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Self-centering fixture 4

Turn the block of orange and yellow gears to clamp brown work.

Two grey pads center the work along its longitudinal direction.

Condition for centering:

R1/R3 = R2/R4

(angle speeds of blue and green gears are equal)

Relation of gear pitch radia:

R4 = R1 + R2 + R3

R1, R2, R3 and R4 are pitch radius of the orange, yellow, blue and green gear respectively.

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