Nidec RINDCODE NRX Series, Инструкция по эксплуатации

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20
38
3R
301
383
381
307
3B
3G
3A
3C
309
310
312
311
311
313
313
319
320
337
3S
371
321
3S
336
334
335
3E
340
339
338
3E
3F
340
339
338
3E
3F
340
339
338
15
16
17
1
2
370
306
317
310
341
(Only for Frame A)
NRXM(K)-1500
NRXM(K)-2
00B/400B
NRXM(K)-
750
Flange type
Base type
(Only for 1/11)
Speed reduction section
Speed change section
*For details on the speed change section, refer to page 15
Bearing posit
ion
Output shaft
3A
Output shaft
3B
Input shaft
3C
Input shaft
3G
Fram
e size
Reduct
ion ratio
A
G11
6206 ZZ
6008 ZZ
NF 153212
IR 121512
G17
-
B
N11
6307 ZZ
6209 ZZ
NF 153212
IR 121512
N17,29,35,47,59,71
-
C
N11
6309 ZZ
6212 ZZ
NF 2204
IR 172016
N17,29,35,47,59,71
-
Bearing posit
ion
Input sha
ft
3E
Input
sha
ft
3F
Speed drive model
200B
6304ZZ
-
400B
6304ZZ
-
750
6305 ZZ
51204
1500
6306 ZZ
51206
Input sha
ft 3S
200B
S 26388 (2)
400B
S 26388 (2)
750
S 30458 (2)
1500
S 35508 (2)
Sea
l position
Output
sha
ft
3R
Fra
me size
Reduct
ion ratio
A
G11,17
D30458
B
N11,17,29,35,47,59,71
D45629
C
N11,17,29,35,47,59,71
D55709
Frame A Note 4: When a
ssembling, t
urn t
he st
amped mark
downwa
rd for one eccentric roller bearing, and
mov
e eccentricity
by 180º for t
he balance weight
.
Disassembly and reassembly diagram for CORONET reducer section
N11 to N71 Fram
e A, B, C / NRXM(K)-200B to 1500-G
□
A, N
□
C
1
*For the speed cha
nge section, refer to pa
ge 15.
Bearing na
me num
ber list
3A, 3B, 3E: Ba
ll bea
ring (ZZ: meta
l sea
l t
ype)
3C: Roller bea
ring 3F: Thrust bea
ring 3G: S
haft
wa
sher
NRXM(K)-200B/400B *The bearing t
ype on t
he input shaft
3E for the inverted t
ype is LLU when the sensor gear is a
tta
ched.
Oil sea
l na
me number list
Model
Sea
l position
The number of pieces is indica
ted in brackets. The
number of pieces without
bracket indica
tion is one.
Bearing na
me num
ber list
Cone reta
iner
Cone Output
cam
Ca
m retainer
Ca
m disc
Packing (on the output shaft side)
Base Output
sha
ft
Output
sha
ft bush
Dista
nce collar
Bush Wheel Wheel spacer Eccentric roller bearing Ca
rrier pin
Int
ernal pin
Int
ernal pin housing
ER flange
Cov
er
O-ring Adjust
er
Count
er S
haft
bush
Input
sha
ft
Sna
p Ring S
haft
Thrust seat Balance weight Pa
cking (on the out
put shaft
side)
Pa
cking (on the input sha
ft side)
Vert
ica
l flange
St
ud bolt
3A to 3G: Bea
ring
3R, 3S: Oil seal
1 2
15 16 17 38
301 306 307 309 310 311 312 313 317 319 320 321
334 335 336 337 338 339 340 341 370 371 381 383
Pa
rts list
■
Exa
mple of disa
ssembly procedure
1 Remove t
he base (remove t
he output sha
ft a
ssembly).
2 Remove t
he wheel, bush, a
nd eccentric roller bearing
on the out
put shaft side.
3 Remove t
he spacer.
4 Remove t
he wheel, bush, a
nd eccentric roller bearing
on the input
sha
ft side.
5 Remove t
he ER fla
nge from t
he speed change section.
■
Perform rea
ssembly in the reverse order of disassem
bly
Note 1: Put
packing in joint part
s on both sides of t
he int
erna
l
housing, and in those of t
he speed change sect
ion.
Repla
ce
def
or
med
o
r
cr
acked
pa
cking
wit
h
no
rma
l
one.
Note 2: Frame sy
mbols a
nd numbers ha
ve been
stamped on two wheels. When a
ssembling,
turn the stamped mark on two wheels upw
ard,
and move t
he st
amped mark on one wheel by
180º from t
he other.
Stamped number
Stamped number
Note 3: Move t
he bush reversely
from t
he eccent
ric
direct
ion. (refer t
o the figure below)
Wheel eccentric direction
Bush eccentric direction
Note 5: Supply the specified amount
of grease inside the reducer.
Frames B and C
Turn the sta
mped ma
rk upward for one eccentric roller
bea
ring, and turn it
downward for the ot
her bearing, which
ena
bles eccentricit
y t
o be moved by 180º. Apply grea
se
to the rota
tion pa
rt
of t
he roller before assembling.
Stamped mark
Stamped mark
Output shaft
Stamped mark