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Planetary reducer principle: The drive source (motor) starts the sun gear in a directly connected manner, and the sun gear will drive the planet gear combined with the planet gear carrier. The entire set of planetary gear system automatically rotates along the external gear ring, and the planetary carrier is connected to the output shaft to achieve acceleration. A higher reduction ratio needs to be accumulated by multiplying multiple sets of stage gears and planetary gears.
Structural characteristics: compact structure, good heat exchange, high precision, high transmission efficiency, strong applicability, maintenance-free for life
Application areas: mechanical deceleration devices for process equipment in many industries and fields such as metallurgy, mining, transportation, water conservancy, chemical industry, food, beverage, textile, tobacco, packaging, environmental protection, etc.
Components composition:
Planetary reducer requirements for grease:
Wear resistance: reduce wear and temperature rise to meet the life-long lubrication needs of the reducer
Noise reduction: improve product comfort
Adhesion performance: maintain a uniform oil film on the metal surface, reduce wear and noise
Mechanical stability: prevent grease from softening after shearing, and oil leakage
High and low temperature performance: reduce low temperature starting torque and high temperature softening under high load conditions
Hecheng company's solution for planetary gearbox:
Our company selects a unique polyurea thickener, refined synthetic oil, and added a special type of extreme pressure antiwear agent, which has good high and low temperature performance, low starting torque at low temperature, no coking at high temperature, and good shearability In the case of high temperature and extreme pressure, the structure is not easy to damage, the structure is stable, and it has good adhesion to the metal surface layer.
Main Specifications:
project | Quality Index | Measured value | Test accuracy | |
Exterior | Beige uniform ointment | Beige uniform ointment | Visual inspection | |
Operating temperature range(℃) | -30~200 | -30~200 | — | |
Cone penetration 1/10mm | - | 285-315 | ASTM D217 | |
NLGIgrade | 1.5 | 1.5 | ASTM D217 | |
Dropping Point℃ | >260 | - | ASTM D2265 | |
Steel mesh oil separation 24h 100℃ | <5.0% | - | ASTM D6184 | |
Evaporation loss 1h 120℃ | <5.0% | - | SH/T0337 | |
Water resistance test 60min 40℃ | <5.0% | - | ASTM D1264 | |
45# steel corrosion 3h 100℃ | qualified | qualified | ASTM D4048 | |
Four ball wear scar 1200r/min 1h 75℃ 40KG | - | 0.452mm | ASTM D2266 | |
Four ball test PD 1500r/min 10s | - | 600 | ASTM D2596 | |
Low temperature torque(-40℃)mN.m | start up Run 10min Run 60min | - - - | 110 50 - |
ASTM D1478 |
Antioxidant performance 100h、100℃ | - | - | ASTM D942 | |
Antirust test 24h、52℃ | qualified | qualified | ASTM D1743 |
(The above data is for reference only and is not of contractual nature.)
Test product | Helical planetary speed reducer, straight tooth planetary speed reducer (*Kai 80 type 1 level) |
Test Equipment | Decibel meter, infrared thermometer, servo motor |
Grease model | FAKKT-MG33002 |
Test site | Building 4, Taiwei Industrial Zone, No. 146, Yanluo Road, Yanchuan, Songgang, Bao'an, Shenzhen (Bench Lab) |
Testing requirements:
1. Temperature rise≤75℃,
2. Noise≤65Db,
3. The oil film on the tooth surface is intact
Test process: reducer type: helical (grease amount: 25g)
Oil film condition
Reducer type: straight tooth (grease amount: 20g)
Oil film condition
Test Results:
Judging from the test records, using the FAKKT-MG33002 grease test, the two toothed planetary reducers have good temperature rise, noise and oil film conditions to meet the requirements of manufacturers.
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