如何从具有文件扩展名的Android资源创建Uri

I am trying to send a png file in my res/drawable folder as an attachment in my email. I can get the file to attach and be included in the email, but it is missing the .png file extension. I want it to include the extension in the file name. Can someone help? Here is my code:I am trying to send a png file in my res/drawab