Page 110 - Parker - Daedal manually driven positioning slides and stages

Crossed Roller Width: 6.00” (152,4 mm) Mounting: Imperial
Positioners

CR4900 Series
Specifications
Travel: 1.0 – 2.0 in
Size:
Width 6.00 in
Length (mid-travel) 9.59 – 11.94 in
Height 2.00 in
Load:
Normal 423 lbs
Thrust T a (Std. thimble) 30 lbs
Thrust – T b (Std. thimble) 5 lbs
Thrust T a (Std. thimble) 50 lbs
5 lbs
Thrust – T b (Std. thimble)
Moment – Yaw, Pitch, Roll See page 114
Straight line accuracy: 0.00008 in/in of travel
Micrometer graduations:
Standard thimble 0.001 in or 0,01 mm
Large thimble 0.0001 in or 0,002 mm
Standard thimble with optional position lock (left), and large
Weight: 7 lbs/axis thimble (right). To order the optional lock, add -L to the
Z-Axis bracket options: model number selected from the chart below.
(See page 124-127) 4990-04
Construction: Aluminum top and base/
steel crossed roller bearings
Mounting surface: Precision machined
Finish: Black anodize Consult factory for critical dimension concerns.

Dimensions Inches

Standard Thimble Large Thimble
T b T a
A A
(mid-travel) (mid-travel)
0.75 0.75

6.00 5.00 0.73 2.06
C’trd
Qty. (6) Mtg. Holes (Top)
1/4-20 thd.

4.00 x .010 4.00 x .010
1.06 deep relief 1.06 deep relief
0.50 2.50 2.50
6.00 1.69 1.69
2.00

5.00 5.00 5.00
C’trd C’trd C’trd
0.50 0.50
Qty. (4) C'Bored Mtg. Holes (Base)
for 1/4" S.H.C.S.
Standard Thimble Size Large Thimble Size
Drive Mechanism Travel Model Graduations A – in Model Graduations A – in
1.0 in CR4914 0.001 in 3.59 CR4910 0.0001 in 4.44
Imperial Micrometer
2.0 in CR4915 0.001 in 5.11 CR4911 0.0001 in 5.94
25 mm CR4916 0.01 mm 3.59 CR4912 0.002 mm 4.44
Metric Micrometer
50 mm CR4917 0.01 mm 5.11 CR4913 0.002 mm 5.94

www.parkermotion.com Parker Hannifin Corporation
Electromechanical Automation Division
108 Irwin, Pennsylvania