Hidden Lines Engineering Drawing

Hidden Lines Engineering Drawing - They are dark and thick lines of any engineering design drawing. It is standard practice to use dashes to represent any line of an object that is hidden from view. Basic components of an engineering drawing. Randy64 (aerospace) (op) 15 jan 15 16:00. There are also lines used in some particular cases: Web what is engineering drawing? Figure 3.46 shows a case in which hidden lines are needed because a projecting part cannot be clearly shown without them. 28k views 9 years ago. These lines are drawn to represent hidden or invisible edges of the objects. Web it is frequently used for symmetrical objects.

Hidden edge lines are drawn with short dashes and are used to show hidden features of an. Hidden lines are used in engineering drawings to represent features that cannot be seen in a particular view but are necessary to fully define the part or assembly. Curved lines (arcs, circles, and ellipses) cutting plane lines. Hidden lines are omitted from pictorial drawings unless they are needed to make the drawing clear. Sometimes they are used to make a drawing easier to understand. These features are typically inside the object or obscured by other surfaces. Iii basic components of an engineering drawing. The dashed line is used to indicate hidden details like hidden outlines and hidden edges. They are 0.6 mm thick. They are drawn as short dashes that are equally spaced.

In other words, a primary reason for creating a section view is the elimination of hidden lines. As the name suggest, they are visible in an engineering drawing. (1) visible lines, (2) hidden lines, (3) center lines. Here is another example of a half section. Web the sectional view is applicable to objects like engine blocks, where the interior details are intricate and would be very difficult to understand through the use of “hidden” lines (hidden lines are, by convention, dotted) on an orthographic or isometric drawing. These lines are drawn to represent hidden or invisible edges of the objects. Cutting plane lines are used in section drawings to show the locations of cutting planes. Hidden lines will always begin and end with a dash. A hidden line should begin with a dash in contact with the line from which it starts, except when it is the continuation of an unbroken line. Basic components of an engineering drawing.

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The Purpose Of Engineering Drawings.

Web hidden lines and how they are used 28k views 9 years ago. Web hidden detail & lines in engineering drawing & cad. Hidden lines are omitted from pictorial drawings unless they are needed to make the drawing clear.

The Dashed Line Is Used To Indicate Hidden Details Like Hidden Outlines And Hidden Edges.

Often they are omitted in an isometric view. Hidden lines are represented by a series of short dashes, evenly spaced, with the first. Sometimes, avoiding them is a lot of work, and it does not accomplish much. 1) always show all hidden lines unless it creates too much clutter.

The Dashed Line May Be Either Thick Or Thin, But Only One Type (Thick Or Thin) Should Be Used On A Single Drawing Or Set Of Drawings.

Randy64 (aerospace) (op) 15 jan 15 16:00. Web hidden lines, as you already know, are used to represent features that cannot be seen in the current view. These lines are drawn to represent hidden or invisible edges of the objects. They are dark and thick lines of any engineering design drawing.

These Features Are Typically Inside The Object Or Obscured By Other Surfaces.

Web for mechanical drawings section views are used to reveal interior features of an object when hidden lines cannot properly represent them (e.g., with multiple interior features and excessive overlaying hidden lines). I have heard two schools of thought concerning hidden lines: (1) visible lines, (2) hidden lines, (3) center lines. Hidden lines are used in engineering drawings to represent features that cannot be seen in a particular view but are necessary to fully define the part or assembly.

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