What is a dimension in engineering?
Dimensions in engineering drawings are numerical values indicated graphically in a proper unit of measurement on engineering drawing with lines, symbols, and notes. These are indicated on the engineering drawing to define the size characteristics such as length, height, breadth, diameter, radius, angle, etc.
What are dimension lines in engineering?
The dimension line is a fine, dark, solid line with arrowheads on each end. It indicates direction and extent of a dimension. In machine sketches and drawings, in which fractions and decimals are used for dimensions, the dimension line is usually broken near the middle to provide open space for the dimension numerals.
What is a driven dimension in Creo?
Driven dimensions are used by Creo Parametric to measure the size and shape of features within a model. The value of a driven dimension changes when the size and shape of the features are modified. Driven dimensions can have tolerances, to which manufactured components can be accepted or rejected.
What are the 2 types of dimensions?
There are two types of dimensioning systems one is Aligned system and another is Unidirectional system.
What is the difference between driven and driving dimensions?
The driving dimensions are the values that were directly input into BikeCAD. For example, head angle and seat angle can be directly specified through text fields in BikeCAD. The driven dimensions are calculated by BikeCAD. Driven dimensions will change as a result of changes to driving dimensions.
What is sketching in Creo?
Creo Sketch is a free 2D CAD application that offers the easiest way for anyone to quickly sketch out product design ideas and share them electronically with customers, suppliers, and coworkers. It lets you add color and other visual enhancements to transform quick sketches into finished artwork.
What is parametric sketching?
Parametric drawing is a technology that is used for designing with constraints, which are associations and restrictions applied to 2D geometry. There are two general types of constraints: Geometric constraints control the relationships of objects with respect to each other.
How do you write dimensions in engineering drawing?
Dimension lines should be spaced uniformly throughout the drawing. They should be at least 3/8″ from the object outline and 1/4” apart. 13. No line of the drawing should be used as a dimension line or coincide with one.
How many types of dimension are there in engineering drawing?
two types
Types of Dimensioning: Ther is two types of writing dimension on drawing. Size Dimension. Location Dimensions.
How do you fix dimensions in Creo?
To add a fix style to its table,
- Click Annotation and then, in the Annotate group, click Linear, Circular, or Angular.
- Enter text in a fix box.
- Click Put All under Dim Fix Texts.
- Click Yes when Creo Elements/Direct Annotation asks you to confirm the table addition.
- Complete the dimension operation.
What are driven dimensions?
driven dimension. A dimension whose value depends on the value of other dimensions or elements. The value of a driven dimension is controlled by the element it refers to, or by a formula or variable you define. You can modify the default display color of driven dimensions.
Is Creo sketch free?
What is Pro/ENGINEER?
pro engineer Pro/ENGINEER is Now Creo Pro/ENGINEER is now PTC Creo and it’s changed more than just its name! Creo is a suite of solutions offering integrated 3D CAD/CAM/CAE software. Try TodayExplore Creo PTC’s latest offering: Creo 7.0
What are the different types of Pro/ENGINEER products?
Pro/ENGINEER NC Sheetmetal Creo NC Sheetmetal Extension Pro/ENGINEER Piping and Cabling Extension Creo Piping and Cabling Extension Pro/ENGINEER Prismatic and Multi-Surface Milling Creo Prismatic and Multi-Surface Milling Extension Pro/ENGINEER Progressive Die
How do I change the perimeter length in Pro/E?
Next, select Edit> Convert To> Perimeter> then select the dimension you would like Pro/E to vary in order to maintain the perimeter length you specify. Figure 1shows an animation of the procedure.
What is a tip for Pro/ENGINEER?
A Tip for Pro/ENGINEER CAD users for dimensioning arcs in sketcher and drawing modes of a Pro/E model or assembly. One tip of many to increase Pro/E modeling skill and mechanical CAD design capability.