Catalogue Tolomatic Electric Linear Motion Products
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Ax*
RSA/RSM32 Series
SixVtriLM&m
RSA32 BALL SCREW CRITICAL SPEED AND LIFE CALCULATIONS
LIFE CALCULATION: 0.75" 2TPI ENGLISH BALL SCREW
CRITICAL SPEED WITH 0.75" 2TPI ENGLISH BALL SCREW
STROKE (mm)
THRUST (N)
224 4448 6672 8896 11,121 12,010 1 3,343
914
, 0 127 254 381 508 635 762 889
1016
1,000
MAX
MrilAI
1 THI
C
1,000,000
10,000,000
z-
_m
^ VTI in
ICT*- 0
7nn 1 n
M
AX Inn
USI rt
TUtrLlB
E
=1
— C
----:
S4»SAr
J T
:
H—
0___
J E g
ai
O 11
g
1
2540
635
254
25.4
ai
E E.
100,000
Ol
(/)
"c
LU LU □_
10,000
LU LU q_
LU
100
1,000
lli
10
100
10
0 5 10 15 20 25 30 35 12 18 24
STROKE (in)
40
500
1000
1500
THRUST (lbs)
2000
2500 2700 300C
36
ROD SCREW
RSA/RSM32 Series
• Ball screw critical speed and life calculations
LIFE CALCULATION: 0.75"5TPI ENGLISHBALLSCREW
CRITICAL SPEED WITH 0.75" 5TPI ENGLISH BALL SCREW
STROKE (mm)
914
THRUST (N)
0 445 890 1334 1793 2224 2669 3114 3559 4003
0 127 254 381 508 635 762 889
1016
1,000
l/IAXI
AirilAI
1 THF
25,400
1,000,000
LB
ai
e g
J,
o)
I J E
e a
J,
100
2540
ai
E E.
ai tu |c
E E
S
1,000
1,000
lli lli q_
lli
101
^54267
lli
100
10
10
1
25.4
0 5 10 15 20 25 30 35
STROKE (in)
40
0 100 200 300 400 500 600 700 800 900 | 100C
THRUST (lbs) 950
36
BN=Ball Nut
iK * Maximum thrust reflects 90% reliability jbr 1 million linear inches oftravel.
**Life Indicates theoretical maximum life of screw only, under Ideal conditions and does not Indicate expected life of actuator.
D-32
AXIDYNE ELECTRIC MOTION CONTROL FROM TOL-O-MATIC • 1-800-328-2174 • 763-478-8000 • www.tolomatic.com
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