CN206029021U - A device that is used for surperficial copper -plated liquid crystal display panel of radium carving - Google Patents

A device that is used for surperficial copper -plated liquid crystal display panel of radium carving Download PDF

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Publication number
CN206029021U
CN206029021U CN201621017161.2U CN201621017161U CN206029021U CN 206029021 U CN206029021 U CN 206029021U CN 201621017161 U CN201621017161 U CN 201621017161U CN 206029021 U CN206029021 U CN 206029021U
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China
Prior art keywords
liquid crystal
laser
crystal panel
ccd camera
copper
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CN201621017161.2U
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Chinese (zh)
Inventor
王建刚
王雪辉
赵锟
程英
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Wuhan Huagong Laser Engineering Co Ltd
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Wuhan Huagong Laser Engineering Co Ltd
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Abstract

The utility model discloses a device that is used for surperficial copper -plated liquid crystal display panel of radium carving, include working cabinet, locate elevating system and X on the working cabinet the Y workstation, X be equipped with the smelting tool who is used for laying surperficial copper -plated liquid crystal display panel on the Y workstation, the last laser optical path system that is equipped with of elevating system, its characterized in that: laser optical path system includes green glow pulse laser, green glow pulse laser's laser - firing port is equipped with beam expanding lens, ruddiness indicator sympathetic vibration mirror outward in proper order, it is equipped with lens to shake the below of mirror, are mirror and the lens of shaking located X directly over the Y workstation, X the top of Y workstation is equipped with the CCD camera identification system who is used for deciding the copper -plated liquid crystal display panel of bit map face, CCD camera identification system passes through the fixed bolster and links to each other with working cabinet. The utility model discloses it is high, efficient, effectual to possess radium carving two -dimensional code position accuracy, the compatible good beneficial effect of material.

Description

For the device of the liquid crystal panel of laser carving copper coating
Technical field
This utility model is related to Quick Response Code laser carving field, in particular to a kind of liquid crystal panel for laser carving copper coating Device.
Background technology
Liquid crystal panel is mostly important in liquid crystal display screen, and one part of occupied cost highest.It is widely used in electricity Brain, TV, mobile phone etc. have the electron trade of LCDs.With the development of liquid crystal industry, liquid crystal panel surface coating material Also iteration is updated quick, the more excellent material of the conductive performances such as copper is gradually improved as by ink before, aluminum;Traditional CO2 (10600nm wavelength), infrared (1064nm wavelength) laser carving Quick Response Code, no longer meet the growth requirement of industry.Due to copper High reflection material is belonged to the laser of wavelength 10600nm and 1064nm, absorbance is very low;During laser carving Quick Response Code, material surface is produced Heat affecting it is serious, Quick Response Code effect is poor, and read rate is low.
Utility model content
The purpose of this utility model seeks to solve the deficiency that above-mentioned background technology is present, and proposes a kind of laser carving two dimension code bit High precision is put, efficiency high, effect are good, the device of the good liquid crystal panel for laser carving copper coating of material compatibility.
In order to realize object above, a kind of dress of liquid crystal panel for laser carving copper coating that this utility model is provided Put, including working cabined, the elevating mechanism on working cabined and X-Y table, the X-Y table is provided with for laying table The smelting tool of the copper-plated liquid crystal panel in face, the elevating mechanism are provided with laser light path system, it is characterised in that:The laser optical path System includes green light pulse laser instrument, is sequentially provided with beam expanding lens, HONGGUANG and refers to outside the Laser emission mouth of the green light pulse laser instrument Show device and galvanometer, below the galvanometer, be provided with lens, the galvanometer and lens are positioned at the surface of X-Y table, the X-Y The CCD camera identifying system for the copper-plated liquid crystal panel of locating surface, the CCD camera identification system is provided with above workbench System is connected with working cabined by fixed support.
Used as preferred version of the present utility model, the CCD camera identifying system includes the CCD for setting gradually from top to bottom Camera, camera lens and light source, the CCD camera and camera lens threaded connection, CCD camera are fixed on slide block, and slide block presses close to fixed The one side of frame vertically offers chute, offers the slideway being engaged with chute on fixed support, vertical on the fixed support Multiple screwed holes are offered, the position of the slide block correspondence screwed hole offers elongated hole, and the slide block and fixed support are by wearing Cross elongated hole to fix located at the screw in screwed hole.
Further, this device is also included for the overall size to green light pulse laser setup laser carving Quick Response Code, interior The precise laser control system of portion's filling mode and distance between centers of tracks.
Further, the copper-plated thickness range of the liquid crystal panel of the copper coating is at 15 μm -50 μm.
Further, the power bracket of the green light pulse laser instrument is in 0.1-10W.
Yet further, the frequency range of the green light pulse laser instrument is in 20-200KHz.
Also further, the pulse duration range of the green light pulse laser instrument is in 1-20ns.
This utility model carries out laser carving by using green light pulse laser instrument, improves the product of the laser carving Quick Response Code of liquid crystal Matter.Compatibility of the liquid crystal panel field laser carving Quick Response Code to material is substantially increased, not only can laser carving plated surface ink and aluminum etc. Material, can be with the material of CO2 before laser carving (10600nm wavelength), infrared (1064nm wavelength) laser carving copper coating not.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Front views of the Fig. 2 for Fig. 1.
Top views of the Fig. 3 for Fig. 1.
Structural representations of the Fig. 4 for laser light path system.
Side views of the Fig. 5 for Fig. 4.
Structural representations of the Fig. 6 for CCD camera identifying system.
Side views of the Fig. 7 for Fig. 6.
Partial enlarged drawings of the Fig. 8 for CCD camera position.
Fig. 9 is that, in 300mm breadths, CO2 (10600nm wavelength) laser coordinates precise laser scanning system, laser carving plated surface Copper liquid crystal panel 1 × 1mm Quick Response Code design sketchs.
Figure 10 is that, in 300mm breadths, infrared (1064nm wavelength) laser coordinates precise laser scanning system, laser carving plated surface Copper liquid crystal panel 1 × 1mm Quick Response Code design sketchs.
Figure 11 is that, in 300mm breadths, green glow (532nm wavelength) laser coordinates precise laser scanning system, laser carving plated surface Copper liquid crystal panel 1 × 1mm Quick Response Code design sketchs.
In figure:Working cabined 1, elevating mechanism 2, liquid crystal panel 4, the smelting tool 5, green light pulse of X-Y table 3, copper coating Laser instrument 6, beam expanding lens 7, HONGGUANG indicator 8, galvanometer 9, lens 10, CCD camera identifying system 11, CCD camera 11.1, camera lens 11.2nd, light source 11.3, slide block 11.4, chute 11.5, slideway 11.6, screwed hole 11.7, elongated hole 11.8, fixed support 12.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment the utility model is described in further detail.
A kind of device of the liquid crystal panel for laser carving copper coating as depicted, including working cabined 1, located at working cabined Elevating mechanism 2 and X-Y table 3 on 1, the X-Y table 3 are provided with the liquid crystal panel 4 for laying copper coating Smelting tool 5, the elevating mechanism 2 is provided with laser light path system, and the laser light path system includes green light pulse laser instrument 6, institute State and outside the Laser emission mouth of green light pulse laser instrument 6, be sequentially provided with beam expanding lens 7, HONGGUANG indicator 8 and galvanometer 9, the galvanometer 9 Lower section is provided with lens 10, and, positioned at the surface of X-Y table 3, the top of the X-Y table 3 sets for the galvanometer 9 and lens 10 There is the CCD camera identifying system 11 for the copper-plated liquid crystal panel of locating surface 4, the CCD camera identifying system 11 is by solid Fixed rack 12 is connected with working cabined 1.
The CCD camera identifying system 11 includes CCD camera 11.1, camera lens 11.2 and the light source for setting gradually from top to bottom 11.3, the CCD camera 11.1 and camera lens 11.2 are threadedly coupled, and CCD camera 11.1 is fixed on slide block 11.4, and slide block 11.4 is pasted The one side of nearly fixed support 12 vertically offers chute 11.5, offers the slideway being engaged with chute 11.5 on fixed support 12 11.6, multiple screwed holes 11.7, the position of the correspondence screwed hole 11.7 of the slide block 11.4 is vertically offered on the fixed support 12 Put and offer elongated hole 11.8, the slide block 11.4 and fixed support 12 are by the spiral shell through elongated hole 11.8 in screwed hole 11.7 Nail is fixed.
This device is also included for the overall size for setting laser carving Quick Response Code to green light pulse laser instrument 6, internal filling side The precise laser control system of formula and distance between centers of tracks.The copper-plated thickness range of the liquid crystal panel 4 of the copper coating is at 15 μm -50 μm.The power bracket of the green light pulse laser instrument 6 is in 0.1-10W.The frequency range of the green light pulse laser instrument 6 is in 2- 200KHz.The pulse duration range of the green light pulse laser instrument 6 is in 1-20ns.
Specific work process is:
1) device power-up inspection
1.1) starting shooting, confirmation equipment water, electricity, gas component working is normal, and have no abnormal sound warning,
1.2) preheat 5 minutes after opening of device,
1.3) check that the hot spot circularity of green light pulse laser instrument 6 and measured power can reach rated value,
2) focusing point
By elevating mechanism 2, the liquid crystal panel 4 of copper coating and the distance of condenser lenses 10 is adjusted,
2.1) coarse adjustment:By HONGGUANG indicator 8 be first transferred to the theoretical work of condenser lenses 10 away from,
2.2) accurate adjustment:By CCD camera identifying system 11, according to practical situation, focus is transferred to material surface, optical system The difference put under unified central planning, Focus Club are variant,
3) adjust laser carving position
3.1) liquid crystal panel 4 of copper coating is placed on tool, the liquid crystal surface of copper coating is moved by electromigration platform Plate 4 and tool,
3.2) HONGGUANG indicator 8 is used, coordinates CCD camera identifying system 11, electromigration platform accurately to adjust the liquid of copper coating The bore position of crystal panel 4, detailed process is:
HONGGUANG indicator 8 can be downwards copper coating liquid crystal panel 4 on launch HONGGUANG, to position the big position approximate of laser carving Put.Then according to practical situation, by moving up and down slide block 11.4, slideway 11.6 is engaged with chute 11.5, adjusts CCD camera 11.1 and the vertical position (focusing) of camera lens 11.2.After being adjusted in place, screw is threaded in hole 11.7 through elongated hole 11.8, Fix slide block 11.4 and fixed support 12.Open light source 11.3 to light downwards, reflect into CCD camera 11.1, by CCD phases The high accuracy shooting of machine 11.1, position data is sent to elevating mechanism 2, for adjusting the position of laser light path system, and then Laser carving position is accurately positioned further.
4) laser carving size and parameter are set
By precise laser control system, the overall size of the laser carving size that default needs, internal filling mode and Distance between centers of tracks,
5) other parameters are set
5.1) power of green light pulse laser instrument 6 is set,
5.2) frequency of green light pulse laser instrument 6 is set,
5.3) pulsewidth of green light pulse laser instrument 6 is set,
6) laser carving
According to step 4), 5) in setting parameters carry out laser carving.After laser carving is completed, the liquid crystal of copper coating is removed Panel 4.
In 300 breadths, to cover copper liquid crystal panel 4, as a example by laser laser carving 1 × 1mm Quick Response Codes, reading code test comparison is carried out:
Shown in Fig. 1, when optical maser wavelength is 10600nm, focal beam spot size is 500um.Hot spot is joined together completely, it is impossible to Read.(remarks:Other processing conditionss are the same).
Shown in Fig. 2, when optical maser wavelength is 1064nm, focal beam spot size is 78um.Hot spot connection is excessively intensive, it is difficult to read Take.(remarks:Other processing conditionss are the same).
Shown in Fig. 3, when optical maser wavelength is 532nm, focal beam spot size is 45um.Hot spot is evenly distributed, surface breakdown Degree is little, easily readable.(remarks:Other processing conditionss are the same).
Compare the laser carving effect of CO2 and iraser, and the laser carving advantageous effect of this green laser is embodied in:
1st, green light pulse laser instrument 6 is can be seen that from the picture and result tested coordinate precise laser scanning system laser carving The effect of copper facing liquid crystal panel 4 is substantially better than other wavelength.Laser carving effect is finer, improves the laser carving Quick Response Code of liquid crystal Quality.Substantially increase compatibility of the 4 field laser carving Quick Response Code of liquid crystal panel to material.
2nd, green light pulse laser instrument 6 not only can the material such as laser carving plated surface ink and aluminum, can be with CO2 before laser carving The material of (10600nm wavelength), infrared (1064nm wavelength) laser carving copper coating not.
The above, is only preferred embodiment of the present utility model, not does any to structure of the present utility model Pro forma restriction.Every any simple modification above example made according to technical spirit of the present utility model, equivalent Change and modification, still fall within the range of the technical solution of the utility model.

Claims (7)

1. a kind of device of the liquid crystal panel for laser carving copper coating, including working cabined (1), the liter on working cabined (1) Descending mechanism (2) and X-Y table (3), X-Y table (3) are provided with the liquid crystal panel (4) for laying copper coating Smelting has (5), and elevating mechanism (2) are provided with laser light path system, it is characterised in that:The laser light path system includes green glow Pulse laser (6), is sequentially provided with beam expanding lens (7), HONGGUANG indicator outside the Laser emission mouth of green light pulse laser instrument (6) (8) lens (10) and galvanometer (9), are provided with below galvanometer (9), and galvanometer (9) and lens (10) are located at X-Y table (3) surface, is provided with the CCD camera for the copper-plated liquid crystal panel of locating surface (4) above X-Y table (3) Identifying system (11), described CCD camera identifying system (11) are connected with working cabined (1) by fixed support (12).
2. the device of the liquid crystal panel for laser carving copper coating according to claim 1, it is characterised in that:The CCD Camera recognition system (11) includes CCD camera (11.1), camera lens (11.2) and the light source (11.3) for setting gradually from top to bottom, institute CCD camera (11.1) and camera lens (11.2) threaded connection is stated, CCD camera (11.1) is fixed on slide block (11.4), slide block (11.4) one side for pressing close to fixed support (12) vertically offers chute (11.5), and fixed support is offered and chute on (12) (11.5) slideway (11.6) being engaged, vertically offers multiple screwed holes (11.7), the cunning on fixed support (12) The position of block (11.4) correspondence screwed hole (11.7) offers elongated hole (11.8), and slide block (11.4) and fixed support (12) lead to Cross through elongated hole (11.8) and fix located at the screw in screwed hole (11.7).
3. the device of the liquid crystal panel for laser carving copper coating according to claim 1, it is characterised in that:This device is also Including the essence for the overall size to green light pulse laser instrument (6) setting laser carving Quick Response Code, internal filling mode and distance between centers of tracks Close laser control system.
4. the device of the liquid crystal panel for laser carving copper coating according to claim 1, it is characterised in that:The surface The copper-plated thickness range of copper-plated liquid crystal panel (4) is at 15 μm -50 μm.
5. the device of the liquid crystal panel for laser carving copper coating according to claim 1, it is characterised in that:The green glow The power bracket of pulse laser (6) is in 0.1-10W.
6. the device of the liquid crystal panel for laser carving copper coating according to claim 1, it is characterised in that:The green glow The frequency range of pulse laser (6) is in 20-200KHz.
7. the device of the liquid crystal panel for laser carving copper coating according to claim 1, it is characterised in that:The green glow The pulse duration range of pulse laser (6) is in 1-20ns.
CN201621017161.2U 2016-08-31 2016-08-31 A device that is used for surperficial copper -plated liquid crystal display panel of radium carving Active CN206029021U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108188583A (en) * 2017-11-20 2018-06-22 大族激光科技产业集团股份有限公司 Laser processing device
CN108747039A (en) * 2018-09-03 2018-11-06 大族激光科技产业集团股份有限公司 Liquid crystal display panel labeling method
CN109932829A (en) * 2019-04-10 2019-06-25 武汉锐科光纤激光技术股份有限公司 A kind of lens positioning device and method
CN110756998A (en) * 2019-09-25 2020-02-07 大族激光科技产业集团股份有限公司 Method for laser marking on surface of product

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108188583A (en) * 2017-11-20 2018-06-22 大族激光科技产业集团股份有限公司 Laser processing device
CN108747039A (en) * 2018-09-03 2018-11-06 大族激光科技产业集团股份有限公司 Liquid crystal display panel labeling method
CN109932829A (en) * 2019-04-10 2019-06-25 武汉锐科光纤激光技术股份有限公司 A kind of lens positioning device and method
CN109932829B (en) * 2019-04-10 2021-02-26 武汉锐科光纤激光技术股份有限公司 Lens positioning device and method
CN110756998A (en) * 2019-09-25 2020-02-07 大族激光科技产业集团股份有限公司 Method for laser marking on surface of product

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