Challenge

Wiring harness design in CATIA V5 - 3D modeling Week 7 Challenge

[1] AIM :-

 TO FLATTEN THE HARNESS ASSEMBLY COMPELETED IN " WEEK 4 CHALLANGE ". PLACE THE FLATTEN VIEW ON DRAWING SHEET. ENSURE THE  BUNDLES WITH PROTECTIVE COVERINGS HAS DIFFERENT VISUALS ON DRAWING VIEW.

[2] OBJECTIVE :-

(A) TO FLATTEN THE HARNESS ASSEMBLY COMPLETED IN WEEK 4 CHALLANGE.

(B) ORIENTATION OF CONNECTORS AND WIRE BUNDLE AS SHOWN IN THE LAYOUT.

(C) TO PLACE THE FLATTEN VIEW ON DRAW SHEET USING ELECTRICAL HARNESS FLATTENING AND DRAFTING WORKBENCHES.

(D) TO ENSURE BUNDLES WITH PROTECTIVE COVERINGS HAS DIFFERENT VISUALS ON DRAWING VIEW.

[3] DESIGN METHODOLOGY :-

(A) FIRST CREATE A PRODUCT FILE NAMED HARNESS ASSEMBLY FLATTENING , THEN NAVIGATE TO ELECTRICAL HARNESS FLATTENING AND SAVE THE PRODUCT AT THE SAME LOCATION WHERE THE HARNESS ASSEMBLY IS STORED.

(B) DEFINE THE HARNESS PARAMETERS AS SHOWN IN THE FIGURE IN ORDER TO FLATTEN THE REQUIRED WIRE HARNESS ASSEMBLY. 

(C) WHILE DEFINING THE HARNESS PARAMETERS IN THE DRAWING MENU SELECT SINGLE LINE FOR BUNDLE SEGMENT AND DOUBLE LINE FOR PROTECTIVE COVERINGS , IN ORDER TO DIFFERENTIATE BETWEEN WIRE BUNDLE AND COT TUBES IN DRAWING.

(D) THEN, SELECT THE EXTRACT OPTION FROM THE ELECTRICAL HARNESS FLATTENING WORKBENCH AND SELECT THE GEOMETRIC BUNDLE PRODUCT IN THE WIRE HARNESS ASSEMBLY PRODUCT FILE.

(E) THE WIRE HARNESS ASSEMBLY IS IMPORTED TO THE WIRE FLATTENING PRODUCT FILE WITH 'EHF' EXTENSION ADDED TO THE GEOMETRIC BUNDLE ASSEMBLY NAME. 

(F) THEN SELECT THE FLATTEN COMMAND TO FLATTEN THE WIRE HARNESS ASSEMBLY.

(G) AFTER THIS SELECT THE ACTIVE PLANE WITH RESPECT TO FLATTENING , THEN SELECT ANY ONE BRANCH OF THE WIRE HARNESS ASSEMBLY, THEN SELECT ALL BRANCHES.

(H) IF THEIR IS NO DISCONTINUITY IN THE BUNDLE SEGMENT ALL THE BRANCHES WILL BE SELECTED AUTOMATICALLY, THEN HIT OK BUTTON THE WIRE HARNESS ASSEMBLY WILL BE FLATTEN.

(I) THEN, USE ROTATE COMMAND TO ROTATE THE SUB BRANCHES AND ARRANGE THEM IN PROPER ORIENTATIONS AS PER THE GIVEN ELECTRICAL DESIGN LAYOUT.

 (J) SAVE THE PRODUCT FILE USING SAVE MANAGEMENT OPTION SO THAT ALL THE RELETED PRODUCT FILES ARE STORED IN THE SAME AND SINGLE DIRECTORY.

[4] DESIGN METHODOLOGY FOR DRAFTING :-

(A) CREATE A NEW DRAWING FILE AND SAVE THE FILE IN THE SAME LOCATION.

(B) INSERT THE TITLE BLOCK TEMPLATE AND FILL UP THE REQUIRED DETAILS.

(C) ADD THE FRONT VIEW OF THE HARNESS ASSEMBLY BY SELECTING ANY ONE OF THE FLAT SURFACE OF THE CONNECTOR AND ORIENT THE VIEW AS PER THE REQUIREMENT.

  • (D) GO TO THE PROPERTIES OF THE VIEW AND SELECT THE '3D Wireframe' ON AND ' Is always visible'  OPTION IN ORDER TO SEE PROPERLY THE WIRE BUNDLE, CONNECTORS AND THE PROTECTION COVERINGS.
  • (E) SHOW AND NAME ALL THE PARTS USED IN THE WIRE HARNESS ASSEMBLY.

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