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L16"/18"/20"/22" Series Precision Lathe
Product Description
Overview
· Precision ground and supersonic frequency hardened bedway is designed in double wall structure,giving super rigidity.
· The spindle system is high in rigidity and accuracy.
· The design of the main drive is optimized and the gears in the headstock are precision ground.The noise of the machine is low.
· The machine can turn about 200 kinds of metric,whitworth,module and D.P.Threads.
· An automatic stop device is used to realize automatic stop for the machine of a certain length workpiece,which is safe and eliable.
· A pedal braking device provide quick and effective stop while operating.
Technical Parameters
| Model No. | L16"×40"/60"/80" | L18"×40"/60"/80" | L20"×60"/80"/120" | L22"×60"/80"/120" |
| swing over bed | 410mm(16") | 460mm(18") | 510mm(20") | 560mm(22") |
| swing in gap | 640mm(25-1/8") | 690mm(27-1/8") | 300mm(11-7/8") | 350mm(13-3/4") |
| length of gap | 165mm | 200mm(8") | ||
| distance between centers | 1000mm(40")/1500mm(60")/2000mm(80") | 1500mm(60")/2000mm(80")/3000mm(120") | ||
| width of bed | 300mm(11-13/16") | 350mm | ||
| spindle nose | D1-6 | D1-8 | ||
| spindle bore | 58mm(2-1/4") | 80mm(3-1/8") | ||
| taper of spindle bore | No.6 Morse | No.7Morse | ||
| range of spindle speed | 12 changes, 25-2000r/min | 12changes25-1600r/min | ||
| max.travel of top slide | 128mm(5") | 130mm(5-1/8") | ||
| max.travel of cross slide | 285mm(11-1/4") | 326mm(12-15/16") | ||
| max.section of tool | 25×25mm(1"×1") | |||
| pitch thread of leadscrew | 6mm or 4T.P.I. | |||
| longitudinal feeds range | 42 kinds,0.031-1.7mm/rev(0.0011"-0.0633"/rev) | 35kinds0.059-1.646mm/rev(0.0022"-0.0612"/rev) | ||
| cross feeds range | 42 kinds, 0.014-0.784mm/rev(0.00033"-0.01837"/rev) | 35kinds0.020-0.573mm(0.00048"-0.01354") | ||
| metric threads range | 41 kinds, 0.1-14mm | 47kinds0.2-14mm | ||
| Inch threads range | 60 kinds, 2-112T.P.I. | |||
| diametrical pitches range | 50 kinds, 4-112DP | |||
| module pitches range | 34 kinds, 0.1-7MP | |||
| dia. of tailstock sleeve | 60mm(2-5/16") | 75mm(3") | ||
| travel of tailstock sleeve | 128mm(5") | 180mm(7") | ||
| taper of tailstock sleeve | No.4 Morse | No.5Morse | ||
| power of main motor | 5.5Kw(7.5HP) 3PH | 7.5Kw(10HP)3PH | ||
| power of coolant pump | 0.1Kw(1/8HP) 3PH | 0.1Kw(1/8HP),3PH | ||
| overall dimension(L×W×H) | 220/280/330×108×134cm | 220/280/330×108×134cm | 290/340/440×112×143cm | 290/340/440×112×143cm |
| packing size(L×W×H) | 225/282/340×113×156cm | 225/282/340×113×156cm | 292/340/440×113×182cm | 292/340/440×113×182cm |
| N.W. | 1670/1920/2070Kg | 1720/1970/2120Kg | 2335/2685/3185Kg | 2370/2720/3220Kg |
| G.W. | 1980/2265/2450Kg | 2045/2330/2515Kg | 2700/3070/3570Kg | 2740/3110/3610Kg |
Standard Accessories
3 jaw chuck and adapter | 4 jaw chuck and adapter | face plate | steady rest |
| follow rest | oil gun | thread chasing dial | operation manual |
| one set of wrenches | 2 dead centers | sleeve | foot brake |
| coolant pump | halogen lamp | splash guard | one piece iron casting stand |
| micro carriage stop |
Optional Accessories
quick change tool post | driving plate | taper turning attachment | leadscrew cover |
| Nr 12 standard for Brazil |