Normal Engines Lathes

The machine tools of Sn – 1250, Sn – 1400, SN – 1600 and SN – 1800 types are engine lathes wich may perform the fallowing machinings :

  • outer turning
  • inner turning
  • front side turning
  • inner and outer theading
  • taper turning on the whole working length
  • outer grinding by means of the grinding attachement
  • milling by means of the milling attachement
Specifications
DENOMINATION Ref. Unit. S. N. S.N.M.
1250 1400 1600 1800 2000 2200 2500
CAPACITY
Maximum swing – over bed
– over slide
A mm 1260 1390 1530 1780 2000 2200 2500
B mm 970 1100 1300 1450 1650 1850 2150
Maximum turning diameter of steady rest C mm 900 1200 1400 1600
Receplate diameter D mm 1250 1400 1600 1800 1800 2000 2200
Height of centers E mm 630 700 800 900 1000 1100 1250
Bed width F mm 1150 1700
Bed height G mm 600 600
Distance between centers (DBC) H mm From 1m to 18m,
meter by meter
From 3m to 12m,
meter by meter
Center load to 16, 20, 25 25
HEADSTOCK
Main spindle speed range number no 4 4
Speed range of the main spindle provided with crown gears RPM 1.5 – 3000 or 2.25 – 4000 0.8 – 160
Speed range of the main spindle when the faceplate is provided with crown gear RPM 0,8 – 160 or 1,2 – 240 150
Main spindle bore I mm 81 A1 – 15 ”
Main spindle cone – outer cone
– inner cone
M 100 160 width sub M 100
A1 15”
Main drive engine power kw 60 – 75 75
SLIDES
Longitudinal feed mm / min 0.4 – 480 0.4 – 480
Traversal feed mm / min 0.2 – 240 0.2 – 240
Intermediate slide feed mm / min 0.15 – 180 0.15 – 1800
Intermediate slide travel J mm 500 500
Cross slide travel K mm 520 520
Tool holder travel L mm 175 235 235
Maximum sction of the tool whenthe tool holder is provided
– with bridles
– with indexing turret
mm 50 X 50 50 X 50
mm 60 X 60
TAILSTOCK
Spindle sleeve diameter / cenetr load M mm 240 / 16 ; 260 / 20, 25 260 / 25
Spindle sleeve taper / cenetr load M90 / 16 ; M100 / 20,25 M 100
Spindle sleeve travel N mm 300 300 300
THREADS AND PITCHES
32 Metric threads mm 1 – 30 1 – 30
32 Whiworth h 30 – 1 30 – 1
Lead screw pitch mm 12 12
OVERALL DIMENSIONS
Height mm 1850 2000 2650 2850 3100
Width O mm 2240 2900 2900
Length mm H + 3270 H+ 3270 H+ 3270 H+
3270

 

Normal Engines Lathes
Normal Engines Lathes
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