介绍一种用声发射(AE)进行刀具破损预测的方法。
This paper introduces a method used to predict cutting tool breakage by Acoustic Emission (AE).
用声发射技术监测刀具破损是一个很有潜力的新方法。
The utilization of AE signal analysis for in-process monitoring tool breakage is a newly developed technique of great potentialities.
探讨中断型宏指令功能在刀具破损在线监控系统中的应用。
The application to the on-line monitoring system of interruption type custom macro function is discussed.
探讨了中断型宏指令功能在刀具破损在线监控系统中的应用。
The application of interruption type custom macro function on the on-line monitoring system was discussed.
本文介绍一种用检测主轴电机动率的方法来监测刀具破损的系统。
In this paper, a system for monitoring tool breakage by detecting the power of spindle motor is introduced.
刀具破损的突发性和危害性对刀具监测系统提出了快速报警的要求。
It is required for a cutting tool monitoring system to alarm rapidly because of the burst property and the harmfulness of the tool breakage.
刀具破损的主要形式为高速钢刀具切削刃塑性变形和陶瓷刀具的崩刃。
The modes of tool damage include plastic deformation on cutting edge of high-speed steel tool and tipping of ceramics tool.
分析了切削过程中切削力的变化情况，并指出负剪切现象对刀具破损的影响。
Analysis is conducted for the variation of cutting force during the cutting process and the effect of negative shearing on the cutter damage is pointed out.
在应用弹性理论对刀具破损进行应力分析的基础上，指出提高刀具寿命的措施。
Based on the stress analysis for cutter damage with elastomechanics theory, measures for improving cutter life are proposed.
上述研究成果为解决自动化生产中刀具破损问题及槽型优选技术的研究打下理论与试验基础。
All these studies provide the theoretic and experimental bases for solving the cutter disrepair which is the key problem in the automatization production and groove optimization.
试验结果证明，刀具破损前会出现预兆性的AE信号，并可把该信号从背景噪声中检测出来。
Tests show that AE signals may be detected from background noises in cutting process, a few hundreds millisecond before tool break down abrupt.
根据试验数据，对切削过程中产生的振动信号进行了分析与处理，提出了能过反映刀具破损的特征量。
According to experiment data, as for vibration signals sent out during cutting, is used to analysis and disposal, and characteristic value reflecting tool breakage is extracted.
刀具磨损、破损自动检测技术，在现代制造行业具有广泛的应用前景。
The automatic measuring technique of tool breakage and wear will be more and more important in production.
刀具磨损、破损的在线监控是FMS的基本功能之一。
The on-line monitoring of tool wear and breakage is one of the basic functions of FMS.
分析了切削硬岩时的刀具磨损和破损特征。
功率原始信号经离散自回归AR模型处理，利用信号的实测值与模型预测值之间的预测偏差来判断刀具的破损。
By processing the original power signal with dispersing autoregressive model AR, the difference between the measured value and the forecasting value of the model is used to judge the tool breakage.
以这两种刀片在不同切削用量条件下的耐用度、加工表面粗糙度和主切削力作为刀具加工性能的评价依据，同时研究了刀片的磨、破损机理和卷、排屑稳定性。
The tool lifespan, surface roughness and main cutting force of the two kinds of tools with different machining parameters are used as the evaluation criterion of machining ability.
切削过程中金刚石薄膜从基体表面的破损剥落是金刚石薄膜涂层刀具的一种主要损坏形式。
The diamond films' breakage and desquamation from body surface are main damage forms of the diamond film-coated tools in the cutting process.
数控切削加工过程中刀具的磨损与破损是数控机床常见的故障之一，而刀具的磨损与破损程度直接影响零件的加工质量。
Cutter attrition and breakage is one of the familiar faults of CNC machine tool, and the degree of cutter attrition and breakage directly influences the quality of the production.
测绘了切削温度、后刀面磨损量与切削时间或切削速度的关系曲线，分析了刀具前、后刀面显微磨损、破损形貌和化学变化。
Cutting temperature, relation curves of wear with cutting time and cutting speed, microscopic features and chemical changes of rack face and rear face of the tin coated tool were measured.
本文通过实验研究了金刚石薄膜涂层刀具的破损机理及刀具表面状态、切削用量对其损坏形式的影响。
This paper studied the breakage mechanism of the diamond film-coated tools, the influence of the surface appearance, the cutting parameters on the damage forms.
刀具的磨损和破损是切削加工研究的重点。
The cutting abrasion of tools is the focus in cutting study.
介绍了基于突变论的方法建立刀具磨损与破损失效寿命模型的可行性的研究结果。
The Paper Presents a feasible study of modeling on tool life for the failure modes of tool wear and fracture based on methods of catastrophe theory.
采用机床主电动机功率法和声发射（AE）法来获取切削过程中发出的刀具磨损和破损信号，建立了刀具状态试验系统。
Experiments were implemented to obtain the motor power and AE signals under different cutting parameter condition(cutting velocity, feed velocity and cutting depth), tool wear and breakage conditions.
采用机床主电动机功率法和声发射（AE）法来获取切削过程中发出的刀具磨损和破损信号，建立了刀具状态试验系统。
Experiments were implemented to obtain the motor power and AE signals under different cutting parameter condition(cutting velocity, feed velocity and cutting depth), tool wear and breakage conditions.
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