如何看懂造船图纸（How to read shipbuilding drawings）.docVIP

如何看懂造船图纸（How to read shipbuilding drawings） How to read shipbuilding drawings For example: HP ball flat steel, Pl8 refers to 8 mm steel plate, W, FL are T profiles of panels and panels FB ribbed plate BHD bulkhead abbreviation AB platform abbreviation BL baseline abbreviation, in the manufacture of a variety of ship models, usually contact the model work drawings. The work graph model is the main basis for making the ship model, it not only tell us the model type, name, shape and size, but also enable us to understand the structure and installation parts model etc.. The drawings of some models also briefly describe the internal structure of the model, power units, components, assembly, control systems and manufacturing methods, so that we have a better understanding of the ship model. Therefore, it is very important for us to take a good look at the drawings and find out the technical requirements, which is the preparation of materials and tools, the methods and steps of making decisions. In order to represent a ship model or a component correctly, a three view of an actual object is usually required. That is, the front view (from the front of the object), the side view (from the side of the object), and the top view (from the object). In addition to the three view, the part drawing is the manufacturing drawings of the ship model, superstructure and parts, and some drawings of the actual objects. In order to correctly understand the working drawings of ship models, it is necessary to familiarize themselves with the meaning of various lines and symbols in the drawings. Drawing on a common solid line, thin solid line, dotted line, dotted line, broken and profile etc. (Figure 2 - 1). Solid line: the general appearance of all visible objects contour. Dotted line: the outline of an object that is generally occluded. A thin solid line: usually represents the size, line, size, line, line, and line of an object. Scribe line: usually the center line, position, line, and axis