1974 Excello 905 N/C THREAD GRINDER — UMS record #13228
Grinders, CNC
Historical UMS record #13228
Specifications
CAPACITY
Swing19"
Centers60"
TRAVELS
Cross16"
Longitunal48"
Part Height16"
WHEEL
Diameter24"
Width6.5"
Helix Angle Right50 Degrees
Helix Angle Left50 Degrees
SPINDLE
Motor40 HP.
Indexing360,000 Degrees
Retract-Loading4"
Equipped With
Excello N/C controlled wheel dresser assembly, cradle type for up to 50 degrees
helix angle, 6.5" wide wheel, & 3.5" depth of form less diamond tools, servo motors,
feedback units & numerical control system.
CONTROL
GE 8500 4-Axis Control
Three linear & one rotary axis
Four electric servo motors & related power supplies
Linear & Circlular Interpolation
Extented single block max. departure, 83" for work table, U axis.
Initial positioning for each axis
IPM programming
Two Manual Feed rate overrides, one for dresser & one formachine.
Board level diagnostics
Keyboard MDI
Two universal readouts, one switchable between the dresser axis & the machine axis
Unit Reading or trailing zeros programming
Block Delete
Tool Offsets .0999 in .0001 increments.
Tape Reader w/7.5" reels
Core storage for approx. 130' of part program tape
Program edit by keyboard
Least increment will be .000010" as linear axes
REPLACEMENT COST
Over $800,000.00
