Rotary Shears
Kev soj ntsuam ntawm Daim Ntawv Thov ntawm Rotary Shears hauv Steel Coil Txiav Kev Lag Luam thiab cov qauv rau kev suav cov qauv tsim tsis zoo
Ua tsaug rau lawv cov txiaj ntsig tseem ceeb ntawm kev siab- nrawm nrawm nrawm thiab txiav ntev ntev, Rotary txiab tau dhau los ua cov cuab yeej tseem ceeb hauv cov ntawv hlau txiav kev lag luam thiab tau siv dav rau kev txiav - rau - ntev ua cov ntawv kub - dov ntawv, txias - dov nplooj ntawv, galvanized steel phaj, thiab lwm yam. Lawv ua haujlwm tseem ceeb hauv kev sib txuas ntawm cov txheej txheem dej ntws xws li dov, pickling thiab galvanizing, thiab downstream tiav cov khoom ua tiav, ncaj qha txiav txim siab qhov tseeb, hla -sectional quality thiab ntau lawm kab efficiency ntawm cov tiav steel daim hlau. Cov ntu hauv qab no tshuaj xyuas cov xwm txheej ntawm kev lag luam thiab cov ntsiab lus tseem ceeb, thaum hais txog cov cai tshwj xeeb ntawm steel phaj shearing. Nws systematically qhia txog cov qauv tsim tsis thiab cov qauv kev suav rau cov tshuab ua teb shear, muab kev txhawb nqa meej rau kev tsim qauv thiab kev ua kom zoo hauv kev lag luam.
Core Applications ntawm Rotary Shear nyob rau hauv steel ntawv txiav kev lag luam thiab siv rau kev txiav - mus rau - ntev ua
Rotary txiab yuav tsum ua raws li cov kev cai ntawm cov hlau phaj ntawm txawv thicknesses, cov ntaub ntawv thiab specifications, npog tag nrho cov ntau yam ntawm shearing scenarios los ntawm txheem daim hlau mus rau tshwj xeeb - lub hom phiaj steel daim hlau. Lawv cov ntawv thov tseem ceeb yog tsom rau hauv cov chaw hauv qab no
Nruam shearing ntawm kub- dov daim ntawv: Tsim kom haum siab - ceev nruam ntau lawm kab Lub nruam ntau lawm xwm ntawm kub- dov daim ntawv (thickness 1.2-6 mm, khiav ceev mus txog 80-100 m / min) yuav tsum tau Rotary txiab los ua kev txiav - mus rau - ntev ntawm cov hlau tsis cuam tshuam qhov ceev ntawm cov hlau kab lub suab. Rotary shear yuav tsum tsim kom muaj qhov ceev kaw-voj nrog kev txiav- mus rau-ntev feeding mechanism kom ua tiav cov kev sib koom ua ke ntawm cov hniav thiab cov phaj hlau thaum lub sijhawm shearing, yog li tiv thaiv phaj ncab lossis hla- ntu ntu skew tshwm sim los ntawm qhov sib txawv ntawm qhov ceev. Nyob rau hauv cov kab ntau lawm rau kub-rolled sheet hlau siv hauv cov khoom siv hauv tsev thiab cov khoom siv hauv tsheb, Rotary shear mechanism yuav tsum ua kom haum rau kev hloov pauv hloov pauv ntawm qhov sib txawv ruaj khov- qhov ntev (1-12 m) kom ntseeg tau tias kev ua haujlwm tsis tu ncua ntawm cov kab ntau lawm thiab txo qis qis qis.
Precision shearing ntawm txias- dov steel, galvanized steel thiab stainless hlau: ua tau raws li qhov yuav tsum tau ua kom zoo
Txias- dov steel, galvanized steel (thickness 0.3-6 mm) thiab stainless hlau yuav tsum tau cov qauv siab heev ntawm nto flatness thiab cross-sectional finish, thiab yog dav siv nyob rau hauv siab-kawg daim ntaub ntawv xws li vaj huam sib luag khoom vaj khoom tsev thiab automotive lub cev panels. Rotary shear machines yuav tsum tswj cov hniav sib txawv thiab shearing quab yuam thaum lub sij hawm siab - txiav ceev kom tsis txhob muaj teeb meem xws li burrs, khawb, zinc txheej tev, cov qhab nia thiab qhov chaw puas, whilst kom paub tseeb txiav qhov tseeb tsawg dua los yog sib npaug rau ± 0.5 hli. Piv txwv li, nyob rau hauv tsheb thiab tsev neeg thov galvanized daim ntawv Txiav mus rau ntev kab, Rotary txiab yuav tsum tau hloov mus rau galvanized nplooj ntawv ntawm txawv zog. Los ntawm kev tswj xyuas cov txheej txheem shearing, lawv xyuas kom meej tias cov ntawv txiav steel tuaj yeem siv ncaj qha rau stamping thiab sib sau yam tsis tas yuav tsum muaj kev sib tw thib ob.
Customized Shearing ntawm Cov Ntawv Hlau Tshwj Xeeb: Ua raws li qhov xav tau ntawm cov duab tsis tu ncua thiab siab - Cov Khoom Siv Lub Zog Tshwj Xeeb steel ntawv xws li siab- lub zog steel, hnav- cov hlau tsis muaj zog thiab stainless- cov hlau tam sim no muaj kev sib tw loj dua vim lawv cov hardness thiab toughness. Rotary shear tshuab yuav tsum tau tshwj xeeb optimized nyob rau hauv cov nqe lus ntawm cov hniav tuav lub zog thiab shearing quab yuam cia kom haum raws li shearing yam ntxwv ntawm cov khoom sib txawv. Piv txwv li, siab - lub zog hlau yuav tsum muaj kev nce hauv shearing quab yuam ntau dua 30%, thaum stainless hlau xav tau kev ua kom zoo ntawm cov khoom siv hniav thiab cov tshuab cua txias kom tiv thaiv cov hniav thiab chipping thaum lub sij hawm shearing. Nyob rau hauv cov kab ntau lawm rau cov hlau tshwj xeeb uas siv rau hauv lub zog thiab tsheb, Rotary shear mechanisms yuav tsum xa cov shearing customized kom tau raws li qhov xav tau ntawm cov duab tsis xwm yeem, qhov ntev thiab cov kev hloov pauv tsis tu ncua-xws li trapezoidal, pob zeb diamond- zoo li tus thiab corrugated daim hlau - yog li kev ua haujlwm tshwj xeeb thiab cov phaj steel.
Core Design Parameters thiab Calculation Formula rau Rotary Shear (Suitable for Steel Phaj Shearing Applications)
Tus qauv tsim ntawm Rotary shear yog nyob rau hauv qhov sib npaug siab -kev ua haujlwm ceev, kev sib dhos meej thiab shearing stability. Nws cov ntsiab lus tseem ceeb yuav tsum raug xam raws li qhov tseem ceeb ntawm qhov sib txawv xws li steel phaj thickness, dav, kev khiav hauj lwm ceev thiab cov khoom siv zog. Cov hauv qab no qhia txog cov qauv kev suav rau cov qauv tsim qauv thiab kev txheeb xyuas ntawm lawv cov xwm txheej siv tau
Shear Force Calculation: Lub hauv paus tseem ceeb rau kev ua kom muaj peev xwm shearing quab yuam yog qhov tseem ceeb rau kev xaiv Rotary shear mechanism lub zog. Nws yuav tsum raug xam raws li cov hlau phaj cov khoom siv zog, thickness, dav thiab shearing txoj kev (parallel shearing, oblique hniav shearing) kom ntseeg tau tias cov hniav txiav tau kiag li severed steel phaj, yog li tiv thaiv cov khoom jamming thiab overload.
Formula rau parallel - hniav shearing quab yuam
Muaj feem xyuam rau cov shearing ntawm nruab nrab- thiab hnyav- ntsuas cov phaj thiab kub- cov ntawv dov siv cov hniav sib npaug, qhov twg cov hniav shearing yog sib npaug rau cov kev taw qhia ntawm kev mus los ntawm steel phaj thiab lub shearing quab yuam yog sib npaug faib thoob plaws tag nrho tus ntoo khaub lig- seem:
F=0.8×σb×A
Parameter piav qhia:
F: Yuav tsum tau shearing quab yuam (N);
σb: Tensile lub zog ntawm cov hlau phaj (MPa); Piv txwv li, 400-500 MPa rau Q235 steel phaj thiab 500-600 MPa rau Q345 steel phaj;
A: Hla-sectional cheeb tsam ntawm ntu shear (mm2), A=b × h;
b: Dav ntawm steel phaj (mm);
h: Hlau phaj thickness (mm);
0.8: Shear quab yuam kho qhov tseem ceeb, suav txog qhov cuam tshuam ntawm cov hniav hnav, shear clearance thiab yas deformation ntawm cov hlau phaj, kom ntseeg tau tias muaj kev nyab xeeb cov npoo tau muab tso rau hauv tus tsim.
Formula rau parallel - hniav shearing quab yuam
Muaj feem xyuam rau cov shearing ntawm nruab nrab- thiab hnyav- ntsuas cov phaj thiab kub- cov ntawv dov siv cov hniav sib npaug, qhov twg cov hniav shearing yog sib npaug rau cov kev taw qhia ntawm kev mus los ntawm steel phaj thiab lub shearing quab yuam yog sib npaug faib thoob plaws tag nrho tus ntoo khaub lig- seem:
F=0.8×σb×A
Parameter piav qhia:
F: Yuav tsum tau shearing quab yuam (N);
σb: Tensile lub zog ntawm cov hlau phaj (MPa); Piv txwv li, 400-500 MPa rau Q235 steel phaj thiab 500-600 MPa rau Q345 steel phaj;
A: Hla-sectional cheeb tsam ntawm ntu shear (mm2), A=b × h;
b: Dav ntawm steel phaj (mm);
h: Hlau phaj thickness (mm);
0.8: Shear quab yuam kho qhov tseem ceeb, suav txog qhov cuam tshuam ntawm cov hniav hnav, shear clearance thiab yas deformation ntawm cov hlau phaj, kom ntseeg tau tias muaj kev nyab xeeb cov npoo tau muab tso rau hauv tus tsim.
Formula rau Shear Force hauv Bevel hniav Shearing
Muaj feem xyuam rau lub bevel blades shearing ntawm nyias daim hlau thiab txias -rolled los xij, qhov twg lub shear hniav yog teem rau ntawm ib tug tej lub kaum sab xis (feem ntau 1-5 degree) rau cov kev taw qhia ntawm kev mus los ntawm steel phaj. Lub zog shear yog siv maj mam, txo qhov siab tshaj plaws thiab txo qhov cuam tshuam rau cov khoom siv:
F=0.6×σb× b × h × sin
• Parameter piav qhia:
◎ Shear hniav inclination lub kaum sab xis (degree); 1-3℃rau cov ntawv nyias thiab 3-5℃rau cov ntawv tuab. Lub kaum sab xis loj dua ua rau qis qis qis qis qis, tab sis me ntsis txo qhov flatness ntawm qhov chaw txiav;
◎ 0.6: Kho qhov zoo rau oblique- hniav shearing; raws li lub zog shear raug faib tawm, qhov zoo tshaj plaws no qis dua li qhov sib npaug - hniav shearing.
Kho cov mis accounting rau shearing ceev
Thaum lub phaj hlau khiav ceev yog siab (＞ 60 m / min), lub zog inertial ntawm cov phaj hlau thiab cov khoom hnyav thaum lub sij hawm shearing yuav tsum raug coj mus rau hauv tus account kom kho lub shearing quab yuam:
F (dynamic)=F × (1+0.1×10v)
• Parameter piav qhia:
◎ v: Hlau phaj khiav ceev (m / min);
◎ 0.1 × (v/10): Dynamic load kho qhov tseem ceeb; qhov siab dua qhov nrawm, qhov cuam tshuam loj dua, thiab qhov kev kho kom raug nce ntxiv kom ntseeg tau tias lub zog hluav taws xob ua tau raws li qhov yuav tsum tau ua ntawm siab - ceev shearing.
Synchronous Blade Speed Calculation: Cov Tub Ntxhais Kawm Ua Ntej rau Kev Txiav Txim Siab
Lub hauv paus yuav tsum tau ntawm ib ya shear yog hais tias cov hniav ceev ceev yuav tsum tau raws nraim li cov sawb ceev. Txhua qhov sib txawv ceev tuaj yeem ua rau cov khoom ncab, kaum sab xis ntawm lub ntsej muag, lossis qhov sib txawv ntawm qhov ntev. Yog li ntawd, xam cov synchronous ceev yog txiav txim siab rau shearing precision.
vblade=vstripvhniav =vsawb
Parameter Description:
vblade uavHniav: Linear ceev ntawm lub taub hau (m / min)
vstripvstrip: Sawb taug kev ceev (m / min)
Lub hauv paus ntsiab lus:
Thaum lub sijhawm txiav, cov kab nrawm ntawm cov hniav thiab cov sawb yuav tsum zoo sib npaug los xyuas kom meej tias lub dav hlau shear yog perpendicular rau cov kev taw qhia ntawm txoj hlua mus ncig. Qhov no tiv thaiv kev txiav txiav thiab burrs thaum ua kom raug txiav- mus rau - ntev qhov ntev.
Muab xam los ntawm:
Kev sib raug zoo ntawm Blade Rotational Speed thiab Synchronous Radius
Muab lub vojvoog tig ntawm cov hniav RR(mm), cov hniav rotational ceev nn(r/min) yog xam raws li:
n=vstripπ × R × 10−3n=π×R×10−3vstrip ib
Parameter Description:
RRyog qhov kev ncua deb ntawm cov hniav rotation center mus rau lub taub hau. Thaum lub sij hawm tsim, qhov kev ncua deb yuav tsum tau txiav txim siab raws li hom mechanism (piv txwv li, crank type, rocker type) kom ntseeg tau tias muaj kev sib haum xeeb ntawm kev sib hloov ceev thiab lub zog ntawm cov qauv.
Txiav Length thiab Shear Cycle Calculation: Qhov tseem ceeb rau Matching Production Line Rhythm
Qhov ntev txiav yog qhov tseem ceeb tshwj xeeb rau cov khoom tiav strip. Lub voj voog shear yuav tsum tau synchronized nrog lub sawb ceev thiab qhov yuav tsum tau txiav ntev kom ntseeg tau tias kev tsim khoom tas mus li thiab tiv thaiv cov khoom tsim los yog teeb meem nro.
Txiav Length Formula
L=vstrip×tL=vkab xt
Parameter Description
LL: Txiav qhov ntev ntawm lub sawb (m)
tt: Shear voj voog lub sij hawm (min), piv txwv li, lub sij hawm ncua ntawm ob txiav
Txoj Cai Core
Qhov ntev txiav yog txiav txim siab los ntawm ob qho tib si lub strip ceev thiab lub voj voog shear. Thaum lub sij hawm tsim, lub voj voog shear yuav tsum tau muab tau inversely los ntawm lub hom phiaj txiav ntev kom paub meej tias lub mechanism atherosclerosis dlhos nrog ntau lawm kab yuav tsum tau.
Shear Cycle Formula
t=60nsheart=nqob 60
Parameter Description
nshearnshear: Tus naj npawb ntawm kev txiav ib feeb (txiav / min), piv txwv li, qhov zaus shearing
Muab xam los
Sib piv shearing zaus nrog txiav ntev
Yog tias qhov yuav tsum tau txiav ntev yog LLthiab lub strip ceev yog vstripvstrip , qhov zaus shearing yuav tsum txaus siab:
nshear=vstripLnshear =Lvstrip ib
Piv txwv
Rau txoj hlua nrawm ntawm 80 m / min thiab txiav ntev ntawm 4 m, qhov zaus shearing yog 20 txiav / min. Qhov no txhais tau tias 20 txiav yuav tsum ua kom tiav ib feeb kom tsis tu ncua txiav cov sawb mus rau qhov ntev 4-meter.
Inertia Torque Calculation: Qhov tseem ceeb rau kev ruaj ntseg cov cuab yeej
Thaum lub sij hawm siab -kev khiav hauj lwm ceev ntawm ya ya shear, lub inertia torque generated los ntawm rotating Cheebtsam xws li cov hniav tuav thiab cov hniav ua rau cov yam ntxwv kev co, uas yuav cuam tshuam shearing raug. Kev suav thiab tswj cov inertia torque yog qhov tseem ceeb rau kev ua haujlwm ruaj khov.
M=J× M=J×
Parameter Description:
MMInertia torque (Nm)
JJ: Moment of inertia ntawm rotating Cheebtsam (kg·m²). Qhov no yog nyob ntawm qhov loj ntawm kev faib cov hniav thiab lwm yam khoom siv, xam raws li J=∑miri2J=∑miri2,qe mimiyog qhov loj ntawm txhua feem thiab ririyog nws qhov deb ntawm qhov chaw sib hloov.
: Angular acceleration (rad/s²), uas hais txog lub sij hawm acceleration lossis deceleration ntawm cov hniav, xam raws li =Δω/Δt =Δω/Δt, qhov twg ΔωΔωyog qhov kev hloov ntawm angular tshaj tawm thiab ΔtΔtyog lub sij hawm acceleration los yog deceleration.
Optimization Strategies:
Txo cov inertia torque-thiab yog li kev vibration- los ntawm kev ua kom zoo tshaj qhov kev faib khoom loj (xws li, tsom cov huab hwm coj los ze zog rau qhov chaw sib hloov), ua kom nrawm nrawm lossis qeeb qeeb, thiab ua kom zoo dua cov lus tsa suab.
Blade Gap Calculation: Qhov tseem ceeb rau kev ua tiav zoo shear nto
Cov hniav sib txawv ncaj qha cuam tshuam rau qhov zoo ntawm qhov chaw sheared thiab tsim cov burrs. Cov khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob khoob. Qhov zoo tshaj qhov sib txawv yuav tsum tau xam raws li strip thickness thiab cov khoom.
δ=k×hδ=k×h
Parameter Description
δδ: Hniav qhov sib txawv (mm)
hh: Sawb thickness (mm)
kk: Gap coefficient, uas nyob ntawm cov khoom siv thiab thickness. Cov txiaj ntsig zoo yog raws li hauv qab no:
Rau cov hlau me me thiab qis- alloy steel: k=0.03k=0.03 mus rau 0.050.05 (sab saum toj qhov tseem ceeb rau ntau dua thickness)
Rau siab -lub zog steel thiab stainless hlau: k=0.05k=0.05 mus rau 0.080.08 (qhov loj dua xav tau rau cov ntaub ntawv nyuaj)
Rau cov ntawv nyias (h Tsawg dua lossis sib npaug 2hTsawg dua lossis sib npaug li 2 hli): k=0.02k=0.02 mus rau 0.030.03 (nrawm qhov sib txawv rau kev txhim kho saum npoo zoo)
Kev Xav Tau
Cov hniav sib txawv yuav tsum tau kho kom haum raws li qhov sib txawv ntawm qhov tseeb strip thickness. Ib qho kev hloov kho qhov sib txawv yuav tsum tau muab tso rau hauv kev tsim kom haum rau cov khoom sib txawv.
Shearing ua hauj lwm xam: Ntxiv hauv paus rau kev xaiv tsav
Shearing ua hauj lwm, cov khoom ntawm shearing quab yuam thiab txiav stroke, sawv cev rau lub zog noj thaum lub sij hawm txiav. Nws ua hauj lwm raws li ib qho tseem ceeb siv rau kev xaiv lub zog tsav (hluav taws xob lub cev muaj zog, hydraulic system) kom muaj peev xwm txaus lub zog rau shearing txiav txim.
W=F×sW=F×s
Parameter Description
WW: Kev ua haujlwm shearing (J)
FFLub zog: shearing force (N)
ss: Txiav stroke (mm), piv txwv li, qhov kev ncua deb ntawm cov hniav mus los ntawm kev sib cuag nrog lub sawb kom tiav kev sib cais. Rau parallel hniav shearing, ssyog kwv yees li qhov sib npaug ntawm strip thickness hh; rau inclined hniav shearing, ssloj dua.
Daim ntawv thov tau txais
Lub zog tsav lub zog yuav tsum ua kom tau raws li qhov xav tau ntawm kev ua haujlwm ib lub sijhawm. Lub cev muaj zog PP(kW) tuaj yeem xam raws li:
P=W×nshear60×ηP=60×ηW×nshear ua
Qhov twg ηηyog qhov kev sib kis tau zoo (0.85-0.9 rau iav tsav; 0.8-0.85 rau txoj siv tawv). Cov mis no ua kom lub cev muaj zog sib tw ntawm ob qho tib si shearing zaus thiab kev ua haujlwm ib lub voj voog, tsis txhob undersizing lossis oversizing.
Integrating Parameters rau hauv Steel Phaj Shearing Application Context
Cov qauv saum toj no tsis ua haujlwm hauv kev sib cais; lawv yuav tsum tau siv kev sib koom tes nyob rau hauv cov ntsiab lus tshwj xeeb ntawm steel phaj shearing los ua kom tiav cov qauv tsim
Daim ntawv thov kev ya ya nyob rau hauv steel phaj txiav cia siab rau kev sib koom ua ke ntawm cov kev ntsuas qhov tseeb thiab qhov tseeb - ntiaj teb kev ua haujlwm. Los ntawm kev siv cov qauv uas tau piav qhia saum toj no, cov tuam ntxhab tuaj yeem ua tiav tag nrho - txheej txheem precision- los ntawm cov qauv tsim mus rau kev ua tau zoo ntawm kev ua haujlwm zoo - ua kom muaj txiaj ntsig zoo, raug, thiab ruaj khov ntawm steel phaj shearing kab. Nrog 16 xyoo ntawm kev txawj ntse nyob rau hauv steel phaj shearing khoom, Shanghai Huoyu Industrial Co., Ltd. tsis tu ncua evolved nws cov khoom tsim kom tau raws li niaj hnub kev lag luam yuav tsum tau, txhawb lub sector txoj kev hloov los ntawm tej yam yooj yim functionality mus rau siab heev ua hauj lwm zoo.
Input Requirements
Txhais lub steel phaj thickness hh, dav bb, khoom tensile lub zog σbσb, strip ceev vstripvstrip, thiab phiaj txiav ntev LL.
01
Core Parameter suav
Pib los ntawm kev xam cov shearing quab yuam FF, ces txiav txim siab cov hniav sib txawv δδsiv cov qauv sib txawv. Paub meej tias synchronous ceev siv vblade=vstripvhniav =vstrip, ua raws li kev suav cov hniav rotational ceev nn.
02
Lub suab sib phim
Siv cov qauv txiav ntev thiab shearing zaus, txiav txim seb tus lej txiav ib feeb nshearnshear thiab qhov sib thooj shear voj voog ttkom ntseeg tau tias kev sib raug zoo nrog cov kab ntau lawm.
03
Kev txheeb xyuas kev ruaj ntseg
Muab xam lub inertia torque MMthiab optimize hniav tuav loj faib kom txo tau kev co. Siv cov qauv kev ua haujlwm shearing los txheeb xyuas lub zog tsav lub zog, ua kom muaj zog txaus.
04
Kev hloov kho dynamic
Rau siab- daim ntawv thov shearing ceev, siv dynamic load kho yam los kho shearing quab yuam thiab tsav system tsis kom haum raws li dynamic txiav tej yam kev mob.
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