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Monitoring of self-excited vibration in grinding process using time-frequency analysis of acceleration signals
(2019-01-25)
Grinding is a finish manufacturing process for high precision parts. As the part has high value added at this stage, anomalies and defects are unacceptable. Self-excited vibration or just chatter is an undesirable and ...
In-process thermal damage detection in grinding with monitoring via Internet
(2002-12-01)
This work aims the development of a dedicated system for detection of burning in surface grinding process, where the process will constantly be monitored through the acoustic emission and electric power of the induction ...
Control of thermal damage in grinding by digital signal processing of raw acoustic emission
(2002-12-01)
Grinding process is usually the last finishing process of a precision component in the manufacturing industries. This process is utilized for manufacturing parts of different materials, so it demands results such as low ...
Wheel wear and workpiece surface analyses after grinding hardened steel with minimum quantity lubrication technique assisted with wheel cleaning jet (MQL-AWCJ)
(2018-01-01)
Minimum Quantity Lubrication (MQL) technique has been consolidated in the machining processes as an alternative to conventional technique because of its cleaner production characteristics. However, for grinding process ...
Monitoring of grinding burn by AE and vibration signals
(2014-01-01)
The grinding process is widely used in surface finishing of steel parts and corresponds to one of the last steps in the manufacturing process. Thus, it's essential to have a reliable monitoring of this process. In grinding ...
Damage detection in grinding of steel workpieces through ultrasonic waves
(2018-12-10)
The quality control of the workpieces through reliable tests is of utmost importance in the manufacturing of a precision component. In this context, the monitoring of damages towards automation of the grinding process is ...
Acoustic image-based damage identification of oxide aluminum grinding wheel during the dressing operation
(2019-01-01)
Grinding is a finish process of parts that require high precision and tight dimensional tolerance, which owe high value-added. As the grinding process takes place, the cutting surface of the grinding wheel undergoes wear ...
Monitoring single-point dressers using fuzzy models
(2015-01-01)
Grinding causes progressive dulling and glazing of the grinding wheel grains and clogging of the voids on the wheel's surface with ground metal dust particles, which gradually increases the grinding forces. The condition ...
Effect of green machining on distortion and surface finishing in advanced ceramic
(2012-11-28)
An alternative for grinding of sintered ceramic is the machining on the green state of the ceramic, which presents easy cutting without the introduction of harmful defects to its mechanical resistance. However, after ...
Correlation between surface roughness and AE signals in ceramic grinding based on spectral analysis
(2018-12-10)
The study and monitoring of the workpiece surface roughness is one of the most important parameters of the grinding process. This paper proposes a method for analysing the surface condition of ground ceramic components by ...