大功率横流CO激光器升级改造项目

1、Power Cross-Flow CO大功率横流 C O 2激光器升级改造项目2 Laser Up grading P rojects1.项目概要CO2激光器方通过对国内大功率横流 CO2激光器使用单位的调查和技术分析，结合我公司在横流面的技术优势，我公司决定开展部分在线激光器的升级改造项目。希望与各激光设备的使用单位进行充分的技术交流，通过技术服务，对激光设备的关键部位进行技术改造。一方面，可大幅提升激光器的输出功率（1.52倍）和运行稳定性，提高常规激光淬火和激光熔覆加工业务的生产效率；另一方面，可提高低阶模的输出效率，充分发挥大功率横流 CO激光器的加工潜力，帮助国内各激光加工单位拓展激

2、光加工领域，如激光焊接。1 . IntroductionThrough the cross-flow of domestic high-power CO2 laserunitsand technical analysis, the combined company in the cross-flow sup eriority, I decided to con duct some on-li ne laser up gradi ng pr ojects.With the hope that the use of laserequipmentunits sufficienttech ni cal

3、 services, the key p arts of laser equi pment for tech no logical tran sformati on. On the one hand, can dramatically enhance the laser out put po wer (1.5 to 2 times) and operatingstability,enhanceconventionallaser claddi ng pr ocess ing bus in ess p roductivity on the other hand, can in crease the

4、 out put of low-efficie ncy and give full play to Po wer cross-flow CO2 laser pr ocess ing poten tial of the domestic help expand the laser p rocess ing un its laser pr ocess ing areas, such as laser weld ing.use the investigationCO2 lasers tech nicaltech ni calexcha nges.laser harde ning and2 .市场调查

5、分析目前，通过对国内千瓦级大功率5次以上；激光器使用一至两年后出现CO2激光热处理和激光熔覆设备的用户进行调查，很多用户反映设备性能较差，大部分情况为：设备稳定性很差，年故障次数功率输出变小、模式变差，因此造成大部分成套设备经常处于低性能状态，甚至停运。主要问题集中在激光器的关键技术指标达不到标准。2. Survey of the marketAt present,through the domestic kilowatt-classhigh-power CO2 laser heat treatmentequ ipment and laser cladd ing of the user sur

6、vey, many users reflect the poor p erforma nee of equi pment, the majority of cases are: stability of poor equi pment, five times the n umber of failures in more tha n the use of lasers One to two years after the po wer out put smaller model deteriorate, result ing in compl ete sets of equ ipment mo

7、st often in the low p erforma nee, or eve n outages. Laser focus on key issues in the key in dicators-sta ndard tech no logy.千瓦级大功率CO2激光器存在的主要问题及描述序号主要问题简单描述激光器无法在额定功率下稳定运行，最高功率只能在额定功i率的60%r运行（如5000W横流C02激光器可以稳定运行的功率i仅为3000W，也有显示的功率数偏高的现象； 如5000W横流C02i 激光功率“大打折丨Ii激光器功率计显示输出功率为5000W按计量局标准的手持功率1扣”，影响加

8、工效率I检测仪器显示仅为3000Wi因此，很多高功率设备处于低功率运行状态，加工效率降约i为标准的一半。rj根据行业技术标准的规范，合格的横流C02激光器可以获得i!多模和低阶模两种激光束模式,低阶模状态的功率为多模的- :1/2。i低阶模状态性能3目前国内的大部分横流I差，无法开展新业C02激光器通过加“光栅”取得低阶！I务（激光焊接、激光切割）i激光器稳定性差!工艺装备差i模状态，只能获得多模功率的j功率情况，以5000W的横流状态下，只获得1000W左右1/3左右；按照上面多模激光输出C02激光器为例，在低阶模稳定运行！（按技术标准可获得低阶模2500W。因此，大部分已投入生产的横流 C

9、02激光器的仅采用多模光束，几乎没有开发低阶模及环形模的激光焊接应用技术。设备运行过程中，经常出现光路偏差、电路故障等问题，影i:响生产进度。经过调查分析，激光器的谐振腔稳定性差， 容易出现光轴漂i:移，引起光斑能量分布不均和激光束偏离外光路中心;i电路板控制，稳定性差；放电系统产生的增益区小。IL a a a -a -_对于复杂的熔覆工艺，大部分激光设备客户采用重力送粉机5构，进行铺粉或预置粉末的办法； 无法对复杂形状的零部件进行I三维送粉和修复。1kw-class high-po wer C02 laser and the main p roblems describedBriefNo.M

10、ain issues:Laser poweri greatly1! reduced, thet imp act onI! processingL 亠LLLH-L 丄L J亠 L. Lasers can not be rated po wer un der the stableiii operationof power only in the highest ratedpower ii of running under 60 percent (5000W cross-flowCO2 Ilaser canonly stableoperation of power 3000W),jII also s

11、hows that the number of high-powerphenomenon I丄L丄LJLXJAL4JLUX4LJdL_LdL4Ld_LH_L4LJ_Ld_H_LdL4LJdd4H_L4Ld_LJaaNo.Main issuesBriefefficie ncy:such as the 5000 W cross-flowCO2 laserpo wer meter ii showed that out put of 5000 W, measured by the:standard hand-heldpower that only 3000 W.S；Therefore, many hi

12、gh-power! operation,and processing1i half the standard.detecti onequ ipmentshowedequi pment efficie ncyin a low-poweriIIdrop of about | Poor3 performanee of j5 low-status,unabletoI2 i out newIa:operationsRIJ (lasersI weld in g, laser J:cutting)carryi According to industry technical standardspecifica

13、tions,qualified cross-flowi be multi-mode and low-end two-mode laser beam,a；low-power status for the multi-mode 1 / 2. Most of the currentdomestic CO2 laser!i cross-flow in creases, grati ng a low-status,! multi-mode power can only be 1 / 3 of around accorda nee with the above multi-mode laser out p

14、ut!:power, to 5000 W of the cross-flow CO2 laser as an:example,in Low-end module and stableI state, received only about 1000 W (at sI standards available to low-end module 2500 W).:Therefore, most have beenCO2 laserthroughi Laser poor3 stabilityi Poor technical4!J equipment3.项目实施内容序号cantheop erati o

15、nthe tech nicalof I cross-flowCO2 laser beamput into only a modulepr oducti on multi-mode, and the ring-laserin the almostj no developmentof low-end3i welding applications.i骨 亠u_ i 亠 x k亠d_a d i 亠 亠d_a i 亠 亠_ i 亠d_a i 亠d_a i q In the course of operationof equipment,oftenlight ! I I:path deviation ci

16、rcuit fault and other issues：1IJ:affecting the progress of production.IIiiAfter an investigation of the laser resonatori II:stability of poor, vulnerable to the optical axis： Idrift, caused spots and uneven distribution ofiIii energy laser beam from the opticalcenter; power use i:circuit board contr

17、ol, stability poor discharge:! system to produce a small gain.I r r FT -FT r F B-r L r r FT -FT r F B-r r r FT FT r F B-r r r FT FT r F B-r i The compl exity of the cladd ing tech no logy, laser3 equipment, most of the feeding by gravity, a shop:Ij po wderor pr efere ncespo wder;un able to comp lex3

18、-D !ii sha pe of the feed ing p arts and rep air.i升级部位i 升级项目技术及功能特点描述=光腔采用“高J光腔模块结构包括：位置调整模块、角度调整模块、1 i激光器光腔i可靠模块化”5前腔模块、后腔模块、光轴监测模块。5结构4 E I光腔调整简单、可操作性强；降低光腔维护成本。i 审序号升级部位=升级项目技术及功能特点描述该复合腔在不改变原光腔长度的前提下，增加腔内11I:-!j光腔采用“二I谐振范围，放电增益区进行充分的激光振荡，电光转换1$折高效复合3效率达到18%以上。1 -Ij腔”机构二折腔机构相当于光腔的长度增加一倍，考虑到放33j电增

19、益区宽度限制，一般可实现额定功率增加1.5倍。！111iIRI!采用工控机作为激光器控制中心，对电流、气压、!i水流均采用高可靠性传感器件， 将采集到的信号输入到!控制系统采用!工控机中，经程序运算后，输出到相应控制继电器或输I工控机控制。丨出相应模拟量，同时对输出信号进行反馈检测保证程序!顺利进行，保证整个控制系统具有高的稳定性及可靠采用多排放电针放电结构， 可以实现3排针或更多！I激光器电源、！ii放电极采用多4 =电气控制部分=j排放电结构，增大增益区宽度；每个放电针均进行微调ij排针放电结构iI1j处理，使放电系统更稳定。风机电机驱动采用变频控制器，通过改变频率来获1i风机电机驱动2得

20、不同的电机转速，实现风机由慢到快的平稳提速过:程，同时可以通过工控机实现风机转速的优化调整。2i当的提高频率，可增大风机的转速，获得更高的激光输 j出功率。3 . Contents Of Project Implementation:Up grad ing No. ii site! Up grade !i projects11iTechnical and functional characteristicsi11idescribedi11ii1 11 Cavity module structure, in clud ing:|9j Cavity of11ipositionadjustmentm

21、odule, anglei111tJhighly11iadjustment module, the former chamberi1 1I reliable111 module, after the chamber module, op ticalii modular1 1i axis monitoring module.i5 LaserJiii Cavity adjustments simple and easy toi11! pa/it/:structurej UO VILy -ji1 1 op erate; lower cavity maintenance costs. * F 彳jj

22、Cavity ofiThe cavityin the compound does not i:TheI presentation sof comp lexi change the length of the cavity under the! pr emise of in creased cavity resonance ofiI the district gain full discharge of laserNo.jUpgradingi siteTech ni cal and fun cti onal characteristics:Up grade1I projectsdescribed

23、j cavityI efficient! bodyoscillati on,electro-op ticalefficie ncy of 18 p erce nt or more. Thepr ese ntati onequivale nttointo accou ntcon versi onbody double the len gth, the discharge gainof chambercavitytak ingWidth1:i Control.1Ji :1ii system uses1:IPC control.1:1:1i :i: Iai Laser !:ii:ai Power,

24、the:Discharge is:electric3ia1i control5 multi-needleI part of! dischargeji structurerestricti ons, can achieve an in crease of1.5 times the rated po wer., ,IPC used as a laser con trol cen tre, thecurre nt, p ressure, flow sen sors are usedpiecesof high-reliability,the signal willbe collected into t

25、he IPC, the op eratorpr ocedures, corres ponding to con trolout put or out put relay corres pondingsimulati onVolume, while the out put sig naldetecti on feedback to en sure a smoothpr ocess to en sure that the en tire control! system with high stability and reliability.iI E F 申 T P F FP H E rr 彳iA

26、multi-emissions electric discharger!structure, can achieve three or more;emissi on s-ra nked po wer structure,! in creas ing gain zone width; discharge!n eedles are each fin e-tu ne treatme nt, thei! discharge system more stable.!I T r - FF F T r F FF F L F T r FF FF F FF FP F T r 1 FF FF F T r P-r

27、r F T r FF F T r rFans used frequency motor drive controller,! by cha nging the freque ncy of differe nt!i Fan motorS drive! inverter !i controlt motor speed, and fans from slow to i of a smooth process, but also through thei IPC to achieveoptimaladjustmentiI speed. The improvement of appropriateI f

28、reque ncy, can in crease the fan! higher the laser po wer out put.fast sp eed iof the fansp eed,the（关于备注横模模式TEMmnm+n1810.6I 模为 5000W)iBH-rBrh-hb aa-r V *r行业标准行业标准行业标准行业标准 *行业标准!高于行业标准i （行业标准为16%)电源、电气控制部分放电电流不稳定度 %电子元器件年故障率 2 M B , ,0.5 (现行业状况约为 5)行业标准I - r -高于行业标准放电针结构多排针结构,电源、电气控制模式_一 !高于行业标准a ill

29、*Hi* h._ az* d亠h d . .亠hihd亠hd亠h丄 a亠 工控机（现行业状况为集成电路控制）i高于行业标准4. Project ImpIementation SpecificationsThe up grad ing p roject for the purpose of the p roject: tech ni cal in dicators have reached the domestic in dustry sta ndards, some tech ni cal in dicators more tha n the in dustry sta ndard. (On cross-flow con ti nuous wave high-po wer CO2 laser, the tech ni cal sta ndards, calls for)of up gradi ng5 KW to the existingdomestic laser as an example, the implementation