JP2000128434A - Dimension regulating coil take-up device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To automatically measure the length of an electrical wire, take it up, and cut it off. SOLUTION: This device is provided with a take-up unit 2 taking up electrical wire, an electrical wire cutting unit 3 cutting the electrical wire to be taken up, a dimension regulating unit 4 measuring the length of the electrical wire to be taken up, and an operation unit. An input for regulating the dimension of the electrical wire is performed by the operation unit 5 a take-up operation is actuated, then, when the length measured by the dimension regulating unit 4 reaches the length inputted by the operation unit 5, the electrical wire cutting unit 3 is actuated to cut off the electrical wire.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a measuring wire winding device which measures the length of a wire to be wound and automatically cuts the wound wire when the length of the wire reaches the input length. It is.

[0002]

2. Description of the Related Art Conventionally, manual winding of an electric wire to a predetermined length has been performed. FIG. 6 shows a work table 60 provided with a scale for measuring the length of an electric wire and a cutting machine, which is conventionally used.
Is shown. At both ends of the scale 61 on the working table 60, wire folding jigs 62 are attached,
An electric wire cutting machine 63 is mounted on the extension line.

An operator pulls out an electric wire from an electric wire supply (not shown), passes the electric wire through a wire cutting machine 63, measures the length of the electric wire while folding the electric wire along a scale, and operates a foot switch (not shown) when the required length is obtained. Then, the electric wire is cut by the electric wire cutting machine 63. After cutting, take out the wires, bundle them in a circle, and wrap them with a band.

[0004]

Since the work procedure is mainly performed by manual work as described above, the work time depends on the ability of the worker. In addition, although a workbench having a scale is required, if the workbench is reduced due to space restrictions, there has been a problem that the number of times of wire folding is increased and work efficiency is deteriorated. Further, after the cutting, a manual operation of wrapping the electric wire with a band was required.

[0005] As described above, in the conventional structure centered on manual work, the efficiency is inevitably reduced, and the length is automatically measured.
It has been desired to realize a measuring winding device capable of winding and cutting.

[0006]

SUMMARY OF THE INVENTION A measuring winding device according to the present invention comprises a winding unit for winding an electric wire, an electric wire cutting unit for cutting an electric wire to be wound, and a measuring device for measuring the length of the electric wire to be wound. A winding unit and a control unit. The control unit includes a winding operation start unit, a scale length input unit, and a control unit. However, when the length becomes the length input by the length input means, the wire cutting unit is driven to cut the wire.

[0007] According to the above construction, the wire is automatically wound while being wound up by the winding unit, and the measuring length inputted from the measuring unit is inputted by the length input means. When the length of the wire is adjusted, the wire cutting unit can be automatically driven to cut the wire. The operating unit further includes a manual cutting command unit for giving a cutting command to the electric wire cutting unit and a count reset command unit for resetting the measurement length input from the measuring unit to 0 (claim 2). Since the measurement length at the time when the electric wire is manually cut is set to 0 and the length measurement can be started therefrom, the electric wire can be wound with an accurate length.

The winding unit is provided on the disk driven by a winding motor, a plurality of locking claws radially provided on the disk and displaceable in a radial direction of the disk, An end clamp for detachably clamping an end portion of an electric wire wound around the outer periphery of the engaging claw, and an electric wire holding position for receiving the electric wire wound so that the engaging claw protrudes radially outward of the disk. If it is provided with an operation lever for operating each locking claw between the wire and the detached posture in which the wire wound while being displaced radially inward can be removed (claim 3), By operating the operation lever when the user wants to remove the wound wire, the locking claw is displaced to the detached position, and the wound wire can be easily taken out.

[0009]

Embodiments of the present invention will be described below in detail with reference to the accompanying drawings. Fig. 1 (A)-(C)
FIG. 1 shows an outline of a scale winding device, which is a plan view, a front view, and a side view, respectively. The measuring winding device includes an installation table 1, a winding unit 2 placed on the installation table 1,
It has an electric wire cutting unit 3, a measuring unit 4, and an operation unit 5.

The winding unit 2 is a unit for winding an electric wire, and is driven to rotate by a speed control motor. The electric wire cutting unit 3 is a unit for cutting the electric wire, and the measuring unit 4 is a unit for measuring the length of the extracted electric wire. The operation unit 5 is a unit that operates the scale winding device and displays the state of the scale winding device.

FIG. 2 is a front view showing a main part of the measuring winding device, FIG. 3 is a side view thereof, and FIG. 4 is a plan view thereof. The winding unit 2 is a disk 21 mounted on a winding motor, a plurality of locking claws 22 for winding an electric wire radially provided on the disk, an end clip 23 sandwiching an end of the electric wire, and is moved back and forth. A lever 24 with a cam for opening and closing the locking claw 22 is provided. The mechanism for opening and closing the locking claw 22 will be described in detail. As shown in FIG. 3, a fixing member 26 having a U-shaped cross section is mounted on the rotation shaft of the winding motor 25, and the disk 21 is fixed to the fixing member 26 with screws. An insertion hole 21a is provided at the center of the disc 21, and the cylindrical body 2 having a tapered tapered end is formed in the insertion hole 21a.
4c is inserted. The lever 24 is fixed to the tip of the cylindrical body 24c. The tapered portion of the columnar body 24c is a portion that functions as a cam for guiding the locking claw 22.
Expressed by A cylindrical body 24b having a slightly larger diameter is fixed to the base of the cylindrical body 24c to prevent the cylindrical body 24c from falling off. Further, a ball plunger 27 is inserted into the side surface of the fixture 26, and the ball plunger 27
The ball 27a is elastically supported at the tip of the ball.

The ball 27a is in contact with the bottom of the cylindrical body 24b, restricts the wobble of the cylindrical body 24b, and allows the cylindrical body 24b to be pushed in when the lever 24 is pushed strongly. is there. In a state where the cylinder 24b is pushed in (see the broken line in FIG. 3), the cylinder 24b is prevented from coming off by hitting the upper surface of the cylinder 24b.

The locking claw 22 is an L-shaped sheet metal member integrally comprising a link portion 22c for locking to the cam 24a and the cylindrical body 24c and a supporting portion 22d substantially continuous with the link portion 22c at a substantially right angle. This constitutes an electric wire carrier that opens and closes in the radial direction of the disk 21 as a whole. Each locking claw 22
Are radially arranged with the free end of the link portion 22c facing the inner diameter side.
The disk 21 is inserted in a posture capable of being displaced in the radial direction, and the disk 21 is
Are supported so as to be rotatable about an axis perpendicular to the axis.
A tension coil spring 22b is provided on the surface of the disc 21.
Are attached to each locking claw 22 to urge the locking claw 22 radially inward. Thereby, the link portion 22c of each locking claw 22 is always in the cam 24a or the columnar body 24c.
Elastically abut against the outer peripheral surface.

As a result, as shown by the solid line in FIG. 3, the lever is pulled and the columnar body 24c is
In the state of contact with 2c, each locking claw 22 opens radially outward, and takes a wire holding posture in which the holding portion 22d is wound along the axis of the disk 21 and the wire is wound on the outer peripheral side. , The lever is pushed in and the cam 2
In a state where 4a is in contact with the free end of the link portion 22c, the holding portion 22d can be tilted forward to be displaced to a detached posture for removing the electric wire wound around the outer periphery.

A known structure can be used for the electric wire cutting unit 3. For example, as shown in FIG.
The electric wire along 1 is connected to two cutter blades 32, 33.
Shearing. The timing of this disconnection is
Based on a signal from the operation unit 5. The measuring unit 4 includes a roller 41 mounted on a rotary encoder 45, a freely rotating 42, a spring 44 for urging the roller 41 upward,
A lever 43 for pressing the roller 41 against the roller 42 against the force of the spring 44, and guides 46 and 47 for passing electric wires are provided. The rotary encoder 45 is a sensor that converts a wire drawing length into a rotation angle, and a rotation angle signal is input to the operation unit 5.

The operation unit 5 has a central processing unit 51 and an operation / display unit 52 as shown in FIG. The operation / display unit 52 includes a disconnection command switch, a count reset switch, a scale length input key, a winding operation switch, and the like. Further, the central processing unit 51 receives the count signal of the rotary encoder 45 of the measuring unit 4, gives a cutting signal to the electric wire cutting unit 3, and gives a rotation drive signal to the winding motor 25 of the winding unit 2. It has become.

A method for handling the above-described measuring winding device will be described. The operator turns on the power switch of the operation unit 5 and inputs the length of the scale using the length input key. Then, the electric wire is passed through the measuring unit 4 and the electric wire cutting unit 3, and when the electric wire is completely passed, the electric wire is cut by operating a cutting command switch (or a foot switch if there is a foot switch). Thereafter, the count reset switch is operated to reset the count value of the central processing unit 51 to 0 (zero point adjustment).

Then, the end of the cut electric wire is sandwiched between end clips 23 of the winding unit 2. During this time, the central processing unit 51 counts the length of the electric wire. After the end clip 23 has been inserted, the winding operation switch is turned on. Then, a winding operation is started, and the winding motor 25 starts to rotate, automatically winds the electric wire, and automatically cuts the electric wire when the length becomes the input length.

When the electric wire is automatically cut, the operator pushes the lever 24 of the winding unit 2.
Then, as shown by the broken line in FIG. 3, the tip of the locking claw 22 contacts the tapered portion 24a of the cylindrical body 24c and leans forward as shown by the broken line in FIG. As a result, the winding diameter of the wire is reduced, and the wound wire can be easily removed. If the wire is removed and the same wire is to be measured, the lever 24 of the winding unit 2 is returned, the length of the wire is input with the length input key, and the winding operation switch is turned on. Just repeat.

[0020]

As described above, according to the measuring wire winding device of the present invention, while winding the electric wire around the winding unit,
When the measuring length input from the measuring unit reaches the measuring length input by the measuring length input means, the wire cutting unit is automatically driven to cut the wire. Therefore, a bundle of electric wires having a desired length can be efficiently produced.

[Brief description of the drawings]

FIG. 1 is a plan view, a front view, and a side view showing the outline of a measuring winding device.

FIG. 2 is a front view of a main part of the measuring winding device.

FIG. 3 is a side view of a main part of the measuring winding device.

FIG. 4 is a plan view of a main part of the measuring winding device.

FIG. 5 is a functional block diagram of an operation unit.

FIG. 6 is a perspective view showing a conventional winding device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Installation stand 2 Winding unit 3 Electric wire cutting unit 4 Adjusting unit 5 Operation unit 21 Disk 22 Locking claw 23 End clip 24 Lever with cam 51 Central processing unit 52 Operation / display part

Claims (3)

[Claims] 1. A winding unit for winding an electric wire, a wire cutting unit for cutting an electric wire to be wound, a measuring unit for measuring a length of the electric wire to be wound, and an operation unit, wherein the operation unit is a winding unit. The apparatus has an operation start unit, a scale length input unit, and a control unit. The control unit is configured such that, after the winding operation is started, the measurement length input from the scale unit is the scale length input by the scale length input unit. And a wire cutting unit that drives the wire cutting unit to cut the wire. 2. The apparatus according to claim 1, wherein said operation unit further comprises a manual cutting command means for giving a cutting command to the electric wire cutting unit, and a count reset command means for resetting the measuring length inputted from the measuring unit to zero. Claim 1
A measuring winding device as described in the above. 3. The winding unit includes a disk driven by a winding motor, a plurality of locking claws radially provided on the disk and displaceable in a radial direction of the disk, and provided on the disk. An end clamp for detachably clamping an end of the electric wire wound around the outer periphery of the engaging claw, and an electric wire for receiving the electric wire wound so that the engaging claw projects radially outward of the disk. 2. The control device according to claim 1, further comprising an operation lever for operating each locking claw between the holding position and a detaching position in which the wire wound while being displaced radially inward can be removed. Ruler winding device.