pin hole

Skill for Improving the Machining Accuracy of the Piston Pin Hole

提高活塞销孔加工精度的技巧

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The paper analyses the necessity for piston in modern auto to adopt non circular pin hole.

简述了采用活塞异形销孔的必要性及其结构特点.

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Main complications were burn in surrounding organs ( 4 cases ) and pin hole metastasis ( 3 cases ).

4只兔出现周围脏器灼伤,3只兔出现针道转移.

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Failure Analysis on Outside Left Main Pin Hole of Vehicle Front Axle

汽车前轴左主销孔外侧断裂失效分析

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Research and Development of Full Automatic CNC Special Machine for Boring Piston Pin Hole

全自动CNC镗削活塞销孔专机的研究开发

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The fatigue critical site aside turbine disk pin-hole was located based on the FEA of ANSYS.

通过ANSYS有限元分析得到涡轮盘危险点应力应变分布,确定疲劳危险部位.

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Then the control system for boring the non-cylinder pin hole of piston was developed, whose main function modules including displacement ( detection,) temperature detection for thermal deformation compensation, constant current power and ( central) control unit.

然后研制了活塞异形销孔加工控制系统，包括主控、位移检测、热变形补偿温度检测和恒流源驱动等功能模块。

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The Finite Element Analysis of Piston Pin Hole Engines to Improve Structure

发动机活塞销孔结构改进的有限元分析

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The appro ches they adopt to improve the accuracy are as follows: removing casting error of the blank holes, improving the rough-finishing quality of the piston pin holes, carefully designing the special tools and better the process in pin hole machining.

提高精度的途径是；消除毛坯孔的铸造误差、提高活塞销孔的粗加工质量、注重加工销孔专用工装的设计和加强销孔加工的工艺安排。

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The safety pin can penetrate a safety pin guide pore plate and insert the pin hole of the fixed pore plate of the safety pin.

该安全销可穿过安全销导向孔板插入安全销固定孔板的销孔中；

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Rotate and tilt the vacuum actuator as required to disengage the hole on the end of the actuator link from the hooked pin on the end of the recirculation air door lever.

视需要旋转并将真空引动器倾斜以放松循环空气门连杆末端上的勾销放松引动器连接末端上的孔。

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The pin-hole camera produces video footage of sufficient quality to use in prosecutions and it is marked with a time and date stamp so it can be submitted as evidence in court.

针孔摄像机可以拍出能够用于起诉的高质量视频片段，同时带有时间和日期水印，足以作为法庭证物提交。

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The control and real-time feedback of boring cutter's radial micro-displacement, is the key on the machining process for non-circular pin hole of piston, and also difficulty.

活塞异形销孔加工过程中，镗刀径向微位移的控制与实时反馈是重点，也是难点。

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The Reliability Analysis of Piston Pin to Fit with Piston Hole

活塞销与活塞销孔配合的可靠度分析

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The former wall panels and Panel also equipped with a pin-hole and bone.

前墙板和面板上还分别配有销孔和骨销.

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During the developing process of one V-6 type engine intake manifold with 319.0 alloy, many defects as shrinkage and pin hole occurred frequently, which hindered its normal supply and thus affected the OEMs productivity.

国内某款乘用车V型6缸发动机进气歧管（319.0）开发过程中，屡屡出现缩孔、气（针）孔等铸造缺陷，严重地影响了供应商的正常供货以及整车厂产能的提升。

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