1.) What is BIW & define its parts?   BIW is acronym of “body in white”. It is stage in automotive design or automobile manufacturing in which the car body sheet metal components are been assembled by welding and by other joining process.                                                                                  …

1.) What is the process of project execution activity?   ANS.) The project activities which are involved in BIW designing/ Manufacturing are as follows. Its shows the flow of procedure from RFQ received to finished product delivered to customer end.   Below the flow of process shown here Request for quotation…

1.) What is Design Methodology? Ans.) Design methodology is nothing but the steps followed during the concept designing stages of fixture design. It is a process to be followed while doing a design. Design methodoly includes different stages from start to end of the designing like purchase order, input from the customer,…

  DESIGN OF FIX PIN AND RETRACTABLE PIN UNIT The fix pin and the retractable pin units are hole constraining fixture for car panels. FIXED PIN UNIT Fixed pin unit is a unit designed to locate the car panel using pins. The parts of fixed pin are: Pin Pin retainer Shim/Spacer Block Blade or Adapter plate Riser RETRACTABLE…

  AIM To design 3 different types of power clamp unit with different riser,blade and clamp Arm and design 2 different types of rest unit for the given car panel. INTRODUCTION A clamp unit is a unit designed to clamp to hold the car panel with N/C blocks/ Mylars/ Rest by using a pneumatic clamp cylinder and below are the…

1.) Design 3 Different types of Swivel Clamp Unit with Different Riser, Blade, and Clamp Arm for the given Car Panel. Maintain the stroke as 100mm. 2.) Design a Pin-Clamp Unit for the given Car Panel. Aim/Introduction/Objective: In this challenge we have to design three different types of swivel clamp unit with different…

1) What is the base unit? What are the typical parts of the base unit? Ans: A base unit is the unit designed to mount all other units (clamp unit, pin unit, rest unit etc) of the tool also other parts necessary for a tool like pneumatic valave box,trunking cable path will also be           …

AIM/OBJECTIVE 1. Design a base unit for the units designed for the above challenge with all weldmates for the given car panel. 2. Design all the other remaining units required for this fixture assembly. SOFTWARE USED CATIA V5 BASE UNIT DESIGN A base unit is the unit designed to mount all other units (clamp unit, pin unit,…

1) What do you understand by the 3D finish process? 3D finishing is a process where the design is being completely finish and to be ready for the final simulation and 2D detailing. This is basically the final step and after this the design get freeze. Following steps are taken care of while finishing the design Hole concentricity…

1) What are the Drawing templates? Drawing templates are the files of frames and titles block which convey the design information that are used to generate 2D drawing from 3D part. Neat and detailed drawing templates convey more information from designer to manufacturer, so we can avoid misunderstanding and make a very…

Aim/Introduction: Perform 3D finish for all units of assembly design.Create rough locators for assembly. Theory: 3D Finish 3D finish is a process where the design is being completely finish and to be ready for the final simulation and 2D detailing.This is the stage in the process where the position of rough locators is…

Aim Draft a Key Sheet for the Complete Fixture assembly created in challenge 8. Draft a Base Unit and the Fix Pin Unit drawings with all child parts for the complete Fixture assembly from challenge 8. Introduction The fixture design after the 3D finishing process has to be done with 2D finishing before it is sent for manufacturing.All…

AIM 1. Create 2D Drawing for each Clamp Units with all child parts and also create Child pard drawing for the same for the Fixture assembly created in challenge 8. 2. Create 2D Drawing for each Pin Units drawings with all child parts and also create Child pard drawing for the same for the Fixture assembly created in challenge…

OBJECTIVE: To create a BOM and Hardware list (BOP) for the complete Fixture assembly from challenge 8. THEORY:  Bill Of Materials: A bill of materials is a comprehensive inventory of raw materials,assemblies,subassemblies,parts and components as well as quantities of each,needed to manufacture a product. In a nutshell,it…

OBJECTIVE: To perform the geometry cleanup operation on the given files. To extract the midsurface of the model. To clean the midsurface of the model. To create 2D mesh with target length 5mm having minimum length 3.5mm having minimum length 3.5mm and maximum length 7mm. To assign proper thinkness to the mesh by creating…

OBJECTIVE Check the material properties of the rail component and calculate the speed of sound in steel rail=_______ The length of the rail is about 1000 mm.calculate the time takes for a shock wave to travel from one end of the rail to the other. Time for sound to travel length of rail=______ Edit the engine file so that…

AIM: To run the simulation for the given component with and without changing the recommended element parameters using a raioss solver.  OBJECTIVE: To change the run time to 55ms and to change the number of animation steps to 60. To run the basic simulation with default element parameters. To check the energy error and…

Aim:To run the simulation for the plate and rigid ball by using jhonson cook material and elasto plastic material with brittle failure as per the cases given in the question by using Radioss solver.Objective:Run the simulation for all the 7 cases as given in the question.Run the simulation by changing the material,shell…

  Aim: To run the crash tube model by using different types of contact interfaces.          Mesh the given crash tube model with 6mm size. Objective: Run the crash tube model with and without changing the parameters.                  Remove the notches from the crash tube model,remove the boundary condition from rigid…

Aim:To run a simulation for the frontal crash [BIW] and to obtain a results in the post processing.Objective:To check the unit system in the solver.To create an appropriate interface,friction 0.2 and recommended parameters.To check for the penetrations and intersections.To create rigid wall with a freiction 0.1.To add…

Aim: To run a simulation for the neon slide pple crash and to obtain the results in the post processing. Objective: To check the unit system in the solver. To create an appropriate interface with friction 0.2 and recommended parameters. To check for the penetrations and intersections in the component. To create cylindrical…