Nakanishi RA-200 Operation Manual

90° ANGLE SPINDLE
RA-200
Thank you for purchasing 90° Angle Spindle, RA-200. RA-200 is designed for drilling on side faces,
or working on corners difficult to work or unfit for working with straight type spindles.
Electric Motor or Air Motor and Air Line Kit with Lubricator combination are used to drive
RA-200.
Please read this Operation Manual carefully prior to use.
Cautions for handling and operation
1
■Read these cautions carefully and only use in the manner intended.
■Safety instructions are intended to avoid potential hazards that could result in personal injury or
damage to the device. Safety instructions are classified as follows in accordance with the
seriousness of the risk.
Class
A hazard that could result in bodily injury or damage to the device if the
WARNING
！ safety instructions are not followed.
A hazard that could result in light or moderate bodily injury or damage to
CAUTION
！
the device if the safety instructions are not followed
WARNING
！
RA-200 is not a hand tool. It is designed to be installed in a machine.
①
Do not touch the tools , motor,or spindle when in operation.
②
Always wear safety glasses. Everyday eyeglasses only have impact resistant
③
lenses, they are not safety glasses. Also use a dust or face mask whenever the
motor is running.
Do not apply excessive force(such as deep single pass cuts or high feed rates) .
④
This may cause tool slippage or spindle damage.
Fasten the tool in the chuck firmly before working.
⑤
CAUTION
！
The maximum allowable motor speed for the spindle is less than 20,000min
①
exceed the specified motor speed by the manufacturer.
The speed reducer is always used to connect between the air motor AM-300
②
AM-310 and RA-200.
Do not drop or hit RA-200, the shock can damage internal components.
③
Always clean the chuck. If ground particles or metal chips stick to the inside of
④
spindle or the chuck, this will cause damage to the chuck or spindle and loss of
precision.
Do not over-tighten the chuck ,this will cause the spindleÕs damage.
⑤
Use tools with high shank tolerance to
⑥
Do not use the unbalanced or low quality tools.
⑦
Select suitable products or tools for the application. Do not exceed the capabilities
⑧
of the spindle or cutting tools.
Stop working immediately if rough rotation or unusual vibration occur.
⑨
If the spindle has not been used for a long period of time, in excess of one month ,
⑩
start at a low air pressure and run the spindle as slowly as possible. Over a period of
15-20 minutes , raise the air pressure and spindle speed incrementally until you
reach the maximum allowable speed. Check for abnormal noises, vibration or heat.
Check if tools or chucks are damaged before working.
⑪
OM-K0049E Rev.B
Degree of Risk
-1 . Do not
or better.
＋0
㎜
−0.01
Features
2
①The RA-200 is designed for drilling on side faces, or working on corners difficult to work or unfit for
working with straight type spindles.
②The spindle housing s made of precision-ground stainless steel (SUS-416). This is easily attached
on special purpose machines.
③A wide selection of collet chucks are available depending on application requirements.
Specifications & dimensions
3
3-1 Specifications
Model
Maximum rotating speed at the cutting tool
Maximum allowable motor speed for the spindle
Appropriate Motor
Reduction Ratio
Standard Collet Chuck(CHS-3.0)
Weight
C AUTION
！
The maximum allowable motor speed for RA-200 is less than 20,000 min
use. Always use the reducer between the air motor(AM-300
〈Option〉
Collet chuck (CHS-□□)
Standard Accessories
・Collet Chuck φ3.0mm( provided) 1pcs.
)
・Wrench (7×5.1
・Operation manual
3-2 Dimensions
Connecting the Motor and Spindle
4
・
Align the threads at the front end of the reducer
and the rear end of the spindle and turn the
spindle clockwise. If the reducer , s drive shaft
and the spindle , s drive dog do not align properly
you will only be able to turn the spindle about 2
turns. DO NOT FORCE. Turn the spindle back,
counterclockwise, slightly and rotate the spindle
by hand to engage the drive assemblies and then
screw them together tightly and fasten with the
provided wrenches(20×24).
C AUTION
！
Always clean your hand and the connection of the Motor and the Spindle.
Prior to mounting spindle on the motor.
RA-200
13,330min
−１
20,000min
−１
AM-300（R） （ L） （ RA） （ LA）
AM-310（R） （ L） （ RA） （ LA）
EM-250 EM-255
1/1.5
φ3.0㎜
150g
AM-310) and RA-200.
・
0.8 - 3.0 in every 0.1
φ ㎜ φ ㎜
・Wrench(8×5) 1pcs.
1pcs. ・Wrench(20×24)1pcs.
68.7
φ
17.4
φ 6.9 27
φ 7.9 40
60 （13.3）
-1
for continuous
and 2.35 , 3.175
㎜ φ ㎜ φ ㎜
Fig.1
Transmission Clutch
Fasten
２ ０
Turn
Fig.2