Taizhou Sihai Machinery Co., Ltd.has been specialising in the manufacture and export of RV series worm gearboxes and other power transmission products for years, dedicated to provide to our customers good quality products in competitive prices. The main products are RV series worm gear speed reducers, UD series mechanical speed variators, G3 series helical geared motors and the specially designed reducers for polishing machines. Our products are widely used in the mechanical apparatus for foodstuff, ceramics, package, chemical, printing, and plastics, etc.
Guided by the idea, "Quality is the very key.". the company proceeds in strict quality control to all the products, complying with the requirements of ISO9001:2008, and certificated, which has enabled our products to have enjoyed the successful sales, popularity and good reputation among the markets of Europe, Mid-east, and Souteast Asia..
Innovation, good quality, customers' satisfication, and excellent service are the principles of the company. All customers at home and abroad are warmly welcome to contact us and negotiate for mutual business expansion.
Characteristics:
RV series worm gearbox / speed reducer is a new generation of products developed by our company with combination of advanced technology both at home and abroad. It feature in:
1) Aluminium alloy die cast casing for RV 025,030,040,050,063,075,090,light weight and non-rusting;cast iron casing for RV110,130,150.
2) large output torque.
3) stable transmission with lower noise.
4) high geat-radiation efficiency.
5) elegant shape,small volume and durable serving life
6) suitable for omnibearing installation
Model & Mark :NMRV 063-40 E F1 AZ B3
NMRV |
NMRV means hole input with flange |
NRV means shaft input without flange |
| 063 |
Distance between the centers of worm and worm gear |
| 40 |
Speed ratio of worm gear speed reducer |
| E |
"E" means double extension worm shaft, no mark means single extension worm shaft |
| F1 |
"F" means output flange, "FL" means high output flange,no mark means output without flange |
| AZ |
"AZ"means bidirectional output shaft, "GZ"means unilateral output shaft and no mark means hole output |
| B3 |
Installation position code |
The speed reducer NMRV063/030 Accessories outline dimension
| |
K1 |
G |
KG |
KH |
R |
| NMRV063 |
150 |
14 |
49 |
10 |
18 |
Speed reducer Size of Single Extension & Double extension
| |
D(h6) |
B |
B1 |
G1 |
L |
L1 |
f |
b1 |
t1 |
| NMRV063 |
25 |
50 |
53.5 |
112 |
173 |
219 |
M10 |
8 |
28 |
Worm gearbox of Double extension worm shaft
| |
G2 |
d(j6) |
B |
F |
b1 |
t1 |
| NMRV063 |
75 |
19 |
40 |
M6 |
6 |
21.5 |
The Worm gearbox NMRV063/030 With Motor
| IEC Motor adapters |
| Model |
PAM(IEC) |
N |
M |
P |
ration |
Shaft:D |
NMRV030 |
63B5 |
95 |
115 |
140 |
7.5 |
11 |
| 63B14 |
60 |
75 |
90 |
7.5 |
11 |
| 56B5 |
80 |
100 |
120 |
7.5 |
9 |
| 56B14 |
50 |
65 |
80 |
7.5 |
9 |
| NMRV063 |
90B5 |
130 |
165 |
200 |
40 |
- |
| 90B14 |
95 |
115 |
140 |
40 |
- |
| 80B5 |
130 |
165 |
200 |
40 |
19 |
| 80B14 |
80 |
100 |
120 |
40 |
19 |
| 71B5 |
110 |
130 |
160 |
40 |
14 |
| 71B14 |
70 |
85 |
105 |
40 |
14 |
Worm gearbox of Mounting positions
Worm gearbox of Position diagram for output flange
Worm gearbox of position diagram for torque arm
Worm gearbox of position diagram for one-way output shaft
Notice for ordering:
1) when ordering,please refer to the details of the products and tell us the exact type your need according to your requirements,like input speed,output torque,configuration,installation,etc:the installation position of the products in the order should accord with your actual needs,otherwise, it will result in oil leakage, which will impact the serving life of the products negatively.if there is special requirement to the installation position,please stress it and inform us.
2) to attain the excellent state of the variators, the common working speed should be chosen in the middle position,instead,it ismot appropriate to choose in the positions of min,or max.speed
3) if your requirements of worm gearbox or speed variator are different from shte standard products as in the catalogue,like:some portion that should be customized or mounted with special motors,please inform us in advance
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