JP2555458Y2 - Agricultural drainage grooving machine - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an agricultural drainage grooving machine for digging vertical and horizontal drains in a field, and in particular, to arbitrarily adjust the distance between the grooved disk and the plow according to the field conditions. The present invention relates to an agricultural drainage grooving machine capable of preventing clogging of weeds, straws and the like.

[0002]

2. Description of the Related Art Conventionally, in the present day when intensive agriculture has been developed to maximize the use of fields, stable harvesting of crops and labor saving by mechanization work have become important issues. It is especially important to improve soil drainage in order to improve the work efficiency and work accuracy of plowing and crushing soil, etc. For this reason, underdrainage drainage is generally used to improve soil drainage. In excavation of drainage ditch in the construction of the farming, after cutting the drainage ditch width in the field with a grooved disk arranged at a predetermined interval, an agricultural drainage ditcher that cuts the drainage ditch with a plow used.

[0003] However, in this type of grooving machine, since the space between the grooving disk and the plow provided behind the grooving disk is fixed at a fixed interval, weeds, straws, etc. contained in the field may vary depending on the field conditions. Foreign matter stays between the grooved disk and the plow, and the foreign matter wraps around the grooved disk or gets caught on the tip of the plow. Not only can not be done, when the work machine is run outside the field after the excavation work, the grooving disc and plow contact the stones on the running surface, projections, etc., and reduce the grooving excavation performance, Further, there is a drawback that a large space for accommodating the main body of the grooving machine must be ensured.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned situation to solve the conventional drawback, and the distance between the grooved disk and the plow is adjusted according to the field conditions. It can be adjusted to the optimal interval, excavation work can be performed smoothly and efficiently without inducing foreign matter entrapment or catching, and inspection and maintenance of the grooving machine can be easily performed. It is another object of the present invention to provide an agricultural drainage grooving machine that can be compactly stored regardless of the size of the storage space.

[0005]

In order to solve the problem, a technical means adopted in the present invention is to pivot a grooving disk under the front end of the boom in parallel with and spaced from the boom. In a farming drainage grooving machine provided with a plow at the rear, the base end side of the support frame is pivotally attached to the rear end of the boom so as to be vertically rotatable, and the plow faces the grooving disk side. A detachable adjustment frame attached and attached to the support frame is fixed to the support frame so as to be able to extend and contract in the front-rear direction.

[0006]

Therefore, according to the present invention, it is possible to prevent foreign matter from being caught or caught in the grooved disk and the plow,
Excavation work can be performed smoothly, and a drain ditch suitable for a field can be efficiently formed.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The configuration of the present invention will be described in detail based on an embodiment shown in the drawings. 1 to 4, reference numeral 1 denotes a traveling body, and a driving operation unit 3 having a handle 2 is provided at a front portion of the traveling body 1, and a PTO lever 4 is provided at a rear portion of the body 1 on one side. A driver's seat 5 provided in the section is disposed, and a farming / draining grooving machine 7 is installed behind the traveling machine body 1 via a lifting link mechanism 6 so as to be able to move up and down.

[0008] The agricultural drainage grooving machine 7 includes booms 8, 8.
Arm mechanism 9 that can be tilted forward and backward below the front end of the
a, 10a are provided, and at the lower ends of the arm mechanisms 9a, 10a, the grooved disks 9, 10 are pivotally supported back and forth in the traveling direction, and a support frame, which will be described later, is provided at the rear end of the booms 8, 8. A plow 13 is attached in a forward inclined manner via an adjustment frame 11 and an adjustment frame 12. At the rear end of the booms 8 and 8, a holding member 14 having a U-shaped cross section is vertically provided, and a base end side of the support frame 11 is pivotally supported vertically at a lower portion thereof. A mounting hole 15 is provided at one end between the upper portion of the holding member 14 and the distal end of the support frame 11.
A joint 18 comprising a long bolt 15, a holding plate 16, and a detachable lever pin 17 is provided. The support frame 11 is fixed horizontally with the joint 18 attached, and the long bolt 15 is attached to the holding plate 16. The inclination of the support frame 11 is finely adjusted by adjusting the fixing nuts 15b. Reference numeral 19 denotes a pivot pin for fixing the mounting hole 15a of the long bolt 15 to the upper portion of the holding member 14.

The grooved disks 9 and 10 are connected to a rotating shaft 20 pivotally provided between the booms 8 and 8 via a chain mechanism (not shown). A transmission sprocket mechanism 22 for transmitting a rotational driving force transmitted from the traveling machine body 1 via the chain 21 to the rotating shaft 20 is provided. The transmission sprocket mechanism 22 includes a U-shaped bracket 23 fixed to both sides of the boom 8 and a transmission shaft 26 pivotally supporting transmission sprockets 24 and 25 at both ends.
The transmission shaft 26 passing through the long holes 23a, 23a... Of the bracket 7b and the bracket 23 is fixed by through bolts 28, 28 and 29, and a cylindrical spacer 30 is inserted through the through bolt 29. 28, 28
And 29 are loosened and the bottom 23 of the bracket 23 is
The forward and backward positions of the transmission shaft 26 can be adjusted by moving the tubular spacer 30 forward and backward by the adjustment bolt 31 attached to the transmission sprocket 25 and fixing it by the fixing nut 32, so that the transmission sprocket 25 and the driven sprocket 33 on the rotating shaft 20 side can be adjusted. And the tension of the transmission chain 34 wound between them can be easily adjusted.

On the other hand, the support frame 11 is removably fitted with an adjustment frame 12 having adjustment holes 35, 35,...
A detachable lever pin 17 of a joint 18 is inserted into an adjustment hole 35 (not shown) of the adjustment frame 12 located inside the adjustment frame 1, so that the adjustment frame 12 can be freely extended and contracted with respect to the support frame 11. In addition, the adjustment frame 1
The lower surface of the rear portion 2 is provided with support plates 36, 36 for pivotally connecting the base end portion 13a of the plow 13, and the adjusting frame 12
The angle of entry of the plow 13 into the soil is finely adjusted by forward and reverse rotation of a rotation lever 37 attached to the rear end of the plow.

Since the present invention is configured as described above, when adjusting the distance between the fluted disks 9 and 10 and the plow 13 according to the field conditions, the detachable lever pin 17 for fixing the joint 18 is used. Once detached and the adjustment frame 12 is extended or retracted as appropriate, the detachable lever pin 17
Can be easily and reliably secured by inserting
The distance between 0 and the plow 13 can be adjusted, and the grooving operation can be performed smoothly without inducing clogging of weeds, straws, and the like according to the field conditions.

When the agricultural drainage grooving machine 7 is moved after finishing the work in the field, the pivot pin 19 and the detachable lever pin 17 are removed, the joint 18 is removed, and the support frame is removed. 11 is rotated upward and housed in the holding member 14. After that, the pivot pin 19 removed earlier is removed.
Is inserted into the upper portion of the holding member 14, and the detachable lever pin 17 is fitted and fixed to the mounting hole on the support frame side through which the detachable lever pin 17 has been inserted. The farming drainage grooving machine 7 can be moved promptly without the contact 13 being damaged by contact with an obstacle on the running road surface. Further, as shown in FIG. 5, the adjusting frame 12 is once removed from the supporting frame 11 from the state of the imaginary line in FIG. 3, and the adjusting frame 12 is inserted into the supporting frame 11 again with the plows 13 facing the booms 8 and 8. If it is fixed, the farming and drainage grooving machine 7 itself can be stored compactly, and a limited storage space can be used effectively.

Further, the adjusting frame 12 equipped with the plows 13 is replaced with a replaceable exchange frame 38, and as shown in FIG.
And spray nozzle 4 at the front of exchange frame 38.
0, and a fertilizer sprayer 41 for spraying the fertilizer facing the groove cuts of the grooved disks 9 and 10 is provided. Alternatively, as shown in FIG. A fertilizer tank 39 is erected through the plates 42 and 42, and while the soil mass a having the groove width is once lifted by the earthworking machine 43 and placed again rearward, the soil mass a is formed by lifting the earth mass a. It is possible to equip the soil fertilizer 44 for spraying the fertilizer with the spray nozzle 40, and it is possible to use various working machines according to the working conditions of the field.

[0014]

In summary, the present invention is directed to an agricultural drainage grooving machine in which a grooved disk is pivoted parallel to and spaced below the front end of the boom, and a plow is provided behind the grooved disk. In the machine, a detachable adjustment frame is provided at the rear end of the boom, the base end side of the support frame being pivotally attached to the vertical end so as to be freely rotatable, and the plow facing the grooved disk side. Is attached to the support frame so that it can be extended and contracted back and forth, so that the interval between the grooved disk and the plow can be set to an arbitrary interval in accordance with the field conditions, such as weeds and straws contained in the field. It is possible to prevent clogging of foreign substances beforehand, and to perform excavation work smoothly and efficiently, and when moving the work machine after the excavation work, place plows on the running surface with obstacles such as stones and protrusions. The grooving machine can be moved quickly without contacting the The plow can be attached to and detached from the grooving machine body, so that inspection and maintenance of the grooving machine and replacement of various working machines can be easily performed. An extremely useful practical effect such as that the cutting machine can be stored can be obtained.

[0015]

[Brief description of the drawings]

FIG. 1 is an overall side view showing a state in which a grooving machine is connected to a traveling body.

FIG. 2 is a plan view of the grooving machine.

FIG. 3 is a side view of the same.

FIG. 4 is a plan view of a main part.

FIG. 5 is an operation explanatory view showing a state in which the plow is folded.

FIG. 6 is an operation explanatory view showing a state in which another working machine is connected.

FIG. 7 is an operation explanatory view showing a state where another working machine is connected to the working machine;

[Explanation of symbols]

 7 Agricultural drainage grooving machine 8 Boom 9 Grooving disc 10 Grooving disc 11 Support frame 12 Adjustment frame 13 Spade

Claims (1)

(57) [Scope of request for utility model registration] 1. A farming and drainage grooving machine in which a grooved disk is pivotally provided below and parallel to a front end of a boom, and a plow is provided behind the grooved disk. In the department,
The base end side of the support frame is pivotally attached up and down freely, and a detachable adjustment frame, which is attached with the plow facing the grooved disk side, is attached to the support frame so that it can be extended and contracted back and forth. A draining machine for agricultural drainage.