Analysis and Explanation of the Fastener

Name	Analysis and Explanation of Fasterner
pull bar	The chain is secured by screws connecting to the ejector plate and matched with a chain fixing block
chain mount block	/
chain mount seat	/
fixed block	/
wire clamp	/
rubber pad	/
pivot bar	/
hinge block	/
lifting device	A combined unit installed on the mold surface for hoisting/lifting purposes.
eyebolt	Also called Lifting Lug, Hoist Ring
screw	Functions as a linkage; alternatively called threaded bolt
blot	connect
nut	Also referred to as hex nut
socket head cap screw	A cylindrical head screw with an internal hex drive
flat head socket screw	Features a flat head with a drive type (slotted, Phillips, or hex socket)
hex.socket set screw	Also called grub screw (e.g., for securing nameplates)
button head screw	Also known as round head screw
socket head shoulder screw	Used between mold plates to control opening stroke. Also called tie rod or ejection screw
rivet	Example: For securing nameplates
washer	Known as shim, spacer, or retaining ring (e.g., snap ring or circlip)
retain ring	Also termed circlip, or snap ring
spring washer	An elastic anti-loosening washer for bolts/nuts
bearing	Supports rotating machinery, reduces friction, and ensures rotational precision