5 Installation
−19−
5.5 Installing the pinion shaft type
A pinion shaft motor is used with a parallel shaft gearhead or hollow shaft flat
gearhead assembled to it.
Installing a parallel shaft gearhead: P.13, 19
Installing a hollow shaft flat gearhead: P.15, 22
5.6 Installing a load on the geared type, combination
type parallel shaft gearhead and round shaft type
When installing a load on the motor (gearhead), align the center of the motor output
shaft (gearhead output shaft) with the center of the load shaft.
Note
• When coupling the motor (gearhead) with a load, pay attention to centering,
belt tension, parallelism of pulleys, etc. Also, securely affix the tightening
screws of the coupling or pulleys. Also, securely affix the tightening screws
of the coupling or pulleys.
• When installing a load, do not damage the motor output shaft (gearhead
output shaft) or bearing. Forcing in the load by driving it with a hammer, etc.,
may break the bearing. Do not apply any excessive force to the output shaft.
• Do not modify or machine the motor (gearhead) output shaft. The bearing
may be damaged or motor (gearhead) may break.
Output shaft shape
Combination type parallel shaft gearhead
A key groove is provided on the output shaft of gearhead. Form a key groove on the
load side and affix the load using the supplied parallel key.
Unit model Parallel key dimension
BLH230 4 mm (0.1575 in.)
BLH450 5 mm (0.1969 in.)
BLH5100 6 mm (0.2362 in.)
Geared type, round shaft type
A flat section is provided on the motor output shaft of each geared type, round shaft
type. Apply a double-point screw, etc., at the flat section to securely affix the load
and prevent it from spinning.
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