齿条

Comprehensive analysis is done to the selection of wires of cylinders,doff rollers flat tops, precarding board s,and installation of carding attachment,as well as the effect and related factors with the inrease of speed and capacity,proper installation of under precarding board s is necessary for carding quality and spinning quality.

详细分析了锡林、道夫、刺辊齿条、盖板针布、预分梳板选配原则及安装附加分梳元件———分梳板的效果及影响因素，指出随着梳棉机的高速高产，应合理选配针布齿条，而加装前后固定盖板，刺辊下预分梳板是改善梳理质量和成纱质量的有效手段。

Powder metallurgy gears include: bevel gear, dual-gear, gear box gears, planetary gears, ring gear, rack, sector gears, bevel gears, spur gears, sun gear, helical gear, gear shaft, flat gears, spur gears, double layer gear, synchronous pulley, helical gear, sprocket, ratchet, multi-gears, micro-gear, small modulus gear, special gear, differential bevel gear, reducer gears, variable speed gear motor, all kinds of precision gears.

粉末冶金齿轮包括：伞齿轮、双联齿轮、齿轮箱齿轮、行星齿轮、齿圈、齿条、扇形齿轮、锥齿轮、直齿轮、太阳齿轮、斜齿轮、齿轴、平齿轮、正齿轮、双层齿轮、同步轮、皮带轮、螺旋齿轮、链轮、棘轮、多层齿轮、微型齿轮、小模数齿轮、异形齿轮、差速伞齿轮、减速机齿轮、变速电机齿轮、各类精密传动齿轮。

Comparison is done to the conventional carding machines regarding the pricker roller and the wire roller.

在普通梳棉机上做刺针式刺辊与齿条式刺辊的对比试验，结果显示使用刺针式刺辊对纤维的损伤要低于使用齿条式刺辊。

The paper introduces the basic structure and transmission principle of push rod rack drive and gives the formula and recommendatory value of the main parameters of the push rod rack drive,which provides a theoretical basis for its design and manufacture.

介绍了推杆齿条传动的的基本结构和传动原理，给出了推杆齿条传动主要参数的设计公式与推荐值，为该传动的设计及加工制造提供了理论依据

On the base of simply introducing running transmission mechanism of shearer,according to the theory of rack and pinion engagement,mainly analyses impact cause resulted from toothing between shearer involute sprocket and conveyor pin-rail ,using the specific parameters.

简单介绍了目前大功率采煤机的行走传动装置，并结合某采煤机渐开线行走轮和输送机销排销齿的具体参数，按照齿轮齿条啮合理论，分析了此渐开线行走轮和销齿啮合产生冲击的原因之一。

One point is the tail portion of an axial flange swaged into a groove in the rack, and a second part of the same axial flange has a groove for retaining a locking ring in a second groove in the rack.

一个连接点就是一个轴向凸缘的后部，该轴向凸缘被锻压到齿条的一个沟槽内，该轴向凸缘的第二部分设置有一个沟槽，该沟槽用于将锁紧环保持在齿条上的一个第二沟槽内。

The causes of the rolling flaws such as concavity on the end of workpiece、Mannesmann effect、spiral roll mark on the axle head and tooth roll mark etc in the lab-simulated experiment are analyzed to provide suggestion for the application of the CWR forming process of gear-shaft.

同时分析了物理实验过程中轧件各种质量缺陷的产生机制，如端头凹心、曼乃斯曼效应、轴端螺旋状压痕以及齿部齿条压痕等，为齿轮轴楔横轧成形工艺实用化研究提供指导。

Firstly,through changing the shape of cutter-edge,three-segment parabola was used to substitute for the linear profile, and cutter surface equation was deduced.

首先，通过改变刀具切削刃的形状，以三段抛物线代替齿条的直线齿廓，推导出了刀具齿面方程。

To make the transition curve in the process of gear modeling be more reasonable, the parameterized 3D model of involute cylindrical spur gears with whole profile was made with Pro/Engineer software, based on the study of equations of the dual-arc rack cutter＇ s profile curves and the cut gear＇ s tooth profile curves.

为了使齿轮建模时过渡曲线部分更符合工程实际，在对双圆弧齿条型刀具轮廓曲线方程和齿轮的廊线方程研究的基础上，利用Pro/Engineer软件建立了可变位的渐开线完整齿廊直齿圆柱齿轮的三维参数化模型，并对齿廊曲线连续性进行了分析。

It possesses the steering cylinder assembly testing line of Recirculating Ball-rack steering gear, Rack and pinion steering gear and EPS and the valve production testing line of Recirculating Ball-rack steering gear and Rack and pinion steering gear.

拥有循环球式转向器、齿轮齿条式转向器、可溃电助力式转向管柱总成装配检测线和循环球式、齿轮齿条式液压助力转阀生产检测线。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。