Rolling Bearing Tribometer
The Rolling Bearing Tribometer is used for the following applications and test objects:
Friction loss testing of rolling bearings, including radial, thrust, and angular contact bearings
Performance evaluation of taper roller bearings under high axial loads
Lubricant performance testing using oils and greases under controlled temperature conditions
Temperature rise and vibration monitoring of bearings at variable speeds and loads
Bearing design validation and comparative performance analysis
Quality control and durability assessment in bearing manufacturing
Research and teaching applications in tribology and mechanical engineering laboratories
Standards
The system is applicable to testing and evaluation in accordance with the following standards and guidelines:
(1) GB/T 307.1 — Rolling Bearings — Dynamic Performance Test Methods
(2) GB/T 307.2 — Rolling Bearings — Friction and Endurance Test Methods
(3) ISO 15243 — Rolling Bearings — Damage and Failure Terminology
(4) ASTM D7048 — Standard Test Method for Measurement of Bearing Friction and Lubrication Performance
(5) DIN 51819 — Lubrication and Fatigue Testing of Rolling Bearings
(6) ISO 281 — Rolling Bearings — Dynamic Load Ratings and Rating Life
(7) ISO 7628 — Measurement of Mechanical Vibration
Parameters
| Item | Low Load Assembly | High Load Assembly |
|---|---|---|
| Load range | 200 – 10,000 N | 2,000 – 40,000 N |
| Load actuation | Servo-controlled pneumatic bellows | Servo-controlled pneumatic bellows |
| Load feedback | Force transducer | Force transducer |
| Friction torque measurement | In-line torque transducer (10 Nm) | Torque arm with load cell |
| Maximum bearing outer diameter | 60 mm | 180 mm |
| Speed range | 100 – 7,500 rpm | 100 – 7,500 rpm |
| Heating power | 550 W | 550 W |
| Maximum test temperature | 150 °C | 150 °C |
| Temperature sensor | Type K thermocouple | Type K thermocouple |
| Vibration sensor | Piezoelectric, adjustable sensitivity | Piezoelectric, adjustable sensitivity |
| Load reaction path | Main shaft bearing | Bearing housing |
| Control interface | Serial communication | Serial communication |
| Software interface | PC-based control and data acquisition | PC-based control and data acquisition |
| Drive motor | AC motor, 4 kW @ 1,500 rpm | AC motor, 4 kW @ 1,500 rpm |
| Power supply | 3-phase industrial supply | 3-phase industrial supply |
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