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Fine Blanking의 가장자리 Bridge 최소화 방법에 관한 연구
김기태(Gi-Tea Kim) 한국기계가공학회 2013 한국기계가공학회지 Vol.12 No.4
Industrialization and modernization of the beginning of the IT industry is growing very fast. Since telecommunications industry was developed rapidly, technologies about miniaturization and high-precision of parts have been actively developed to lead information revolution. generally, the entire shear surface of the product applying fine blanking technology must be very precise. Fine blanking is used to save cost by avoiding post-processing of the product. When using press blanking, it spends a lot of money on the production by using many post-processing. Fine blanking typically used in 0.5~18 mm thick steel plate. Because a lot of post-processing cost can be used to process, except for fine blanking. In order to develop components “CHANCE CONTENTS“ in the fine blanking process, the purpose of this study is to minimize the edge of the bridge, secured 95% of the material thickness of the shear surface using the 1.6 mm thickness of the material SPCC. Blanking process by introducing after changing thickness through forging process, due to change in vee-rring force and counter force, the experimental amount of depressions and flatness and the shear surface were analyzed.
이하나(Ha-Na Lee),김기태(Gi-Tea Kim),정광현(Kwang-Hyeon Chung),차동혁(Dong-Hyuk Cha),정명진(Myung-Jin Chung) 대한기계학회 2021 대한기계학회 춘추학술대회 Vol.2021 No.11
In this study, we propose an image processing position control system for 90-degree delta robot with four actuators. The robot places four actuators arranged at 90-degree to solve the problem of overloading the motor of the conventional 120 degrees delta robot. Inverse kinematics was used to move the delta robot in its exact location. Image processing can be used to control the position of the end effector of the delta robot. For image processing, position of the webcam at a 70-degree angle at 32cm height. The system allows us to determine the position, color, and slope of shapes. The measuring area is 30cm wide and 20cm long. The area that can be driven by image processing is the same as the measurement area. The operation of the proposed delta robot was confirmed, and the operation experiment was carried out.