JPH07196245A - Drum change auxiliary device - Google Patents

Abstract

PURPOSE:To save labor in a change of a winding drum and to improve productivity of a cable. CONSTITUTION:A drum change auxiliary device 12 is arranged above the first winder 14 and is provided with a rail 40, which is arranged while employing a pass line L of a cable 2 as the center line, a helper 32, which is freely movable on the rail 30, and an automatic cutter 34, which automatically cuts the cable 2 at right behind the helper 32. In attaching of the cable 2 on an empty winding drum 22 in the first winder 14, a rotational drive of the helper 32 is stopped when the tip 2a of the cable 2 reaches a pick finding point of the drum 22, and then, attaching work is carried out. The cable 2 continuously fed during this process can be absorbed as being hung from the rail 30 toward a floor FL. In this way, attaching work of the cable 2 in a change of winding drum can be carried out by a single worker.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary device for drum replacement, and more particularly to an auxiliary device for drum replacement which is preferably arranged in a large size cable manufacturing line.

[0002]

2. Description of the Related Art Large-sized cables such as electric power cables have large diameters and heavy weights. Therefore, a large number of workers are required to lift the cables when the cables are wound around a drum.

FIG. 3 is an explanatory view showing the above-mentioned working state. For example, three workers W1 to W3 lift up the tip end of the cable 2 sent out from the take-up machine 1 to the take-up machine 3. The tip of the cable 2 is wound around the winding drum 4 which is rotatably supported, and the remaining worker W4 waiting for it on the opposite side of the winder 3 receives it to wind the tip of the cable 2 by appropriate means. It was fixed on drum 4.

[0004]

When continuous operation such as in an extrusion line is required, as shown in FIG.
When the winding drum 4 is replaced, the cable 2 is fixed while the work of fixing the tip of the cable 2 to the winding drum 4 is being performed.
Is continuously sent out, a storage portion of the cable 2, a so-called accumulation amount A, is generated between the take-up machine 1 and the winding drum 4. Correspondingly, in order to smoothly wind the cable, it is necessary for a large number of workers W to pull the cable 2 so as to bend sideways from the normal pass line L. As mentioned above, since the cable has a large diameter and heavy weight, an ordinary accumulator cannot be used for these operations, which requires heavy labor for a large number of workers. The productivity was very poor because it required personnel.

Therefore, an object of the present invention is to provide a drum replacement assisting device which achieves labor saving of the winding drum replacement when replacing the winding drum of a large-sized cable and improves productivity of a long body. That is.

[0006]

The above object can be achieved by a drum replacement assisting device according to the present invention. In summary, the present invention relates to a drum replacement auxiliary device used when replacing a winding drum that winds a long body sent from a take-up machine, wherein a long body extending from the take-up machine to the take-up drum is used. The rail disposed above the winding drum with the pass line as the center line, the elongated body holding and conveying body that is movable on the rail and is capable of sandwiching and releasing the elongated body, and the elongated body. The drum replacement assisting device is provided with an automatic cutter that automatically cuts.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the drum replacement assisting device according to the present invention will be described below in more detail with reference to the drawings. In the present embodiment, the drum replacement assist device will be described as being applied to an extrusion line that continuously operates.

In FIGS. 1 and 2, along the running line, that is, the path line L, on which the cable 2, which is a long body manufactured by a cable manufacturing apparatus not shown, travels,
A take-up machine 1, a drum exchange assisting device 12, and first and second take-up machines 14 and 16 are provided. 1st winding machine 1
4 are arranged on the pass line L on the upstream side of the second winder 16 at intervals so that a worker can work.

The first and second winders 14, 16 are traverse type winders, and are movable on rails 18, 20 laid so as to intersect the pass line L at right angles. Further, winding drums 22 and 24 are attached to the first and second winding machines 14 and 16 respectively by drive motors 26 and 28 so as to be rotatable in the winding direction of the cable 2 and detachable.

As shown in FIG. 1, the drum replacement assisting device 12 is provided above the first winder 14 and has a pass line L.
A helper rail 30 laid parallel to the second winder 16 and substantially above the second winder 16;
0 is a movable helper 32 (hereinafter simply referred to as a helper), which is a long-body sandwiching carrier provided movably on 0, and an automatic device that is provided immediately after the helper 32 and automatically disconnects the cable 2 at appropriate timing. A cutter 34 is provided. still,
The helper 32 is composed of two endless orbital zones 3 which can be moved up and down freely.
4a and 34b, and can be made of, for example, synthetic rubber or synthetic resin that does not damage the cable 2 when it is nipped and conveyed. Further, the helper may be configured to be movable in the left-right direction with respect to the pass line.

Further, on the floor FL between the drum replacement auxiliary device 12 and the take-up machine 3, there is provided a recess 36 along the pass line L for absorbing the amount of accumulation of the cable 2 that occurs when the take-up drum is replaced. . Furthermore, the pass line L
A plurality of guides 3 that guide the movement of the cable 2 along the
8 are arranged at appropriate intervals.

When the cable 2 manufactured by the cable manufacturing apparatus (not shown) is first wound around the winding drum 22 in the above-described configuration, the cable 2 sent out by the take-up machine 1 is attached to the tip of the cable 2. A lead wire 2a such as a rope is tied and guided by a plurality of guides 38 arranged along the pass line L to the exit point of the winding drum 22 via the helper 32 and tied.

Since the fixing work of the lead wire 2a of the cable 2 must be performed manually, the rotation driving of the helper 32 is stopped when the lead wire 2a reaches the exit point of the winding drum 22, and the fixing work is performed. Do. Since the traveling of the cable 2 continues during this period, accumulation occurs between the take-up machine 1 and the helper 32. This accumulation is shown in Figure 1.
As indicated by the broken line in the middle, the drum replacement auxiliary device 12 is in a state of hanging downward from the tip of the rail 30.

When the fixing work is completed, the helper 32 is driven to rotate again, and the cable 2 is wound around the winding drum 22. During this winding, the cable accumulation is gradually absorbed, and the normal running state shown by the solid line in FIG. 1 is achieved.

Next, when the winding drum 22 is fully wound, the rotation of the winding drum 22 is stopped and the helper 3
The rotation drive of 2 is stopped, the automatic cutter 34 is operated, and the cable 2 is cut.

With the cable 2 clamped by the helper 32, the helper 32 is moved on the rail 24 in the direction of the second winder 16 shown by the arrow B and stopped at an appropriate position shown by the broken line in the figure. . After that, the helper 32 is driven to rotate, and the tip 2a of the cable 2 is moved to the winding drum 24 of the second winding machine 16.
And the rotation drive of the helper 32 is stopped. Here, the work of fixing the tip portion 2a of the cable 2 to the winding drum 24 is performed by appropriate means.

During this time, the cable 2 is continuously drawn by the take-up machine 1.
, And is sent in the direction of the winding drums 22 and 24, and the rotation drive of the helper 32 is stopped, in contrast to this, as shown by the broken line in FIG. 1, inside the recess 36 formed in the floor FL. It becomes drooping due to its own weight and is accumulated.

When the traveling speed of the cable 2 is low and the amount of accumulation is small, the cable 2 is suspended between the tip end of the rail 30 of the drum replacement assisting device 12 and the floor FL, so that the recess 36 is formed. Need not be provided.

Next, the second winding machine 16 is in the steady operation,
As described above, in the state where the accumulation of the cable 2 is absorbed, the helper 32 is opened, and the helper 32 is moved in the direction indicated by the arrow C to the position in front of the first winder 14 (the position indicated by the solid line in the figure).
Return to the standby state.

The rewinding of the take-up drum 22 of the fully wound first winder 14 is carried out by a known means during the steady operation of the second winder 16.

Next, at a predetermined time before the winding drum 24 of the second winding machine 16 is fully wound, the rotation of the winding drum 24 is stopped and the cable 2 is clamped by the helper 32.
The automatic cutter 34 is operated to cut the cable 2 into a predetermined length. Here, for the time being, the cable 2 is placed on the drum replacement auxiliary device 12.

In this state, the helper 32 is rotationally driven, and the tip of the cable 2 is again moved to the winding drum 2 of the first winding machine 14.
After moving to the outlet point of 2 and stopping the rotation drive of the helper 32, the fixing work of the cable 2 is performed. The accumulation of the cable 2 during this time is as described above.

After the work of fixing the cable 2 to the winding drum 22 is completed, the helper 32 is driven to rotate again to bring the winding work into a steady state, and then the cable 2 placed on the drum replacement auxiliary device 12 is wound. The winding drum 24 is wound up and replaced with an empty winding drum, and the one cycle process is completed.

As described above, by using the drum replacement assisting device according to the present invention, the replacement operation of the winding drum can be easily performed by one worker.

In the description of this embodiment, the case where the drum replacement assisting device is applied to the winding operation of the large size cable has been described, but the present invention is not limited to this, and the small size cable or the like is used. Of course, it can also be applied to the work of winding other strips.

[0026]

As is apparent from the above description, the drum replacement assisting device according to the present invention is located above the take-up drum with the long path line from the take-up machine to the take-up drum as the center line. By disposing a rail provided, a long body holding and conveying body that is movable on the rail and is capable of holding and releasing a long body, and an automatic cutter that automatically cuts the long body, When exchanging the take-up drum, feeding of the long body to the take-up drum can be stopped by the long body sandwiching and conveying body. At this time, the long body continuously fed can also be hung down below the rail. Can be absorbed. Further, the long body can be cut automatically. Thus, the work of attaching the long body to the empty take-up drum can be performed by one worker. Therefore, when replacing the winding drum of a large-sized cable, labor saving of drum replacement can be achieved and productivity of the long body can be improved.

[Brief description of drawings]

FIG. 1 is an explanatory diagram showing an embodiment of a drum replacement assisting device according to the present invention.

FIG. 2 is a plan view of the drum replacement auxiliary device of FIG.

FIG. 3 is an explanatory view showing a work state of winding a conventional cable. .

FIG. 4 is an explanatory view showing a manual accumulation work state of drum change in continuous line operation.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Take-up machine 2 Cable 12 Drum exchange auxiliary device 14 1st take-up machine 16 2nd take-up machine 22 and 24 Take-up drum 32 Helper (cable grasping carrier) 34 Automatic cutter 36 Recess

Claims (1)

[Claims] 1. A drum replacement auxiliary device used when replacing a winding drum that winds a long body sent out from a take-up machine, wherein a long pass line from the take-up machine to the take-up drum. A rail disposed above the take-up drum with the center line as a center line, a long-body holding and conveying body that is movable on the rail and that can hold and release a long body, and the long body automatically. A drum replacement assisting device, which is provided with an automatic cutter for cutting.