- MHu d& dilc chi ti&: M9u bang kim loaị
6.1.Thu nghiem may barn chim
b) Cia cong ca khi Ph6i diic
6.1.Thu nghiem may barn chim
Theo tieu c h u h rOCT 6134 - 7 diing cho c4c loai bum quy djnh mot st5 dang
thi nghiem sau:
Thir nghiem s a bo 6 n h A miy, thir nghitm nghiem thu, thir nghiem c8c 18 m8y, thir nghiem tmbc khi giao nhgn hAng, thir nghiem dinh k3. thir nghiem xhc
sugt cic mau bum, thir nghiern do b&n cfia barn.
Thi nghiem s a b(, c6a n h l m l y kigm tra bum chb t+o thir nghiem v l bum sin xugt dun chi&.
Muc dich: ~ i & n tra cPc th6ng sb kf t h a t c6 diip img theo h6 sa kh6ng.
Kian tra cAc &am sb đ dat duqc cot nubc, nang i q n g , do 6n, dQ rung dong. Thir nghiem v& nhiet, x8c djnh khbi luqng, th3 nghiem v& ngusn dien (TOCT 1 1828-75)
dbi v6i loai may bum ph8n dQng cu v l phgn barn sHn xugt tai rnm nhnhP may, kidm tra theo d6i t h ~ nghiern do b&n the0 chumg trinh dqc biet.
Th3 nghiem born do i n h h u h g cca tdn sB dien. Cho phkp lech tin s8 2%,
di&n 6p kh6ng qu6 10% so vdi dien i p c h u h U = 380V.
Thir nghiem nghiern thu m Q c6 th6 6 cdp qudc giạ Thh nghiem nhy khhg dinh
tgt ccb cAc bum dZ duqt thh nghi&m sa bQ 13 nhh mdỵ Tren ca sb kgt quii thil nghiem
nghiem thu d& quygt dinh chC tao hang loat. T h ~ nghicrn nghiern thu ngohi c5c p h h vi&c thh nghi&m nhh miiy chn them kikm tra d$r ben cia bum.
Thir nghiQm c l c 16 mAy ti& hhnh vdi muc dich c h u h bj vh td chirc hang Ioat. V i e td chirc s i n xu$t dai tld khi cAc dieu kien v i kgt quul thir nghiem 18 mAy phO
hgp vdi c6c thir nghiem t+n.
Tld nghitm giao nhgn khhg djnh duqc c L 16 h h g duuc sin xu&. N6u k&i q u i M n g duqc thi 18 h b g phdi quay trh lai tir d$u
Thu nghiem giao nhan k h h g d$c t h h cot nrrbc, do rung cca d da, nhiet 66, cAc h a m st5 v& dien.
Thir nghiem djnh kj k h h g dm born sAn xugt hing loat. Thir nghiem nhy gdm: XAc djnh c6t nu&, d+c tinh luu l ~ q n g , thbng sB v+t 19 kji thugt thh nghiem
phin nhi&t v l phln dicn. Thir nghiem dQ rung c i a d d3, n6u kgt qud khbng dat thi
Thlhir nghiem ki6u bum, m&u bum dien Kmh, chon loc m i y bum kidm tra c8n phHi dat theo thdng sd ky thuet. Nhh miy s h xu& c6 thd tigp @c hay n g h g sQ xuait do k&t q u i thir nghiem. Thir nghiem xAc it@ d0 bdn ti& hanh vdi muc dich
xh djnh chinh x b cAc chi sB do b&n, th& han khdi l u ~ g sira chila dai tụ
Th3 nghitm bum thqc hien tren h& thdng chuyen dung phh h u ~ vdi
rOCr62 34 - 87 khi thir nghi&m cdn do: s 6 vhng quay, IUU Iugng, hp sulle cdng sugt
Ien t v c nhiet 60 chgt lhng, rung dong, nhi&t do cAc chi ti& khi bum, &am sd v$
dien, trong Iupig.