KR102331194B1 - Laser processing device - Google Patents

Abstract

The present invention relates to a laser processing apparatus, comprising: a laser unit for processing a workpiece with a laser; a transfer unit for transferring the workpiece to the laser unit; and a control unit for controlling the laser unit and the transfer unit, thereby capable of preventing deformation of the workpiece.

Description

Laser processing device

The present invention relates to a laser processing apparatus.

In general, a laser processing apparatus refers to an apparatus that performs drilling, marking, sawing, cutting, etc. on a sample using a laser.

In addition, in the laser processing apparatus, the type, intensity, processing method, etc. of the laser beam are determined according to the physical properties of the sample to be processed and the type of processing.

In addition, the laser processing is performed by a laser processing apparatus having a scanner or a focusing lens that is moved relative to X-Y after the sample to be laser processed is placed on the upper surface of the stage.

Such a laser processing apparatus has a problem in that vibration is generated by the operation of the laser processing apparatus, and when an impact is generated from the outside, the workpiece is deformed during laser processing.

Korean Patent No. 10-21442215 'A device for cutting a workpiece using a laser'

The present invention has been devised to solve the above problems, and an object of the present invention is to protect the laser device from vibrations generated during operation of the laser device and external impact, as well as to prevent deformation of the workpiece. processing equipment is provided.

The problems of the present invention are not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the following description.

A laser processing apparatus according to an embodiment of the present invention for solving the above problems includes: a laser unit for processing a workpiece with a laser; a transfer unit for transferring the workpiece to the laser unit; and a control unit for controlling the laser unit and the transfer unit.

The laser unit includes a stage on which a workpiece is mounted, a laser member generating a laser beam for processing the workpiece in a direction orthogonal to the stage, one side is coupled to the stage, and the other side is coupled to the laser member , An X-axis portion for moving the laser member in the X-axis direction, a Y-axis portion for moving the X-axis portion in the Y-axis direction, coupled to one side of the laser member, vibration generated when the X-axis portion and the Y-axis portion move; It is generated by friction generated when the laser member, the X-axis part, and the Y-axis part move in contact with the laser member, which is coupled to one side of the stage and the dispersion part for dispersing the vibration generated during operation of the laser member and the shock generated from the outside. It may include an anti-static unit to prevent static electricity.

The X-axis unit may include an X-axis rail for guiding the laser member to be coupled to move the laser member back and forth, and an X-axis coupling unit coupled to the stage.

The X-axis coupling part is coupled to the Y-axis part having a Y-axis rail capable of moving forward and backward, and may be moved left and right in the Y-axis direction.

The transfer unit includes a seating part on which the workpiece is mounted, a detection sensor for detecting whether the workpiece is seated on the upper surface of the seating part, an operation part for operating the seating part in a horizontal direction according to the detection sensor, and the operation part of the laser It may include a moving driving unit for moving the unit.

The dispersing part may include a accommodating part in which an accommodating space is formed.

The dispersing unit may include a vertical dispersing unit inserted into the receiving unit and a horizontal dispersing unit inserted into the receiving unit.

The vertical dispersion unit is inserted into the center of the accommodating unit, a central axis fixedly installed, and a first elastic unit that surrounds the central axis and disperses vibrations and shocks coming from the outside to the central axis, and the first It may include an absorbing part that surrounds the elastic part and absorbs vibrations and shocks of the first elastic part and the central axis.

The central axis is coupled to the upper and lower portions of the receiving portion, and a first fixing portion for fixing the central axis, a separation preventing portion for preventing separation from the first fixing portion, and the absorption portion coupled to the central shaft, In order to prevent downward movement, it may include a movement preventing unit fixedly installed above and below the absorption unit.

The absorption part may be made of a material having elasticity.

The horizontal dispersion unit includes a first support part surrounding a part or the whole of the vertical dispersion part to support the vertical dispersion part, and a second support part coupled left and right inside the first support part to support the central axis, and One side is coupled to one side of the second support part, the other side is coupled to the absorption part, it may include a second elastic part that transmits vibration and shock from the outside to the absorption part.

It may include an elastic pad surrounding the inside or outside of the receiving part to protect the dispersion part.

The elastic pad may include a coupling part coupled to the inside or outside of the receiving part.

According to an embodiment of the present invention, there is an effect of protecting the laser device from vibrations generated during operation of the laser device and external shocks.

In addition, by preventing the deformation of the workpiece, there is an effect of increasing the processing perfection of the workpiece.

In addition, by preventing the deformation of the workpiece, re-processing can be avoided, thereby reducing the cost of reproducing the workpiece or electricity.

The effect according to the present invention is not limited by the contents exemplified above, and more various effects are included in the present invention.

1 to 4 are views showing a laser processing apparatus according to an embodiment of the present invention.
FIG. 5 is a view showing a dispersion unit of the laser processing apparatus of FIG. 1 .
FIG. 6 is a view showing a vertical dispersion part of the dispersion part of FIG. 5 .

Hereinafter, various embodiments will be described in more detail with reference to the accompanying drawings. The embodiments described herein may be variously modified. Certain embodiments may be depicted in the drawings and described in detail in the detailed description. However, the specific embodiments disclosed in the accompanying drawings are only for easy understanding of various embodiments. Therefore, the technical spirit is not limited by the specific embodiments disclosed in the accompanying drawings, and it should be understood to include all equivalents or substitutes included in the spirit and scope of the invention.

Terms including an ordinal number, such as first, second, etc., may be used to describe various elements, but these elements are not limited by the above-described terms. The above terminology is used only for the purpose of distinguishing one component from another component.

In this specification, terms such as "comprises" or "have" are intended to designate that the features, numbers, steps, operations, components, parts, or combinations thereof described in the specification exist, but one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof. When a component is referred to as being “connected” or “connected” to another component, it is understood that the other component may be directly connected or connected to the other component, but other components may exist in between. it should be On the other hand, when it is said that a certain element is "directly connected" or "directly connected" to another element, it should be understood that no other element is present in the middle.

Meanwhile, as used herein, a “module” or “unit” for a component performs at least one function or operation. And “module” or “unit” may perform a function or operation by hardware, software, or a combination of hardware and software. In addition, a plurality of “modules” or a plurality of “units” other than a “module” or “unit” that must be performed in specific hardware or are executed in at least one processor may be integrated into at least one module. The singular expression includes the plural expression unless the context clearly dictates otherwise.

In addition, in describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be abbreviated or omitted.

1 to 4 are views showing a laser processing apparatus according to an embodiment of the present invention, FIG. 5 is a view showing a dispersion part of the laser processing apparatus of FIG. 1, and FIG. 6 is a view showing a vertical dispersion part of the dispersion part of FIG. am.

1 to 6 , a laser processing apparatus according to an embodiment of the present invention includes a laser unit 100 , a transfer unit 200 , and a control unit 300 .

The laser unit 100 processes the workpiece with a laser. To this end, the laser unit 100 includes a stage 110 , a laser member 120 , an X-axis unit 130 , a Y-axis unit 140 , a dispersion unit 150 , and an antistatic unit (not shown). can do.

The stage 110 may be formed to be flat so that a workpiece may be seated thereon. In addition, the laser member 120 may generate a laser beam for processing a workpiece in a direction orthogonal to the stage 110 .

One side of the X-axis unit 130 may be coupled to the stage 110 , and the other side may be coupled to the laser member 120 to move the laser member 120 in the X-axis direction.

In addition, the X-axis portion 130 may include an X-axis rail 131 and an X-axis coupling portion 132 . The X-axis rail 131 is coupled to the laser member 120 , and may guide the laser member 120 to move forward and backward. And the X-axis coupling part 132 may be coupled to one side of the stage 110 .

The X-axis coupling part 132 is coupled to the Y-axis part 140 having a Y-axis rail 141 that can move forward and backward, and can be moved left and right in the Y-axis direction.

The Y-axis unit 140 may move the X-axis unit 130 in the Y-axis direction.

The dispersion unit 150 is coupled to one side of the laser member 120 , and vibrations generated when the X-axis unit 130 and the Y-axis unit 140 move, and vibrations generated when the laser member 120 is operated, and the external It can dissipate the shock generated by To this end, the dispersing unit 150 may include an accommodating unit 151 in which an accommodating space is formed. In addition, the dispersing unit 150 may include a vertical dispersing unit 152 inserted into the receiving unit 151 and a horizontal dispersing unit 153 being inserted into the receiving unit 151 .

The vertical dispersion part 152 may include a central axis 152-1, a first elastic part 152-2, and an absorption part 152-3.

The central shaft 152-1 may be inserted into the center of the receiving part 151 to be fixedly installed. In addition, the central axis 152-1 may be coupled to the upper surface and the lower surface of the receiving part 151, respectively. To this end, the central shaft 152-1 may include a first fixing part 152-1a, a separation preventing part 152-1b, and a movement preventing part 152-1c. The first fixing portion 152-1a may be coupled to the upper and lower portions of the receiving portion 151 to fix the central axis 152-1. In addition, the separation preventing portion 152-1b may prevent separation of the first fixing portion 152-1a. In addition, the movement preventing portion 152-1c is fixed to the upper and lower portions of the absorption portion 152-3 to prevent the upper and lower movement of the absorption portion 152-3 coupled to the central axis 152-1. can be installed. The movement preventing unit 152-1c may have a size corresponding to the central axis 152-1 so that an empty space is not formed by surrounding the central axis 152-1.

The first elastic part 152 - 2 surrounds the central axis 152-1 to disperse vibrations and shocks coming from the outside to the central axis 152-1 . This may be a spring.

The absorbing part 152 - 3 surrounds the first elastic part 152 - 2 to absorb vibrations and shocks of the first elastic part 152 - 2 and the central shaft 152-1 . The absorber 152 - 3 may be made of a material having elasticity, such as latex, rubber, or sponge.

On the other hand, inside the central shaft 152-1, the first elastic part 152-2 surrounding the central shaft 152-1 and the absorbing part 152-3 are identical to the outside of the central shaft 152-1. can be inserted.

The horizontal dispersion part 153 may include a first support part 153-1, a second support part 153-2, and a second elastic part 153-3.

The first support part 153 - 1 may surround a part or the whole of the vertical dispersion part 152 to support the vertical dispersion part 152 . In addition, the second support part 153-2 may be coupled to the left and right sides inside the first support part 153-1, respectively, to support the central axis 152-1.

The first support part 153-1 and the second support part 153-2 may be made of an elastic material or plastic. In addition, the second support part 153 - 2 not only supports the vertical dispersion part 152 , and the material of the second support part 153 - 2 may disperse the secondary impact with a material such as latex or sponge. Here, the primary shock dispersion is to be dispersed through the absorbing part 152 - 3 .

One side of the second elastic part 153-3 is coupled to one side of the second support part 153-2, and the other side is coupled to the absorption part 152-3 to absorb vibration and shock from the outside. -3) can be passed. Also, the second elastic part 153 - 3 may be the same spring as the first elastic part 152 - 2 .

The dispersing unit 150 may include an elastic pad (not shown) that surrounds the inside or outside of the receiving unit 151 to protect the dispersing unit 150 . The elastic pad may include a coupling part (not shown) coupled to the inside or outside of the receiving part 151 . Here, the coupling part may be coupled by a screw, an adhesive, or the like, or may be coupled by a detachable tool that is easy to detach.

An antistatic unit (not shown) is coupled to one side of the stage 110 to prevent static electricity generated by friction generated when the laser member 120, the X-axis unit 130, and the Y-axis unit 140 come into contact with each other. can do.

The transfer unit 200 may transfer the workpiece to the laser unit 100 . To this end, the transfer unit 200 may include a seating unit 210 , a detection sensor (not shown), an operation unit (not shown), and a movement driving unit (not shown). Here, the mounting part 210 may be mounted on a workpiece.

A detection sensor (not shown) is installed on the rim on the upper surface of the seating part 210 , and may detect whether the workpiece is seated on the upper surface of the seating part 210 or not.

The operating unit (not shown) may operate the mounting unit 210 in a horizontal direction according to whether the workpiece of the detection sensor is mounted.

The moving driving unit (not shown) may move the operating unit to the laser unit 100 . The moving driving unit may be formed with a rail extending and coupled to the laser unit 100 .

The controller 300 may control the laser unit 100 and the transfer unit 200 . Such a control unit may be viewed by a monitor and may be touched by the monitor. However, since this is a known technology, a detailed description thereof will be omitted.

On the other hand, the laser processing apparatus, as well as being installed in the laser unit 100, may be installed on one side of the X-axis unit 130, the Y-axis unit 140, may be installed in several, the size may also vary. . In addition, when the laser processing apparatus is installed in the laser unit 100 , the X-axis unit 130 , and the Y-axis unit 140 , it may be screwed, may be attached by an adhesive, or may be attached by magnetism.

As such, according to an embodiment of the present invention, it is possible to protect the laser device from vibrations generated during operation of the laser device and external shocks.

In addition, it is possible to prevent deformation of the workpiece, thereby increasing the processing perfection of the workpiece.

In addition, by preventing the deformation of the workpiece, re-working can be avoided, thereby reducing the cost or electricity for reproducing the workpiece.

The problems of the present invention are not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the following description.

In the above, preferred embodiments of the present invention have been illustrated and described, but the present invention is not limited to the specific embodiments described above, and it is common in the technical field to which the present invention pertains without departing from the gist of the present invention as claimed in the claims. Various modifications are possible by those having the knowledge of, of course, these modifications should not be individually understood from the technical spirit or prospect of the present invention.

100: laser unit
110: stage
120: laser member
130: X-axis part
131: X-axis rail
132: X-axis coupling part
140: Y-axis part
141: Y-axis rail
150: dispersion part
151: receptacle
152: vertical dispersion unit
152-1: central axis
152-1a: first fixing part
152-1b: escape prevention part
152-1c: movement prevention part
152-2: first elastic part
152-3: absorption part
153: horizontal dispersion unit
153-1: first support part
153-2: second support part
153-3: second elastic part
200: transfer unit
210: seating part
300: control unit

Claims (4)

a laser unit for processing a workpiece with a laser;
a transfer unit for transferring the workpiece to the laser unit; and
A control unit for controlling the laser unit and the transfer unit,
The laser unit,
a stage on which the workpiece is mounted;
a laser member for generating a laser beam for processing the workpiece in a direction orthogonal to the stage;
An X-axis unit having one side coupled to the stage and the other side coupled to the laser member to move the laser member in the X-axis direction;
a Y-axis part for moving the X-axis part in the Y-axis direction;
A dispersing unit coupled to one side of the laser member to disperse vibrations generated during movement of the X-axis and Y-axis portions, vibrations generated during operation of the laser member, and shocks generated from the outside;
It is coupled to one side of the stage and includes an anti-static unit for preventing static electricity generated by friction generated by contact with the laser member, the X-axis part, and the Y-axis part during movement,
The X-axis part,
An X-axis rail that is coupled to the laser member and guides the laser member to move back and forth;
Including an X-axis coupling portion coupled to the stage,
The X-axis coupling portion,
It is coupled with the Y-axis portion having a Y-axis rail capable of moving forward and backward, and is moved left and right in the Y-axis direction,
The transfer unit,
a seating part on which the workpiece is mounted;
a detection sensor for detecting whether the workpiece is seated on the upper surface of the seating part;
an operation unit for operating the seating unit in the horizontal direction according to the detection sensor; and
and a moving driving unit for moving the operating unit to the laser unit,
The dispersion unit,
Including a receiving part in which the receiving space is formed,
The dispersion unit,
a vertical dispersion part inserted into the receiving part; and
It includes a horizontal dispersion part inserted into the receiving part,
The vertical dispersion unit,
A central shaft inserted into the center of the receiving unit and fixedly installed;
A first elastic part surrounding the central axis and dispersing vibrations and shocks coming from the outside to the central axis;
It surrounds the first elastic part, and includes an absorbing part for absorbing vibration and shock of the first elastic part and the central axis,
The central axis is
A first fixing portion coupled to the upper and lower portions of the receiving portion to fix the central axis;
a separation prevention unit for preventing separation from the first fixing unit; and
In order to prevent the upper and lower movement of the absorption unit coupled to the central axis, it includes a movement preventing unit that is fixedly installed above and below the absorption unit,
the absorber,
It is an elastic material,
The horizontal dispersion unit,
a first support part surrounding a part or the whole of the vertical dispersion part to support the vertical dispersion part;
a second support part coupled to the left and right sides inside the first support part, respectively, supporting the central axis; and
One side is coupled to one side of the second support part, and the other side includes a second elastic part that is coupled to the absorption part and transmits vibration and shock from the outside to the absorption part,
and an elastic pad surrounding the inside or outside of the accommodating part to protect the dispersion part,
The elastic pad,
Laser processing apparatus including a coupling part coupled to the inside or outside of the receiving part. delete delete delete

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