The "Cradle" Launchpad

A launchpad is an important structure used to support a rocket launch operation in a few different ways. Initially, it is responsible for maintaining the rocket in the proper launch position before liftoff. Additionally, it offers an accurate guidance system for the rocket during the initial phase of flight. This guidance is crucial until the rocket achieves a speed where its fins can ensure adequate aerodynamic passive stability.

The "Cradle" consists of two basic assemblies: the base structure and the rail assembly.

The base structure needs to be stable and strong enough to hold the rail assembly. It has 4 steel arms that help it stay steady on the ground. The 2 brackets, made from steel plates, were welded together to join the rail with the rest of the structure. The two steel plates are important for attaching all the main parts and making the assembly more rigid.

The rail assembly has 2 main components: the rail is made out of 6061-T6 aluminum extrusions and the rail support is made out of 1020 steel. The rail was divided into 6 1-meter-long segments, linked by aluminum extrusion connectors. The support structure was divided into 2 3-meter-long segments, linked by two 150x50 mm steel plates.

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Felipe Bogaerts de Mattos | 2024