查询词典 knapping hammer

Formerly Anyang Forging Equipment Factory was established in 1956, is the country's fixed-point production forging hammer manufacturers, science and technology enterprises in Henan Province, Henan Province Association forging units and executive director of the China Association for forging unit Enterprise covers an area of 83 mu, with total assets of 100,000,006 yuan Bai°°, the company has a small and medium-sized pieces of machining, large machining, riveting forging, into equipment, machine repair plant and a total of five in the former Ministry of Machinery three types of planning within the Institute of forging hammer, air hammer country standards drafted by the Anyang Forging companies, enterprises, through the ISO9001 certification, air hammer, riveting machine two products were the only company in Henan Province mechanical products designed to protect the country issued BrandName the "register marks of origin", enterprise products have series of air hammer, electric-hydraulic hammer machine, electric-hydraulic hammer head, CNC Fully Hydraulic Die Forging Hammer, forging manipulator, closed single-point presses, many automatic forging press workers, metal shavings Press, metal balers, precision bar cutting machine, large forging presses, shearing machine, bending machine, such as 13 series, 56 specifications of products, which air hammer, riveting machines have won the "ú" and "provincial excellent" designation, the product best-selling domestic and exported to the United States, Britain, Germany, India, Pakistan, Vietnam, North Korea, the world's more than 50 countries and regions.

安阳锻压机械工业有限公司成立于1956年，是国家生产锻锤的定点生产厂家，河南省科技型企业、河南省锻造协会副会长单位和中国锻协常务理事单位，企业占地面积八十三亩，资产总额一亿零六佰捌拾万元，公司设有中小件机加工、大件加工、铆锻、成装、机修共五个分厂和一个在原机械部规划内的三类锻锤研究所，国家空气锤标准由安阳锻压公司起草，企业通过了ISO9001认证，空气锤、铆接机两种产品获河南省机械产品唯一一家国家颁发的旨在保护名优产品的&原产地标记注册&，企业生产的产品有系列空气锤、电液锤整机、电液锤动力头、数控全液压模锻锤、锻造操作机、闭式单点压力机、多工位自动锻造压力机、金属屑压块机、金属打包机、棒料精密剪断机、大型热锻压力机、剪板机、折弯机等十三个系列，五十六个规格产品，其中空气锤、铆接机曾分获&国优&和&省优&称号，产品畅销国内，远销美国、英国、德国、印度、巴基斯坦、越南、朝鲜等世界五十多个国家和地区。

Our company is the production of professional hand tools manufacturer, the products are produced by Mubing / fiber stalk croissants Hammer, Hammer tits, 1.80 Hammer, masonry hammer, fitter hammer, carpenter hammer, hammer out rust detection hammer, ax, such as logging Tools.

我公司是生产手动工具的专业性厂家，所生产的产品有木柄/纤维柄羊角锤、奶头锤、八角锤、石工锤、钳工锤、木工锤、敲锈锤、检测锤、伐木斧等各种工具。

Stoning hammer, machinist hammer, sledge hammer, ball pein hammer, claw, hammer, roofing hammer, rubber mallet hammer, axe.

9F05(E4F05)石工锤、钳工锤、八角锤、元头锤、羊角锤、独角锤、橡胶锤、把斧等。

The paper uses precise step to produce the continuity function of water hammer mathematic model, not only gains more precise water hammer pressure function and water hammer wave speed functionbut also founds correct water hammer mathematic modelContinuity EquationMovement EquationAfter ignoring subordinate facts, function (1) and (2) translate into the current applied water hammer pressure function and water hammer wave speed function.

本论文对水击数学模型中的连续性方程重新进行了严谨的推导，不仅得到了更加准确的水击压强和水击波速的计算公式也建立了正确的水击数学模型连续性方程运动方程当忽略次要因素以后，公式(1)和(2)即可转化为当前应用的水击压强计算公式和水击波速计算公式。

In the fourth paragraph, how the theory of the damping to forging hammer foundation advances at home and abroad, the research and application of the implement for damping to forging hammer, the structure of damping to forging hammer and the calculation methods for forging hammer foundation vibration system, which are used at home nowadays, are particularly introduced.In the fifth paragraph, aiming at direct damping under anvil block of forging hammer, the author bases a mechanics model of two-degree with damping, and optimizes the vibration parameters both in frequency field and in time field, then finds out the new simple method of optimizing the vibration parameters of the damping device under anvil block of forging hammer.

第五章针对锻锤砧下直接支承式减振基础，建立了锻锤减振系统的二自由度有阻尼振动力学模型，然后用傅立叶变换法求出振动传递率的频率关系，用直接积分法求出砧座和基础位移的时域响应，并分别对频域函数和时域函数进行参数优化，最终建立起频率函数—时域函数—优化参数间的相互关系，从而找到了锻锤砧下隔振器参数优化的简便新方法。

Our company has successfully manufactured SDS-plus round shank electrical hammer drills,SDS-plus square shank electrical hammer drills,SDS-max round shank electric hammer drills,long hexagonal shank electric hammer drills series,short hexagonal shank electric hammer drills series and all kinds of steel chisels series products.

公司现已成功研制开发出四坑圆柄、四坑方柄、五坑圆柄，长、短六角柄电锤钻系列及各种规格型号的钢凿子系列产品。

All Products sold in Europe and America, the Middle East and Southeast Asia and other international markets, their production of the instrument has: fitter Hammer, Sledge Hammer, Stoning Hammer, Claw Hammer, round Mace.

产品全部畅销欧美、中东及东南亚等国际市场，其生产的工具有：钳工锤、八角锤、石工锤、羊角锤、圆头锤。

In order to analyze the influence of filled metal particles on impact force for hydraulic pile hammer, analytical solution of mathematic model for pile hammer filled with metal particles considering effects of metal particles was presented. In the solution, lumped mass were used as metal particles, a spring was used as contact stiffness between metal particles and hammer body, different variable lumped masses were used as pile hammer, the ram and anvil, a spring and a dashpot were used as the anvil cushion and pile respectively.

为分析填充金属颗粒对打桩锤锤击力的影响，考虑填充金属颗粒的作用，用集中质量块表示填充的金属颗粒，用弹簧模拟金属颗粒与锤体相碰处的接触刚度，用不同的集中质量块表示桩锤、砧座和桩帽，用并联的弹簧、阻尼器表示锤垫，用弹簧表示桩垫，用阻尼器表示桩，建立了平衡方程。

B Through theoretical and experimental studies, the paper investigats the relationships between hammer geometer and stress waveform generated by the hammer. After the mechanical meanings of linear model used by others are demonstrated, a simple expression of rigidity of an equivalent spring for direct impact between a hammer and a rod is obtained. Based on the above work, a mathematical model and numerical method for the impact of the hammer with progressively changing cross-section on the rod are presented.

2应用理论分析和实验研究相结合的方法，探讨了冲击应力波波形和冲锤形状尺寸之间的关系；阐明了冲锤与杆撞击局部变形的线性模型的物理意义，继而分析讨论了冲锤端头曲率半径与撞击弹簧刚度的关系；在此基础上，提出了连续变截面冲锤与杆撞击的数学模型和计算方法。

Explosion-proof tools produced include the following major categories: A, hand chain hoist, pulley , table vice, sleeve and attachment type B, a variety of wrenches, pipe clamp type, such as plum blossom wrench stay, percussion wrench C, hammer type, such as Sledge Hammer, hammer nipple, hammer D, sub-soil knife, knife derusting , flat spade type, down-type E, crowbar-type F, pliers, scissors type, such as Dramix clamp, clamp Lei G, screwdriver-type H, the top, listening to the needle-type I, to pumps, buckets, Rama and other sundry goods J, portfolio suite tools and explosion-proof hand chain hoist is a national patent product, patent No.

公司生产的防爆工具包括以下几大类：A、手拉葫芦、滑车、台虎钳、套筒及附件类 B、各种扳手、管钳类，如梅花呆扳手、敲击扳手C、锤子类，如八角锤、奶头锤、榔头 D、泥子刀、除锈刀、扁铲类、挫类 E、撬棍类 F、钳子、剪刀类，如克丝钳、鲤鱼钳 G、螺丝刀类 H、顶尖、听针类 I、提油泵、水桶、拉马等杂品 J、组合套装工具类，且防爆手拉葫芦是国家专利产品，专利号为：

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。