KR101701795B1 - Apparatus for cotting optical fiber - Google Patents

Abstract

The present invention relates to an optical fiber cutting device for an optical fiber light emitting sign. The optical fiber cutting device includes: a flat worktable; a first moving member combined with the upper surface of the worktable to be able to reciprocate; a second moving member combined with the first moving member to be able to move in a different direction from the movement direction of the first moving member; a cutting part combined with a fixing plate, attached to the second moving member, to be able to be moved up and down, and cutting an optical fiber, protruding from the optical fiber light emitting sign, with a cutting blade; a fixing jig fixing both sides of the optical fiber light emitting sign placed on the upper surface of the worktable; and a control device controlling the operation of the cutting part and the first and second moving members. As such, the present invention is capable of cutting the optical fiber protruding from the optical fiber light emitting sign, at a set height or set angle.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an optical fiber cut-

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to an optical fiber cutting device for an optical fiber luminescent type sign, and more particularly, to an optical fiber cutting device for an optical fiber luminescent sign that cuts an optical fiber protruding from an optical fiber luminescent sign,

Since a road sign using a light emitting element emits light only for a road sign part to be informed to the driver in operation, the driver can easily recognize the road sign when driving at night, thereby allowing the driver to confirm the road state or the information of the road sign in advance So that the accident can be prevented.

Such a road sign using a light emitting element is composed of many light emitting elements.

Korean Unexamined Utility Model Publication No. 2000-0005162 discloses an optical fiber cutting device of a fiber optic light-emitting type road sign.

The optical fiber cutting device of the optical fiber light emitting type road sign can easily cut the optical fiber protruding to the front face of the sign at the time of manufacturing the road sign to a uniform length.

However, in the optical fiber cutting apparatus of the optical fiber light emitting type road sign, there is a problem that the optical fiber protruding in the bent sign shape or the curved sign shape can not be cut.

In addition, the optical fiber cutting device of the optical fiber light emitting type road sign only cuts the optical fiber flatly, but can not cut the optical fiber.

SUMMARY OF THE INVENTION It is an object of the present invention to provide an optical fiber cutting device for an optical fiber luminescent sign capable of cutting an optical fiber protruding from a sign of a curved or curved shape so that a road sign has an edge.

It is another object of the present invention to provide an optical fiber cutting apparatus for an optical fiber luminescent sign capable of cutting a cut surface of an optical fiber.

It is another object of the present invention to provide an optical fiber cutting device for an optical fiber luminescent type sign capable of increasing the amount of light transmitted from a cut surface of an optical fiber by polishing a cut surface of the optical fiber.

According to an aspect of the present invention, there is provided an apparatus for cutting an optical fiber protruding from an optical fiber luminescent sign at a predetermined height, the optical fiber cutting apparatus comprising: a work table having a flat shape; A first moving member coupled to the top surface of the work table so as to be reciprocated; A second moving member coupled to the first moving member so as to be movable in a direction different from the moving direction of the first moving member; A cutting unit coupled to the fixing plate attached to the second moving member so as to be moved up and down and cutting the optical fiber protruding from the optical fiber luminescent sign into a rotating cutting blade; And a controller for controlling the operation of the first moving member, the second moving member, and the cutting unit. The optical fiber light-emitting type indicator of the optical fiber light-emitting type display panel includes a fixing jig for fixing both side surfaces of the optical fiber type light- Device can be provided.

The fixing jig may be fixed to the workbench with a first fixing screw, a first fixing bar for fixing one side of the optical fiber luminescent sign, and a second fixing screw for fixing to the other side of the optical fiber luminescent sign, Wherein the first fixing bar and the second fixing bar are provided with a first fixing screw and a second fixing screw in a long hole shape so that the first fixing bar and the second fixing bar can reciprocate in the work table in accordance with the size of the optical fiber light emitting type sign, And can be fixed with a second fixing screw.

The polishing pad further includes a first polishing layer composed of carbon fibers impregnated with carbon nanotubes, and a second polishing layer formed of carbon fibers impregnated with carbon nanotubes. A second polishing layer made of a soft polyurethane material, and a third polishing layer made of a polishing sponge material.

The optical fiber cutting device of the optical fiber type indicator may further include a suction device coupled to the second moving member and sucking the optical fiber powder generated when the optical fiber is cut into the cutting blade.

The optical fiber cutting device of the optical fiber light emitting type indicator may further include an angle adjusting unit between the second moving member and the cutting unit such that the cutting blade is cut at a predetermined cutting angle when cutting the optical fiber, And a first piston and a second piston that are mounted on the second moving member and rotate in both directions and one side is mounted on the other surface of the rotating plate and the other side is mounted on the fixing plate.

The optical fiber cutting device of the optical fiber light emitting type indicator may further include a rotation distance detection sensor mounted on an outer circumferential surface or an inner circumferential surface of the rotation plate to detect a rotation distance of the rotation plate, A detection sensor and a second distance detection sensor.

The optical fiber cutting device of the optical fiber light emitting type indicator according to the embodiment of the present invention is capable of cutting an optical fiber protruding from a sign of a curved shape or a curved shape so that a road sign forms an edge.

In addition, the optical fiber cutting device of the optical fiber luminescent sign according to the embodiment of the present invention has an effect of cutting the cut surface of the optical fiber at an angle.

Further, the optical fiber cutting device of the optical fiber light emitting type indicator according to the embodiment of the present invention has an effect of increasing the light transmission amount from the cut surface of the optical fiber by polishing the cut surface of the optical fiber.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic view showing an optical fiber cutting apparatus of an optical fiber luminescent sign according to an embodiment of the present invention; FIG.
FIG. 2 is a perspective view illustrating the angle adjusting unit and the cutting unit shown in FIG. 1. FIG.
3 is a side view showing the side of the cutting blade shown in Fig. 2;
FIG. 4 is a perspective view showing the polishing pad shown in FIG. 3; FIG.
5 is a perspective view showing the fixing jig shown in Fig.
FIG. 6 to FIG. 8 are views showing an example of cutting the optical fiber according to the embodiment of the present invention. FIG.

Hereinafter, the description of the present invention with reference to the drawings is not limited to a specific embodiment, and various transformations can be applied and various embodiments can be made. It is to be understood that the following description covers all changes, equivalents, and alternatives falling within the spirit and scope of the present invention.

In the following description, the terms first, second, and the like are used to describe various components and are not limited to their own meaning, and are used only for the purpose of distinguishing one component from another component.

Like reference numerals used throughout the specification denote like elements.

As used herein, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. It is also to be understood that the terms " comprising, "" comprising, "or" having ", and the like are intended to designate the presence of stated features, integers, And should not be construed to preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 is a perspective view illustrating an angle adjusting unit and a cutting unit shown in FIG. 1, and FIG. 3 is a cross-sectional view illustrating an optical fiber cutting apparatus according to an embodiment of the present invention. FIG. FIG. 4 is a perspective view showing the polishing pad shown in FIG. 3, FIG. 5 is a perspective view showing the fixing jig shown in FIG. 1, and FIGS. 8 is an exemplary view showing a cut state of an optical fiber according to an embodiment of the present invention.

1 to 8, an optical fiber cutting device 1 of an optical fiber type light guide plate includes a work table 10, a first moving member 20, a second moving member 30, an angle adjusting unit 40, A portion 50, a fixing jig 70, and a control device 80. [

The work table 10 is a flat work table on which the first movable member 20 and the optical fiber luminescent sign 1 can be seated. 1, the first guide rail 11 can be mounted on the work table 10 so that the first movable member 20 can be moved in the X-axis direction.

The first moving member 20 can be coupled to the first guide rail 11 so as to be moved along the first guide rail 11 while maintaining a horizontal position.

Here, the first moving member 20 can be coupled with a conventional structure in which a rotating wheel (not shown) rotated by a motor (not shown) is coupled to the first guide rail 11 and can be moved.

The first moving member 20 may be formed at a predetermined height on the first guide rail 11. [ The first movable member 20 may include a second guide rail 21 that can move while the second movable member 30 is engaged.

The second shifting member 30 can be coupled to the first shifting member 20 so that the second shifting member 30 can move horizontally in combination with the first shifting member 20 in the Z-axis direction in Fig. The second moving member 30 may be coupled with a conventional structure in which a rotating wheel (not shown) rotated by a motor (not shown) is coupled to the second guide rail 21 and can be moved. The second moving member 30 may include a suction unit 32, a fixing plate 31, an angle adjusting unit 40, and a cutting unit 50.

The suction device 32 can suck the optical fiber powder generated when the optical fiber is cut into the cutting edge 52. [ The suction device 32 can be mounted to the second movable member 30. [

The fixing plate 31 is a plate to which the cutting portion 50 can be fixed. The fixing plate 31 can be coupled with the cut portion 50 in a conventional structure of a lap and pinion type. The fixing plate 31 may have a cut portion 50 connected to one side thereof and a first piston 45 and a second piston 46 connected to the other side thereof.

The angle adjusting unit 40 can operate the vertically disposed cutting unit 50 at a predetermined angle as shown in FIGS. The angle regulating portion 40 may include a rotary plate 41, a first piston 45, and a second piston 46.

The rotary plate 41 is mounted on the second moving member 30 on one side and the first piston 45 and the second piston 46 on the other side. The rotating plate 41 is coupled to a rotating shaft (not shown) fixed to the second moving member 30 and coupled with a conventional structure rotatable in both directions by a motor (not shown) connected to a rotating shaft . The rotation plate 41 may include a rotation distance detection sensor 42 on an outer circumferential surface or an inner circumferential surface of the rotation plate 41 so as to sense a rotation distance in one direction or another direction.

Accordingly, the control device 80 can calculate the rotation angle of the vertically disposed cutting portion 50 rotated by the rotation plate 41 when the rotation plate 41 rotates.

The rotation plate 41 may include a first distance detection sensor 43 and a second distance detection sensor 44 on one side facing the fixing plate 31 so as to sense the inclination of the fixing plate 31.

The first distance sensing sensor 43 and the second distance sensing sensor 44 may be disposed between the first piston 45 and the second piston 46.

Accordingly, the control device 80 controls the fixing plate 31, in which the fixing plate 31 is tilted by the first piston 45 and the second piston 46 in the X-axis direction, from the first distance detecting sensor 43 ) And the second distance detection sensor 44 can be calculated.

The first piston (45) and the second piston (46) are pistons capable of adjusting the inclination of the fixing plate (31). The first piston 45 and the second piston 46 may be mounted on the rotary plate 41 at one side and the fixed plate 31 at the other side.

The cutting portion 50 may be coupled to the fixing plate 31 in a conventional structure of a lag and a pinion type. The cutting unit 50 may be equipped with a plurality of distance sensors (not shown) so as to detect the distance between the optical fiber and the optical fiber luminescent sign. The cutting unit 50 may be mounted with a scanning device (not shown) so as to detect bent portions and edges of the optical fiber luminescent sign. The cutting portion 50 can cut the optical fiber with the cutting blade 52 connected to the rotating shaft 51 rotated by the rotational force of the motor.

The cutting blade 52 may be mounted on the lower surface of the polishing pad 60 to polish the cross section of the cut optical fiber to increase the luminance.

The control unit 80 controls the cutting unit 50 such that the cutting blade 52 cuts the optical fiber and moves the cutting unit 50 in the upward direction where the central axis of the cutting blade 52 and the central axis of the optical fiber coincide with each other, The cutting portion 50 can be moved in the optical fiber direction.

The polishing pad 60 can be adhered to and removed from the central axis of the cutting edge 52. [ The polishing pad 60 may be formed in a disc shape. The polishing pad 60 may be formed with a first polishing layer 61 composed of carbon fibers impregnated with carbon nanotubes by a predetermined distance in the direction of the central axis from the rim.

The polishing pad 60 may be formed with a second polishing layer 62 made of a polyurethane material of a soft resin at a predetermined distance in the direction of the central axis in the first polishing layer 61.

Here, the density of the soft resin may be 0.6 g / cm 3 to 0.8 g / cm 3.

The polishing pad 60 may be formed with a third polishing layer 63 composed of a polishing sponge material from the second polishing layer 62 to the central axis.

 Here, the cutting unit 50 is a spraying device for spraying an abrasive liquid mixed with alkylene oxide, cerium oxide and colloidal silica of alcohol in the direction of the polishing pad 60 so as to enhance the polishing efficiency of the polishing pad 60 Not shown) may be mounted.

The fixing jig 70 is capable of fixing the optical fiber luminescent sign placed on the work table 10. The fixing jig 70 may include a first fixing bar 71 and a second fixing bar 72.

The first fixing bar 71 may be formed in an 'a' shape. The first fixing bar 71 may fix one side of the optical fiber luminescent sign placed on the work table 10. The first fixing bar 71 can be fixed to the work table 10 by a first fixing screw 73.

Here, the first fixing bar 71 may have a long hole having a long hole shape so as to be reciprocated in the work table 10 according to the size of the optical fiber light emitting type indicator.

The second fixing bar 72 may be formed at a position corresponding to the first fixing bar 71 to fix the other side of the optical fiber luminescent sign placed on the work table 10. The second fixing bar 72 may be formed in an 'a' shape. The second fixing bar 72 can be fixed to the work table 10 with a second fixing screw 74.

Here, the second fixing bar 72 may have a slot-like long hole so as to be reciprocated in the work table 10 according to the size of the optical fiber light emitting type indicator.

The control device 80 is a device provided with a program for controlling the operation of the first moving member 20, the second moving member 30, the angle adjusting unit 40, and the cutting unit 50. The control device 80 may be a computer, a smart phone, or a smart terminal.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be clear to the person.

1: Optical fiber cutting device of optical fiber type indicator
10: Workbench
11: first guide rail
20: first movable member
21: second guide rail
30: second moving member
31: Fixing plate
32: Suction device
40:
41:
42: Rotational distance sensor
43: First distance detection sensor
44: second distance detection sensor
45: first piston
46: second piston
50:
51:
52: Cutting blade
60: polishing pad
61: first polishing layer
62: second polishing layer
63: third polishing layer
70: Fixing jig
71: first fixing bar
72: second fixed bar
73: First set screw
74: Second set screw
80: Control device

Claims (6)

delete An optical fiber cutting device of a fiber optic light emitting type sign that cuts an optical fiber protruding from a light emitting type indicator to a predetermined height,
A flat work table;
A first moving member coupled to the top surface of the work table so as to be reciprocated;
A second moving member coupled to the first moving member so as to be movable in a direction different from the moving direction of the first moving member;
A cutting unit coupled to the fixing plate attached to the second moving member so as to be moved up and down and cutting the optical fiber protruding from the optical fiber luminescent sign into a rotating cutting blade;
A fixing jig for fixing both side surfaces of the optical fiber light emitting type sign mounted on the upper surface of the work table,
And a control device for controlling operations of the first moving member, the second moving member, and the cutting portion,
The fixing jig
A first fixing bar fixed to the workbench by a first fixing screw and fixing one side of the optical fiber luminescent sign,
And a second fixing bar fixed to the work table by a second fixing screw to fix the other side of the optical fiber light emitting type indicator,
Wherein the first fixing bar and the second fixing bar are fixed to the long hole of the long hole shape by the first fixing screw and the second fixing screw so that the first fixing bar and the second fixing bar can reciprocate in the work table in accordance with the size of the optical fiber light emitting type signboard Optical Fiber Cutting Device of Optical Fiber Emitting Signs. An optical fiber cutting device of a fiber optic light emitting type sign that cuts an optical fiber protruding from a light emitting type indicator to a predetermined height,
A flat work table;
A first moving member coupled to the top surface of the work table so as to be reciprocated;
A second moving member coupled to the first moving member so as to be movable in a direction different from the moving direction of the first moving member;
A cutting unit coupled to the fixing plate attached to the second moving member so as to be moved up and down and cutting the optical fiber protruding from the optical fiber luminescent sign into a rotating cutting blade;
A fixing jig for fixing both side surfaces of the optical fiber light emitting type sign mounted on the upper surface of the work table,
And a control device for controlling operations of the first moving member, the second moving member, and the cutting portion,
Wherein the cutting blade has a polishing pad mounted on a lower surface thereof to polish a cut surface of the optical fiber,
The polishing pad
A first polishing layer composed of carbon fibers impregnated with carbon nanotubes;
A second polishing layer composed of a soft polyurethane material and
And a third polishing layer composed of abrasive sponge material. delete An optical fiber cutting device of a fiber optic light emitting type sign that cuts an optical fiber protruding from a light emitting type indicator to a predetermined height,
A flat work table;
A first moving member coupled to the top surface of the work table so as to be reciprocated;
A second moving member coupled to the first moving member so as to be movable in a direction different from the moving direction of the first moving member;
A cutting unit coupled to the fixing plate attached to the second moving member so as to be moved up and down and cutting the optical fiber protruding from the optical fiber luminescent sign into a rotating cutting blade;
A fixing jig for fixing both side surfaces of the optical fiber light emitting type sign mounted on the upper surface of the work table,
And a control device for controlling operations of the first moving member, the second moving member, and the cutting portion,
In the optical fiber cutting device of the optical fiber luminescent sign,
Further comprising an angle adjusting portion between the second moving member and the cutting portion such that the cutting blade is cut at a predetermined cutting angle when cutting the optical fiber,
The angle-
A rotating plate that is rotated in both directions while one surface is mounted on the second moving member;
And a first piston and a second piston, one side of which is mounted on the other surface of the rotating plate, and the other side of which is mounted on the fixing plate. 6. The method of claim 5,
A rotation distance detection sensor mounted on an outer circumferential surface or an inner circumferential surface of the rotation plate to detect a rotation distance of the rotation plate,
Further comprising a first distance detecting sensor and a second distance detecting sensor on the other surface of the rotating plate so as to detect a tilt of the fixing plate.

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