JPH07192550A - Cassette type electric wire winding method and device - Google Patents

Abstract

PURPOSE:To automatically stop the end part of a cut electric wire by the clip of a winding cassette to easily take out the electric wire from the cassette in winding the electric wire by a necessary lingth from an electric wire drum for the purpose of loading the electric wire onto an electric wire wiring device. CONSTITUTION:This device is used in linking with an electric wire length measuring cutting device 10, and the end part of a cut electric wire 7 is moved to the lower side of an electric wire winding cassette 30 under a condition where the end part is retained by a chucker 41 to raise the chucker 41 to stop the electric wire 7 to a clip on the outer periphery of the cassette 30. The chucker 41 returns to a position in the lower side of a cutting device 12, and the cassette 30 is rotated in this condition to wind the electric wire 7. When a given length is wound, the electric wire is cut by the cutting device 12, and the final end of the cut electric wire 7 is nipped by the chucker 41 to repeat the above action.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wire laying device for producing a wire or a wire harness under electric wire of a vehicle or the like.

[0002]

2. Description of the Related Art There is a conventional electric wire laying apparatus in which a wire drum and an electric wire lowering device are mounted on a traveling device for carrying out wiring, and wiring is performed while performing each processing on the traveling device.
Incidentally, respective devices for measuring the length of an electric wire, cutting the wire, and lowering the electric wire are known.

[0003]

(1) In the conventional wiring method, since the electric wire is directly pulled out from the electric wire drum received from the electric wire factory, the entire traveling device becomes heavy equipment.
It has the drawback of not being able to move quickly.

(2) Since it is not possible to mount a plurality of electric wire drums on the wiring traveling device, there is a drawback that the time for automatic wiring is short and the wiring efficiency is poor.

An object of the present invention is to enable electric wires received from an electric wire factory to be sub-divided and wound into a wire winding cassette.

[0006]

According to the present invention, the starting end of an electric wire is grasped and moved to the lower side of a cassette for winding an electric wire, and the starting end of the electric wire is rotated by 90 degrees to be raised and pushed into a clip on the outer periphery of the cassette. The electric wire is wound on the cassette while being measured, and the electric wire having a predetermined length is taken up to cut the electric wire, and the end of the cut electric wire is grasped and moved to the lower side of the cassette, so that the electric wire end is The feature is that it is rotated once and pushed into the clip on the outer periphery of the cassette.

[0007]

[Operation] Pull out the electric wire from the electric wire drum received from the electric wire factory and set it on the length measuring and cutting device. The starting end of the electric wire is grasped by a chucker and moved to the lower side of the electric wire winding cassette, and the starting end of the electric wire is rotated by 90 degrees to be raised and pushed into the clip on the outer periphery of the cassette to be fixed. Next, while measuring the length of the electric wire, the electric wire is fed out, and the cassette is rotated and wound up. The wire is cut by winding a wire of a predetermined length, the end of the cut wire is grasped by the chucker and moved to the lower side of the cassette, and the end of the wire is set to 90.
Turn it once and push it into the clip on the outside of the cassette to secure it.

According to this, since the electric wire is fixed to the clip of the cassette, the electric wire does not come off during winding and carrying. Also, when a slight force is applied, the electric wire comes off from the cassette. Therefore, a consumable item for fixing the electric wire to the cassette can be eliminated.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. FIG. 1 shows an overall view of the device of the invention. An electric wire length measuring and cutting device 10 measures and cuts the electric wire 7. The length is measured by the amount of rotation of a row or the like 11 that moves the electric wire 7 in a horizontal direction. The cutting is performed by the cutting device 12 installed at the front end in the moving direction of the electric wire 7. The cutting device 12 has a pair of blades that move in the horizontal direction. In FIG. 1, one blade is shown above for convenience.

Reference numeral 20 denotes an electric wire winding device, which has a cassette 30 for winding the cut electric wire 7 and a servomotor 22 for rotating the cassette 30. The cassette 30 is attachable to and detachable from the shaft of the servomotor 22. The servo motor 22 is a base 2 on the base 15 of the electric wire length measuring and cutting device 10.
It is installed on top of 5. The lower end of the outer diameter of the cassette 30 is located at the height position of the cutting position of the electric wire 7. 26
Is an optical sensor for detecting the rotational position of the cassette 30 and stopping it at a predetermined position.

Reference numeral 40 denotes a carrying device which holds the front end of the electric wire 7 at the position of the cutting device 12 and fixes it at a predetermined position of the cassette 30. The carrier device 40 is a chucker 41 that holds the electric wire 7.
And a cylinder device 46 for moving the chucker 41 up and down.
And a traveling device 47 for moving the cylinder device 46 in the horizontal direction. The traveling device 47 rides on the rail 16 of the base 15. The traveling device moves the chucker 41 between the position of the cutting device 12 and the lower side of the rotation shaft of the cassette 30. The chucker 41 moves up and down with the pair of blades of the cutting device 12 open.

As is well known, the cassette 30 is a winding drum 3.
It is composed of one and two flanges 32 and 33. When the cassette 30 is attached to the winding device 20, the flange 32 located on the optical sensor 26 side has openings 32a on the circumference at predetermined intervals.
Is provided.

The other flange 33 is provided with a plurality of means for fixing the electric wires 7 on its outer periphery at predetermined intervals. This fixing means is a recess 33a that is opened in the radial direction of the flange 33.
And a clip 34 installed in this portion. The recess 33a penetrates the cassette 30 in the axial direction. Recess 3
The width of 3 is larger than the diameter of the electric wire 7. Clip 34 is U
Both ends of the elastic body bent in a U shape are further bent in a U shape. The central U-shaped portion can be sandwiched by the action of the recesses 33a and 33b so that the electric wire 7 does not come off. The clip 34 is inserted into a recess 33b provided on the circumference of the flange 33, and a pin 35 prevents the clip 34 from coming off. The clip is formed so as to cope with a slight change in the diameter of the electric wire 7. The cassette 30 is made of plastic.

The chucker 41 includes two gripping pieces 41a, 4a.
1b is projected upward, and one gripping piece 41b can be moved in the horizontal direction by the cylinder device 41c. The two gripping pieces 41a and 41b are formed so as to form a recess when they are brought close to each other. The width of this recess is 7
Smaller than the diameter of. The cylinder device 41c on which the grip pieces 41a and 41b are mounted is mounted on the horizontal rotation device 41d. The horizontal rotation device 41d is mounted on the upper end of the rod of the cylinder device 46. The horizontal rotation device 41d rotates 90 degrees.

The winding operation will be described. First, the electric wire 7 set in the electric wire length measuring and cutting device 10 is connected to the roller 11
Is supplied to the cutting device 12 of the wire length measuring and cutting device 10. After that, the chucker 41 feeds the electric wire 7 forward by several centimeters so that the electric wire 7 can be easily gripped. This is the initial state of the electric wire 7. At this time, the transport device 40 is in the following state as an initial state. The carrier device 40 is at the left end of the rail 16. The chucker 41 and the cylinder device 46 are at the bottom dead center. The grippers 41a and 41b of the chucker 41 are open between the gripping pieces 41a and 41b, and are open in parallel with the electric wire 7.

Next, the cylinder device 46 is raised to a height sufficient to hold the tip portion of the electric wire 7. Next, the cylinder device 41c of the chucker 41 is driven to grip the gripping piece 41.
The a and 41b are closed and the starting end portion of the electric wire 7 is held.
Next, the cylinder device 46 lowers the chucker 41, and the traveling device 47 moves the chucker 41 to just below the cassette 30. At this time, roller 1
1 is a state in which the electric wire is paid out. As a result, the electric wire 7 is paid out to just below the cassette 30 by the chucker 41.

Next, the chucker 41 is rotated 90 degrees by the rotating device 41d so that the tip of the electric wire 7 faces the outside of the cassette 30. Next, the cylinder device 46 is further raised to stop the tip portion of the electric wire 7 in the clip 34 of the origin of the cassette 1 which is set to the origin in advance. The origin is set by stopping the servo motor 22 by detecting the opening 32a by the optical sensor 16.

Next, the chucker 41 descends, and the transfer device 40 moves to the initial state on the left end side of the rail 16.
The stop position of the traveling device 47 is a position where the chucker 41 can receive the electric wire 7.

Next, the electric wire 7 is sent while being measured,
The cassette 30 is driven by the servomotor 22 in synchronism with the delivery, and winds the electric wire 7.

When the feeding of the predetermined length is completed, the feeding and winding of the electric wire 7 is stopped. Then, the electric wire 7 is cut by the cutting device 12. The cut electric wire is received by the lower chucker 41, and is grasped. The subsequent operation is the same as above. The cassette 30 rotates as the carrier device 40 moves toward the cassette 30 (in synchronization). Furthermore, at this time, the cassette 30
The openings 32 a of the flange 32 of the are counted by the optical sensor 26. The servo motor 22 rotates the cassette 30 so that the clip 34 is located above the chucker 41 when the chucker 41 reaches directly below the cassette 30 by the detection by the optical sensor 26.

If it is determined that the clip 34 of the cassette 30 is at the lowest point at this time, the horizontal rotating device 41d rotates the end of the electric wire 7 toward the outside, and the cylinder device 46 raises the chucker 41. , The end portion of the electric wire 7 being gripped by the clip 34 of the cassette 30.
Stop at. On the other hand, when the clip 34 of the cassette 30 is not at the lowest point, the cassette 30 is rotated in the direction in which the electric wire 7 is loosened, not the direction in which the electric wire 7 is stretched. Move to. The following is as described above.

Next, the cassette 30 is replaced. This makes it possible to divide the electric wires 7 of any length into the cassettes 30 in the required amount. The cassette 30 is mounted on an electric wire wiring device and wired. Since the electric wire 7 is fixed by the clip, the electric wire 7 does not come off during the transport of the cassette, and the electric wire can be easily attached to the non-violation device during the non-war operation. Further, the electric wires can be attached to the cassette automatically.

[0023]

According to this, since the electric wire is fixed to the clip of the cassette, the electric wire does not come off during winding and transportation. Also, when a slight force is applied, the electric wire comes off from the cassette. Therefore, a consumable item for fixing the electric wire to the cassette can be eliminated.

[Brief description of drawings]

FIG. 1 is a front view of the device of the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a perspective view showing a relationship between a cassette and a chucker.

FIG. 4 is a front view of a wire winding cassette.

FIG. 5 is a left side view of FIG.

FIG. 6 is a right side view of FIG. 7 ... Electric wire, 10 ... Length measuring and cutting device, 11 ... Roller, 12 ...
Cutting device, 20 ... Winding device, 22 ... Servo motor,
26 ... Optical sensor, 30 ... Cassette, 34 ... Clip, 4
0 ... conveying device, 41 ... chucker, 41a, 41b ... grasping piece, 41c ... cylinder device, 41d ... horizontal rotating device,
46 ... Cylinder device, 47 ... Traveling device.

Claims (3)

[Claims] 1. A cassette for gripping a starting end of an electric wire and moving the electric wire downward to a cassette for winding the electric wire, rotating the starting end of the electric wire by 90 degrees to raise it, and pushing it into a clip on an outer periphery of the cassette to measure the length of the electric wire. The wire is cut by winding it up to a predetermined length, and the end of the cut wire is grasped and moved to the lower part of the cassette. A cassette-type wire winding method characterized by being pushed into a clip. 2. An electric wire cutting device, a cassette for winding the electric wire, a device for rotating the cassette, and a conveying device for gripping an end of the electric wire and moving between the cutting device and the lower portion. The front cassette is provided with a plurality of U-shaped clips for grasping the electric wire on the outer peripheral portion of the flange, and the transport device is provided with two grasping pieces for grasping the electric wire so as to be movable in the horizontal direction. A cassette-type electric wire winding device, comprising: a rotating device for rotating the horizontal rotating device 90 degrees in the horizontal direction; and a drive device for raising and lowering the horizontal rotating device. 3. A wire winding, wherein a cassette for temporarily winding a required amount of electric wire taken out from an electric wire drum has a plurality of U-shaped clips for fixing the electric wire on the outer periphery of the flange. Taking cassette.