This procedure tells you how to replace the top [1] and bottom [2] shuttle rollers on an umbrella tool changer.
Remove all tools from the tool changer.
Put wooden blocks on the table. Put a bottle jack on the wooden blocks.
Jog the table below the center of the carousel plate.
Support the carousel plate with the bottle jack.
Push [POWER OFF]. Set the main circuit breaker to the OFF position. Lock the main circuit breaker. Use an approved lock with an approved safety tag.
Top roller replacement:
Loosen the (2) 5/16-18 x 2 Socket Head Cap Screws (SHCS) [1]. Remove the wiper bracket [2].
Remove the SHCS [1], lock washer [3], flat washer [4], and roller [5].
Apply medium-strength thread-lock compound (for example, blue Loctite®) to the (2) SHCS [1]. Replace the roller [5] and bushing [6]. Install the components in the opposite sequence they were removed. Make sure the roller [5] is tight against the V-rail [7].
Torque the SHCS [1] to 20 ft-lb (27 N-m). Apply Mobil 460 grease to the top V-rail [7].
Bottom roller replacement:
Remove the 5/16-18 x 1 3/4 Hex Head Bolt (HHB) [1], lock washer [2], flat washer [3], and roller [4].
Apply medium-strength thread-lock compound (for example, blue Loctite®) to HHB. Replace the roller [4] and eccentric bushing [5]. Install the components in the opposite sequence they were removed. Make sure the roller [4] is tight against the V-rail [6].
Rotate the eccentric bushing [5] until the roller is tight on the rail.
Torque the HHB [1] to 20 ft-lb (27 N-m). Apply Mobil 460 grease to the bottom V-rail [6].
Refer to the VMC - Umbrella Tool Changer to Spindle - Alignment procedure.
Test the umbrella tool changer for correct operation.
HAAS TOOLING ACCEPTS THE FOLLOWING:
