机器人制作初学指南(第3版) 本书特色
本书是为零基础的读者打造的机器人制作入门指南,着重讲述电池供电机器人的制作过程和相关知识,图文并茂,内容详细。阅读本书不要求你有正规工科知识背景,只要你对科学有兴趣,喜欢制作机器人,那么通过这本书循序渐进的讲解,就能制作出很棒的作品。
机器人制作初学指南(第3版) 内容简介
本系列书是较为少见的完整的从基础入门到进阶达人的机器人制作系列书籍。大卫-库克是一个人气很高的网站RobotRoom.com的拥有者,和各位读者分享其制作机器人的经验已有十余年的时间。他的两本机器人书籍由Apress出版。
机器人制作初学指南(第3版) 目录
第 1 章 欢迎机器人发明家.....................................................1
四门学科........................................................................................... 1
什么是自制机器人...............................................................................1
大脑 ..................................................................................................................2
电源 ..................................................................................................................3
传感器 ...............................................................................................................4
动作和反馈 ........................................................................................................5
电机控制器 ........................................................................................................5
其他元件 ............................................................................................................6
身体 ..................................................................................................................6
搭建................................................................................................. 7
循序渐进 ............................................................................................................7
制作模块 ............................................................................................................7
乐趣**,不怕失败 ............................................................................................7
寻找同好,获得帮助 ............................................................................................8
不断进取........................................................................................... 8
第 2 章 如何购买材料和工具................................................10
获取免费信息................................................................................... 10
发现有价值信息................................................................................ 11
善用对比 ..........................................................................................................11
零件统计 ..........................................................................................................11
比较价格 ..........................................................................................................12
怎么省钱......................................................................................... 12
第 3 章 安全常识.............................................................14
年龄和经验的重要性.......................................................................... 14
详细说明......................................................................................... 14
会看化学品标签 ................................................................................................15
佩戴护目镜...................................................................................... 15
保管护目镜的方法 .............................................................................................15
穿着安全服...................................................................................... 15
确保通风良好................................................................................... 16
正确储存......................................................................................... 16
让周围的人了解你的工作 ....................................................................................16
饭前洗手......................................................................................... 16
远离有害元素................................................................................... 16
铅 ...................................................................................................................17
水银 ................................................................................................................17
镉 ...................................................................................................................18
购买带有 RoHS 标志的安全产品 .........................................................................18
电击............................................................................................... 18
AC 和 DC 的区别 ..............................................................................................18
使用可充电电池和专用变压器 ..............................................................................19
使用空气开关和带漏电保护的插座 .......................................................................19
保留地线 ..........................................................................................................20
不带电工作 ......................................................................................................20
不要制作危险的机器人........................................................................ 20
控制好电机尺寸................................................................................ 21
照明............................................................................................... 21
注意休息做好计划............................................................................. 21
第 4 章 数字万用表........................................................... 22
**功能......................................................................................... 22
数字显示 ..........................................................................................................22
位数 ................................................................................................................23
DC 电压 ..........................................................................................................23
DC 电流 ..........................................................................................................23
电阻 ................................................................................................................23
表笔或探针 ......................................................................................................23
过载 / 熔丝保护 .................................................................................................24
附加功能......................................................................................... 24
电容 ................................................................................................................24
二极管 .............................................................................................................24
连通性 .............................................................................................................24
频率 ................................................................................................................24
占空比 .............................................................................................................25
自动量程 ..........................................................................................................25
自动关机 ..........................................................................................................25
晶体管 .............................................................................................................25
双显 ................................................................................................................26
*大值 .............................................................................................................26
*小值 .............................................................................................................26
支架 ................................................................................................................26
可选功能......................................................................................... 26
电感 ................................................................................................................26
数据接口 ..........................................................................................................27
示波器 .............................................................................................................27
背光 ................................................................................................................27
秒表 / 单脉冲宽度 ..............................................................................................27
温度 ................................................................................................................27
声音 ................................................................................................................28
计数器 .............................................................................................................28
条形图 .............................................................................................................28
数据保持 ..........................................................................................................28
数据自动 ..........................................................................................................28
高/低/逻辑 .....................................................................................................28
记忆 ................................................................................................................29
相对 ................................................................................................................29
偏差 ................................................................................................................29
限定测试 / 比较 .................................................................................................29
皮套或橡胶套 ...................................................................................................29
AC 功能.......................................................................................... 29
AC 电压 ..........................................................................................................29
真有效值 ..........................................................................................................30
AC 电流 ..........................................................................................................30
购买挂钩探针 ...................................................................................................30
万用表对比参考................................................................................ 30
了解低端万用表的功能 .......................................................................................31
了解中档万用表的功能 .......................................................................................32
了解高档万用表的功能 .......................................................................................33
功能和价格的对比 .............................................................................................34
尝试其他的万用表 .............................................................................................34
先准备好万用表再工作........................................................................ 34
选择度量衡...................................................................................... 35
千进制计数法................................................................................... 35
第 5 章 计量单位.............................................................35
大M和小m .....................................................................................................36
希腊字母 μ 的替换 ............................................................................................37
单位缩写......................................................................................... 37
信息有限怎么办................................................................................ 38
判断单位 ..........................................................................................................38
扩展第三位 ......................................................................................................38
颜色和数字的转换 .............................................................................................39
用万用表测量元件值 ..........................................................................................40
基础知识总结................................................................................... 40
明确试验环境................................................................................... 41
路面材质 ..........................................................................................................41
第 9 章 循线机器人........................................................... 41
光照条件 ..........................................................................................................42
确定路线 ..........................................................................................................42
弧线和交叉线 ...................................................................................................43
试验环境的总体要求 ..........................................................................................44
确定机器人的尺寸............................................................................. 44
认识 Sandwich................................................................................ 44
Sandwich 的结构 .............................................................................................45
循线开关 ..........................................................................................................45
Sandwich 的身体 .............................................................................................49
购买套件......................................................................................... 50
搭建............................................................................................... 50
测量电池电压................................................................................... 51
设置万用表的电压测量档 ....................................................................................51
第 7 章 9V 电池..............................................................51
分析测量结果 ...................................................................................................52
9V 电池的特性................................................................................. 53
9V 电池推荐.................................................................................... 54
推荐 ................................................................................................................54
不建议使用的电池 .............................................................................................56
电池品牌......................................................................................... 57
给机器人用上 9V 电池........................................................................ 58
安装电池 ..........................................................................................................58
继续前进......................................................................................... 59
第 8 章 鳄鱼夹子和探针...................................................... 60
鳄鱼夹子......................................................................................... 60
购买钩夹......................................................................................... 60
跳线的测试...................................................................................... 61
万用表的连通性测试档 .......................................................................................61
开路测试 ..........................................................................................................62
短路测试 ..........................................................................................................63
测试鳄鱼夹子跳线(短路) .................................................................................63
查找无效连接................................................................................... 64
跳线连接......................................................................................... 64
用电阻限制功耗................................................................................ 65
购买电阻包...................................................................................... 65
第 9 章 电阻................................................................... 65
熟悉电阻的大小和误差........................................................................ 66
剪脚............................................................................................... 66
购买剪线工具 ...................................................................................................67
电阻和欧姆...................................................................................... 67
测量电阻......................................................................................... 68
查看万用表上显示的阻值 ....................................................................................68
体验阻值范围 ...................................................................................................69
在线查找电阻值................................................................................ 69
标记和储存...................................................................................... 70
购买元件收纳盒 ................................................................................................70
不要操之过急................................................................................... 71
第 10 章 LED................................................................72
了解 LED 的特性.............................................................................. 72
LED 的尺寸 .....................................................................................................72
LED 的形状 .....................................................................................................73
LED 的镜头透明度 ............................................................................................74
LED 的可视角 ..................................................................................................74
LED 的颜色 .....................................................................................................75
LED 的亮度 .....................................................................................................76
LED 的效率 .....................................................................................................76
超近距离观察 LED............................................................................ 77
认识多色 LED.................................................................................. 78
双色 LED ........................................................................................................78
三色或三态 LED ...............................................................................................78
全彩 LED ........................................................................................................78
测试 LED........................................................................................ 79
设定万用表的二极管模式 ....................................................................................79
分析 LED 测试结果 ...........................................................................................79
元件混装包...................................................................................... 81
点灯上路......................................................................................... 82
搭建和测试电源指示电路 ....................................................................................83
什么是元件列表................................................................................ 83
第 11 章 供电.................................................................83
查看电路图 ......................................................................................................84
电源指示电路................................................................................... 84
看见亮光了吗? ................................................................................................85
测试电源指示电路 .............................................................................................85
熟悉每个元件的功能.......................................................................... 86
测量电源指示电路............................................................................. 86
测量在线电压 ...................................................................................................86
测量电流 ..........................................................................................................89
计算电池寿命 ...................................................................................................90
不要把表笔插在电流端子上测量电压 ....................................................................92
电路总结......................................................................................... 93
第 12 章 免焊测试............................................................94
寻求一种更好的方法.......................................................................... 94
免焊面包板...................................................................................... 94
用插孔实现连接 ................................................................................................95
接线柱 .............................................................................................................97
怎么挑选面包板 ................................................................................................98
免焊面包板的配套连线........................................................................ 99
跳线的选择 ....................................................................................................100
自制跳线........................................................................................101
剥去导线两端的绝缘外皮 ..................................................................................102
按长度切割导线 ..............................................................................................102
弯曲导线末端 .................................................................................................102
建立连接........................................................................................104
电源的设计.....................................................................................105
购买 9V 电池连接器 ........................................................................................105
把电源连接到接线柱 ........................................................................................106
第 13 章 设置免焊电路板.................................................. 105
挑选电源开关..................................................................................106
SPDT 的含义 .................................................................................................107
把开关安装到面包板 ........................................................................................107
连接电源总线..................................................................................108
用跳线扩展万用表表笔功能 ...............................................................................108
连接下方总线 .................................................................................................109
跨接中间的断点 ..............................................................................................109
安装 LED 电源指示器........................................................................ 109
测量接点电压 .................................................................................................110
元件剪脚 ........................................................................................................110
机器人的电源开关............................................................................110
准备向下进行..................................................................................111
第 14 章 可变电阻.......................................................... 112
电位器...........................................................................................112
微调电位器 ....................................................................................................112
调节度盘 ........................................................................................................113
电位器的购买 .................................................................................................113
电位器的测量 .................................................................................................114
LED 亮度调节电路...........................................................................115
搭建 LED 亮度调节电路 ...................................................................................116
亮度平衡电路..................................................................................116
搭建 LED 亮度平衡电路 ...................................................................................117
硫化镉光敏电阻...............................................................................117
光敏电阻的购买 ..............................................................................................117
测量光敏电阻的阻值变化范围 ............................................................................118
光控电路........................................................................................118
平衡亮度传感电路............................................................................119
平衡光线传感电路元件列表 ...............................................................................120
平衡传感对管 .................................................................................................120
光敏电阻的配对 ..............................................................................................120
阻抗平衡电位器 ..............................................................................................121
限流电阻 ........................................................................................................121
测试点 ...........................................................................................................122
用分压器实现电阻和电压的转换 .........................................................................124
搭建亮度传感平衡电路 .....................................................................................125
亮度传感电路的平衡调整 ..................................................................................125
第 15 章 比较器............................................................126
电压比较器.....................................................................................126
认识 LM393 ..................................................................................................126
比较器的购买 .................................................................................................129
亮度比较电路..................................................................................129
电路图和接线图的对比 .....................................................................................129
元件编号 ........................................................................................................130
绘制连线和交叉线 ...........................................................................................130
认识亮度比较电路 ...........................................................................................131
亮度比较电路的元件列表 ..................................................................................131
搭建亮度比较电路 ...........................................................................................131
增加光源........................................................................................134
认识双 LED 光源电路 ......................................................................................134
搭建光源电路 .................................................................................................135
再次使用多个 LED ..........................................................................................136
欣赏简约之美..................................................................................137
第 16 章 晶体管开关....................................................... 138
负电源的定义..................................................................................138
认识 2907 晶体管 ...........................................................................................139
用万用表测试双极型晶体管.................................................................140
使用万用表的晶体管测试功能 ............................................................................140
使用万用表的二极管测试档 ...............................................................................142
双极型晶体管测试电路....................................................................... 143
PNP 型晶体管的测试电路图 .............................................................................143
搭建 PNP 型晶体管测试电路 ............................................................................145
NPN 型晶体管的测试电路图 .............................................................................146
搭建 NPN 型晶体管测试电路 ............................................................................147
带有晶体管的亮度比较电路.................................................................147
计算晶体管的电流 ...........................................................................................147
搭建带有晶体管的亮度比较电路 .........................................................................149
PNP 型和 NPN 型晶体管的总结..........................................................150
直流电机的工作原理.........................................................................151
铁芯永磁直流有刷电机的内部结构 .....................................................................151
第 17 章 直流电机.......................................................... 151
带有铁芯的永磁直流无刷电机的内部结构 ............................................................154
没有铁芯的永磁直流有刷电机 ............................................................................155
简易直流电机电路............................................................................156
简易直流电机电路对电机的要求 .........................................................................156
简易直流电机电路对电池的要求 .........................................................................156
搭建简易电机电路 ...........................................................................................157
直流电机的主要特性.........................................................................157
直流电机的转速特性 ........................................................................................158
直流电机的转矩特性 ........................................................................................160
直流电机的电压特性 ........................................................................................162
启动电流 ........................................................................................................164
空载电流 ........................................................................................................165
载荷电流 ........................................................................................................165
怠速电流 ........................................................................................................165
直流电机的效率特性 ........................................................................................166
直流电机的可闻噪声 ........................................................................................167
直流电机的电噪声特性 .....................................................................................167
直流电机的重量 ..............................................................................................168
直流电机的尺寸 ..............................................................................................168
总结直流电机的特点 ........................................................................................168
直流齿轮电机..................................................................................169
直流正齿轮电机的内部结构 ...............................................................................169
认识齿轮的比 .................................................................................................170
转速和转矩的转化关系 .....................................................................................172
齿轮箱的缺点 .................................................................................................173
行星齿轮和正齿轮电机的区别 ............................................................................173
怎么选择齿轮减速电机 .....................................................................................173
继续进行........................................................................................174
选择减速电机..................................................................................175
购买减速机电机 ..............................................................................................175
第 18 章 安装减速电机..................................................... 175
齿轮减速电机的结构 ........................................................................................176
测量实际电流(平均值) ..................................................................................178
在亮度比较电路中加入电机.................................................................178
认识二极管 ....................................................................................................179
给亮度比较电路安装电机 ..................................................................................180
电子部分大功告成............................................................................181
第 19 章 车轮............................................................... 182
车轮的构造.....................................................................................182
机器人车轮的特点............................................................................182
充气轮胎 ........................................................................................................182
轮胎形状 ........................................................................................................183
轮胎宽度 ........................................................................................................184
胎面花纹 ........................................................................................................184
轮胎直径 ........................................................................................................185
选择机器人车轮 ..............................................................................................186
为 Sandwich 挑选车轮...................................................................... 187
确定*小直径和*大直径 ..................................................................................187
根据速度确定车轮的*大直径 ............................................................................188
我为 Sandwich 挑选的车轮 ..............................................................................189
Sandwich 车轮之外的选择 ..............................................................................190
轮胎的清洁.....................................................................................191
轮式驱动........................................................................................192
供选方案........................................................................................193
第 21 章 轴连接器.......................................................... 193
用金属加工设备制作轴连接器 ............................................................................194
打印版轴连接器 ..............................................................................................194
管材..............................................................................................194
铜管和铝管的选择 ...........................................................................................194
管材尺寸的测量和购买 .....................................................................................195
管材的测量和切割............................................................................196
切割管材 ........................................................................................................196
切割后的打磨 .................................................................................................198
切割件的测试 .................................................................................................198
乐高十字轴.....................................................................................199
确定乐高十字轴的长度 .....................................................................................199
购买乐高十字轴 ..............................................................................................200
车轴与轴连接器的粘合....................................................................... 200脱胶 ..............................................................................................................200
使用环氧树脂 .................................................................................................201
给轴连接器增加一个固定螺丝..............................................................202
标记固定螺丝孔 ..............................................................................................202
钻床 ..............................................................................................................202
钻床台钳 ........................................................................................................203
钻固定螺丝孔 .................................................................................................203
攻固定螺丝孔 .................................................................................................203
安装螺丝钉 ....................................................................................................203
轴连接器的使用感受.........................................................................204
焊锡..............................................................................................205
第 21 章 焊接设备.......................................................... 205
助焊剂...........................................................................................206
电烙铁...........................................................................................206
烙铁架...........................................................................................207
焊接海绵........................................................................................207
辅助工具........................................................................................208
真空除锡工具..................................................................................209
典型焊接步骤..................................................................................209
准备焊接........................................................................................210
电机和开关组件...............................................................................211
电机组件 ........................................................................................................211
第 22 章 焊接连线.......................................................... 211
组装循线模式选择开关 .....................................................................................220
组装套管 LED 电路 .........................................................................................224
完成组装 ........................................................................................................225
焊接经验........................................................................................226
循线电路........................................................................................227
第 23 章 主控板............................................................227
调整优化 ........................................................................................................229
点对点焊接与印制电路板的比较 .........................................................................230
点对点焊接循线电路 ........................................................................................231
用焊接助手辅助安放元件 ..................................................................................231
布局实例 ........................................................................................................232
购买 IC 插座 ...................................................................................................232
把 Molex KK 插座粘在电路板上 ........................................................................233
元件管脚的折弯 ..............................................................................................234
焊接硫化镉光敏电阻 ........................................................................................236
测试机器人的电路............................................................................237
低电阻电路的危险性 ........................................................................................237
检查管脚漏焊 .................................................................................................237
检查连接到正极总线的管脚 ...............................................................................238
测量整个电路的电阻 ........................................................................................238
测量电压降 ....................................................................................................239
焊点的补焊 ....................................................................................................239
屏住呼吸........................................................................................240
构思机器人的身体............................................................................241
运用概念式设计 ..............................................................................................241
根据零件实物进行设计 .....................................................................................241
第 24 章 结构搭建.......................................................... 241
设计个性化的身体 ...........................................................................................242
改造 Sandwich 容器........................................................................244
加工电机孔 ....................................................................................................244
安装电机 ........................................................................................................247
制作电机套管 .................................................................................................248
把电机装入套管 ..............................................................................................251
安装开关和电池支架 ........................................................................................251
安装电源开关 .................................................................................................252
安装电路板 ....................................................................................................253
加工电位器调节孔 ...........................................................................................255
在容器盖子上磨出一个窗口 ...............................................................................255
收尾工作 ........................................................................................................256
准备运行........................................................................................256
优化调整........................................................................................257
初步检查 ........................................................................................................257
第 25 章 启动循线机器人.................................................. 257
试运行:跟随一条直线 .....................................................................................260
纠正常见问题 .................................................................................................261
首次上路........................................................................................266
解决转向问题 .................................................................................................266
循线机器人的改进措施....................................................................... 267
防止电池反接 .................................................................................................267
用电容器消除浪涌电流 .....................................................................................268
提高循线性能 .................................................................................................269
完美谢幕........................................................................................270
第 26 章 更灵活、更轻巧、更便宜........................................ 272
优化传感器电路...............................................................................272
降低光电传感器的电阻 .....................................................................................273
直线行驶 ........................................................................................................273
继续修改或彻底更新? .....................................................................................274
降低成本改善性能............................................................................274
缩小尺寸 ........................................................................................................275
增加功能 ........................................................................................................277
降低成本 ........................................................................................................278
不断提高........................................................................................279
第 27 章 增补内容.......................................................... 280
机器人的元件..................................................................................280
逻辑芯片 ........................................................................................................280
微控制器 ........................................................................................................281
电源稳压器 ....................................................................................................282
电容器 ...........................................................................................................283
太阳能电池 ....................................................................................................284
网络电阻 ........................................................................................................285
按钮 ..............................................................................................................285
DIP 开关 .......................................................................................................286
跳线和短路块 .................................................................................................286
倾斜传感器 ....................................................................................................287
温度传感器 ....................................................................................................287
触摸传感器 ....................................................................................................288
目标检测与红外遥控 ........................................................................................288
距离检测传感器 ..............................................................................................289
石英晶体振荡器 ..............................................................................................289
声音 ..............................................................................................................289
继电器 ...........................................................................................................290
附加齿轮 ........................................................................................................290
舵机 ..............................................................................................................291
编码器——检测车轮转速 ..................................................................................291
显示器 ...........................................................................................................292
无线数控 ........................................................................................................292
日常挑战........................................................................................293
室内植物浇水机器人 ........................................................................................293
堆肥车 ...........................................................................................................293
垃圾车 ...........................................................................................................293
洗窗机器人 ....................................................................................................294
屋顶鼠 ...........................................................................................................294
微型扫雪机 ....................................................................................................294
压路机 ...........................................................................................................294
自动信报箱 ....................................................................................................294
竞赛..............................................................................................295
风靡世界的机器人相扑 .....................................................................................295
三一学院的消防竞赛 ........................................................................................295
亚特兰大机器人吸尘竞赛 ..................................................................................296
西雅图机器人协会的 Robothon ........................................................................296
达拉斯个人机器人团队 Roborama ....................................................................296
伊利诺斯州中部机器人俱乐部 ............................................................................296
芝加哥地区的机器人俱乐部(Chibots) .............................................................297
无限可能性.....................................................................................297
附录 A......................................................................... 298
神奇的欧姆定律...............................................................................298
用欧姆定律选择限流电阻 ..................................................................................299
通过电压判断电流 ...........................................................................................299
欧姆定律的要点 ..............................................................................................300
欧姆定律产生的效果 ........................................................................................300
这本书的“战损”............................................................................300
9V 电池该怎么安装? ......................................................................................301
开关烧融 ........................................................................................................301
万用表烧保险丝 ..............................................................................................302
失败不可避免 .................................................................................................302
电压的叫法.....................................................................................302
地和负电压的区别 ...........................................................................................303
V 加双字符 ....................................................................................................303
附录 B......................................................................... 304
认识 3D 打印..................................................................................304
容易实现 ........................................................................................................305
显著改善 ........................................................................................................305
打印电机轴连接器............................................................................305
设计模型 ........................................................................................................306
准备打印 ........................................................................................................307
3D 打印 .........................................................................................................307
完成后的轴连接器 ...........................................................................................308
3D 打印版车轮................................................................................308
刷胎面胶 ........................................................................................................309
复合式车轮 ....................................................................................................309
设计机器人的身体............................................................................310
机盖 ..............................................................................................................311
尝试自己动手..................................................................................311
机器人制作初学指南(第3版) 作者简介
大卫-库克是一个人气很高的网站RobotRoom.com的拥有者,和各位读者分享其制作机器人的经验已有十余年的时间。他的两本机器人书籍由Apress出版。