Subframe Bushing, Lub cev Bushing (Ncua tseg)
1. Nruab nruab nrab ntawm lub subframe thiab lub cev los ua lub luag haujlwm ntawm kev sib cais kev vibration thib ob, feem ntau yog siv rau hauv kab rov tav powertrain kev npaj;
2.Supporting ncua kev kawm ntawv thiab powertrain loads txhawb nqa ncua kev kawm ntawv thiab powertrain loads, cais kev co thiab suab nrov ntawm lub subframe cais kev co thiab suab nrov ntawm lub subframe;
3.Auxiliary functions: withstand powertrain torque, powertrain static support, withstand steering, suspension loads, cais cav thiab txoj kev excitation
Cov Cai Tsim
1.Isolation zaus los yog dynamic rigidity, damping coefficient
2.Static Load and Range Static Load and Range, txwv Deformation Requirements Qhov kawg Deformation Requirements
3.Dynamic load (kev siv tsis tu ncua), siab tshaj plaws dynamic load (mob hnyav)
4.Cov kev cai sib tsoo, kev txwv thiab kev thauj khoom, qhov chaw txwv, kev xav tau thiab kev xav tau sib dhos;
5.Mounting txoj kev (xws li ntsia liaj qhov rooj loj, hom, kev taw qhia thiab kev tiv thaiv kev sib hloov, thiab lwm yam)
6.Txoj haujlwm ncua kev kawm (qhov chaw nkag siab, tsis pom zoo);
7.Corrosion kuj yuav tsum tau, kub ntau yam ntawm kev siv, lwm yam tshuaj yuav tsum tau, thiab lwm yam .;
8.Nyob lub neej yuav tsum, paub cov yam ntxwv tseem ceeb (qhov ntev thiab kev ua haujlwm);
9.Price phiaj
Txoj kev los ua ke
1.Sab saum toj ib feem yog Load-bearing padding
2.Cov hauv qab no yog Rebound padding
3.Upper Hlau Bulkhead: * Txhawb nqa Load-bearing Pad Expansion * tswj los ua ke qhov siab:
1) Lub tsheb thauj khoom thiab ncua kev nruj nruj tswj lub cev load qhov siab Lub tsheb thauj khoom thiab ncua kev txwv nruj tswj lub cev qhov siab
2) Lub ncoo qis tswj lub cev Rebound hloov chaw;
3) Lub ncoo qis yog ib txwm nyob rau hauv siab Thib ob, lub subframe bushing, lub cev bushing (sab laug)
Suspension bushing
Daim ntawv thov:
1.Siv nyob rau hauv ncua kev kawm ntawv systems muab torsional thiab qaij yooj, thiab rau axial thiab radial hloov chaw tswj;
2.Low axial txhav rau kev co zoo sib cais thaum mos radial txhav kom zoo dua stability;
(1) Kev tsim kho hom: Mechanical Bonded Bushings
- Daim ntawv thov: Nplooj Springs, Shock Absorber Bushings, Stability Rod khi pas nrig;
- Qhov zoo: pheej yig, tsis tas yuav them sai sai rau qhov teeb meem ntawm kev sib khi lub zog;
- Qhov tsis zoo: qhov kev taw qhia axial yog yooj yim los tawm, thiab qhov tawv tawv yog qhov nyuaj rau kho.
(2) Kev tsim kho hom: Ib sab Bonded Bushings
Daim ntaub ntawv: Shock absorber bushings, suspension khi rods thiab tswj caj npab
- Qhov zoo: pheej yig piv rau ib txwm muaj ob tog sib koom ua ke bushing, lub bushing ib txwm tig mus rau qhov chaw nruab nrab
- Qhov tsis zoo: Cov kev taw qhia axial yog yooj yim los tawm.Txhawm rau kom ntseeg tau tias lub zog nias, yuav tsum muaj qhov tsim flash
(3) Kev tsim kho hom: Ob Chav Sab Bonded Bushing
Daim ntaub ntawv: Shock absorber bushings, suspension khi rods thiab tswj caj npab
- Qhov zoo: kev ua haujlwm qaug zog zoo dua piv rau unilateral bonding thiab mechanical bonding, thiab qhov tawv tawv yog yooj yim los kho;
- Qhov tsis zoo: Tab sis tus nqi kuj tseem kim dua li kev sib txuas ib leeg thiab kev sib txuas ob sab.
(4) Kev tsim kho hom: Ob Sab Bonded Bushing - Damping Qhov Hom
Daim ntawv thov: Tswj caj npab, trailing caj npab bushings
- Qhov zoo: nruj yog yooj yim adjustable
- Qhov tsis zoo: Muaj peev xwm ua tsis tiav hom ntawm orifice nyob rau hauv torsional rog (> +/- 15 deg);nrhiav cov yam ntxwv yuav tsum tau ua kom haum, yuav ntxiv cov nuj nqis
(5) Kev tsim kho hom: Ob Chav Sided Bonded Bushings - Spherical Inner Tube
Daim ntawv thov: tswj caj npab;
- Qhov zoo: lub khob hliav qab pendulum rigidity tsawg, lub khob hliav qab pendulum rigidity thiab loj radial rigidity;loj radial rigidity;
- Qhov tsis zoo: kim piv rau cov khoom sib txuas ob sab sib txuas zoo tib yam
(6) Kev tsim kho hom: Ob Chav Sided Bonded Bushing - nrog Kev Kho Kom Zoo Tshaj Plaws
Daim ntawv thov: tswj caj npab;
-Qhov zoo: Qhov sib piv ntawm radial mus rau axial txhav tuaj yeem nce los ntawm 5-10: 1 txog 15-20: 1, qhov yuav tsum tau muaj zog radial tuaj yeem ua tau raws li cov roj hmab qis dua, thiab cov tawv torsional kuj tuaj yeem tswj tau;
- Qhov tsis zoo: Muab piv nrog ob lub tog sib txuas sib txuas zoo tib yam, nws kim heev, thiab thaum txoj kab uas hla raug txo, qhov tensile kev nyuaj siab ntawm lub raj sab hauv thiab cov tawv tawv hloov tsis tuaj yeem tso tawm, ua rau muaj teeb meem nrog kev qaug zog.
Stabilizer bar bushing
Stabilizer bar:
1. Raws li ib feem ntawm lub ncua kev kawm ntawv, lub stabilizer bar muab torsional rigidity thaum lub tsheb tig sharply kom tsis txhob dhau yaw ntawm lub tsheb;
2. Ob qhov kawg ntawm lub stabilizer bar txuas nrog lub ncua kev kawm ntawv los ntawm lub stabilizer bar khi rods (xws li tswj caj npab) txuas;
3. Tib lub sijhawm, qhov nruab nrab yog txuas nrog lub thav duab nrog cov roj hmab bushing rau kev ruaj ntseg
Kev ua haujlwm ntawm tus pas nrig bushing
1. Kev ua haujlwm ntawm stabilizer bar bushing raws li cov kabmob txuas nrog lub stabilizer bar khi pas nrig nrog tus ncej;
2. Muab ntxiv torsional nruj rau stabilizer bar khi pas nrig;
3. Nyob rau tib lub sijhawm, tiv thaiv kev hloov pauv hauv axial kev taw qhia;
4. Qhov kub tsis tshua muaj suab nrov yuav tsum zam.
Differential bushing
Kev ua haujlwm ntawm qhov sib txawv bushing
Rau plaub-log tsav cav, qhov sib txawv feem ntau txuas nrog lub cev los ntawm lub bushing kom txo qis torsional kev co.
Lub hom phiaj ntawm qhov system:
20 ~ 1000Hz vibration rho tawm tus nqi
Lub cev nruj hom (Yob, thaws, suab)
tswj vim qhov kub thiab txias Stiffness fluctuations tshwm sim los ntawm kev hloov
Hydraulic bushing
Lub hauv paus ntsiab lus:
1. Nyob rau hauv cov kev taw qhia ntawm hydraulic damping, ob chav ua kua uas muaj cov kua yog txuas nrog ib tug kuj ntev thiab nqaim channel (hu ua inertial channel);
2. Nyob rau hauv lub excitation nyob rau hauv lub hydraulic kev taw qhia, cov kua yuav resonate thiab lub ntim txhav yuav amplified, uas ua rau ib tug ntau dua damping ncov nqi.
Daim ntawv thov:
1. Tswj lub radial damping kev taw qhia ntawm caj npab bushing;
2. Lub axial damping kev taw qhia ntawm rub pas nrig;axial damping kev taw qhia ntawm tus pas nrig rub;
3. Tswj caj npab radial damping kev taw qhia tab sis ntsug installation;
4. Lub subframe bushing yog damped nyob rau hauv radial kev taw qhia tab sis ntsia vertically lub subframe bushing yog damped nyob rau hauv lub radial kev taw qhia tab sis ntsia vertically
5. Lub torsion beam yog ntsia obliquely nyob rau hauv lub radial damping kev taw qhia;
6. Txhawb nqa ntawm tus ncej, ntsia vertically nyob rau hauv axial damping kev taw qhia
7. Attenuate Judder excitation tshwm sim los ntawm lub zog tsis sib npaug ntawm lub log pem hauv ntej
8. Attenuate lub radial thiab lateral vibration hom ntawm lub subframe, thiab damping kev taw qhia yog lub radial kev taw qhia.
9. rear torsion beam hydraulic bushing yog siv los txo cov excitation thaum lub tsheb tsav tsheb ntawm txoj kev ntxhib, thaum ua kom cov ntiv taw kho.
10. Lub hydraulic strut yog txhawb rau sab sauv, uas yog siv los tswj lub 10 ~ 17Hz Hop hom ntawm lub log, thiab nws cov yam ntxwv dynamic yog ywj siab ntawm lub raj poob siab absorber.
Post lub sij hawm: Lub Xya hli ntuj-09-2022
