注塑.Material Flow.ppt

Presentation Throughput or lead time are directly affected by the where and how the processing and storage resources are located in the factory. Plant layout is an activity that all companies are forced to deal with sooner or later. It is important to be familiar with the methodologies used to carry out these tasks. Presentation Cellular layouts - where labor and machines are grouped in cells - will be explained in depth in the following chapter. Production Systems Design Introduction Factory layout improvements typically occur more than one time during the factory’s life. The study of plant layouts seeks the optimal location for all of the production resources. Tries to ensure that the economic impact of the project on the enterprise will be as positive as possible. New plant layout must be as safe as possible and satisfactory for the employees. It seems obvious that the optimal solution will be unreachable or change routinely. Commitment between all the aspects is achieved. Signs and reasons for a new layout Location change. Reasons to suggest a change of location of the factory. Location has become inadequate or antiquated. Factory expansion is impossible. Signs and reasons for a new layout Location change. Layout can be different if the company chooses a new location by constructing a new building, versus utilizing an existing facility. New building construction can allow for an ideal layout because building functionality is the principle focus of the building design. Use of the factory floor space should be better utilized. Signs and reasons for a new layout Purchase new equipment New needs as well as technology improvements form the basis of machinery purchase Finding the best location for the purchased equipment can become a critical issue in making a “system” perform as intended. Signs and reasons for a new layout Purchase new equipment Newly purchased incremental equipment is generally placed in free space available. In some cases it is necessary to move