Development of Optical Distance, Normal Force, Shear Force Sensor

被引:0
|
作者
Murakami, Toshiyuki [1 ]
Baba, Tomoaki [1 ]
Krebs, Hermano Igo [2 ]
Nozaki, Takahiro [2 ]
机构
[1] Keio Univ, 3-14-1 Hiyoshi, Kohoku Ku, Yokohama, Kanagawa 2238522, Japan
[2] MIT, 77 Massachusetts Ave, Cambridge, MA 02139 USA
关键词
proximity sensor; tactile sensor; beam structure; photo reflector; contact task;
D O I
10.1541/ieejjia.22004598
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Proximity and tactile sensors have been widely used to control robots. However, each of these sensors has its own shortcomings. Visual sensors have blind spots, whereas tactile sensors cannot acquire information when non-contact. To overcome these problems, this study develops an optical sensor that can measure the distance and two-axis forces using a beam structure and photo reflectors. The sensor is inexpensive owing to its simple structure. Moreover, the sensor is demonstrated to have sufficient accuracy for both the distance and force measurements at 0.2, 0.5, and 1.0 Hz. Additionally, the usefulness of the sensor is confirmed based on reduced impact control at the time of contact and force control.
引用
收藏
页码:894 / 900
页数:7
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