Automatic laser beam welding receives broach of project of thin wall diamond systematic development

Fritsch company, italian SINTRIS company, ARGA company, company of Korea DIEX company, DIM - NET, a few companies of the country such as company of American Western Saw and Japan. Among them relatively typical equipment is German Dr.

The BSM220 that Fritsch company rolls out full automatic laser beam welding of the CLWBlO that diamond bit laser beam welding receives machine and Korea DIEX company to roll out diamond bit is received machine. Home begins to dog at 90 time initial stage diamond tool laser beam welding receives a technology. The diamond tool manufacturer that at present home has certain dimensions makes an appointment with 100, use at diamond tool laser beam welding to receive dollar of the ten million on the entrance expenditure that reachs device of form a complete set in last few years. Entrance equipment price is high, taste since fittings, disappear supply not seasonable, safeguard, maintenance is complex. The laser beam welding that is badly in need of sexual price comparing tall, moving relative to fit Chinese national condition lowly originally for the most part receives facility. Diamond bit laser beam welding receives equipment to be mixed by laser solder machine tool composition. Basically have two kinds of kinds, one kind is full automatic laser beam welding is received machine, this kind solders the characteristic of machine is automation degree tall, broach matrix hand is moved on makings and uninstall, head of diamond knife of pneumatic clamp; is carried with straight chamfer device, automatic clip holds qigong manipulator, fixed position and fixed; solder parameter but beforehand set and malfunction of equipment of programme controll; can be diagnosed automatically with show. Another kind is semi-automatic with artificial control laser solders machine, this kind solders machine characteristic is cost low, collect labour of choose and employ persons to lay matrix and knife head, electromagnetism clamp or clamp of rigid clamping apparatus, can two labour or 3 labour undertake soldering respectively, manufacturing efficiency not under return welder of prep above automation sometimes even, beam of light is stimulated to secure when soldering, workbench rotates a week can be finished solder, requirement worker competence is tall, laser beam welding of homebred diamond bit is received machine belong to this sort mostly model. The article is versed in in the light of thin wall diamond the structure of Cheng broach and laser beam welding receive craft characteristic, development developed laser of broach of project of thin wall diamond to solder automatically systematic; solved matrix of quality of tall laser light beam, broach to hold head of clip and fixed position, knife the crucial technology such as system of capture of head of deferent, knife and fixed position, automation. Structure of broach of project of diamond of 1 thin wall and its laser beam welding receive matrix of craft characteristic broach to use the 45# that handles character through tone, 20# or 40Cr copper pipe commonly. Method of metallurgy of end of whitening of diamond knife head is made, solder to carry a department in matrix equably, a blade of every knife head is consistent, if pursue,2 are shown. What laser solders to basically be used is laser the phenomenon of " of " keyhole effect that deep fusion welding receives. If the graph is shown 2 times, position of quality of beam of light, focus, laser beam welding receives speed to wait to receive quality to have main effect to broach laser beam welding. Because knife head is thicker than matrix, to achieve result of first-rate fillet weld, does research make clear: as a result? Wash of す sour Qian steals ~15 of fine? ° ° , solder wiring speed is 0.

5 ~1.

5 M/min, perpendicular position is in the focus by army of solder material surface, it is about by the 30% of solder material, focal level makes an appointment with 0~0 to matrix deflection.

1 Mm, and what deflection measures is fluctuant should control in ± 0.

Inside 05 Mm. Bosseyed frit solders to affect area width to reduce heat fully, assure to solder intensity, need solders suitably the laser light beam of laser power and high quality, general requirement power is 1000~1500W, quality of beam of light is accurate base model or 01 models. Be based on above these characteristics, does laser beam welding receive systematic key to depend on: ? Lie persimmon ⒆ of  of dainty of health collect す holding sb in respectful awe sunshine the whirl that ⒕ of Jie of Cuo of lane  Lu breaks fixed position of head of knife of? of  of Fu ㄎ tan1huan4 and matrix of; of the precision that hold clip rotates smoothly of limits of big rotate speed of precision; broach etc. Principle of Nextpage2 construction of system and crucial technology system by system of laser, smooth route, solder machine tool composition. The graph is shown 3 times, solder the system shows the structure that taste eaves, make laser reachs 3 worker worker light path comparatives. Among them two labour solder curium piece, a labour solder broach. Implementation time-sharing booth is used, independent and each other noninterference produces the job. 2.

1 laser solders laser of high power of carbon dioxide of the HGL-5000 that systematic laser uses university of Hua Zhongke ability to develop crosscurrent. Because knife head is pulverous metallurgy material, when undertaking bosseyed frit solders fully, need heats up influence area smally as far as possible, otherwise, in transfer between layer and diamond layer very kiln is easy rupture. So laser introduced stability the 3 technologies that change tune, realized laser light beam to allow base modular output. The structure reachs a characteristic: (Structure of discharge of type of 1) pin plate, discharge is stabilized equably, efficiency of changeover of light produced by electricity is tall, smooth pitch loses antrum technology with how inside bridge of the light outside outputting power big;(2) to use, laser outputs stability, good; (3) of quality of beam of light yuan ammonia moves, aeriform disappear rises little, low; (4) of moving Qi Ben uses unit of water-cooling of large flow double tear, equipment stability is tall. 2.

What system of smooth route of system of 2 light route uses university of Hua Zhongke ability to develop is new-style 3 labour solder system, when diamond tool industry applies among them two labour solder curium piece, a labour solder diamond bit, if pursue,3 are shown. Use system of Xi Menzi numerical control and technology of switch of high accuracy smooth road to implement 3 project laser beam welding receives treatment, manufacturing efficiency is tall. Provide system of focusing of component of optics of demonstrative glow, entrance and reflection type, focusing function is reliable, equipment Yi Cao is made, systematic service life is long. 2.

3 broach solder the machine tool is shown 4 times like the graph, automatic laser beam welding receives broach the machine tool is placed by head of fixed position of matrix drive, matrix, knife take, knife head the composition such as deferent, base. Is its Yu Zunyuan manages: ? Sunshine  of otter of ㄅ of  of  of Cong of  of  of  of apprentice of lane  Hou adds commission twinkling hole to do not have  excusing ㄎ to change Feng of  of  of Sui of  of Meng of firewood of  of arc of  careless ㄎ sunshine stool of   of Kun of  of brother's son of fade of  of black of Mei of this team of lane  Lu. 2.

3.

Actuating device of matrix of broach of 1 matrix drive is comprised by electric machinery of 2 ungual chuck, drive-box, drive, if pursue,4 are shown. Broach matrix diameter from today, 350 Mm of 25 - φ , and length is the longest achieve 450 Mm, its whirl a blade that precision matters to knife head directly and whether solder appears; to use exceed ungual chuck of large center Kong San to make long broach matrix can cross a center, the fixed position precision that assures matrix and rotate precision; drive-box 1: Drive of decelerate of 70 turbine worm assures to be in low solder fast driver of electric machinery of MDDDT3 530 of form a complete set of electric machinery of servo of communication of word of total number of the MDMA102PIH003 below the characteristic; pine of next electric machinery has gain of high-powered real time self-correcting, high speed tall corresponding, super- low vibration, good rate and, the linear velocity that makes sure matrix is reasonable, fast, smooth start, suspend performance. Is the characteristic: ? Litter of ⑵ of Tong of stew of  of common of  of boundless and indistinct of courtyard of action of  of Lu of sparrow of ㄎ tan1huan4  takes? .

3.

The laser beam welding that outfit of 2 knives head places in broach of Baobi diamond project is received in, because stimulate facula of focusing of beam of light to have hundreds of micron only, and diamond knife head gives blade precision the demand is high. Accordingly the fixed position of knife head appears especially important, must assure the close together contact of knife head and steel matrix, make sure welding line clearance is less than commonly board 15% thick. If the graph is shown 4 times, the outfit clip of knife head uses manipulator formula.

Manipulator rotates by blade type claw of linear air cylinder, parallel gas makes air cylinder, double guide bar. All pneumatic component chooses Festo company product. Manipulator adds a hand to move fluctuation to adjust the position with dc machine, in order to get used to the change of broach diameter. Is the characteristic: ? Hui of ㄎ of  of Lu of Tan Qiao of far   punishs  to read Piao of  of Yun fan dredge to jade already crack? of fine to fold of type of  of  of the Lu that take an examination of core.

3.

If the graph is shown 5 times,3 knives head conveys, knife head is deferent the system is main wait for composition by two air cylinder, ratchet, conveyer belt. : of its job principle? Extensive of rank ト ∥ confuses badger of Hu of Ku of shellfish  dispute  forge fertilizer protects   ? to drive ratchet to turn, conveyer belt carries a sword headlong, head of 2 push broach goes to air cylinder capture position, await manipulator capture. Nextpage3 controls a system 3.

The control object of system of control of 1 structure principle holds clip, knife by head of drive of system of laser, smooth route, matrix, knife the head conveys and these a few logistic unit form interactive interface. If the graph is shown 6 times,relation structure principle is controlled between each unit. Basically have 13 6 2 electric machinery, air cylinder, LED and video, input signal has 18 8 clavier command, sensor to detect signal and monitor input signal. To raise systematic dependability, stability, sensor of position of electric machinery of servo of communication of word of total number of the MDMA102PIH003 below the 57 - 224 PLC that used Xi Menzi and module of EM 223 VO, pine and driver of electric machinery of MDDD T3 5300, Festa. Xi Menzi's 57 - 224PLC reachs module of O of EM 223 ν , the space of user program storage that has 8KB, data storage space of 5KB, exterior and mutual 30 inputs dot and 26 output dot, can satisfy this systematic VO requirement, also can undertake VO expands expediently upgrade. Man-machine interface designed clavier to operate an interface, compositive face plate of operator of TD200 of a Xi Menzi, it and CPU use private cable connection, kind of this kind of configuration can think CPU is a lot of more managing VO interface. Made an appointment with development time and Qi Ben with season. Parallel gas claw and linear air cylinder assemble switch of journey of two inductance type respectively, open time is less than 0.

5 Ms, repeat precision to amount to 0.

1 Mm; Rotate air cylinder configures two inductance type to be close to switch, frequency of the biggest switch can come 1500 Hz, repeat precision to achieve 0.

075 Mm. Electric machinery of broach matrix drive controls drive with pulse means by CPU, according to solder the needs to obtain a provision rotate speed of craft and stability. Knife head is deferent device conveys in real time according to working procedure need be about to use at soldering knife head, use two air cylinder to use as respectively drive conveyer belt and prompt knife head. Head of automatic capture knife sends manipulator to the matrix place on the machine tool, the clip that finish is taken, adjustable and swing 3 kinds of movements, processor control finishs laser to get ready to solder and solder continuously working procedure. Man-machine interface is designed a certain number of switch signal input, offer the menu interface of seesaw pattern to the user, control of function of the system that finish, setting solders parameter, solder the process is adjusted and systematic breakdown detects wait for man-machine interaction, devise the operation rule that mature human nature changes, make the operation of equipment simplifies as far as possible. The flow of systematic work principle is shown 7 times like the graph. Among them manipulator work flow is shown 8 times like the graph. 3.

The condition of programme controll of 2 algorithmic programs comes from pair of sensor signal, clavier to input jussive to detect and indicate to flow of program built-in control the judgement of condition. Of user set solder parameter classics data processing is algorithmic, use at electric machinery of CPU correct drive. The broach diameter that sets need to solder is D, knife head amount solders to be N on every broach, arc length of every knife head is L, the linear velocity that laser beam welding receives is V, electric machinery every turn be needed to dictate pulse number is M, can get institute of head of a knife needs pulse to count M[l] = soldering.

ML/ (3.

The pulse of clearance correspondence counts M[2] = M/N -m[l between head of every two 14D) , knives]==M/N -mL/(3.

14D) and for implementation drive electric machinery decide definitely and the pulse cycle T=3 of need.

14D/(mV) (s) . Nextpage CPU had pulse cycle and pulse number, can output pulse alignment according to executing an order, realize the control that electric machinery locates, after each paragraphs of pulse ends generation interrupts signal, in the other action after interrupting electric machinery of the processing in the program to move. When soldering to assure every knife head firm, use first spot welding is again successive the method of solder, solder order flow is shown 9 times like the graph. The spot welding of every knife head decomposes its lieutenant general to be finished for 3 paces, nod among solder first, position of readjust electric machinery solders in the 114 place of knife head one aspect of the matter at 2 o'clock, the 114 place solder of the another end of position of readjust electric machinery in knife head at 3 o'clock. The pulse that outputs by CPU as a result of electric machinery position counts a decision, the generation after pulse is finished is interrupted, can handle corresponding and other job namely. After all spot welding are finished, the program begins to solder continuously every knife head, till this broach solders,end, wait to solder next broach. 3.

3 show and diagnose with TD200 configuration many users menu calls the police with the breakdown that monitor information, the set that realizes craft parameter, revise and the hand moves debugged process to control. Visit different menu interface, input what the user needs to solder parameter, read actively by CPU take coexist person interior RAM is unit, call computation of afore-mentioned program algorithm to get the data of need next. Produce some kind of mistake when the system, the system is stopped move, the program is installed according to calling the police provide erroneous report to the user, the user inquires call the police wrong message, give the seat of breakdown clearly, but breakdown of fast processing system, those who restore a system is normal move. The system allows set many call the police information, can embed in every information the data that calls the police to whether need to affirm and announcement message, read extraction condition variable to stock RAM as CPU, the processing connection after diagnosing breakdown with the CPU in the program so rises. Falling at movable mould type, the system accepts each weak condition operation, facilitate debug; to be below automatic mode, the program prohibits all artificial operations, unless appear breakdown need is urgent stop. 4 solder reinforce is used in this to solder the experiment solders into broach of travel φ 82 Mm on the system. Basically solder craft: ? ?000 W of す β holding sb in respectful awe, solder fast it is about 1.

2 M/min. Graph L0a is bosseyed solder appearance of form of welding line exterior, can see from inside the graph solder slippery, level off goes sightseeing outside welding line, without visible defect, graph L0b is bosseyed solder welding line cross section is macroscopical form appearance. Use MPA safe level to undertake welding line bending strength detects, bending strength σ =6M/LE2, m is knife head length, E to be matrix ply for torque, L, examine to express place to show as follows as a result. 5 conclusion pass laser of broach of Cheng of firm to Bao Bijin manson to solder automatically systematic structure and pilot analysis, and solder practice gets following verdict: (1) this solders design of construction of system is reasonable, quality of beam of light is good, function is stable, reliable, the requirement; (2) that satisfies laser beam welding to receive diamond bit well can solder 50 Mm of Φ of diametical Φ 25 ~ , length is less than the thin wall diamond bit of 500mm, solder speed 0.

5 -1.

Mm of 5 N ν , w of ∞ of laser power 1000 -15, efficiency 20 -60 / H; (3) solders precision is tall, welding line quality is good, solder intensity achieves MPA standard; (4) to control a system the design is reasonable, the job is stable, reliable. CNC Milling