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  Tool Post Grinders/Standard RAS 0,5 HP
 
For external and internal grinding.
Supplied with 6 pulleys.
6'' straight wheel for external grinding.
2 extensions and 2 mounted points for internal grinding.
 
A B C D E F G H I J
230 397/448 277 100 33 23 63 49 145 19

K L M N O Belt Weight
95 265 152 96 41 850x30 32 kg
Dimensions in mm

 Spindle
Supplied with one only for internal and external grinding.
Fitted with high precision, angular contact, pré-loaded bearings.
Bearings are appropriate for hight speeds, with a fiber or nylon cage.
Spindle dimensions for the ADRI STANDARD-RAS 0,5 are:

A B C D E F G H I J K L M S
49 180 260 40 33 10 15 M8 x 1 40 33 10 15 M8 x 1 12


Working conditions for External grinding 50 and 60 Hz
Motor Pulley
mm
Spindle Pulley
mm
Belt
mm
Motor
rpm
Spindle
rpm
Type of
Extension
Wheel
Æ
mm
V
m/s
50 Hz 72
72
45
35
850 x 30 2900 4640
5966
Plain Wheel
Flange
(PWF)
152-114
114-76
37-28
36-24
60 Hz 72
72
60
45
850 x 30 3460 4152
5536
152-114
114-76
33-25
33-22


Extensions which accompany the Adri Standard Grinder - 0,5 HP:             
For External Grinding For Internal Grinding
1 Plain Wheel Flange (PWF) with ground internal taper and circular track to adjust the counterweights.
1 24x81 Extension for Straight Wheels.
1 21x70 Extension with collet for Mounted Points with 6mm shanks.


Working conditions for Internal grinding 50 and 60 Hz
Motor Pulley
Æmm
Spindle Pulley Æmm Belt mm Motor rpm Spindle rpm Type of
extension
Wheel Capacity
Æ
mm
V
m/s
Bore
mm
Depth
mm
50 Hz 125 35 850 x 30 2900 10357 24 x 81 Extension for Plain Wheels 62-38 34-21 80-68
68-50
129
88
125 25 850 x 30 2900 14500 21 x 70 Extension w/collet for Mounted Points 38-28 29-21 50-35 100
125 25 850 x 30 2900 14500 21 x 70 Extension w/collet for Mounted Points 28-18 21-14 35-25 18
60 Hz 125 45 850 x 30 3460 9611 24 x 81 Extension for Plain Wheels 62-38 31-19 80-68
68-50
129
88
125 35 850 x 30 3460 12357 21 x 70 Extension w/collet for Mounted Points 38-28 25-18 50-35 100
125 25 850 x 30 3460 17300 21 x 70 Extension w/collet for Mounted Points 28-18 25-16 35-25 18



The following accessories are also supplied with the Adri Standard Grinder -
0,5 HP:

1 1 Flat belt 850 x 30mm.   25 x 13 x 6 mm Mounted Point.
3 Fixing nuts for pulleys and flange (PWF).   32 x 13 x 6 mm Mounted Point.
1 Extrator for pulleys and PWF.   2'' x 1/2'' x 12 mm Plain Wheel.
Keys.   6'' x 3/4'' x 1 1/4'' Plain Wheel
1 Balancing Arbor,tapered and ground,used to balance plain wheels.   2 Pulleys for motor.
4 Pulleys for spindle.

Technical Specifications    
MOTOR SUPPORT   SPINDLE HOLDER
Made of cast iron, articulates on a pivot. This articulation allows belt to be kept correctly tensioned whatever the pulley combination used.
 
To remove the spindle, loosen the 2 end screws and tighten the central screw. The inverse operation will fix the spindle to the spindle holder.
 
Bracket type made of cast iron.
     
GRUPO MOTOR   WHEELGUARDS AND BELTGUARD
3 phase bipolar motor(220/380/440V-50/60 Hz)with dynamically balanced rotor, assuring minimum vibration and noise levels.
 
In aluminium castings.
Electric switch mounted in robust cast aluminium housing.