Figure 5 shows the hydraulic system block diagram for the four platen-leveling cylinders in the automotive panel press. ... Motion Programming Techniques: Position-Pressure/Force Control.

Let's do this. I will start with a force diagram. There are four forces acting on this block: downward gravitational force, the force from the push, a frictional force, and a normal force from the ...

Block diagram of a test being performed under crosshead position rate control. Image Credit: Admet, Inc. - Materials Testing Equipment. At each servo update, ... When tuning force control loops there ...

In position control mode, closed-loop servo is used for controlling the stage position, with a position encoder as feedback. Upon being coupled with a direct-drive linear motor, there is no friction ...