Tài liệu Cotter Pin using Family Table pptx

CREATING A SWEEP PROTRUSION FOR COTTER PIN From Insert pull down menu, select Sweep -> Protrusion.. The resulted sweep protrusion is shown below: Setup parameter NOM_SIZE by selecting F

ME-430 INTRODUCTION TO COMPUTER AIDED DESIGN

Cotter Pin using Family Table Pro/ENGINEER Wildfire 2.0

Dr Herli Surjanhata

The following procedure outlines the creation of cotter pin containing family table information – see above The modeling of cotter pin is done using Sweep protrusion

CREATING A SWEEP PROTRUSION FOR COTTER PIN

From Insert pull down menu, select

Sweep -> Protrusion

Create the following trajectory

Sketching plane – FRONT datum plane

Orientation reference – TOP datum plane

Sweep the following section along the trajectory

Note that this is a closed section The resulted sweep protrusion is shown below:

Setup parameter NOM_SIZE by selecting

From Tools pull down menu, select

Parameters

Click

Enter Parameter name: NOM_SIZE

Type of parameter: String

Enter value for parameter: dia

MODIFYING DIMENSION SYMBOLS

Right click the swept protrusion, then select Edit.

Double click the trajectory of the sweep, and while hold down Ctrl key, double click the section of the cotter pin

Pick ∅ 06, right click mouse button, then select

Properties

Select Dimension Text tab

in Dimension Properties

dialog box

Change the Name to

HEAD_DIA Click OK

Repeat the procedure for the following:

.032 A

.01 PRONG

.125 L

To verify the changes, from

Info pull down menu, select

Switch Dimensions The results are shown as in the figure below

ADDING RELATIONS

From Tools pull down menu, select Relations Double click the cotter pin in the graphics area to show the dimensions

Select All

Enter the following relations

Test relations by modifying HEAD_DIA

from 0.06 to 0.09, and regenerate Change back the HEAD_DIA to 0.06, and regenerate ,

CREATING A FAMILY TABLE

From the Tools menu, select Family Table which will open the Family Table

dialog box

Select the Add icon in order to add items to the family table

Under Add Item, Click

Parameter The Select Parameter dialog box opens

Pick parameter NOM_SIZE, then click the Insert Selected

Click the Cancel icon

Under Add Item, Click Dimension Pick the part in the graphics area The dimensions of the part will be displayed

Select All

Now select the dimension to

be controlled in the family

table

Pick the dimensions ∅.032,

∅.06, 010 and .125 as Add Item

OK.

Note that

COTTER_PIN

is the name of the generic part

Pick the

Insert icon in the Family Table dialog

Change the name

NEW_INSTANCE

to

COTTER_PIN_01

Type in 0.0312

for dia

The “*” symbol indicates that the value from the generic is used

Pick the

Insert icon in the

Family Table

dialog

Change the name

NEW_INSTANCE

to

COTTER_PIN_02

Type in 0.0468

for dia

Type in 0.048 for

A

Type in 0.09 for

HEAD_DIA

Type in 0.02 for

PRONG

The “*” symbol indicates that the value from the generic is used

Pick the

Insert icon in the

Family Table

dialog

Pick icon to preview the new instance

Click Close button

Repeat the procedure for more instances as shown below:

Select cotter_pin part, and click

Open

Select for example Cotter_pin_04, then click Open button The cotter pin

instance with 0.0781” nominal diameter

is open and ready to be used

Save the cotter pin with Family Table

EXPORTING A FAMILY TABLE TO A TEXT (.pdt)

From the Tools pull down menu, select Family Table which will open the Family Table dialog box

Click File

-> Export Table -> Textual Family Table

The Save dialog box opens Click Save to save the Family Table information in the working directory and in the default file name e.g

cotter_pin_tmp, or enter a new file name and navigate

to the directory in which you want to store the file

The system saves the file with the .ptd extension Outside Pro/E, open and print the file

EDITING A FAMILY TABLE TEXT FILE – COTTER_PIN_TMP.PTD

Use text editor to edit family table text file For Windows system, Notepad is the text editor

Delete the unnecessary texts, and re-arrange the information as shown below

File -> Exit – the Notepad

Yes – to save the changes

CREATE A DETAILED DRAWING WITH A FAMILY TABLE

Create the following drawing as shown below

INSERT A FAMILY TABLE INTO THE DRAWING

From Insert pull-down menu, select Note

Click File under Note Types menu

Click Make Note Select a location for the note of Family Table to appear e.g upper left corner of drawing area

In the file browser, make sure to change the type of file to All Files (*), and select the Family Table file e.g cotter_pin_tmp ptd The Family Table appears on the drawing

Click the Open button

Done/Return

Note: When adding a Family Table to a drawing as a note, justify the note using Default or Left If you use Center or Right, the