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WICKMAN OPTICAL PROFILE GRINDING MACHINE/LARGE SCREEN MODEL

GRINDER FORM
Manufacturer:
WICKMAN
Model:
LRG SCREEN MODEL
Year:
1977
Stock #:
4137
WICKMAN OPTICAL PROFILE GRINDING MACHINE/LARGE SCREEN MODEL

Work range - by screen vision
201 1.00" x 0.50"
251 magnification 0.79" x 0.395"
501 magnification 0.395" x 0.196"
By worktable 5.875" x 2.5"
Maximum thickness 3"
Screen
Standard magnification 251
Optional magnification 201, 501
Size of screen 20" x 10"
Maximum size of layout 20" x 10"
Illumination
Projection lamp 24v 150w (Tungsten Halogen)
Wheel head
Range of front relief 0 to 35 degrees
Range of side relief 10 to 0 to 10 degrees
Wheelslide strokes per minute 55 and 109
Length of wheelslide stroke 0 to 3.5"
Angular adjustment of wheel head 90 to 0 to 90 degrees
Angular adjustment of upper slide 45 to 0 to 45 degrees
Angular adjustment of lower slide 45 to 0 to 45 degrees
Traverse of upper slide 5.5"
Traverse of lower slide 4.25"
Standard grinding wheel 5" dia. x 1.25" bore x 0.1875" thick
Special grinding wheel 7" dia. x 1.25" bore x 0.1875" thick
(CONT.)
Workhead
Vertical movement of column 4.5"
Traverse of cross slide 2.5"
Traverse of longitudinal slide 5.875"
Circular grinding attachment
Maximum diameter 5"
Maximum length of work ground 6.25"
Maximum length between centers 1.2"
Chuck capacity 3-1/4"
Collet capacity 0.563"
Spindle speeds (8) 30 to 223 RPM
Overall dimensions
Floor space required 77" x 65"
48" x 19.5"
71.5"
Approximate weight 3,570 lbs.

MOTOR SPECIFICATIONS

1/2 HP 3/60/230/460 Wheel head motor
1/16 HP 3/60/230/460 Circular grinding attachment motor
3/4 HP 3/60/230/460 Dust collector motor

25-X and 50-X Magnification lenses
MKIII Circular grinding attachment with miscellaneous change gears
Alston form relieving attachment with miscellaneous change gears
Bausch & Lomb Acu-Rite 2-axis digital readout
Drytex MK-2 dust extractor
Page 3 of 3
(CONT.)
Precise small grinding wheel attachment
Two (2) 3-1/4" Burnerd 6-jaw chucks
One (1) 3-1/4" Burnerd 3-jaw chuck
Wheel balancing unit
Three (3) miscellaneous wheel dressers
Machine arranged for 7" diameter grinding wheel
240 volt, 150 watt Tungsten halogen projection lamp

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