Fig. 2 is the schematic diagram of robotic belt grinding of a workpiece with force control technology, and the coordinate frames of the robotic belt grinding system are defined accordingly. Since the transducer is installed on the robot end-effector, thus the orientation of the robot can be treated as the orientation of the transducer whether the …
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The automation in this robot system focuses on two parts. One is the quality assurance and the other is the process model that suggests the choice of the technical parameters …
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A framework of such a robot system is put forward in this paper. The automation of the robot system focuses on two parts. One is to facilitate the grinding …
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The high profile accuracy requirements for new type aircraft engine blades prevent RABG (robotic abrasive belt grinding) from precision machining. To solve this issue, a kind of abrasive belt grinding device with a floating compensation function was designed to reduce machining errors, and a double-vector control method was proposed …
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Industrial robots have been applied in labor-intensive and high-risk jobs such as grinding, polishing, deburring, etc. However, traditional robotic manufacturing systems require skillful experts to advise the robot programming for controlling manufacturing efficiency and quality. Based on the level of automation, an advanced cyber-physical robot grinding …
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To improve the grinding quality of robotic belt grinding systems for the workpieces with complex shaped surfaces, new concepts of the dexterity grinding point and the dexterity grinding space are ...
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This study provides a reference for robotic abrasive belt grinding, and the surface quality of Inconel 718 alloy of robotic abrasive belt grinding can be further improved through the optimization ...
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The robot belt grinding platform had high flexibility, simple control and fast adjustment response, which met the basic conditions of high-quality grinding of blisks. The specific performance parameters were shown ... Hybrid force/position control strategy for electromagnetic based robotic polishing systems. 2019 Chinese Control Conference ...
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Research has shown that robotic belt grinding is more efficient in terms of quality and produces more consistent results than manual grinding. Examples of different shapes of surgical instruments.
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The robot belt grinding platform had high flexibility, simple control and fast adjustment response, which met the basic conditions of high-quality grinding of blisks. …
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However, because of the tool elastic deformation upon grinding and various grinding parameters, it is still a challenge to achieve high shape precision and …
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A Robot System for High Quality Belt Grinding and Polishing Processes. Written By. Bernd Kuhlenkoetter and Xiang Zhang. Published: 01 July 2005. DOI: …
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To ensure a high-quality grinding outcome, Ge et al. proposed the U-direction to improve fitting accuracy. The U-direction utilized a spline function to fit the grinding trajectory based on the obtained weld profile. ... Ding H (2018) Calibration and accuracy analysis of robotic belt grinding system using the ruby probe and criteria …
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To obtain high surface quality and precision, these parts are finished extensively using belt grinding processes. ... Collision-free Planning Algorithm of Motion Path for the Robot Belt Grinding System. International Journal of Advanced Robotic Systems, 15 (2018), pp. 1-13.
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Robotic grinding is considered as an alternative towards the efficient and intelligent machining of complex components by virtue of its flexibility, intelligence and cost efficiency, particularly in comparison with the current mainstream manufacturing modes. The advances in robotic grinding during the past one to two decades present two …
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In this paper, combined with the self-developed robot belt force control grinding platform, a robotic belt grinding method for high surface integrity of blisk based on variable inclination angle force control is proposed. Verified by comparative grinding experiments, the conclusions are as follows: (1)
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Robotic abrasive belt grinding has emerged as a finishing process in recent years for machining components with high surface finish owing to its advantages of excellent flexibility and high ...
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A typical robotic belt grinding system designed for aviation blades is depicted in Fig. 3. The system comprises an industrial robot, a set of quick-change clips for work-piece, a clamping system, two abrasive belt grinding machines, a three-dimensional dimension measurement equipment, a control station, and other components.
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Robotic systems for industrial automation could acquire good adaptability to execute flexible tasks through the way of learning (Zhao et al. 2020).Belt grinding is a kind of flexible machining, combining multiple processes, such as grinding, lapping and polishing (Chen et al. 2019; Zhu et al. 2015).High surface quality can thus be achieved …
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The robotic belt grinding system achieves a high degree of accuracy and material re- moval rate in the parts with complex geometries, and presents a significant advance in the state of the arts in surface grinding. ... The surface grinding quality can be seen in Fig. 8(b) if the algorithm based on the curve interval optimization is used. The ...
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An optimization algorithm for dynamic tool frame can be considered to add one degree-of-freedom to the grinding kinematical chain, which provides the theoretical support for the improvement of robotic dexterity for the complex surface grinding. Off-line programming (OLP) system becomes one of the most important programming modules for the …
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Semantic Scholar extracted view of "Application of novel force control strategies to enhance robotic abrasive belt grinding quality of aero-engine blades" by Xiaohu Xu et al. ... workpiece polishing scenarios and demonstrates that the proposed method can achieve stable normal force tracking and high-quality surfaces during …
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A robot belt grinding system provides promising prospects for relieving hand grinders from their noisy work environment, as well as for improving machining accuracy and product consistency. However, for a manufacturing system with a flexible grinder, controlling the robot to perform precise material removal from free-form …
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2.1 Experimental setup. As illustrated in Fig. 2, the robotic abrasive belt grinding system used in this study consisted of an industrial robot, a control cabinet, a six-dimensional force/torque sensor, an abrasive belt grinding machine, a 3 M pyramid abrasive belt, workpieces, and a fixture.We used an HSR-JR605 industrial robot with a …
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The hybrid force/position anti-disturbance control strategy is developed base on fuzzy PID control to improve the quality of grinding aviation blades and can achieve better control effect and grinding quality compared with the traditional PID control. The high-quality grinding of the aviation blade components with the industry robot …
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Calibration in the robotic belt grinding of complex blades is considered as one of the key bottlenecks of measurement accuracy. To enhance the accuracy of robotic calibration system, an improved method is proposed in this paper to calibrate the tool (grinding machine) frame and workpiece (aero-engine blade) frame by holding the ruby …
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2.1 Experimental setup. As illustrated in Fig. 2, the robotic abrasive belt grinding system used in this study consisted of an industrial robot, a control cabinet, a …
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To obtain high surface quality and precision, these parts are finished extensively using belt grinding processes. ... Collision-free Planning Algorithm of …
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The problem of the path planning method is regarded as one of the key bottlenecks in the robotic belt grinding system. It has a significant impact on the surface quality of processed workpieces ...
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An off-line planning method for the control parameters of the grinding robot based on an adaptive modeling method is proposed in this paper and the results of the blade grinding experiments demonstrate that this approach can control the material removal ofThe grinding system effectively. As a kind of manufacturing system with a …
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Robotic Off-Road Bumper Grinding. As an illustration, this video shows how effortless robotic grinding can be. In fact, a robot paired with a PushCorp force compliance device and servo spindle is just what you need to automate your material-removal process.. This video showcases an AFD310-2 and an STC0605-BT30.
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task for current robot-controlled grinding and polishing systems. The automation in this robot system focuses on two parts. One is the quality assurance and the other is the process model that sugges ts the choice of the technical parameters for a high quality processing. To obtain a high quality surface, the robot system should have
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Abstract Robotic belt grinding has emerged as a finishing process in recent years for machining components with high surface finish and flexibility. The surface machining consistency, however,
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face integrity during intelligent robot belt grinding. For a robotic belt grinding system, it is a tough job to achieve high-quality grinding of complex contour without real-time closed loop process control. This is particularly true when grinding dicult-to-cut materials such as superal-loys [8, 12].
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The robot consists of a mobile unit, a three-axis differential drive mechanism, a detecting unit, and a grinding unit. K. Ma et al. designed a robotic belt-grinding automation system for complex surface worKpieces using a hand-grinding production line and an industrial robot [12]. Manufacturing in the aerospace industry has …
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Belt grinding is commonly used in the finishing of non-functional shaped surfaces of surgical instruments. Most often it is carried out manually. The subject of this article is the possibility of replacing manual belt grinding with robotic grinding. A research stand was built, the machining process was programmed, and a comparative study of …
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In the actual machining process, the trajectory of industrial robot belt grinding is determined by its position and orientation. The machining principle is shown in Fig. 4a, where the grinding head moves along the planned curve points, and the contact point of the grinding head is the target point of the robot. A series of discrete points …
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Robot belt grinding can overcome the disadvantages of manual belt grinding due to its high efficiency and precision. Therefore, it has found wide application in industrial production. As a finishing process, grinding with an abrasive belt not only makes high material removal rates possible, but can also be used to improve the surface …
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Abstract: Industrial robots are introduced to belt grinding processes of free-formed surface with elastic wheel nowadays in order to obtain high quality product and high efficiency.
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