Tài liệu Hexagon Bolts using Family Table pptx

Herli Surjanhata Create a cylinder with dimensions shown below: Note that the sketching plane is TOP datum plane, and use RIGHT datum plane as right reference for orientation of sketch

ME-430 INTRODUCTION TO COMPUTER AIDED DESIGN

Hexagon Bolts using Family Table –

Pro/ENGINEER 2001

Dr Herli Surjanhata Create a cylinder with dimensions shown below:

Note that the sketching plane is TOP datum plane, and use RIGHT datum plane as right reference for orientation of sketching plane This is one-side protrusion using a circle as a section

Create one-side protrusion representing hex bolt head as shown below

Use the top surface of the cylinder (bolt body) as the sketching plane Draw a hexagon as the section, and the distance across flats

is 0.375”

Extrusion depth is

0.1667”

Create a chamfer at the top of hex head using 360° revolved protrusion cut Use

FRONT datum plane as a sketching plane, and draw the following section to be revolved

MODIFYING DIMENSION SYMBOLS

From PART menu, select

Modify - pick bolt body, hex head, and chamfer from the Model Tree

Draw the angular line as the section to be revolved

DimCosmetics -> Symbol

Pick ∅ 2500, and type in major_dia

Repeat the procedure for the following:

Pick Enter symbol text

.7500 length

.1667 height

.3750 width

.3725 chamfer_dia

When finish, select Done -> Done

ADDING RELATIONS

From PART menu, select

Relations – pick bolt body, hex head, and chamfer from Model Tree

Select Add

Enter the relation as shown on the left

Hit Enter twice

Edit Rel

Text editor appears, and type

in the relations as shown on the left

File -> Save File -> Exit

Test relations by modifying major_dia from 0.25 to 0.5, and regenerate Change back the major_dia to 0.25, and regenerate

From the PART menu, select Family Tab which will open the Family Table dialog box

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

Under Add Item, make sure

Dimension is selected Pick bolt body from Model Tree

Now select the dimension to

be controlled in the family

table

Pick the dimensions ∅.2500

and .7500 as Add Item

Done Sel -> OK

Note that

the name of the generic part

Pick the Insert

icon in the Family Table dialog

Change the name

NEW_INSTANCES

to

HEX_BOLT_025X1

Type in 1 for d1

LENGTH

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

Pick icon to preview the new instance

Click Close button

Repeat the procedure for more instances as shown below:

Click OK button

To verify the new instances, click - the Open file icon,

Select for example hex_bolt_050x2, then click Open button The hex bolt instance with 0.5” major diameter and 2” length is open and ready to be used