Edge finding laser cutting equipment

Abstract

The utility model discloses edge-finding laser cutting equipment which comprises a base, a frame body, an X-axis and Y-axis movement mechanism, a material loading platform, a backlight source, a Z-axis movement mechanism, a Z-axis support, a CCD (Charge Coupled Device) assembly, a galvanometer, a laser generating device and a laser reflector path used for transmitting laser, and a bedplate is arranged at the top of the base, and the frame body is fixedly erected on the bedplate. The loading platform is arranged on the XY-axis movement mechanism and is driven by the XY-axis movement mechanism to do XY-axis movement, the Z-axis movement mechanism is laterally mounted on the frame body through the guide rail frame, and the Z-axis bracket is connected to the double rows of Z-axis guide rails in a sliding manner and is driven by the Z-axis movement mechanism to do Z-axis movement; the laser inlet end of the laser reflector path faces the laser emitting end of the laser generating device. A cutting track is generated according to a product path actually needing profiling cutting, and the cutting track can be automatically calibrated along with an actual product. The cutting device is high in cutting precision, wide in application range and capable of accurately cutting complex paths.

Description

TECHNICAL FIELD

[0001] The utility model relates to LCD, OLED screen processing technical field, concretely relates to a kind of patrol edge laser cutting equipment. BACKGROUND

[0002] In the field of flat panel display, the screen assembly process is an important step, and the LED or OLED needs to be attached to the panel support protection layer, polarizing plate and outer screen during the screen assembly process. In the traditional attachment process, each attachment layer is cut into the corresponding shape in advance, and then attached. Due to the cutting and attachment, there will be a corresponding position error, which will cause the attachment edge to be uneven.

[0003] In the prior art, the main disadvantage of the patrol edge laser cutting equipment is that the cutting area is larger than the actual required cutting area, which can eliminate the cutting error caused by the product size error. At the same time, the cutting effect will be affected by the position accuracy of the mark point, and if the mark point position is offset, the cutting path will also be offset.

[0004] Therefore, it is necessary to improve the traditional patrol edge laser cutting equipment. INVENTION CONTENTS

[0005] To solve the above technical problems, the utility model realizes the following scheme: the utility model relates to a kind of patrol edge laser cutting equipment, including pedestal, frame body, the pedestal top is a plate, the frame body is solid in the plate, the patrol edge laser cutting equipment further includes:

[0006] XY axis movement mechanism, set in the plate;

[0007] XY axis movement mechanism, set in the plate;

[0008] Load platform, set in the XY axis movement mechanism and be driven to do XY axis movement by the XY axis movement mechanism, the load platform has negative pressure adsorption area;

[0009] Backlight, set in the load platform and at the adjacent side of the negative pressure adsorption area;

[0010] Z axis movement mechanism, through guide rail frame side installation in the frame body, guide rail frame is equipped with double-row Z axis guide rail;

[0011] Z axis support, sliding connection in the double-row Z axis guide rail and be driven to do Z axis movement by the Z axis movement mechanism;

[0012] CCD assembly fixed to the Z-axis support;

[0013] oscillator mirror fixed to the Z-axis support and arranged adjacent to the CCD assembly;

[0014] laser generating device mounted to the frame body;

[0015] laser external light path for transmitting laser, the laser input end of the laser external light path is directed to the laser emission end of the laser generating device, and the laser output end is directed downward and can pass through the oscillator mirror.

[0016] Further, the base is a marble base.

[0017] Further, the X-axis power source and the Y-axis power source of the XY-axis movement mechanism are both linear motors.

[0018] Further, the XY-axis movement mechanism is provided with a dust cover.

[0019] Further, the backlight source is a white backlight source capable of emitting high brightness.

[0020] Further, the power source of the Z-axis movement mechanism is a Z-axis motor, which is driven to connect the Z-axis support through a screw module.

[0021] Compared with the prior art, the utility model has the beneficial effects that:

[0022] 1. The edge-following laser cutting equipment generates a cutting track according to the product path of the actual profile cutting, and the cutting track can be automatically calibrated along with the actual product.

[0023] 2. The edge-following laser cutting equipment has high cutting precision, wide adaptability, and can accurately cut complex paths.

[0024] 3. The edge-following laser cutting equipment can ensure that the to-be-cut product and the LED or OLED edge are as flush as possible. BRIEF DESCRIPTION OF DRAWINGS

[0025] Fig. 1 It is a whole machine diagram of the edge-following laser cutting equipment.

[0026] Fig. 2 It is a structure enlarged view of the XY-axis movement mechanism, the material loading platform and the Z-axis movement mechanism.

[0027] Markings in the drawings: base 1, XY-axis movement mechanism 2, CCD assembly 3, backlight source 4, laser generating device 5, oscillator mirror 6, laser external light path 7. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model, so that the advantages and characteristics of the utility model can be more easily understood by those skilled in the art, and the protection scope of the utility model can be more clearly defined. Obviously, the embodiments described in the utility model are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] In addition, the technical features involved in different embodiments of the utility model described below can be combined with each other as long as there is no conflict.

[0030] Embodiment 1: The specific structure of the utility model is as follows:

[0031] Please refer to the drawings Figs. 1-2 The utility model discloses a kind of edge laser cutting equipment, including pedestal 1, frame body, the pedestal 1 top is a plate, the frame body is solid in the plate, the edge laser cutting equipment further includes XY axis movement mechanism 2, material loading platform, backlight source 4, Z axis movement mechanism, Z axis support, CCD component 3, galvanometer 6, laser generating device 5 and the laser outer light path 7 for transmitting laser.Light path 7.The pedestal 1 is marble pedestal, marble pedestal is relatively metal pedestal, low in cost.

[0032] XY axis movement mechanism 2 is located in the plate;The X-axis power source and Y-axis power source of the XY axis movement mechanism 2 are all linear motors.Material loading platform is located in the XY axis movement mechanism 2 and is driven to do XY axis movement by the XY axis movement mechanism 2, and the material loading platform has negative pressure adsorption area.Specifically, as shown in Fig. 2 Y-axis linear motor is located on the X-axis movable plate of the X-axis linear motor, that is, X-axis linear motor drives Y-axis linear motor to move in X-axis direction, and material loading platform is located in the driving part of Y-axis linear motor, and the material loading platform is driven to move in XY axis direction by cooperation of X-axis linear motor and Y-axis linear motor.

[0033] The XY axis movement mechanism 2 is all equipped with dust cover, as shown in Fig. 2 When X-axis movable plate moves in X-axis direction, dust cover on X-axis side contracts, and the other side stretches.Similarly, when the dust cover on both sides of material loading platform contracts, the other side stretches.Dust cover can effectively prevent dust, and also prevent oil stain from leaking out.

[0034] Backlight source 4 is located in the material loading platform and is adjacent to the negative pressure adsorption area;The backlight source 4 is white backlight source capable of emitting high brightness.

[0035] The Z-axis movement mechanism is arranged on the frame body through a guide rail frame, and the guide rail frame is provided with double-row Z-axis guide rails.

[0036] The CCD assembly 3 is fixed on the Z-axis support and is used for photographing and follows the Z-axis support to move up and down.

[0037] The laser generating device 5 is mounted on the frame body, and a laser external light path 7 is used for transmitting laser.

[0038] Embodiment 2:

[0039] The following is the operation process of the edge-patrolling laser cutting equipment:

[0040] Step one, place the product to be patrolled on the negative pressure adsorption area of the loading platform, and the negative pressure adsorption area generates negative pressure to adsorb the product to be patrolled.

[0041] Step two, after the control system of the edge-patrolling laser cutting equipment receives the start-patrolling command, the XY-axis movement mechanism 2 moves below the CCD assembly 3 and moves according to the preset trajectory while triggering the backlight source 4, and the CCD assembly 3 performs edge-patrolling photographing.

[0042] Step three, after the CCD assembly 3 completes photographing, the motion trajectory is automatically synthesized, and the motion data required for cutting is generated, and the motion data is transmitted to the control system.

[0043] Step four, after the control system receives the cutting command, the XY-axis movement mechanism 2 drives the required product to complete cutting under the control of the cutting system and in combination with the linkage of the galvanometer 6. During the cutting process, the cutting system controls the operation of the laser generating device 5 according to the internal program. The light of the laser generating device 5 is transmitted through the laser external light path 7, and the cutting path generated by the laser system is used for cutting, and the edge-patrolling cutting process is completed.

[0044] In summary, the edge-patrolling laser cutting equipment generates a cutting trajectory according to the product path of the actual profile cutting, and the cutting trajectory is automatically calibrated according to the actual product. The edge-patrolling laser cutting equipment has high cutting precision and wide adaptability, and can accurately cut complex paths. The edge-patrolling laser cutting equipment can ensure that the product to be cut and the LED or OLED edge are as flat as possible.

[0045] The above merely describes preferred embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. A laser edge trimming device, comprising a base (1), a top of which is a table, a frame body fixed on the table, characterized in that, The edge-following laser cutting device further comprises: An XY-axis movement mechanism (2) arranged on the base plate; A material loading platform arranged on the XY-axis movement mechanism (2) and driven by the XY-axis movement mechanism (2) to move in the XY-axis direction, the material loading platform having a negative pressure adsorption area; A backlight source (4) arranged on the material loading platform and adjacent to the negative pressure adsorption area; A Z-axis movement mechanism arranged on the frame through a guide rail frame, the guide rail frame being provided with double rows of Z-axis guide rails; A Z-axis support slidably connected to the double rows of Z-axis guide rails and driven by the Z-axis movement mechanism to move in the Z-axis direction; A CCD assembly (3) fixed to the Z-axis support; A galvanometer (6) fixed to the Z-axis support and arranged adjacent to the CCD assembly (3); A laser generating device (5) mounted on the frame; A laser external light path (7) for transmitting laser, the laser input end of the laser external light path (7) being directed to the laser emitting end of the laser generating device (5), and the laser output end of the laser external light path (7) being downwardly directed and capable of passing through the galvanometer (6).

2. An edge-following laser cutting apparatus according to claim 1, wherein The base (1) is a marble base.

3. An edge-following laser cutting apparatus according to claim 1, wherein The X-axis power source and the Y-axis power source of the XY-axis movement mechanism (2) are both linear motors.

4. An edge-following laser cutting apparatus according to claim 1, wherein The XY-axis movement mechanism (2) is provided with a dust cover.

5. An edge-following laser cutting apparatus according to claim 1, wherein The backlight source (4) is a white backlight source capable of emitting high brightness.

6. An edge-following laser cutting apparatus according to claim 1, wherein The power source of the Z-axis movement mechanism is a Z-axis motor, the Z-axis motor being connected to the Z-axis support through a screw rod module.

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