SR ®
■ Integrated coolant flush ■ Chip guard with coolant nozzles ■ Stroke control unit or proximity switch for end position open ■ proofline® = fully sealed - low maintenance
Self-centering Steady Rests Premium line
Coolant / air flush G 1/8“ at size 2 / G 1/4“ from size 3 Compressed air
Coolant through the center arm (SR-4 and larger only) Centralized lubrication G 1/8”
A
Option: Stroke control open / closed on request
W 1
O
W 2
α
β
TOP OBEN
R
S
V
G
Switch
D
C
Monitoring of position Steady Rest open
Option: Linear diameter measuring system USP 4.0
B
Drain
Lift thread
M
s
a l e
m a i
Cylinder port clamp G 1/4“ up to size 3.2 G 3/8“ from size 4
SMW-AUTOBLOK
Cylinder port open G 1/4“ up to size 3.2 G 3/8“ from size 4
Drain and compressed air G 1/8“ up to size 3.2 G 1/4“ from size 4
Subject to technical changes. For more detailed information please ask our customer service.
SMW-AUTOBLOK Type Size Centering range with coolant chip guard
SR 2
SR 3
SR 3.1
SR 3.2
SR 4 30
SR 5 45
SR 5.1
SR 6
U 1 U 2 U 3
20 (8*)
28 (12*)
25 (20*)
50
85
125 460 466
152 162 428 312 115 135 262 295 105
165 172 436 320 123 135 262 295 105
200 202 455 335 138 135 262 295 105
245 253 603 448 146 240 365 405 125
310 320 697 510 178 270 400 440 150
350 352 717 530 198 270
101 (92**)
106 277 195
Max. axial clearing diameter
A B C D
953.5
715 215 330
70 85
E F
170 195
400 610 / 640
440 150
680 175
G K
75 35 19
45 25 47
45 25 47
45 25 47
60 25 52
75 29 62
75 29 62
85 32 90
Width of rollers Diameter of rollers
L
M 35
O
82 63 40 54 61 74 14 51 30
116
116
120
155
187
187
238.5
85 53 54 74
85 53 54 74
85 53 54 74
91 61 54 82
97 63 54 84
97 63 54 84
122
P 1 P 2 P 3 P 4
88 54
109 290
R S V
119
124
139
172
209
229
18 85 50 10
18 93 50 10
18
23
23
23
27
103
128
160
180
190 100
50 10
58
62
62
W 1 W 2
11.2
18.3
19.1
19.1
22
α β
15° 30°
15° 30°
15° 30°
15° 30°
15° 40°
18° 40°
18° 40°
10° 50°
19.6
38.5
38.5
38.5
63.6
78.5
78.5
176.7 8 / 75 4500 0.06
Piston area***
cm² bar daN mm mm
8 / 70
8 / 80 1000
8 / 80 1000
8 / 80 1000
8 / 70 1500
8 / 80 2000
8 / 80 2000
Operating pressure min. / max. Max. clamping force / roller
450 0.02
0.04
0.04
0.04
0.05
0.06 0.01 600 174
0.06 0.01 600 178
Centering accuracy within the whole range
0.005
0.007
0.007
0.007
0.007
0.01 560 436
Repeatability accuracy Max. roller surface speed
800
725
725
725
715 117
m/min
14
56
57
59
Weight approx.
kg
* The Steady Rest can be modified to this clamping range (see instruction manual page 24) if the coolant chip guard is not used. ** Can be loaded axially. Radial loading with chip guard Ø 92, without chip guard Ø 101. *** Cylinder sizes different from standard available on request.
416 SMW-AUTOBLOK
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