Kev xaiv thiab siv gearbox rau kev ceev ceev, yuav ua li cas xaiv qhov haum lub zog lub thawv rau khoom
Ua ntej, cov lus qhia xaiv yog rau ntau yam ntawm lub thawv rau kom ceev ceev
Txhawm rau xaiv lub thawv tsim nyog rau lub ntsuas nrawm, nws yog ib qho tsim nyog yuav tsum paub cov ncauj lus kom ntxaws cov tshuab ua haujlwm ntawm lub tshuab tsav los ntawm lub thawv rau lub thawv ceev. Nws yog qhov tsim nyog los txiav txim siab siv qhov ua tau Fb, siv qhov siv tau Fb.
Kev xaiv ntawm lub thawv rau cov ntsuas hluav taws xob nrawm yuav tsum xub txiav txim cov txheej txheem cov tshuab: tus naj npawb ntawm cov sijhawm ua haujlwm nyob rau ib hnub; tus naj npawb ntawm pib thiab nres ib teev; lub sijhawm ua haujlwm hauv qhov xuaj moos; kev ntseeg tau; lub tshuab ua haujlwm lub zog torque T ua haujlwm tshuab; cov zis ceev n tawm; tus load hom; qhov kub thiab txias ambient; Cov tshav kub sib xyaw ua kom sov;
gearbox rau ceev reducer feem ntau yog tsim raws li lub torque tas li, tsis tshua muaj pib thiab nres, thiab qhov kub thiab txias.
Qhov tso cai tso zis torque T yog txiav txim los ntawm cov qauv hauv qab no:
T = T tawm X FB siv yam
T tawm ---------- gearbox kom ceev reducer tso zis ntau zog, FB ------- gearbox rau kev ceev nrawm siv coefficient
Kev sib hloov sib kis ii = n Hauv / n tso tawm lub zog hluav taws xob P (KW) P = T tawm * n tawm / 9550 * η Tawm tawm qhov tso tawm T (Nm) T tawm = 9550 * P * η / n hauv cov qauv: n rau hauv - input ceev η - kis tau zoo ntawm lub thawv rau cov txo ceev
Thaum xaiv lub thawv iav rau cov ntsuas hluav taws xob nrawm, raws li kev ua haujlwm txawv, cov xwm txheej hauv qab no yuav tsum tau ntsib: 1. T ≥ T ua haujlwm tshuab 2. T = FB tag nrho * T tshuab ua haujlwm
Qhov twg: FB tag nrho - tag nrho cov txiaj ntsig kev siv, FB tag nrho = FB * FB1 * KR * KW FB - thauj tus yam ntxwv coefficient, KR - kev ntseeg tau yam FB1 - coefficient ntawm ib puag ncig cov lus nug;
Thib ob, lub thawv rau khoom rau kev ceev ceev cov teeb tsa kev ceev faj
Thaum txhim kho lub thawv rau cov ntsuas hluav taws xob nrawm, qhov chaw nruab nrab ntawm lub tshuab tsav yuav tsum yog nyob rau hauv nruab nrab, thiab qhov yuam kev yuav tsum tsis txhob ntau tshaj qhov nyiaj them rov qab ntawm txoj siv txuas. Kev sib dhos zoo tuaj yeem ncua kev pab lub neej thiab ua tiav qhov xav tau ntawm cov khoom sib kis. Thaum txhim kho tus neeg xa mus los rau tus ncej, nws tsis pub tawm tsam nrog rab rauj. Feem ntau, kev sib txhuam sab hauv ntawm lub rooj sib dhos jig thiab tus ncej kawg siv, thiab cov kis tau tus mob yog nias los ntawm lub ntsia liaj qhov rooj, txwv tsis pub sab hauv sab ntawm lub thawv rau qhov ceev ceev yuav raug puas ntsoog. Nws yog qhov zoo dua tsis siv daim hlau txuas txuas. Vim tias txoj kev sib txuas tsis zoo ntawm cov hom txuas no, nws yuav ua rau tsis muaj qhov nrawm rau sab nraud, uas yuav ua rau cov kabmob puas thaum ntxov, thiab txawm tias ua rau cov zis tawg tau tawg.
lub tog raj rau cov tshuab nrawm yuav tsum tau nruj nreem txhim kho ntawm cov qib ruaj khov lossis lub hauv paus. Cov roj hauv cov roj tso tawm yuav tsum tau muab tshem tawm, thiab cov cua txias cua yuav tsum du, lub hauv paus tsis ntseeg siab, kev co thiab suab nrov yuav tshwm sim thaum lub sijhawm ua haujlwm, thiab cov kabmob thiab lub zog yuav raug puas ntsoog. Thaum kev sib koom tes sib kis muaj cov qauv tiv thaiv los yog cov khoob los yog cov saw, nws yuav tsum txiav txim siab los teeb tsa cov khoom tiv thaiv. Thaum cov ncej thaiv cov khoom tso rau cov pa loj loj, yuav tsum xaiv cov khoom txhawb nqa.
Raws li qhov kev teeb tsa tshwj xeeb ntawm lub tshuab, cov neeg ua haujlwm tuaj yeem yooj yim mus kom ze rau roj roj, ntsaws ntsaws thiab ntsaws ntsaws. Tom qab kev teeb tsa tau nyob rau hauv qhov chaw, qhov tseeb ntawm qhov chaw teeb tsa yuav tsum tau kuaj xyuas kom ntxaws rau hauv kev txiav txim, thiab qhov kev ntseeg tau ntawm txhua tus khawm hluav taws xob yuav tsum tau hloov kho kom zoo tom qab kev teeb tsa. lub thawv rau kom ceev ceev yog txaws thiab lubricated nyob rau hauv cov roj pas dej. Ua ntej khiav, tus neeg siv yuav tsum tau tshem tawm cov ntsia liaj qhov rooj ntawm lub qhov quav thiab hloov nws nrog lub tshuab pa. Raws li cov haujlwm sib txawv ntawm kev teeb tsa, thiab qhib cov roj qib ntsaws ntswj ntsia hlau los xyuas qhov siab ntawm txoj kab, rov qab los ntawm cov roj theem ntsaws kom txog thaum cov roj dhau los ntawm cov roj theem ntsaws ntsia hlau qhov, thiab ntsia hlau roj theem ntsaws kom paub tseeb tias nws yog khoob. Kev cog lus, lub sijhawm yuav tsum tsis pub tsawg dua 2 teev. Lub sijhawm ua haujlwm yuav tsum ruaj khov, tsis muaj kev cuam tshuam, tshee, suab nrov thiab roj to. Yog tias muaj kev txawv txav, lawv yuav tsum tau muab tshem tawm hauv lub sijhawm.
Tom qab qee lub sijhawm, qib roj yuav tsum rov kuaj xyuas dua kom tiv thaiv tau qhov xau ntawm lub pob zeb. Yog tias qhov ntsuas cua kub dhau heev lossis qis dhau lawm, qib ntawm qib ntawm lubricating roj tuaj yeem hloov tau.
Thib peb, kev teeb tsa ntawm cov ncej ntsia rau iav lub thawv rau lub tshuab nrawm.
1. Kev sib txuas ntawm lub thawv rau lub thawv txo ceev thiab lub tshuab ua haujlwm
lub thawv rau lub cav hloov nrawm yog ncaj qha teem rau ntawm lub tshuab ua haujlwm loj ua haujlwm thooj. Thaum lub thawv rau lub ntsuas nrawm khiav ceev, lub txee sab nraud ua yeeb yam ntawm txoj kev ntsuas tsev yog ntsia ntawm cov txee rau sab hauv ntawm qhov tawm tsam tsev los yog lwm qhov sib luag. Lub tshuab ncaj qha phim rau lwm qhov kawg. Txuas nrog lub nkhaus taag
2. Txhim kho qhov chaw ntawm lub pob hluav taws xob los tiv thaiv
Lub zog tiv thaiv ntsaws ntsaws ntsia tau rau sab ntawm lub thawv khawm kom ceev nrawm tig lub ntsej muag ua haujlwm rau lub tshuab ua haujlwm kom txo lub tshuab khoov thaum txuas nrog lub tshuab ua haujlwm.
Lub bushing ntawm lub zog tiv thaiv kev txhawb zog thiab cov ruaj khov txhawb nqa txuas kawg siv lub cev ywj pheej xws li roj hmab los tiv thaiv deflection thiab nqus cov torque ripple generated.
3. Kev sib txuas ntawm kev sib raug zoo ntawm lub thawv rau kom ceev ceev thiab lub tshuab ua haujlwm
Txhawm rau kom tsis txhob deflection ntawm lub tshuab ua haujlwm ntxaiv thiab ntxiv quab yuam rau lub thawv rau kev ceev reducer cov kabmob, qhov kev ncua deb ntawm gearbox rau ceev reducer thiab lub tshuab ua haujlwm yuav tsum muaj tsawg li sai tau tsis muaj cuam tshuam rau kev ua haujlwm ib txwm ua haujlwm, thiab nws tus nqi yog 5-10mm Cov.
Thib plaub, kev kuaj xyuas thiab kho cov iav rau lub zog ceev
Lub tshuab nqus dej tshiab tau tsim rau cov tshuab nrawm nrawm tau mus rau hauv L-CKC100L-CKC220 nruab nrab-siab kev lag luam iav roj hauv GB / T5903 ntawm lub hoobkas. Tom qab 200-300 teev ntawm kev ua haujlwm, thawj cov roj pauv yuav tsum tau ua, thiab yuav tsum tau siv yav tom ntej. Txheeb xyuas qhov zoo ntawm cov roj thiab hloov nws nrog roj uas tau muab xyaw rau hauv cov ntawv xov xwm lossis qis dua.
Nyob rau hauv qhov xwm txheej ib txwm, rau cov thawv hloov kho uas ua haujlwm tsis tu ncua rau lub sijhawm ntev, hloov cov roj tshiab nrog 5000 cov sijhawm ua haujlwm lossis ib xyoos ib zaug. Lub thawv iav uas tau muab txiav tawm tau ntev lawm yuav tsum tau hloov nrog cov roj tshiab ua ntej rov ua haujlwm. lub zog rau lub tshuab ua kom nrawm dua yuav tsum tau ntxiv rau tib lub qib uas yog thawj qib. Cov roj yuav tsum tsis txhob sib xyaw nrog cov roj ntawm cov qib sib txawv. Roj uas muaj tib qeb thiab txawv viscosity raug tso cai kom muab sib xyaw.
Thaum hloov cov roj, tos rau gearbox rau lub tshuab hluav taws xob nrawm kom txias kom tsis muaj qhov kub nyhiab, tab sis tseem yuav khaws cov roj kub. Vim tias viscosity ntawm cov roj nce ntxiv tom qab ua tiav qhov txias, nws nyuaj rau ntws cov roj. Qhov tseem ceeb: txiav tawm lub hwj chim sib kis mus rau kev tiv thaiv kom tsis txhob muaj qhov tsis txaus ntseeg!
Thaum lub sijhawm ua haujlwm, thaum qhov kub siab ntawm cov roj ntau dua 80 ° C lossis ntsuas kub ntawm cov roj pas dej tshaj li 100 ° C thiab lub suab nrov ntawm cov khoom lag luam yog qhov txawv txav, nres siv nws thiab tshawb xyuas qhov ua rau. Nws yog qhov tsim nyog los daws teeb meem thiab hloov cov roj nplua nyeem ua ntej ua haujlwm txuas.
Tus neeg siv yuav tsum muaj cov cai tsim nyog rau kev siv thiab txij nkawm, thiab yuav tsum ua tib zoo sau cov kev ua haujlwm ntawm lub thawv rau cov ntsuas nrawm thiab cov teeb meem pom thaum kuaj. Cov cai saum toj saud yuav tsum ua kom nruj.
Kev xaiv ntawm lubricating roj
Lub thawv rau lub cav hluav taws xob nrawm yuav tsum tau ntim nrog lubricating roj ntawm qhov tsim nyog viscosity ua ntej muab tso rau hauv kev ua haujlwm. Kev sib txhuam ntawm cov kis yuav tsum raug txo kom tsawg. Thaum lub thauj tau siab thiab lub thauj khoom yog siab, lub thawv rau ceev txo ceev tuaj yeem ua tiav nws txoj haujlwm.
Thawj zaug siv rau txog 200 teev, cov roj nplua nyeem yuav tsum tau nqus dej, yaug tawm, thiab tom qab ntawd rov ntxiv cov roj nplua nyeem tshiab rau hauv nruab nrab ntawm tus qauv roj. Yog tias cov roj qib siab dhau lossis qis dhau, nws yuav ua rau kub khiav lag luam kom ntsuas cov khoom qhia.
Ua ntej, cov mis nyuj uas nquag siv:
1. Kab ceev V (m / s): V = Л * D * N / 60 (m / s);
2. Torque (torque) T (Nm): T = F * R (N: m) lossis T = F * D / 2 (Nm)
3. Torque T (Nm) (muaj feem xyuam rau lub zog ceev):
T = * η (Nm) lossis P = (Nm)
4. Kev ceev ceev ntawm AC tsav No. (r / min lossis rpm): Tsis yog =
Txoj Cai: Л-3.14, D - taub (hli), R - xaim hluav taws xob (hli), V-tawm suab tshaj tawm (m / s), F-quab yuam (N), P-fais fab (KW), f-fais fab zaus (Hz ), P - tus naj npawb ntawm cov ncej ntawm lub cev muaj zog.
Thib ob, Fengxin Tuam Txhab ua cov khoom siv rau (6) lub zog ntawm lub thawv rau lub tshuab raj nrawm:
1. Cycloidal pinwheel lub thawv rau kom tau ceev;
2. G series hardened nto reducer (GR, GS, GK, GF) thiab PV series universal gearbox;
3, hnav tawv hniav tshuab cylindrical reducer ZD (L, S, F) Y;
4. Conical cylindrical gearbox rau kev ceev ceev MBY (K), MCYK
5, ZQ, ZD (L, S) qhov muag hniav zoo nkauj thiab ZQA, QJ, ZD (L, S) Z, DB (C) Z nyuaj deg ua kom tsis muaj teeb meem;
6, tshuab nruas hluav taws xob.
Thib peb, cycloidal pinwheel reducer (tus qauv kev ua tiav: JB / T2982-94A / B JB2982-81)
1. Tus txheej txheem qauv (piv txwv Pg1);
2, cov yam ntxwv (piv txwv Pg1);
3. Cov tau ntawm daim ntawv thov: a. Qhov ceev ntawm lub nrawm tus ncej tsis yog ntau tshaj 1500 rpm;
b, thaj chaw ua haujlwm -100∽400;
c, Qhov ntsuas kub nce tsawg tshaj 600, thiab qhov kub siab tshaj plaws tsis yog ntau tshaj 800;
4, siv thiab lubrication (piv txwv Pg20, 21);
5. Qhov tseem ceeb, cov ntaub ntawv thiab lub zog:
a, cycloidal log GCr15, kev kho cua sov quenching hardness HRC 58∽62;
b, tso tawm ua haujlwm, nkag rau ncej 45 #, kev kho cua sov kom sov thiab kub siab HB 230∽260;
c, puag HT200;
6, kev siv lub cycloid log ua cov txheej txheem:
Forging (GCr15) Spheroidizing Annealing Roughing Tsheb Txheeb Kom Zoo Tiav Tsheb Tsheb Holes thiab Lwm Qhov Hobbing Quenching (HRC58∽62) Kev Sib Tsoo Kawg Lub ntsej muag Sib Tsoo Loj Hauv Qhov Sib Hawm Sib Tw Sib Nraus Sib Sib Zog Sib Nqus Sib Tw Sib Tw;
Plaub, yuav tsum muaj kev txiav txim siab:
1. Ib qib ua piv rau qhov nrawm: 11, 17, 23, 29, 35, 43, 59, 71, 87;
2, qauv qhia txuj ci: ib leeg-theem, ntau theem, nrog lub cev muaj zog, cov hom kev tawm tswv yim;
3, cov khoom siv tseem ceeb (thav duab, cycloid, ncej) thiab lub zog;
4. Roj nplua nyeem txoj kev, qib roj nplua nyeem, hloov sijhawm;
5, kev saib xyuas kev txhim kho;
6, tuaj yeem nrhiav cov plahaum loj thiab qhov loj me ntawm tus qauv (suav nrog cov tshwj xeeb ntawm kev siv khoom);
7, qhov xaiv raug.
Thib tsib. Tus qauv sib piv cov lus ntawm cycloid reducer:
Txheem hom gearbox rau ceev reducers:
JB / T2982-94A X1 X2 X3 X4 X5 X6 X7 X8 X9 X10 X11 X12 XXNUMX
JB / T2982-94B B09 B0 B1 B2 B3 B4 B5 B6 B7 B8 B9
JB2982-81 B15 B18 B22 B27 B33 B39 B45 B55 B65
Ministry of Chemical Industry Txuj Txheeb B120 B150 B180 B220 B270 B330 B390 B450 B550 B650
Thib rau, G series nyuaj nto gearbox rau ceev reducer (GR, GS, GK, GF);
1. Cov yam ntxwv: G series nyuaj hniav sab saum npoo reducer zoo ib yam li German SEW lub tuam txhab cov khoom lag luam tsim, qauv tsim qauv, qhov chaw tsis muaj kev txwv tsis pub ua haujlwm, siab tag nrho lub zog, siab ua haujlwm, me me, tsis tshua muaj suab nrov, lub neej ntev thiab tuaj yeem tiv taus cov taub loj. Kev taw qhia load
a. Tus qauv tsim siab: Nws tuaj yeem yooj yim nrog ntau hom ntawm lub cev muaj zog lossis lwm yam muaj zog. Tib lub tshuab muaj peev xwm tuaj yeem nrog cov motors ntawm ntau lub zog, uas yooj yim rau kom paub qhov kev sib txuas ua ke ntawm ntau cov qauv;
b. Daim ntawv teeb tsa: kev teeb tsa peb-seem (M1-M6) tuaj yeem pom tseeb;
c. Lub zog tag nrho: lub thawv lub cev yog ua los ntawm lub zog loj zog cam khwb cia hlau, ib zaug ua ke, lub iav yog ua los ntawm cov hlau siab zoo (20CrMnTi), carburizing thiab quenching zoo sib tsoo cov txheej txheem, qhov tseeb yog 5-6, hardness HRC58-62;
d. Kev ua tau zoo: thawj qib kis: 98%; kis tau tus mob thib ob: 96%; peb-theem kis 94%; cov iav iav: 62-77%;
e. Lub neej: lub neej tsim muaj ntau dua 36000 teev (txawm tias thauj khoom tau zoo);
f. Siv thaj chaw: -100C-400C; hauv qab 1000 meters siab dua hiav txwv dej hiav txwv, tuaj yeem khiav hauv kev khiav rov qab;
g. axial quab yuam: kev quab yuam axial tsis ntau dua 5% ntawm lub ntsuas radial;
2. Lub Tshuab Hluav Taws Xob: nruab nrog Y2 series lub cev muaj zog, raws li IP54 tiv thaiv qib, siv raws li Chav Kawm B rwb thaiv tsev;
3. Lub tshuab ua haujlwm: Cov khoom siv roj tau ua kom tiav ntawm lub hoobkas. Cov roj lubricating siv yog GR, GK, GF nruab nrab ntsaws cov roj iav (L-CKC-220 lossis 320), GS: roj iav roj (L-CKE / P);
4. Kev kho cua sov ntawm cov khoom tseem ceeb:
a. Gear: 20CrMnTi (forging), carburizing thiab quenching HRC58-62
b. Ncej: 20CrMnTi (forging), carburizing thiab quenching HRC58-62
c. Worm: 20CrMnTi, carburized thiab quenched HRC58-62
d. Cov khoom tsim tawm: 42CrMo, quenched thiab tempered HB240∽286
5, kev ua cov txheej txheem ntawm cov ntu tseem ceeb:
a. Lub thawv: Hlau pwm txhua yam moulding Casting Artificial aging treatment Txhaj peening Ua chaw ua (Nyiv) Peb los ua ke cov khoom kuaj xyuas (Nyiv)
b. Iav: Forging Rough car Normalizing kho Kev ua tiav Tsheb (CNC tshuab dhos) Hobbing Carburizing thiab quenching thiab tempering (HRC58-62)
Kev txhaj tshuaj tiv thaiv kev sib tsoo (suav nrog hauv paus) Kev sib tsoo kawg sib tsoo sab hauv lub qhov taub kawg chamfering coarse sib tsoo hniav zoo sib tsoo hniav 6 (German CNC sib sau lub iav kev sib tsoo tshuab) Kev ntsuas qhov chaw sib tsoo pom (lub ntsej muag ntawm cov hniav, qhia lub suab, suab, thiab lwm yam)
c. Ncej: Forging Rough tsheb Zoo li kev kho tiav Lub tsheb tiav (CNC tshuab dhos) Hobbing Milling keyway Carburizing thiab quenching
Kev sib tsoo lub ntsej muag (suav nrog cov hauv paus hniav) Kev sib tsoo hauv lub qhov Qhov sib tsoo sab hauv lub voj voos Sib tsoo cov hniav Kev sib tsoo cov hniav 6 (German CNC ua cov iav sib tsoo tshuab)
Iav qhov chaw tshawb pom qhov chaw (cov hniav, lub kaus hniav, lub suab, thiab lwm yam.) Kev kuaj xyuas seb puas muaj hlau nplaum
6, kev faib tawm:
a.GR series helical gearbox rau kev ceev ceev
Lub zog helical iav GRX:
Nta: lub pluaj thooj plav zais zis, qhov ntsuas me me ntawm qhov nruab nrab ntawm qhov siab, thiab qhov ua haujlwm tau zoo 98%;
Cov Cim Tsis Muaj: tus lej xov tooj RX57∽107 (6 hom); fais fab 0.12-45KW; tus lej ceev 1.3∽6.63; tso zis torque 16∽830N.m
Qeb ob thiab qib peb lub kaus mom hlau GR:
Cov Cim Tsis Muaj: tus lej xov tooj R17∽167 (13 hom); fais fab 0.12∽160KW; tus lej ceev 3.37∽289.74; tso zis torque 100∽18000N.m
b, GS series helical iav - cua nab gearbox kom ceev reducer:
Nta: qhov nrawm nrawm dua, qhov chaw siab thiab qis nruab nrab, kev ua hauj lwm tsawg tsawg (qhov nrawm piv tsawg dua 70, efficiency 77%; tus lej ceev ntau dua 70, efficiency 62%)
Cov Cim Tsis Muaj: tus lej xov tooj GS37∽97 (7 hom); fais fab 0.12∽30KW; tus lej ceev 7.57∽288; tso zis torque 17∽4200N.m
c, GK series helical iav - muab kauv bevel gearbox rau ceev reducer:
Nta: ntsug tsim tawm; siab kis tau tus mob torque; siab iav qhov tseeb; efficiency 94%
Cov Cim Tsis Muaj: tus lej xov tooj GK37∽187 (12 hom); fais fab 0.12∽200KW; tus nqi ceev: 5.36∽197.37; tso zis torque 9.9∽50000N.M
d, GF series parallel ncej ncej helical gearbox rau ceev reducer:
Nta: Thaum uas tig mus tso zis; efficiency 94∽96%
Cov Cim Tsis Muaj: tus lej xov tooj GF37∽157 (10 hom); fais fab 0.12∽110KW; tus lej ceev 3.77∽281.71; tso zis torque 3.3∽18000N.m
7, xaiv:
Lub zog tas li:
1 Paub txog lub zog P, kev tawm tswv yim ceev n1, tso zis tawm ceev n2 (lossis tus lej ceev), kev ua haujlwm cov coefficient fA, tuaj yeem soj ntsuam ncaj qha (xaiv parameter rooj, lub zog tas mus li):
Pom lub zog sib xws, qhov ntsuas hluav taws xob zoo sib xws, sib piv cov kev siv piv txwv fB ≥ fA, tab sis thaum lub zog ceev tsis yog 1500r.pM, lub zog Pn yuav tsum hloov dua siab tshiab:
Pn = (1500 / n1) P, thiab nws yog qhov txaus kom txaus siab fB≥fA nrog PN saib cov lus.
Piv txwv 1: Y2 lub cev muaj zog, P = 1.5KW, 4 ncej, tus lej ceev i = 37, kev ua haujlwm tus lej coefficient fA = 2, cov khoom siv khiav ua ke (me me eccentricity), nrog cov ko taw thiab cov zis tav toj, xaiv cov qauv tsim nyog;
Kev daws: Qauv GR, kos cov qauv PgR19, xaiv GR77, i = 36.83, fB = 2.2> fA, tuaj yeem siv, tshuab qauv: GR77-Y1.5-4P-36.83-M1
Piv txwv 2: Lub hwj huam tawm tswv yim 3.2KW, n1 = 500r.pm, n2 = 20r.pm, fA = 1.5, GR ob-txoj kab ntawm lub cev, cov tswv yim ncej puab yog Φ38, taw kev sib tw, cov haujlwm tawm tig rov qab, xaiv cov qauv tsim nyog;
Kev daws: n1 = 500r.pm, tsis yog 1500r.pm los hloov lub zog
PN=(1500/n1)*P=1500/500*3.2=9.6KW Select 11KW
Tshawb xyuas lub rooj PgR30, tau GR97, fB = 1.55, i = 25.03, fB> fA = 1.5, tshuab qauv: GRSZ97AD4-25.03-M4
2 paub tias lub zog ua haujlwm M2, ua haujlwm nrawm n2, ua haujlwm ua haujlwm coefficient fA
Txoj kev: Tus nab npawb ncej tsis tau teev tseg. 4-ncej lub cev muaj zog yog siv ua ntej, thiab lub zog ntawm lub cev muaj zog yog xam: P = M2 * n2 / 9550, thiab tus lej ceev i = n1 / n2 yog txiav txim siab.
Xam M2 * fA thiab nias M2 * fA≤Ma, tus qauv tseem ceeb
Raws li lub hwj chim, qhov nrawm nrawm thiab thawj tus qauv xaiv, xyuas cov npe ntsuas (lub zog tas mus li), nrhiav Ma, fB
Kuaj Ma * fB≥M2 * fA (rau cov iav cab, yuav tsum yog Ma> M2)
Piv txwv 3: M2 = 1200N.m, n2 = 30r.pm, fA = 1.2, cov khoom tsim ntsug, hollow tus ncej, ntug sib dhos, kev teeb tsa ua M3, kev ua haujlwm ntau dua 90%, tsim nyog rau tus qauv;
Kev daws: 4-ncej lub cev muaj zog tsis tau teev tseg, thiab tus qauv yog GKAF.
P=M2*n2/(9550*η)=1200*30/9550*0.94=4KW, M2*fA=1200*1.2=1440N.m
Cov lus xaiv tseem ceeb yog GKAF77, thiab saib lub rooj PgK17 yog: i = 45.24, fB = 1.3, Ma * fB = 1140 * 1.3 = 1482N.m> M2 * fA = 1440N.m ua tau raws
Tshuab qauv: GKAF77-Y4-45.24-M3
Piv txwv li 4: Steel mill hlau teeb duab tshuab (24-teev ua haujlwm system), lub zog uas yuav tsum tau tsav cov cuab yeej yog 13KW, kev hloov pauv hloov ceev tau tsim nyog, kev tawm tswv yim thiab tawm cov kab taw qhia ntsug, lub hauv paus yog ntsia nruab ntug, lub thawv tsav lub thawv thiab ib-seem cov khoom tsim tawm tau pom ntawm qhov kawg ntawm lub cev muaj zog, ntsig txog Thiab rau sab xis, qhov tso zis ceev ntawm tus ncej yog txog 23 rpm, qhov pib thiab nres yog tsawg dua 10 zaug nyob rau ib teev, qhov ntsuas kub ntawm huab cua yog txog 250C, thiab radial thauj khoom ua haujlwm ntawm qhov nruab nrab ntawm ncej, txog 3.5 tons.
Kev daws teeb meem: Los ntawm cov neeg mob uas paub, cov ua hauj lwm txheej coefficient rooj fah = 1.75, fac = 1, rog = 1, fA = fah * fac * rog = 1.93
Mas ua cov qauv GK qauv raws li cov tswv yim thiab cov zis:
M2=9550*P1/n1=9550*13/23=5398N.m, M2*fA=5398*1.93=10413N.m, P≥P1/n=13/0.94=13.8KW Select 15KW
Saib rau saum rooj PgK21 kom tau Ma = 5808N.m, fB = 2.1 GK127 Ma * fB = 5808 * 2.1 = 12196N.m> M2 * fA = 10418N.m
Txheeb xyuas cov khoom thauj radial: FX = Fr * fA = 35000 * 1.93 = 67550N
Txheeb xyuas: GK127 tshuab Fra = 76000N> Fx = 67550N, xaiv tshuab qauv: GK127-YVP15-4P-62.31-M1-B-2700
8, G series cov lus qhia ntxiv:
a. GK, GKAB yog tib lub thawv, GKA, GKAF, GKAT yog tib lub thawv, thiab ob lub npov sab saud yog qhov loj me;
b. Muaj ob hom hollow ncej diameters ntawm GSA, GSAF thiab GSAZ;
c. GRF, GRXF, GRM tso zis flange loj muaj ntau yam yuav tsum tau cim;
d. Input shaft type input ncej ncej diam npav muaj ntau yam yuav tsum khij;
e. Kev pom zoo siab: qhov siab.h≤250—- -0.5 h> 250—- -1
Kev ntsuas diamis.ΦD≤50—- R6 ΦD> 50 — m6
Hollow ncej. Sab hauv lub qhov taub - H7
9, G series yuav tsum muaj kev txiav txim siab:
a. Txhua cov qauv ntawm cov qauv, cov kwv yees tso zis tawm ntau hom, ntau zog, ntau qhov ntau thiab tsawg;
b. cov qauv sawv cev tseeb;
c. Cov khoom siv tseem ceeb (thawv, iav, pinion) thiab lub zog;
d. Txoj kev siv tshuab roj, qib roj nplua nyeem, lub sijhawm hloov (thaum qhov ntsuas kub tsawg dua 00, preheat ua ntej pib);
e. Kev ceev faj kev teeb tsa;
f. Ceev nrooj pom lub ntsiab teeb tsa thiab qhov loj me ntawm tus qauv;
g. Kev txiav txim siab tus qauv ntawm lub tshuab kom raug raws li cov xwm txheej tiag tiag;
xyob h. Paub txog kev siv tshuab ua cov khoom seem (kem, iav, pinion);
kuv. Cov tswv yim khiav ceev ntawm tus ncej siab tsis yog ntau tshaj 1500r.pm, thiab txoj kab nrawm tsis ntau dua 20m / s.
7. Hardened cylindrical iav (JB / T8853-2001) thiab conical cylindrical gearbox rau kom ceev ceev (JB / T9002-1999):
1. Cov yam ntxwv: nyob rau hauv 70s, kev tsim cov khoom lag luam zoo sib xws ntawm Flanders tsis raug simulated. Piv nrog rau cov hniav muag muag, qhov kev coj tus kheej tau zoo heev, qhov ua tau zoo yog qhov siab, lub ntim me me, kev pab lub neej ntev, kev ua tau zoo ib-theem yog ntau dua 96.5%, kev ua tau zoo ntawm ob theem yog ntau dua 93 %, thiab qib peb Thib ntau dua 90%, kev ua haujlwm siab ceev tsis yog ntau dua 1500 rev / min, ua haujlwm ib puag ncig -100 ∽ 400, ua ntej 00C, cov roj nplua nyeem yuav tsum tau ua ntej roj rau saum 00C ua ntej pib , tuaj yeem thim rov qab thiab khiav haujlwm;
2. Lub tshuab ua haujlwm: tsis muaj roj ntxiv rau hauv lub thawv rau kom ceev ceev. Tom qab kev teeb tsa, cov roj nplua nyeem yuav tsum tau txhaj. Cov roj theem yuav tsum nyob ntawm qhov siab sau tseg ntawm lub lwg. Cov roj lubricating raug xaiv raws li cov roj siab tshaj huab roj N220∽N320;
3. Cov kab ke ntawm daim ntawv thov: kev tawm tswv yim khiav ceev tsis ntau tshaj 1500r.pm, thiab qhov ntsuas ntawm lub zog tsis pub tshaj 20m / s;
4. Kev kho cua sov ntawm cov khoom tseem ceeb:
a. Kev tuav pov hwm, pinion: 20CrMnTi (forging), tawv tawv quenching HRC58∽62;
b. Tawm qhov khoob: 42CrMo, quenched thiab tempered HB240∽286.
5. Kev faib tawm:
a. Lub thawv cylindrical rau kom ceev ceev.
Qauv: ZDY - kis ib-theem kis, ZLY - ob-theem kis, ZSY - -class kis, ZFY - -class kis
Cov lus qhia tshwj xeeb: ZDY80∽560, 13 qauv, tus lej ceev 1.25∽5.6; ZLY112∽710, 17 qauv, tus lej ceev 6.3∽20;
ZSY160∽710, 14 qauv, tus lej ceev 22.4∽100; ZFY180∽800, 14 qauv, tus lej ceev 100∽500;
Kev Xaiv: Lub zog muab xam - P2m = P2 * KA * SA Xav tau gearbox nominal input zog P1≥P2m
Kev ntsuas cov nqi hluav taws xob ua kom sov - P2t = P2 * f1 * f2 * f3 Yuav tsum tau gearbox kom ceev ceev cov npe nom phaj thermal zog P1G lossis P2G> P2t
Instantaneous ncov thauj khoom P2max≤1.8P1
Qhov siab tshaj plaws radial load nyob rau hauv nruab nrab ntawm tus ncej: ib theem - tswv yim kev tiv thaiv radial load ≤ 125, cov khoom xa tawm radial load ≤ 125
Thib ob, tertiary - qhov teeb meem ncej radial load ≤ 250
b. Conical cylindrical gearbox rau kev ceev ceev.
Qauv: DBY (K) - ob-theem tsav, BCY (K) - -yog tsav, K yog hollow tso zis tawm
Cov lus qhia tshwj xeeb: DBY (K) 60 ∽ 560 12 qauv Qib Piv 8 ∽ 14
Bey (k) 160 ∽ 800 15 qauv ceev piv 16 ∽ 90
Kev Xaiv: Yuav tsum tau nominal lub zog ntawm lub thawv rau kom ceev ceev - P1 ≥ P2 * KA * SA; xyuas cov pib sib zog - ≤ 2.5
Txheeb xyuas lub zog hluav taws xob: PG1 * fw * fA≥P1 lossis PG2 * fw * fA≥P1
(TK: pib qhov pib loj lossis ntau dua qhov qub input torque)
Yim, mos mos npoo hniav (nruab nrab tawv hniav sab saum npoo) reducer:
1. Piv nrog rau cov tawv hniav tawv, cov tawv tawv muaj qhov tsawg, qhov ua tau zoo yog tsawg, hnav tsis yooj yim, thiab tus nqi kuj tsis tshua raug;
2, qhov tseem ceeb thiab cov khoom siv: iav - khoom siv 45 #, hluav taws kub ib txwm HB170 ∽ 210; iav ncej - cov khoom siv 45 #, quenching thiab tempering HB230 ∽ 260.
3, cov khoom siv tawv tawv hauv nruab nrab: cov iav - cov khoom siv 35CrM0, quenched thiab tempered HB255 290; pinion - cov khoom siv 42CrM0, kev npau plaub hau 291 ∽ 323.
4, tawv hniav sab saum npoo, muag hniav zoo nkauj, nruab nrab cov tawv hniav zoo sib piv cov lus:
Hniav tawv muag muag muag sab huv
Cov khoom siv 20CrMnTi (feem ntau siv), 20CrMnM0, 20CrNi2M0 45 # 42CrM0, 35CrM0
Hniav tawv qhov tawv HRC58∽62 HB230∽260 (Kev txhuam hniav)
HB190∽220 (iav) HB290∽320 (rau hniav to)
HB255∽290 (iav)
Iav hardness sib tsoo cov hniav zoo dov
Gear qhov tseeb qib qib 6 qib 8 qib 8
Cov kabmob muaj peev xwm 3 1 1.8
01. iav sib dhos - 1 / 2 / 3 ntu iav, 2 / 3 ntu ntu pinion, hluav taws xob lub zog pinion, qhov tseeb qib 2-3, 1-2, 1-2 nyiam cov khoom siv iav, thiab tom qab ntawd qhov siab ua kom sov kho (carburizing HRC mus txog 61.5 ) nrog qhov ntsuas siab thiab lub suab qis; siab hardness, hnav tsis kam thiab muaj kev cuam tshuam, kev pab lub neej ntev!
02. lub cev muaj zog hluav taws xob - siv cov lus German cov tshuab, siv tag nrho cov hluav taws xob txhuas ntim, qhov kub nce qis, kev ua haujlwm siab, kev pab lub neej ntev
03. bearings - siv cov npe uas muaj npe zoo bearings, kis tau zoo dua
04. brakes - txawv teb chaws los ntawm Nyiv, tsis-asbestos Nres los ua cov khoom ntawm cov ntawv, nce txog 3 lab lub sijhawm ntawm kev pab cuam lub neej yog ob npaug ntawm cov nyeg
05. roj foob - lub tshuab hluav taws xob lub tog sab yog feem ntau tiv taus kub kub VITON roj foob, los tiv thaiv cov roj nplua nyeem los ntawm sab nraum qab hauv lub Hluav Taws Xob Tsav
06. hlws ris lub thawv - siv aluminium hlws ris lub thawv, Cov qib tiv thaiv ncav IP67, kev ua haujlwm tsis muaj dej thiab xeb yog qhov zoo.
07. Lub Cev Hluav Taws Xob Lub Cev - ua kom muaj hluav taws xob tshwj xeeb Lub Cev Muaj Zog Txhuas Lub plhaub txhuas, lub cev tsis muaj dej thiab xeb, yooj yim rau dissipate tshav kub, siab ua haujlwm
08. lubricating roj - siv cov kev ua tau zoo lubricating roj (BT-860-0) 20000 Kev saib xyuas tsis pub dhau sijhawm
