黑龍江科技學(xué)院畢業(yè)設(shè)計任務(wù)書學(xué)生姓名： 楊彬 任務(wù)下達(dá)日期： 2011 年 9 月 27 日設(shè)計開題日期： 2012 年 3 月 16 日設(shè)計開始日期： 2012 年 3 月 19 日中期檢查日期： 2012 年 5 月 9 日設(shè)計完成日期： 2012 年 6 月 10 日一、設(shè)計題目： 懸臂式掘進機截割部 二、設(shè)計的主要內(nèi)容： 1、設(shè)計說明書2萬字左右，包括中英文摘要、懸臂式掘進機截割部設(shè)計方案的確定、主要零部件設(shè)計計算 2、圖紙累計4張. 二張A0圖，一張A1圖 ，一張手繪A3圖。 三、設(shè)計目標(biāo)：已知參數(shù)為：截割頭轉(zhuǎn)速：，截割頭擺動速度：，截割頭平均直徑：，液壓缸推力： =34000N，截割深度：，經(jīng)濟截割硬度：。根據(jù)以上的設(shè)計參數(shù)完成總圖等主要圖紙設(shè)計和設(shè)計說明書中規(guī)定的內(nèi)容。 指 導(dǎo) 教 師： 院（系）主管領(lǐng)導(dǎo)： 年 月 日摘 要懸臂式掘進機是井下巷道掘進和開拓的主要設(shè)備，掘進機截割部主要由截割臂的擺動和截割頭轉(zhuǎn)動來進行截割煤層和巖石。設(shè)計該截割部采用縱軸式截割機構(gòu)。該設(shè)計使懸臂式掘進機具有掘進速度快，巷道成形好，工作穩(wěn)定可靠，工作操作簡單方便。掘進機截割機構(gòu)是掘進機的主要組成部分，掘進機截割部由截割臂、二級行星減速器、電動機以及液壓油缸幾部分組成。在設(shè)計時，電動機用比能耗法來計算從而進行選型，截割臂和二級行星減速用傳動關(guān)系來進行設(shè)計計算和校核，液壓油缸通過材料強度和力計算進行校核。關(guān)鍵詞：掘進機; 行星減速器；液壓油缸AbstractCantilevered boring machine is the main underground roadway excavation and develop equipment, tunnel boring machine cutting unit to the cutting of coal and rock cutting arm swing and cut cutting head rotation. Design of the cutting unit for longitudinal cutting agencies. The design of cantilevered boring machine to speed tunneling, tunnel forming a good, stable, reliable, easy to operate and convenient. The Roadheader institutions is a major component of the cut-off boring machine, the Roadheader made cutting arm, two planetary gear reducer, motor and hydraulic cylinder parts. In the design of the motor with a specific energy consumption calculation in order to carry out the selection, cutting arm and two planetary gear transmission relationship to the design calculations and check the hydraulic cylinder in terms of material strength and force checking.Keywords: boring machine; planetary reducer; hydraulic cylinder目 錄摘 要IABSTRACTII第1章 緒論11.1 掘進機的作用和分類11.2 懸臂式掘進機國內(nèi)外的現(xiàn)狀和發(fā)展趨勢11.2.1 懸臂式掘進機國外的現(xiàn)狀和發(fā)展趨勢11.2.2 懸臂式掘進機國內(nèi)的現(xiàn)狀和發(fā)展趨勢31.3 主要研究內(nèi)容4第2章 懸臂式掘進機截割部的方案設(shè)計和電動機的選擇52.1 懸臂式掘進機截割機計方案選擇52.2 截割部的初始參數(shù)62.3 截割部的總體結(jié)構(gòu)72.4 電動機的選型7第3章 懸臂式掘進機截割部二級行星減速器設(shè)計93.1 減速器齒輪的設(shè)計計算93.1.1 減速器齒輪傳動比的計算和分配93.1.2 高速級齒輪的設(shè)計計算和校核103.1.3 低速級齒輪的設(shè)計計算和校核243.2 減速器高速軸和低速軸的設(shè)計計算383.2.1 減速器高速軸的設(shè)計計算383.2.2 減速器低速軸的設(shè)計計算413.3 減速器軸承的校核423.3.1 減速器行星齒輪用軸承的選擇和校核423.3.2 減速器軸用軸承的選擇48第4章 懸臂式掘進機液壓油缸的設(shè)計計算504.1缸筒設(shè)計504.1.1 缸筒結(jié)構(gòu)的選擇504.1.2 缸筒的要求504.1.3 缸筒材料的選取及強度給定504.1.4 缸筒計算514.2 法蘭設(shè)計564.3活塞設(shè)計574.3.1 活塞結(jié)構(gòu)的設(shè)計574.3.2 活塞的密封574.4 活塞桿的設(shè)計584.4.1 活塞桿桿體的選擇584.4.2 活塞桿與活塞的連接形式584.4.3 活塞桿材料和技術(shù)要求594.4.4 活塞桿的計算59第5章 懸臂式掘進機軸的設(shè)計計算625.1 截割主軸的設(shè)計計算和校核625.1.1 估算軸徑625.1.2 軸上的的受力分析625.1.3 求支反力635.1.4 作彎矩和轉(zhuǎn)矩圖645.1.5 軸的強度校核655.2 懸臂式掘進機轉(zhuǎn)動軸計算685.2.1 初步估算轉(zhuǎn)動軸徑685.2.2 軸上的的受力695.2.3 軸的強度校核69結(jié) 論72致 謝73參考文獻74CONTENTSABSTRACTICHAPTER 1 INTRODUCTION11.1 The role of the boring machine and classification11.2 Cantilevered boring machine at home and abroad of the status quo and development trend11.2.1 Cantilever boring machine abroad of the status quo and development trend 11.2.2 Cantilever boring machine domestic situation and development trend31.3 The main research content and significa4CHAPTER 2 CANTILEVER ROADHEADER DEPARTMENT OF DESIGN AND THE MOTOR HANGING52.1 Cantilevered boring machine cutting total program selection52.2 Cutting unit design parameters62.3 Overall structure of the cutting unit72.4 Cutting the choice of the motor7CHAPTER 3 CANTILEVERED ROADHEADER TWO PLANETARY REDUCER 93.1 Gear of the design calculation93.1.1 Reducer gear ratio calculation and allocation93.1.2 High-speed stage gear design calculations and check103.1.3 low speed stage gear design calculation and verification243.2 Reducer high speed shaft and low speed shaft design and calculation383.2.1 Reducer high speed shaft design and calculation383.2.2 Reducer low speed shaft design and calculation413.3 Reducer bearing checking423.3.1 Reducer planetary gear bearing selection and verification423.3.2 Reducer shaft bearing select48CHAPTER 4 CANTILEVER BORING MACHINE HYDRAULIC CYLINDER DESIGN CALCULATION504.1 Cylinder design504.1.1 The cylinder structure the choice504.1.2 The requirements cylinder504.1.3 The cylinder material selection and intensity504.1.4 The cylinder514.2 Flange design564.3 Piston design574.3.1 Design of piston structure574.3.2 The piston seal574.4 Piston rod design584.4.1 Piston levers choice584.4.2 The piston rod and piston to connect584.4.3 Piston rod material and technical requirement594.4.4 The piston rod calculation59CHAPTER 5, CANTILEVERED BORING MACHINE AXIS DESIGN CALCULATION625.1 Cut cut spindle design calculation and verification625.1.1 Estimate the shaft diamet625.1.2 Axis stress analysis625.1.3 Seek reaction force635.1.4 For the moment and torque of Figure645.1.5 Axis strength check655.2 Cantilevered boring machine axis of rotation calculation685.2.1 The preliminary estimate rotation shaft diamet685.2.2 Axis force695.2.3 Estimate rotation69CONCLUSIONS72THANKS 73REFERENCE74