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Ngwaahịa

Bearing roller 30202, otu ahịrị

Nkọwa Dị Mkpirikpi:

E mere bearing roller nke nwere otu ahịrị dị larịị ka ha nabata ibu ndị a chịkọtara ọnụ, ha na-arụ ọrụ n'otu oge ahụ ibu radial na axial. Ahịrị projection nke ụzọ ọsọ na-ezukọ n'otu ebe a na-ejikọta ọnụ na axis bearing iji nye ezigbo mmegharị ahụ, ya mere obere oge esemokwu n'oge ọrụ. Ike ibu ibu nke bearing roller nke nwere teepu na-abawanye ka akụkụ kọntaktị na-abawanye α. Nha nke akụkụ kọntaktị, nke na-adịkarị n'etiti 10° na 30°.


Nkọwa Ngwaahịa

Akara Ngwaahịa

Atụmatụ nke bearings roller tapered

1. Obere esemokwu
Nhazi nke ihe e ji agbanye ihe na ihe e ji emechi elu ya na-akwalite mmepụta ihe mkpuchi mmanụ, nke na-eme ka esemokwu dị ala. Nke a na-ebelatakwa okpomọkụ na mmebi nke flange.

2. Ntụkwasị obi ọrụ ka mma
Mmecha elu kachasị mma na elu kọntaktị nke rollers na ụzọ mgbago na-akwado ịmepụta ihe nkiri mmanụ hydrodynamic.

3. Ndakọrịta nke profaịlụ na nha nke roller
Ndozi nha na nke geometric maka bearing roller dị mkpụmkpụ fọrọ nke nta ka ọ bụrụ otu. Nke a na-enye nkesa ibu kachasị mma, na-ebelata mkpọtụ na mkpọtụ, ma na-eme ka a hazie preload nke ọma.

4. Ngwa siri ike na-agba agba
A na-agbanwekarị bearing nke nwere otu ahịrị dị warara na bearing nke abụọ dị warara. Site n'itinye ihe e bugoro ụzọ, enwere ike iji bearing siri ike.

5. Nkewa
Enwere ike itinye mgbanaka dị n'ime ya na ihe e ji atụgharị ihe na ihe e ji kee ya (kọni) iche na mgbanaka mpụta (iko).

Nkọwapụta nkọwa nke 30202

Nkọwapụta nkọwa nke 30202:
Ihe: 52100 Chrome Steel
Owuwu: Otu ahịrị
Usoro metric
Ọsọ mmachi Mmanụ: 15000rpm
Ọsọ mmachi: 11000rpm
Ibu:0.055 n'arọ

30202 kpụkọrọ akpụkọ

Isi Akụkụ:
Dayameta oghere (d): 15mm
Dayameta mpụta (D): 35mm
Obosara nke mgbanaka dị n'ime (B): 11mm
Obosara nke mgbanaka mpụta (C): 10mm
Obosara dum (T): 11.75
Nha Chamfer nke mgbanaka dị n'ime (r) nkeji:0.6mm
Akụkụ Chamfer nke mgbanaka mpụta(r) nkeji:0.6mm
Ọkwa ibu ike (Cr): 14.22KN
Ọkwa ibu kwụ ọtọ (Cor): 13.05KN

NKEBI MGBE E JI MGBASA OKWU
Dayameta nke ihe nkwado (da) kacha:20 mm
Dayameta nke ihe nkwado (db) nkeji:20.5 mm
Dayameta nke ihe nkwado ụlọ (Da) nkeji:30 mm
Dayameta nke ihe nkwado ụlọ (Da) kacha:30.5 mm
Dayameta nke ihe nkwado ụlọ (Db)min.:32 mm
Obosara oghere kacha nta achọrọ n'ime ụlọ ahụ n'akụkụ buru ibu (Ca)min.:2 mm
Obosara oghere kacha nta achọrọ n'ime ụlọ ahụ n'akụkụ obere (Cb)min.:2.5 mm
Radius nke eriri shaft (ra) kacha:0.6 mm
Radius nke fillet ụlọ (rb) kacha:0.6 mm


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