Ngarep > Kabar > Warta Industri

Klasifikasi kelas toleransi bantalan rolling

2023-10-26

1. Grading sakabantalan rolling

·GB/T307.1-94 "Toleransi Bantalan Radial" toleransi bantalan radial liyanebantalan roller tapereddipérang dadi level 0, 6, 5, 4, lan 2.

· Toleransi tbantalan rol apereddipérang dadi tataran 0, 6X, 5, lan 4.

·GB/T307.4-94 "Thrust Ball Bearing Toleransi" thrust ball bearing dipérang dadi kelas 0, 6, 5 lan 4.

· JB5286-91 "Kahanan Teknis Tambahan kanggo Precision Rolling Bearing kanggo Machine Tool Spindles" nemtokake toleransi tingkat SP lan UP saka bantalan rolling presisi kanggo spindle alat mesin - bantalan roller silinder baris pindho.

· JB / T6362 "SP lan toleransi tingkat UP saka bantalan bal kontak sudut bidirectional kanggo spindle alat mesin.

二, Isi kalebu ing tingkat toleransi bantalan rolling

Rolling bantalankalebu toleransi dimensi lan toleransi geometris.

1.Toleransi dimensi, item sing ana gandhengane karo instalasi poros utawa bantalan kursi:

· Panyimpangan sing diidini saka diameter njero, diameter njaba, lebar ferrule lan jembaré perakitan.

· Panyimpangan sing diidini saka diameter klompok roller.

· Nilai watesan sing diidini ukuran chamfer.

2. Toleransi geometris, item sing ana gandhengane karo runout awak sing puteran:

· Nilai runout radial lan end face runout sing diidini saka bantalan rampung (Kia, Kea, Sia, Sea, Sd, SD).

· Thrust bearing raceway ketebalan deviasi (Si, Se).


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