JPH04161524A - Block setting machine - Google Patents

Abstract

PURPOSE:To save work labor by providing a lower section running-body with an upper section vehicle body, the upper section vehicle body with a boom, the boom with an arm, and the arm with a bucket and a clamp device, respectively, and by enabling them to be vertically oscillated, to be attached to or removed from the boom, and to be remotely controlled with a controller. CONSTITUTION:On a lower section running-body 1, an upper section vehicle body 2 is set to be swung, and is provided with an operation room 3 and an engine cover body 4, and the vehicle body 2 is provided with a first boom 5 to be freely oscillated with a cylinder 6, and the tip is provided with a second boom 7 to be vertically oscillated with a cylinder 8. Besides, a bracket 10 is set to be oscillated with an arm cylinder 11, and an arm 12 is rotatably set, and the tip of the arm 12 is provided with a bucket 13 to be oscillated with a cylinder 14. Then, the running body 1 and a swing mechanism, the respective cylinders, rotary mechanisms, and the like are worked to be controlled in the operation room 3, and are worked to be controlled with the operation signal of a remote controller 17. As a result, blocks can be easily placed at specified positions.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a machine that stacks and installs stacked blocks called machi blocks on the side of a road or the like.

[Conventional technology]

To stack and install machi blocks on the side of a road, for example, as shown in Fig. 8, place a foundation C by placing ground stone in a groove a excavated on the side of the road A. Basic C
The machi blocks d are stacked one after another along the slope e with a backfilling material f1 such as ready-mixed concrete interposed therebetween, and backfilling material g1 such as crushed stone is placed between the machi blocks d and the slope e. .

For this reason, in order to install the Machi block, basic work such as slope excavation work, trench excavation work, grating stone loading work, grist stone paving work, compaction work, foundation pouring work, etc., and machi block work. Transportation work, backfilling work, backfilling $4 transportation work, installation of the machi block requires work, backfilling work, backfilling work, etc. Conventionally, slope excavation and trench excavation are performed using a power shovel. The bucket of a power shovel is used to load the stone, transport the lining, and transport the machi blocks.

[Problem to be solved by the invention]

As mentioned above, a power shovel is used to install the Machi block, so we are wondering if it is possible to efficiently excavate the trench, put in the stone, and transport the lining shrine.The Machi block is transported in a bucket. Therefore, the work is not only very troublesome but also requires multiple workers in addition to the operator.

In other words, the block is generally transported by truck or the like to the road at the installation site, and after the block is placed in the bucket by a worker, the operator uses a power shovel to move the bucket above the road. It was raised to the installation site, and the worker at the installation site was taking out the machi block from the bucket, so the operator of the power shovel went up the road and put the machi pro-tsuku into the kerato. A worker is required to take out the block from inside the bucket.

Because of this, it is not only difficult to secure workers in civil engineering work where multiple workers are required and there has been a shortage of workers in recent years, but also it is difficult to secure workers, and it is difficult to put heavy blocks into the bucket. , the work of taking it out is very troublesome and dangerous.

Therefore, an object of the present invention is to provide a block installation machine that can solve the above-mentioned problems.

[Means and effects for solving the problem] (1) Booms 5 and 7 are provided on the upper vehicle body 2 which is rotatably provided on the lower traveling body 1 so as to be vertically swingable, and the arm 12 is attached to the booms 5 and 7. A bucket 13 is provided on the arm 12 so as to be able to swing up and down, and a clamp device B is detachably suspended from the arm 12, so that the upper vehicle body 2 can be rotated, the booms 5, 7, and the arm can be moved. 12. A block-mounted machine in which the vertical swing of the bucket] 3 and the operation of the clamp device B can be remotely controlled by a remote controller 17.

As a result, a worker at the installation site can transport the machi block C on the road to the installation site by operating the remote control controller 17, so a single worker can transport the machi block C. Weakness can be measured.

(2) On the upper vehicle body 2 which is rotatably provided on the lower traveling body 1,
The booms 5 and 7 are provided so as to be able to swing up and down.
An arm 12 is provided on the arm 12 so as to be able to swing up and down, and a bucket 13 is provided on the arm 12 so as to be able to swing up and down, and a hydraulic balance device A that is telescopically operated by manual operation is removably suspended from the arm 12. A clamp device B is suspended from the device A, and the rotation of the upper vehicle body 2, the vertical swing of the booms 5, 7, the arms 12, and the nokkerato 13, and the operation of the clamp device B can be remotely controlled by a remote controller 17. block installation machine.

As a result, the installation of the block C on the road can be done by a worker at the location operating the remote control controller 17.
Since the installation can be carried to the location, one worker can not only carry the Machin Pro Tsuku C and reduce the power consumption, but also the hydraulic) Since the robot can be lowered slowly, the robot can be easily placed in a predetermined installation position.

〔Example〕

As shown in FIG. 1, an upper vehicle body 2 is provided on a lower traveling body 1 so as to be able to rotate freely by a rotating mechanism (not shown), and this upper vehicle body 2 includes a driver's cab 3 and a unit 4 that covers a power source such as an engine. In addition, a first boom 5 or a first boom cylinder 6 is provided on the upper vehicle body 2 so that the second boom 7 can be vertically swung by a second boom cylinder 8. A bracket 10 is provided on the second boom 9 so as to be able to swing up and down with an arm cylinder 11. An arm 12 is provided on the bracket 10 so as to be freely rotatable with a rotation mechanism (not shown). A bucket 13 is provided in a bucket cylinder 14 so as to be able to swing up and down, and the bucket 13 is attached to a base 15 with a bottom 1.
6 is a bottom dump type bucket that is swingably provided with a cylinder (not shown).

The operation of the lower traveling body 1, the turning mechanism, each cylinder, and the rotating mechanism is controlled by operating operating members such as pedals and levers (not shown) provided in the operator's cab 3, and also receives operating signals from a remote controller 17. The configuration is such that the operation can be controlled by receiving it with the receiver 18.

The upper part of the hydraulic balance device A is detachably suspended from the hook 19 of the arm 12.
A clamping device B is removably connected to the lower part of the block, so that the clamping device B can clamp and lift the block C for transportation.

As shown in FIG. 2, the hydraulic balance device A has a main body 25 having a rod chamber 23 and a head chamber 24, with a piston 22 having a rod 21 inserted into a cylinder tube 20.
The piston 22 is pushed upward by the main spring 26, and the rod chamber 23 and head chamber 25 are filled with oil.
A first oil hole 27 opened to the rod chamber 23 and a second oil hole 28 opened to the head chamber 24 are bored in the rod 21.
The oil hole 27 and the second oil hole 28 are communicated with each other by a switching valve 29 and cut off from each other.

The switching valve 29 is provided with a spool 33 for communicating and blocking the first port 31 and the second port 32 in a valve body 30 provided on the rod 21, and the spool 33 is held in the blocking position by a spring 34, and the operating lever 35, the first port 31 communicates with the first oil hole 27, and the second port 32 communicates with the second oil hole 28.

Since it is like this, if the operating lever 35 is lowered by hand and the spool 33 is placed in the communicating position, the rod chamber 23 and the head chamber 2 will be connected to each other.
4 are in communication, the rod 21 is lowered together with the piston 22 due to the load acting on the rod 21, and when the operating lever 35 is released, the spool 33 is set to the blocking position by the spring 34, and the rod chamber 23 and the head chamber 24 are blocked. From piston 2
2 is held at that position without descending, and if the load acting on the rod 21 is zero and the operating lever 35 sets the spool 33 to the communicating position, the main spring 26 causes the piston 22 to move toward the rod 2.
1 and rises to the uppermost position.

The clamp device B is constructed as shown in FIGS. 3 to 5.

That is, a presser plate 41 is integrally provided on one side of the base 40, a presser pad 42 is detachably provided at the lower part of the presser plate 41, and a downward four-striped groove 43 is formed on the other side of the base 40, A pair of clamp arms 44 are provided at both ends of the four-striped groove 43.
, 44 are swingably supported by a pin 45, and a clamp pad 46 is connected to the distal end of each clamp arm 44, 44 by a pin 47 so as to swing when an external force is applied. A clamping cylinder 48 is pivotally connected between the base ends of the arms 44 and 44, and the base 4
Connect the bar 50 to the hook 49 provided at the
0 is connected to the lower part of the rod 21 of the hydraulic balance device A and suspended from the arm 12.

Pressure oil from a hydraulic source provided in the upper vehicle body 2 is supplied to the clamp cylinder 48 by an operation valve (not shown), and the operation valve is switched by an operation signal from the remote control controller 17 to supply pressure oil to the clamp cylinder 48. It is possible to supply the following.

Therefore, as shown by the imaginary line in FIG. 1, the pair of clamp arms 44, 44 are swung in the unclamping direction and lowered from above the presser block C, as shown in FIG. The plate 41 is a rectangular body part C of the machi block C.
3, and a pair of clamp arms 44° 44 are positioned on both sides of the protrusion C2 of the block C,
The presser plate 41 is guided along the surface of the rectangular main body C1 and lowered, and the pair of clamp arms 44, 44 are swung in the clamping direction, and the clamping pads 46 and 46 are used to clamp the projection C1.
2 is clamped and raised, the presser pad 42 of the presser plate 41 is pressed against the surface of the rectangular main body C1, and the interlocking block C can be clamped and held suspended.

Next, the work procedure for installing the machi block C will be explained.

As shown in FIG. 1, the machi blocks C are transported by a truck or the like and placed one by one on the road.

During the installation, the worker E at the location holds the remote control controller 17 hanging from his neck, and then installs the block C.

When transporting the machi block C on the road to the installation site, the worker operates the remote control controller 17 to turn the upper body 2 180 degrees as shown by the imaginary line in FIG. Move it onto the block C and move it to the first block C.
The second booms 5, 7 and the arm 12 are swung downward, the clamp device B is lowered, the block C is clamped and lifted as described above, and the upper vehicle body 2 is rotated 180 degrees, as shown in FIG. As shown by the solid line in , the clamping device B is moved to the upper part of the installation location, and the first and second booms 5 and 7, and the arm 12 are
is swung downward and lowered to a position within the reach of the hydraulic balance device A or worker E.

Without running the lower traveling body 1, use the operating lever 35 of the hydraulic balance device A to lower the rod 2 with the spool 33 of the switching valve 29 in the communication position, and move the block C to a predetermined installation position. The clamp arm 41 is swung in the unclamping direction to unclamp the block C, the first and second booms 5, 7, and the arm 12 are swung upwards to raise the clamping device B, and in this state, the clamping device B is lifted. Knowledge block C
Install it in the correct position.

Thereafter, the above-mentioned work is repeated again, and the machi blocks C placed on the road are sequentially transported to the installation location and installed.

In this way, a worker at the location can operate the installation machine and transport the machi block C placed on the road to the installation location, so one worker can transport the machi block C. .

In addition, for installation, after lowering the clamp device B to the vicinity of the location, the operator E or the operating lever 3 of the hydraulic balance device A should
By operating 5 and switching the switching valve 29, the machi block C can be slowly lowered or stopped together with the clamp device B, so the machi block C can be installed in a predetermined position with a simple operation. It can be placed in

After installing the Chichi block C to some extent as described above,
The hydraulic balance device A is removed from the arm 12, and as described above, the worker E operates the remote control controller 17 to transport the body filling material and lining material on the road using the bucket 13, and move it to the slope F and the machi block C. discharge between.

At this time, as shown in FIG.
The bucket 13 is rotated 80 degrees so that the bottom part 16 of the bucket 13 faces downward, and the bottom part 16 can be opened upward for discharge, so that the body stuffing material and the lining material in the bucket can be smoothly and easily discharged.

In the above embodiment, the clamp device B is replaced by the hydraulic balance device A.
Although the clamp device B may be suspended directly from the arm 12, in that case, the arm 12, the first
・The clamping device B may be slightly lowered by slightly controlling the downward swing of the second boom 5°7.

〔Effect of the invention〕

(1) The machi block C on the road can be transported to the installation location by a worker at the location or by operating the remote control controller 17, so a single worker can transport the machi block C. Weakness can be measured.

(2) Since the clamp device B can be lowered slowly by the operator operating the hydraulic balancer device A, the interlock block can be easily placed in a predetermined position.

[Brief explanation of the drawing]

1 to 7 show embodiments of the present invention, with FIG. 1 being an overall perspective view, FIG. 2 being a sectional view of the hydraulic balancer device, and FIG.
Figure 4 is a front view and side view of the clamping device, Figure 5 is an exploded perspective view thereof, Figure 6 is an explanatory diagram of the clamping operation of the block, Figure 7 is an illustration of the operation of discharging the contents of the bucket, and Figure 8 is an illustration of the operation of discharging the contents of the bucket. The figure is a cross-sectional view of the state in which the machi blocks are stacked and installed. 1 is a lower traveling body, 2 is an upper vehicle body, 5 is a first boom, 7 is a second boom, 12 is an arm, 13 is a bucket, A is a hydraulic balance device, B is a clamp device, C is a block,
D is the road, E is the worker, and F is the slope.

Claims (2)

[Claims] (1) On the upper vehicle body 2 that is rotatably provided on the lower traveling body 1,
The booms 5 and 7 are provided so as to be able to swing up and down.
An arm 12 is provided to be able to swing vertically, and a bucket 13 is provided to the arm 12 to be able to swing up and down, and a clamping device B is detachably suspended from the arm 12 so that the upper vehicle body 2 can be rotated and the boom 5 , 7. A block installation machine characterized in that the vertical swinging of the arm 12 and the bucket 13 as well as the operation of the clamp device B can be remotely controlled by a remote controller 17. (2) On the upper vehicle body 2 which is rotatably provided on the lower traveling body 1,
The booms 5 and 7 are provided so as to be able to swing up and down.
An arm 12 is provided on the arm 12 so as to be able to swing up and down, and a bucket 13 is provided on the arm 12 so as to be able to swing up and down, and a hydraulic balance device A that is telescopically operated by manual operation is removably suspended from the arm 12. A clamp device B is suspended from the device A, and the rotation of the upper vehicle body 2, the vertical swing of the booms 5, 7, the arm 12, and the bucket 13, and the operation of the clamp device B can be remotely controlled by a remote controller 17. A block installation machine characterized by: