Week 9 - Attachment Feature Creation (Ribs & Screw Boss) - Challenge 1

NOTE: THICKNESS OF BOSS OF WALL IS NOT 40% OF WALL THICKNESS OF PART BECOUSE SOME TEACHERS ARE TELLING TO MAINTAIN D0/Di RATIO AND IGNOR 40% GIVEN IN THE QUESTION ,WHEREAS SOME ARE TELLING TO MAINTAIN 40% RATIO AND SOME ARE TELLING TO MAINTAIN BOTH CRITERIA .

THIS IS TO MAKE IT CLEAR THAT BOTH CRITERIA CAN NOT BE FULFILLED AT SINGLE TIME. EITHER THE QUESTION IS WRONG OR THE MENTOR ARE CONFUSED I DONT KNOW WHAT IS THE TRUTH.(FOR PROOF REFER MY CALCULATION)

I HAVE FOLLOWED D0/DI RATIO THEREFORE 40% THICKNESS RATIO IS VIOLATED IN MY CATPART.

I TRIED TO HAVE SO MANY MENTORING SESSION THERE IS NO CONSISTANCY IN ASWERS OF THE MENTORS SO IM SUBMITTING AS IT IS.

-----------------------------------------------------------------------------------------------------------------------------------------------------------

SCREENSHOTS :

FINAL PART ISOMETRIC VIEW:

-------

FRONT VIEW:"

------------

SIDE:

-----------

TOP:

------------

FINDING TOOLING AXIS:

FIG 01.

REFRER FIG (1).

USED BISECTING METHOD:

STEP1 .

TAKEN TWO PLANES TO CHECK CONVERGING SURFACES AT TWO ENDS OF THE PART.

STEP 2. PROJECTED BOTH SURFACES INTERSECTION ON THE SKETCH AND DRAWN A LINE PARALLE TO THEM.

STEP3. THEN HAVE A BISECTING LINE BETWEEN THEM.

STEP 4. SIMILAR PROCESS RPEATED FOR ALL PLANES.

STEP 5. ALL THE THREE BISECTING LINE ARE THEN BISECTED WITH EACH OTHER TO GET THE FINAL TOOLING AXIS.

-----------------------

DRAFT ANALYSIS:
WE HAVE TAKEN MAIN TOLING AXIS AS DRAFT DIRECTION:
STEP FOLLOWED ARE:
1.WENT TOO INSERT MENU THEN CHOOSEN ANALYSIS:
2.ANALYSIS DIALOG BOX APPEARS.
3. CHOOSE COMPASS SYMBOL DRAFT ANALYSIS DIALOG BOX.
4.MOVE THE COMPASS BY HODING THE RAD SYMBOL AT THE CENTER VERY CAREFULLY WITHOU CAUSING ROTATION AND PLACE IT ON THE TOOLING AXIS.
5.PRESS THE LOCK BUTTON AVAILABLE IN DRAFT ANALYSIS DIALOG BOX.
6.AFTER LOCKING IT RED CROSS WILL COME IN THE CURSOR POINTER ,SELECT ANY FACE AND THE COLOUR OF RAFT WILL BE SHOWN .
7. THE DEGREE OF DRAFT CAN BE SET BY PRESSING THE SYMBOL JUST ABOVE THE LOCKING BUTTON THAT WILL OPEN ONE MORE DIALOG BOX WHERE WE CAN SET THE THE DEGREE FOR DRAFT ANALYSIS.

SCREEN SHOT OF DRAFT ANALYSIS:

CLASS A:

FINAL PART:

COLOUR VARIATION DIALOG BOX: