Section Modulus calculation and optimization

AIM: Advanced sheet metal design using NX cad challenge 2 – Box Assembly OBJECTIVE: To design a ‘Box assembly ‘ using NX sheet metal application INTRODUCTION: Sheet metal is metal formed by an industrial process into thin, flat pieces. Sheet metal is one of the fundamental forms used in metal working…

Title of the project: Advanced sheet metal design using NX CAD Challenge 1 Casing Design Objective: To design a sheet metal casing design using NX CAD sheet metal application Introduction: Sheet metal is formed by an industrial process into thin, flat pieces, It is one of the fundamental forms used in metal working and…

What is design methodology? Design methodology is sequence of steps which we have to follow while doing design. Above image is of design methodology and steps involved in it.1. Purchase Order: We start designing after customer fives us purchase order. So, basically it is indication to start designing of particular fixture.2.…

1. What is the process of Project execution activity? Following flow chart shows the various processes involved in project execution activity. RFQ received RFQ means Request for Quotation. It is the first step in the project execution activity. The customer specifies all details regarding project. Details include Product…

Q1. What is BIW & define its parts? Body in white (BIW) is the stage in automobile manufacturing in which a car body's frame has been joined together, that is before painting and before the motor, chassis sub-assemblies, or trim (glass, door locks/handles, seats, upholstery, electronics, etc.) have been integrated…

Objective To route the given wiring harness on given car body To prepare flatten view drawing in CATIA V5 Introduction A tailgate, or sometimes the hatch, is a hinged board or door at the rear of a vehicle that can be moved up or down during loading and unloading. Tail gate harness connects to tail gate lamp, rear sensors…

Objective To route the wiring harness on given engine To prepare flatten view in CATIA V5 Introduction Wiring harness forms the backbone of the electrical architecture in any vehicle electrical system design. Wire Harness is the interconnecting wiring in the vehicle for the transmitting electrical power and signals in…

Objective Flattening the given harness assembly Placing the flattened view on drawing sheet Procedure Flattening the given harness assembly Switching to the electrical harness flattening workbench Create new product file Switch to the electrical harness flatten workbench Set the harness flattening parameters as shown in…

Objectives: To route the given harness layout in Electrical workbench 2.To check the bundle continuity 3. To check bundle warning 4. To add annotation to all connectors 5. To generate CAT part of harness assembly and convert it in iges format Wire harness routing as per given harness layout in electrical workbench Routing…

Introduction A Wire Harness is a grouping of wires, cables, or subassemblies designed to transmit signals or electrical power. A wire harness is typically designed to simplify the manufacture of a larger component, and is designed based on the geometric and electrical requirements of the equipment it is to be installed…

Q1. Defining ‘Clip’ in CATIA V5 This is another important component of the wiring harness which should be defined before routing. Defining clip in catia v5 involves following steps: Get the 3D part Define geometry parameters: Following important parameters required to be defined Entry point and plane Base plane…

Introduction Electrical connectors are electromechanical devices used to join electrical termination and create electrical circuits. These are plastic molded housing with locking and retention features. Electrical connectors consist of housing, terminals, wedge locks, seals, cavity mounting cam etc.  Most electrical…

Introduction A door is a hinged part which is used for entry and exit of passengers and commodities from the vehicle.  Back door is located behind the passenger seat which provides access to luggage compartment. In almost all the cars back doors are operated with the help of gas stay which in turn reduces the effort…

Introduction An automobile roof or car top is the portion of an automobile that sits above the passenger compartment, protecting the vehicle occupants from sun, wind, rain, and other external elements. Roof is connected to A-Pillar, B-Pillar, C-Pillar to cover the front and rear door. Roof is generally supported by a set…

Introduction Hoods are those part of the automobiles that take huge loads during frontal crashes. So it is primary concern of the design engineer to design a hood with greater strength. Since hoods need to withstand greater bending loads during frontal crash, it is important to design hoods with greater section modulus.…

Introduction A fender is the curved portion of the car’s body that sits over and houses the wheels. The purpose of a fender is pretty simple. Its purpose is to keep mud, rocks, and other road debris from being thrown around by the tires. In other words, the fender is a housing for the wheels that keeps road…

Introduction The hood or bonnet is the hinged cover over the engine of motor vehicles. Hoods can open to allow access to the engine compartment for maintenance and repair. Hoods are typically made out of the same material as the rest of the body work. This may include steel, aluminum, fiberglass or carbon fiber. However,…

Introduction Underbody coating is usually a dense cladding (often based on rubber) applied uniformly to the undercarriage of the automobile. It is normally sprayed or painted. The main purpose of undercoating is to check rust especially in the body components like frame rails along with other exposed metal parts. Underbody…

What is benchmarking? Benchmarking is defined as the process of measuring products, services, and processes against those of organizations known to be leaders in one or more aspects of their operations. Benchmarking provides necessary insights to help us understand how an organization compares with similar organizations,…

Objective: To create a closed body of the door trim pannel using the class A surface provided with the master section To create Pushpins with the doghouse for the lower substrate To create heat stakes for the part to part attachment Introduction: Door trim panel is an interior component attached to the inner side of the…

AIM:To develop the B-Pillar from the given class A surface. Master Section: Master sections are the guides for design requirements which decide the component packaging after technical (Styling, Concept or Class A) surfaces. Procedure: 1. After importing the model into CATIA, check the given class A surface for surface…

Objective: Creating the door applique plastic component through given class A surface Performing draft analysis on the given class A surface and on the final model Creating the Heat Stakes and the locators considering the design rules Step1: Performing draft analysis on the given class A surface Create a point at the centre…

Objective: To create the boss and Dog House for the Centre console coin holder Steps: 1. Design of screw boss and Dog house Design rules for screw boss Draft - 0.5 degree Thickness - we are designing screw boss for M6 screw. Hole size for M6 screw is 5.2 mm. Thicknes is calulated as w = 0.6 times the thickness of the component…

Objective: To create the rib for the centre console coin holder considering the design rules Step 1: Rib design was carried out as per the given guidelines. Ribs are extruded along the direction of tooling axis. Also draft of 5 degree is provided in the direction of tooling axis. Rib thickness = 0.4*thickness of the component…

Objective: Creation of the Core and cavity blocks for the switch bezel  Steps:  1. Tooling axis creation Extract the base surface, create a point on the surface, insert the axis system on the point created Go to sketcher by selecting suitable reference plane. In this case select YZ plane to get tooling direction…

Objective: To create the Coin Holder Plastic component through the given Class-A surface, also to perform draft analysis of the model Steps: 1. Creation to tooling axis: Extract the base. create a point. Insert axis system at the point created. draw a line perpendicular to the base passing through the point. This will…

Objective: Creation of class B and C surface for the given class A model and creating solid model of the given class A surface Steps: 1. Creation of tooling axis Extract the base surface. Create a point on it. insert the axis system at the point created, Get intersection curve in xz plane and the model. Draw two lines…

Objective: To create the Switch Bezel Plastic component through the given Class-A surface and to perform the Draft analysis on the model. Steps: 1. Creation of tooling axis for the given model Extract the base surface. Create a point on the base surface. Insert the axis system on the point created. Go to Sketcher…

Objective: Creation of the Base Bracket Plastic component through the given Class-A surface. Also to perform the Draft analysis on the model Draft: Draft is required on all parts in the direction of mold movement in order to allow parts to release or eject from the mold properly. Draft is the angle in which the…

Objective: To perform the draft analysis of given class A surface Introduction Draft is required on all parts in the direction of mold movement inorder to allow parts to release or eject from the mold properly. Adding draft helps the part to release. Most parts or applications require a minimum of half to one degree, however…

AIM:  To develop a code to parse the NASA thermodynamic data file OBJECTIVES: To write a code to extract the data from the file(THERMO.dat) Plotting the specific heat, enthalpy and entropy graphs for selected gas species Calculating the molecular weight of the species Parsing a file Parsing a file means reading in a data…

AIM: To write a code in MATLAB to optimise the stalagmite function and find the global maxima of the function. OBJECTIVES: To explain the concept of genetic algorithm To write a code in MATLAB to optimise the stalagmite function and find the global maxima of the function. To plot graphs for all 3 studies and…

AIM To write a program in MATLAB that will simulate the pendulum motion OBJECTIVES Reduction of 2nd order ODE to 1st order ODE To write the MATLAB program to solve ODE Stepwise explanation of the code Writing a note on errors fixed while programming Generation of animation GOVERNING EQUATIONS A simple pendulum is one which…