JP2945283B2 - Root vegetable storage container of root vegetable excavator - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a root vegetable storage container for a root vegetable excavator.

[0002]

2. Description of the Related Art Conventionally, root vegetables such as sweet potatoes are excavated.
An excavation section for excavating the ground below the root vegetables is provided at the front of the traveling machine, and the starting end of the conveyor that extends diagonally rearward and upward is placed behind it, separating root vegetables and soil on the conveyor, and
Some include a conveyor for manually transporting root vegetables while sorting them.

[0003] The root vegetables selected on the conveyor are:
It is temporarily stored in a root vegetable storage container such as a plastic basket mounted on the traveling machine, and when the container is full, it is transferred to another transfer container.

[0004]

On the other hand, in the digging work for root vegetables for processing, unlike a raw food, a large-capacity root vegetable storage container is mounted on a traveling machine body so that the root vegetables may be slightly damaged. Therefore, it is desired to reduce the number of transfers and increase the work efficiency.

However, when the container for storing the root vegetables is made large in volume, there is a problem that the weight of the container containing the root vegetables becomes too large and handling becomes difficult.

Further, when the root vegetable storage container is transferred to another transfer container, the height of the root vegetable in the transfer container increases each time the transfer is repeated. Has to be lifted high, which requires a lot of labor.

[0007]

SUMMARY OF THE INVENTION According to the present invention, there is provided a root vegetable excavating machine equipped with a conveyor for conveying root vegetables obliquely rearward and upward from the ground in front of the traveling vehicle body. The conveyer is supported in a vertically movable manner while maintaining a substantially parallel state, and a root vegetable storage container is arranged on at least one side of the conveyor so that the root vegetable storage container can be moved up and down integrally with the conveyor. And a side wall of the root vegetable storage container opposite to the displacement side can be opened, thereby providing a root vegetable storage container of a root vegetable excavator.

In the root vegetable excavating machine, the traveling machine body supports a conveyor inclined forward and rearward and rearward so as to be able to ascend and descend while maintaining a substantially parallel state, and arranges a root vegetable storage container on at least one side of the conveyor. Then, the root vegetable storage container can be moved up and down integrally with the conveyor, and one side of the root vegetable storage container can be displaced upward, and the side wall of the root vegetable storage container opposite to the displacement side can be opened, and Another feature is that the one side lifting operation of the root vegetable storage container and the side wall opening operation of the root vegetable storage container are linked.

[0009]

An embodiment of the present invention will be described with reference to the drawings.

FIGS. 1 and 2 show a root vegetable excavating machine B provided with a root vegetable storage container A according to the present invention.
And an operation unit 5 having various levers 4 provided at the rear of the frame 3 and a motor unit 6.

A conveyor 7 is disposed above the traveling machine body 2. As shown in FIGS. 1 and 2, the conveyor 7 has left and right frame members 8, 8 which are inclined forward and rearward at a predetermined interval. A conveyor having a plurality of rod-shaped transport bodies 11 in the horizontal direction, the front and rear pulleys 9 and 10 respectively supporting the front and rear pulleys 9 and 10 at the front and rear ends of the left and right frame bodies 8 and 8 respectively. The main body 12 is wound, and the conveyor main body 12 is rotated by a driving device D interlockingly connected to the rear pulley 10.

At the front end of the conveyer 7, a plow tip 13 inclined to the front low and rear high for excavating under the root vegetables before harvesting is attached.

The conveyer 7 has front and rear pivot portions 14, 1 on an upper surface of a substantially central portion of the frame 3 and an upper surface of the motor unit 6, respectively.
5 is provided, and the conveyer 7 which is inclined to the front-low and rear-high is substantially provided through a parallel link mechanism comprising front and rear link rods 16 and 17 having rear ends pivotally connected to the front and rear pivots 14 and 15 respectively. While maintaining the parallel state, it is supported so as to be able to move up and down, and a hydraulic cylinder 19 for raising and lowering is interposed between the end of the crank 18 protruding from the rear end of the front link rod 16 and the frame 3.
The conveyer 7 is moved up and down by the expansion and contraction operation of the conveyer, so that the conveyer 7 and the plow tip 13 are located below for root vegetable excavation work, and the conveyor 7 and the plow tip 13 are located above for movement. I am able to do it.

A seat 2 is provided at the front left and right sides of the front extension portion 20 of the frame 3 and at the left and right sides of the middle portion thereof, on which a worker who selects root vegetables conveyed on the conveyor 7 is seated.
1,21 are installed.

A wheel support 22 protrudes from the upper surfaces of the front ends of the left and right frames 8, 8 of the conveyor 7, and a screw rod 24 with a rotating handle 23 and a link rod 25 are provided at the upper end of the wheel support 22. And a wheel 28 for regulating the digging height via a wheel support rod 27.

In the root vegetable excavator B, in the present invention, left and right root vegetable storage containers A,
A With one side mounted so that it can be displaced upward, the left and right root vegetable storage containers A,
The side wall 44 on the side opposite to the displacement side of A is openable.

That is, the right and left frames 8, 8 of the conveyor 7
Left and right support beams projecting outward on the left and right sides of the middle part
The left and right root vegetable storage containers A, A are placed halfway over the upper surfaces of the left and right support beams 29, 29, respectively. Tilt axis 30,3
The left and right tilting shafts 30, 30 are pivotally connected to the left and right root vegetable storage containers A, A, respectively, at a position slightly inward from the center of the lower surface frame 31 thereof.

In FIG. 2, reference numeral 32 denotes a regulating chain, which regulates the inclination angle when the left and right root vegetable storage containers A, A are inclined.

As shown in FIG. 3, the left and right root vegetable storage containers A, A are each formed in a substantially rectangular frame 33 with a net 34 such as a wire mesh stretched over the frame 33 to form a substantially open basket. An opening / closing shaft 35 is provided at the outer upper end of each of the left and right root vegetable storage containers A, A, and the upper end of the side wall 44 is pivotably connected to the opening / closing shaft 35,
The lower part of the side wall 44 can be opened.

And, the inner wall body of the left and right root vegetable storage containers A, A
Each of 36 has a locking projection 37 protruding, and the left and right support beams
A locking hook 39 is rotatably pivoted via a locking shaft 38 provided at the base end of the base 29, 29, and the left and right root vegetable storage containers A , A are kept horizontal.

As shown in FIG. 3, the locking hook 39 extends above the locking shaft 38 to form a locking recess 40 which is open outward at the top, and extends outward from the locking shaft 38. Outer extension
41, and one end of an open wire 42 is connected to the upper end of the locking hook 39, respectively.
Lever 43 provided at the upper left and right sides of the conveyor 7 at the other end of
It is connected to.

In the figure, reference numeral 53 denotes a torsion spring for urging the upper portion of the locking hook 39 outward.

Further, the tilting of the left and right root vegetable storage containers A, A and the opening operation of the side wall 44 of the left and right root vegetable storage containers A, A are linked.

That is, a rod support 45 is rotatably protruded below the left and right tilting shafts 30, 30 at the front ends of the left and right support beams 29, 29.
The inner end of 46 is not slidable in the outer direction, is slidably inserted in the inner direction, and a spring 47 is sandwiched between the inner end of the push rod 46 and the inner surface of the rod support 45, Along with urging the push rod 46 inward, an engaging projection 48 is protruded at the lower end of the side wall 44 on the left and right root vegetable storage containers A, A,
The closed state of the side wall 44 is maintained by the engagement between the engagement body 49 provided at the outer lower end of the left and right root vegetable storage containers A, A and the engagement protrusion 48.

The engaging body 49 is rotatably pivotally mounted on a pivot 50 projecting from the lower end of the lower frame 31 of the left and right root vegetable storage containers A, A at the lower end edge of the obliquely outwardly extending portion. An engagement recess 51 that opens downward is formed, and a downwardly extending portion of the engagement body 49 is formed.
An outer end portion of the push rod 46 is pivotally connected to the pivot 52 so as to be freely rotatable.

The embodiment of the present invention is constructed as described above. The conveyor 7 is rotated, and the hydraulic cylinder 19 for elevating and lowering is operated to position the conveyor 7 downward. The plow tip 13 in front of the conveyor 7 excavates the ground below the root vegetables to move the root vegetables and the soil to the front end of the conveyor 7 by running the plows on the ridges cultivated.

By rotating the conveyor body 12, soil is sieved out from the gap between the many bar-shaped transport bodies 11 while the root vegetables are transferred obliquely and upward, and the seats on the front, rear, left and right sides of the conveyor 7 are removed.
Only the root vegetables are taken out by the sorting workers sitting at 21 and 21 and put into the left and right root vegetable storage containers A and A.

In this manner, the root vegetable excavation operation is performed. When the left and right root vegetable storage containers A, A are full, the left and right root vegetable storage containers A are operated by operating the open lever 43 at the rear of the conveyor 7. A, the engagement between the locking projection 37 on the inner wall and the locking hook 39 is released, and the lower surface of the inner end portion of the left and right root vegetable storage containers A, A is raised upward by the outer extension 41 of the locking hook 39. Left and right root vegetables storage container
A, A tilts the inside upward and the outside downward, and in conjunction with this tilt, the push rod 46 is pushed outward to rotate the engagement body 49, and the engagement protrusion 48 at the lower end of the side wall is formed. Is disengaged, the lower end of the outer side wall 44 located below is opened, and the root vegetables in the left and right root vegetable storage containers A, A can be discharged.

As described above, only by operating the release lever 43, the left and right root vegetable storage containers A, A are automatically tilted thereafter.
The side wall 44 is opened in conjunction with this, so that if another transfer container is installed below the outer end of the left and right root vegetable storage containers A, A, the left and right root vegetable storage containers A, A Root vegetables can be transferred.

Further, the inclined left and right root vegetable storage containers A, A are
It is returned to the normal position by human power.
Since the root vegetables have been transferred and are empty, they are light in weight and can be easily returned to their normal positions.
Is repositioned by the bias of the torsion spring 53 and automatically engages with the locking projection 37 to hold the left and right root vegetable storage containers A, A in a horizontal state.

Further, since the push rod 46 is slidable in the outward direction, the engagement body 49 is rotated by being pushed by the engagement projection 48, and the engagement body 49 is returned by the bias of the spring 47. The engagement protrusion 48 can be automatically engaged with the engagement recess 51.

Further, when root vegetables are repeatedly transferred to the same transfer container, the upper surface of the root vegetables housed in the same transfer container gradually rises, and at the time of transfer, the left and right root vegetable storage containers A, A
In this case, the left and right root vegetable storage containers are integrally formed with the conveyor 7 by operating the hydraulic cylinder 19 for elevating and lowering the conveyor 7.
Since A, A increases, there is no need to transfer root vegetables in such cases.

It is conceivable that the left and right root vegetable storage containers A, A are installed at a high position from the beginning to cope with the rising of the root vegetable upper surface in the transfer container, but it is impossible for the hand of the sorting operator to move. There is a problem that it lowers efficiency because it occurs,
When the root vegetable top surface of the transfer destination container is low, the falling distance increases and the root vegetable is damaged, and it is not preferable to damage the root vegetable even though it is for processing.

Further, the left and right root vegetable storage containers A, A are
Since the conveyor 7 moves in parallel as described above, the left and right root vegetable storage containers A, A can be prevented from tilting and spilling the root vegetables during the elevating operation. .

[0035]

According to the present invention, a conveyor inclined forwardly, rearwardly and rearwardly is supported on a traveling body so as to be able to ascend and descend while maintaining a substantially parallel state, and a root vegetable storage container is arranged on at least one side of the conveyor. Thus, the root vegetable storage container can be moved up and down integrally with the conveyor, one side of the root vegetable storage container can be displaced upward, and the side wall of the root vegetable storage container on the side opposite to the displacement side can be opened. In this way, the root vegetables in the root vegetable storage container can be transferred to another container without requiring any labor, so that a weak worker can easily perform the transfer operation. At this time, if the root vegetables are repeatedly transferred to the same transfer container, the upper surface of the root vegetables housed in the same transfer container gradually rises, and at the time of transfer, the left and right root vegetable storage containers must be lifted high. In this case, the left and right root vegetable storage containers are raised integrally with the conveyor by operating the lifting hydraulic cylinder to raise the conveyor, so that no labor is required to transfer the root vegetables in such a case. Moreover, since the conveyor moves in parallel as described above, it is possible to prevent a problem that the left and right root vegetable storage containers are inclined during the elevating operation and the root vegetables are spilled.

[0036] A traveling machine body supports a conveyor inclined forward and rearward and rearward so as to be able to ascend and descend while maintaining a substantially parallel state.
A root vegetable storage container is arranged on at least one side of the conveyor, and the root vegetable storage container can be lifted and lowered integrally with the conveyor, and one side of the root vegetable storage container can be displaced upward, and the opposite side to the displacement side The side wall of the root vegetable storage container can be opened, and the operation of lifting one side of the root vegetable storage container and the operation of opening the side wall of the root vegetable storage container are linked. In this manner, the root vegetables in the root vegetable storage container can be transferred to another container without requiring labor, and the root vegetable storage container side wall can be automatically opened, thereby saving labor. Can be. At this time, if the root vegetables are repeatedly transferred to the same transfer container, the upper surface of the root vegetables housed in the same transfer container gradually rises, and at the time of transfer, the left and right root vegetable storage containers must be lifted high. In this case, the left and right root vegetable storage containers are raised integrally with the conveyor by operating the hydraulic cylinder for lifting and lowering to raise the conveyor, so that no effort is required to transfer the root vegetables in such a case. In addition, since the conveyor moves in parallel as described above, it is possible to prevent a problem that the left and right root vegetable storage containers are inclined and the root vegetables are spilled during the elevating operation.

[Brief description of the drawings]

FIG. 1 is an overall side view of a root vegetable excavator equipped with a root vegetable storage container according to the present invention.

FIG. 2 is a cutaway front view of the same part.

FIG. 3 is a front view of a root vegetable storage container.

[Explanation of symbols]

 A Root vegetable storage container B Root vegetable digging machine 44 Side wall 2 Traveling machine 7 Conveyor

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) A01D 13/00-33/14

Claims (2)

(57) [Claims] 1. A root vegetable excavator B equipped with a conveyor (7) for conveying root vegetables obliquely rearward and upward from the ground in front of the vehicle body (2). Short for inclined conveyor (7)
The conveyor is supported so that it can move up and down while maintaining the parallel state.
Place the root vegetable storage container (A) on at least one side of (7),
The root vegetable storage container (A) can be moved up and down integrally with the conveyor (7)
Together form a, the side wall of the can rises displacing one side of the root container (A), the opposite side of the root container and displacement side (A)
A root vegetable storage container for a root vegetable digging machine, wherein (44) can be opened. 2. A traveling machine (2) In a root vegetable excavator B equipped with a conveyor (7) for conveying root vegetables obliquely rearward and upward from the front in the ground, the traveling machine (2) has Short for inclined conveyor (7)
The conveyor is supported so that it can move up and down while maintaining the parallel state.
Place the root vegetable storage container (A) on at least one side of (7),
The root vegetable storage container (A) can be moved up and down integrally with the conveyor (7)
Together form a, the side wall of the can rises displacing one side of the root container (A), the opposite side of the root container and displacement side (A)
(44) can be opened, and furthermore, the one-side lifting operation of the root vegetable storage container (A) and the side wall opening operation of the root vegetable storage container (A) are interlocked, and the root vegetable storage container of the root vegetable excavating machine is characterized in that .