毕业设计论文参考目录

中文摘要

ABSTRACT

第1 章绪论 ··················································································································· 1

1.1 数控技术及数控机床的发展简介 ······························································· 1

1.1.1 什么是数控机床？ ········································································· 1

1.1.2 数控机床的特点及其分类 ····························································· 1

1.2 数控技术的发展及其趋势 ··········································································· 2

1.3 我国数控技术的发展方向 ··········································································· 4 第2 章数控成形机的总体设计 ······················································································· 5

2.1 设计背景 ······································································································· 5

2.2 设计的主要内容 ··························································································· 5

2.3 总体方案的确定 ··························································································· 6

2.3.1 系统的运动方式与伺服系统的选择 ············································· 6

2.3.2 计算机系统 ····················································································· 7

2.3.3 机械传动方式 ················································································· 7

2.3.4 工作台的传动方式 ········································································· 8

2.3.5 联轴器和轴承的选择 ····································································· 9

2.4 总体参数 ······································································································· 9 第3 章气缸的选用与计算 ····························································································· 10

3.1 切削力的计算 ····························································································· 10

3.2 气缸简介 ····································································································· 12

3.3 气缸的选型 ································································································· 12

3.4 气缸的校核与计算 ····················································································· 13 第4 章 V型块及其相关支承部件 ················································································· 16

4.1 V型块简介 ·································································································· 16

4.2 V型块的选型 ······························································································ 16

4.2.1 固定V型块 ··················································································· 17

4.2.2 活动V型块 ··················································································· 17

4.3 支座的设计 ································································································· 18

4.3.1 支座简介 ······················································································· 18

4.3.2 支座的选用 ··················································································· 18

第5 章数控成形机横向部件的驱动与进给装置 ························································· 20

5.1 工作台的设计 ····························································································· 20

5.1.1 工作台的概述 ··············································································· 20

5.1.2 工作台的设计参数 ······································································· 20

5.2 直线导轨的选用 ························································································· 21

5.2.1 导轨概述 ······················································································· 21

5.2.2 导轨的选型 ··················································································· 21

5.2.3 导轨的参数与计算 ······································································· 23

5.3 滚珠丝杠螺母机构的选用 ········································································· 25

5.3.1 滚珠丝杠的简述 ··········································································· 25

5.3.2 滚珠丝杠的支承方式 ··································································· 26

5.3.3 滚珠丝杠的选型与计算 ······························································· 26

5.4 步进电机的选用 ························································································· 28

5.4.1 步进电机概述 ··············································································· 28

5.4.2 步进电机的选型原则 ··································································· 29

5.3.3 步进电机的选用与计算 ······························································· 20

5.5 联轴器的选用 ····························································································· 32

5.5.1 联轴器简述 ··················································································· 32

5.5.2 联轴器的选用 ··············································································· 34

5.6 轴承及轴承座的选用 ················································································· 35

5.6.1 轴承及轴承座概述 ······································································· 35

5.6.2 轴承及轴承座的选用 ··································································· 39

5.6.3 轴承及轴承座的选型与计算 ······················································· 39

第6 章结论 ····················································································································· 44 谢词 ···································································································································· 45 参考文献 ······························································································································ 46