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Engineering LibreTexts

Glossary

  • Page ID
    116896
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    Example and Directions
    Words (or words that have the same definition) The definition is case sensitive (Optional) Image to display with the definition [Not displayed in Glossary, only in pop-up on pages] (Optional) Caption for Image (Optional) External or Internal Link (Optional) Source for Definition
    (Eg. "Genetic, Hereditary, DNA ...") (Eg. "Relating to genes or heredity") The infamous double helix https://bio.libretexts.org/ CC-BY-SA; Delmar Larsen
    Glossary Entries

    Word(s)

    Definition

    Image Caption Link Source
    Stereolithography The process of fabricating 3D objects by selectively solidifying layers of liquid resin with a specific wavelength of light via a photopolymerization reaction        
    Fused Deposition Modeling (FDM) A method of fabricating a 3D object using layers of melted material laid atop one another        
    Computer Aided Design (CAD) the process by which 3D models are constructed using a computer program        
    GCODE The file obtained after putting an STL or other 3D object file through a slicing software which contains the instructions for the printer to use in order to print a specific mo        
    Printbed/build plate The surface which melted filament is laid upon, can be heated and/or removable though not always        
    Console The display used to interact with the printer, excluded on some printers in lieu of an app used for control.        
    Hotend The portion of a 3D printer which contains the heating and extruding mechanisms, generally it is what is moved in 3D space to create each layer of a 3D print        
    Nozzle a metal piece of the hotend that is heated up and funnels melted filament into a smaller diameter to be deposited onto the build plate        
    Heater block The heating element used to melt the filament, its temperature is controlled by the thermistor        
    Extruder a gear system that grips on to the line of filament and feeds it through the 3D printer        
    Infill The pattern a 3D printer uses to fill in the empty, inner space, of the model it is printing, different patterns and the density of the infill are accessed in the slicer parameters        
    Slicer A program that takes a 3D model and sections it into many layers which can be read by the printer as paths for the printer nozzle to take and extrude filament on. Also, the program used to modify various parameters of your model before printing        
    Visible line Thick (0.7mm) and continuous line representing the visible edges of an object        
    Hidden line Thin (0.3mm) and dashed line that indicate edges that are hidden in the current view.        

    Center line

    Thin, dashed line used to indicate the central axes of circular features or geometries.        
    Cutting plane line Thick, dashed line with two arrows on the end used to describe where a section is cut through an object and the direction of sight.        
    Section line Thin, continuous line used to identify the surfaces of an object that lie on the cutting plane        
               
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