On the basis of an established product assembly sequence, Assembly path planning is used to find a track for the part moving from the storage position to the assembly location. On one hand , Path planning can meet the needs of operation and avoid the obstacles, at the same time regarding security as...

Assembly process model illuminating product assembly is the base of assembly simulation and assembly assessment, and assembly process model based ordinal assembly task link can not describe hierarchical structure and parallelism of assembly task. The development actuality of assembly process modelling...

Due to the complexity of structure and control on machining center, its reliability is usually difficult to ensure. In this paper, taking NBP1100 machining center spindle for example, the reliability virtual prototype model was built and the effects of thermal characteristics on reliability were analyzed....

In recent years, with the rapid development of 3D printing industry, some 3D printing bases (including parks, centers, etc.) have emerged quickly. In order to assist various subjects to choose reasonable 3D printing base type for construction and development, this paper designed a development selection...

Considering a linear or exponential trend in unit production cost under a foreseeable time horizon, this study discusses the economic production quantity (EPQ) with shortages problem for a production system. A genetic algorithm (GA) with the chromosome of real number type to solve this problem is presented....

In order to improve the low reuse rate of code and the low development efficiency, the paper takes use of the Common Component Architecture standards, builds a architecture admitting the clients access. The paper analyzes the importance of component technologies, introduces the composition structure...

Environmental worthiness is one of the most important and basic performance of CNC system. This paper analyzes the environmental worthiness technology system of CNC system firstly. Following, an improved scheme on environmental worthiness technology system of CNC system is put forward. It is significance...

For the disadvantages of discovery mechanism of current networked manufacturing resources based on Semantic Web Service, a joint discovery mechanism based on UDDI (Universal Description, Discovery and Integration) and WSIL (Web Services Inspection Language) was put forward. Basic process features are...

Cleaning is an important procedure of used parts remanufacturing process and the paint-removal on the surface of used parts is a difficulty during cleaning process. The surface paint of three materials cast iron HT250, cast steel ZG270-500, and carburizing and quenching steel 20CrMnTi were cleaned by...

Modern tram has been gradually applied to the public transportation in China due to its humanity, efficiency, ecology and environment-friendly. In the initial stage of development, however, nu-merous problems occurred in terms of function-orientation, route selection during initial imple-mentation, construction...

In order to solve the problem of autonomous dynamic control for unmanned surface vehicle (USV) under the unknown environment, the course and speed cooperative control method based on adaptive fuzzy algorithm is studied in this paper. A fuzzy control algorithm is designed of which the inputs are the deviation...

In this paper, a modeling method of coordinated control object of supercritical power plant unit is studied. Combined with the actual operating history data of the power plant, by using experimental modeling method, this paper firstly gets the modeling structural according to the dynamic characteristics...

The main body model of the tracked vehicle and the crawler system were established by RecurDyn/Track LM and Pro/E , and the assembly was completed in the RecurDyn environment. Using multi-body dynamics software RecurDyn with specific surface parameters for dynamic simulation, to obtain and analyze the...

Service composition, which can realize the added value of service, is the core to implement service oriented manufacturing system. The paper mainly studies the method of abstract service aggregation based on composable correlation drove by the user’s service request. First, the several related definitions...

Detection method of colloidal gold immunochromatography assay concentration using colorimetric principle, when tested in liquid reagent on antigen and antibody response, reagent detection area change color, and compared to standard color grade then the concentration can be qualitative analysis. At present,...

Aiming at automobile gears, the three-level manufacturability evaluation system was proposed. The system includes the structural processing evaluation, the machinability evaluation of features and comprehensive evaluation. This paper mainly introduces the first and second level manufacturability evaluation....

This article select 30 listed companies in machine,equipment and instrument manufacturing as study object.AHP is used to created a hierarchical network model about company flexible, Catastrophe progression method and regression analysis prediction method is uesed to analysis the degree that how flexibility...

In this paper, the effects on the finite element analysis results of mesh size and mesh compatibility would be discussed based on a shear wall which has non-aligned holes. The computed results based on the compatible mesh and non-compatible mesh would be presented and compared. Similarly, the FE models...

With the increasingly high demand for energy saving, the demand for lightweight vehicles emerged. Hot stamping of high strength steel is a very important part of automobile lightweight. How to establish an efficient, reliable, energy saving hot stamping production lines will be an integral part of automotive...

In hot-stamping production line of high-strength steel, when high-temperature sheet gets out of furnace, it needs to be delivered as soon as possible to press for stamping, to reduce high temperature oxidation and plasticity reduction caused by temperature drop, and improve the efficiency of the production...

This paper describes the overview of foreign and domestic garbage garbage power generation profile, and then were introduced three ways trash generation, namely landfill gas power generation, waste incineration power generation and waste gasification power, then this paper describes a comprehensive benefits...

China textile competitive edge fades as the increase of production factors cost. "Industry 4.0" solution would boost industrial upgrading to realize intelligent and flexible manufacturing for mass customization. Cyber-physic system (CPS) and Internet of things (IoT) are essential for the future manufacturing....