Progressing from the simplest phases of the subject to the most complex problems employed in the development of sheet metal patterns.
Triangulation sheet metal pattern development.
False length a false length is a line that can t be represented properly on a flat sheet of paper.
Identify the different types of sheet metal duct systems.
If you have been working in a sheet metal shop plan to work in one or just want to sharpen and improve your skills with sheet metal then this manual will help you to do that.
State the safety regulations associated with sheet metal and fiberglass duct.
A little break from machining whilst i attempt to give a quick tutorial on triangulation in pattern development.
Describe procedures utilized in sheet metal development.
With practical solutions of numerous problems of frequent occurrence in sheet metal shops.
The resulting flat pattern gives the true size of each connected area of the form so that the part or structure can be fabricated.
Many articles such as cans pipes elbows boxes ducting hoppers etc.
Sheet metal construction is the most common application for developments and intersections.
Progressing from the simplest phases of the subject to the most complex problems employed in the development of sheet metal patterns.
The goal of this manual is to help you gain an understanding of precision sheet metal layout and show you how to do flat pattern development while becoming more efficient with math in the shop.
Triangulation is slower and more difficult than parallel line or radial line development but it is more practical for many types of figures.
Generally a template is produced from an orthographic drawing when small quantities are required larger quantities may justify the use of press tools and the template will include allowances for bending and seams bearing in mind the thickness of material used.
Plan length plan length refers to any length in the plan view.
Vertical height this is the finished height of the job and is taken from the elevation.
A comprehensive treatise for cutters draftsmen foremen and students.
Triangulation applied to sheet metal pattern cutting.
Probably the most useful method but very often difficult to grasp.
Triangulation is a process of building up the pattern piece by piece in the form of triangles.
With practical solutions of numerous problems of frequent occurrence in sheet metal shops.
Identify the different types of fiberglass duct systems.
Triangulation applied to sheet metal pattern cutting.
Transition patterns available flat pattern segments lobsterback bend elbow ellipsoidal dome head tee offset tee square and rectangle to round frustum cone.
A development is a flat representation or pattern that when folded together creates a 3 d object.
Are manufactured from thin sheet materials.
A comprehensive treatise for cutters draftsmen foremen and students.
Additionally it is the only method by which the developments of warped surfaces may be estimated.
Identify the procedures associated with joining and installing sheet metal duct.
