CINCINNATI HEALD 273Aالمطاحن الداخلية

بطاقة الهوية
411560
علامة تجارية
موديل
الموقع
Illinois
الولايات المتحدة الامريكية
رقم المخزن
42866

الوصف

No.273-A Cincinnati Heald Size-Matic, 17-1/2"Slide Trvl., Coarse-Fine, Clnt, '79

المواصفات

New - 1979
Serial No. 46231
This is a high precision versatile machine for grinding straight or taper
bores, straight or taper O.D.'s and Flat, Convex or Concave Surfaces.
SPECIFICATIONS:
Maximum swing over table extension....................................24-1/2"
(Workhead parallel to table without chuck guard,
permits no workslide travel, and limits table travel)
Swing w/workhead swiveled +/-90 degrees...................................16"
Swing inside standard chuck guard.........................................20"
Angular adjustment of workhead.....................................90 Degrees
Workhead positioning slide travel.....................................17-1/2"
Table travel - maximum....................................................20"
Grinding stroke - maximum.................................................16"
Wheelhead cross slide travel...........................................1-1/2"
Center of workhead spindle to floor distance.....................0 - 29-1/16"
(Workhead flange to edge wheelslide)
Table speeds for grinding .........................................0 - 18 FPM
Workhead speeds - reversible & variable...........................0 - 500 RPM
Rapid traverse of table................................................18 FPM
One turn of cross feed handwheel...........................0.050" on Diameter
Cross feed increments................................0.0001" - .0005" on Dia.
(One or both ends of table stroke)
Stroke - minimum.......................................................0.125"
One turn of workslide handwheel........................................0.100"
One turn of table handwheel............................................3-3/4"
Wheelhead motor..........................................................5 HP
Electrics...............................................480V / 3 Phase / 60Hz
Machine dimensions - approximate.................96"(L-R) x 64"(F-B) x 75"(H)
Weight - approximate...............................................7,500 Lbs.
EQUIPPED WITH:
Hydrostatic table ways
Feed box combines automatic & manual control for coarse and fine feed
Guarding and chute for coolant
Digital timer
Heald red head grinding spindle model 409-250-200 (14000 RPM)
Swing down single point dresser
Coolant system
*Preliminary specifications subject to verification

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