AutoCAD - Lengthen Command

LENGTHEN

                This command is used to change length or angle of line or circle on the basis of DELTA, PERCENTAGE, TOTAL & DYNAMIC MODE.

• Can be used as alternate to TRIM/EXTEND with specific values.
• Does not affect closed objects.
• After selecting the object AutoCAD shows the current length and angle

Option Available

• DELTA: Specify distance to be added or subtracted from original object
• PERCENTAGE: Specify percentage by which one wants to make charges in the object.
• TOTAL: Specify the total distance or angle required.
• DYNAMIC: Drag the courser as per required distance or angle

refer the following video for details.

AutoCAD - Rotate Command

ROTATE :
Rotate command is used to rotate i.e. change angle of single/multiple objects with known angle or with the reference object.
Command line shortcut : RO

More Options :

1. rotate with specific angle

2. rotate with unknown angle i.e with reference.

3. Copy original object.

Find the video tutorial explaining all options in rotate command

AutoCAD - MIRROR Command

Mirror Command:
         
          Mirror command is used to create symmetrical objects/components in AutoCAD.
it is fast & efficient way of drawing. One can select one or multiple objects to mirror.

steps :
1. select command from modify tool
                  or
    Command Line Shortcut: MI
2. select objects to mirror.
3. select mirror line points 1 & 2.
4. Delete Source objects(YES/NO)
5. End of command.

Refer Following Video:

Effective handling of solidworks 01

Effective handling of solidworks:

            Viewing an object (part/assembly) is very important task. For fast & effective handling of a software one need to have good control on using shortcuts for viewing object, orientation, basic Standard commands(new, open, undo etc.).

            The left, right & middle mouse buttons have distinct meanings in solidworks.

·         Left: the left mouse button is used to select objects such as geometry, menus buttons and the objects in the feature design tree.

·         Right: This button activates context sensitive shortcut menu. The contents of the menu differ depending on what object the cursor is over. These menus also represents shortcut to recently used commands.

·         Middle: Dynamically rotates pans or zooms a part or assembly. It also pans drawings.

Extrude Boss & Extrude Cut

Extrude Property Manager:

Open extrude command:

Application:

            Extrude boss or cut is used to add/remove material respectively in perpendicular to sketch or any other direction as specified.