JP2000083495A - Working device for mulch - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a working device for mulch, capable of laying film in an expanded state on the surface of a furrow without pulling it down and capable of supplying covering soil on the film. SOLUTION: This working device for mulch is equipped with a center drive- type plowing and raising part for plowing a furrow and for raising plowed soil, a film-paying out part placed at the rear of the plowing and raising part, a junk ring for pressing the part of film paid out on the ridge in the field from the film-paying out part and situated at the furrow, and a conveying and feeding part for conveying and feeding soil raised by the plowing and raising part as covering soil on the part of film pressed by the junk ring and situated at the furrow.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a multi-work apparatus.

[0002]

2. Description of the Related Art Conventionally, as one form of a multi-working device,
From the tilling part of the side drive method, a ridge forming device that ridges the soil plowed by the tilling part, a film feeding portion that feeds the film onto the ridge formed by the ridge forming device, and a film feeding portion. There is a type provided with a presser ring that presses a portion of the unwound film located in the ridge groove portion, and a soil supply portion that supplies presser soil to a portion of the film located in the ridge groove portion pressed by the presser ring.

[0003] The soil supply unit is disposed in front of the tilling unit to scoop up the soil from the field, and the soil scooped by the scooping blade is positioned above the front position of the tilling unit. Has a transport conveyor that transports the presser wheel to a position above the presser wheel, and a chute that drops the soil that is transported by the transport conveyor into a ridge and supplies the soil.

[0004]

However, in the above-mentioned multi-working device, a ridge must be newly formed even though the ridge is formed in the field, and a ridge forming device is provided. The device itself has become larger.

Moreover, since the soil in the field is scooped by the scooping blade, a large traction force is required,
It must be towed by a large towing vehicle.

[0006]

Therefore, a center drive type tilling jumping part for tilling a ridge and a tilling soil by tilling a ridge and groove, a film feeding part disposed behind the tilling raising part, and a film feeder are provided. A presser ring that presses a portion of the film that is fed from the feeding portion onto the ridge of the field and that is located in the ridge groove portion, and a portion of the film that is located in the ridge groove portion that is pressed by the presser wheel, jumps by the tillage jumping portion. It is an object of the present invention to provide a multi-operation device comprising a transport / supply unit that transports / supplies raised soil as holding soil.

Further, according to the present invention, in the soil transport / supply unit, a pair of transport conveyors whose transport directions are directed rearward are disposed at positions above the left and right sides of the tillage raising claws provided in the tillage raising unit. At the position directly below the end of each conveyor, a soil descending / guiding body that is inclined downward and rearward is arranged, and a left / right sorting guide is attached to the lower part of each soil descending / guiding body. The holding soil that is lowered and guided on the lowering and guiding body is distributed to the left and right sides by the left and right distribution guiding body and is guided to the ridge and groove, and the soil transport / supply unit is a tilling and raising part. A pair of transport conveyors with the transport direction facing backward are arranged at the upper left and right positions of the tillage raising claws provided at the left and right and left distribution guides are arranged at the position directly below the end of each conveyor. The holding soil that has been transported by the conveyor and falls. Also that the divided guide bodies and to guide and distributes the lateral side towards the ridge groove has a feature.

[0008]

Embodiments of the present invention will be described below.

In other words, the multi-working device according to the present invention comprises a center drive type tilling jumping section for tilling a ridge and jumping tilling soil, and a film feeding section disposed behind the tilling jumping section. A presser ring for pressing a portion of the film fed from the film feeding unit onto a ridge in a field, which is positioned in the ridge groove portion; and a film portion positioned in the ridge groove portion held by the presser wheel, the tilling jumping up. And a transport / supply unit for transporting / supplying the soil jumped up by the unit as the holding soil.

In this manner, a film can be stretched on the ridge surface without breaking the ridge formed in the field.

Moreover, the multi-working device itself can be made compact and does not require a large traction force.
As a result, it can be used in conjunction with the management machine.

[0012] The soil transport / supply unit is provided with a pair of transport conveyors whose transport directions are directed rearward at positions above the left and right sides of the tillage raising claws provided in the tillage raising unit. At the position directly below the terminal end, a soil descending / guiding body inclined downward and rearward is disposed, and a left / right distribution guide is attached to a lower part of each soil descending / guiding body, and the soil descending / guiding body is provided. The presser soil descended and guided on the upper side is distributed to the left and right sides by the left and right distribution guide body and guided to the ridge groove portion.

In this manner, the press soil can be smoothly and reliably supplied to the ridge groove portion, and the film can be reliably pressed by the press soil, so that the stretched state of the film can be ensured well.

[0014] The soil transport / supply unit is provided with a pair of transport conveyors whose transport directions are directed rearward at positions above the left and right sides of the tillage raising claws provided in the tillage raising unit. Right and left distribution guides are disposed directly below the end portion, and the holding soil that is transported by the conveyor and falls is distributed to the left and right sides by the left and right distribution guides and guided to the ridge grooves. I have to.

In this way, the press soil can be smoothly and reliably supplied to the ridges and grooves, and the front and rear width of the multi-working device can be reduced, so that the multi-working device can be easily handled and operated. , Storage, and transportability can be improved.

[0016]

Embodiments of the present invention will be described below with reference to the drawings.

A shown in FIG. 1 is a multi-working device according to the present invention. The multi-working device A is connected to a towing vehicle B. G is a field, U is a furrow, and M is a furrow groove.

First, the towing vehicle B will be described. In the towing vehicle B, a motor unit 2 is provided on a body frame 1 and left and right wheels 3 attached to the body frame 1 are mounted on the motor unit 2. The transmission mechanism unit 5 is linked to the prime mover unit 2 in conjunction with the transmission unit 4, and a multi-working device A, which will be described later, is driven via the transmission mechanism unit 5. 6 is a tow truck side hitch, and 7 is a steering wheel.

As shown in FIGS. 1 to 3, the multi-working device A has a front end of a support frame 10 extending in the front-rear direction and a towing vehicle-side hitch 6 provided on the body frame 1 of the towing vehicle B, and has a working device side. Connected via a hitch 11 and the supporting frame 10
At the rear end of the tail wheel 1
2 and 12 are attached via the tail wheel support frame 13 and
In the support frame 10, a center drive type tilling jumping part 14 for tilling the ridge groove part M and jumping tilling soil, and a film feeding 15 disposed behind the tilling raising part 14,
A presser wheel 1 that presses a portion of the film F, which is fed on the ridge U of the field G from the film feeder 15, onto the ridge groove M.
The soil jumped up by the tillage jumping section 14 is transported as holding soil g to the portion of the film F located in the ridge groove section M held by the holding wheels 16, 16, 16 and 6, 16 and 16.・ A soil transport / supply unit 17 for supply is installed.

The tilling and raising part 14 is provided with an upper part of a tilling and raising case 20 extending in the vertical direction in front of the support frame 10, and a tilling and raising claw 21 is mounted on the lower part of the tilling and raising case 20. It is mounted via a raising shaft 22.

Then, the upper end of the tilling case 20 is
It is linked to the transmission mechanism 5 via a link mechanism 23. 4a is an output shaft protruding rightward from the transmission unit 4, and 20a is an input shaft protruding rightward from the tilling case 20.

In this manner, the tillage raising claws 21 are
By turning clockwise in the side view shown in
The ridges M are tilled, and the tilled soil can be jumped upward.

At the rear end of the support frame 10, a ridge groove forming plate 24 is vertically provided, and at the upper left and right ends of the ridge groove forming plate 24,
Attach the jumping soil guides 25, 25, respectively, and arrange both jumping soil guides 25, 25 on the left and right sides of the support frame 10, and use the both jumping soil guides 25, 25 to The upper part is covered, and the tilling soil lifted by the tilling raising claws 21 has a guiding function so as to be dropped onto the conveyors 30 and 30 of the soil transport and supply unit 17 described later.

The film feeding section 15 has a pair of left and right film support frames 27, 27 attached to a presser wheel support frame 26 projecting rearward from the rear end of the support frame 10, and between the two film support frames 27, 27. A pay-out roll 28 extending in the left-right direction is laterally suspended, and a film F is wound around the outer circumferential surface of the pay-out roll 28, and the pay-out roll 28 is disposed at a position immediately behind the ridge groove forming plate 24. .

The presser wheels 16, 16, 16 are attached to the presser wheel support frame 26 via support arms 29, 29, 29, and are disposed on the film F located in each ridge groove portion M, M, M. The function of pressing the film F while rolling is achieved.

The soil transport / supply unit 17 is provided with
A pair of transport conveyors 30, 30 with the transport direction facing backward are arranged at the upper left and right positions of the tillage raising claws 21 provided at A downwardly inclined soil descending / guiding body 31, 31 is disposed downward and rearward, and a left / right distributing guiding body 32, formed in an inverted V-shape in rear view, is provided below each of the soil descending / guiding bodies 31, 31. 32, and the holding soil g descending and guided along the upper surface of the soil descending and guiding bodies 31, 31 is distributed to the left and right sides by the left and right distribution guiding bodies 32, 32, and the ridges M, M , M, M.

The conveyor 30 extends in the front-rear direction and has a substantially U-shaped support case 33 as viewed from the rear.
At the same time, the driven shaft 35 is lifted up and horizontally traversed in the left and right direction at the outside front position of the soil guide body 25, and the drive shaft 36 is turned up and down in the left and right direction at the outside rear position of the soil guide body 25. And a conveyor belt 37 between both shafts 35 and 36.
Are wound through sprockets 38,39.

In addition, the drive shaft 36 shares a pair of right and left conveyors 30 and 30, and a power take-in box 40 is interlocked and provided in the middle of the drive shaft 36 so as to be connected. Pulley (not shown) on drive shaft 36 in box 40
And a transmission belt 41 is wound and interlocked between the pulley and a pulley 42 attached to an output shaft 4a projecting rightward from the transmission section 4. 43 and 44 are guide pulleys.

The soil descending / guiding member 31 is supported by a supporting case 33.
At the rear end, the upper end is pivotally supported via a pivot 45 extending in the left-right direction, and the midway is supported via a hanging rod 46.

FIGS. 4 and 5 show a multi-working device A as another embodiment. The multi-working device A has the same basic structure as that of the multi-working device A. The left and right distribution guide 32 is attached to the rear end thereof via a support shaft 50 whose axis is oriented in the front-rear direction, so that the left and right distribution guide 32 is suspended from the support case 33.

In this way, the holding soil g, which is conveyed rearward by the conveyor belt 37 of the conveyor 30 and falls at the end, is guided in a laterally distributed manner along the laterally distributed guide 32. Thus, the ridges M, M fall on the film F.

In addition, the presser wheel 16 is arranged between the feeding roll 28 and the right and left sorting guide 32 in a side view, so that the front and rear width of the multi-tasking device A is made as small as possible.

[0033]

According to the present invention, the following effects can be obtained.

According to the first aspect of the present invention, the center drive type tilling jumping section for tilling the ridges and jumping the tilling soil, the film feeding section disposed behind the tilling jumping section, and A presser ring that presses a portion located in the ridge groove portion of the film fed out onto the ridge of the field from the film feeder portion, and a portion of the film located in the ridge groove portion pressed by the presser ring, Since the transporting / supplying unit is provided for transporting / supplying the jumped soil as the holding soil, the film can be stretched on the ridge surface without breaking the ridge formed in the field. .

Moreover, the multi-working device itself can be made compact and does not require a large traction force.
As a result, it can be used in conjunction with the management machine.

According to the second aspect of the present invention, soil transport /
The supply unit is provided with a pair of transport conveyors with the transport direction facing rearward at positions above the left and right sides of the tillage raising claws provided at the tillage raising unit, and at a position immediately below the terminal end of each transport conveyor,
A soil descending and guiding body that is inclined downward and rearward is disposed, and a left and right distribution guide is attached to the lower part of each soil descending and guiding body, and a foot that descends and is guided on the soil descending and guiding body. Since the soil is distributed to the left and right sides and guided to the ridges and grooves by the above-mentioned right and left distribution guides, it is possible to smoothly and reliably supply the pressing soil to the ridges and grooves, and to reliably secure the film by the pressing soil. , The stretched state of the film can be ensured satisfactorily.

According to the third aspect of the present invention, soil transport /
The supply unit is provided with a pair of transport conveyors with the transport direction facing rearward at positions above the left and right sides of the tillage raising claws provided at the tillage raising unit, and at a position immediately below the terminal end of each transport conveyor,
Since the left and right distribution guides are arranged and the holding soil that is conveyed and dropped by the transport conveyor is distributed to the left and right sides by the left and right distribution guides and guided to the ridges and grooves, the ridges and grooves are provided. In addition to being able to supply the presser soil smoothly and reliably, the front and rear width of the multi-work device can be reduced, and the handling of the multi-work device can be improved.
Operability, storability, and transportability can be improved.

[Brief description of the drawings]

FIG. 1 is a side view of a multi working device according to the present invention.

FIG. 2 is a plan view of the multi working device.

FIG. 3 is a rear view of the multi working device.

FIG. 4 is a side view of a multi working device as another embodiment.

FIG. 5 is a rear view of the multi working device.

[Explanation of symbols]

 A Multi-working device B Towing vehicle 1 Body frame 2 Motor unit 3 Wheels 4 Transmission unit 5 Transmission mechanism

Claims (3)

[Claims] 1. A center drive type tilling jumping part that plows a ridge by tilling a ridge groove part, a film feeding part disposed behind the tilling raising part, and a field ridge from the film feeding part. A presser wheel that presses a portion of the film that is fed upward on the ridge groove portion, and a portion of the film that is located in the ridge groove portion pressed by the presser wheel presses the soil that has been jumped up by the tilling jumping unit. A multi-operation device comprising a transport / supply unit for transporting / supplying soil. 2. A soil conveying / supplying unit is provided with a pair of conveying conveyors whose conveying directions are directed rearward at positions above the left and right sides of a tilling jumping claw provided in a tilling jumping unit. At the position directly below the terminal end, a soil descending / guiding body inclined downward and rearward is disposed, and a left / right distribution guide is attached to a lower part of each soil descending / guiding body, and the soil descending / guiding body is provided. 2. The multi-working device according to claim 1, wherein the holding soil descended and guided on the upper side is distributed to the left and right sides by the left and right distribution guide and guided to the ridge groove. 3. A soil transport / supply unit is provided with a pair of transport conveyors whose transport direction is directed rearward at positions above the left and right sides of the tillage raising claws provided in the tillage raising unit. At the position directly below the end, a left / right distribution guide is arranged,
The holding soil that is conveyed by the conveyor and falls
2. The multi-working device according to claim 1, wherein the right and left sorting guides are used to sort to the left and right sides and to guide them to the ridges and grooves.