P-OS2-1 Development of Nano Temperature Sensor Array for Acquisition of Temperature Distribution on the Rake Face of Cutting Tool

Author(s):  
Keigo ISHII ◽  
Tatsuro FURUSHO ◽  
Naohiko SUGITA ◽  
Reo Kometani ◽  
Sunao ISHIHARA ◽  
...  
2010 ◽  
Vol 2010.8 (0) ◽  
pp. 173-174
Author(s):  
Ken YOKOYAMA ◽  
Tatsuro FURUSHO ◽  
Naohiko SUGITA ◽  
Mamoru MITSUISHI

2016 ◽  
Vol 1136 ◽  
pp. 586-591 ◽  
Author(s):  
Jun Shinozuka ◽  
Habibah binti Jaharadak

Knowing temperatures at the tool-chip interface is extremely important to optimize the machining condition and to improve the machining performance, furthermore to design high performance materials. In order to grasp the temperature distribution at the tool-chip interface, this study has devised an indexable insert with seven pairs of built-in micro Cu/Ni thermocouples on the rake face near the cutting edge. This paper shows the performance of the indexable insert with built-in micro thermocouples developed. The thickness of each element of the micro thermocouple is approximately 15 μm. The result of unsteady heat conduction analysis employing FEM shows that the temperature difference by installing the micro thermocouples is less than 10 K or 1.2 %. The temperature measurement experiments by cutting of aluminum alloy were carried out by changing the cutting speed. The results provided the evidence that the temperature distribution at the tool-chip interface can be grasped with the indexable insert with built-in micro thermocouples developed.


1980 ◽  
Vol 102 (2) ◽  
pp. 123-128 ◽  
Author(s):  
P. K. Wright ◽  
S. P. McCormick ◽  
T. R. Miller

Turning experiments have been carried out on a low carbon iron using steel tools of different side rake face geometry. Temperature distributions have been determined using a recently developed metallographic method. It has been found that when using tools which have a controlled chip-tool contact length of 0.5 mm. the temperatures are ∼30 per cent lower than when using conventional, 6 deg rake tools and, as a result, tool life is longer. Theoretical equations are described which allow the calculation of the temperature distribution along the chip tool interface and the tribological conditions in this region are also considered in detail. There is good agreement between the calculated and measured temperature distributions.


CIRP Annals ◽  
2015 ◽  
Vol 64 (1) ◽  
pp. 77-80 ◽  
Author(s):  
Naohiko Sugita ◽  
Keigo Ishii ◽  
Tatsuo Furusho ◽  
Kanako Harada ◽  
Mamoru Mitsuishi

2012 ◽  
Vol 500 ◽  
pp. 211-217
Author(s):  
Zhe Li ◽  
Min Li Zheng ◽  
Xian Zhi Chen ◽  
Meng Tong

Through the analysis on damaged tool in sticking failure experiment by cutting austenitic stainless steel (1Cr18Ni9Ti) with scanning electron microscopy (SME), found that there are micro cracks existent on rake face near the tip of the cutting tool, through the research of the emergence, development and distribution direction of the crack, the direct reason for tool breakage is the crack being out of control. Combining the study of cutting tool element density change in cutting zone and grooving wear on rake face, this paper analyzed the cause of the binding between chip and tool and the influence factors of sticking failure during the cutting process.


2011 ◽  
Vol 9 (2) ◽  
pp. 34-39 ◽  
Author(s):  
Chul-Hee Ahn ◽  
Hyoung-Hoon Kim ◽  
Sang-Hu Park ◽  
Chang-Min Son ◽  
Jeung-Sang Go

Micromachines ◽  
2019 ◽  
Vol 10 (12) ◽  
pp. 866 ◽  
Author(s):  
Ziyang Xiang ◽  
Liuwei Wan ◽  
Zidan Gong ◽  
Zhuxin Zhou ◽  
Zhengyi Ma ◽  
...  

Wearable sensing technologies have been developed rapidly in the last decades for physiological and biomechanical signal monitoring. Much attention has been paid to functions of wearable applications, but comfort parameters have been overlooked. This research presents a developed fabric temperature sensor by adopting fiber Bragg grating (FBG) sensors and processing via a textile platform. This FBG-based quasi-distributed sensing system demonstrated a sensitivity of 10.61 ± 0.08 pm/°C with high stability in various temperature environments. No obvious wavelength shift occurred under the curvatures varying from 0 to 50.48 m−1 and in different integration methods with textiles. The temperature distribution monitored by the developed textile sensor in a complex environment with multiple heat sources was deduced using MATLAB to present a real-time dynamic temperature distribution in the wearing environment. This novel fabric temperature sensor shows high sensitivity, stability, and usability with comfort textile properties that are of great potential in wearable applications.


2014 ◽  
Vol 33 (3) ◽  
pp. 458-470 ◽  
Author(s):  
A. Gajdacsi ◽  
A. J. C. Jarvis ◽  
P. Huthwaite ◽  
F. B. Cegla

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