JPS62228532A - Trencher for farming land - Google Patents

Abstract

PURPOSE:To enhance the efficiency of trenching operation by a method in which a frame is provided for a traveling machine, a trenching rotor is provided for the machine frame, a driving mechanism to turn the trenching rotor is provided, and a plow part is provided to the rear position in the advancing direction of the rotor. CONSTITUTION:A machine frame 7 is connected to the rear of a traveling machine 1 by a connecting mechanism 2 consisting of lower and upper links 3 and 4, an oil-pressure rocking arm 5, and a lifting link 6. Two trenching plates 9 are set at a given interval in mutually facing manner, a shaft cylinder 10 is provided between the central parts, and a notch 11 is provided to the outer periphery to form a trenching rotor 8. The rotor 8 is movably and adjustably attached to both ends of a rotary shaft 13 and the shaft 13 is turned by a driver mechanism 16. A fitting part 26 is attached to the rear of the frame 7, a supporting arm 28 is provided to the part 26, and a plow part 25 is also attached. Trenching work can thus be smoothly and effectively performed.

Description

[Detailed description of the invention] [Industrial application field] The present invention relates to a field trench excavator.

[Conventional technology]

Conventionally, this type of field trench digging machine
Publication No. 23, Utility Model Publication No. 42-16323, Utility Model Publication No. 4
As in Publication No. 3-6982, the traveling machine body is provided with a machine frame, and the machine frame is provided with rotating tilling claws, and the tilling claws are configured to plow and crush the field soil and at the same time to blow it away and dig a trench. ing.

In addition, as another conventional structure, a plow member is provided on the machine frame,
Some are configured to dig trenches with a plow member as the traveling body moves.

[Problem that the invention attempts to solve]

However, in the case of the above-mentioned conventional structure using tilling claws, although the tilling and crushing action is good, the tilled soil remains due to the splashing action due to the centrifugal force, and the result is not necessarily satisfactory. If a plow member is used, the traction force of the traveling body becomes excessive, and the general farmer has the disadvantage of having to purchase and install a large traveling body.

[Means for solving problems]

The purpose of the present invention is to eliminate these inconveniences, and its gist is to provide a machine frame on a traveling machine body, provide a grooving rotor on the machine frame, and provide a drive mechanism for rotating the grooving rotor. A field trenching machine is characterized in that a plow member is provided at a rear position in the direction of movement of the trench cutting rotor.

[Effect]

When the grooving rotor is rotated by the drive mechanism while the traveling machine is traveling, the field area is grooved, and the grooved soil is scraped off by the plow member and discharged to the side.

〔Example〕

1 to 10 show preferred embodiments of the present invention, FIGS. 1 to 3 show the first embodiment, FIG. 4 shows the second embodiment, and FIG. 5 shows the third embodiment. FIG. 6 shows the fourth embodiment, FIG. 7.8 shows the fifth embodiment, and FIG. 9.10 shows the sixth embodiment.

In the first embodiment shown in FIGS. 1 to 3, l is a traveling machine, in this case a tractor, and at the rear of the traveling machine 1 there are 3
Point link type connection mechanism 2, in this case left and right lower links 3
, an ascending machine frame 7 is connected to a connecting mechanism 2 consisting of an upper link 4, a swinging arm 5 that swings by hydraulic pressure, and a lifting link 6.

Reference numeral 8 denotes a grooving rotor, in which two grooving plates 9 are arranged facing each other with a predetermined spacing between them, and a shaft cylindrical body 10 is interposed between the center portions of the two grooving plates 9. and a notch 1 on the outer periphery
1, a bearing member 12 is provided on the machine frame 7, a rotating shaft 13 is installed horizontally on the bearing member 12, both ends of the rotating shaft 13 are formed in a hexagonal cross section, and the inner surface of the shaft cylinder body 10 is The shaft cylinder 10 is inserted into both ends of the rotating shaft [3 in a non-rotating state, the pin 15 is inserted into the selected pin hole 14, and the grooved rotor 8 is inserted into both ends of the rotating shaft 13. Installed for adjustable movement.

Reference numeral 16 denotes a drive mechanism, in which case a gear case 17 is provided in the machine frame 7, and an input shaft 18 of the gear case 17 is connected to the traveling machine body l.
A sprocket 22 is attached to the output shaft 21 of the gear case 17, a sprocket 23 is also attached to the rotating shaft 13, a chain 24 is hung between the sprockets 22 and 23, and the rotation The shaft 13 is configured to rotate.

25 is a plow member, and in this case, the width of the plow member 25 is formed to be the same width or slightly narrower than the width between the groove cutting plates 9,
The tip of the plow member 25 is formed into a tapered scraped part 25a, and the rear part is formed into a twisted discharge part 25b so as to discharge the scraped part to the side. A support arm 28 is provided on the mounting member 26 so as to be movably adjustable by a bolt 27, and a plow member 25 is attached to the support arm 28.

29 is a falling body, and the falling body 29 is connected to the support arm 2.
8 and located between the grooved plates 9.

30 is a groove.

Since this first embodiment has the above-mentioned configuration, when the drive mechanism 16 rotates the grooving rotor 8 while the traveling body 1 is traveling, the two grooving plates 9 in this case cut the field soil into two grooves. This trenched soil is scraped off by the plow member 25 behind it, and the scraped part is discharged to the side. As a result, trenching work in the field can be carried out. In this case, the two groove cutting plates 9 cut the groove, and the plow member 25 scrapes it and discharges it to the side, so the resistance of the groove cutting work can be reduced, and the increase in the traction force of the traveling machine body l can be suppressed. The groove cutting rotor 8 is forcibly rotated, so groove cutting can be performed smoothly and efficiently, and running resistance can be reduced by aligning the rotating direction with the traveling direction of the traveling machine l. It is possible to create a groove that is smoother and more efficient, and because it is removed by the plow member 25, the groove remains are better than that of the conventional tiller using only the tiller, and it can function well as a field groove. can be obtained.

In this case, there is a notch 11 on the outer periphery of the groove cutting plate 9, so the cutting resistance can be reduced, and the presence of the falling body 29 prevents mud from being caught between the groove cutting plates 9 in the case of soft soil, etc. The mud that is being lifted up and trying to return can be removed, and the grooves can be cut better.

Further, in this case, the groove cutting rotor 8 and the plow member 25 can be moved and adjusted, the desired groove distance can be set, and the machine frame 7 can be moved downward by 2" by the coupling mechanism 2 to obtain the desired groove depth. I can do it.

In addition, in this case, since the groove cutting rotor 8 and the plowing member 25 are provided at the rear position of the wheels of the traveling machine 1, it is possible to dig grooves including the mounds left behind where the wheels have passed, and for this reason, from the top of the field to the inside of M2O. It is possible to improve the flow of water, and it is possible to perform the function as a drain groove well.

In the second embodiment shown in FIG. 4, the notches 11 of the groove cutting plate 9 of the groove cutting rotor 8 of the first embodiment are arranged so as to be offset from each other.

In the bleeding embodiment shown in FIG. 5, the inner part of the groove cutting rotor 8 of the first embodiment is bulged out in a dish-like shape, so that the upper corners of the grooves 30 are shaped to expand.

In the fourth embodiment shown in FIG. 6, a protruding piece 31 is provided on each outer peripheral inner surface of the groove cutting plate 9 of the groove cutting rotor 8 of the first embodiment, and the soil between the two groove cutting plates 9 is edged. be.

In this case, both protruding pieces 31 may be connected.

The fifth embodiment shown in FIG. 7.8 shows another example of the grooving rotor 8, in which four machete cutting blades 32 are respectively provided protruding from the rotating shaft 13.

The sixth embodiment shown in FIG. 9.10 also shows another example of the grooving rotor 8. In this case, the number of grooving plates 9 is one, the plow member 25 is slightly tilted, and the grooving plate 9 cuts one groove. The other side of the groove is scraped off by the plowing member 25 and discharged as it is to the machine frame 7 side to obtain a roughly triangular groove 30.

Even in these second to fifth embodiments, substantially the same effects as in the first embodiment can be obtained.

In addition, in the fifth embodiment shown in Fig. 7.8, one machete extraction blade 3
2 and the other machete extracting blade 32 may be shifted as in the second embodiment shown in FIG.
2 may be bent to obtain a groove 30 as in the third embodiment shown in FIG.

Further, although the tip of the machete extraction blade 32 is bent forward in the rotational direction, it may be bent backward.

Furthermore, the drive mechanism 16 is not limited to this embodiment; for example, the drive mechanism 16 may be provided with a separate power source instead of taking power from the power take-off shaft 19.

Further, the grooved plate 9 and cutout portion 11 of the first embodiment may be omitted and a simple disk may be used.

Further, in the above embodiment, two groove cutting rotors 8 and two plowing members 25 are provided in the machine frame 7, but one or three or more may be provided.

〔Effect of the invention〕

As described above, the present invention can cut grooves with the groove cutting rotor, and the plow member scrapes the grooves and discharges them to the side, so it is possible to reduce the resistance of the groove cutting work, suppress the increase in the traction force of the traveling machine, and smoothly cut the grooves. Highly efficient trenching work is possible; the trench cutting rotor is forcibly rotated, making trenching smooth and efficient; and since the cutting is done with a plow member, the trenching remains are better than those using only conventional tilling claws. This makes it possible to obtain a groove that can function well as a field groove.

As described above, the intended purpose can be fully achieved.

[Brief explanation of drawings]

The drawings show one embodiment of the present invention; Fig. 1 is a side view of the first embodiment, Fig. 2 is a plan view thereof, Fig. 3 is a front view thereof, and Fig. 4 is a diagram of the second embodiment. Side view of the main parts, Figure 5 is the 3rd
6 is a partial perspective view of the fourth embodiment, FIG. 7 is a side view of the main part of the fifth embodiment, FIG. 8 is a rear view of the main part, and FIG. 9 is a rear view of the main part of the embodiment. The figure is a plan view of the main part of the sixth embodiment, and FIG. 10 is a rear sectional view of the main part. l... Traveling machine body, 7... Machine frame, 8... Grooving rotor, 16
... Drive mechanism, 25... Plow member. 7β momme) 2 shelves > o addition

Claims (1)

[Claims] A machine frame is provided on the traveling machine body, a grooving rotor is provided on the machine frame, a drive mechanism for rotating the grooving rotor is provided, and a plow member is provided at a rear position of the grooving rotor in the traveling direction. Field trench digging machine.