⚙ Mechanical Engineering

Proto-typing or Production, top quality product, at small shop pricing.

We here at "Smart Manufacturing" located here in Stoughton, Massachusetts have been providing CNC Machine shop services...

0 comments posted 19yrs

posted by Smart-MFG

0 comments posted 19yrs posted by Smart-MFG

rotational motion to oscillatory linear motion

Building a project and I need some ideas for converting the rotation of a DC motor into oscillating linear motion (i.e....

10 comments posted 19yrs

posted by brandon.joseph.moore

10 comments posted 19yrs posted by brandon.joseph.moore

In search of UMAT Drucker-Prager or Mohr-Coloumb for ABAQUS

Dear specialists, as part of another ABAQUS UMAT, I am looking for the Fortran coding of a 3D Mohr Coulomb Plasticity o...

0 comments posted 19yrs

posted by dobrowo

0 comments posted 19yrs posted by dobrowo

ADV: GeoTools 7 - Complete productivity for the AutoCAD user

G E O T O O L S 7.13 C O M M A N D S S N A P S H O T ------------------------------------------------------------------...

0 comments posted 19yrs

posted by rakesh.rao

0 comments posted 19yrs posted by rakesh.rao

history of refrigeration?

I was wondering about the history of refrigeration. Anybody know the who/when/where/how of its invention? Was it devise...

15 comments posted 19yrs

posted by r_delaney2001

15 comments posted 19yrs posted by r_delaney2001

drilling problem question HELP! : )

Hi all, I am trying to drill 7/32 holes for pop rivets in 20 ball cap tops for fence post for our new wrought iron fenc...

4 comments posted 19yrs

posted by random_interference

4 comments posted 19yrs posted by random_interference

Second moments of area/inertia for complex shapes

Hello, I am working on my dissertation for aerospace engineering. I am designing a pitch control system to reduce vibra...

2 comments posted 19yrs

posted by adam.chapman

2 comments posted 19yrs posted by adam.chapman

Swinging In A Swing w/o Touching the Ground

How do you add energy to the system without touching anything? It has something to do with conservation of angular momen...

19 comments posted 19yrs

posted by BretCahill

19 comments posted 19yrs posted by BretCahill

drawing gears in 3D modeling program like (solid works)

I want help about drawing gears and animate them with solid works. If you have any information about this please contac...

2 comments posted 19yrs

posted by cagataybuksur

2 comments posted 19yrs posted by cagataybuksur

required resistance welding

I req. resistance welding parameters to weld a 4mm thickness plate

1 comments posted 19yrs

posted by santoshelapanda

1 comments posted 19yrs posted by santoshelapanda

Metalurgy books

Does anyone have a good handle on the best metalurgy books? Of particular interest are the various common alloys of each...

2 comments posted 19yrs

posted by vvurdsmyth

2 comments posted 19yrs posted by vvurdsmyth

System head curve

I'm currently trying to specify some centrifugal pumps in an application where the pumps will be pumping to a location...

3 comments posted 19yrs

posted by thunderhawkk

3 comments posted 19yrs posted by thunderhawkk

how a gearbox work

I just need to know..as simple as possible..how exactly a gearbox works...I tried to understand that but the prob is th...

15 comments posted 19yrs

posted by black_ghost_13

15 comments posted 19yrs posted by black_ghost_13

URGENT: Monte Carlo

I need info about Monte Carlo method used for determination of measurement uncertainty. (procedure is to be done in Mat...

9 comments posted 19yrs

posted by djo.djo

9 comments posted 19yrs posted by djo.djo

Double Integration. Acceleration to Position

Dear All, I have some data from a force plate (a person jumping up and down 10times...so the data has peaks when the pe...

3 comments posted 19yrs

posted by jpopovich

3 comments posted 19yrs posted by jpopovich