JPH05263581A - Double pipe rod handling device - Google Patents

Abstract

PURPOSE:To make it possible to carry out both connection and collection work in remote control mode by clamping a double pipe rod for a proper alignment at an added position of a drilling center of a drill and collecting an extraction pipe in a reverse motion. CONSTITUTION:A double pipe rod R is inserted into and set in a rod holder 9, an outer rod clamp 10 and an inner rod clamp 11 where it is clamped. Then, the clamp 9, the outer rod clamp 10 and the inner rod clamp 11 are connected to a shaft 6 by way of a connection member 8 and rotated on its center so that the double pipe rod R may be rotated as well. The shaft 6 is installed to a raise frame 3 while the raise frame 3 is turned over with a cylinder 5 so that it may be freely adjusted from a horizontal position up to a vertical position. Even the clamped double pipe rod R is made adjustable to set from the horizontal position up to the vertical position. This construction makes it possible to align and set the double pipe rod R with the drilling center of a drill 1 at its extended position.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a double pipe rod handling device for supplying a double pipe rod to a drilling machine and for removing and collecting the double pipe rod from the drilling machine.

[0002]

2. Description of the Related Art In a drilling machine, a double pipe excavating rod (hereinafter referred to as a double pipe rod) is used to drill holes up to a predetermined depth while successively adding the rods. Conventionally, the supply and replenishment of a double pipe rod to this punching machine have been manually set by a worker by supplying the pipe by a human power or a crane or the like and aligning it.
Also, when removing the pipe, a crane is used to collect it.

[0003]

However, it would be very troublesome if it is supplied manually or by a crane or the like, and if the operator manually sets the extension at the extension position while aligning it using a crane or the like. Rate and
It is also dangerous. Further, even when the double pipe rod is recovered by removing the pipe, the conventional method is troublesome and impossible.

In view of the above points, the present invention has an object to provide a double pipe rod handling device capable of automatically supplying and collecting the double pipe rod in a remote operation. Is.

[0005]

In order to achieve the above object, the present invention relates to a double pipe rod handling device which is provided on the side of a drilling machine and which handles a double tube rod with the drilling machine. A bracket fixed to a proper position of the punching machine main body and extending laterally; a raise frame pivotally attached to the bracket and rotatable up and down by a cylinder; and a bracket provided on the raise frame parallel to the punching machine. A shaft rotated by a rotary actuator, a rod holder, an outer rod clamp and an inner rod clamp sequentially connected to the shaft in the axial direction, the rod holder,
The outer rod clamp and the inner rod clamp are configured to include an inner rod abutting member which is provided at an extension line of the clamp axis of the outer rod clamp and which is moved forward and backward by the cylinder.

[0006]

The raising frame is rotatably pivoted to the bracket and can be raised and lowered by the cylinder, so that the tilt angle can be freely adjusted. A shaft provided on the raise frame in parallel with the punching machine can be rotated by a rotary actuator. Further, since this shaft is provided in the raise frame, the tilt angle can be adjusted together with the raise frame.

Since the shaft is provided with a rod holder, an outer rod clamp and an inner rod clamp in order from the front of the excavation along the axial direction, a double pipe rod is clamped to each clamp to form a double pipe rod. Can be installed. Since the inner rod contact member that can be moved forward and backward by the cylinder is provided in the clamp shaft center direction, the inner rod of the set double pipe rod can be pushed out of the outer rod by this contact member and can go out. Therefore, after being pulled out from the outer rod, this protruding portion can be clamped by the inner rod clamp.

Since the rod holder, outer rod clamp and inner rod clamp are connected to the shaft, they can be rotated by rotating the shaft with a rotary actuator.
The double tube rod clamped to the outer rod clamp and the inner rod clamp can be rotated. Therefore, the clamped double pipe rod can be set by aligning it with the position of the double pipe rod of the drilling center of the drilling machine by rotating it with the rotary actuator, and vice versa when removing the pipe. The double tube rod can be collected with.

[0009]

The present invention will be described in detail below with reference to the illustrated embodiments. FIG. 1 is a front view showing an embodiment of the present invention, and FIG. 2 is a side view of the same, showing a double pipe rod handling device 1
Are provided side by side in parallel with the punching machine 21.

The drilling machine 21 is a drill head (not shown) that moves forward and backward along the guide cell 22 and is equipped with a double pipe rod, which is rotated, fed and hit to form a hole. Since it is well known in the art, its detailed description is omitted. In addition, 23 is an outer rod clamp of the punch 21 and 2
Reference numeral 4 denotes an inner rod clamp of the punching machine 21, which clamps when connecting (adding) the double pipe rods. Further, 25 is an inner rod centerizer of the punch 21.

The bracket 2 is provided at a proper position of the punch 21.
Is fixed and extended laterally, and a raise frame 3 is pivotally attached to the bracket 2 by a pivot 4. A cylinder 5 is connected to and supported by the raise frame 3 so that it can be tilted up and down, and the tilt angle can be freely adjusted.

A shaft 6 is provided on the raise frame 3 in parallel with the punching machine 21, and a rotary actuator 7 is connected to the shaft 6 for rotation. Since the shaft 6 is provided on the raise frame 3, the shaft 6 tilts when the raise frame 3 tilts. Therefore, the tilt angle of the shaft 6 can be adjusted by expanding and contracting the cylinder attached to the raise frame 3.

A rod holder 9, an outer rod clamp 10 and an inner rod clamp 11 are sequentially provided on the shaft 6 through a connecting member 8 from the front of the excavation. The rod holder 9 holds the double tube rod R, and the outer rod clamp 10 holds the outer rod R.
1 for clamping inner rod clamp 1
1 clamps the inner rod R2. The rod holder 9, the outer rod clamp 10 and the inner rod clamp 11 may be conventionally known ones used in a drilling device or the like. For example, as shown in FIG. 3, the double tube rod R is clamped by the clamp pieces 12a, 12b, 12c that advance and retreat toward the center of the rod R.

Further, on the extension line of the clamp shaft center of the rod holder 9, the outer rod clamp 10 and the inner rod clamp 11, an inner rod abutting member 13 which advances and retracts along the extension line of the shaft center is provided. The cylinder 14 is connected to the inner rod contact member and is moved forward and backward. The inner rod abutting member 13 is used to cause the inner rod R2 of the double pipe rod R to project (go out) from the outer rod R1 and to be clamped by the inner rod clamp 11.

However, the double pipe rod handling device 1 of the above-mentioned embodiment operates as follows. The double tube rod R can be inserted through the rod holder 9, the outer rod clamp 10 and the inner rod clamp 11 to be set and clamped for mounting. At this time, the inner rod R
2, the double tube rod R is set and held by the rod holder 9, and then the inner rod abutting member 13 is advanced by the cylinder 14 so that the tip end is moved out from the outer rod R1 and clamped by the inner rod clamp 11.

Rod holder 9, outer rod clamp 1
0 and the inner rod clamp 11 are connected to the shaft 6 via the connecting member 8, and the shaft 6 is rotated by the rotary actuator 7, so that the rod holder 9, the outer rod clamp 10, and the inner rod clamp 11 are also connected to the shaft 6. You can rotate around. That is, the clamped double tube rod R can also rotate as shown in FIG. FIG. 3 is a schematic view taken along the line AA of FIG. 1, showing a state in which the double pipe rod R clamped by the clamps 10 and 11 is rotated and moved to the punching machine 21 side. ..
At this time, the terminal end that is rotated and moved to the punching machine 21 side is set so that the clamped double tube rod R is located at the double tube rod setting position of the drilling center of the drilling machine 21. Therefore, the double pipe rod R clamped by the rod holder 9, the outer rod clamp 10 and the inner rod clamp 11 should be rotated by the rotary actuator 7 to be moved to the double pipe rod addition position (set position) of the punch 21. You can

The rod holder 9, the outer rod clamp 10 and the inner rod clamp 11 are connected to each other by the connecting member 8.
Is connected to the shaft 6 via the shaft 6, the shaft 6 is provided on the raise frame 3, and the raise frame 3 is attached to the bracket 2
Is rotatably pivoted to the raise frame 3 and the cylinder 5
Since the cylinder 5 supports the rod holder 9, the outer rod clamp 10, and the inner rod clamp 11 by tilting the raise frame 3 with the cylinder 5, the rod holder 9, the outer rod clamp 10, and the inner rod clamp 11 can be tilted. You can freely adjust up to. Therefore, the tilted position of the clamped double pipe rod R can be freely adjusted. That is, the tilting angle of the double pipe rod handling device 1 can be maintained regardless of the tilting angle of the punch 21. For example, since it can be held in a horizontal position regardless of the drilling angle of the drilling machine 21, the double pipe rod can be clamped in the horizontal position, and then can be handled by the drilling machine 21 according to the drilling angle of the drilling machine 21.

According to such a double pipe rod handling device 1, the clamped double pipe rod R can be rotated by the rotary actuator 7 to be aligned and set at the additional position of the drilling center of the drilling machine 1. it can. On the contrary, when removing the tube, the double tube rod R can be recovered by the reverse operation. That is, the rod holder 9, the outer rod clamp 10 and the inner rod clamp 11 are rotated to be positioned at the position of the double pipe rod of the drilling machine 21, and after the pipe removal is clamped, it is rotated in the reverse direction from the drilling machine 21. Can be collected.

[0019]

As described above, according to the present invention, the double pipe rod can be clamped to be aligned and set at the position where the double pipe rod which is the drilling center of the drilling machine is added, and the pipe can be clamped. Then, it can be recovered from the punch. Therefore, the double pipe rod can be supplied to the punching machine by remote operation from the operation panel for connection work, so that the double pipe rod can be supplied and connected easily and safely. The extubation can be recovered by a remote control from the operation panel from the punching machine, and the like.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of the present invention.

FIG. 2 is a side view showing an embodiment of the present invention.

FIG. 3 is a schematic arrow view taken along the line AA of FIG.

[Explanation of symbols]

 1 Double Pipe Rod Handling Device 2 Bracket 3 Raise Frame 5 Cylinder 6 Shaft 7 Rotary Actuator 9 Rod Holder 10 Outer Rod Clamp 11 Inner Rod Clamp 13 Inner Rod Abutting Member 14 Cylinder

Claims (1)

[Claims] 1. A double pipe rod handling device provided on a side of a punching machine for handling a double pipe rod with the punching machine, the device being fixedly installed at a proper position of a punching machine main body and extending laterally. Bracket, a raise frame that is rotatably pivoted to the bracket and can be raised and lowered by a cylinder, a shaft that is provided on the raise frame in parallel with the punch and that is rotated by a rotary actuator, and an axial direction of the shaft. A rod holder, an outer rod clamp and an inner rod clamp, which are sequentially connected along the rod holder,
A double pipe rod handling device comprising: an inner rod abutting member which is located at an extension line of the clamp shaft center of the outer rod clamp and the inner rod clamp and which advances and retreats with a cylinder.