Reliability design of mechanical components mostly focused on establishing pure theoretical mathematical model at present, without involving measured information for working components and gradual characteristics of parameters into theoretical model, which caused some error for reliability design of...

This paper discusses the global structure of the digital quality testing, and briefly investigates the arrangement of testing equipment and hardware, the composition of software, the responsible branch and personnel, the control structure of quality data and information, and the arrangement of measuring...

Automotive warranty quality issues from all aspects of quality control. In this paper, through the analysis of the existing automobile warranty problem solving process and the status of project quality management, combined with the current warranty quality problem solving challenges, expounds the current...

At present, an electrical wheelchair cannot meet the needs of patients, like paralyzed patients, who spend most of their time on beds. This paper presents a mechanical design of a wheelchair which can transform to a sitting, lying and standing posture. The standing posture can help patients to reach...

Soft robotic hand exoskeleton systems are taken into account to solve the problems happened in the hand rehabilitation, such as long-term training for stroke patients and heavy workload for physicians. These systems are one of the hot issues in recent robotic research because that they are not only applied...

In order to solve the problem that the adjustment sequence depends only on the data structure in the process of constraint satisfaction, a method of propagating from the fixed points is proposed. The method analyzes the internal force of fabrics in the real world, sorts the particles in ascending order...

A magnetorheological brake driven by shape memory alloy is presented in this paper. The shape memory alloy spring is used to push the magnetorheological fluid into the working gap under thermal effect. Herschel-Bulkley model is used to describe the constitutive characteristics of magnetorheological fluids...

The paper analyzes occurrence of hazardous factors in spacecraft general assembly process, and analyzes the level and effect of hazards in various general assembly units. The methodology of designing error proofing for general assembly is discussed, a database of error control elements is established....

The paper introduced the method to capture the particles inside the devices cavity in detail. The method included several steps, which were as follows: particles detection, grinding cover plate, cleaning cover plate, holing cover plate, capturing particles and particles analysis. The particles would...

This paper explored the thermal performance of evacuated tube solar collector with/without a semicircular compound parabolic concentrator (CPC). The configurations of tested systems were: (1) the system without CPC, (2) the system with Model A CPC (3) the system with Model B CPC. This work investigated...

In order to characterize the interaction between the generalized load and the distribution network in the future, this paper summarizes the interactive mode between the generalized load and the distribution network under the environment of smart power supply first. Then, the evaluation index system and...

Lightweight is an inevitable trend for the future development of automobile bodies. There are several suitable for steel-aluminum lap connection technology, with the application of steel-aluminum hybrid body. Mechanical connection technology, welding technology and adhesive riveting composite connection...

Geometric modeling based on physical environment of the objects has been emerging as a powerful modeling technique and started to gain popularity for surface modeling and design. These methods usually allow the geometric objects to be defined and governed by a set of differential equations. In this paper,...

For three-axis sculptured surface machining, a tool path generation method based on the feed directions of maximum machining strip width is proposed. We use a B-Spline stream function to reconstruct the vector field of feed directions, and give the initial tool path by one of the iso-lines of the stream...

In order to simultaneously obtain the comprehensive performance and mechanical characteristics of spindle parts of CNC machine tools, In this paper, through analyzing the testing technology of spindle parts performance, we designed a testing platform. It considers multiple types of spindle parts and...

Based on the research on elastomer contact mechanics theory and percolation theory, this paper analyzes the sealing performance of metal rubber from the micro perspective of sealing coupling surface topography. By constructing the function of contacting rough surface height, the leakage model of metal...

The article deals with investigation of accuracy of shaped features produced by additive technology. Within the study, a complex component was designed so to include many specific geometrical features that represent the most used shaped units of technical parts. During presented research, deviations...