IBEERE
Yiyan ohun elo irinṣẹ carbide jẹ pataki paapaa.
2023-09-22

The choice of carbide tool material is particularly important.


Imọ-ẹrọ processing ti o rọrun ti awọn bearings jẹ smelting-casting-annealing-rough machining-quenching, tempering-finishing. Lile ti awọn workpiece lẹhin quenching ati tempering ni gbogbo loke HRC45. Fun awọn ẹya irin ti o ni lile ti o ga, awọn irinṣẹ gige ibile (awọn irinṣẹ gige carbide ati awọn irinṣẹ gige seramiki) ko le pade awọn ibeere sisẹ mọ. Awọn iṣẹ ti awọn irinṣẹ carbide ti simenti kii yoo ṣe apejuwe ni awọn alaye nibi. Lọwọlọwọ, awọn ohun elo ọpa ti o yẹ fun sisẹ awọn ẹya irin carbide ti o ga-lile pẹlu awọn irinṣẹ seramiki ati awọn irinṣẹ boron nitride cubic. Awọn irinṣẹ seramiki ni a mọ daradara lati jẹ brittle ati pe a ko le yipada pẹlu awọn ala nla. Ige agbedemeji ko gba laaye. Ti abuku ti workpiece lẹhin itọju ooru jẹ kekere, dada jẹ dan, ati ala jẹ kekere, o dara lati yan awọn irinṣẹ seramiki.


Gẹgẹbi awọn iṣẹ ṣiṣe oriṣiriṣi, líle, ati igbanilaaye, yan awọn onipò irinṣẹ carbide ti o baamu ati awọn aye gige. Ilana naa jẹ bi atẹle:



(1) Opopona ọkọ ayọkẹlẹ carbide ti o yiyi ti o dara, oju ipari, lile HRC47-55, iyọọda

Ipa ṣiṣe: Igbesi aye ọpa ti carbide cemented jẹ awọn akoko 7 ti awọn irinṣẹ seramiki, ati aibikita dada ni iṣakoso laarin Ra0.6-1.0.



(2) Ti pari titan si pipa ti nso ayika ita carbide, oju opin, lile HRC47-55, lile ikanni HRC55-62; ala ≥ 2mm

Ipa ṣiṣe: Ọpa Carbide ni igbesi aye ọpa gigun ati pe o le rọpo lilọ ti o ni inira, ati roughness dada de Ra0.4.



(3) Circle ita carbide metallurgical ti a yipada daradara ati iho inu, lile HRC62:

Ipa ṣiṣe: Ti a ṣe afiwe pẹlu awọn irinṣẹ gige ajeji, o ni igbesi aye iṣẹ to gun ati aipe dada wa laarin Ra0.8.

 


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