TRl/ONG BH Sir PHAM KY THUAT TPHCM
KHOA CO KHf CHE TAO MAY
BO MON CONG NGHE CHE TAO MAY
BE THI CUOl KY HQC KY 2 NAM HQC 2019 - 2020
Mon: DUNG SAI - KY THUAT DO
Ma mon hpc: TOMT220225
Be so/Ma de: 01 Be thi co 6 trang.
Thai gian: 60 phut. Khong dirp’c sir dying tai lieu.
Chu ky giam thi 1 Chtf ky giam thj 2
CB chSm thi thu nhat CB cham thi thur hai
So cau dung: So cau dung: Hp va ten SV :.........................................................................
Ma so SV: ...........................................................................
So T T :
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Phong th i:
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Biem va chu ky Biem va chu ky
PHIEU TRA LOfI
Hutmg dan: - Chpn cau tra liri dung: Banh dlu cheo x vao 6 thich hpp.
- Bo chpn, khoanh tron ® va danh dau cheo x vao 6 mai.
- ChQn lai cau tra lcri cu, phai khoanh tron cau vira mdi chpn ® va to den cau tra lcri cu •
TT abcdTT abcdTT abcdTT abcdTT abcd
111 21 31 41
212 22 32 42
313 23 33 43
414 24 34 44
515 25 35 45
616 26 36 46
717 27 37 47
818 28 38 48
919 29 39 49
10 20 30 40 50
Dua vao ban ve chi tiet than u dpng may tien trong hinh duroi day, tra lcri cac cau tir 1 den 15
1. D o 16 #35 c a n lap v&i n o n g u d o ng co ch u y en d o ng t\n h tie n luom g do i n e n co th e ch o n la p g h e p la:
. ~ G 6
a. <b35
----
,
h5 b. «^35 H6
h5 c. tj>35 — .
V f 6d. * 3 5 ™ .
js6
2. V&i lap g h ep da ch o n tro n g ca u tre n, k ic h thu& c du& ng kin h 16 ta i v/ t r i n ay:
a. $35±0,008. b. <|>35_o,oi6- c. (pS*0’016. d. ((,35^
+0,025
009
3. T heo ban ve, n h a m be m a t c u a 16 #35 la:
a. Cap 8.b. Cap 7. c. Cap 6.d. Cap 9.
4. D o tren ban ve kh d ng th e hien d u n g s a i do tro n , do tru cu a Id # 35 nen:
a. Cho phep lay dung sai dp tron, dp try bang 20% dung sai duong kinh cua mat try do.
b. Cho phep lay dung sai dp tron, dp try bang dung sai duong kinh cua mat try d6.
c. Cho phep lay dung sai dp tron, dp try bang hai lan chieu cao nhap nho Rz cua mat try do.
d. Cho phep lay dung sai do tron, dp try bang chieu cao nhap nho Rz cua mat try do.
d. Bp song song.
5. S a i lech v i tr ig iir a 16 #35 va m a t day A cu a th a n u do ng p h a i la:
a. Do dong tarn. b. Do doi xung. c. Dp giao nhau.
6. K y h ieu n h a m be m a t g h i & go c tren b in p h a i c u a ban ve co n g h ia la:
a. Cac be mat con lai chua ghi dp nham thi khong can gia cong cat gpt.
b. Dung phuong phap gia cong cat gpt de dat dp nham clp 4 cho cac be mat chua ghi dp nham.
c. Co mot so be mat tren chi tiet khong qui dinh phuong phap gia cong mien la dat dp nham cap 3.
d. Dung phuong phap gia cong khong phoi de dat dp nham cap 3 cho cac be mat chua ghi dp nham.
7. T h eo ba n ve, n h a m be m a t cu a h a i m a t d a u 16 #35 la:
a. Cap 3. b. Cap 5. c. Cap 4. d. Cap 6.
8. D o ran h 26 cu a th a n u d on g ca n Idp v&i d e u d o n g va co th e dieu ch in h dich c h u y e n th e o ph uo m g n g a n g
n e n co th e c h o n l ip g h e p la:
a. 26— . b. 26^— •.
h5 h5
0<H6
c. 26— .
f6d. 2 6 ^ .
js 6
V&i lap g h ep da c h p n tro n g ca u tre n, k ich thu& c ra n h 2 6 cu a th a n u dp ng la:
a. 26±0,0065. b. 26_o_oi3. „ -»/;+0,013
c. 26 . d. +0,020
Z0 +0,007
D o n h am h a i m a t b e n c u a ra n h 2 6 ne n c ho n la:
a. ' b. «■
^
d.
11. S a i lech vj tr i g iira ra nh 2 6 va 16 #35 cu a th a n u d o n g p h a i la:
a. Dp vuong goc. b. Do giao nhau. c. Do song song.
12. D o n h a m b e m a t lam viec cu a cac 16 ren M 6 v a M 8 ne n ch p n la:
a. °’! y b. Rzy / c. 3^ /
13. D u n g sa i kic h thir&c 120 tir tarn 16 #35 den m a t day c ua c h i tie t co the c h p n:
d. Dp doi xung.
d.
a. 120 +0,020
+0,007 • b. 120 ±0,005. c. 120.o,i
,010-
14. D un g sa i du& ng kin h k h o n g lap g h ep #70 tr e n ba n ve cd the tra th eo :
a. 4>70H13 b. <)>70js13. c. $70hl3.
15. D u n g sa i kic h thu& c c h ie u da i 170 cu a c h i tie t co th e tra theo:
a. 170hl3. b. 170j,13. c. 170H13.
16. 6 lan tro n g h in h ben la lo ai:
a. 6 bi chan.
b. 6 bi dd mot day.
c. 6 dua con.
d. 6 bi da chan.
17. O lan v&i ky h ie u 6028 ch o biet:
a. d = <t>8mm, ca trung binh, loai 6 bi chan.
b. d = <|)8mm, ca nhe, loai 6 bi da chan.
18. C ap ch in h x a c cu a 6 la n v&i k y hip u 6306 la:
a. Cap 3. b. Cap 6.
So hieu: BM1/QT-PBT-RBTV/00
, ’v /
d. 120+0,013.
d. <j>70Js13.
d. 170K13.
c. d = <|> 140mm, ca trung binh, loai 6 dua con.
d. d = <j)140mm, canhp, loai 6 bi da chyn.
c. Cap 0.
Trang 2- Ma de: 1
d. Cap 5.
14-1
19. S ff do p h a n bo d u n g s a i c ua la p gh e p $65P 7/h 6 co dang sa u :
^ r
1A
Td
b)
71
C A
r q
c)
20. 6 b i ch an co k h a n a n g c h iu la c d u ng cua:
a. Lyre hudng tam, vuong goc vdi dircmg tam 6.
b. L\rc d<?c tryic va mot phan lyre huang tam.
21. K h i g h i n h a m b e m at, d u n g k y h ie u sa u de th e h ie n hur&ng nh a p n h d b at ky:
a. C b. R c. X
22. K y h ie u do dao hu& ng ta m la :
a. — b. X e. y t
23. D au h ie u d u ng d i b ieu th i ch o s a i Ipch h in h dang ho p e v f tr in a o ?
c. Lyre huang tam va mgt phan lyre dQC tryic.
d. Lyre d<?c tryic theo dudng tam 6.
d. M.
a. jty
a. Sai lech hinh dang cua be mat cho trude.
b. Sai lgch hinh dang cua profin cho trude.
c. Bq giao nhau giua cac dudng tam.
d. Bq dao huang tam toan phan.
24. B ie t sa i l$ch cor b an cu a tru e la s, d u n g sa i tr u e la Td. S a i Ipch k h d n g cor b an con Ipi la :
a. Sai lech dudi va dugre tinh ei = es - Td. c. Sai lgch tren va dugre tinh es = Td + ei.
b. Sai lgch dudi va dugc tinh ei = Td + es. d. Sai lgch tren va dugc tinh es = Td - ei.
c. Bay cac sai lgch ca ban tir J(j) -> N(n).
25. L ap gh ep tru n g g ia n d u ng :
a. Bay cac sai lech ca ban tir P(p) -> ZC(zc).
b. Bay cac sai lgch ca ban tir A(a) -> H(h). d. Tat ca deu sai.
26. T ro n g cac lap g h e p sa u , lap g h e p na o la lap g h ep co dp d oi tron g h e th o n g trpe.
a. <|>42H7/e8. b. <|>80H7/u6. c. <|>36K7/h6.
27. C hpn each g h i d o n h a m be m a t d u n g ch o c h i tiet sau:
d. <t>50T7/h6.
0,8/
a)
00^:
O
- f b .
v
R232/
1,6^
A
b)
. f h
O
Rz3:
o
c)
f a
V
r ]
1,6^
0,6/
d)
"mT
28. Cho h a i lap g h e p <j42S7/h6 v d J 6 3 H 7 /s6:
a. Sai lgch gidi han tren cua 16 trong hai lip ghep do bing nhau.
b. Sai lech gidi han dudi cua true trong hai lap ghep do bang nhau.
c. Sai lech gidi han tren cua 16 trong lip ghep thu 1 bing sai lgch gidi han dudi cua true trong lip ghep thu 2.
d. Tat ca deu sai.
29. C hpn l i p gh ep ch o m o i g h ep giiea bd nh ra n g co d in h v&i tru e va tru y en m om e n t x o d n b an g th en :
H7 F7 H7 . H7
a. — . b. — . c. — d. — .
g6 h6 k6 r6
30. T rong m o t hpp to e do, lap g h e p b d n h ran g d i truprt len tru e bd n g m o i g h ep th en h o a co th e c h p n :
a. d-6x32x38H7/g6x6F8/f7. c. d-6x32H7/n6x38x6F8/js7.
b. B-6x32x38H7/n6x6F8/js7. d. B-6x32x38H7/f6x6F8/f7.
31. K h i lap b dnh ra n g co d \n h tr e n tru e, ch pn Idp g h ep cua m o i g h ep th en ba n g v&i tr u e th e o be rp n g b la:
H9 N9 S9 . H9
h9 b. h9 c. h9 d. — .
n9
32. C ho m o i gh ep th e n h o a co D = <f>54mm, d = 446mm , b = 9m m , Z = 8, m ie n d u n g s a i be rpn g b cu a Id th en
ho a va tr u e th e n h oa la H 8 v a j s7. G hi ky h ipu tren ban ve c h i tie t tru e th e n h o a n h ir s a u :
a. d-8x46x54x9js7. b. b-8x46x54x9js7. c. d-8x46x54x9H8. d. b-8x46x54x9H8.
So'hieu : BM1/QT-PBT-RBTV/00 Trang 3- Ma de: 1 14-1
33. C h o c h i tie t n h ic h in h ve:
a. Neu 16 dang khao sat dat gia trj Ion nhat Dmax, dung sai dQ
vuong goc cua no so vai be mat A la 0,016.
b. Neu 16 dang khao sat dat gia trj Ion nhat Dmax, dung sai dQ
vuong goc cua no so vai be mat A la 0,015.
c. Neu 16 dang khao sat dat gia trj Ion nhat Dmax, dung sai dQ
vuong gdc cua no so vai be mat A la 0,031.
d. Neu lo dang khao sat dat gia trj nho nhat Dmin, dung sai dQ
vuong goc cua no so vort be mat A la 0,031.
34. X a c d inh cd c k h a u g ia n t tro n g ch u d i kic h thic&c sau :
a. A2, A3.
b. Ai, A2.
c. Ab A4.
d. A], A4, A2.
35. Phtrcm g ph& p d in h ta m cu a m o i g h ep th e n h oa tro ng cd c scr do dtr&i d ay lan heart la:
Ji
b)
a. Djnh tam theo D, theo d va theo b.
b. Djnh tam theo D, theo b va theo d.
c. Djnh tam theo b, theo d va theo D.
d. Djnh tam theo d, theo b va theo D.
* Tic cau 3 6 -> 50 sic d u n g h in h ve sau :
Ai, A2, A3, A4, A5 la cac kich thirac thiet ke, vai Ai = 25 ,
A2 = 52 , A3 = 38+0,075 , A4 = 50!°;“ ° , A5 = 45 !°0;°20
Bi, B2, B3, B4, B5 la cac kich thirac cong nghe.
Tinh kich thuac B2, B3, B4
36. P htca ng p h a p g h i cd c k ic h thic&c th ie t k e cu a c h i tiet tre n la :
a. Phuong phap toa dQ.
b. Phuong phap phoi hop giua chuan thiet ke va chuan cong ngh$.
c. Phuong phap xich lien tiep.
d. Phuong phap phoi hop giua phuong phap xich lien tiep va phuong phap toa dQ.
37. C hu d i kic h thie de de tin h B 2 g o m co:
a. 4 khau B2, Bb B3, A3 vai B2 la khau khep kin.
b. 3 khau B2, Bb A2 vai A2 la khau khep kin.
c.
d.
3 khau B2, Bb A2voi B2 la khau khep kin.
4 khau B2, Bb B3, A3 vai A3 la khau khep kin.
38. K ich thic&c k h a u B 2 la:
a. 77^;°5 mm. b. 77 ^ ’09 mm. c. 7 7 ^ ’°]mm. d. 77_0f06nim.
39. K ic h thic&c kh a u B 3 la:
a. 115Iof2mm. 1 1 c +0,025
b. llS^Q^m m . c. 11c +0,025 j 11c +0,025
115 -0^90 11^ —0,005 rnrn*
40. K ic h thu& c k h a u B 4 la:
a. 165 I^’°2o mm- b. 165 mm. c. 165Zo°5mm. d- 165!^£ mm.
Trang 4- Ma de: 1
A, A2 A;
B2
___
.
Bi,
: b4 '
A*
3
b4
B,
CA'hiAii • BM1/OT-PDT-RDTV/00 14-1
41. V&i thu& c cap 1/50 , y= 1, k h o a n g each giSca 2 vpch tre n th u & c p h u la :
a. 0,95mm. b. 0,9mm c. 0,98mm. d. 1,98mm.
42. V&i s o do ben , k e t qu a d o d u p e Iren p a n m e l a :
a. L = 36,096mm.
b. L = 36,046mm.
c. L = 36,464mm.
d. L = 36,964mm.
43. B e k ie m Ira lo a t c h i d e l Id v&i k lch thu&c 0 5 0 cd th e d u ng :
a. Calip nut co ky hipu O50P7. c. Calip ham co ky hipu O50P7
b. Calip ham co ky hipu d>50G7. d. Calip nut co ky hipu O50G7.
44. G oc n g h ie n g a cu a c h i tie t tro n g s o do ben d u p e tln h ban g c o ng th u c :
a. a = arcsin -H
L
b. a = arcsin Ll
H
c. a = arctg i i
L
d. a = arctg JL.
H
45. K h i d at N iv o l in m o t m a t p h a n g da i 1,5m , dp n g h ie n g cu a m p t p h a n g lam cho b p t k h i cu a o n g th u y tin h
lech d i 5 vpch. B ie t r in g o n g th u y co gia tr j vpch c h ia c = 0,15 m m /m ( tu c 3 0 7 v p c h ), d m s a i lec h ve g o c va
lu p n g h ie u ch in h can th ie t cho be m a t tr& ve v f tr i n a m nga n g.
a. a = 1 ’30” va h = 0,875mm. c. a = 2’30" va h = 0,875mm.
b. a = 2’30"vah= 1,125mm. d. a = 1’30” va h = 1,125mm.
46. H in h ve ben la lo p i du n g c u do d u n g de:
a. Do dp try.
b. Do dp song song.
c. Do dp thang. £-t
d. Do dp dao.
47. H in h b e n b ieu h ie n s o do n g u y e n ly c ua p h u o n g p h a p do:
a. Dp phang cua mat dau.
b. Dp dao huong tarn giCra mat dau voi mat try ngoai.
c. Dp dao giua mat dau voi mat try ngoai.
d. Dp dong tarn giua mat dau voi mat try ngoai.
48. G ia trip h a n dp c ’ va h e so k h u e c h da i y c u a thu&c do go c co thu&c p h u (h in h ve ben) la:
a. c’ = 5’ ;y=l.
1- C h i tie t ca n do
2- Dilm ti
3- Gia
4- Dong ho so
So hieu : BM1/QT-PBT-RDTV/00 Trang 5- Ma de: 1 14-1