JP2002179337A - Wire winding device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a compact wire winding device causing no irregular winding when winding a plurality of layers of wire around a drum. SOLUTION: This wire winding device is provided with a drum 3 for winding the wire 3 around thereof, a cylindrical body 5 arranged so that the wire passes through the inside thereof before winding around the drum, and a turning support means 7 for supporting one end 5b of the cylindrical body freely to be turned so that the other end 5a of the cylindrical body abuts on the drum freely to be moved.

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 and, more particularly, to a wire winding device capable of preventing a wire from being wound.

[0002]

2. Description of the Related Art Wire-type gates are known in which a pole is set up and wires such as chains are erected in order to restrict the entry and exit of vehicles and people from outside. In the wire type gate, when the wire is not used, the wire is wound around a drum.

[0003]

When the wire 1 is wound around the drum 3 as shown in FIG. 7, in order to align and wind the wire 1 around the drum 1, a guide portion is provided in front of the drum 3. 100 and the fleet angle θ is usually 1.5
It is necessary to be about ° to 2 °.

However, when the fleet angle θ is 1.5 °
If the angle is set to about 2 °, it is necessary to increase the length L from the guide portion 100 to the drum 3, and there is a problem that the wire winding device becomes very large.

If the length L from the guide portion 100 to the drum 3 is too short, the wire 1 will not be evenly wound on the peripheral surface of the drum 3 and will be in a turbulent state. There is a problem that the take-up portion is partially swollen, and the wire 1 hits the cover or the housing in which the drum 3 is stored, so that a state in which the wire 1 cannot be wound occurs.

[0006] Such a problem frequently occurs not only in the above-mentioned wire type gate, but also when it is generally necessary to wind a long wire on a drum having a limited diameter in a number of layers. It is.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a compact wire winding device which solves the above-mentioned problems of the prior art and does not cause turbulence even when the wire is wound on a drum in a plurality of layers. It is.

[0008]

In order to achieve the above object, a wire winding device according to the present invention is provided with a drum on which a wire is wound, and a wire penetrating through the inside before the wire is wound on the drum. And a rotating support means for rotatably supporting the other end of the cylindrical body such that one end of the cylindrical body movably abuts on the drum.

Here, the turning support means has a turning shaft for turning the other end of the cylindrical body in the vertical direction and turning the other end in the horizontal direction.

Further, the turning support means has a guide body to which the turning shaft is attached, and a support shaft for supporting the guide body so as to be able to move horizontally.

Further, the support shaft supports the guide body such that the other end of the cylindrical body can be turned up and down.

[0012] The wire winding device of the present invention comprises:
A drum around which a wire is wound, a guide body disposed so as to penetrate the inside of the drum before the wire is wound around the drum, and the guide body which rotates in conjunction with a rotation axis of the drum and rotates the guide body of the drum. And a drive shaft that reciprocates in a direction along the rotation axis.

Here, the drive shaft is formed with an endless helical thread groove having a predetermined pitch for reciprocatingly guiding the guide body.

The size of the predetermined pitch is set so that the drive shaft moves by a length corresponding to the outer diameter of the wire during one rotation of the drum.

In the above invention, the wire is wound around the drum after passing through the cylinder, and the other end of the cylinder is pivotally supported by the pivoting support means such that one end of the cylinder is movably abutted on the drum. Therefore, one end of the cylindrical body automatically detects the winding state and moves so that the wire is wound uniformly around the drum.

Further, the wire is wound around the drum after passing through the guide body, and the guide body reciprocates in the direction along the rotation axis of the drum in conjunction with the rotation axis of the drum by the drive shaft. Move so that it is evenly wound around the circumference of the drum.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a wire winding device according to the present invention will be described below with reference to the drawings. First, a first embodiment of the present invention will be described with reference to FIGS.

As shown in FIG. 1 or FIG. 2, the wire winding device includes a drum 3 around which the wire 1 is wound, a rod-shaped hollow cylindrical body 5, and a swiveling support means 7 for supporting the cylindrical body 5 so as to be able to swivel. And

The cylindrical body 5 is disposed before the drum 3, and the wire 1 is wound around the drum 3 after passing through the inside of the cylindrical body 5. The other end 5b of the cylindrical body 5 is pivotally supported by the turning support means 7 so that one end 5a of the cylindrical body 5 is movably abutted on the circumference of the drum 3 on the wire 1 wound around the drum 3.
It is supported so that it can turn freely.

As shown in FIG. 2, the turning support means 7 includes a first bearing 9 fixed to a lower portion of the cylindrical body 5 and a support shaft 12 supported by a pair of supports 11 fixed to a case (not shown). And a guide body 1 movably supported in the horizontal direction D by the support shaft 12 and supported to be pivotable about the support shaft 12 in the direction B (vertical tilt).
3 and fixed to the guide body 13, are supported by the first bearing 9 so as to be pivotable in the C direction (vertical tilt) and are supported by the second bearing 14 in the A direction (right and left tilt). And a T-shaped pivot shaft 15.

When the wire 3 is wound by rotating the drum 3, one end 5a of the cylindrical body 5 is placed on the peripheral surface of the drum 3 or on the winding surface of the wound wire 1. The other end 5b of the cylindrical body 5 includes a first bearing 9 and a second bearing 14
Direction C and A via a pivot 15 supported by
Can be turned in any direction.

Further, since the second bearing 14 is fixed to the guide body 13, the other end 5b of the cylindrical body 5 can be moved in the horizontal direction D and can be swung in the B direction via the guide body 13. Are supported by a support shaft 12.

Since the other end 5b of the cylindrical body 5 is rotatably supported by the swiveling support means 7, the one end 5a of the cylindrical body 5 can be moved almost freely on the circumference of the drum 1 of the wire 1. As a result, one end 5a of the cylindrical body 5 has a function of sensing the winding state.

As shown in FIG. 3, one end 5a of the cylindrical body 5
Has a tendency to move to a lower side when the unevenness is formed according to the winding manner of the wire 1 on the circumference of the drum 3. That is, the one end 5a of the cylindrical body 5 moves so that the wire 1 is uniformly wound around the drum 3.

The other end 5b of the cylindrical body 5 is the guide 1
3 is movable in the horizontal direction D via the
Can move in the horizontal direction D, so that the wire 1 can be uniformly wound over the entire circumferential surface 3a of the drum 3 in the axial direction.

The one end 5a of the cylindrical body 5 has a function of automatically detecting the winding state, and the one end 5a of the cylindrical body 5 is moved around the drum 3 so that the wire 1 is uniformly wound. I do. As a result, as shown in FIG. 4, it is possible to realize a substantially large fleet angle θ without increasing the length M between the guide body 13 and the drum 3 and to reduce the size of the wire winding device. Can be achieved.

As described above, according to the present embodiment, even when the wire 1 is wound on the drum 3 over a plurality of layers, the wire 1 can be wound in an aligned state without causing turbulence, The wire winding device can be made compact.

In the example shown in FIG. 2, the other end 5b of the cylindrical body 5 is pivotable in the direction C (vertical tilt) via the first bearing 9 and in the direction B via the guide 13 (see FIG. 2). This is an example in which the robot can turn freely in the vertical direction. On the other hand, the turning shaft 15 is fixed to the first bearing 9 so that the turning operation in the C direction (vertical tilt) can be combined with the turning operation in the B direction (vertical tilt). In this case, the turning is performed. Since the upper end of the shaft 15 may be fixed to the cylindrical body 5, the configuration can be further simplified.

Next, a second embodiment of the present invention will be described with reference to FIGS.

The wire winding device of the present embodiment comprises a drum 3 on which the wire 1 is wound,
A guide body 21 disposed so as to penetrate the inside of the drum 3 before being wound, and a drive for rotating in conjunction with the rotation shaft 23 of the drum 3 and reciprocating the guide body 21 in a direction along the rotation axis of the drum 3 And a shaft 25. The rotation shaft 23 and the drive shaft 25 are connected by a belt (or a roller chain) 27.

As shown in FIG. 6, spiral screw grooves 29 are formed endlessly at a predetermined pitch p on the entire peripheral surface of the drive shaft 25. When the drive shaft 25 rotates, the guide body 2
1 is guided by the screw groove 29 and reciprocates in the horizontal direction. The length in which the screw groove 29 is formed is substantially equal to the length of the winding peripheral surface of the drum 3.

The size of the predetermined pitch p is determined by considering the rotation ratio between the rotating shaft 23 and the driving shaft 25, and the length of the driving shaft 25 corresponding to the outer diameter d of the wire 1 during one rotation of the drum 3. It is set to move horizontally only as much as possible.

A guide shaft 33 extends horizontally in the case 31, and the guide shaft 33 passes through the guide body 21 in a direction perpendicular to the direction in which the wire 1 passes through the guide body 21. Thus, the guide shaft 33 enables only horizontal reciprocation without rotating the guide body 21 when the drive shaft 25 is rotationally driven.

According to the present embodiment, when the drum 3 is rotated and the wire 1 is wound, the rotation of the drum 3 is transmitted to the rotation of the drive shaft 25. The size of the predetermined pitch p is set so that the drive shaft 25 moves horizontally by a length corresponding to the outer diameter d of the wire 1 while the drum 3 makes one rotation. be able to. In addition, since the end of the thread groove is formed endlessly in a folded shape, the guide body 21 reciprocates, and even if the wire 1 is wound twice or three times, it can be aligned and wound on the drum 3. it can.

When the length of the drum 3 in the axial direction is large, the length of the screw groove 29 of the drive shaft 25 may be increased accordingly. There is no need to increase the length of the gap, and the wire winding device can be made compact.

[0036]

As described above in detail, according to the structure of the present invention, a compact wire winding device capable of preventing turbulence even when the wire is wound on a drum over a plurality of layers is provided. can do.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a wire winding device according to a first embodiment of the present invention.

FIG. 2 is a plan view seen from the KK direction in FIG. 1;

FIG. 3 is a view for explaining that one end of a cylindrical body automatically detects a winding state.

FIG. 4 is a diagram showing that a large fleet angle can be realized without increasing the length M between the guide body and the drum.

FIG. 5 is a perspective view showing a wire winding device according to a second embodiment of the present invention.

FIG. 6 is a perspective view showing a drive shaft.

FIG. 7 is a diagram showing that a conventional wire winding device has a small fleet angle.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Wire 3 Drum 5 Cylindrical body 5a One end side of cylindrical body 5b The other end side of cylindrical body 12 Support shaft 13 Guide body 15 Revolving axis 21 Guide body 23 Rotation axis 25 Drive axis

Claims (7)

[Claims] 1. A drum on which a wire is wound, a cylinder disposed so as to penetrate the inside of the drum before the wire is wound on the drum, and one end of the cylinder is movably abutted on the drum. And a swing support means for swingably supporting the other end of the cylindrical body. 2. The wire according to claim 1, wherein the turning support means has a turning axis for turning the other end of the cylindrical body vertically and turning the other end horizontally. Winding device. 3. The wire according to claim 2, wherein the turning support means has a guide body to which the turning shaft is attached, and a support shaft that supports the guide body so as to be able to move horizontally. Winding device. 4. The wire winding device according to claim 3, wherein the support shaft supports the guide body so that the other end of the cylindrical body can be turned up and down. 5. A drum on which a wire is wound, a guide body disposed so as to penetrate the inside of the drum before the wire is wound on the drum, and a guide body which rotates in conjunction with a rotation axis of the drum and guides the body. And a drive shaft that reciprocates the drum in a direction along the rotation axis of the drum. 6. The winding wire according to claim 5, wherein an endless helical thread groove having a predetermined pitch for reciprocatingly guiding the guide body is formed on the drive shaft. apparatus. 7. The size of the predetermined pitch is set such that the drive shaft moves by a length corresponding to an outer diameter of a wire during one rotation of the drum. 7. The wire winding device according to 6.