CATIA实体曲面混合设计练习题

Load : SMBase_step3.CATPart
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15
Do It Yourself : step 5
Select the imported_surface in the tree and put it in Show mode :
5 min.
Sew the just created surface on the solid.
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12
Do It Yourself
In the CATIA Part Design workbench, sew the previously created split surface with the solid.
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CATIA Training
Exercises
CATIA技术论坛：
Generative Shape Design
Version 5 Release 8 January 2002 EDU-CAT-E-GSD-FX-V5R8
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CATIA技术论坛：
Create a line closing the first profile :
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10
Do It Yourself (2/3)
CATIA技术论坛：
Create a fill surface between the line and the first sketch.
1
Exercise
3 hours.
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2
Design Intent: The Space Mouse
CATIA技术论坛：
• Build an hybrid part : the Space Mouse Base that is used in an Assembly.
30 min.
In this step you will create the base sketch, the main pad of the part, and you will fillet the upper face of the pad.
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3
Sew the surface on the pad
6
Shell the created solid.
5
Split the part with the imported surface
4
Create the groove.
8 7
Create the shaft Create the holes and the pockets
5
Do It Yourself (1/2)
CATIA技术论坛：
Draw the following sketch on the XoY plane. Create a plane with an angle of 6.5 deg with the XoY plane.
Offset this plane upward of 15mm.
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23
Exercise
The Space Mouse (Step 9):Assembling a new body to the part body and patterning it.
20 min.
Load : SMBase_step7.CATPart
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Do It Yourself (2/4)
Create a Up_to-Next pocket with the sketch you have just created
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Split the solid with the blue surface :
Load : SMBase_step4.CATPart
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Do It Yourself : step 6
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Exercise
The Space Mouse (Step 8):Creating the holes and pockets
20 min.
In these steps, you will create holes, instantiate holes with a user pattern and create pockets.
Join the filled surface with the previous loft. Split this join with the lower face of the pad.
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11
Exercise
The Space Mouse (Step 3): Sewing the surface on the pad
Create a 3mm edge fillet on the upper edge of the previously created pad.
Reference model : SMBase_step1.CATPart
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7
Exercise
CATIA技术论坛：
Reuse this sketch to instantiate the previous hole on the part :
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22
Do It Yourself (4/4)
Create a 0,5mm edge fillet an the upper edges of the created holes. Sketch the following profile on the ZX plane. Create a pocket from this sketch.
Sketch this profile :
Create a shaft with this profile.
Create a 2mm edge fillet as shown :
Load : SMBase_step6.CATPart
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14
Do It Yourself : step 4
On the YZ plane, draw the following sketch :
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Groove the created profile as shown :
In these steps, you will create a new body, a shaft and pad under this new body, assemble this body with the part body, and create a circular pattern of this assembled body.
Create a shell of the solid with a 2mm inside SMBase_step5.CATPart
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17
Do It Yourself : step 7
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Load : SMBase_step2.CATPart
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13
Exercise
The Space Mouse (Step 4 to 7):
20 min.
In these steps, you will create a groove, split the part with an imported surface, shell the solid and create a shaft.
On the second plane, draw this sketch :
Load : SMBase_step1.CATPart
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9
Do It Yourself (2/3)
Create a loft using the two created sketches :
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3
Design Process: Space Mouse
CATIA技术论坛：
1
Create the base pad and the upper fillet
2
Create the surfacic elements
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8
Do It Yourself (1/3)
Create a 10mm offset from the XoZ plane.
CATIA技术论坛：
Create a 110mm offset from the XoZ plane in the same direction. On the first plane draw this sketch :