A big robot made out of a backhoe arm

Background: I would like to take a backhoe and make it remote/roboticly controlled. The arm will have 2 segments; there will be a pivot at the base and a pivot at the end of the arm where the attachment is mounted. It will also be necessary to have another control for the tool - there may be something like a tilt function or close function needed to make it work. This will be mounted on a flat surface with tracs underneath.image The arm will be capable of lifting 1,000 pounds fully extended. This is the dream…I have been chasing the dream for about 5 years now, and finding that other people have had the same dream - am seeing more projects like this online. The first purpose of this tool will be to help me build houses and walls out of very heavy earth bags - weighing 350 pounds or so. I am a little bit familiar with electronics but not much with robotics.
Questions: I am sure that the basic ideas to control robotic arms are the same, regardless of the size. The backhoe arm will be hydraulically controlled. What kind of interfaces will be required to get the computer to control hydraulics? 2. Will it be feasible/reasonable to expect the robot to be able to lay a brick accurately (within an eighth of an inch from a given standard) and repeatedly? I am about 60% of the way through the planning - mostly of the mechanical. Before I go any further I want to see what I am getting into in the electronics realm.

Hey!

It seems to me that you will have to look into industrial solutions which can be very, very expensive. I cannot recommend that you start your project without any robotics knowledge since it will be VERY dangerous. a 1000 pound across an arm like this will require a lot of power and if you’re not careful, you could hurt somebody badly.

Please do some research and experiments on a way smaller scale before trying this.

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