MTJ series helical bevel gearbox
Product Technical data:
Housing material | HT200 High strength cast iron |
Housing hardness | HBS90-240 |
Gear material: | 20CrMnTi |
Surface hardnesss of gear | HRC58°-62° |
Gear core hardness | HRC33°-40° |
Input/Output shaft material | 40CrMnTi |
Input/Output shaft hardness | HBS241°-286° |
Shaft at oil seal postion hardness | HRC48 ° -55 ° |
Machining precision of gears material | Accurate grinding 6-5 grade |
Heat treatment | tempering, cementing, quenching etc |
Efficiency | 94%-96% |
Noise(Max) | 60-68dB |
Tem.rise: | 40°C |
Tem.rise | 50°C |
Vibration | ≤20um |
Backlash | ≤20Arcmin |
Bearing brands | NSK,HRB,C&U etc |
Oil seal brands | NAK, CTY,SKF etc |
Oil: | CHELSEA or CHANGCHENG |
Motor | IP55, F class |
Motor shaft | 40Cr, Tempering, cementing,quenching etc. |
Selection table:
Model | 37 | 47 | 57 | 67 | 77 | 87 | 97 | 107 | 127 | 157 | 167 | 187 |
Structure | K,KA,KF,KAF,KAZ,KAT,KAB | |||||||||||
Input Power KW | 0.12~3 | 0.12~3 | 0.12~4 | 0.18~5.5 | 0.37~11 | 0.75~22 | 1.1~30 | 3~45 | 7.5~90 | 11~160 | 15~200 | 15~200 |
Transmission Ratio i | 4.09~106.6 | 4.66~131.7 | 4.68~143.5 | 7.1~646.2 | 7.11~192.7 | 7.42~195.2 | 8.88~176.5 | 8.72~147.2 | 8.6~144.4 | 12.7~151.1 | 17.3~161 | 17.1~180.7 |
Allowed Torque Nm | 170 | 340 | 510 | 705 | 1320 | 2300 | 3670 | 6800 | 11050 | 15300 | 27200 | 42500 |
Weight kgs | 12 | 22 | 30 | 37 | 63 | 94 | 145 | 275 | 420 | 680 |
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Mounted way:
KA: hollow shaft output
KF: flange-mounted solid shaft output
KAF: flange-mounted hollow shaft output
KAZ: short-flange-mounted hollow shaft output
KAT: torque-arm-mounted hollow shaft output
KAB: foot-mounted hollow shaft output
MTJ series helical bevel gearbox
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