JP3064601U - Pile press-in / pull-out machine with winding device - Google Patents

Abstract

(57) [Problem] To provide a pile press-in / pull-out machine with a winding device that can keep the transportation height low with a simple configuration. SOLUTION: A pile press-in / pull-out machine 1 with a winding device is provided with a connection port for a hydraulic oil supply pipe or the like at a rear portion 5a of a mast 5 containing a hydraulic device, and a hydraulic hose or the like is wound up so as to be able to be fed out. The take-up device 6 is configured to stand up. The take-up device 6 includes a take-up drum 8 and support legs 9 that rotatably support the take-up drum 8. The support leg 9 is configured such that the take-up drum 8 has a mast rear portion 5a. And is attached to the rear part 5a of the mast so as to be capable of tilting by means of a tilting means 10 which allows the tilting operation to the rear of the connection port.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a pile press-in / pull-out machine with a winding device, and more particularly to a pile press-in / pull-out device with a take-up device that can keep the transport height low with a simple configuration.

[0002]

[Prior art]

 As shown in FIG. 5, a conventional pile press-in / pull-out machine 101 with a winding device is configured such that a winding device 103 stands upright at a rear portion of a mast 102 that accommodates hydraulic equipment. The winding device 103 feeds or winds a hydraulic hose or the like for an auger device (not shown) that moves up and down. The rear part 102a of the mast 102 is connected with a large-diameter high-pressure hose, etc., at a position facing the rear hydraulic source because the pile press-in / pull-out machine needs to advance and retreat on the pile row while receiving the supply of high-pressure hydraulic oil from the rear hydraulic source. Then, the take-up device 103 is arranged above it so as not to interfere with it.

[0003]

[Problems to be solved by the invention]

 However, in the winding device 103, it is difficult to reduce the diameter of the winding drum due to the relationship between the winding capacity and the width of the machine body. Therefore, the height E at the top of the winding device 103 limits the road transportation limit. If it exceeds, it is configured to be detachable, and during transportation, the winding device 103 is detached, lifted at the construction site, attached to the body, assembled and used. Therefore, a lot of man-hours including connection of hydraulic piping and the like were forced by on-site work under poor conditions for the attaching and detaching work.

[0004] An object of the present invention is to provide a pile press-in / pull-out machine with a winding device that can keep the body height during transportation low with a simple configuration.

[0005]

[MEANS FOR SOLVING THE PROBLEMS] In order to solve the above-mentioned problems, a pile press-in / pull-out machine with a winding device, which is configured by erecting a winding device that winds up a hydraulic hose or the like so as to be able to be fed out at the rear portion of the body. The winding device includes a winding drum and supporting legs for rotatably supporting the winding drum. The supporting legs can allow a tilting operation until the winding drum has a height equal to or less than a predetermined total height. A pile press-in / pull-out machine with a take-up device will be constructed by tiltingly attaching to the rear of the mast via a tilting means.

In the winding device, the height of the winding drum is reduced by tilting the winding drum to the rear of a connection port such as a hydraulic oil supply pipe by means of the support legs being tiltable, while the supporting legs are pulled. Raising the pavement opens the rear of the connection port at the rear of the mast, ensuring the operating conditions of the pile press-in / pull-out machine.

The winding device is provided with a winding guide for guiding the winding of a hose or the like, and the mounting arm is configured to be retractable so that the height of the winding device when the winding device is inclined can be increased. The size can be minimized. The tilting means is configured by a rotating mechanism for connecting the supporting legs in a bendable manner and a fixing mechanism for fixing the supporting legs at a predetermined rotation angle, so that the tilting means can be easily configured. it can. The folding means includes a limit member for regulating the operation of the support leg in at least one of a required rotation range thereof and a receiving portion opposed to and abutting against the limit member, so that the positioning pin is provided at the limit position. Can be easily inserted and removed.

[0008]

[Embodiment of the invention]

 FIG. 1 is a side view of a pile press-in and pull-out machine with a winding device according to an embodiment of the present invention. The pile press-in / pull-out machine 1 includes a saddle 3 for supporting the body with respect to the row of piles 2, a mast 5 which can be pivoted on the saddle 3, and a winding device 6 attached to a rear portion 5a of the mast 5. . The mast 5 is provided with a chuck 7 at the front thereof so as to be able to move up and down.

The winding device 6 includes a winding drum 8 that winds a hydraulic hose, an electric cable, and the like, and support legs 9 that rotatably support the winding drum 8. The support leg 9 is attached to the rear part of the mast 5 so that the winding drum 8 can be tilted through a tilting means 10 that allows the winding drum 8 to tilt to the rear of a connection port (not shown) such as a hydraulic hose. At the same time, attach the hanging hook 11 to be used for raising.

The tilting means 10 includes a rotation mechanism including a connecting pin 12 and the like rotatably connected to the mast 5 side, and a removable positioning pin 13 for positioning between an inclined position and an upright position. And a fixing mechanism. The winding device 6 is provided with a winding guide 14 for guiding winding of a hose or the like, and the mounting arm 15 is connected to the connecting pin 16 and the positioning pin 17 so as to minimize the body height dimension A. And bendable.

FIG. 2 is a view taken in the direction of arrow B in FIG. The take-up drum 8 of the take-up device 6 has a plurality of take-up sections for taking up a hydraulic hose, an electric cable and the like, a rotary joint 8a and a drive hydraulic motor 8b at the center axis position, and the width of the mast 5 is provided. Configure within dimensions. It is necessary to connect hydraulic oil supply pipes and the like necessary for operation of the pile press-in / pull-out machine from the rear of the machine below the take-up drum 8. Tilt to position.

FIG. 3 is an enlarged view showing details of the folding means of FIG. 1, and FIG. 3A is a partially cutaway view of a main part of FIG. 1, and FIG. It is. The base of the support leg 9 is rotatably connected to the bracket 5b on the mast side by a connecting pin 12, and a boss 21 for inserting the positioning pin 13 is protruded toward the bracket 5b at a position away from the connecting pin 12. Provide. If necessary, a stopper 13a is provided to fix the boss 21 with the positioning pin 13 inserted.

The bracket 5b on the mast side is provided with positioning holes 24 and 25 through which the positioning pins 13 are inserted at the inclined position and the upright position, thereby relatively configuring a fixing mechanism between the bracket 5b and the support leg 9. Limit members 22 and 23 for regulating the rotation range are provided at the inclined position and the standing position. The limit members 22 and 23 have a substantially semicircular shape that receives the outer periphery of the boss 21 as a receiving portion that is restricted in movement, and is provided at the inclined position 24 and the upright position 25 of the support leg 9 for inserting and removing the positioning pin 13. In order to arrange them correspondingly, they are relatively configured between the bracket 5b and the support legs 9 similarly to the fixing mechanism.

FIG. 4 is a side view showing an operation state of the pile press-in / pull-out machine with a winding device of FIG. After the pile press-in / pull-out machine in which the winding device 6 is fixed at the inclined position is carried into the pile working site, the mounting arm 15 and the winding device 6 are raised.

In detail, the positioning pin 13 is pulled out at the inclined position, a crane (not shown) is hung on the hook 11 of the winding device 6 and lifted, and the winding device 6 is raised to its rotation limit. Fix with. When the holding spring is not used, the winding device 6 is fixed by inserting the positioning pin 13 at the rotation limit position.

When the take-up device 6 is fixed at the upright position, the retracting of the take-up drum 8 opens the rear space facing the rear portion 5a of the mast, and connects the hydraulic oil supply pipe and the like to operate the pile press-in and pull-out machine. This makes it possible to connect the hoses 32 for the auger device 31 from the winding device 6, attach the auger device 31 to the chuck 7, and perform a pile operation such as press-fitting.

As described above, the winding device can be easily operated by the simple tilting means of the present invention. In addition, the winding device can be fixed to the inclined position by the reverse operation of the above procedure, and the machine can be transferred to the next work site with the body height suppressed. Therefore, the pile press-in / pull-out machine with the take-up device of the present invention can easily switch the conditions during transfer and during operation with a simple configuration. It is clear that the operation of the winding device can be similarly performed via a simple winding mechanism mounted on the upper part of the mast or the like.

[0018]

[Effect of the invention]

 The pile press-in and pull-out machine with the winding device of the present invention has the following effects. The take-up device is designed so that the height of the take-up drum can be kept small by tilting the take-up drum to the rear of the connection port of the hydraulic hose etc. The opening behind the connection port is opened to ensure operating conditions. Therefore, the pile press-in / pull-out machine with the take-up device of the present invention can be easily raised at the construction site while keeping the height at the time of transportation small by using the retractable support legs that do not require a complicated structure. It can be operated without any trouble by the work.

[Brief description of the drawings]

FIG. 1 is a side view of a pile press-in and pull-out machine with a winding device according to an embodiment of the present invention.

FIG. 2 is a view taken in the direction of arrow B in FIG. 1;

FIG. 3 is an enlarged view showing details of a folding means in FIG. 1;

FIG. 4 is a side view showing an operating state of the pile press-in / pull-out machine with the winding device of FIG. 1;

FIG. 5 is a side view of a conventional pile press-in and pull-out machine with a winding device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pile press-in / draw-out machine with a winding device 5 Mast 5a Mast rear part 6 Winding device 8 Winding drum 9 Support leg 10 Falling means 11 Hanging hook 12 Connecting pin (rotation mechanism) 13 Positioning pin (fixing mechanism) 14 Winding Guide 15 Mounting arm 21 Boss (receiving part) 22, 23 Limit member 24 Inclined position 25 Standing position 32 Hose A Body height

Claims (2)

[Utility model registration claims] 1. A pile press-in / pull-out machine with a winding device, wherein a winding device that winds up a hydraulic hose or the like so as to be able to be fed out is erected at a rear portion of the body. The support leg is rotatably supported, and the support leg is tiltably attached to a rear portion of the mast through a tilting means that allows a tilting operation until the winding drum has a height equal to or less than a predetermined total height. A pile press-in / pull-out machine with a take-up device, which is mounted. 2. A press-fitting pile with a take-up device according to claim 1, wherein said take-up device is provided with a take-up guide for guiding take-up of a hose or the like, and a mounting arm of said take-up guide is configured to be retractable. Drawing machine.