CN105479015A - Large-format laser machine - Google Patents
Large-format laser machine Download PDFInfo
- Publication number
- CN105479015A CN105479015A CN201610042718.6A CN201610042718A CN105479015A CN 105479015 A CN105479015 A CN 105479015A CN 201610042718 A CN201610042718 A CN 201610042718A CN 105479015 A CN105479015 A CN 105479015A
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- laser
- speculum
- workbench
- ecu
- speed electric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
- B23K26/046—Automatically focusing the laser beam
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a large-format laser machine comprising an integrated machine body, a Z-axis lifting mechanism, an electronic control unit and a front focusing light path unit, wherein a workbench is arranged on the integrated machine body; the Z-axis lifting mechanism and the electronic control unit are arranged in a cavity of the integrated machine body and located on one side of the workbench; the front focusing light path unit is arranged above the workbench and comprises a laser, a beam expander, a concave lens, a front focusing lens, a rear focusing lens, a first reflector and a second reflector, the beam expander is arranged in the laser outlet direction of the laser, laser is diffused by the concave lens after passing through the beam expander, and the diffused laser sequentially passes through the front focusing lens and the rear focusing lens and then sequentially passes through the first reflector and the second reflector to be reflected onto the workbench. The three-dimensional dynamic focusing manner is adopted for machining, large-format machining is realized through adjustment of the concave lens, complex patterns can be machined by the aid of the reflectors, and the large-format laser machine has the characteristics of high machining speed, high precision, convenience in adjustment and the like.
Description
Technical field
The present invention relates to laser technology field, particularly relate to a kind of big width laser machine applied in furniture fitting-up and glass.
Background technology
Laser engraving is widely used in the various materials of fitting-up industry, such as: glass, and timber, leather, leatheroid, acryl, the materials such as plastic cement.Glass processing is the features such as is applied very widely, and glass has fusing point low, frangible, transparent at decoration industry, in employing Laser Processing, also harsher to the requirement of light source.Conventional laser processing mode adopts motion guide rail scanning machining scheme, increasing movement travel is needed to realize if strengthen processing breadth, it is that this mode process velocity is slow, and precision is low by adopting stepper motor or servomotor to drive that laser machine of the prior art realizes motion.
Summary of the invention
In order to overcome in above-mentioned glass processing process, large format process velocity is slow, the problems such as precision is low, the invention discloses a kind of big width laser machine, its object is to by adopting CO2 Super pulse laser device laser, focus on processing in conjunction with Three-Dimensional Dynamic inner focusing mode, thus realize large format processing on glass, working (machining) efficiency is high, graphics process succinctly facilitates.
In order to solve the problem, the technical solution used in the present invention is:
A kind of big width laser machine, comprising:
Integral type body, described integral type body is provided with workbench;
Z-axis lifting mechanism, described Z-axis lifting mechanism is arranged in the cavity of integral type body, is positioned at the side of workbench;
ECU, described ECU is positioned at below Z-axis lifting mechanism;
Prefocusing optical path unit, described prefocusing optical path unit is arranged on above workbench; Prefocusing optical path unit comprises mirror before laser instrument, beam expanding lens, concavees lens, focusing, focus on after mirror, the first speculum and the second speculum, the laser exit direction of described laser instrument arranges beam expanding lens, laser after beam expanding lens by concavees lens divergencing laser, divergencing laser successively after focusing on front mirror and after focusing on, mirror focuses on, more successively through the first speculum and second anti-after penetrate mirror and reflex on workbench;
Described concavees lens are provided with third high speed motor, and this first high-speed electric expreess locomotive controls concavees lens back and forth movement;
Described first speculum arranges the first high-speed electric expreess locomotive, and the first high-speed electric expreess locomotive controls the first speculum and rotates;
Described second speculum arranges the second high-speed electric expreess locomotive, and the second high-speed electric expreess locomotive controls the second speculum and rotates.
More preferably, described integral type body is provided with atrium and enclosed cavity, and atrium arranges workbench, accommodating Z-axis lifting mechanism and ECU in enclosed cavity.
More preferably, the outer setting control panel of described enclosed cavity, control panel is connected with ECU, by control panel input control signal, is sent to ECU and performs control signal.
More preferably, described atrium is provided with exhausting window, and exhausting window place is provided with extractor fan, during for working, extracts the air pollution gas produced in laser process, meet the requirement of environmental protection.
More preferably, described workbench is absorption type platform.
More preferably, described laser instrument is CO2 Super pulse laser instrument.
Beneficial effect of the present invention: 1, adopt the processing of the Three-Dimensional Dynamic type of focusing, regulates concavees lens position to realize processing breadth and reduces and amplify, have process velocity fast, precision high.Wherein, maximum processing breadth of the present invention can reach 2000mm*2000mm.
2, the first speculum and the rotation of the second speculum is controlled by the first high-speed electric expreess locomotive and the second high-speed electric expreess locomotive, make laser beam after the first speculum of rotating to different angles and the second speculum, the focal position focused on workbench is different, thus be scanned into pattern, this laser mode can the pattern of processed complex, and the adjustment of scanning breadth size is realized by the position of adjustment the 3rd motor, regulative mode is simple, convenient.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the schematic diagram of Three-Dimensional Dynamic inner focusing mode of the present invention.
Detailed description of the invention
For glass processing industry, it is low that the laser light source of selection must have laser energy, and the feature that peak power is high, just can overcome the feature of Glass breadks easily in process.CO2 Super pulse laser instrument can meet low-yield, the feature of high-peak power, and in conjunction with Three-Dimensional Dynamic big width laser, accomplish that process velocity is fast, precision is high.In order to make the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the drawings and the specific embodiments, the present invention is described further.
As depicted in figs. 1 and 2, a kind of big width laser machine disclosed by the invention, this big width laser machine is a for glass, marble, the machine of the big width laser carvings such as sheet material, has speed fast, machining accuracy high.Adopt CO2 Super pulse laser instrument 31, combine in conjunction with Three-Dimensional Dynamic inner focusing mode, realize large format processing on glass, replace tradition to sandblast and etch process, efficiency is high, and graphics process succinctly facilitates, maximum processing stroke is 2000mm*2000mm, can efficient processing complex figure.Specifically comprise integral type body 1, Z-axis lifting mechanism 2, ECU and prefocusing optical path unit 3, ECU controls prefocusing optical path unit 3 and Z-axis lifting mechanism 2 works, and realizes mechanical automation work.
Integral type body 1 is provided with atrium and enclosed cavity, atrium is arranged workbench 4, accommodating Z-axis lifting mechanism 2 and ECU in enclosed cavity.The outer setting control panel 5 of enclosed cavity, control panel 5 is connected with ECU, by control panel 5 input control signal, is sent to ECU and performs control signal.Atrium is provided with exhausting window 6, and exhausting window 6 place is provided with extractor fan (being mark in figure), during for working, extracts the air pollution gas produced in laser process, meet the requirement of environmental protection.
Z-axis lifting mechanism 2 is arranged in the enclosed cavity of integral type body 1, be positioned at the side of workbench 4, and ECU is also arranged in the enclosed cavity of integral type body 1, is positioned at below Z-axis lifting mechanism 2.Z-axis lifting mechanism 2 connects prefocusing optical path unit 3, and Z-axis lifting mechanism 2 moves up and down thus drives prefocusing optical path unit 3 to move up and down in enclosed cavity, regulates the mitigation and amplification of laser breadth.
Workbench 4 is absorption platform, and this absorption platform, for adsorbing workpiece, controls absorption by ECU.The present invention uses adsorption table face to replace original machine folder mode, simplifies feeding process, decreases the input of manpower.
Prefocusing optical path unit 3 is arranged on above workbench 4, the top of integral type body 1.Prefocusing optical path unit 3 comprises laser instrument 31, beam expanding lens 32, concavees lens 33, focuses on front mirror 34, focuses on rear mirror 35, first speculum 36 and the second speculum 37.The laser instrument 31CO2 Super pulse laser instrument 31 that this preferred embodiment adopts, the laser exit of laser instrument 31 just arranges beam expanding lens 32 to direction, laser after beam expanding lens 32 by concavees lens 33 divergencing laser, divergencing laser successively after focusing on front mirror 34 and after focusing on, mirror 35 focuses on, more successively through the first speculum 36 and the second speculum 37 back reflection on workbench 4.
Concavees lens 33 are provided with third high speed motor 9, and this third high speed motor 9 controls concavees lens 33 back and forth movement; First speculum 36 arranges the first high-speed electric expreess locomotive 7, first high-speed electric expreess locomotive 7 and controls the first speculum 36 and rotate; Second speculum 37 arranges the second high-speed electric expreess locomotive 8, second high-speed electric expreess locomotive 8 and controls the second speculum 37 and rotate.Wherein, the rotation of the first high-speed electric expreess locomotive 7, second high-speed electric expreess locomotive 8 and third high speed motor 9 is controlled by ECU.
The light path principle of front focal length optical path unit: laser instrument 31 i.e. laser generator gives off laser beam, beam transmission is to beam expanding lens 32, and laser beam amplifies spot after beam expanding lens 32; And then being transferred to concavees lens 33, laser beam is through concavees lens 33 spread laser bundle, and concavees lens 33 are provided with third high speed motor 9, and third high speed motor 9 controls the mitigation and amplification that concavees lens 33 back and forth movement realizes breadth according to demand; Laser beam and then priority are through the first speculum 36 and the second speculum 37, and last laser beam falls to sweeping on the workpiece of workbench 4.Due to the first speculum 36 and the second speculum 37 being respectively equipped with the first high-speed electric expreess locomotive 7 the second high-speed electric expreess locomotives 8, at the first high-speed electric expreess locomotive 7 with under the control of the second high-speed electric expreess locomotive 8, first speculum 36 and the second speculum 37 constantly rotate in laser processing procedure, therefore the laser spots all the time fallen on workpiece may be all in different positions, as long as set program on ECU, first high-speed electric expreess locomotive 7 and the second high-speed electric expreess locomotive 8 perform according to this program, successively just can scan through the laser beam of the first speculum 36 and the second speculum 37 and default add pattern.
Laser machine processing breadth in this preferred embodiment is adjustable from 100mm-2000mm; Can change for the requirement of different materials requirement and hot spot thickness, spot size can change by changing processing breadth size the mitigation and amplification that focal length height reach hot spot, and the size realizing hot spot changes between 0.05mm-1mm.It is convenient to debug, thus can process finer and smoother, the product that precision is higher.First reflective, the first high-speed electric expreess locomotive 7, second reflective mirror and the second high-speed electric expreess locomotive 8 form the galvanometer system of laser scanning, and this galvanometer system adopts water-cooling pattern, more effectively reduce because the temperature drift that causes of the heat that high-speed motion produces.Repetitive positioning accuracy is 2um, and maximum drift displacement is 0.01mm, by water-cooling pattern, more effectively can control temperature drift and laser stability.Focal length is by numerical monitor, and Electronic Control height, precision reaches 0.01mm, and focusing is more accurate, and repeatable accuracy is higher.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although done to explain to the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; technical scheme of the present invention is modified or equivalent replacement, all belong to protection scope of the present invention.
Claims (6)
1. a big width laser machine, is characterized in that comprising:
Integral type body (1), described integral type body (1) is provided with workbench (4);
Z-axis lifting mechanism (2), described Z-axis lifting mechanism (2) is arranged in the cavity of integral type body (1), is positioned at the side of workbench (4);
ECU, described ECU is positioned at Z-axis lifting mechanism (2) below;
Prefocusing optical path unit (3), described prefocusing optical path unit (3) is arranged on workbench (4) top; Prefocusing optical path unit (3) comprises laser instrument (31), beam expanding lens (32), concavees lens (33), focuses on front mirror (34), focuses on rear mirror (35), the first speculum (36) and the second speculum (37), the laser exit direction of described laser instrument (31) arranges beam expanding lens (32), laser after beam expanding lens (32) by concavees lens (33) divergencing laser, divergencing laser successively through mirror (34) before focusing on after focusing on after mirror (35) focusing, more successively through the first speculum (36) and the second speculum (37) back reflection on workbench (4);
Described concavees lens (33) are provided with third high speed motor (9), and this first high-speed electric expreess locomotive (7) controls concavees lens (33) back and forth movement;
Described first speculum (36) arranges the first high-speed electric expreess locomotive (7), and the first high-speed electric expreess locomotive (7) controls the first speculum (36) and rotates;
Described second speculum (37) arranges the second high-speed electric expreess locomotive (8), and the second high-speed electric expreess locomotive (8) controls the second speculum (37) and rotates.
2. laser machine according to claim 1, is characterized in that: described integral type body (1) is provided with atrium and enclosed cavity, atrium is arranged workbench (4), accommodating Z-axis lifting mechanism (2) and ECU in enclosed cavity.
3. laser machine according to claim 2, it is characterized in that: the outer setting control panel (5) of described enclosed cavity, control panel (5) is connected with ECU, by control panel (5) input control signal, is sent to ECU and performs control signal.
4. laser machine according to claim 2, is characterized in that: described atrium is provided with exhausting window (6), and exhausting window (6) place is provided with extractor fan, during for working, extracts the air pollution gas produced in laser process, meet the requirement of environmental protection.
5. laser machine according to claim 1, is characterized in that: described workbench (4) is absorption type platform.
6. laser machine according to claim 1, is characterized in that: described laser instrument (31) is CO2 Super pulse laser instrument (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610042718.6A CN105479015A (en) | 2016-01-22 | 2016-01-22 | Large-format laser machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610042718.6A CN105479015A (en) | 2016-01-22 | 2016-01-22 | Large-format laser machine |
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| Publication Number | Publication Date |
|---|---|
| CN105479015A true CN105479015A (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610042718.6A Pending CN105479015A (en) | 2016-01-22 | 2016-01-22 | Large-format laser machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750728A (en) * | 2016-04-20 | 2016-07-13 | 华南理工大学 | Light spot changing optical scanning method and device for selective laser part processing |
| CN108941921A (en) * | 2018-07-10 | 2018-12-07 | 嘉善县飞虹钮扣厂 | A kind of device of button surface textures |
| CN113275756A (en) * | 2021-06-18 | 2021-08-20 | 张怡 | L-shaped optical path device and using method |
| CN113319425A (en) * | 2021-05-14 | 2021-08-31 | 华中科技大学 | Multi-axis laser scanning optical system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000202655A (en) * | 1999-01-08 | 2000-07-25 | Toray Eng Co Ltd | Laser marking device |
| WO2004016847A1 (en) * | 2002-07-26 | 2004-02-26 | Lang Laser-System Gmbh | Method, device and installation for cutting textiles by means of a laser beam |
| CN101913024A (en) * | 2010-08-24 | 2010-12-15 | 上海市激光技术研究所 | System and method for processing dynamic focusing scanning spot track of optical fiber laser or disk laser |
| CN102489880A (en) * | 2011-12-26 | 2012-06-13 | 上海市激光技术研究所 | Optical fiber laser cladding device |
| CN204936191U (en) * | 2015-08-27 | 2016-01-06 | 深圳市荣兴精密激光技术有限公司 | Big width laser sheet material dotting machine |
-
2016
- 2016-01-22 CN CN201610042718.6A patent/CN105479015A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000202655A (en) * | 1999-01-08 | 2000-07-25 | Toray Eng Co Ltd | Laser marking device |
| WO2004016847A1 (en) * | 2002-07-26 | 2004-02-26 | Lang Laser-System Gmbh | Method, device and installation for cutting textiles by means of a laser beam |
| CN101913024A (en) * | 2010-08-24 | 2010-12-15 | 上海市激光技术研究所 | System and method for processing dynamic focusing scanning spot track of optical fiber laser or disk laser |
| CN102489880A (en) * | 2011-12-26 | 2012-06-13 | 上海市激光技术研究所 | Optical fiber laser cladding device |
| CN204936191U (en) * | 2015-08-27 | 2016-01-06 | 深圳市荣兴精密激光技术有限公司 | Big width laser sheet material dotting machine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750728A (en) * | 2016-04-20 | 2016-07-13 | 华南理工大学 | Light spot changing optical scanning method and device for selective laser part processing |
| CN108941921A (en) * | 2018-07-10 | 2018-12-07 | 嘉善县飞虹钮扣厂 | A kind of device of button surface textures |
| CN113319425A (en) * | 2021-05-14 | 2021-08-31 | 华中科技大学 | Multi-axis laser scanning optical system |
| CN113319425B (en) * | 2021-05-14 | 2022-08-05 | 华中科技大学 | Multi-axis laser scanning optical system |
| CN113275756A (en) * | 2021-06-18 | 2021-08-20 | 张怡 | L-shaped optical path device and using method |
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Application publication date: 20160413 |