Lesson no.15 Machine Fastners
Machine ki fitting karney ke liye bahut sare parts aur nut bolt ka prayog kiya jata hai un sabhi bhag ko fasteners kahte hai
Types of fastener
1) Temparvory Fastener
2) Permanent Fastener
3) Semi permanent Fastener
1) Temparvory Fastener:- jis fastener mein machine ko easily relief kiya jata hai Ous fastner ki prakriya ko Temparvory Fastener kahte hai Temparvory Fastener ke kuch types below diye hai
Isme nut-bolt,screw,keys quarter aur pins in sab ka include temparvory fasteners mein hota hai
2) Permenant Fastener:-fix fitting ki process jis machine ko fasteners ki help se Permenant fix kiya jata hai us ko aap Permenant fastener kahate hai is fastner mein welding,reverting etc.
3) Semi permanent Fastener:- is process mein parts ki fitting Temparvory or permanent n karte huye isme konsa bhi parts ko damege Na karte huye fasting kiya jata hai Ouse aap semi permanent Fastener kahte hai
Types of tempervory fastener
1) Threaded fastener
2) Purely Friction fastener
1) Thereds fastner
A) Nut- Bolt
B) Nut -Stud
C) Nut- Screw
Types of Purely fastener
A) keys
B) Quarter
C) Pins
In sab ka machine fastener mein prayog kiya jata hai machine ki fitting mein yeh ahem bhumika nibhatey hai
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