回火溫度對(duì)滾子鏈等溫鏈板性能的影響

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摘要分析了材質(zhì)為50CrVA 的鏈板在相同等溫淬火工藝以及相同的回火保溫時(shí)間下，不同的回火溫度導(dǎo)致的材料微觀組織和力學(xué)性能的差異，并對(duì)不同回火溫度下的鏈板和未做回火處理的鏈板的拉力和疲勞性能進(jìn)行了研究。

關(guān)鍵詞滾子鏈鏈板等溫淬火回火溫度抗拉強(qiáng)度疲勞壽命

Influence of Tempering Temperature on Performance of Roller Chain Isothermal Chain PlateJiang Chen Zhang Mengjiu Shang Zhaohua Pang Ningning

（Qingdao Choho Industral Co.，Ltd.，Qingdao 266705，China）

Abstract The differences of microstructure and mechanical properties of 50CrVA chain plate caused by different tempering temperatures under the same isothermal quenching process and the same tempering holding time are analyzed，and the tensile and fatigue properties of chain plate under different tempering temperatures and chain plate without tempering are studied.

Key words Roller chain Chain plate Isothermal quenching Tempering temperature Tensilestrength Fatigue life

0引言

隨著鏈傳動(dòng)技術(shù)的不斷創(chuàng)新發(fā)展，在許多重要的領(lǐng)域，其逐漸取代了齒輪和帶傳動(dòng)[1]。（剩余8270字）