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8/14/2019 Nguyen Ly May

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B GIO DC V O TOTRNG I HC NHA TRANG

CNG HO X HI CH NGHA VIT NAMc lp - T do - Hnh phc

CNG CHI TIT HC PHN1. Tn hc phn: Nguyn l my (Theory of machines and mechanisms)2. S n v hc trnh: 4 l thuyt3. Trnh : sinh vin chuyn ngnh Ch to my nm th 3.4. Phn b thi gian:

- Ln lp: 60 tit- Thc tp phng th nghim- Khc:

5. iu kin tin quyt: hc mn hc ny sinh vin phi tch ly c cc mnhc nh: C l thuyt.

6. Mc tiu ca hc phn: Gii thiu cu trc v cu to c bn; cc phng phpc bn t tnh ton, phn tch v tng hp v mt cu trc, hnh ng hc, lchc, ng lc hc. Cc bin php c bn nng cao v ci thin ch lm vicv kch thc c cu, my; nhng khi nim c bn v tng hp, iu phi hotng gia cc c cu thng dng, c cu robot, my v cc h thng thit b hotng v mt c hc..

7. M t vn tt ni dung hc phn: Gm cc phn c bn sau: Cu trc v xploi c cu, phn tc ng hc, lc hc c cu, ma st, cc c cu cam, bnh rng,chuyn ng thc ca my, hiu sut my, cn bng my

8. Nhim v ca sinh vin:- D lp: 60 tit- Bi tp- Dng c hc tp- Khc:

9. Ti liu hc tp:- Sch, gio trnh chnh: 01 tp- Sch tham kho: 04 tp- Khc:

10. Tiu chun nh gi sinh vin:Cn c vo kt qu kim tra v thi.

11. Thang im: 1012. Ni dung chi tit:

CHNG 1: CU TRC V XP LOI C CU.

A. Cu trc c cu:I. Nhng nh ngha v khi nim c bn (Khu, tit my, bc t do, chui ng,c cu , my).II. Bc t do ca c cu.

B. Xp loi c cu phng:I. Nhm tnh nh.II. Xp loi c cuIII. C cu thay th.


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CHNG 2: PHN TCH NG HC C CU PHNG.

I. Khi nim chungII. Phn tch ng hc c cu phng loi 2 bng phng php v:A. Phng php ho vc t:

1. Bi ton v tr.

2. Bi ton vn tc.3. Bi ton gia tc.

B. Phng php th:1. Phng php vi phn thi2. Phng php tch phn th.

III. Phn tch ng hc c cu phng loi 3.IV. Phn tch ng hc c cu phng loi cao.V. Bi tp ln Phn tch ng hc c cu chnh loi 2

CHNG 3: PHN TCH LC HC C CU PHNG LOi 2

I. Lc tc dng ln c cu.

II. Lc qun tnh.III. Xc nh p lc khp ng v tnh lc khu dn:1. Phng php phn tch p lc.2. Phng php cng sut

IV. Bi tp ln Phn tch lc hc c cu phng loi 2

CHNG 4: LC MA ST

I. Khi nim v phn loi.II. Ma st trt kh:

1. Lc ma st v h s ma st.2. nh lut Coulomb.

3. Nguyn nhn sinh ra ma st4. Nn ma st, hin tng t hm.III. Ma st trong khp tnh tin:

1. Ma st trn mt phng ngang.2. Ma st trn mt phng nghing.3. Ma st trong rn tam gic.4. Ma st trong rnh trn.

IV. Ma st trong c cu chm v ren vt.V. Ma st trong khp quay:

1. .2. chn.

VI. Ma st ln.VII. Ma st t:

CHNG 5: C CU PHNG TON KHP LOI THP

I. i cng ng dng.II. c im lm vic ca c cu 4 khu phng.

1. T s truyn.2. iu kin quay ton vng ng hc ca c cu 4 khu bn l.


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3. nh l Grashof.4. c im ng hc ca cc c cu bin th.5. iu kin quay ton vng ng lc hc.

CHNG 6: C CU CAM

I. i cng v phn loi.II. Phn tch ng hc c cu cam:1. Khi nim v gc pha, dng cam l thuyt, bin dng cam tht.2. Phn tch ng hc c cu cam (cn y y nhn, cn lc y nhn, cn

y y bng).III. Phn tch lc hc c cu cam (cn y, cn lc)IV. Tng hp ng hc c cu cam:

1. Xc nh tm quay ca cam (cn lc y nhn, cn y y nhn)2. Tng hp ng hcII.1.Xc nh tm quay.II.2.Bn knh con ln.II.3.Bn knh cong nh nht.3. Trnh t thit k c cu cam.

V. Bi tp ln Tng hp ng hc c cu cam

CHNG 7: C CU BNH RNG

I. Khi nim v phn loi.1. Nhng nh ngha c bn2. nh l n khp.

II. Bin dng thn khai1. nh ngha2. Tnh cht3. Phng trnh ng thn khai trong h to c cc

4. Cch v ng thn khai5. Bin dng thn khai ph hp vi nh l n khp.6. c im n khp ca cp bin dng thn khai.

III. Tnh lc tc dng trong b truyn bnh rng thn khai.IV. Khi nim v cch to v ct bin dng thn khai.V. Nhng thng s c bn ca bnh rng thn khai c ct v dao ct dng sinh.VI. Cc ch dch daoVII. Hin tng ct lm chn rng, s rng ti thiu v h s dch dao ti hn.VIII. Cc ch n khp ca cp bnh rng thn khai.IX. Bnh rng tr trn rng thng, rng nghing v rng ch V.X. Bi tp ln Tng hp c cu bnh rng

CHNG 8: C CU BNH RNG KHNG GIAN

I. Cp bnh rng tr cho.II. Cp bnh vt trc vt.III. Cp bnh rng nn.

CHNG 9: H BNH RNG

I. H Bnh rng thng:


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1. Phn tch ng hc, lc hc.2. Cng dng.

II. H Bnh rng vi sai, hnh tinh v h vi sai kn:1. Phn tch ng lc hc.2. Cng dng.

III. Tng hp ng hc h vi sai:1. H hnh tinh mt cp.2. H hnh tinh hai cp.

CHNG 10: MT S C CU C BIT

I. Khp CardanoII. C cu Man.III. C cu robotIV. Truyn ng ai.

CHNG 11: CHUYN NG THC CA MY

I. Phng trnh chuyn ng ca my.II. Chuyn ng tc ca my

1. Cc ch chuyn ng ca my.2. Vn tc thc ca khu thay th.

III. Lm u chuyn ng my.1. i cng.2. Xc nh mmen qun tnh bnh .

IV. Bi tp ln Tnh m men qun tnh bnh

CHNG 12: HIU SUT

I. nh ngha.II. Hiu sut ca my.

1. Chui gm vavs phn t ni ni tip.2. Chui gm cc phn t ni song song.3. Chui gm cc phn t ni hn hp.4. Mt vt chuyn ng trn mt phng nghing.5. Hiu sut ca c cu bnh rng.6. Hiu sut ca h hnh tinh.

CHNG 13: IU CHNH T NG CHUYN NG MY.

I. Mt s khi nim c bn.1. nh ngha2. Mt s khu in hnh trong b iu chnh.

II. Cc b iu tc ly tm:1. Mt s b iu tc:1.1 B iu chnh ly tm kiu trc tip.1.2 B iu chnh ly tm kiu gin tip.1.3 B iu chnh ly tm kiu gin tip c phn hi ph cng.1.4 B iu chnh ly tm kiu gin tip c phn hi ph mm.

2. ng c tnh ca b iu tc.3. S n nh v khng nhy ca b iu tc.


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CHNG 14: CN BNG MY

I. Mc ch v ni dung cn bng myII. Cn bng Roto cng:

1. iu kin cn bng2. Cch tnh cn bng tnh.

3. Cch tnh cn bng ng.III. Cn bng Roto mm.

1. S cn thit phi cn bng Roto mm.2. C s l thuyt cn bng roto mm.

IV. Cn bng khi lng c cu nhiu khu.1. Cc iu kin cn bng.2. Cn bng c cu 4 khu.3. Cn bng c cu tay quay con trt.4. Cc bng cc khi lng khu chuyn ng tnh tin.

Ti liu tham kho:1) inh Gia Tng - T Khnh Lm: Nguyn l my NXB Khoa hc & K thut

19992) Nguyn l my . Bi xun lim3) Nguyn l my. Trn Ngc Nhun4) C s dao ng trong k thut : Trn Don tin.5) Dao ng trong k thut: GSTS Nguyn vn khang.6) GSTS Nguyn thin Phc: Robot cng nghip.

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