JPH08182139A - Roller device for extending cable - Google Patents

Abstract

PURPOSE: To excellently and efficiently lay and extend a cable by using a cable rack. CONSTITUTION: A roller device for extending cable is provided with a fitting section 1 used for fitting the roller device to a cable rack R, supporting section 5 which is successively provided to the fitting section 1 so that the section 5 can be positioned below the slave beam Rb of the rack R, and roller section 12 on which a cable can be put and which can be displaced against the beam Rb in the vertical direction.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire drawing roller device for smoothly drawing a wire.

[0002]

2. Description of the Related Art An example of this type of roller device for wire drawing is disclosed in Japanese Utility Model Publication No. 3-40021. This one is a pedestal, fixing means, roller base,
And a plurality of disc-shaped rollers for wire passage. The gantry is installed between the main girders of the cable rack. The fixing means removably fixes the gantry to the parent girder. The roller base is rotatable and slidable on the base,
It is positioned and fixed by the positioning means. The disc-shaped roller for the wire is rotatably supported on a roller base and mounted in a row.

[0003] The roller device for wire drawing is used as follows. First, the roller base is attached to the base, and the base is mounted between the parent girders of the cable rack by fixing means. Then, the roller base is positioned and fixed by the positioning means. Then, the cable is extended while being placed on the disk-shaped roller for wire passing.

[0004]

By the way, in the above-mentioned thing, in order to transfer and mount the cable extended on the disk-shaped roller for passage on the slave girder of the cable rack, the cable is manually placed. It must be moved or removed from the cable rack. Further, since these works are carried out at a high place due to the arrangement of the cable rack, there is a problem that dangerous and difficult works must be carried out with great effort.

Further, there are various kinds of cables to be extended, and there is a problem that depending on the type and size of the cable, even if the cable is placed on a disc-shaped roller for wire passage, it will come into contact with the sub-beam. . In other words, there are inconveniences such as a larger force being required to pull the cable and a possibility that the cable is damaged by friction.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a wire-drawing roller device capable of carrying out wire-drawing placement work of a linear member satisfactorily and efficiently. There is.

[0007]

In order to solve the above-mentioned problems, the wire-rolling roller device according to the first aspect of the present invention is located below the attachment part for attaching to the cable rack and the child girder of the cable rack. And a roller portion which can be placed on the linear member and which is supported by the support portion so as to be displaceable in the vertical direction of the spar. .

Further, in the wire-drawing roller device according to the second aspect, the roller portion according to the first aspect is formed so as to be displaceable in the lateral width direction of the cable rack.

[0009]

According to the structure of the present invention, by displacing the roller portion, which is located above the sub-girder of the cable rack and on which the linear body is placed, below the sub-girder, the linear body is cabled. It can be mounted on the rack spar girder.

According to the structure described in claim 2, in addition to the function described in claim 1, by displacing the roller portion in the lateral width direction of the cable rack, a plurality of linear bodies are aligned and mounted on the sub-beam. Can be placed.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.

This roller device for wire drawing has a mounting portion 1,
The support unit 5 and the roller unit 12 are provided.

The mounting portion 1 is for mounting on the cable rack R, and comprises locking hooks 2, 2, a mount 3, and a nut member 4. The locking hook 2 is for locking to the parent girder Ra of the cable rack R, and the upper end thereof is
Is bent and formed so as to be locked at the upper end of the. A male screw is engraved on the outer periphery of the lower end of the locking hook 2. Stand 3
Has a length larger than the horizontal width of the cable rack R, is located below the slave girder Rb of the cable rack R, and is installed in the horizontal width direction of the cable rack R 1. Through holes (not shown) through which the lower ends of the locking hooks 2 pass are provided at both ends of the gantry 3. The nut member 4 is made of, for example, a wing nut and is screwed to the lower end of the locking hook 2.
That is, the wing nut is screwed in a state where the lower end of the locking hook 2 is passed through the through-hole, so that the locking hooks 2
And the pedestal 3 are connected.

The support portion 5 is connected to the mounting portion 1 so as to be positioned below the sub beam Rb, and is composed of a connecting base 6, guide rods 9 and 9, a support base 10 and the like. Connection stand 6
Like the gantry 3, it is arranged in the width direction of the cable rack R. 8 and 8. The guide rods 9 and 9 can be installed on the support base 10 described later in a cable rack.
It is for displacing R in the lateral direction. The guide rods 9 and 9 are separated from each other by a predetermined distance and extend in the lateral direction of the cable rack R so that the connecting base 6
It is fixed between the shaft stoppers 8 and 8.

The support base 10 supports a roller section 12 described later, and has an insertion hole (not shown) through which guide rods 9, 9 are inserted.
Have. That is, by disposing the guide rods 9 and 9 in the insertion holes of the support base 10 and fixing them to the shaft stoppers 8 and 8 of the connection base 6, the support base 10 can be displaced in the lateral width direction of the cable rack R. You can Further, the support base 10 is provided with a bearing 11 for threadably supporting the screw shaft 13 of the roller portion 12. The bearing 11 has a substantially cylindrical shape, and the openings at both ends are slave beams.
It is provided so as to be positioned in the vertical direction of Rb, and an internal thread is engraved on the inner periphery thereof.

The roller portion 12 is a cable C which is a linear body.
And is supported by the support portion 5 so as to be displaceable in the vertical direction of the child beam Rb. The roller unit 12 has a screw shaft 13, a roller holder 14, and a roller body 18. The screw shaft 13 has a predetermined length and is screwed through the bearing 11 of the support base 10. The screw shaft 13 is displaced in the vertical direction of the sub-spar Rb by being rotated.

The roller holder 14 is attached to the upper end of the screw shaft 13 and has a U-shape whose upper side is opened from the facing pieces 15 and 15 parallel to the parent beam Ra and the connecting piece 16 parallel to the child beam Rb. Make a state. A roller body 18 described below is held between the opposing pieces 15 and 15 of the roller holding body 14. On the other hand, the connecting piece 16 has a screw shaft 13
A connecting portion 17 is provided which is connected to the upper end of the. That is, the roller holder 14 and the roller body 18 follow the screw shaft 13 for vertical displacement, but do not follow the rotation. The cable C is placed on the roller body 18, and the roller body 18 is rotatably held between the facing pieces 15 and 15 of the roller holder 14. This roller body 18
Is formed so that the middle portion thereof has a concave shape so that the placed cable C does not easily come off.

Further, since the support 10 of the support portion 5 can be displaced in the width direction of the cable rack R, the support 10
Similarly, the roller portion 12 supported by is also displaced.

Further, at the lower end of the screw shaft 13 of the roller portion 12, an adjusting handle 19 is provided as an operating means for rotating the screw shaft 13. This adjustment handle 19
By rotating the roller, the roller part 12 can be easily
It can be displaced in the vertical direction of Rb. Further, by providing such an adjustment handle 19, it is possible to reduce the danger and difficulty in working at a high place.

The roller device for wire drawing is used as follows. First, this device is attached to the cable rack R by the attaching portion 1. Next, the support base 10 of the support portion 5 is displaced in the lateral width direction of the cable rack R to determine the extension position. Next, the adjustment handle 19 is rotated to adjust the roller body 18 of the roller unit 12 so that the roller body 18 is positioned at a desired height above the child beam Rb. At that time, the cable to be extended
The height can be adjusted according to the type and size of C, and therefore, it is possible to prevent the cable C from coming into contact with the sub beam Rb and avoid any inconvenience. Next, the cable C is placed on the roller body 18 to perform a wire drawing operation. Next, after the wire drawing operation is completed, the adjustment handle 19 is rotated to adjust the roller main body 18 so as to be positioned below the sub-spar Rb. As a result, the cable C that has been placed on the roller body 18 is placed on the sub-spar Rb. Therefore, there is no need to move the cable C by hand or remove the device itself, which greatly reduces the time and effort required for the transfer and placement work of the cable C, and the extension work of the cable C can be performed well. It can be done efficiently.

When a plurality of cables C are to be extended, first, one cable C is placed on the sub-beam Rb.
With the roller body 18 positioned below the sub-spar Rb, the support base 10 of the support portion 5 is displaced in the width direction of the cable rack R. Then, after shifting the roller portion 12 to a desired position, the adjusting handle 19 is operated, and the roller main body 18 is moved to the child beam Rb.
At the desired height above. Then, another cable C to be extended is placed on the roller body 18 to perform the extension operation. By repeating such a procedure, a plurality of cables C can be aligned and mounted on the sub-spar Rb.
Moreover, since it is not necessary to move the roller C by hand to move the position of the roller section 12 or remove the device itself, even if there are multiple cables C to be extended, it is good and efficient. The wire can be placed. In addition, the roller section 12 is connected to the cable already extended.
By positioning the cable C to the side and displacing it in the width direction of the cable rack R by pushing the cable C, the existing cable C can be tidy and the cable storage space of the cable rack R can be used efficiently. It is possible.

The linear member is not limited to the cable, but may be, for example, a guide rope for drawing the cable into the cable rack. Further, the details of the mounting portion, the supporting portion, the roller portion and the like can be appropriately changed in design without departing from the scope of the present invention.

[0023]

According to the roller device for wire drawing of claim 1,
The linear member can be placed on the spar girders of the cable rack by displacing the roller portion, which is located above the spar girders of the cable rack and in which the linear members are placed, below the slave girders. Therefore, it is possible to favorably and efficiently perform the wire-drawing placement work of the linear body.

In addition to the effect of claim 1, the wire-drawing roller device according to claim 2 displaces the roller portion in the lateral width direction of the cable rack, whereby a plurality of linear bodies are arranged on the sub-beam. Can be placed side by side. Therefore, it is possible to favorably and efficiently perform the wire-drawing placement work of the plurality of linear bodies.

[Brief description of drawings]

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

FIG. 2 is a side view thereof.

FIG. 3 is a front view showing a state in which the roller portion is located above a child girder of the cable rack.

FIG. 4 is a front view showing a state in which the roller portion is located below a child girder of the cable rack.

FIG. 5 is a front view showing a state where the roller portion is located on a side of the cable.

FIG. 6 is a front view showing a state in which the roller unit is displaced in the lateral width direction of the cable rack so as to press the cable.

[Explanation of symbols]

 1 Mounting part 5 Support part 12 Roller part R Cable rack Rb Secondary girder C Cable

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Setsuo Takaishi 2-4 Awaza, Nishi-ku, Osaka City, Osaka Prefecture Sumitomo Electric Construction Co., Ltd. (72) Inventor Yoshikazu Imazu 2-chome Awaza, Nishi-ku, Osaka City, Osaka Prefecture No. 4 Sumitomo Electric Construction Co., Ltd.

Claims (2)

[Claims] 1. A mounting part for mounting on a cable rack, a supporting part which is arranged below the slave girder of the cable rack and is connected to the mounting part, and a linear body on which a wire can be placed. A roller device for wire-drawing, comprising: a roller part supported by a support part so as to be displaceable in the vertical direction of the girder. 2. The wire drawing roller device according to claim 1, wherein the roller portion is formed so as to be displaceable in a lateral width direction of the cable rack.