ROHM ZG/ZS, ZGU/ZSU, EG/ES - Geared scroll chucks User Manual
Page 15
Concentricity tolerance T
R1
/T
P1
relative to the reference surfaces for chuck fitting
(valid for all chuck types, but not for ZGF and EG/ES)
d
1
d
2
d
3
d
4
e
1
Test
1
2
3
4
Class I
Class II
**
Thin
Medium
Thick
T
R1
T
P1
T
R1
T
P1
(74)
10
14
0,05
0,04
80
(85)
10
--
14
100
(110)
10
14
18
125
(140)
18
25
30
0,075
0,04
160
18
30
40
200
(230)
30
40
53
250
(270)
30
53
75
315
53
75
100
0,10
0,07
400
(350)
53
100
125
500
75
100
125
630
75
125
160
800*
--
--
160
200
400
160
0,12
0,06
0,16
0,12
1000*
--
--
400
350
500
160
0,12
0,06
0,16
0,12
1250*
--
--
400
500
700
160
0,16
0,08
0,20
0,16
as agreed
50
80
40
0,04
0,02
80
100
60
0,04
0,03
100
160
80
0,06
0,03
160
250
120
0,08
0,04
200
400
160
0,10
0,05
0,12
0,10
Röhm chucks correspond to precision class I (unless otherwise agreed)
* Chucks 800, 1000, 1250 diameter based on ISO 3089.
** Dimensions given in brackets are intermediate sizes
Possible position of chuck mounting screws and backplate fixing screws
(valid for all chuck types)
1. Chuck with centring rim to DIN 6350 / DIN 6351 or similar to DIN
for threaded flange DIN 800
2. Chuck with short taper, fixture to DIN 55027/22 (stud and lock-
nut) or DIN 55029 and ASA B 5.9 D1 (Camlock)
Release the fixing elements at the back of the chuck.
Caution: Do not slacken the marked backplate screws on the
front of the chuck.
3. Chuck with short taper, fixture to DIN 55026, 55021 and ASA
B 5.9 A1/A2/B1 from the front
4. Chuck with long taper, fixture to ASA B 5.9, type L
Release the fixing elements at the back of the chuck.
Caution: Do not slacken the marked backplate screws on the
front of the chuck.
Release the fixing elements at the back of the chuck.
Backplate mounting screws
Backplate mounting screws
Backplate mounting screws
Backplate mounting screws
Mounting screws
Locknut
Bayonet plate
Stud
Camlock stud
Mounting screws
Union nut
15