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Chii chinonzi spring bushing?

Spring bushingchinhu chinoumbwa chinosanganisa mabasa e elastic zvinhu uye bushings mumakanika masisitimu. Inoshandiswa zvakanyanya mumamiriro ezvinhu akadai sekuvhunduka kunyura, kubhafa, kuisa chinzvimbo uye kuderedza kukweshera. Mabasa ayo makuru anogona kupfupikiswa sezvizvi:

1. Shock absorption uye kukanganisa buffering
Spring bushings inotora ma mechanic vibrations uye nekukasira simba simba kuburikidza ne elastic zvinhu (sengerabha, polyurethane kana metal spring structures). Semuyenzaniso, mumotokari yekumisa system, maspring bushings anoiswa pakati peruoko rwekudzora uye furemu, iyo inogona kunyatso kudzikamisa kuzunguzika kunotapurirwa kumuviri nemapumbu emumugwagwa uye kunatsiridza kugadzikana kwekutasva. Yayo elastic deformation maitiro anogona kushandura yakakwira-frequency vibrations kuita kupisa kwesimba dissipation uye kuderedza njodzi yesystem resonance.

2. Deredza kukakavara uye kupfeka
Senzvimbo yekubatanidza yezvikamu zvinofamba, matsutso echitubu anoderedza friction coefficient nekuparadzanisa kusangana kwakananga pakati pesimbi. Somuenzaniso, motokari shaftbushinginoshandisa yemukati lubricating layer kana self-lubricating material (yakadai sePTFE) kuderedza kutenderera kupikisa, uku ichidzivirira pepanhau kubva pakupfeka uye kuwedzera hupenyu hwechikamu. Mukugadzirisa nzira, elasticity yayo inogonawo kubhadhara axial deviations uye kudzivisa kupfeka kusina kujairika kunokonzerwa nekukanganisa.

3. Kutsigira uye kuisa
Spring bushings inopa tsigiro inoshanduka yezvikamu zvinofamba uye zvine mabasa ekumisa. Mumaindasitiri erobhoti majoini, anogona kumirisana neradial mitoro uye kubvumidza madiki makona kutsauka, kuve nechokwadi chekufamba kunoshanduka kweruoko rwerobhoti uchichengetedza kugadzikana kwechimiro. Uye zvakare, iyo preload dhizaini inogona kugadzirisa gap pakati pezvikamu kudzivirira ruzha kana kurasika chaiko kunokonzerwa nekusunungura.

4. Noise control
Iyo yakakwira yekunyorovesa zvivakwa zve elastic zvinhu zvinogona kudzvanya kupararira kweruzha rwevibration. Somuenzaniso, kushandisarubber bushingsmujinga remagetsi emidziyo yemumba anogona kuderedza ruzha rwekushandisa ne10-15 decibels. Mumagiya mabhokisi, matsutso echitubu anogona zvakare kuvhara nzira yekufambisa yeruzha rwechimiro uye kugadzirisa NVH (ruzha, vibration uye hukasha) kuita.

5. Wedzera hupenyu hwemidziyo
Kuburikidza nekukasira kunyura, kudzikisa ruzha uye kudzikisira kukakavara, matsutso echitubu anoderedza zvakanyanya kukuvara kwemechani kuneta. Nhamba dzinoratidza kuti mumakina einjiniya, mabhurashi akakwenenzverwa anogona kuwedzera hupenyu hwezvinhu zvakakosha neinopfuura 30%. Kutadza kwayo modhi kunowanzo kuchembera kwenyama kwete kutsemuka kamwe kamwe, izvo zviri nyore kufungidzira kugadzirisa.

Zvinhu uye sarudzo yekugadzira
- Rubber bushing: mutengo wakaderera, kuita kwakanaka kunyorova, asi kushomeka kwekushisa kwepamusoro (kazhinji <100 ℃).
- Polyurethane bushing: yakasimba kupfeka kuramba, yakakodzera kune yakakwirira mitoro mamiriro, asi nyore brittle pakudziya kwakadzika.
- Metal spring bushing: yakakwira tembiricha kuramba, hupenyu hurefu, inonyanya kushandiswa munzvimbo dzakanyanyisa senge aerospace, asi inoda lubrication system.

Maitiro ekushandisa
-Munda wemotokari: kumiswa kweinjini, kumiswa yekubatanidza tsvimbo.
- Zvishandiso zveindasitiri: pombi yepombi yepombi inotsigira, kutsika muchina chishandiso mold buffer.
- Precision zviridzwa: Optical platform seismic isolation, semiconductor midziyo yekumisikidza.

Spring bushings inowana chiyero pakati perutsigiro rwakaomarara uye inochinjika gadziriso kuburikidza nemusanganiswa we elastic mechanics nesainzi yezvinhu. Dhizaini yayo inoda kunyatso funga nezvemhando yekuremerwa (static / dynamic), frequency renji uye zvakatipoteredza zvinhu. Maitiro emangwana anozosimudzira akananga kune akangwara zvinhu (senge magnetorheological elastomers) uye modularization kuti ienderane kune zvakanyanya kuoma engineering zvinodiwa.


Nguva yekutumira: Mar-10-2025