R137/RF137/RS137/RF137 Helical gear hardened reducer (without motor)
R137/RF137/RS137/RF137 series helical gear reducer has the characteristics of strong versatility, good combination and strong carrying capacity. It has the advantages of easy transmission ratio, high efficiency, small vibration and large radial load of shaft. This series not only can be combined with various reducers and transmissions to meet the requirements, but also facilitates the localization of related transmission equipment.
Feature of helical gear hardened reducer
- High modular design.
- The integral casting shell has compact size, high load carrying capacity, stable transmission and low noise.
- Good anti-leakage performance, good sealing, can be widely used in industrial production.
- Energy efficient.
- Cost savings and low maintenance costs.
Main application industries
Food light industry, electrical machinery, construction machinery, metallurgical machinery,
Cement machinery, environmental protection machinery, electronic appliances, road construction machinery,
Water conservancy machinery, chemical machinery, mining machinery, transportation machinery,
Building materials machinery, rubber machinery, petroleum machinery and other industries
| Technical data | |
| Shell material | Cast iron / ductile iron |
| Shell hardness | HBS190-240 |
| Gear material | 20CrMnTi alloy steel |
| Gear surface hardness | HRC58 ° ~ 62 ° |
| Gear core hardness | HRC33 ~ 40 |
| Input / output shaft material | 42CrMo alloy steel |
| Input / output shaft hardness | HRC25 ~ 30 |
| Gear machining accuracy | Precision grinding, level 6 ~ 5 |
| lubricating oil | GB L-CKC220-460, Shell withstand voltage 220-460 |
| Heat treatment | Tempering, carburizing, quenching, etc. |
| effectiveness | 94% ~ 96% (depending on the transmission stage) |
| Noise (maximum) | 60 ~ 68dB |
| Temperature rise (MAX) | 40 ° C |
| Temperature rise (oil) (maximum) | 50 ° C |
| vibration | ≤20µm |
| Recoil | ≤20Arcmin |
| Bearing brand | Chinese brand bearings, HRB / LYC / ZWZ / C & U. Or other brands requested, SKF, FAG, INA, NSK. |
| Oil seal brand | NAK — Taiwan or other brand requirements |
| model size | Shaft diameter solid
(mm) |
Center height
(mm) |
Output flange diameter (mm) |
Power (kw) | Speed ratio | Allowable
torque |
Weight
(KGS) |
| R17 | φ20k6 | 75 | φ120 / 140 | 0.18-0.75 | 3.83-74.84 | 85 | 4 |
| R27 | φ25k6 | 90 | φ120 / 140 | 0.18-3.00 | 3.37-135.09 | 130 | 5.5 |
| R37 | φ25k6 | 90 | φ160 / 200 | 0.18-3.00 | 3.33-134.82 | 200 | 8.5 |
| R47 | φ30k6 | 115 | φ160 / 200 | 0.18-5.50 | 3.83-176.88 | 300 | 10 |
| R57 | φ35k6 | 115 | φ200 / 250 | 0.18-7.50 | 4.39-186.89 | 450 | 18 |
| R67 | φ35k6 | 130 | φ200 / 250 | 0.18-7.50 | 4.29-199.81 | 600 | 25 |
| R77 | φ40k6 | 140 | φ250 / 300 | 0.18-11.00 | 5.21-195.24 | 820 | 36 |
| R87 | φ50k6 | 180 | φ300 / 350 | 0.55-22.00 | 5.36-246.54 | 1550 | 63 |
| R97 | φ60m6 | 225 | φ350 / 450 | 0.55-30.00 | 4.49-289.74 | 3000 | 101 |
| R107 | φ70m6 | 250 | φ350 / 450 | 2.20-45.00 | 5.06-249.16 | 4300 | 153 |
| R137 | φ90m6 | 315 | φ450 / 550 | 5.50-55.00 | 5.15-222.60 | 8000 | 220 |
| R147 | φ110m6 | 335 | φ450 / 550 | 11.00-90.00 | 5.0-16.31 | 13000 | 400 |
| R167 | φ120m6 | 425 | φ550 / 660 | 11.00-160.00 | 10.24-229.71 | 18000 | 700 |
