OSHA Accident Investigation · Summary #14200430
LATHE,MAINTENANCE,AMPUTATED,FINGER,MACHINIST,LOCKOUT
Event description
EMPLOYEE'S FINGER AMPUTATED WHEN CAUGHT IN GEAR SHAVER
Investigation abstract
A machine operator was machining type 757KB428 gears in a serial number GCU2080 orking on gear machine number 5992 of the plant. As he was placing a gear for ma chining, the machine actuated amputating his right thumb between the cutting edg e and the gear. He was hospitalized. A maintenance employee inspected the machin e and concluded the improper connection of the timing mechanism caused the machi ne to actuate. The machine was repaired and returned to service. machine shaver. The gear shaver is used to shape the teeth of the gears to bring them into specification tolerance. To shave a gear, the operator places a gear on an arbor and is placed into the machine on a steady rest. The tail stock is b rought in by pressing the tail stock button. The operator adjusts the gear as ne eded and presses the start cycle button. The hydraulic door closes, lubricant be gins to flow, and the gear is processed. If the operator fails to press the tail stock button but presses the start cycle button, the machine automatically adju sts and the tail stock is brought in before the cycle begins. The employee was w
Victim
-
#1 Hospitalized Age 38 M
- Nature of injury
- 1
- Part of body
- 10
- Event type
- 2
- Source
- 26
- Occupation code
- 704
- Human factor
- 14
- Environmental factor
- 1
- Task assigned
- 1
Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.