Based on this result, and combined with mathematical models for describing the quenching process, the temperature, microstructure and stress field in quenching process were simulated by the FDM, the variation of microstructure and stress in quenching process was analyzed, and effect of the carburization on them was also analyzed.

基于滲碳模擬結(jié)果，根據(jù)描述淬火過程的數(shù)學(xué)模型国模视频在线，利用有限元法對(duì)試樣淬火過程的溫度場(chǎng)国产又大又黄又爽的视频免费观看、組織場(chǎng)及應(yīng)力場(chǎng)進(jìn)行了數(shù)值模擬国产三级国产精品三级在线，分析了淬火過程中組織和內(nèi)應(yīng)力變化，及滲碳過程對(duì)淬火過程組織及應(yīng)力變化的影響福利爱爱视频。

Main applicability: Welding of the miamond knife head, the carbide alloy saw bit , machine work use carbide alloy cutter welding, if the cutting tool welding such as miamond cutter , drilling tool , lathe tool , shaper tool , milling cutter , broach; Standard piece , hot bolt rammer, if high-strength bolt , nut etc.; Hardware implement , handwork implement heat treatment, if tongs , spanner , whorl utensil , hammer , axe; The accessory high frequency quenching sells the various automobile accessory , motorcycle at reduced prices, such as: Crank shaft , connecting rod , wrist pin , crank pin , sprocket , axial cam , air valve , various rocker arm , rockshaft; Within speed change box, the various gear wheel , castellated shaft , biography prop up high frequency quenching treatment such as half axes , various small axis , various shift fork; The part heat treatment , the high frequency quenching that the gear wheel , sprocket , various axis , castellated shaft , pin wait for if various handle metal; Mssingle of face slide way quenching sells machine tool industry machine at reduced prices waiting.

主要適用范圍：金剛石刀頭的焊接成年人午夜视频网站，硬質(zhì)合金鋸片、機(jī)械加工用硬質(zhì)合金刀具的焊接99久久国产免费只有精品，如金剛石刀具综合图区欧美亚洲综合在线、鉆具、車刀91精品日本永久观看在线、刨刀亚洲黄色网站视频网站、銑刀、鉸刀等刃具的焊接一级做a爱片久久毛片看看精品；標(biāo)準(zhǔn)件美女互摸互慰AV网站在线观看、螺栓的熱鐓，如高強(qiáng)度螺栓亚洲精品国产精品麻豆99、螺帽等熟女一级毛片；五金工具男人操女人黄网站、手工工具的熱處理亚洲一级片免费视频，如鉗子、扳手无码毛片视频一区二区本码国、旋具在线黄色黑人网站、錘子、斧頭www.jcnp88.com；各種汽車配件日女人逼视频、摩托車配件的高頻淬火處理，如：曲軸日韩欧美在线综合网另类、連桿亚洲天堂久久2019、活塞銷、曲柄銷在线视频福利免费观看国产、鏈輪特黄A级A片国产免费—欢迎您、凸輪軸、氣門黄色一级视频导航、各種搖臂国产原创在线观看网站免费下载、搖臂軸；變速箱內(nèi)各種齒輪手机免费黄色网站电影免费在线观看、花鍵軸亂倫图片网、傳支半軸、各種小軸大家操网、各種撥叉等高頻淬火的處理欧美性爱xxⅩx；金屬零件的熱處理婷婷五月丁花综合，如各種齒輪、鏈輪人人操人人看人人玩、各種軸5555www、花鍵軸、銷等的高頻淬火處理日韩毛片一区二区三区；機(jī)床行業(yè)的機(jī)床床面導(dǎo)軌的淬火處理等91网站在线观看精品。

With the rapid development of computer technology and increasing requirements of hardening quality, the computer simulation of quenching process has attracted more and more attentions and become indispensably important means of the present quenching process research and technological design.

隨著計(jì)算機(jī)技術(shù)的迅速發(fā)展和人們對(duì)淬火質(zhì)量的要求越來越高，淬火過程的計(jì)算機(jī)模擬越來越受到人們的重視免费黄色在线网站，已成為當(dāng)今淬火過程研究和淬火工藝設(shè)計(jì)中必不可少的重要方法欧美性交2。

The oil-quenching tank uses the steel plate structure, has the square shape, the rectangle, the circular, in the fuel tank the installment has the electric heating tube, outside the trough the installment has the oil pump, the stainless steel disc heat interchanger, the automatic oil constant temperaturecontrols the warm cabinet, its principle of work: When the work piece enters fuel tank quenching to cause frequently the oil temperature elevates, the oil pump starts to work, sucks in the stainless steel disc heat interchanger fuel tank's in high temperature oil, this time cools the circulating waterto put through automatically, carries on the heat transfer through disc heat interchanger's multi-layer stainless steel plate trough, causes the quenching oil which the process cools to return to the oil-quenching tank again, so moves back and forth the circulation, achieves the fuel tank to decreasetemperature the goal.

淬火油槽采用鋼板結(jié)構(gòu)，有方形九九色色免费视频、長(zhǎng)方形欧美一级AA大片免费看视频人、圓形，油槽內(nèi)安裝有電加熱管美女插插插视频，槽外安裝有抽油泵18岁A级黄色和特级黄色视频、不銹鋼板式換熱器，自動(dòng)油恒溫控溫柜2022最新韩国三级理论，其工作原理：當(dāng)工件頻繁進(jìn)入油槽淬火引起油溫升高時(shí)九九在线精品国产麻豆，油泵開始工作，將油槽內(nèi)的高溫油抽入不銹鋼板式換熱器欧美在线视频精品加勒比，此時(shí)冷卻循環(huán)水自動(dòng)接通日韩欧美爱爱视频，通過板式換熱器的多層不銹鋼板槽進(jìn)行換熱，使經(jīng)過冷卻的淬火油再返回淬火油槽欧美人成在线视频免费一级A片，如此往復(fù)循環(huán)JiZzJiZZ国产免费A片7，達(dá)到油槽降溫目的。

The quenching oil trough uses the steel plate structure, has the square shape, the rectangle, the rotundity, the electric heating tube installed in the fuel trough , the oil pump and stainless steel disc heat interchanger installed outside of the trough, the automatic oil constant and controlling temperaturetank, its principle of work: When the work piece enters fuel trough quenching to cause frequently the oil temperature elevates, the oil pump starts to work, sucks in the stainless steel disc heat interchanger fuel tank's in high temperature oil, this time cools the circulating water to put through automatically,carries on the heat transfer through disc heat interchanger's multi-layer stainless steel plate trough, causes the quenching oil which the process cools to return to the oil-quenching tank again, so moves back and forth the circulation, achieves the fuel tank to decrease temperature the goal. When the

淬火油槽采用鋼板結(jié)構(gòu)超碰在线婷婷免费，有方形、WWW4438、長(zhǎng)方形、圓形欧美黄色视频免费体验，油槽內(nèi)安裝有電加熱管免费看黄网站在线观看www，槽外安裝有抽油泵、不銹鋼板式換熱器亚洲免费aa视频，自動(dòng)油恒溫控溫柜黄色视频无遮挡无内衣，其工作原理：當(dāng)工件頻繁進(jìn)入油槽淬火引起油溫升高時(shí)，油泵開始工作日韩一级片网站，將油槽內(nèi)的高溫油抽入不銹鋼板式換熱器欧美性爱在线影视福利网，此時(shí)冷卻循環(huán)水自動(dòng)接通，通過板式換熱器的多層不銹鋼板槽進(jìn)行換熱，使經(jīng)過冷卻的淬火油再返回淬火油槽国产一级牲交视频播放在线观看，如此往復(fù)循環(huán)黄片动图麻豆免费，達(dá)到油槽降溫目的。

The oil-quenching tank uses the steel plate structure, has the square shape, the rectangle, the circular, in the fuel tank the installment has the electric heating tube, outside the trough the installment has the oil pump, the stainless steel disc heat interchanger, the automatic oil constant temperature controls the warm cabinet, its principle of work: When the work piece enters fuel tank quenching to cause frequently the oil temperature elevates, the oil pump starts to work, sucks in the stainless steel disc heat interchanger fuel tank's in high temperature oil, this time cools the circulating water to put through automatically, carries on the heat transfer through disc heat interchanger's multi-layer stainless steel plate trough, causes the quenching oil which the process cools to return to the oil-quenching tank again, so moves back and forth the circulation, achieves the fuel tank to decrease temperature the goal.

淬火油槽采用鋼板結(jié)構(gòu)美国一级黄片人兽，有方形大乳美女深夜自慰、長(zhǎng)方形、圓形www.欧美a片，油槽內(nèi)安裝有電加熱管91福利视频，槽外安裝有抽油泵、不銹鋼板式換熱器久久一级婬A片AAA毛片女人，自動(dòng)油恒溫控溫柜在线一级油黄片，其工作原理：當(dāng)工件頻繁進(jìn)入油槽淬火引起油溫升高時(shí)，油泵開始工作五月婷婷丁香综合伊人一区二区三区四区，將油槽內(nèi)的高溫油抽入不銹鋼板式換熱器jjzzjizz中国，此時(shí)冷卻循環(huán)水自動(dòng)接通，通過板式換熱器的多層不銹鋼板槽進(jìn)行換熱三级特黄AA片视频在线，使經(jīng)過冷卻的淬火油再返回淬火油槽丁香婷婷一区二区，如此往復(fù)循環(huán)，達(dá)到油槽降溫目的26uuu欧美杂交。

The author searched a good quencher way to adapt to the quencher place and other places that jointing very thin and weak of those single batch hardware through the several testings of quencher to armature of clutch .

通過對(duì)形狀稍復(fù)雜的離合器爪部進(jìn)行淬火的幾種方法的嘗試欧美精品第欧美第12页，找到一種行之有效的淬火方法，該方法特別適用于淬火部位和零件其它部位連接部分較薄的單件小批量零件的淬火看A片免费的网址。

The contact fatigue strength was measured after the 20CrNi2Mo and 15CrNi6 steel used asdragging gear on quasi high speed locomotive was carburized and quenched as well as peened,com-pared with that of 20CrMnMo steel.The results shown that the contact fatigue strength limits of thesethree types of steel carburized and quenched essentially same,and the contact fatigue strength Iimit hasbeen increased by 5 porcent after peening,and that the failure appoarances of all contact fatiguespecimen were delamination ...

對(duì)20CRrNi2Mo国产熟女AV免费观看尤物、15CrNi6及20CrMnMo滲碳淬火齒輪及15CrNi6滲碳淬火＋噴丸處理齒輪進(jìn)行了彎曲疲勞試驗(yàn)，介紹了齒輪試件的設(shè)計(jì)與加工偷拍网站大全、試驗(yàn)裝置與夾具、試驗(yàn)方法及試驗(yàn)數(shù)據(jù)的統(tǒng)計(jì)處理成h人视频网站，試驗(yàn)結(jié)果表明欧美潮喷十大喷潮，20CrNi2Mo和15CrNi6滲碳淬火齒輪在R＝0.99時(shí)的σFlim分別為530MPa和375MPa，與20CrMnMo滲碳淬火齒輪相比福利影视亚洲影视在线观看，彎曲疲勞強(qiáng)度分別提高80％和27％亚洲日本亚洲国内精品自在自线。15CrNi6經(jīng)滲碳淬火＋噴丸處理齒輪在R＝0.99時(shí)的σFlim為490MPa，比未噴丸處理者提高30％一级做一级a做片性视频无遮挡。

As for bright quenching oil, the directivity of oil flow is very significant in the quenching tank and its effective quenching zone is much narrower than water because its kinematic viscosity is much bigger than the latter.

光亮淬火油在淬火槽內(nèi)的流動(dòng)方向性非常強(qiáng)亚洲欧美一区日韩一区a国产传媒，它在淬火槽中的有效淬火區(qū)域比水的狹窄得多，這是因?yàn)楣饬?strong>淬火油的運(yùn)動(dòng)粘度比水大得多插女人视频。

Common salt bath quenching process are quenched martensite classification quenching, Austempering, surface quenching and partial quenching, etc..

常見的淬火工藝有鹽浴淬火色色色wang，馬氏體分級(jí)淬火，貝氏體等溫淬火，表面淬火和局部淬火等亚洲,日韩,性爱。