Ads
related to: dimensioning tapped hole creo drawing system for dummies book
Search results
Results From The WOW.Com Content Network
The standard (size) tolerances are divided into two categories: hole and shaft. They are labelled with a letter (capitals for holes and lowercase for shafts) and a number. For example: H7 (hole, tapped hole, or nut) and h7 (shaft or bolt). H7/h6 is a very common standard tolerance which gives a tight fit.
Example of true position geometric control defined by basic dimensions and datum features. Geometric dimensioning and tolerancing (GD&T) is a system for defining and communicating engineering tolerances via a symbolic language on engineering drawings and computer-generated 3D models that describes a physical object's nominal geometry and the permissible variation thereof.
For example, THRU may be stated in a hole dimension if the hole's end condition is not clear from graphical representation of the workpiece. [6] THRU ALL: Through all: Similar to THRU. Sometimes used on hole dimensions for clarity to denote that the hole extends through multiple open space features as it goes through the whole workpiece. [7] TIR
With the success of Microsoft Windows, a version was offered for this operating system. Some versions have also been developed for Linux. Today, MS-Windows is the standard platform for Creo Elements/Direct Drafting. In 2010 the product was renamed to Creo Elements/Direct Drafting (as opposed to 3D product Creo Elements/Direct Modeling).
Creo is a family of Computer-aided design (CAD) apps supporting product design for discrete manufacturers developed by PTC.. Creo runs on Microsoft Windows and provides software for 3D CAD parametric feature solid modeling, 3D direct modeling, 2D orthographic views, Finite Element Analysis and simulation, schematic design, technical illustrations, and viewing and visualization.
Engineering fits are generally used as part of geometric dimensioning and tolerancing when a part or assembly is designed. In engineering terms, the "fit" is the clearance between two mating parts, and the size of this clearance determines whether the parts can, at one end of the spectrum, move or rotate independently from each other or, at the other end, are temporarily or permanently joined.
Model-based definition (MBD), sometimes called digital product definition (DPD), is the practice of using 3D models (such as solid models, 3D PMI and associated metadata) within 3D CAD software to define (provide specifications for) individual components and product assemblies.
Sometimes the same Tennant drawing reappears in another Dummies book with a new caption. Another constant in the Dummies series is "The Part of Tens", a section at the end of the books where lists of 10 items are included. They are usually resources for further study and sometimes also include amusing bits of information that do not fit readily ...
Ad
related to: dimensioning tapped hole creo drawing system for dummies book