Week 3:- BiW Fixture Design Methodologies Challenges

COMPONENT: (NOTE: I have older version of Catia V5 and not able to access component provided in zip file by your side, so i used other component for complition of my final project as challenge)   Windshied of PEAK-UP TRUCK   Final Assembly of WINDSHIELD SPOT WELDING FIXTURE :     GUN STUDY:  …

Bill of Material (BOM):          BOM stand for Bill of Material which consist of list of parts in specific unit, its sizes, material, quantity, etc. Some examples of BOM are as below: BOM for Base Unit:   BOM for Pin Unit:   BOM for Retractable Pin Unit:   BOM for Clamp Unit:  …

Pin Unit: Clamp Unit:

I have attached the zip file of all the draft of mentioned units.

Q.1. What are the Drawing Templates? ANS. Drawing Template is nothing but a standard 2D sheet as shown in image used to draft all the parts. Usually, every company have there own drawing templates used for drafting purpose. This template consists of several information regarding company, tolerance used, name of project,…

AIM / INTRODUCTION:  Perform the 3D finish and also design the Rough Locator:   3D Finish Process is the a process in which finishing of fixture is done means making fixture ready for final 2D detailing and simulation.   Points need to be taken care of while finishing the design are: Hole Concentricity…

Q.1. What do you understand by the 3D finish process? ANS. 3D Finish Process is the a process in which finishing of fixture is done means making fixture ready for final 2D detailing and simulation.                      Following are the steps followed while doing…

Base Unit in BIW Fixture Designing used to mount all the units like pin unit, clamp unit, rest unit, dump unit and slide unit, etc,. Also tooling holes are provided on base plate of base unit. Tapping for eye bolt also given on base plate to lift the whole fixture from one position to other. Image provided below shows…

Q.1. What is the Base Unit ? What are the typical parts of the Base Unit ? ANS. Base Unit in BIW Fixture Designing used to mount all the units like pin unit, clamp unit, rest unit, dump unit and slide unit, etc,. Also tooling holes are provided on base plate of base unit. Tapping for eye bolt also given on base plate to…

 Swivel Clamp Unit:                                Swivel Clamp is used to clamp car panel or component in fixture with the help of pneumatic cylinders and clamps. Generally clamps open with 90 degrees. This unit requires adjustment in…

 CLAMP UNIT:                          Clamp Unit is used to clamp or hold the car panel or component in fixture with the help of mylars or NC blocks using manual or pneumatic clamp cylinder. This unit only restricts up and down motion of car…

Pin Unit is locating unit which arrest movement of component in fixture. Fig. shows an example of fixed pin unit. It consist of pin, pin retainer, blade, two way shims or spacer which control X, Y direction adjustment, block and riser. Fundamentals of Pin Unit are as below: Main purpose of fixed pin unit is to locate…

Q.1. What is Design Methodology? ANS. Design Methodology is sequence of steps which we have to follow while doing design. Above image is of design methodology and steps involve in it. Purchase Order:  We start designing after customer gives us purchase order. So, basically it is indication to start designing…

Q.1. What is the process of project execution activity? ANS. The process of execution activity are as below: RFQ received: RFQ stand for Request for Quotation. In this step customer gives his requirement, specification of the product or services we provided to our customer. 1st spec discussion meeting: After completing…

Q.1 What is BIW & define its parts? ANS.   First of all, BIW stand for Body In White and it is nothing but welded sheet metal components or parts of vehicles on which different automobile components like chassis, engine, etc. are mounted.            These welded structure is…