In an industrial environment, Angle grinders are indispensable tools and are widely used in tasks such as metal processing, cutting and grinding. To ensure the reliability and durability of the Angle grinder in a high-intensity and continuous operating environment, durability testing is an indispensable step. This article will provide a detailed disassembly report of an industrial-grade Angle grinder after continuous operation for 100 hours, analyze the wear and performance of its key components, and help you better understand the durability of the industrial-grade Angle grinder.
First, test background and conditions
1. Test background
This durability test aims to evaluate the performance and durability of industrial-grade Angle grinders under continuous high-intensity operating conditions. The test subject is a common industrial-grade Angle grinder, which is suitable for metal processing and cutting tasks. The test environment simulated the high-load operation conditions in actual industrial production to ensure that the test results have practical reference value.
2. Test conditions
Test duration: Continuous operation for 100 hours.
Load conditions: Simulate high-load operations in actual industrial production, including metal cutting and grinding tasks.
Environmental conditions: The test was conducted in a standard industrial environment with a temperature range of 15 to 30 degrees Celsius and a humidity of 40 to 60%.
Second, the testing process and observation
1. Initial inspection
Before the test began, a comprehensive initial inspection of the diagonal mill was carried out, and the initial conditions of each component were recorded, including the motor, gears, bearings, carbon brushes and housing, etc. All components are in good condition with no obvious wear or damage.
2. Continuous operation for 100 hours
During the test, the Angle grinder ran continuously for 100 hours, simulating high-load operations in actual industrial production. During the test period, the operating status of the equipment was recorded every 10 hours, including parameters such as motor temperature, rotational speed, current and sound. No abnormal shutdowns or malfunctions occurred during the test.
3. Intermittent inspection
During the testing process, intermittent checks are conducted every 24 hours to record the wear conditions of key components. The inspection items include motor temperature, carbon brush wear, gear meshing condition and bearing operation status. All the inspection results were recorded for subsequent analysis.
Third, disassembly report
1.motor
Appearance: The motor housing shows no obvious deformation or damage, and the surface temperature is within the normal range.
Internal inspection: The interior of the motor is clean, free of obvious dust or debris. There are no signs of overheating in the motor windings and the insulation layer is intact.
Performance test: The motor speed and current remained stable during the test without any significant decrease or fluctuation.
2. Gear
Appearance: There is no obvious wear or damage on the gear surface, and the tooth surface is smooth.
Meshing condition: The gears mesh well, with no abnormal noise or vibration. The gear clearance is within the normal range, and there is no loosening or jamming.
Performance test: The gear transmission efficiency is high, and no significant decline or abnormality has been observed.
3. Bearing
Appearance: There is no obvious wear or damage on the bearing surface, and it operates smoothly.
Internal inspection: The interior of the bearing is clean, free of obvious dust or debris. There is no obvious wear or damage to the bearing balls and cages.
Performance test: The bearing operates smoothly without abnormal noise or vibration. The temperature of the bearing is within the normal range and no overheating occurs.
4. Carbon brush
Appearance: The surface of the carbon brush is evenly worn, with no obvious cracks or damage.
Wear condition: The wear of the carbon brush is within the normal range, and there is no excessive wear or breakage. The carbon brushes have good contact with the commutator, and there are no obvious sparks or arcs.
Performance test: The wear of the carbon brush gradually increased during the test, but it did not affect the normal operation of the motor.
5. Shell and accessories
Appearance: The shell shows no obvious deformation or damage, and the surface coating is intact.
Accessory inspection: There is no obvious damage or looseness to the protective cover, handle, power cord and other accessories. The protective cover is firmly installed, the handle feels comfortable to hold, and there is no obvious wear or damage to the power cord.
Fourth, Test conclusion
After 100 hours of continuous high-intensity operation, this industrial-grade Angle grinder performed outstandingly, with all performance indicators within the normal range. The wear conditions of key components such as motors, gears, bearings and carbon brushes are all within the normal range, and no obvious damage or malfunction has occurred. The test results show that the Angle grinder has good durability and reliability under high-load working conditions and can meet the high-intensity usage requirements in industrial production.
1.Durability
The motor: The motor remains stable during 100 hours of continuous operation without overheating or performance degradation.
Gears: The gears mesh well, with no obvious wear or damage, and the transmission efficiency is high.
Bearing: The bearing operates smoothly without abnormal noise or vibration, and the temperature is within the normal range.
Carbon brushes: The carbon brushes are worn evenly without obvious damage and have good contact with the commutator.
2. Reliability
Continuous operation: The Angle grinder has not experienced any abnormal shutdowns or malfunctions during 100 hours of continuous operation.
Intermittent inspection: The results of intermittent inspections every 24 hours show that the wear of key components is within the normal range.
Performance test: Parameters such as motor speed, current and temperature remained stable during the test without significant fluctuations.
Fifth, suggestions and maintenance
1. Regular maintenance
Cleaning: Regularly clean the dust and debris inside and outside the Angle grinder to keep the equipment clean.
Inspection: Regularly check the wear and tear of key components and replace those with severe wear in a timely manner.
Lubrication: Regularly lubricate gears and bearings to reduce wear and extend service life.
2. Usage suggestions
Load control: Avoid prolonged high-load operation and take appropriate breaks to reduce equipment fatigue.
Environmental adaptation: When used in harsh environments, appropriate protective measures should be taken, such as dust-proofing and water-proofing.
Operating procedures: Use the Angle grinder strictly in accordance with the operating procedures to avoid equipment damage caused by improper operation.
After this 100-hour continuous durability test, this industrial-grade Angle grinder performed outstandingly, with all performance indicators within the normal range. The test results show that the Angle grinder has good durability and reliability under high-load working conditions and can meet the high-intensity usage requirements in industrial production. Regular maintenance and standardized usage are the keys to ensuring the long-term stable operation of the equipment. Choosing high-quality industrial-grade Angle grinders not only enhances work efficiency but also reduces maintenance costs and extends the service life of the equipment.
Post time: Jun-05-2025