气门座

Products include various models are original factory cylinder components, cylinder components factory in Japan to pay, the British engine of AEC, Taiwan cylinder components; DAIDO, TAIHO Bush, NIPPON intake and exhaust doors, HTK-valve seat, duct; Specifications engine overhaul kits, engine cylinder head, ZEXEL diesel pump parts, the International Oil, South Korea alone hydraulic, fuel tank repair kits, Japan NOK SEAL, is RIK Piston Ring Factory and Shanghai, Brazil Garrett booster For, IHI, Mitsubishi turbocharger, high-quality gear, Korea DCF crankshaft, NSK, KOREA, such as Rotary support.

产品包括各种机型原装正厂缸套组件，日本付厂缸套组件，英国AEC发动机件，台湾缸套组件；DAIDO、TAIHO轴瓦，NIPPON进排气门， HTK气门座圈、导管；各种规格发动机大修包，发动机缸盖，ZEXEL柴油泵件，国际油压，韩独油压，油缸修理包，日本NOK油封，正厂及RIK活塞环；上海、巴西盖瑞特增压器，IHI、三菱增压器；优质齿轮，韩国DCF曲轴，NSK、KOREA回转支承等。

Supplies the engine pure part: The piston unit, the connecting rod, the crank module, the piston curl, the connecting rod tile, the host axle bush, stop push around the piece, the crank the oil seal, the cylinder bed, the oil sump filling piece, the gear room filling piece, the water pump filling piece, to enter the exhaust gate, the valve-seat ring, the air valve guide, the tire valve oil seal, the fuel pump unit, the plunger matching part, the bean matching part, the turbosupercharger, the cylinder cover unit, the crank case body, filters, Chai Lv, the generator, the generator, the water pump, the water pipe spatially and so on.

供应发动机纯正部件：活塞总成、连杆、曲轴组件、活塞环、连杆瓦、主轴瓦、止推片、曲轴前后油封、缸床、油底壳垫片、齿轮室垫片、水泵垫片、进排气门、气门座圈、气门导管、气门油封、燃油泵总成、柱塞偶件、喷油嘴偶件、涡轮增压器，气缸盖总成，曲轴箱体，空滤、柴滤、发电机、起动机、水泵、水管等。

Regrind valve and/or seat.

重新研磨气门和／或气门座

Combined with new tendency and practice in internal combustion engine industry at home and abroad in recent years,this paper suggests that machining cone of intake and exhaust valve seat insert and guide tube hole is the key technique in machining complicated cylider-head.

结合近年来国内外内燃机行业发展的新趋势和工作实践，对结构复杂的气缸盖机械加工提出了进、排气门座圈锥面与导管孔的加工是其工艺技术关键，从定位方式、基准选择、气门座底孔与导管孔底孔的加工，气门座圈锥面加工方式和导管孔的加工方式等方面进行了探讨和分析。

The machining of valve guider and valve set is one of the key process in production of engine cylinder-head.Arming at the precision finishing of valve guider and valve set,a special compound deep-hole cutting tool was designed and made out.

发动机气门导管孔和气门座圈的加工是发动机缸盖加工的关键工艺之一，针对气门导管孔与气门座圈的精密加工，设计制造了专用的复合深孔加工刀具，介绍了该刀具的结构与加工原理，并在试验的基础上优选了加工刀片材料，设计了加工刀片的结构参数。

Keywords valve set;valve guider;compound cutting tool;cutting parameter

气门座圈；气门导管孔；复合加工刀具；切削参数

Main products and output: the internal combustion engine connecting rod is Huanghai Automobile Parts Co., Ltd. the leading products, the company forged connecting rod blank, processing, automotive connecting rod assembly, stamping automobile axle housing, automobile driver's cab, the engine oil pan, automotive longeron , trucks and cars with brake disc, brake lining, valve guides, valve seats, piston rings and other products as the mainstay, the use of advanced machining equipment, stamping, forging equipment, and ensuring product quality.

内燃机连杆是黄海汽车配件有限公司的主导产品，公司以锻造连杆毛坯、加工汽车连杆总成、冲压汽车后桥壳、汽车驾驶室、发动机油底壳、汽车纵梁、卡车及轿车用刹车盘、刹车片、气门导管、气门座、活塞环等产品为主体，采用国内先进的机械加工设备、冲压、锻压设备，保证了产品的质量。

A spring on the valve stem tends to hold the valve on its seat.

气门杆上的弹簧使气门保持在气门座上。

A spring on the valve stem tend s to hold the valve on its seat.

气门杆上的弹簧使气门保持在气门座上。

Various types of catheter valve; valve seat ring; cylinders and components; valve and components

具备年产气门导管400万支、气门座圈360万支以上的能力。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。