Gear of big norms, big modulus and tine circle use numerical control mill to age machine and numerical control shape roll flute machine, numerical control shapes requirement of mill tine machine cuts deep, big feed greatly, boil fast tall. Numerical control shapes roll flute confidential begs precision to achieve 5 class above, automation degree is measured heart of tall, automatic attune, automatically, repair form, stability automatically tall. 2010 exhibition of machine tool of Chinese numerical control (CCMT) in April 12 ～ read extensively 16 days in Nanjing international the center is held, the theme is: Show own innovation gain, drive an industry to revitalize upgrade. Ginseng of many 700 enterprise is exhibited, industry of tool of Chinese machine tool is gotten army enterprise all is present, many 50 when still have nearly 20 countries or area ginseng that postpone business is exhibited, exhibit in all lead plane of numerical control machine tool and large amount appearance are covered nearly 800 times, all sorts of machine tool form a complete set reach a tool to measure appearance several, become a CCMT scale is the largest, those who reveal is homebred taste newly, high-quality goods, name is tasted, represent the top level of machine tool of Chinese numerical control and product of corresponding form a complete set. The author visited Nanjing machine tool to exhibit, feel CCMT2010 is machine tool industry of product of new and high technology reveal in the round again. Item on display showed contemporary and advanced production technology adequately, numerical control, especially in the mainstream that high-grade numerical control is item on display, high speed, efficient, nicety, compound, flexible, green is made is the technical feature with numerous mutual item on display, and its technology level and technical connotation had again rise newly. Item on display reflected the newest gain of industry of our country machine tool, item on display basically is newest or roll out first, a lot of item on display are national economy the equipment that numerous industry and branch have industry and product structural adjustment are badly in need of, more product offerred multiple choice for the user. In addition, large reveal eagerly with heavy-duty machine tool, non-traditional machine tool and special machine tool show professional specialty each, flexible production system leads production the organization way is new change and component of numerical control system, crucial function hands in photograph reflect, it is heat that exhibits can fetching attention. 2009 is industry of tool of Chinese machine tool successive after 8 years high speed develops a most difficult year, demand of market of product of machine tool tool increases means to face change, extent of market growth dimensions is faced with new round adjustment. Market demand structure also produces apparent change, as a result of industry of domestic main user, if the industry such as war industry, car, railroad undertakes adjustment upgrading, to demand of common, cheap machine tool substantially atrophic, the rapid development of wind cable industry, big heavy-duty maintain steady growth with machine tool of high-grade numerical control. In addition, the user is compared to the sexual price of product of machine tool tool, dependability, service raise stricter requirement, increased the pressure of domestic company. The amount of large gear cutting of report of project machine, wind is very large, need the gear such as pair of large ring gear, columnar straight gear and helical gear to undertake be manufacturinged group by group. Main treatment facilities inserts machine of tine machine, numerical control roll flute to wait for gear-hobbing machine of vertical of large numerical control, numerical control. In these gear cutting machine tools, machine tool of gear of big norms numerical control asks generally efficient, burden, heavy cut, the characteristic with good tigidity, ask treatment facilities is stable, reliable. Basically rely on an entrance. Among them gear of big norms, big modulus and tine circle use numerical control mill to age machine and numerical control shape roll flute machine, numerical control shapes requirement of mill tine machine cuts deep, big feed greatly, boil fast tall. Numerical control shapes roll flute confidential begs precision to achieve 5 class above, automation degree is measured heart of tall, automatic attune, automatically, repair form, stability automatically tall. This second machine tool exhibits mill of the gear-hobbing machine of vertical of large numerical control that has much home company, numerical control to age machine, numerical control inserts ginseng of machine of roll flute of tine machine, numerical control to exhibit, share 6 enterprises to carry mill to age machine ginseng is exhibited especially, those who have group of Chongqing machine tool the SKXC-4000/35 of science and technology of big numerical control of work of the YK83350 of science and technology of lead aircraft of YKX39320N, Yichang, Nanjing; Neat the BVGM400 × of one 5/20F-NC; The YN39250CNC of 2 machine of Nanjing and day of new rural area rise YS39320 of Inc. of equipment of numerical control bearing. Its ginseng exhibits machine tool norms, parameter to see a table 1. If plus wait for a few to make like good faith but the company that did not take mill to age machine ginseng is exhibited, estimation home has 10 right-and-left enterprises to be able to create mill tine opportunity, still have preeminent company of abroad. Because this is like a mill to age machine market serves as a cake, want cent to feed an enterprise more, competition is very intense. The 6 number of axle of has 2 opportunity of Nanjing YN31320CNC6 that gear-hobbing machine ginseng extends large numerical control accuse favour of Langfang of gear-hobbing machine, Heibei to hope the YK3180CNC6Z of gear-hobbing machine of numerical control of straight drive type of machine tool limited company. The has 2 machine tools of Nanjing YS51250CNC numerical control that large numerical control inserts tine machine ginseng to exhibit inserts tine machine, Tianjin the YK51160 numerical control of total factory of the first machine tool inserts tine machine. The opportunity of roll flute of figuration of 3 YK73400L numerical control that machine of roll flute of large numerical control has neat heavy numerical control. Gear-hobbing machine of 1 large numerical control (the gear-hobbing machine of high speed of numerical control of YN31320CNC6 of gear-hobbing machine of YN31320CNC numerical control of 2 aircraft companies of 1) Nanjing is the oldest treatment diameter 3200mm; 32mm of modulus of the biggest treatment; 1600mm of journey of the biggest axial; The biggest cutter diameter 500mm of length 450mm × . For 6 axes gear-hobbing machine of 4 linkage numerical control, carry electronic gear case, with exhibit a law to machine all sorts of straight, helical gear, double couplet or much couplet gear, small taper tine, bosomy form tine, spline, worm wheel, chain wheel. The demand of the industry such as aviation of contented wind report, the sources of energy, war industry, shipping, spaceflight. Electric machinery of servo of main shaft communication installs machine tool hob to go up in tool carrier directly, gear of course high accuracy deputy pass to hob main shaft, gear of extreme of hob main shaft uses damp disappear unoccupied place orgnaization. Hob main shaft is propped up use static pressure prop up. Housing of machine tool workbench is installed independently and be opposite with lathe bed receive, workbench is used adopt big specification annular static press bearing to prop up drive of technology, double worm wheel and hydraulic pressure oil cylinder to control worm disappear unoccupied place technology. Slideway of lathe bed of X axis, Z axis is used the slideway that set steel and note model slip face and the assorted slideway form that without clearance scroll piece directs means photograph is united in wedlock. Two side wide plane sets good guide of steel temper by dipping in water to use beforehand orgnaization of bear pressing plate, without clearance scroll piece slideway directs among structure, face of two side slideway used big pillar front structure of carry on one's shoulder of hydraulic pressure discharge. Main parameter expresses 2 machine YN31320CNC6 of Nanjing and gear-hobbing machine of numerical control of Y31320CNC6 of group of Chongqing machine tool: Y31320CNC6 of serious chance of the 2 YN31320CNC6 austral the unit is the biggest workpiece diameter: Without rear column MmØ3200 has rear column MmØ2500Ø3200 32 figuration mill boils outside Mm of the biggest modulus 40 inside mill ages outside Deg of helix angle of 3032 treatment helical gear ± 45 inside 25 ± of tine ± 45 measurement standards 20 ～ 220 can install cutting tool the mill inside Ø450 boils outside Mm of the biggest diameter Ø420Ø460 can be installed0, HSK-160 hob center is apart from Mm550 ～ to workbench center level 2000 hob centers go to 1800280 ～ 2100765 ～ roll ～ of Mm500 of workbench mesa vertical distance outside Rpm of limits of rotate speed of main shaft of hob of parameter of motion of MmØ1200Ø740 of aperture of workbench of MmØ2500Ø2550 of diameter of 2765 workbench mesa 20 ～ 200 inside mill 18 ～ 18020, cent tine, differential is finished by the electronic gear case in controlling a system. Advantage of this kind of structure depends on can eliminating the transmission error of mechanical drive catenary, if deploy the hob of high accuracy, can get very tall treatment precision. The transmission gear that gear-hobbing machine of full numerical control of straight drive type cancelled to roll cutter shaft and workbench and worm wheel deputy, can raise the rate of hob axis and workbench, be helpful for treatment improving efficiency. This machine tool still has one advantage is " 0 process designing " namely need not process designing, need an input to be able to be come true to be machined automatically by parameter of treatment spare parts, cutting tool parameter, cutting parameter only. Machine tool coping deploys mist having oil purifying device, slide slideway is slideway of entrance wear-resisting steel, hob axis contains device of hydraulic pressure loose knife. Whole by bits of aircrew of station of box of lead plane, report, hydraulic pressure, water-cooling, platoon implement composition. YK3180CNC6Z main parameter: Tool carrier of 12mm of the biggest modulus is the largest corner spends 800mm of diameter of the greatest work ± 450 hob axis is highest workbench of rotate speed 1500rpm is highest 560mm of diameter of workbench of 200mm of journey of knife of change of rotate speed 60rpm is the biggest × of Ø200 of cutting tool dimension 220 advocate 22kWnextpage2 of electric machinery power, those who have group of Chongqing machine tool the SKXC-4000/35 of science and technology of big numerical control of work of the YK83350 of science and technology of lead aircraft of YKX39320N, Yichang, Nanjing; Neat the BVGM400 × of one 5/20F-NC; The YN39250CNC of 2 machine of Nanjing and day of new rural area rise YS39320 of Inc. of equipment of numerical control bearing. The YKX39320 that exhibits with group of Chongqing machine tool below is large machine of tine of mill of efficient numerical control is 5 axes a specification is large the main characteristic of machine of tine of numerical control mill. YKX39320 is large 5 axes are efficient machine of tine of numerical control mill by Chongqing machine tool (group) finite liability company exhibits. The machine tool uses workbench to secure, means of pillar shift layout, layout means is the same as vertical gear-hobbing machine identical. 3200mm of diameter of the tine outside the biggest treatment; Treatment tine counts random; 30mm of the biggest modulus; The biggest helix angle (the requirement assures most smaller part spends graduation) 30 ° ; Workbench is the biggest bearing 4000kg. Machine precision 8 class (GB10095-2001) ; The machine tool uses principle of job of the odd figuration that divide tine, for 5 axes mill of high speed of three linkage numerical control ages machine, realize the treatment to helical gear through linkage of axis of Z, C. Apply to the industry such as machine of wind cable industry, project, large reducer casing columnar to big diameter straight gear, helical gear (axial gear, dish gear, internal gear) and small taper tine, bosomy form tine bosomy efficient treatment. This company exhibits at the same time still have YKX39320N large 5 axes age mill ages inside efficient numerical control machine. The scroll bearing of main shaft of milling cutter box uses bearing of special main shaft, can bear the cutting bear of high strenth. Use two-way transmission, use unoccupied place device of disappear of axial oil cylinder, eliminate transmission gap, in order to make sure machine tool treatment has the enough tigidity, stability that fights vibration and precision. Introduce drive of machine of communication main shaft, install main shaft overload is monitored automatically reach warning decice. At present 2 machine mill of domestic Nanjing age of machine inside tine mill tool carrier uses disappear unoccupied place orgnaization. Cutter spindle introduces drive of machine of communication water-cooling main shaft, servo axis introduces drive of communication servo electric machinery, install main shaft overload is monitored automatically reach warning decice. Limits of speed of milling cutter main shaft can suit use size diameter milling cutter to undertake tine of high speed, efficient mill is machined. Milling cutter uses locking of hydraulic pressure nut. Workbench adopts big specification static press bearing, deputy drive of worm wheel of high accuracy double worm, worm also is passed static press bearing bearing, implementation workbench high accuracy does not have unoccupied place drive. Workbench diameter amounts to 255omm, workbench bearings amount to 40t. Slideway of lathe bed of X axis, Z axis is used the slideway that set steel and note model slip face and the assorted slideway form that without clearance scroll piece directs means photograph is united in wedlock. Two side wide plane sets good guide of steel temper by dipping in water to use beforehand orgnaization of bear pressing plate, without clearance scroll piece slideway directs among structure, face of two side slideway used big pillar front structure of carry on one's shoulder of hydraulic pressure discharge. Ginseng exhibit mill of large numerical control to age parameter of norms of machine machine tool expresses 5/20F-NCSKXC-4000/35YK83350YN39250CNCYS39320 of × of project YKX39320/NBVGM400 modulus of the biggest treatment / the tine outside Mm30/252540253020(is encircled) diameter of the biggest treatment / Mm38004000450035002500Ø3200mm(ring gear) aperture of the smallest treatment / diameter of Mm900100021001 100Ø1100mm workbench / Mm25503600350030002100 most substantially. 15 ± of 5 ± tool carrier of 15 mill tine is vertical the journey / journey of shift of Mm10008008809501000 pillar level / weight of machine tool of SIEMENS 802DSLFANUC 01-TDSINUMERIK 802D Sl/840DSIEMENSSIEMENS 840DSINUMERIK 802D of system of Mm1220225012201500900 numerical control / day of the 2 new rural area austral great leader of industry of Qi Yina capital raises T5376725040 manufacturer serious chance ginseng exhibit large numerical control to insert tine machine.
12 radial feed of 02 ～ / (Min/min)0.
02 ～ 150.
001 ～ 0.
The 02 knives that insert tine let a knife measure / Mm>0.
7 tool carrier are carried pull the journey / Mm pillar radial is fast / (Mm/min)1000 is the biggest rotate speed / (R/min)83 workbench is the biggest rotate speed / (R/min)2 advocate electric machinery power / servo of KW18545(hydraulic pressure) large numerical control inserts 802DslSIEMENS 840D3 of Xi Menzi of numerical control system tine machine this exhibition one day. (The YK51160 numerical control of total factory of the first machine tool inserts 1) Tianjin tine machine machine tool basically applies to machine of big, medium-sized decelerate, wind-force generates electricity the industry such as machinery of mine and machine of component, tractor, project, metallurgy machinery, machine tool, aviation, spin. This machine tool basically is used within treatment, outside the gear of cylinder of straight tine blame that tine ages columnar gear reachs all sorts of figure continuously and flat cam. Use helix slideway inserts tine knife with what contain helix a tooth-like part of anything, can machine gear of inclined tine cylinder, use special cutting tool to be able to machine a variety of dentiform knot zygote and involute spline. The machine tool is fore-and-aft layout, tool carrier swings let a knife, workbench realizes radial feed on 3 rectangular slideway. Lathe bed, pillar, tool carrier, workbench all has fine structure and transmission tigidity. Axis of linkage of 3 numerical control is the machine tool feed of radial of circumgyrate of the knife that insert tine, workbench circumgyrate, workbench. Machine tool advocate motion introduces drive of frequency conversion electric machinery, realize stepless speed regulation and automatic changeover. Cutter shaft is had go up automatically stop, next automatically stopping function. The motion of cutter spindle introduces cutting whole course all the cutter shaft noumenon of force is worm of zero big diameter, gearing of sector zero worm wheel, made sure cutter spindle has abundant cutting power. The machine tool uses cam of new-style double roller to allow knife construction, can achieve the exercise letting a knife of accurate, stable, low noise. Have inclined to function letting a knife, can prevent angrily to interfere a phenomenon. (The YS51250CNC numerical control that 2 machine tools of 2) Nanjing exhibit inserts tine machine this machine tool is swing with tool carrier implementation makes knife motion, pillar mobile implementation of deflection of left and right sides of component of radial feed, pillar is inclined to the fore-and-aft distribution that allows a knife three linkage numerical control inserts 5 axes tine machine. This machine tool uses SIEMENS 840D to control a system, advocate motion (Z) uses servo oil cylinder to realize infinitely variable speeds; Cutting tool circular motion (circular motion of C1) , workpiece (C2) , motion letting a knife (B) and radial feed (X) uses 4 servo electric machinery to be controlled respectively. Machine tool tool carrier is used static pressure bearing and static press slideway, radial feed uses the guide setting steel with the muscularity that prop up, aseismatic good sex, use guide of scroll slide block the 3 slideway configuration that slideway of oriented, both sides bears the weight of. Motion letting a knife is double cam form, advocate motion introduces drive of servo oil cylinder, form of this advocate motion not only length of can contented stroke is long advocate athletic characteristic, and can come true slow the fast cutting, movement way that returns quickly, with spare time. Machine of roll flute of figuration of 4 large numerical control weighs Inc. of numerical control equipment together to exhibit YK73400L numerical control shapes roll flute machine, diameter of the biggest treatment amounts to 4m, 40mm of modulus of the greatest work, 500mm of diameter of the largest emery wheel, 100mm of deepness of the biggest tooth form, the biggest helix angle 40 ° , precision GB 5 class. What this machine tool basically uses at the high accuracy grinding of involute straight gear and helical gear and tooth form, teeth directional is special long form. The machine tool uses system of numerical control of Xi Menzi 840D, 6 axes three linkage, workbench is used water-cooled pitching moment electric machinery is direct drive, round grating feedbacks; Grinding main shaft uses Germany to enter wheelhead of main shaft of report of 45kW of saliva cold pattern, contain self-poise system, end of grinding main shaft, diameter is jumpy wool 0.
002mm; In emery wheel two side deserve to have emery wheel of two independent diamond, the tooth form height that writes emery wheel is unlimited; 3130r/min of main shaft rotate speed, workbench rotate speed can amount to 67r/min. CNC Milling
CNC Machining