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2.6 Piston,connecting rod and crankshaft 活塞、连杆和曲轴机构
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image106.jpeg?sign=1739510641-kgRXCLe89ZbHZZ0SPtKWDdIf9vafzJng-0-a6ceabec0db2e7c33b04ac827ab0cf08)
Fig2.99 Crankshaft and connecting rod framework 曲柄连杆机构
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image107.jpeg?sign=1739510641-Dkxx1nx8UZd13ViqGgMbPPmfWHMVSeOM-0-61eb63c6c544610688abece89078a53e)
Fig2.100 Types of joints for rings 活塞环的切口形式
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image108.jpeg?sign=1739510641-MnC08URrdXzFpxK3X7PGhbYhNyGC9AjI-0-735277297bc38f65d56ab436707f3d2f)
Fig2.101 Simple rectangular-section rings 矩形截面活塞环简图
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image109.jpeg?sign=1739510641-H4byIHQLKFznJxiB2r2UhQ5b3IK8w6Pr-0-8325720c4029f4da530b5d3b627e05d2)
Fig2.102 Three-piece oil control rings 三组件活塞控油环
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image110.jpeg?sign=1739510641-2wTAQ31iowJvvxbFMOCSlwbsp2KzZMsK-0-718c7e1f8438f8cd936fca42d6560c35)
Fig2.103 A ring with a helical compression spring 内夹螺旋压缩弹簧的活塞环
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image111.jpeg?sign=1739510641-oCjV3YFueA1aJk9XOhYzEDCHMU97eoCk-0-69184fa64f0065ef6aac303edecb9694)
Fig2.104 Connecting rod 连杆
1—Steel forging 钢件锻压;2—Small end bronze bush 小端铜套;3—Big end bearing cap 大端轴承座;4—Split big end bush of bronze lined with whitemetal 铜制里衬白色合金大端开合套
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image112.jpeg?sign=1739510641-UjzRn0dnRJ7qlqW7vVzPCIejDIqObc6V-0-2bf51118c40557b956ecfc3908b9a842)
Fig2.105 Sturdy assembly for piston and connecting rod 活塞与连杆的紧固装配
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image113.jpeg?sign=1739510641-tm5Br5YNiN5OIfLHQWuLfIoZx0AGQgF0-0-f4773cf17132e6d4753822bae8ed6d47)
Fig2.106 Cast crankshaft for Ford V-eight 福特V8发动机的铸铁曲轴
1~4—Crankpin 曲柄销;B1,B2—Balance weight 平衡配重块
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image114.jpeg?sign=1739510641-HFKaanvWMCk4FHseWQ1iXCNwzJzHI25D-0-e960de87c7a4b39212f7a8ab1e0dc95e)
Fig2.107 Built-up crankshaft 组合式曲轴
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image115.jpeg?sign=1739510641-wpoa7x6c04zUAK3772Bp53MhJQkGSWjr-0-71f1e857c8193b0e4b68349bc51d0f1f)
Fig2.108 Disposition of the balance weights on the crankshaft of the Ford V-six engine[With a diagrammatic layout of the arrangement of the crankpins(numbered 1 to 6)and the counterweights(lettered A to K)] 福特V6发动机曲轴平衡块的布局(1~6为曲柄销的布局,字母A~K为平衡块)
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image116.jpeg?sign=1739510641-aaiPU31i86VhtIuDq0FsCJDDNpOGSMLH-0-3ef966a85a22e58ee98ec58e5939359f)
Fig2.109 Crankshaft with balanced throws 带平衡曲拐的曲轴
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image117.jpeg?sign=1739510641-0It3aO9TCiTtPhB9QJg4HlNs17t2MXus-0-9f2dde33e9d3db52d5d0a9434535e043)
Fig2.110 Forged crankshaft with balanced webs 带平衡蹼的锻打曲轴
![](https://epubservercos.yuewen.com/D1C1EA/16499777305883406/epubprivate/OEBPS/Images/image118.jpeg?sign=1739510641-fbgdnOnJ2gfv0GXQfp7ADVrRZUsPLTw7-0-049ef634e7e57f28d62bb2078eaf1da1)
Fig2.111 Five-bearing shaft for CI(compression ignition)engine 压缩点火引擎的五支撑曲轴