查询词典 friction ball

Low speed;sensitive ball bearing;friction torque;structure parameter

低速；灵敏轴承；摩擦力矩；结构参数

Our company mainly engaged in technology suite wooden doors, solid wood composite wooden doors, flooring products, our company is the only wooden one abrasion-resistant material the use of electromagnetic paint manufacturers can be used to wire the ball friction and anti-yellowing.

我公司主要经营套装工艺木门，实木复合木门，地板类产品，我公司的木门是国内唯一一家使用电磁漆耐磨材料的厂家，可以用钢丝球摩擦，而且耐黄变。

Based on the models of imitating statics,the location of pure rolling lines on the contact ellipse was calculated to estimate the friction torque of sensitive ball bearing.

借助拟静力学分析得到了赫兹接触区纯滚动线的位置，积分求出了自旋及差动滑动引起的摩擦力矩，进而估算出灵敏球轴承的摩擦力矩，为验证所推公式的计算结果将其与相关文献的理论值及试验实测值进行了比较。

A small cube of chalk used in rubbing the tip of a billiard or pool cue to increase its friction with the cue ball.

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The tribological properties of 500 SN oil containing nanometer copper borate were investigated with a four ball machine and a block on ring friction and wear tester.

结果表明：纳米硼酸铜使500SN基础油润滑下的摩擦系数略有增大，并使其抗磨及承载能力提高；其最佳添加量为0.70%～1.10%；纳米硼酸铜颗粒在摩擦表面发生了摩擦化学反应，生成了由B2O 3及FeB等组成的表面保护膜。

The microstructures were studied by means of TT230 digital coating thickness gauge, JSM6700F scanning electron microscope, 2206 surface roughness measuring instrument (E34001), W92 coating adhesion scratch test machine etc, and the corrosion and wear resistance were assessed by CHI660C electrochemistry workstation and UMT2MT ball－block reciprocating friction tester.

利用TT230数字式涂层测厚仪、JSM6700F扫描电子显微镜、2206型表面粗糙度测量仪(E34001)和W92涂层附着力划痕实验机等研究其微观结构和CHI660C电化学工作站和UMT2MT型球－块往复式摩擦实验机进行耐蚀性和耐磨性的评定。

Fault reasons: dirty work environment, so that rubber ball coated with something stolen goods, and thus with the desktop, reducing the friction between the roller, not flexible due to rotation.

故障原因：工作环境不清洁，使橡胶球上沾上赃东西，因而与桌面、滚轴间的摩擦力减小，转动不灵活所致。

1800 Mm-1500 3000 mm ball mill, was namedú·, while Shandong Province has been approved for use in quality and Technical Supervision mark (superscript U Lu Zi No. No. 89575); jaw crusher overload clutch protection device by Country Patent for utility model patents (Patent No.: 89216120.5); JC56 jaw crusher was gold country scientific and technological progress±Authority (Certificate No.: J9044102); PYX-900 spring-cone machine has been fine gold in Shandong Province as the Industrial Development Bureau of Science and Technology progress second prize (Item No.:93-0038); JC4060 jaw crusher has been gold in Shandong Province, Shandong Province as the Industrial Development Bureau of the outcome of the first prize of scientific and technological progress (Item No.:93-0011); with the Beijing Non-ferrous Metallurgy Research total Institute jointly developed JC1575 jaw crusher, in 2003 through the provincial-level new product identification, the aircraft without the use of foreign technology friction broken, broken than large, high production efficiency, low energy consumption and long life jaw plate, fine granularity, cone crusher and ordinary compared to 40 percent savings in investment, with the jaw crusher enhance yield compared to 20-50%. The "through train" service, the user no worries. Technical talents, in the same industry took the lead in the implementation of process design, manufacture, installation, commissioning, technical training, production "one-stop turnkey" service. The company has design institute, under the mechanical design department and the Department of Mineral Processing Design by senior engineers, capable technical staff composed of personnel and after-sales service after-sales service team of professionals, nationwide, service mine. Zhaoyuan Gold Machinery Plant Co., Ltd.

900×1800㎜—φ1500×3000㎜球磨机，被评为省优产品，同时被山东省技术监督局批准使用优质产品标志（鲁标优字第89575号）；颚式破碎机过载离合保护装置获国家专利局实用新型专利（专利号：89216120.5）；JC56颚式破碎机获国家黄金管理局科技进步四等奖（证书号：J9044102）；PYX—900弹簧圆锥细碎机被山东省黄金工业局评为科技进步成果二等奖（项目编号：93—0038）；JC4060颚式破碎机被山东省黄金工业局评为山东省科技进步成果一等奖（项目编号：93—0011）；与北京有色冶金研究总院联合研制的JC1575颚式破碎机， 2003年通过省级新产品鉴定，该机采用国外无磨擦破碎技术，破碎比大、生产效率高、能耗低、颚板寿命长、产品粒度细，与普通圆锥破碎机相比节省投资40%，与颚式破碎机相比提高产量20—50%。

The self-lubricanting coating of nickel-coated graphite was prepared by oxygen-acetylene flame spraying technology and its friction and wear properties at room temperature were studied in a ball on disk test rig.

选用镍包石墨粉末，采用氧-乙炔火焰喷涂技术制备镍包石墨自润滑涂层，在球-盘摩擦磨损试验机上探讨了室温条件下镍包石墨自润滑涂层的摩擦磨损性能。

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。