An autonomous mobile robot carries material around a building without a track, a wire or a painted line to follow. It builds a map, works out where it is inside that map, and plans its own route around people, pallets and anything else that was not there yesterday. In a plant rather than a warehouse, the job is usually moving work in progress between machines, cells and inspection.
What separates an AMR from a guided vehicle
An automated guided vehicle follows infrastructure installed for it and stops when something blocks the path. A mobile robot navigates from its own map and drives around the obstruction. That difference shows up in the installation, where one needs the floor modified and the other needs the building surveyed, and in what happens the first time somebody parks a pallet truck in a gangway.
The job in a machine shop
Material handling between operations is dead time that nobody schedules and everybody pays for. An operator who walks a tote of parts to the next machine is not at their machine while they do it. A mobile robot doing the same trip turns those interruptions into a background process, and it does it at a steady rate that makes the flow between cells predictable, which is often worth more than the walking time saved.
What the building has to be like
Floors need to be sound and reasonably flat, gangways need to stay clear enough to drive, and doors, lifts and fire shutters need a way for the robot to pass or a plan for when it cannot. Reflective surfaces, glass walls and areas that look identical from every angle all make localisation harder. A site survey before purchase is not a formality, it is the thing that determines whether the fleet works.
Fleet software is what you are actually buying
One robot is a demonstration. Value arrives with several, and at that point the traffic management, the charging schedule, the job queue and the connection to whatever system knows what needs moving are the product. Ask how jobs are created, what happens when two robots want the same corridor, and how the fleet behaves when the network drops, because those answers differ far more between suppliers than the vehicles do.
Safety around a moving machine
A mobile robot works in the same space as people, so its scanners, speed limits and stopping distances are the safety case, and they interact with how the site is laid out. Loads need restraining so that stopping suddenly does not put parts on the floor, and manual traffic needs to understand what the robot will and will not do. This is an area where the plant's own rules matter as much as the machine's specification.
Questions people ask about amr robotics
What does AMR stand for?
Autonomous mobile robot: a vehicle that navigates from an onboard map and its own sensors rather than by following a wire, magnetic tape or painted line.
How is an AMR different from an AGV?
A guided vehicle follows fixed infrastructure and halts at obstacles. A mobile robot plans its own route and drives around them, so it needs no floor modification but does need a building it can localise in.
Do they work in a machine shop or only a warehouse?
Both, though the job differs. In a plant they usually move work in progress, tooling and totes between machines and inspection rather than picking stock from racking.
What happens when the route is blocked?
It replans around the obstruction if there is room, and waits and reports if there is not. How gracefully that is handled, and how it is escalated to a person, varies considerably between suppliers.
How many robots make the investment worthwhile?
Rarely one. The fleet software that manages traffic, charging and jobs is where most of the benefit sits, so the case usually improves as vehicles are added to an existing installation.