悬臂式掘进机截割臂结构设计.docx

I
设计题目： 悬臂式掘进机截割臂结构设计 .
摘 要
本文介绍了一种能够在井下完成钻孔而设计的矿用旋喷钻机。分析了该类产品的国内外现状，讨论了产品市场的开发背景，对钻机的基本原理联轴器的选取 16
各轴支承方式的选用 17
主要零件的验算 18
IV
回转器的计算 21
回转器的结构特点 21
零部件的设计计算与强度校核 21
绞车的设计与计算 24
结构特点 24
主要配件参数的选择 25
绞车所需的功率计算 26
液压系统的设计计算 29
进给油缸的设计 29
液压卡盘的设计 30
进给油缸所需要的功率 33
结 论 35
致 谢 36
参考文献 37
CONTENTS
Abstract II
Part 1 Survey report 1
Brief introduction of students and teachers 1
Investigation and demonstration 1
V
Graduation design background 2
Overview 2
Overseas research status 2
Domestic research status 3
Survey enterprise profiles 3
Technical characteristics of rotary jet drilling machine 3
Current problems of rotary jet drilling rig in China 4
Development trend of rotary jet drilling machine 4
Conclusion 4
Part 2 Feasibility report 5
Design purpose 5
Determination of transmission scheme 5
Final design scheme 6
overall design 7
Conclusion 7
Part 3 Design calculation 8
Selection of drilling motor 8
Design and calculation of mechanical transmission system 10
Mechanical drive system 10
Structure features of transmission 11
Distribution of transmission ratio 11
Calculation of gear strength 12
Determination of diameter of transmission shaft 15
The power of the shaft is determined 15
Design of shaft and selection of coupling 16
Selection of supporting modes of shafts 17
Checking of main parts 18
Calculation of gyroscope 21
The structural features of the gyroscope 21
Design calculation and strength check of parts 21
Design and calculation of winches 24
Structure characteristics 24
Selection of main accessory parameters 25
Calculation of power required by wi