Tutorials

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Cross & Dot Product Validated in 3D CAD

Kelly Harward
in Theory
39 12 Beginner
Steps in Validating M = r X F and Maxis = U ●{​r X F}​ using 3D CAD (SolidWorks) Using problem 3-43 and 3-44 from Hibbeler Statics & Mechanics of Materials 5th Edition.
statics mechanics vector moments dot product cross

Gear Basics Part 2

lawrie
in Theory
29 2 Beginner
We will start off this second gear design tutorial by looking at a few design factors we need to consider when designing a serviceable gear train.

Mechanics Basics Part 1

lawrie
in Theory
23 2 Beginner
This tutorial is a look at some of the basic terms and what they represent in a basic mechanics context. Most of the basic mechanics, the starting point for good mechanical design grew out of the work of Sir Isaac Newton. Newton’s work introduced the fundamental terms and principles of mechanical design by application of the physical laws of the universe. From regularly looking at some of the questions posted here on GrabCad, even taking into consideration that for many here, English is not their main language exactly what the person asking a particular question actually wants to know, is sometimes quite hard to deduce. Some things should be universal in most languages especially when working with the ISO standard S. I. Units. As tutorials of this sort benefit from having a downloadable pdf version accompanying this online version, on Grabcad, and as the concept of providing a downloadable pdf version has not entered into GrabCad's concept of a useful feature for tutorials, I will also provide a pdf version for those that may want one. My tutorial Gear Basics Part 1 was entirely in pdf format with just a link to where you could get it from. The Grabcad management were not happy with this so they removed it. If anyone wants the pdf version just mesage me through Grabcad mail, leaving an email address to sent it to.

Designing a Hirth Spline

Tjerk de Graaff
in Theory
24 8 Beginner
Solidworks + Excel instruction on how to design a Hirth Spline. Background on Hirth Splines: https://en.wikipedia.org/wiki/Hirth_joint The basic idea of a Hirth spline / Hirth Joint is that the whole geometry is defined from a combination of a single reference point and a grinding/cutting geometry. Two Hirth splines with the same basic tooth geometry will match to form a secure joint that can transfer torque and allows for accurate alignment of parts. Hirth splines and joints are often used in turbomachinery to accurately align various shaft parts and transfer torque.
design excel solidworks transfer torque joint spine hirth

Fundamentals of the theory of industrial dust protection with bag filters

ALance
in Theory
24 0 Beginner
The oldest cleaning method for bag filters (still used in mobile filters these days) consists of motorised or manual jolting equipment. With automatic regeneration, a motor is started, either at certain intervals or when reaching a maximum filter resistance. This oscillates the filter element. During the resulting movement, the deposited dust cake detaches from the filter surface and drops down into a dust collector, which is usually cleaned via dust dischargers. Mechanical cleaning is performed after interruption of the filtration. The filter bags are stressed mechanically through shaking during the cleaning operation and therefore have relatively short service lives. The periodic reversal of the flow direction (backwashing filter) is a much gentler cleaning method. Here, the filter system features several separate chambers which are cleaned individually. A combination of both cleaning methods was also often realised. For the last decades, however, the jet pulse method has become the standard cleaning method. The filter media are regenerated through cyclic, intense blasts of compressed air. This briefly causes overpressure in the filter bag during cleaning. The filter bags are briefly inflated, the flow direction is reversed and the filter cake detached (fig. 1). A supporting cage gives the bag the required stability during the filtration phase. Among other things, the cleaning cycles depend on the filter load (volume flow per filter surface and unit of time), the gas density, the raw gas charge and the particle attributes. The regeneration can be controlled in time intervals or via defined differential filter pressures.
industrial dust filter bag

Involute profile in splines (1)

Carlos Soler
in Theory
23 0 Beginner
This is a short description of how involute profiles are used in splines like DIN 5480, DIN 5482, ISO 4256, and ANSI 92.1
4156 iso 5482 5480 din serration spline involute

Excel Calculator for Motor & Gear Box Selection Conveyor Calculations

Shafe Mohammad
in Theory
19 2 Intermediate
In this video you will learn how to select motor & gear Box for a Chain Conveyor. Also a excel calculator is provided for understanding. Sheet will be as below link http://bit.ly/2LtKWe3
rpm calculate how desig conveyor selection box gear

Learn Step by Step How to do Flow Simulation in SolidWorks on Cross Flow Turbine

Usman Akhtar
in CFD
18 0 Beginner
In this solidworks flow simulation tutorial you will learn how to do flow simulation on a hydro turbine, in this video I am going to do external flow simulation.
simulation flow solidworks

Introduction to Finite Element Method /CAE

Prasertsak Naksakul
in FEM
16 0 Beginner
Finite Element Method for product design and process improvement.
fluid improvement process cae analysis stress design fem

CFD

Vatan Gedam
in CFD
16 0 Expert
Here we are find the forces as well as pressure exerted on fan blade at the wind speed of 60kmph by using of ANSYS
flow blade pressure testing simulation wind ansys fan cfd

Keyshot Animation Tutorial Using Simple Model Of High Bypass Turbojet Engine

Anuj Kaushal
in Process Simulation
15 2 Beginner
In this tutorial i have used keyshot software for animation purpose. I have used a 3D model of a High Bypass Turbojet Engine for denomsration. It took couple of hours to create the animation video that's why i have skipped that part from the video.
blades compressor jet turbine turbojet engine bypass high tutorial animation keyshot

Creativity in Engineering - Part 4 "CPDC results"

Marcelo Valderrey
in Theory
15 0 Beginner
Provisional publication of CPDC results whose deadline is Wednesday, April 24 at 11:59 p.m. A list of students and their models uploaded to GrabCAD is presented and will continue to be updated until the aforementioned deadline.
creativity generation and evaluation of ideas problem resolution

Spring stiffness calculation in SOLIDWORKS

Ahmed Sakib
in FEM
14 1 Intermediate
How to calculate spring stiffness with Solidworks simulation @cadingal . Static structural analysis of a helicoil spring will be done using self contact approach to calculate spring stiffness in Solidworks.
finite element analysis fem solidworks spring stiffness calculation spring stiffness simulation

Linear Static Study in 10 simple steps.

Ilirjan Leci
in FEM
14 0 Intermediate
Linear Static Study with SolidEdge.
fea solidedge

Transporte vibratorio - Parte 3

Marcelo Valderrey
in Theory
14 0 Intermediate
Parte 3: análisis más detallado del sistema masa-resorte considerando las predicciones teóricas para las oscilaciones forzadas y su relación con las oscilaciones naturales.
motion vibrations
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