CN105821331A - 一种刚强度球磨机用研磨体制备方法 - Google Patents

一种刚强度球磨机用研磨体制备方法 Download PDF

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CN105821331A
CN105821331A CN201610330106.7A CN201610330106A CN105821331A CN 105821331 A CN105821331 A CN 105821331A CN 201610330106 A CN201610330106 A CN 201610330106A CN 105821331 A CN105821331 A CN 105821331A
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胡乾桂
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ANHUI HEKUANG MACHINERY Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18Details
    • B02C17/20Disintegrating members
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/607Molten salts
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C33/00Making ferrous alloys
    • C22C33/04Making ferrous alloys by melting
    • C22C33/06Making ferrous alloys by melting using master alloys
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/008Ferrous alloys, e.g. steel alloys containing tin
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/10Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/12Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/14Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24Nitriding
    • C23C8/26Nitriding of ferrous surfaces

Abstract

本发明公开了一种刚强度球磨机用研磨体制备方法,具有如下步骤:将按4:1:1.2:0.2的废钢、低碳锰铁、生铁、铝合金、以及相当于上述炉料总质量1‑1.5%熔炼造渣剂加入到中频感应炉中混合加热熔化,所述熔炼造渣剂是由以下重量份的原料组成:石墨5‑7份、氧化铝3.5‑4.5份、烧碱3‑5份、硅酸钠6‑8份、氧化铁5.5‑7.5份、无水硼砂5‑8份;并按要求调整化学成分的含量,本发明锻造成型容易,使合金钢的奥氏体转变成下贝氏体组织,使得合金硬度、耐磨性能及表面耐热性能均得到很大的提高。

Description

一种刚强度球磨机用研磨体制备方法
技术领域
本发明涉及球磨机领域,具体属于一种刚强度球磨机用研磨体制备方法。
背景技术
球磨机是物料被破碎之后,再进行粉碎的关键设备。它广泛应用于水泥,硅酸盐制品,新型建筑材料、耐火材料、化肥、黑与有色金属选矿以及玻璃陶瓷等生产行业,对各种矿石和其它可磨性物料进行干式或湿式粉磨。球磨机适用于粉磨各种矿石及其它物料,被广泛用于选矿,建材及化工等行业,可分为干式和湿式两种磨矿方式。
发明内容
本发明的目的是提供一种刚强度球磨机用研磨体制备方法,锻造成型容易,使合金钢的奥氏体转变成下贝氏体组织,使得合金硬度、耐磨性能及表面耐热性能均得到很大的提高。
本发明的技术方案如下:
一种刚强度球磨机用研磨体制备方法,具有如下步骤:
a)将按4:1:1.2:0.2的废钢、低碳锰铁、生铁、铝合金、以及相当于上述炉料总质量1-1.5%熔炼造渣剂加入到中频感应炉中混合加热熔化,所述熔炼造渣剂是由以下重量份的原料组成:石墨5-7份、氧化铝3.5-4.5份、烧碱3-5份、硅酸钠6-8份、氧化铁5.5-7.5份、无水硼砂5-8份;并按要求调整化学成分的含量,检测钢水中其中元素化学成分的重量百分比:0.85-1.15%的铬,0.75-0.95%的镍,0.2-0.5%的钼,0. 17-0.24%的钨,0.1-0.2%的钴,0.2-0.4%的矾,0.03-0.06%的钛,0.01-0.03%的锡;
b)分别进行盐浴淬火池处理、真空渗氮处理,盐浴处理温度为120-135℃,盐浴处理保温时间为1-1.4h,熔盐各成分重量比为:氯化钠12-14份、纯碱12-14份、亚硝酸钾2-5份、碳酸铝 2.5-4.5份、硝酸钠6-8份;真空渗氮处理是先将真空炉排气至真空度1.4-1.8Pa后,炉内温度升温至355~385℃,同时以1.2-1.4L/min送入氮气;
c)对研磨体进行感应加热烤漆处理步骤
第一步,将温度从常温上升到650℃,用时60s;
第二步,将温度从650℃下降到500℃,用时40s;
第三步,将温度从500℃下降到350℃,用时30s;
第四步,将温度从350℃下降到室温,用时100s。
所述检测钢水中其中元素化学成分的重量百分比:1%的铬,0.85%的镍,0.35%的钼,0.2%的钨,0.15%的钴,0.3%的矾,0.045%的钛,0.02%的锡。
本发明制造效率高,锻造成型容易,合金钢的奥氏体转变成下贝氏体组织,使得合金硬度、耐磨性能及表面耐热性能均得到很大的提高。经试验证明,研磨体的力学性能:抗拉强度Rm≥783Mpa,屈服强度Re≥550Mpa,伸长率A≥14.5%,力学性能Z≥21%,冲击吸收功Akv≥23J。
具体实施方式
一种刚强度球磨机用研磨体制备方法,具有如下步骤:
a)将按4:1:1.2:0.2的废钢、低碳锰铁、生铁、铝合金、以及相当于上述炉料总质量1-1.5%熔炼造渣剂加入到中频感应炉中混合加热熔化,所述熔炼造渣剂是由以下重量份的原料组成:石墨5-7份、氧化铝3.5-4.5份、烧碱3-5份、硅酸钠6-8份、氧化铁5.5-7.5份、无水硼砂5-8份;并按要求调整化学成分的含量,检测钢水中其中元素化学成分的重量百分比:1%的铬,0.85%的镍,0.35%的钼,0.2%的钨,0.15%的钴,0.3%的矾,0.045%的钛,0.02%的锡;
b)分别进行盐浴淬火池处理、真空渗氮处理,盐浴处理温度为120-135℃,盐浴处理保温时间为1-1.4h,熔盐各成分重量比为:氯化钠12-14份、纯碱12-14份、亚硝酸钾2-5份、碳酸铝 2.5-4.5份、硝酸钠6-8份;真空渗氮处理是先将真空炉排气至真空度1.4-1.8Pa后,炉内温度升温至355~385℃,同时以1.2-1.4L/min送入氮气;
c)对研磨体进行感应加热烤漆处理步骤
第一步,将温度从常温上升到650℃,用时60s;
第二步,将温度从650℃下降到500℃,用时40s;
第三步,将温度从500℃下降到350℃,用时30s;
第四步,将温度从350℃下降到室温,用时100s。

Claims (2)

1.一种刚强度球磨机用研磨体制备方法,其特征在于,具有如下步骤:
a)将按4:1:1.2:0.2的废钢、低碳锰铁、生铁、铝合金、以及相当于上述炉料总质量1-1.5%熔炼造渣剂加入到中频感应炉中混合加热熔化,所述熔炼造渣剂是由以下重量份的原料组成:石墨5-7份、氧化铝3.5-4.5份、烧碱3-5份、硅酸钠6-8份、氧化铁5.5-7.5份、无水硼砂5-8份;并按要求调整化学成分的含量,检测钢水中其中元素化学成分的重量百分比:0.85-1.15%的铬,0.75-0.95%的镍,0.2-0.5%的钼,0. 17-0.24%的钨,0.1-0.2%的钴,0.2-0.4%的矾,0.03-0.06%的钛,0.01-0.03%的锡;
b)分别进行盐浴淬火池处理、真空渗氮处理,盐浴处理温度为120-135℃,盐浴处理保温时间为1-1.4h,熔盐各成分重量比为:氯化钠12-14份、纯碱12-14份、亚硝酸钾2-5份、碳酸铝 2.5-4.5份、硝酸钠6-8份;真空渗氮处理是先将真空炉排气至真空度1.4-1.8Pa后,炉内温度升温至355~385℃,同时以1.2-1.4L/min送入氮气;
c)对研磨体进行感应加热烤漆处理步骤
第一步,将温度从常温上升到650℃,用时60s;
第二步,将温度从650℃下降到500℃,用时40s;
第三步,将温度从500℃下降到350℃,用时30s;
第四步,将温度从350℃下降到室温,用时100s。
2.根据权利要求1所述刚强度球磨机用研磨体制备方法,其特征在于,所述检测钢水中其中元素化学成分的重量百分比:1%的铬,0.85%的镍,0.35%的钼,0.2%的钨,0.15%的钴,0.3%的矾,0.045%的钛,0.02%的锡。
CN201610330106.7A 2016-05-18 2016-05-18 一种刚强度球磨机用研磨体制备方法 Pending CN105821331A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106319307A (zh) * 2016-11-14 2017-01-11 安徽名杰净化科技有限公司 一种抗扭空气净化器用风轮制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1332264A (zh) * 2001-07-25 2002-01-23 李喜林 一种超高硫具有多种复合自润滑相的高耐磨合金铸造材料
CN1950619A (zh) * 2004-05-04 2007-04-18 Zf腓特烈港股份公司 用于对分式球面轴颈的球形元件及制造方法
CN103038383A (zh) * 2010-07-28 2013-04-10 新日铁住金株式会社 热轧钢板、冷轧钢板、镀锌钢板及这些钢板的制造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1332264A (zh) * 2001-07-25 2002-01-23 李喜林 一种超高硫具有多种复合自润滑相的高耐磨合金铸造材料
CN1950619A (zh) * 2004-05-04 2007-04-18 Zf腓特烈港股份公司 用于对分式球面轴颈的球形元件及制造方法
CN103038383A (zh) * 2010-07-28 2013-04-10 新日铁住金株式会社 热轧钢板、冷轧钢板、镀锌钢板及这些钢板的制造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106319307A (zh) * 2016-11-14 2017-01-11 安徽名杰净化科技有限公司 一种抗扭空气净化器用风轮制备方法

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Application publication date: 20160803