19189.xdl1800鉆機(jī)液壓盤式制動(dòng)裝置的優(yōu)化分析

1、論文題目：XDL1800鉆機(jī)液壓盤式制動(dòng)裝置的鉆機(jī)液壓盤式制動(dòng)裝置的優(yōu)化優(yōu)化分析分析專業(yè)：礦產(chǎn)普查與勘探碩士生：黨曉龍（簽名）指導(dǎo)老師：唐勝利（簽名）崔高漢（簽名）摘要隨著淺層資源的逐漸開發(fā)及利用，未來我國(guó)資源勘查的重點(diǎn)將是距地表2000m左右的深部資源。西安探礦機(jī)械廠針對(duì)我國(guó)未來資源勘查的實(shí)際情況及繩索取心的工藝特點(diǎn)，自主研制了一種適用于中深孔取心鉆探的XDL1800全液壓巖心鉆機(jī)特別是液壓操控鉗盤式制動(dòng)裝置的配合使用，使得該鉆機(jī)在制

2、動(dòng)方面更加方便、可靠，鉆機(jī)的安全性得到了很大提高。本論文在對(duì)XDL1800鉆機(jī)制動(dòng)裝置的結(jié)構(gòu)和工作原理進(jìn)行分析的基礎(chǔ)上，運(yùn)用有限元ANSYS建模分析軟件對(duì)該裝置的制動(dòng)過程進(jìn)行模擬仿真，該仿真過程涉及實(shí)體建模、有限元網(wǎng)格劃分、有限元分析計(jì)算及改進(jìn)設(shè)計(jì)等方法，對(duì)制動(dòng)裝置的主要部件制動(dòng)盤與摩擦片進(jìn)行了三維有限元建模，模擬出摩擦副各部件三維溫度場(chǎng)、應(yīng)力場(chǎng)的分布情況，得出制動(dòng)過程溫度與應(yīng)力的分布規(guī)律；同時(shí)在前人工作的基礎(chǔ)上，結(jié)合XDL1800鉆機(jī)

3、盤式制動(dòng)裝置的實(shí)際尺寸，建立了具有速度可變效應(yīng)的溫度場(chǎng)和應(yīng)力場(chǎng)有限元模型，利用非線性有限元分析方法，較真實(shí)地模擬了盤式制動(dòng)裝置的制動(dòng)過程。本論文研究結(jié)果為進(jìn)一步研究盤式制動(dòng)裝置的熱結(jié)構(gòu)耦合、開發(fā)研制高性能制動(dòng)材料以及盤式制動(dòng)裝置的優(yōu)化設(shè)計(jì)打下了良好的基礎(chǔ)，還將為以后相似巖心鉆機(jī)的設(shè)計(jì)提供理論指導(dǎo)和技術(shù)借鑒。關(guān)鍵詞：巖心鉆機(jī)；盤式制動(dòng)；熱結(jié)構(gòu)耦合；有限元分析研究類型：設(shè)計(jì)研究Subject：TheOptimizationAnalysiso

4、fHydraulicDiscBrakeDevicefXDL1800DrillingRigSpecialty：MineralResourceProspectingExplationName：DangXiaolong（Signature）Instruct：TangShengli（Signature）CuiGaohan（Signature）ABSTRACTAlongwiththegraduallydevelopmentutilizationo

5、fshallowresourcesthekeypointoftheresourcesexplationisabout2000mfromthesurfaceofdeepresourcesinthefuture.AccdingtothefutureresourcesexplationoftheactualsituationinourcountrytheropecingprocessacteristicsXianprospectingmach

6、ineryfactyindependentlydevelopedXDL1800hydrauliccedrillingwhichissuitablefdeepholecingdrillingespeciallyhydrauliccaliperdiscbrakemanipulationmakingthedrillinbrakingismeconvenientreliablehasmuchtoimprovetheoverallperfmanc

7、eofthedrillingrig.ThepaperisbasedonthestructurewkingprincipleoftheXDL1800drillingrigbrakedevice.UsingthefiniteelementanalysissoftwareANSYSmodelingtosimulationftheprocessofbrakingappliedthebraketheentitymodelingfiniteelem

8、entmeshingfiniteelementanalysismethodsofcalculationdesignimprovementsthebrakediscbrakewkwithfrictionplatefathreedimensionalfiniteelementmodelingsimulationofthefrictionpairpartsthreedimensionaltemperaturefieldstressfieldd

9、istributiondrawthecrespondingdistributionlawAtthesametimebasedonthepredecessswkcombinedwiththeactualsizeoftheXDL1800drillingrigdiscbrakeestablishedthetemperaturefieldwithvariablespeedeffectstressfieldfiniteelementmodelus

10、ingnonlinearfiniteelementanalysismethodinvolvethesimulatedthebrakeprocessofdiscbrake.Theresultsofthestudyprovidesthebasisfthecoupledthermalstructuraldiscbrakedevicefurtherdevelopmentofhighperfmancebrakematerialtheoptimum