1.Install python 2.7.10 in your machine Download Python
2.set environment variable for python for directory C://python27 and C://python27/lib
3.Install wxpython for python(64bit) Download WXPython
4.Install ride
pip install robotframework-ride
5.Install selenium Selenium Installtion Guide
pip install selenium
6.Install robot framework Robot Framework installation
pip install robotframework
7.Install selenium 2 library Selenium2 Library Guide
Here is good article for robot framework setp