Velocity of 2-Joint Planar Robot Arm
lesson
For a simple 2-link planar robot we introduce and derive its Jacobian matrix, and also introduce the concept of spatial velocity.
lesson
For a simple 2-link planar robot we introduce and derive its Jacobian matrix, and also introduce the concept of spatial velocity.
lesson
We revisit the important points from this masterclass.
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We summarise the important points from this masterclass.
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We describe the velocity coupling terms of the robot as a matrix which represents how the torque on one joint depends on the velocity of other joints.
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We can also derive a Jacobian which relates the velocity of a point, defined relative to one coordinate frame, to the velocity relative to a different coordinate frame.
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We resume our analysis of the 6-link robot Jacobian and focus on the rotational velocity part.
lesson
We will learn about the relationship, in 3D, between the velocity of the joints and the velocity of the end-effector — the velocity kinematics. This relationship is described by a Jacobian matrix which also provides information about how easily the end-effector can move in different Cartesian directions. To do this in 3D we need to […]
lesson
Most computers today have a built-in camera. Let’s look at how we can grab images directly from such a camera and put them in the MATLAB workspace.
lesson
We extend what we have learnt to a 3-link planar robot where we can also consider the rotational velocity of the end-effector.
lesson
We will learn about the relationship, in 2D, between the velocity of the joints and the velocity of the end-effector — the velocity kinematics. This relationship is described by a Jacobian matrix which also provides information about how easily the end-effector can move in different Cartesian directions.