What does the safety lock do?
According to investigations by professional organizations in the United States, among all industrial accidents, 10% of accidents are related to improper use of safety locks for locking and tagging. On average, there are 250,000 industrial accidents caused by the failure of safety locks to lock and tag each year. On average, more than 200 people are killed each year, and more than 60,000 people are injured as a result. The number of days that companies stop production due to accidents is 24 days a year. Because of this, the OSHA of the United States promulgated regulations on hazardous energy control (lockout and tagout) on September 1, 1989. The regulations require that in an industrial production environment, all power sources must be "Lock Out/Tag Out" before equipment maintenance and repair work, otherwise accidental pneumatic or dangerous energy of mechanical equipment may occur. Release and cause harm.
The main function of the safety lock is to lock the equipment or energy source, so that the operator can effectively control the energy release when the equipment or energy source is maintained, and prevent accidents, thereby protecting the safety of the operator.