顶杆

Meshing properties and application of major conical surface double envelope Hourglass worm gearing;2. In this paper, the regularities of undercutting and topping of major conical surface envelope hourglass worm is researched.

分析了大锥面包络环面蜗杆的齿顶变尖和根切规律，并通过和平面包络环面蜗杆的比较，得出其在根切和齿顶变尖这两个方面具有比平面包络蜗杆更优良的性能，因而是一种在实际中可替代平面包络、具有广泛应用前景的新型包络蜗杆传动。

Product: My Secretary is a long-term mass-produced products: Gate Scaffolding series products (door frame, rod, backwater, base connecting Xiao, staircases, bridges, etc.), adjustable steel support roof racks, steel pipe gate row , bowls button scaffolding series (bar, Pole, oblique strokes, linked to the foot plate, block feet, etc.), bananas first Scaffolding Series (Pole, bar, oblique strokes, Wang shoring, pedal, widening brackets, Guardrail aircraft, etc.), button chrysanthemums, such as scaffolding and exports of domestic products.

产品：我司现长期大量生产的产品有：门式脚手架系列配套产品（门架、拉杆、顶托、底座、连接肖、楼梯、网桥板等）、可调节钢支顶架、排栅钢管、碗扣式脚手架系列（横杆、立杆、斜杆、挂钩脚踏板、挡脚板等）、香蕉头式脚手架系列（立杆、横杆、斜杆、横撑、踏板、加宽托架、护栏架等）、菊花扣式脚手架等国内产品及出口产品。

This design is the difficulty of plastic parts on the existence of the uplift of the need to uplift the plastic parts on the part of the molding and die separated from manufacturing, using a ramp mandril structure.

本设计的难点是塑件上存在凸起的部分，需要将塑件上凸起的部分与模具的成型部分分开制造，因此采用了斜顶杆结构。

An offset surface method was proposed to calculate the discrete mandril's height, whose algorithm was very simple and without the convergence problem which is common to analytical algorithm.

提出了采用偏移球心曲面计算顶杆高度的方法，算法实现简单，无解析算法产生的收敛问题。

To investigate factors influencing its metering quality and work function a simple working model of the eccentricity mandril metering device was developed,displacement and speed equation of the seed during working were analyzed,and the processing course of its filling and throwing were determined.

为探明影响偏心顶杆排种器排种质量及工作性能的因素，建立了排种器的简化工作模型，推导出排种器工作时种子的位移和速度方程，界定了充种和投种过程。

Roller wheel and carrier rod protection system is a new pattern protection system which designed by the Research Institute of Mechanical for The Port, WuHan University of technology.

滚轮顶杆式断缆锁紧装置是武汉理工大学港机研究所开发的一种新型断缆锁紧保护装置。

Motor vehicles and tractors - the hydraulic jack shell, the exhaust valve, the valve mandril, light trucks around the bridge, CV, axle, torque tube, brake cams, such as roller track.

汽车及拖拉机---液压千斤顶壳体、排气阀、气门顶杆、轻型车前后桥、汽车传动轴、半轴、扭力管、制动凸轮、履带滚等。

The invention relates to a desk type drill machine for preventing drill head wreckage, comprises chassis, supporting post, operating board covered in middle of supporting post, cabinet and generator; cabinet is equipped with tension pulley pressure sensor, belt tension unit and pressure foil gage; tension pulley is compacted on driving belt of drill machine, pressure foil gage is installed on top bar of tension pulley, the pressure foil gage is in electric connection with input end of controlling circuit, output controlling end of controlling circuit is connected to power input end of generator.

本发明是防止钻头折断的台式钻床，包括底座、支柱、套在支柱中部的工作台、以及机箱和电机，机箱上设有张紧轮压力传感器，由皮带张紧装置和压力应变片组成，其中的张紧轮紧压在钻床的传动皮带上，压力应变片设在张紧轮的顶杆中，压力应变片与控制电路的输入端电连接，控制电路的输出控制端连接在电机的电源输入端中。

This article aims at the cam - roof bar type multi-purpose hill planting which formerly developed with the shortcoming of sowing uneven.the design has proposed one kind of new style called integrated steering wheel lever opening hill planting

本文针对先前研制的凸轮－顶杆式多功能穴播器在播种作业过程中出现的播种不均、播种质量不高的缺点和不足，设计提出一种新式的集成式舵轮杠杆开启穴播器。

Bank No.2 cyl., two push rods of inlet andoutlet valves were found bent.

列第2 缸进、排气阀的两根顶杆发现弯曲。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。