JPH07277596A - Wire taking-up device - Google Patents

Abstract

PURPOSE:To prevent the wire elongation or the like at the leading end of a wire bound around a drum. CONSTITUTION:The leading end 1A of a wire rope 1 bound around a drum 2 is guided to get over the outside to the inside of a collar 2A of the drum 2. When the wire is wound around the drum 2, the wire 1 extending from a traverser 3 toward a shell 2B of the drum 2 is placed along the inner surface of the collar 2A of the drum 2. Thus, the wire 1 is wound around the shell 2B of the drum 2 sequentially in order from the end irrespective of the position of the traverser 3. After the completion of the process of the leading end 1A of winding wire, a guide part 9 is lifted by an arm 8 to be kept away from the drum 2 so that the winding by the traverser 3 is not hindered.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire-winding device configured to protect an end portion of a wire when winding the wire such as a conductor of an electric wire around a drum.

[0002]

2. Description of the Related Art An electric wire is constructed by covering a wire material such as a conductor with an insulator or other protective coating. Such a wire rod is adjusted in advance to a constant wire diameter by a wire drawing device or the like and supplied to a coating device or the like. FIG. 2 shows a perspective view of a drum wound with such a wire. The wire rod 1 is wound around a drum 2-1 or 2-2, supplied in the direction of arrow A1 and subjected to treatment such as coating. The wire 1 is wound around the body 2B of the drum 2-1, but when the wire 1 runs out, another drum 2- can be supplied at an appropriate timing so that the wire 1 can be continuously supplied without interruption. The wire wound around 2 is connected.

That is, the winding start end 1A of the wire rod 1 wound around the drum 2-1 and the winding end end 1B of the wire rod wound around the drum 2-2 are connected by pressure welding or welding. Then, the drum 2-1 is removed from the supply device, the drum 2-2 is immediately attached to the supply device, and the wire rod 1 is continuously supplied. When supplying the wire rod as described above, the winding start end of the wire rod must be pulled out in advance so as to get over the brim 2A of the drum 2-1.

FIG. 3 shows an explanatory view for explaining such a winding method of the wire. In the figure (a), the wire 1 is wound around the drum 2, and the winding start end 1A is at the collar 2 of the drum 2.
It shows a state in which the vehicle has passed over A and is pulled out to the outside. The wire 1 is wound in multiple layers on the drum 2B of the drum 2. The wire 1 is pulled out from the winding end 1B and supplied to a coating device or the like.

FIG. 3B shows a state in which the wire 1 is wound around the drum 2. As shown in this figure, the winding start end 1A of the wire rod 1 is guided to the body 2B of the drum 2 so as to get over the brim 2A of the drum 2, and the traverser 3 is moved to the arrow A2.
The wire rod 1 is wound around the body 2B of the drum 2 by reciprocating in the direction of.

[0006]

By the way, the conventional device as described above has the following problems to be solved.
As shown in FIG. 3B, when the wire rod 1 is wound around the drum 2, the wire rod 1 is guided so as to get over the collar 2A of the drum 2 from the outside toward the inside. Therefore, for this purpose, the winding of the wire rod of the drum 2 is started in a state where the traverser 3 is moved to a position closer to the center side of the drum 2A than the flange 2A of the drum 2. However, as described above, the collar 2 of the drum 2 is
When a certain width S is present between A and the traverser 3 and winding is started, the wire rod 1 is wound as it is, the traverser 3 is folded back at the right end of the drum 2 in the figure, and the wire rod 1 is wound up to the left end. When this is done, as shown in FIG. 3C, the wire rod of the second layer may be wound while the wire rod 1 is not in close contact with the body 2B of the drum 2. In this case, the wire rod 1 may collapse afterwards, and the wire rod may be broken during supply. On the other hand, when the wire rod 1 is wound around the drum with a certain degree of strength, the wire rod 1 floating from the drum 2B of the drum 2 as shown in FIG. However, there is a possibility that the wire may be stretched at this portion or that the wire may be scratched to cause a partial defective product.

The present invention has been made in view of the above points, and it is an object of the present invention to provide a wire winding device which prevents such wire elongation at the winding start end of a wire on a drum. is there.

[0008]

In the wire rod winding device of the present invention, the wire rod wound around the drum body for winding the wire rod is made to go over the collar of the drum for winding the wire rod, and the wire rod is wound along the inner surface of the collar of the drum. And a guide for regulating the passage of the wire rod at an intermediate portion where the wire rod goes over the brim and reaches the traverser via the drum barrel, which guides the wire rod to the drum barrel. A portion, and an arm movably supported in a direction toward the drum body and a direction away from the drum body while pushing the wire rod in a direction of accommodating the inner wall surface of the drum via the guide portion. It is characterized by that.

[0009]

In this device, when the winding start end of the wire rod is guided from the outer side to the inner side of the drum brim and wound around the drum, the wire rod from the traverser to the drum body is put on the inner surface of the drum brim. As a result, the wire rods are sequentially wound around the drum body while being aligned from the end. When the processing of the winding start end is completed, the arm lifts the guide portion away from the drum so as not to hinder the winding by the traverser.

[0010]

The present invention will be described in detail below with reference to the embodiments shown in the drawings. 1A and 1B show an embodiment of a wire winding device according to the present invention. FIG. 1A is a front view of the device, and FIG. 1B is a side view. The device of the present invention is, for example, a winding device in a drawing process of a wire used for a conductor of an electric wire, or an intermediate step for applying a temporary coating on the wire and further performing various processes on the outside thereof. Is provided in the winding device and the like.

The drum 2 shown in the figure is a drum for winding the wire rod 1 guided through the traverser 3. In this embodiment, winding is started so that the winding start end 1A of the wire rod 1 goes over the brim 2A of the drum 2. A wire transfer plate 6 is fitted in the collar 2A of the drum 2 so that the operation of guiding the wire 1 by the traverser 3 and guiding it to the drum 2 can be automatically performed while holding the winding start end 1A. Has been.

FIG. 4 shows an exploded perspective view of this apparatus including such a wire transfer plate 6. The wire transfer plate 6 has a shape corresponding to a circular lid into which the collar 2A of the drum 2 fits. The hooks 7 are attached to the outer peripheral surface at one or two places. The hook 7 is configured so that the drum 2 can be rotated while hooking the winding start end of the wire rod wound over the flange of the drum.

FIG. 5 shows an enlarged view of a main part of the wire transfer plate 6, where (a) is an enlarged sectional view and (b) is a plan view. As shown in (a) of this figure, a hook 7 is fixed to the outer peripheral surface of the wire transfer plate 6 by welding or the like. The shape has a suitable curved end surface suitable for hooking the wire rod 1, as shown in FIG. Return to Figure 1 again,
The device of the present invention is provided with an arm 8 and a guide portion 9 so that such a wire 1 can be wound around the drum 2 in an appropriate state. The arm 8 is composed of an air cylinder or the like, and can be expanded and contracted while the guide portion 9 is supported at the tip.

That is, as shown in FIG. 1 (b), the arm 8 guides the guide portion 9 close to the body 2B of the drum 2 as shown by the solid line, and shortens the entire length as shown by the broken line. It is configured so that the portion 9 can be taken away from the drum 2. For this purpose, the arm 8
Is movably supported so as to swing in the direction of arrow A5, as shown in FIG.

In FIG. 4 already described, such an arm 8 is shown.
Also, a perspective view of the guide portion 9 is shown. FIG. 1 (a),
By referring to (b) and FIG.
Understand the movement of. Note that FIG. 4 shows a state in which the arm 8 is swung upward and the length is about to be shortened.
When the contraction is completed, it becomes as shown by the broken line in FIG.

The wire winding device of the present invention operates as follows. First, as shown in FIG. 1A, when the traverser 3 is sequentially moved from the left side to the right side of the collar with the winding start end 1A of the wire rod 1 arranged outside, the wire delivery plate that rotates together with the drum 2 is provided. The wire 7 can be hooked by the hook 7 of 6. When the drum 2 is rotated in the direction of arrow A3 shown in FIG. 1 (b), the wire 1 is wound around the drum 2 while being entwined with the hook 7. The wire rod 1 is supplied via the traverser 3 as shown by an arrow A2.

The wire transfer plate 6 is provided with the drum 2 along with the arrow A3.
The wire rod 1 is wound around the body 2B of the drum 2 in the direction of. At this time, the arm 8 is shown in FIG.
As shown by the solid line in (b), the guide portion 9 is brought into contact with the wire rod 1, and the wire rod 1 is guided along the inner surface of the flange of the drum 2 in the direction of the body 2B of the drum 2. As a result, as shown in FIG. 1 (a), the wire rod 1 is wound from the end of the drum 2 even though the traverser 3 is slightly inside the flange 2A of the drum 2, and the wire rod 1 is already wound as shown in FIG. 3 (c). The floating of the winding of the wire as shown by does not occur. Therefore, even when the wire rod is wound around the body 2B of the drum 2 in multiple layers, it is possible to prevent the portion near the winding start end 1A of the wire rod from being stretched by an excessive force.

The present invention is not limited to the above embodiments. In the above-described embodiment, the arm 8 is configured to be able to perform the expansion and contraction motion and the swing motion, but depending on the location selection, it may be a simple swing motion or only the expansion and contraction motion to guide the wire rod through the guide portion. It is possible to enable an operation for guiding the position and a position that does not hinder the winding of the wire rod thereafter. Further, the shape of the guide portion is shown as a bar having a curved side surface in the above embodiment, but any shape can be used as long as it guides the wire rod to an appropriate position without damaging the wire rod and promotes the aligned winding. Good.

[0019]

The above-described wire winding device of the present invention is constructed so as to overcome the brim of the winding drum.
The wire that is wound around the drum body is guided along the inner surface of the collar of the drum to guide and press the wire body to the drum body. Since an arm that is movably supported in the vicinity of the drum inner surface of the drum is provided so that it can be swung freely, guide the wire from the winding start end to the drum body along the drum inner surface. , Allows for aligned winding. As a result, it is possible to prevent the wire rod from being stretched or damaged near the winding start end of the drum.

[Brief description of drawings]

FIG. 1 shows an embodiment of a wire winding device according to the present invention,
(A) is a front view of an apparatus, (b) is a side view.

FIG. 2 is a schematic perspective view of an apparatus for continuously supplying a wire rod.

FIG. 3 is an explanatory view of a wire winding method using a conventional device.

FIG. 4 is an exploded perspective view of the device of the present invention.

FIG. 5 is a partially enlarged view of the device of the present invention, (a) is an enlarged sectional view, and (b) is an enlarged plan view.

[Explanation of reference numerals] 1 wire rod 1A winding start end 2 drum 2A collar 2B body 3 traverser 6 wire transfer plate 8 arm 9 guide diagram

Claims (1)

[Claims] 1. A wire rod wound around a drum body for winding a wire rod so that a wire rod wound around the drum body is guided along the inner surface of the drum body to the drum body. A guide portion that contacts the wire rod and regulates a passage path of the wire rod at an intermediate portion where the wire rod passes over the brim and reaches the traverser through the drum body, and the wire rod is drumed through the guide portion. A wire winding device comprising: an arm movably supported in a direction toward the drum body and a direction away from the drum body while being pushed in a direction to be fitted to the inner surface of the collar.