TSUBAKI Worm Reducer (Worm Power Drive® & Troi Drive)
EWJ/EWJM Series
Redesigned to achieve further energy savings through improved performance and efficiency, easier to use due to the case integrated with the foot and a center distance in just mm dimensions.
Motor type has a wide range of options.
Features
- Employ dedicated cases which can be installed in any direction.
- Using special lubricant delivers high efficiency and high transfer capacity
- Our original new oil seal design extends the life of the oil seal.
Structure (EWJ25-42)
(1) Case
(2) Worm shaft
(3) Worm Wheel
(4) Output Shaft
(5) Input Shaft Bearing A
(6) Input Shaft Bearing B
(7) Output Shaft Bearing
(8) Input Shaft Oil Seal
(9) Output Shaft Oil Seal
(2) Worm shaft
(3) Worm Wheel
(4) Output Shaft
(5) Input Shaft Bearing A
(6) Input Shaft Bearing B
(7) Output Shaft Bearing
(8) Input Shaft Oil Seal
(9) Output Shaft Oil Seal
(11) Square Parallel Key
(13) Socket Head Plug
(14) Square Parallel Key
(20) Seal Cap
(21) Filter Set
(23) Hex Cap Bolt
(24) Cross-recessed Countersunk Head Screw
(25) Hex Nut
(34) Input Seal Support
(13) Socket Head Plug
(14) Square Parallel Key
(20) Seal Cap
(21) Filter Set
(23) Hex Cap Bolt
(24) Cross-recessed Countersunk Head Screw
(25) Hex Nut
(34) Input Seal Support
*The above diagram is a typical example
*The structures for EWJ50-70 are slightly different
Reference Number System & Options (Single Reduction)
(1) Size
EWJ: 25, 35, 42, 50, 63, 70
EWJM: 42, 50, 63, 70
(2) Mounting Position
[EWJ25-42/EWJM42] E: E Type
[EWJ50-70/EWJM50 to 70] E: E Type, V: V Type
(3) Reduction Ratio
10: 1/10, 15: 1/15, 20: 1/20, 25: 1/25
30: 1/30, 40: 1/40, 50: 1/50, 60: 1/60
EWJ: 25, 35, 42, 50, 63, 70
EWJM: 42, 50, 63, 70
(2) Mounting Position
[EWJ25-42/EWJM42] E: E Type
[EWJ50-70/EWJM50 to 70] E: E Type, V: V Type
(3) Reduction Ratio
10: 1/10, 15: 1/15, 20: 1/20, 25: 1/25
30: 1/30, 40: 1/40, 50: 1/50, 60: 1/60
(4) Motor Capacity (Three-Phase)
010: 0.1kW, 020: 0.2kW, 040: 0.4kW, 075: 0.75kW
150: 1.5kW, 220: 2.2kW, 370: 3.7kW, 550: 5.5kW
(5) Motor Installation
S: Ship with standard motor mounted
SB: Ship with standard motor with brake mounted
SX: Ship with customer-supplied motor mounted
Y: Customer to mount motor
010: 0.1kW, 020: 0.2kW, 040: 0.4kW, 075: 0.75kW
150: 1.5kW, 220: 2.2kW, 370: 3.7kW, 550: 5.5kW
(5) Motor Installation
S: Ship with standard motor mounted
SB: Ship with standard motor with brake mounted
SX: Ship with customer-supplied motor mounted
Y: Customer to mount motor
* Please put “-” (hyphen) before the reducer option code.
* Please indicate the motor option code following the motor specifications “S”and “SB”
Reference Number System & Options (High Reduction)
(1) Size
50, 63, 70
(2) Mounting Position
[EWJ50,63/EWJM50,63] T: T Type, V: V Type
[EWJ70/EWJM70] B: B Type, V: V Type
(3) Reduction Ratio
100: 1/100, 150: 1/150, 200: 1/200,250: 1/250,
300: 1/300, 400: 1/400, 500: 1/500, 600: 1/600,
800: 1/800, 1000: 1/1000, 1200: 1/1200,
1500: 1/1500, 1800: 1/1800, 2400: 1/2400,
3000: 1/3000, 3600: 1/3600
50, 63, 70
(2) Mounting Position
[EWJ50,63/EWJM50,63] T: T Type, V: V Type
[EWJ70/EWJM70] B: B Type, V: V Type
(3) Reduction Ratio
100: 1/100, 150: 1/150, 200: 1/200,250: 1/250,
300: 1/300, 400: 1/400, 500: 1/500, 600: 1/600,
800: 1/800, 1000: 1/1000, 1200: 1/1200,
1500: 1/1500, 1800: 1/1800, 2400: 1/2400,
3000: 1/3000, 3600: 1/3600
(4) Motor Capacity (Three-Phase)
010: 0.1kW, 020: 0.2kW, 040: 0.4kW, 075: 0.75kW,
150: 1.5kW, 220: 2.2kW, 370: 3.7kW, 550: 5.5kW
(5) Motor Installation
S: Ship with standard motor mounted
SB: Ship with standard motor with brake mounted
SX: Ship with customer-supplied motor mounted
Y: Customer to mount motor
010: 0.1kW, 020: 0.2kW, 040: 0.4kW, 075: 0.75kW,
150: 1.5kW, 220: 2.2kW, 370: 3.7kW, 550: 5.5kW
(5) Motor Installation
S: Ship with standard motor mounted
SB: Ship with standard motor with brake mounted
SX: Ship with customer-supplied motor mounted
Y: Customer to mount motor
* Please put “-” (hyphen) before the reducer option code
* Please indicate the motor option code following the motor specifications “S”and “SB”
Product Specifications
| Series | EWJ/EWJM Series | |
|---|---|---|
| Worm Gear Type | Cylindrical Worm | |
| Size | Small Size | |
| Center Distance: 25mm to 70mm | ||
| Reduction Ratio | Single Reduction | 1/10 to 1/60 |
| High Reduction | 1/100 to 1/3600 | |
| Torque | 12 to 300N·m | |
