CAD and 3D Modeling for Product manufacturing and prototyping. Mechanical arm-based concept with multiple joints.

I need CAD drawings and 3D models primarily for product design for both a prototype and eventually for production. The project requires the use of CAD software. I do not have specific design guidelines or standards, so I need assistance in developing these. Mechanical arm-based concept with multiple joints.

Key Requirements:
- Create CAD drawings and 3D models for product design.
- Utilize AutoCAD for all design work.
- Assist in developing design guidelines and standards.

Ideal Skills and Experience:
- Proficiency in AutoCAD.
- Experience in product design.
- Ability to develop and implement design guidelines.