JPH08143282A - Work machine and wire fair leader on slope face or the like - Google Patents

Abstract

PURPOSE: To provide a work machine and a wire fair leader on a slope face or the like which conducts guidance without damaging support wires that are from right and left winches and support a vehicle body in a suspension state and without giving resistance and can move the vehicle body easily and smoothly in the vertical and lateral directions. CONSTITUTION: This is a work machine consisting of a vehicle body that can conduct various operations on a slope face; a travel device; and a pair of winches 14, 14A to wind up support wires 49, 49A that are fitted to the right and left places of the vehicle body and support the vehicle body on the slope face. This is a pair of wire fair leaders consisting of fitting plates 54 fixed respectively at the vehicle body of the front place of a pair of winches; rotary shafts 57 that are fitted to penetration hole 55 insides formed at the approximately center portions of the fitting plates 54 and possess at the center portions support wire passing holes; support wire guide members 58; and a pair of guide rollers 60 which conduct guidance while supporting respectively the support wires of a pair of winches fitted rotatably and respectively to the support wire guide member 58 insides.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a working machine and a wire fair on a slope used for forming a slope on a high steep terrain portion or forming an earth anchor hole on the slope. Regarding the leader.

[0002]

2. Description of the Related Art A work machine for forming a slope on a high and steep terrain or for a slope for performing various works is designed by the inventor of the present invention by installing two winches in the main body of the work machine.
The tip ends of the support wires wound around the two winches are fixed to fixed anchors at the left and right parts at a high position of the working place, and the lengths of the left and right support wires are adjusted so that the support wires can be moved vertically and horizontally. Things are being considered.

[0003]

As described above, when two winches are used and the lengths of the left and right support wires protruding from the winches are expanded and contracted to move the work machine main body in the front-rear and left-right directions, The left and right support wires protruding from the two winches are protruded in the up, down, left, and right directions, and contact with the fixed portion of the work machine body to easily damage them, and a large resistance force is applied.

In view of the above-mentioned conventional drawbacks, the present invention has been made.
Work machine on slopes that can easily and smoothly move the vehicle body vertically and horizontally without damaging the support wires from the left and right winches that support the vehicle body in a suspended state and without giving resistance. And aim to provide wire fair leaders.

The above and other objects and novel characteristics of the present invention will become more fully apparent when the following description is read in view of the accompanying drawings. However, the drawings are for explanation only and do not limit the scope of the present invention.

[0006]

In order to achieve the above object, the present invention provides a vehicle body capable of performing various operations on a slope and a vehicle body which is mounted on the vehicle body in the front-rear and left-right directions. A working machine on a slope or the like comprising a traveling device capable of traveling and a pair of winches attached to the left and right parts of the vehicle body for winding support wires for supporting the vehicle on the slope, the pair of winches Mounting plates fixed to the vehicle body at the front part of the mounting plate, and support wire passage holes at the central parts rotatably and rotatably mounted in the through holes formed at substantially the central parts of the mounting plates. The rotating shaft has, a supporting wire guide member in which the distal end portion fixed to the distal end portion of the rotating shaft is formed in an elliptic cylindrical shape with an inclined surface, and the supporting wire guide member is provided in the supporting wire guide member. Constitute a working machine in slope or the like between the pair of wire fairleads consisting of a pair of guide rollers for guiding while supporting each respective rotatable support wire of the pair of winch attached to.
Further, the present invention is a mounting plate that can be fixedly mounted on the vehicle body of the front part of the winch of the working machine on the slope,
A rotary shaft having a support wire passage hole in the central part which is rotatably mounted irremovably and rotatably mounted in a through hole formed in substantially the central part of the mounting plate, and a tip fixed to the tip part of the rotary shaft. A wire fair including a supporting wire guide member whose portion is formed in an elliptic cylindrical shape with an inclined surface, and a pair of guide rollers for guiding while supporting the supporting wire of the winch rotatably mounted in the supporting wire guide member. Constitutes the leader.

[0007]

In the working machine on the slope constructed as described above, the support wire guide member, which is guided while the support wire wound around the pair of winches is supported by the pair of guide rollers, is rotated. Even if the vehicle is positioned in the vertical and horizontal directions, it is reliably guided by the pair of guide rollers, and the vehicle body can be smoothly moved in the vertical and horizontal directions.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 10, 1 is a working machine on the slope of the present invention, and the working machine 1 on the slope is a car body 2 and a car body 2. Endless tracks 3 and 3 mounted on both side surfaces of the vehicle and capable of traveling even in a steep slope, and a hydraulic drive device 4 used in a hydraulic backhoe or the like for driving the endless tracks 3 and 3. A base plate 7, one of which is rotatably attached to one support base 5 of the vehicle body 2 via a pivot pin 6 on the upper portion of the vehicle body 2, and the other of the base plate 7 and the other of the vehicle body 2. A rotation mechanism 8 for rotating the base plate 7 mounted between the two, a work table 10 mounted on the base plate 7 via a rotation mechanism 9 using hydraulic pressure, and a work table 10 mounted on the work table 10. A driver's seat 11 installed and a drive arm attached to the end of the workbench 10 2, bucket 1 as a working attachment attached to the leading end portion of the drive arm 12
3, a pair of winches 14 and 14A attached to one of the vehicle bodies 2 for supporting the vehicle body 2, a dozer 15 attached to the vehicle body 2, and support wires 49 and 49A wound around the winches 14 and 14A. It is composed of a pair of wire fair leaders 52, 52 capable of surely guiding and supporting the roller.

The hydraulic drive unit 4 drives the drive shaft drive section of the endless tracks 3 and 3 attached to the vehicle body 2 via the hydraulic supply hoses 18 and 18 from the hydraulic pump 17 driven by the motor 16. Hydraulic motor) 19, 19
It is configured to be able to supply to. That is, the hydraulic drive device 4 is different from the conventional hydraulic drive device for driving an endless track, in which the motor 16 and the pump 17 are installed in a portion other than the vehicle body, and the drive shaft drive section is provided via the hydraulic supply hoses 18, 18. Only the hydraulic pressure can be supplied to 19, 19 and the others are the same as the conventional ones.

A rotating mechanism 8 for driving the base plate 7 has a mounting member 2 whose one end is fixed to the other side of the base plate 7.
No. 0 is rotatably attached via a pivot pin 21, and the other end is rotatably attached via a pivot pin 23 to an attachment fitting 22 fixed to the other side of the vehicle body 2. 24, one end of which is the pivot pin 2 of the link 24
5, the tip of the operating rod 26 is pivotally supported, and the other end is the vehicle body 2
A hydraulic cylinder 28 rotatably supported by a pivot pin 27, and the link 24 expands and contracts by the operation of the hydraulic cylinder 28 to rotate the base plate 7 with the pivot pin 6 as a fulcrum. You can

The rotating mechanism 9 has the same structure as that of the conventional work table 1.
A structure using hydraulic pressure to rotate 0 is used. That is, the rotating mechanism 9 includes a rotating shaft 29 to which the work table 10 rotatably attached to the base plate 7 is fixed, a gear 30 fixed to the rotating shaft 29, and a pinion 31 meshing with the gear 30. It is composed of a hydraulic motor 33 fixed to the base plate 7 attached to the drive shaft 32.

The drive arm 12 has a V-shaped link 36 rotatably attached to a support metal fitting 34 fixed to the workbench 10 by a pivot pin 35, and one end of the drive arm 12 is rotatably attached to the vehicle body 2. A link rotation hydraulic cylinder 38, which is pivotally supported and the other end of which is pivotally supported by a pivot pin 37 substantially at the center of the link 36, and a portion of the link 36 near the rear end of the link pin 39 by a pivot pin 39. Rotating boom 4 rotatably attached to
0, one end of which has a pivot pin 4 at approximately the center of the link 36.
1, a rotary boom pivoting hydraulic cylinder 43 is pivotally supported, and the other end is pivotally attached to the rear end of the rotary boom 40 by a pivotal pin 42.

The bucket 13 is rotatably attached to the tip of the rotating boom 40 by a pivot pin 44, and one end of the bucket 13 is rotatable about the center of the pivot boom 40 by a pivot pin 45. Attached to the other end of the bucket 13
It is rotatably attached by a bucket rotation hydraulic cylinder 47 rotatably attached by a pivot pin 46 to the rear end portion.

The pair of winches 14 and 14A are connected to support wires 49 and 4 by driving hydraulic motors 48 and 48.
9A is used so that it can be expanded and contracted, and left and right anchors 50, 50A fixed to the tip of the support wires 49, 49A at a predetermined distance above the site forming the slope. Hook 5 that can be locked to
1, 51A are attached respectively.

The pair of wire fair leaders 52,
Reference numeral 52 designates a mounting plate 54 which can be fixedly mounted to the vehicle body 2 in the front portion of the pair of winches 14 and 14A by a plurality of bolts 53, and a through hole 55 formed in a substantially central portion of the mounting plate 54. A rotary shaft 58 having a support wire passage hole 57 in the central part, which is rotatably attached to the rotary shaft 58 through a bearing 56, and a front end 59a fixed to the front end of the rotary shaft 58 is an inclined surface. An arc-shaped support wire guide member 59 formed in an elliptic cylindrical shape
And a pair of guide rollers 60, 60 for guiding while supporting the support wires 49, 49A of the winches 14, 14A rotatably mounted in the support wire guide member 59. .

The pair of wire fairleads 52, 52 thus constructed has a structure in which the supporting wires 49, 49A from the winches 14, 14A move vertically and horizontally.
The support wire guide members 59, 59 are rotated by the inclined surfaces of the tips of the support wire guide members 59, 59,
The state is always supported and guided by the pair of guide rollers 60, 60 and 60, 60.

In the working machine 1 on the sloped surface having the above-mentioned structure, the support wires 49, 49A of the pair of winches 14, 14A pass through the wire fiber readers 52, 52 and the tip end portion forms the sloped surface. The anchors 50 and 50A fixed to the left and right of the position are fixed via hooks 51 and 51.
In this state, the pair of winches 14 and 14A are operated to expand and contract the lengths of the support wires 49 and 49A, and the hydraulic drive device 4 is operated to drive the endless tracks 3 and 3 to show the vehicle body 2 in FIG. To move vertically and horizontally.

The rotating mechanism 8 is operated in accordance with the inclined surface of the vehicle body 2 to rotate the base body 7 so as to be in a substantially horizontal state, so that the driver's seat 11 can work safely. In the driver's seat 11, the drive arm 12, the bucket 13 and the rotating mechanism 9 are operated as shown in FIG. 7 by an operation similar to that of a conventional backhoe, so that work such as cutting and excavating earth and sand to make a slope can be performed. To do.

A breaker, a spike hammer, or a rock drill is attached to the tip of the rotating boom 40 of the drive arm 12 for use.

The hydraulic pressure from the hydraulic pressure supply hose 18 may be used to supply the hydraulic pressure to the hydraulic cylinder 28, the hydraulic motor 33, the link rotating hydraulic cylinder 43, the bucket rotating hydraulic cylinder 47, and the hydraulic motors 48, 48. Alternatively, a hydraulic pump may be installed and used on the vehicle body 2 or the workbench. In addition, an electric motor may be used instead of the drive shaft drive section (hydraulic motor) 19 of the hydraulic drive device 4 used in a hydraulic backhoe or the like that drives the endless tracks 3, 3, or an electric motor may be used as a rotation mechanism. You may use the old one.

[0022]

Different Embodiments of the Present Invention Next, different embodiments of the present invention shown in FIGS. 11 to 16 will be described. In the description of these different embodiments of the present invention, the same components as those of the first embodiment of the present invention will be designated by the same reference numerals and redundant description will be omitted.

The second embodiment of the present invention shown in FIGS. 11 to 13 is mainly different from the first embodiment of the present invention in a pair of wire fair leaders 52A and 52A. 52A and 52A are those in which a tubular support wire guide member 59A having a flat tip portion is fixed in a state of being eccentric to the rotary shaft 58. Even if the pair of wire fair leaders 52A and 52A thus formed is used, the winches 14 and 14A
Even if the support wires 49, 49A of FIG. 4 move in the vertical and horizontal directions, the working machine 1A on a slope or the like can be reliably guided while being supported by the pair of guide rollers 60, 60 in the support wire guide members 59A, 59A. You can

The third embodiment of the present invention shown in FIGS. 14 to 16 is mainly different from the first embodiment of the present invention in a pair of wire fairleads 52B and 52B. 52B and 52B use a support wire guide member 59B whose tip portion is formed to project in a mountain shape. Even in the working machine 1B on a slope or the like using the pair of wire fair leaders 52B, 52B thus formed, the same effects as those of the first embodiment of the present invention can be obtained.

[0025]

As is apparent from the above description, the following effects can be obtained in the present invention.

(1) A vehicle body capable of performing various operations on the slope, a traveling device for traveling the vehicle body in the front-rear, left-right directions by hydraulic pressure attached to the vehicle body, and left and right parts of the vehicle body In a working machine having a pair of winches for winding a support wire for supporting the vehicle body mounted on a slope, a mounting plate fixed to the vehicle body in front of the pair of winches, respectively. , A rotary shaft having a supporting wire passage hole in the central part which is rotatably and irremovably mounted in a through hole formed in approximately the central part of the mounting plate, and is fixed to the tip part of the rotary shaft, respectively. And a pair of winches that are rotatably mounted in the support wire guide members, each of which has a slanted surface and is formed into an elliptic cylindrical shape. Since a pair of wire fairleads consisting of a pair of guide rollers for guiding and supporting each of the support wires of each is installed, even if the support wires protruding from the pair of winches are positioned in the vertical and horizontal directions by the movement of the vehicle body, The support wire can be supported and guided by the pair of guide rollers by the fair leader. Therefore, it is possible to efficiently prevent damage to the support wire.

(2) According to the above (1), since the support wire carrier is surely supported and guided by the pair of guide rollers of the wire fairleader, the support wire can be wound and unwound smoothly in the winch.
Therefore, the vehicle body can be efficiently moved in the front, rear, left, and right directions.

(3) According to the above (1), simply by installing the wire fair leader in front of the pair of winches,
It can be easily implemented.

(4) According to the above (1), the supporting wire guide member having the pair of guide rollers rotatably mounted is rotatably mounted on the mounting plate, and the tip end portion of the supporting wire guide member is formed on the inclined surface. Because
The support wire guide member is automatically rotated smoothly in the direction of the support wire, and the support wire can be guided while being supported by the pair of guide rollers.

(5) Claims 2 and 3 are also the above (1) to (4).
The same effect can be obtained.

[Brief description of drawings]

FIG. 1 is a side view showing a first embodiment of the present invention.

FIG. 2 is an explanatory view showing a state where the workbench of the first embodiment of the present invention is rotated.

FIG. 3 is an explanatory diagram of a rotating mechanism according to the first embodiment of this invention.

FIG. 4 is an explanatory view showing a mounting state of a pair of winches according to the first embodiment of the present invention.

FIG. 5 is an explanatory diagram of a hydraulic circuit according to the first embodiment of this invention.

FIG. 6 is an enlarged cross-sectional view of the wire fair leader according to the first embodiment of the present invention.

FIG. 7 is a front view of the wire fair leader according to the first embodiment of the present invention.

FIG. 8 is a plan view of the wire fair leader according to the first embodiment of the present invention.

FIG. 9 is an explanatory diagram showing a work range of the first embodiment of the present invention.

FIG. 10 is an explanatory diagram showing a working state of the first embodiment of the present invention.

FIG. 11 is a side view showing the second embodiment of the present invention.

FIG. 12 is a sectional view of a wire fairlead according to a second embodiment of the present invention.

FIG. 13 is a front view of a wire fair leader according to a second embodiment of the present invention.

FIG. 14 is a side view showing a third embodiment of the present invention.

FIG. 15 is a sectional view of a wire fairleader according to a third embodiment of the present invention.

FIG. 16 is a front view of a wire fair leader according to a third embodiment of the present invention.

[Explanation of symbols]

 1, 1A, 1B: Working machine on slope, etc., 2: Car body, 3: Endless track, 4: Hydraulic drive device, 5: Support base, 6: Pivot pin, 7: Base plate, 8: Rotation mechanism , 9: rotating mechanism, 10: workbench, 11: driver's seat, 12: drive arm, 13: bucket, 14, 14A: winch, 15: dozer, 16: motor, 17: hydraulic pump, 18: hydraulic supply hose, 19: Drive shaft drive part, 20: Mounting bracket, 21: Pivoting pin, 22: Mounting bracket, 23: Pivoting pin, 24: Link, 25: Pivoting pin, 26: Actuating rod, 27: Pivoting pin, 28: Hydraulic cylinder, 29: Rotating shaft, 30: Gear, 31: Pinion, 32: Drive shaft, 33: Hydraulic motor, 34: Support metal fitting, 35: Pivot pin, 36: Link, 37: Pivot pin, 38 : Link rotation hydraulic cylinder -, 39: pivot pin, 40: pivot boom, 41: pivot pin, 42: pivot pin, 43: hydraulic cylinder for pivot boom pivot, 44: pivot pin, 45: pivot pin, 46: Pivot pin, 47: Hydraulic cylinder for rotating bucket, 48: Hydraulic motor, 49, 49A: Support wire, 50, 50A: Anchor, 51: Hook, 52, 52A, 52B: Wire fairlead, 53: Bolt, 54: Mounting plate, 55: through hole, 56: bearing, 57: rotating shaft, 58, 58A, 58B: support wire guide member, 60: guide roller.

Claims (3)

[Claims] 1. A vehicle body capable of performing various operations on a slope, and a traveling device capable of traveling the vehicle body in the front-rear, left-right direction by hydraulic pressure or the like attached to the vehicle body.
In a working machine having a pair of winches mounted on the right and left portions of the vehicle body for supporting a vehicle body on a slope, and a winch, the work machine is fixed to the vehicle body in front of the pair of winches. Mounting plate,
A rotary shaft having a support wire passage hole in the central part, which is rotatably and irremovably mounted in a through hole formed in substantially the central part of the mounting plate, and is fixed to the tip part of the rotary shaft. And a pair of supporting wire guide members each of which has an inclined surface formed in an elliptic cylinder shape and a pair of winch supporting wires rotatably mounted in the supporting wire guide members while supporting the guide wires. A work machine on slopes, which is equipped with a pair of wire fair leaders consisting of guide rollers. 2. A mounting plate which can be fixedly mounted on a vehicle body at a front portion of a winch of a working machine on a slope or the like,
A rotary shaft having a support wire passage hole in the central part which is rotatably mounted irremovably and rotatably mounted in a through hole formed in substantially the central part of the mounting plate, and a tip fixed to the tip part of the rotary shaft. And a pair of guide rollers for supporting and guiding the support wire of the winch mounted rotatably in the support wire guide member. Is a wire fair leader. 3. A mounting plate which can be fixedly mounted on a vehicle body at a front portion of a winch of a working machine on a slope or the like,
A rotary shaft that has a support wire passage hole in the central part that is rotatably and irremovably attached to a through hole that is formed in the substantially central part of the mounting plate, and is fixed in an eccentric state at the tip of the rotary shaft. And a pair of guide rollers for guiding while supporting the support wire of the winch rotatably mounted in the support wire guide member. Wire fair leader characterized by.