2-STAGE EJECTORS Component Information
Alternate Configurations System Configuration for Cen - tral Ejector Rod Location The illustrations below show one 2-Stage Ejector assembly that has been centrally located on the ejector plates.
TL and BL 2-Stage Ejectors – Cam Finger Removal Guide
Top Last (TL)
PIECE OF COLD-ROLLED LOW CARBON STEEL
LOCKING PIN
COLD-ROLLED LOW CARBON STEEL PUNCH STEP 1
TL Assembly
Punch is struck firmly and quickly with a hammer.
CAM FINGER
Bottom Last (BL)
STEP 2 Cam Finger is knocked toward the inside diameter region of the Body for Cam Fingers. The Cam Finger pushes against the Locking Pin.
STEP 3 A portion of Locking Pin breaks cleanly away and travels with the moving Cam Finger toward the inside diameter of the Body for Cam Fingers.
NOTES: •
Cold rolled, low carbon steel must be used as a removal punch to avoid damaging the Cam Fingers and/or Body. The contact surface of the punch (where it rests against the Cam Finger) should be profiled with a curved surface that matches the exposed surface of the Cam Finger.
BL Assembly
•
STEP 4 Both the Cam Finger and broken piece of Locking Pin drop into the inside diameter of the Body for Cam Fingers.
•
Ensure that Body for Cam Fingers is
firmly retained before attempting Cam Finger removal.
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