Tag: Spherical

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2 DoF spherical connection control 1

This mechanism is a replacement for spherical joint with a pin (2 degrees of freedom). Input: two brown actuators. Output: pink shaft of 2 degrees of freedom (rotations). Disadvantage: only …
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2 DoF spherical connection control 3

This mechanism is a replacement for spherical joint with a pin (2 degrees of freedom). Yellow output frame has 2 degrees of freedom (rotations). When the yellow frame is horizontal, …
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2 DoF spherical connection control 6

Violet frame pivots around grey base. Pink gear to which an antenna is fixed, pivots around the violet frame. Inputs: green and blue gears. Output: pink gear. Three small gears …
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2 DoF spherical connection control 7

Yellow antenna can turn around two perpendicular axes. Only one motor (in grey) drives it. The mechanism is controlled by pink lever and violet sliding shifter. The video shows: 1. …
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Pin spherical joint 1

The sphere has 2 degrees of freedom: rotation around its longitudinal axis and rotation around a horizontal axis. The pin-groove contact restricts the third rotation of a simple spherical joint.
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Geared spherical wrist mechanism

It is a 3 DoF mechanism. Inputs: 3 racks in pink, green and yellow. Output: blue end-effector that can rotate about 3 perpendicular intersecting joint axes. The combination of 3 …
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