Assembling of cross head

Assembling of cross head

Aim

To draft Stuffing Box using Auto CAD 2016

Software used:

Auto cad 2016

Commands used:

Draw commands:Line, Rectangle, Poly line, Polygon, Circle, Construction line, Arc, Spline, Ray, Hatch.

Modify commands:Erase,Copy,Mirror,Array,Move,Rotate,Trim,Extend,Stretch,Fillet,Join, Chamfer.

Dimension command:

• Radius dimension
• Linear dimension
• Diameter dimension
• Angular dimension

Procedure

1. Specify units by using units command unit change the insertsents by given and click on OK button
2. Now you have to specify drawing size using LI enter command First enter 0, 0 and enter 420,297 and click enter
3. Reset model space limits
4. Specify lower left corner or [on/off] <0, 0>0, 0
5. Specify upper right corner <12, 9> 420,297 Refit the screen by using zoom command
6. Use hatching command where ever required
7. Draw the block, piston rod and gudgeon rod. Draw the slide block and cotter.
8. Give dimensions to Cross Head by using suitable dimensioning method.

Result:

The required Cross Head drafted using Auto CAD 2016.