Nidec RINDCODE NRX Series, Instruction Manual

Page: 20 / 28

19
402
4A
4C
415
413
15
16
17
1
2
38
226
412
414
4A
4R
416
4S
4S
417
410
407
408
411
409
409
406
4B
4B
405
404
401
403
Input shaft section
For details on the speed change section, refer to page 15
Speed change section
Speed reduction section
2C
2D
38
2
1
17
13
39
2
Ｂ
266
272
268
265
264
2A
2R
Input shaft section
Speed change section
For details on the speed change section, refer to page 17
R
35
34
36
NRXMK-11K to 18K-G3,G5
270
267
255
273
260
276
254
2B
2A
269
262 259 278 258 277
253
2C
251
257
256
263
261
2D
2R
*For the speed cha
nge section, refer to pa
ge 17.
Bearing na
me num
ber list
2A, 2B, 2C, 2D: Ta
pered roller bearing
Bearing position
Output shaft
2A
Output shaft
2B
Pinion sha
ft
2C
Pinion shaft
2D
Speed drive model
R
edu
ct
io
n
ra
tio
11K to 18K
G3/G5
HR32216J
HR32213J
HR30308J
HR32207J
*For the speed change section, refer to page 15.
NRXM(K)-200B to 5500-W10
/W20
/W30
Output
sha
ft
4A
Worm shaft
4B
Worm shaft
4C
200B
W10
6204LLU(2)
7203 BDF(2)
6905
W20 / 30
400B
W10 W20 / 30
6205LLU(2)
7204 BDF(2)
6005
750
W10
6204
W20 / 30
6206LLU(2)
7304 BDF(2)
60/28
1500
W10 W20 / 30
6207LLU(2)
7305 BDF(2)
6007
2200
W10 W20 / 30
6208LLU(2)
7306 BDF(2)
6910
3700
W10 W20 / 30
6210LLU(2)
7308 BDF(2)
6210
5500
W10 W20 / 30
6212LLU(2)
7309BDF(2)
6211
Disa
ssem
bly and rea
ssem
bly dia
gra
m for pla
neta
ry and pinion reducer section
2
Oil sea
l na
me number list
Sea
l position
Output
sha
ft
R
Output
sha
ft
2R
Speed drive
model
Reduction
ratio
11K to 18K
G3 / G5
D608212(2)
D8010513
The number of pieces is indica
ted
in bra
cket
s. The number of pieces
wit
hout bracket indicat
ion is one.
Cone reta
iner
Cone Speed drive out
put shaft
Cam disc (on the output shaft side)
Bearing cover O-ring Shim Pa
cking
Coupler Housing Cov
er on t
he low speed side
Bearing housing on the low speed side
Prima
ry
pinion
Prima
ry
gear
Secondary
pinion
Secondary
gea
r
Output
sha
ft
Key
for the primary
pinion
Key
for the primary
gea
r
Key
for the secondary gear
S
pa
cer for the seconda
ry
pinion sha
ft
Dra
in plug
Oil gauge Vent hole Eye bolt Pin for the cover on the low speed side Locknut for the primary pinion St
ud bolt
for the high speed ring
Bolt for the cover on t
he low speed side
Bolt for the bearing housing on the low speed side Pa
cking for the cov
er on the low speed side
Secondary
pinion
Shim for the sha
ft bea
ring
Shim for the low speed sha
ft bearing
2A to 2D : Bearing R, 2R : Oil seal
1 2
13 17 34 35 36 38 39
251 253 254 255 256 257 258 259 260 261 262 263
264 265 266 267 268 269 270 272 273 276 277 278
Pa
rts list
Ea
ch part ha
s been a
ssembled in the speed reduction section.
For repla
cement, the reducer a
ssembly needs to be repla
ced.
Disa
ssembly a
nd reassem
bly dia
gra
m for worm
reducer section
Bearing na
me num
ber list
The number of pieces is indica
ted in brackets. The
number of pieces wit
hout bracket indica
tion is one.
Model
Bearing posit
ion
4A, 4C: Ball bearing (LLU: conta
ct rubber sea
l t
ype) 4B: Angular bearing
Output sha
ft
4R
Worm shaft
4S
200B
W10
/
20
/
30
S 20358
S 25357 (2)
400B
W10 W20 / 30
S 25408
S 25357 (2)
750
W10
S 20358 (2)
W20 / 30
S 305011
S 28408 (2)
1500
W10 W20 / 30
S 355511
S 35508 (2)
2200
W10 W20 / 30
S 406212
S 50659 (2)
3700
W10 W20 / 30
S 507212
S 50729 (2)
5500
W10 W20 / 30
S 608212
S557812(2)
Oil sea
l na
me number list
The number of pieces is indica
ted in brackets. The
number of pieces without bracket indication is one.
Model
Sea
l position
Pa
rts list
Cone reta
iner
Cone Output cam Ca
m retainer
Ca
m disc
Packing (on the output shaft side) Base B St
and
HS blind cover Oil check plug Shim Sna
p Ring S
haft
Worm shaft Housing Oil filling plug Hexa
gon socket set screw
O-ring LS
blind cov
er
LS
cover
O-ring Output sha
ft
Worm shaft wheel Flange Collar 4A, 4B, 4C: Bearing 4R, 4S: Oil seal
1 2
15 16 17 38
226 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417