JPH05278649A - Working truck - Google Patents

Abstract

PURPOSE:To facilitate the travel on a slope and various work by grounding base frames and auxiliary base frames provided with a plurality of legs alternately and on the other hand, by moving them in the longitudinal and cross directions to move a truck, and holding a moving position with ropes. CONSTITUTION:In the case of making a hole 33, for example, in a normal face 32 using a working truck 31, a boring machine 34 is installed on a work table 19, and the ropes 28 of a pair of the right and left winches 27 are also drawn out, and the head of each rope is fixed to the pile 35 driven into the normal face 32. In the next step, On one hand, an auxiliary leg members... 15 are contracted, and on the other hand, leg members 2... are extended down to the ground. In the next step, before and behind or right and left cylinders 14 are driven to move auxiliary base frames 6 in the longitudinal or cross direction, and then the auxiliary legs... are extended down to the ground, and on the other hand, the leg members 2... are contracted to leave the ground surface 36. The working truck 31 is moved by repeating the same operation and is held at a moving position through the ropes 28.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work truck used when working on an inclined surface such as a slope.

[0002]

2. Description of the Related Art Conventionally, when working on an inclined surface such as a slope, a scaffold is assembled on the slope or a civil engineering machine such as a backhoe is used.

[0003]

In the case of assembling a scaffold on a conventional slope, it takes a lot of time and time to assemble the scaffold, and there is a drawback that work efficiency is poor. Further, when a civil engineering machine such as a backhoe is used, there is a drawback that the workable height is limited and work at a high portion cannot be performed.

In view of the above-mentioned conventional drawbacks, the present invention has been made.
It is an object of the present invention to provide a work cart that can efficiently perform work on an inclined surface and can be positioned and used for easy work on an inclined surface of any height in a short time.

[0005]

In order to achieve the above object, the present invention uses at least three underframes and a hydraulic cylinder for vertically moving the underframes attached to the underframes. Foot member, an auxiliary underframe attached to the underframe via a slide movement device for sliding movement in the front-rear and left-right directions, and a hydraulic cylinder for vertically moving the auxiliary underframe attached to the auxiliary underframe. -At least three or more auxiliary leg members using-, a work table which is rotatably attached to a portion near one end of the underframe by using a pivot pin, and the work table A work platform is composed of a work platform rotating mechanism capable of rotating the work frame to an arbitrary position and a winch attached to the underframe.

[0006]

In the work carriage constructed as described above, the tip of the rope of the winch is fixed to the upper surface of the inclined surface, and the leg member of the underframe or the auxiliary leg member of the auxiliary underframe is moved up and down. It moves in the front-back and left-right directions by the operation of the slide moving device. Further, the workbench rotation mechanism can be operated to rotate the workbench so as to be substantially horizontal.

[0007]

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 11, reference numeral 1 is an underframe, and the underframe 1 is formed of a metal material in a rectangular frame shape.

Reference numerals 2, 2, 2, 2 are leg members attached to the four corners of the underframe 1 for moving the underframe 1 in the vertical direction. The leg members 2, 2, 2, 2 are the underframes. The hydraulic cylinders 3, 3, 3, 3 fixed to the four corners of the frame 1 and the operating rods 4, 4, 4, 4 of the hydraulic cylinders 3, 3, 3, 3
It is composed of stop plates 5, 5, 5 and 5 which are respectively fixed to the tip ends of the.

Reference numeral 6 is an auxiliary underframe mounted on the underframe 1 via a slide moving device 7 for sliding in the front-rear and left-right directions. The auxiliary frame 6 is made of a metal material in the form of a rectangular frame. It is composed of the frame body 8.

The slide moving device 7 is fixed to one of the corners of the underframe 1 so that the slide moving device 7 has approximately four points.
A front / rear guide rail 10 having a size of one-half, a front / rear slide body 11 guided in the front / rear guide rail 10 to move in the front / rear direction, and the front / rear slide body 11 at both ends of the front / rear slide body 11. Slide holes 12, 12 slidably supporting both side bars 6a, 6a of the auxiliary underframe 6 in the direction perpendicular to the sliding direction, and the front-back guide rail 10
One end is attached to the other end, and the other end is attached to the front and rear slide body 1.
Front and rear hydraulic cylinders 13 for moving the auxiliary underframe 6 attached to the front and rear direction, and the auxiliary underframe with one end attached to the front and rear slide body 11 and the other end attached to the auxiliary underframe 6 It is composed of a left and right hydraulic cylinder 14 for moving 6 in the left and right direction.

Reference numerals 15, 15, 15 and 15 denote the auxiliary underframes 6.
Are auxiliary leg members for vertically moving the auxiliary underframes 6 respectively attached to the four corners of the auxiliary leg members 15, 1
5, 15, 15 are hydraulic cylinders 16, 16, 16, 16 fixed to the four corners of the auxiliary underframe main body 8, and operating rods 17, 1 for these hydraulic cylinders 16, 16, 16, 16.
Stop plates 1 fixed to the tips of 7, 17, 17 respectively
It is composed of 8, 18, 18, and 18.

A workbench 19 is installed so as to be located on the upper surface of the underframe 1, and the workbench 19 is rotatably attached by a pivot pin 20 attached to a front portion of the underframe 1. ing.

Reference numeral 21 denotes a workbench rotation mechanism for rotating the workbench 19 to an arbitrary position. One end of the workbench rotation mechanism 21 is attached to a mounting bracket 22 attached to the underframe 1 by a pivot pin 23. The rotary hydraulic cylinder 26 is rotatably mounted by means of a pivot pin 25, and the other end of the hydraulic cylinder 26 is rotatably mounted by means of a pivot pin 25 on a mounting member 24 mounted at a rear portion of the work table 19.

Numerals 27, 27 are winches for winding the ropes 28, 28 attached to the front portions of the underframe 1 on both sides thereof.

Reference numeral 29 is a hydraulic pressure supply device mounted on the upper surface of a portion of the work table 19 near the rear side.

Reference numeral 30 denotes a T-shaped slide rail attached to the upper surface of the portion near the front of the work table 19.

In the work trolley 31 having the above structure, when the hole 33 is formed in the slope 32 as shown in FIG. 6, the existing boring machine 34 is installed on the work bench 19 and the winches 27, 27 are provided. The ropes 28, 28 of No. 2 are projected, and the tips of the ropes 28, 28 are fixed to the piles 35, 35 driven into the ground above the slope 32.

After that, the auxiliary leg members 15, 15, 15,
15 to activate the contraction, and as shown in FIG.
Float from above. In this case, the leg members 2, 2, 2, 2 are in a stretched state.

Next, the front and rear hydraulic cylinders 13 or the left and right hydraulic cylinders 14 of the slide moving device 7 are operated,
After the auxiliary underframe 6 is moved in the front-rear direction or the left-right direction, the auxiliary leg members 15, 15, 15, 15 are operated and extended, and the auxiliary leg members 15 are positioned so as to be pushed into the ground.

Thereafter, the leg members 2, 2, 2 and 2 are actuated to be contracted and lifted from above the ground 36 as shown in FIG. 8, and then the front and rear hydraulic cylinders 13 or the left and right hydraulic cylinders of the slide moving device 7 are moved. -14 is operated to move the underframe 1 in the front-rear direction or the left-right direction.

By sequentially performing such an operation, the work carriage 31 can be moved in the front-rear direction and the left-right direction, and at the same time, the winch 27, the rope 28 of the 27,
28 prevents the work carriage 31 from sliding off the slope 32.

Next, when performing work such as shaving off sand to form the slope 32, a bucket 37 as an attachment is attached to the slide rail 30 at the tip as shown in FIGS. 9 and 10. Operating boom 3
8 is attached.

The operating beam 38 is a supporting frame 3 which is slidably mounted on the slide rail 30.
9, a supporting frame moving hydraulic cylinder 40 for slidingly moving the supporting frame 39, a main beam 42 rotatably attached to the supporting frame 39 by a pivot pin 41, An undulating cylinder in which one end for rotating the main boom 42 is pivotally supported by the support frame 39 by a pivot pin 43, and the other end is pivotally supported by the main boom 42 by a pivot pin 44. 45 and the pivot pin 4 at the tip of the main boom 42.
The bucket 3 is attached to the tip end that is rotatably attached by
Arm 47 for rotatably mounting 7 and this arm 47
An arm rotating hydraulic cylinder 50, one end of which is pivotally supported by the main boom 42 by a pivot pin 48, and the other end of which is pivotally supported by the arm 47 by a pivot pin 49. , The arm 4
7, an attachment rotation device 51 that rotates the bucket 37 that is rotatably attached to the tip portion of 7.

Instead of the bucket 37, an attachment such as a percussion drill 52 may be attached to the tip of an arm 47 as shown in FIG.

Next, different embodiments of the present invention shown in FIGS. 12 to 21 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. 12 to 14 is mainly different from the first embodiment of the present invention in the slide moving device 7A.
Is a front and rear guide rail 53 whose both ends are fixed to the underframe 1 at the center in the front-rear direction by welding or the like, and the front and rear guide rail 5 attached to the front and rear guide rail 53.
Front / rear slide body 54 guided by 3 and slidingly moved
And a front and rear hydraulic cylinder 13 attached to the front and rear slide body 54, and the operating rod 55 at the tip end is slidably attached to an attachment fitting 56 attached to the underframe 1.
A left and right guide rails 57 fixed to the front and rear slide bodies 54 so as to be positioned in a direction perpendicular to the slide direction of the front and rear slide bodies 54, and the left and right guide rails 57 attached to the left and right guide rails 57. To the left and right slide bodies 58 to which the auxiliary underframe 6 is slidably guided and is attached to the left and right slide bodies 58, and the operating rod 59 at the tip end is attached to the fittings 60 attached to the auxiliary underframe 6. It is composed of attached left and right hydraulic cylinders-14. Even with the work carriage 31A configured by using the slide moving device 7A configured as described above, the same operational effect as that of the first embodiment of the present invention can be obtained.

The third embodiment of the present invention shown in FIGS. 15 to 17 is mainly different from the first embodiment of the present invention in the slide moving device 7B.
Is a turntable 61 rotatably attached to the underframe 1, an auxiliary leg member 15 fixed to an eccentric position of the turntable 61,
It comprises a gear 62 mounted on the outer peripheral portion of the rotary disc 61, and a hydraulic motor 64 having a worm gear 63 that meshes with the gear 62 and rotates the rotary disc 61.

The slide moving device 7 configured as described above
B rotates the turntable 61 by 90 ° to move the auxiliary leg member 15 in the left direction, the upper direction, the right direction, and the lower direction to obtain the same effect as that of the first embodiment of the present invention. It can be used as a work cart 31B.

In the fourth embodiment of the present invention shown in FIGS. 18 to 21, the main difference from the first embodiment of the present invention is that the support plate 65 fixed to the underframe 1 is rotated substantially at the center. Hydraulic pressure including a turntable 61 having a gear 62 formed on the outer peripheral portion thereof which is movably attached, a gear 62 of the turntable 61 attached to the support plate 65, and a worm gear 63 for rotating the turntable 61. A rotating mechanism 66 composed of a motor 64, a guide rail 67 fixed to the lower end portion of the turntable 61, and a movable inside the underframe 1 slidably attached to the guide rail 67. Auxiliary underframe 6A,
One end for sliding the auxiliary underframe 6A along the guide rail 67 is pivotally supported by the guide rail 67,
The other end is provided with a slide moving device 7C using a hydraulic cylinder pivotally supported by the auxiliary underframe 6A. By operating the mechanism 66 and the slide moving device 7C, the auxiliary underframe 6A can be moved in any of the front, rear, left, and right directions, and the same effect as the embodiment of the present invention can be obtained.

In the embodiment of the present invention described above, the underframe has four leg members and the auxiliary underframe has four leg members attached, but the present invention has three or more leg members. Leg members may be attached, or three or more leg members may be attached to the auxiliary underframe.

[0032]

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

(1) At least three or more leg members using an underframe and a hydraulic cylinder attached to the underframe to move the underframe vertically, and slide on the underframe in the front-rear, left-right directions. At least three or more auxiliary leg members using an auxiliary underframe attached via a slide movement device for moving, and a hydraulic cylinder for vertically moving the auxiliary underframe attached to the auxiliary underframe; A workbench that is rotatably attached to a part of the underframe near one end of the underframe using a pivot pin, and a workbench that can rotate the workbench to an arbitrary position. Since it is composed of a moving mechanism and a winch attached to the underframe, a leg member,
The auxiliary leg member can be expanded and contracted and can be moved back and forth and left and right by the operation of the slide movement device.
The winch rope can be safely positioned and moved even on an inclined surface.

(2) According to the above (1), the workbench can be rotated by the rotating mechanism. Therefore, even if the underframe is inclined on the inclined surface, the workbench can be placed in a substantially horizontal state and work such as drilling can be efficiently and safely performed.

(3) According to the above (1), it can be moved to any height depending on the length of the winch rope. Therefore, the work can be performed efficiently.

(4) According to the above (1), it is not necessary to assemble a scaffold or the like as in the conventional case, so that it is possible to immediately make a hole in an inclined surface such as a slope, thereby shortening the construction period. it can.

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

[Brief description of drawings]

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

FIG. 2 is a front view showing the first embodiment of the present invention.

FIG. 3 is a bottom view showing the first embodiment of the present invention.

4 and 5 are explanatory views of a slide movement device.

FIG. 6 is an explanatory diagram of a usage state of the first embodiment of the present invention.

7 and 8 are operation explanatory views of the first embodiment of the present invention.

9 and 10 are explanatory views of a usage state in which an operating boom is attached.

FIG. 11 is an explanatory view of a usage state in which a percussion drill is attached.

12 to 14 are explanatory views showing a second embodiment of the present invention.

15 to 17 are explanatory views showing a third embodiment of the present invention.

18 to 21 are explanatory views showing a fourth embodiment of the present invention.

[Explanation of symbols]

1: Underframe, 2: Leg member, 3:
Hydraulic cylinder, 4: Actuating rod, 5: Stop plate, 6: Auxiliary underframe, 7, 7A to
7C: slide moving device, 8: auxiliary underframe body, 9: auxiliary underplate, 10: front and rear guide rails,
11: front and rear slide body, 12: slide hole, 13: front and rear hydraulic cylinder, 14: left and right hydraulic cylinder, 15: auxiliary leg member, 1
6: hydraulic cylinder, 17: operating rod,
18: stop plate, 19: workbench,
20: pivot pin, 21: work table rotating mechanism,
22: Mounting bracket, 23: Pivot pin,
24: mounting bracket, 25: pivot pin,
26: hydraulic cylinder for rotation, 27: winch,
28: rope, 29: hydraulic pressure supply device, 30: slide rail, 31, 31
A, 31B: work trolley, 32: slope, 33: hole,
34: Bowling machine, 3
5: Pile, 36: Ground, 37:
Bucket as an attachment, 38: operating boom,
39: support frame, 40: support frame moving hydraulic cylinder, 41: pivot pin,
42: main beam, 43: pivot pin,
44: pivot pin, 45: undulating cylinder,
46: pivot pin, 47: arm,
48: pivot pin, 49: pivot pin,
50: hydraulic cylinder for arm rotation, 51: attachment rotating device, 52: percussion drill, 53: front and rear guide rails, 54: front and rear slide body, 55: operating rod, 56:
Mounting bracket, 57: left and right guide rails, 5
8: left and right slide body, 59: operating rod,
60: Mounting bracket, 61: Turntable,
62: gear, 63: worm gear,
64: hydraulic motor, 65: support plate,
66: rotation mechanism, 67: guide rail.

Claims (4)

[Claims] 1. At least three or more leg members using an underframe and a hydraulic cylinder attached to the underframe to move the underframe up and down, and slides on the underframe in the front-rear and left-right directions. At least three auxiliary leg members using an auxiliary underframe attached via a slide moving device, and a hydraulic cylinder attached to the auxiliary underframe for vertically moving the auxiliary underframe; A work table that is rotatably attached to a portion of the underframe near one end of the underframe by means of a pivot pin, and a work table that can turn the work table to an arbitrary position A work trolley comprising a mechanism and a winch attached to the underframe. 2. At least three or more leg members using an underframe and a hydraulic cylinder attached to the underframe to move the underframe in a vertical direction, and a rotating mechanism attached to the underframe. A guide rail fixed to the rotating mechanism, an auxiliary underframe attached to the guide rail via a slide moving device and movable within the underframe, and the auxiliary understand attached to the auxiliary underframe. At least three or more auxiliary leg members using a hydraulic cylinder that moves the frame in the vertical direction,
A workbench that is rotatably attached to a part of the underframe near one end of the underframe using a pivot pin, and a workbench that can rotate the workbench to an arbitrary position. A work carriage comprising a moving mechanism and a winch attached to the underframe. 3. An underframe and at least three or more leg members using hydraulic cylinders attached to the underframe to move the underframe up and down, and attached to the underframe via a rotating device. At least three or more using a rotating disc, an auxiliary underframe attached to an eccentric part of the rotating disc, and a hydraulic cylinder for vertically moving the auxiliary underframe attached to the auxiliary underframe. Auxiliary leg member, a worktable rotatably mounted on the underframe using a pivot pin at a position near one end of the underframe, and the worktable is rotated to an arbitrary position. A work trolley comprising a work platform rotating mechanism capable of being rotated and a winch attached to the underframe. 4. An underframe and at least three or more leg members using hydraulic cylinders attached to the underframe to move the underframe up and down, and slides on the underframe in the front-rear and left-right directions. At least three auxiliary leg members using an auxiliary underframe attached via a slide moving device, and a hydraulic cylinder attached to the auxiliary underframe for vertically moving the auxiliary underframe; A workbench that is rotatably attached to a part near one end of the underframe by using a pivot pin and a workbench that can rotate the workbench to an arbitrary position A work carriage comprising a mechanism, a winch attached to the underframe, and a boom having an attachment such as a bucket or a drill attached to a tip end portion detachably attached to the upper surface of the work bench. .