropped by vibrations. Grass etc. are sieved and fall on topsoil G.
At the same time, the earth discharge plate 1 forms the recess G1 at the front end 1a while leveling the surface soil G after digging, and forms the recess G1 to a predetermined width at each side 1b, and is digged and moved backward. The conveyed crops P fall into this recess G1 and are arranged collectively. The soil, root hair, and other grass attached to the surface of the crop P almost fall before the recess G1 is formed, so the recess G1 is not filled, and the crop P is surely placed in the recess G1. In other words, it does not scatter to the surroundings or the side groove G2.
Thereafter, the crop P is air-dried for a predetermined time and then efficiently harvested manually or by a machine.
[0011]
Since this embodiment is configured in this way, the soil removal plate attached to the surface of the crop during transportation is recessed by attaching the earth discharging plate so that the front end is located below the chute. Agricultural crops fall on topsoil before forming and are transported after digging and fall into a recess just after forming. Therefore, since the recess is not filled with soil, root hair or other grass attached to the surface of the crop, the crop after air drying can be harvested in a short time and efficiently without scattering the crop on the top soil or falling into the gutter. It can be crushed by wheels and people such as tractors.
In addition, since the earth removal plate is detachably attached to the airframe and can be adjusted in height, it can be easily maintained and replaced after use, and the height can be adjusted easily. In addition to being difficult, the load action during digging can be evenly relaxed to the left and right to prevent deformation and breakage.
[0012]
【The invention's effect】
As described above, according to the present invention, the excavated crop is conveyed by the excavation conveyor and dropped outside the recess of the top soil where the soil, root hair or other grass attached to the crop surface is formed. It is possible to provide a crop excavator that makes it possible to reliably place the crops in the recesses, and to quickly perform the harvesting work after air drying to reduce labor.
[Brief description of the drawings]
BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is an explanatory diagram showing a usage state of a crop excavator equipped with a soil discharge board of an embodiment.
FIG. 2 is a perspective view of a soil discharge board according to an embodiment.
FIG. 3 is a plan view of the earth discharge plate of the embodiment.
FIG. 4 is a side view of the earth discharge plate of the embodiment.
FIG. 5 is an explanatory view of a support bearing portion of the embodiment.
6 is an explanatory diagram of the state of topsoil in each cross section of FIG. 1. FIG.
FIG. 7 is an explanatory diagram showing the air-dried state of a conventional crop.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Earth discharging board 1a Front end part 1b Side piece 1c Inclined side 2 Support body 2a Support shaft 2b Support bar 2c Spring 2d Reinforcing bar 3 Crop excavator 4 Digging conveyor 5 Drive roller 6 Sprocket 7 Belt 8 Tractor 9 Chute 10 Support leg 11 Supporting bearing plate 11a Shaft hole G Topsoil G1 Recess G2 Side groove P, P1

Claims (4)

An inclined digging conveyor that digs up crops in the soil and drops the soil after it has been excavated on the traveling aircraft and drops the soil to the top end of the digging conveyor is dropped onto the topsoil. So that the digging portion of the topsoil is excavated to form a recess with a predetermined depth, and the crop falling from the chute is placed in the recess formed by the excavation plate A crop excavator, wherein the front end of the soil discharge plate is positioned below the chute, the soil discharge plate is detachably attached to the machine body, and a plurality of horizontal support shafts are attached to the left and right of the soil discharge plate. Are provided so as to extend in the direction, a spring is inserted into the support shaft, and a support bearing member horizontally provided with a plurality of shaft holes through which each support shaft can be inserted is provided on each of the left and right sides of the crop excavator body. Insert the shaft into each shaft hole of the support bearing member to remove the earth plate and the support shaft. A structure interposed a spring between the members, characterized in that the soil to be dropped during the conveyance of the photo-conveyor is so is never filled recess to fall into the recess after the molding crops photo Machine. 2. The crop excavator according to claim 1, wherein a plurality of sets of horizontal shaft holes of each support bearing member are provided in the vertical direction, and the height of the earthing plate can be changed by selecting the shaft holes . The flat shape of the soil removal board is a V-shaped front part and its left and right ends are bent at an obtuse angle to the open side, so that the contact resistance with the top soil when forming a recess with the soil removal board can be reduced. The crop excavator according to claim 1 or 2 . The crop excavator according to claim 3, wherein the top and bottom of the tip portion of the V-shaped portion of the earth removing plate are cut obliquely so that the contact resistance with the top soil at the time of forming the recess by the earth removing plate can be further reduced .

Images