JP3860457B2 - Small trash processing equipment in agricultural product harvesting machine - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to a small processing apparatus for automatically storing small potatoes in a container in an agricultural product harvesting machine that digs, conveys, sorts and stores root vegetables such as sweet potato, potato, and konjac.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, an agricultural product harvesting machine that harvests root vegetables such as sweet potato, potato, and konjac from a field is known. As such an agricultural product harvester, a self-propelled machine is provided with a digging conveyor device that digs and conveys agricultural products from the field from the front of the lower part of the machine to the rear part of the machine, and the digging conveyor unit. There is a sorting conveyor that performs continuous sorting, and a rake body that allows the soil discharged from the sorting conveyor to pass through but does not allow the soil to pass obliquely downward and obliquely downward is provided below the terminal end of the sorting conveyor. is there. Of the soil and small pieces discharged from the end of the sorting conveyor, the soil passes through the rake body and immediately falls to the field scene, and the small one slides down on the rake body without passing through the rake body. It falls to the field surface from the end of the body and is exposed.
[0003]
[Problems to be solved by the invention]
The small potatoes that have fallen onto the field surface and are exposed are picked up by human power after the harvesting operation by the agricultural product harvesting machine is finished. For this reason, the work of picking up is troublesome, and since it is a work of bending down, it is a heavy labor and is a problem to be solved.
[0004]
In order to solve the above-mentioned problems, the present invention re-sorts small potatoes discharged from the rake body, automatically accommodates only the small peaches in the container, and eliminates the need to collect the small stuffs manually. An object of the present invention is to provide an apparatus for treating potatoes in a harvesting machine.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, the present invention is characterized by having the following configuration.
The self-propelled aircraft is provided with a digging conveyor device that digs and conveys agricultural products from the field from the front of the lower part of the aircraft to the rear of the aircraft, and the sorting conveyor that performs continuous sorting on the digging conveyor device. In an agricultural product harvesting machine in which a rake body that allows the soil discharged from the sorting conveyor to pass therethrough but does not allow a small one to pass therethrough is inclined obliquely downward and downward, following the rake body. A bar conveyor having a bar interval that does not allow passage of small knives is provided, and a container placed on a container base is disposed behind the bar conveyor, and the container base is rotated up and down on the side frame of the bar conveyor. Mounted movably .
[0006]
In addition to the above features, the moving speed and inclination angle of the bar conveyor can be freely adjusted . Moreover, in addition to said characteristic, the said bar conveyor and the container stand were provided so that attachment or detachment was possible with respect to the agricultural-product harvesting machine.
[0007]
[Action]
With the above configuration, the small-tissue processing apparatus in the agricultural product harvesting machine of the present invention performs the following operations.
a. Following the rake body, a bar conveyor with a bar interval that does not allow passage of small items is provided, and a container placed on a container table is arranged behind the bar conveyor, so that the soil discharged from the end of the sorting conveyor is raked. Passing through the body and falling to the farm scene, the small tuna is brought to the bar conveyor without sliding through the rake body and brought to the bar conveyor and re-sorted while moving to drop the soil and remain Small items are automatically stored in the container from the end of the bar conveyor.
[0008]
b . Since the moving speed and inclination angle of the bar conveyor can be adjusted freely, the moving speed and inclination angle of the bar conveyor can be adjusted according to the field (soil) conditions to be harvested, the state of the crop to be harvested, etc. The stuff is properly processed.
c . By attaching the front end of the container base to the side frame of the bar conveyor so that it can be turned up and down, when the container base is not used, the container base is rotated to the storage state and does not get in the way.
d . By providing the bar conveyor and the container table so as to be detachable from the agricultural product harvesting machine, the bar conveyor and the container table can be easily removed when not in use, and can be easily mounted at the time of use.
[0009]
【Example】
Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
1 to 3, reference numeral 1 denotes a potato harvester. The potato harvester 1 is a crawler 3 in which a pair of left and right sides are paired on a machine body 2 that is long in the front-rear direction, and a pivot or superspindle can be swung. , 3. The engine 4 is mounted on the machine body 2 near one side of the front and rear intermediate portions of the crawlers 3 and 3, and a generator and a hydraulic pump (not shown) driven by the engine 4 are mounted in the vicinity thereof. A transmission 5 is provided between the crawlers 3 and 3 at a lower position on the front side of the body 2. In addition, the digging conveyor inclined so that the tip side descends is excavated from the lower front of the airframe 2 through the transmission 5 to the upper center of the airframe, digging the agricultural products (potatoes) vegetated in the field, and transporting them backward. A device 6 is provided, and the conveyor device 6 pivotally supports an intermediate portion so that the front side portion can move up and down. A control unit 7 is provided on the other side of the airframe 2 opposite to the engine 4.
[0010]
The digging conveyor device 6 has a digging blade 9 attached to the front ends of the left and right side frames (frames) 8 and 8, a bar conveyor 10 including a link rod between the side frames 8 and 8 and provided with slats at predetermined intervals. The lower end side of the tilt is pivotable in the vertical direction around the pivoting portion of the upper end of the tilt, and the hydraulic cylinder (not shown) provided between the body 2 and the side frames 8 and 8 is expanded and contracted. Vertical movement adjustment, that is, adjustment of the digging depth is performed. Further, it can be folded from the middle part of the side frames 8 and 8 together with the bar conveyor 10 toward the machine body, and the folding and unfolding operations are performed by a hydraulic cylinder (not shown). The bar conveyor 10 can be adjusted so that its moving speed is stepless or stepped.
[0011]
Between the digging blade 9 and the bar conveyor 10, a rotation gap is formed so that at least the slat can rotate. Between the rear portion of the digging blade 9 and the front end portion of the bar conveyor 10, not shown. A flexible plate such as a rubber plate is provided so as to be movable up and down in contact with a rotating slat. On the brackets 11, 11 protruding forward from the left and right side frames 8, 8, a heel follower 12 that follows the movement of the body along the length direction of the harvest target heel is provided. The heel following device 12 is provided with a pair of left and right wheels 13 and 13 that are in rolling contact with the inclined shoulder portions of the harvest target heel so as to face each other, and the wheels 13 and 13 can be vertically adjusted with respect to the digging conveyor device 6. Supports left and right movement adjustment. The pair of wheels 13 and 13 have a camber angle.
[0012]
The side frame 8 of the digging conveyor device 6 is located in the vicinity of the intermediate folding portion, and although not shown in the drawing, power is connected when the digging conveyor device 6 is deployed, and power is applied when folded. Is provided with a power connection / disconnection mechanism. On the left and right sides of the digging conveyor device 6, there are arranged auxiliary worker seats 14 on which auxiliary workers who perform the pretreatment of the harvested material that has been excavated from the field and conveyed by the bar conveyor 10 are seated. A step 15 is provided below the auxiliary worker seat 14, and a front container mounting table 16 is detachably mounted on the front side and is rotatable up and down.
[0013]
A belt conveyor type sorting conveyor 17 is disposed at the rear of the machine body at the rear of the digging conveyor device 6, and the rear container shown in FIGS. A mounting table 18 is provided. The rear container mounting table 18 can be attached to and detached from the airframe 2, and can be turned up and down around the front end of the upper end portion with the rear container mounting table 18 mounted, and has an inclination angle. Adjustable. In addition, the rear container mounting table 18 is always supported in a slightly tilted posture. An empty container mounting table 18b is provided above the rear container mounting table 18 via a support arm, and an empty container is mounted thereon. It should be noted that the rear container mounting table 18 is not limited to the container that stores the harvested product, but may be a storage bag that stores the harvested product.
[0014]
Then, the harvested product conveyed by the sorting conveyor 17 is manually sorted and stored in the container placed on the rear container placing table 18. A gap between the conveying end of the sorting conveyor 17 and the container mounting table 18 is opened at a predetermined interval, and a rake body 19 through which the soil discharged from the sorting conveyor 17 passes, but does not allow a small one, passes below the gap. Are provided obliquely downward and rearward. Following the end portion of the rake body 19, a bar conveyor 20, which is also shown in FIG. 6 and has a bar interval that does not allow passage of small items, is detachably provided via an attachment frame 20 a provided in the machine body 2. The bar conveyor 20 is driven by a motor 20b, and the moving speed of the conveyor can be freely adjusted. Further, the inclination angle of the bar conveyor 20 can be freely adjusted with respect to the mounting frame 20a. A rear end of the side frame 20c of the bar conveyor 20 supports a front end portion of the container base 21 so as to be rotatable about a fulcrum 21a. A container 22 is placed on the container base 21 and discharged from the bar conveyor 20. Small potatoes are automatically accommodated.
[0015]
Located on one side of the sorting conveyor 17 and behind the control unit 7 is provided with a worker seat 23 and a step 24 on which a worker who performs a steering operation and a sorting operation is boarded, and faces the worker seat 23. On the other side of the sorting conveyor 17, a sorting worker seat 25 and a step 26 on which a worker who performs sorting works are provided. A clutch lever 27 that can be operated in conjunction with the clutch lever provided in the control section 7 is provided in the vicinity of the sorting operator seat 25 to drive the aircraft and drive the digging conveyor device 6 and the sorting conveyor 17 in an emergency. I can stop it. Both the seats 23 and 25 are supported so as to be vertically adjustable and horizontally rotatable. In addition, the middle container mounting table 28 is detachably attached to the outside of the engine 4 and the control unit 7, and the base side is provided so as to be able to turn up and down in a mounted state.
[0016]
A straddle frame 29 is provided so as to straddle above the sorting conveyor 17 and the digging conveyor device 6, and lights 30 that illuminate both the front and rear directions of the machine body are attached to the straddle frame 29. Although not shown, a support arm may be fixed to the straddling frame 29, and the sunshade of an operator sitting on the seats 14, 23, and 25 may be shaded by supporting the parasol at the tip thereof. You may make it attach a fan and a radio.
[0017]
Although not shown, the transmission 5 that receives power from the engine 4 is provided with a hydraulic continuously variable transmission (HST) that performs continuously variable transmission and shifts continuously and continuously through a transmission gear. In this way, the power transmission from the engine 4 side is connected and disconnected via the side clutch and the differential device, so that the crawlers 3 and 3 are shifted in a stepless manner and continuously. Then, when the steering lever is operated largely, the body is pivoted or super-superficially swiveled by the operation of the side clutch, the differential mechanism or the like.
[0018]
Further, as described above, the bar conveyor 10 can be adjusted to change its moving speed steplessly or stepwise, and in combination with the stepless or stepped traveling of the crawlers 3 and 3 digging work. Speed can be set freely. When the potato harvester 1 is not used, the digging conveyor device 6 rotates the digging conveyor device 6 as a whole around the rotating portion, or the tip side portion from the intermediate portion of the digging conveyor device 6. Fold up and turn to the side of the aircraft to place it in the stowed state, shorten the length of the aircraft, load it on the truck bed, transport it, store it in a warehouse, etc., and turn the headland in a small area I have to.
[0019]
Next, the operation of the potato harvester 1 that is configured as described above will be described.
For example, when harvesting sweet potatoes from the field, the potato harvester 1 rolls the wheels 13 and 13 of the heel following device 12 on the inclined shoulders of the culm to be harvested, and the digging blade of the digging conveyor device 6. Adjust the digging depth of 9 and advance the aircraft. Then, the digging blade 9 digs up the harvest target basket in the vertical direction, and the harvested product is conveyed diagonally upward and rearward by the bar conveyor 10 and the slat of the digging conveyor device 6. Then, the harvested product conveyed to the rear obliquely upward by the endlessly rotating conveyor 10 and the slat is brought to the sorting conveyor 17 from the conveyance end, where the harvested product sorted by the operator is selected. The container placed on the rear container placing table 18 is accommodated.
[0020]
In the bar conveyor 10, soil is dropped from between the bars of the bar conveyor 10 while being lifted and conveyed obliquely upward while transporting the harvested material together with the soil, and the worker sitting on the auxiliary worker seat 14, A pretreatment is performed to remove vines and leaves other than root vegetables (potatoes), large soil blocks, stones and the like. The harvested product discharged from the transfer end of the bar conveyor 10 onto the sorting conveyor 17 is sorted by the worker sitting on the worker seat 23 and the sorting worker seat 25 and placed on the rear container placing table 18. In a container. The soil and small soil discharged from the end of the sorting conveyor 17 to the rake body 19 pass through the rake body 19 and fall to the field, and the small soil is re-sorted by the bar conveyor 20 and only the small soil is stored in the container 22. Automatically accommodated.
[0021]
Here, the potato harvester 1 includes a crawler (traveling devices) 3 and 3, a digging conveyor device 6, a sorting conveyor 17, an engine 4, a transmission 5, an operation unit (operation system) 7, a seat. 14, 23, 25 and the container mounting tables 16, 18, 28 are arranged almost symmetrically to provide a good balance between the front and rear and the left and right of the machine body 2, and workability and work accuracy are improved. Turning performance and stability are improved. In addition, the traveling device (crawlers 3 and 3) is configured to be able to turn on the ground or on the ground, and the transmission 5 is disposed in the central portion on the front side of the body, so that even when the body 2 makes a sudden turn. It can turn in a balanced manner in either direction. Therefore, the crawlers 3 and 3 do not attract the soil in the field greatly.
[0022]
In front of the digging conveyor device 6, a heel following device 12 that follows the movement of the machine body along the length direction of the harvest target basket is provided, and a pair of wheels 13 that are in rolling contact with the inclined shoulder portions of the harvest target basket are opposed to each other. Since it is provided and supported so as to be vertically adjustable and horizontally adjustable with respect to the digging conveyor device 6, both wheels 13 automatically follow the harvest target basket to automatically steer the machine body, and the digging conveyor device 6 automatic digging and conveyance is performed. Therefore, the worker sitting on the worker's seat 23 can spend most of the time on the sorting work except for the aircraft steering operation at the heel of the harvest target basket. Moreover, when headland turning is performed at the farm field end, the digging conveyor device 6 can be folded to turn the crawlers 3 and 3 with a small turning radius together with the sudden turning.
[0023]
【The invention's effect】
As described above, according to the small thigh processing apparatus in the agricultural product harvesting machine of the present invention, the following effects can be achieved by having the configuration of the present invention .
a . Since the bar conveyor of the bar interval which does not let a small thing pass is provided following the rake body, and the container placed on the container stand is arranged behind the bar conveyor, the soil discharged from the end of the sorting conveyor is the rake body The small rice cake is brought from the rake body to the bar conveyor without passing through the rake body, re-sorted while being transported to drop the soil, and the remaining small rice cake it is as possible out to automatically accommodate from the end of the conveyor to the container.
[0024]
b . Since the movement speed and inclination angle of the bar conveyor can be adjusted freely, the movement speed and inclination angle of the bar conveyor can be adjusted according to the field (soil) conditions to be harvested, the state of the crop to be harvested, etc. Small objects can be handled properly.
c . Since the front end of the container base is attached to the side frame of the bar conveyor so as to be pivotable up and down, when the container base is not used, the container base is rotated to be in the stowed state and does not get in the way.
d . Since the bar conveyor and the container table are detachably attached to the agricultural product harvesting machine, when the bar conveyor and the container table are not used, they can be easily removed and can be easily used. .
[Brief description of the drawings]
FIG. 1 is an overall side view of an agricultural product harvester according to the present invention.
FIG. 2 is a plan view of the same.
FIG. 3 is a plan view in which the rear container mounting table is omitted.
FIG. 4 is a side view of a main part according to the present invention.
FIG. 5 is an enlarged side view of the main part.
FIG. 6 is an enlarged plan view of the main part.
FIG. 7 is a side view illustrating the same operation.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Potato harvester 2 Airframe 3 Crawler 4 Engine 5 Transmission 6 Digging conveyor device 7 Control part 8 Side frame (frame)
9 digging blade 10 bar conveyor 11 bracket 12 hail follower 13 wheel 14 auxiliary worker seat 15, 24, 26 step 16 front container mounting table 17 sorting conveyor 18 rear container mounting table 18a mounting unit 18b empty container mounting table 19 Rake body 20 Small conveyor bar conveyor 20a 20b 20c
21 Container stand 21a
22 Container 23 Steering operation and sorting operator seat 25 Sorting operator seat 27 Clutch lever 28 Middle container mounting table 29 Crossing frame 30 Light

Claims (3)

The self-propelled aircraft is provided with a digging conveyor device that digs and conveys agricultural products from the field from the front of the lower part of the aircraft to the rear of the aircraft, and the sorting conveyor that performs continuous sorting on the digging conveyor device. In an agricultural product harvesting machine in which a rake body that allows the soil discharged from the sorting conveyor to pass therethrough but does not allow a small one to pass therethrough is inclined obliquely downward and downward, following the rake body. Provided a bar conveyor with a bar interval that does not allow the passage of small items, and a container placed on a container table is disposed behind the bar conveyor ,
The container stand has a front end attached to a side frame of a bar conveyor so as to be pivotable up and down .   2. The apparatus for processing a small tread in an agricultural product harvesting machine according to claim 1, wherein the moving speed and the inclination angle of the bar conveyor can be freely adjusted. 3. The small processing apparatus for an agricultural product harvester according to claim 1, wherein the bar conveyor and the container table are detachably provided to the agricultural product harvester.

Images