And it also discussed the distribution of spring stiffness both at the top and the bottom in designing the springs of the vibration hammer.
从振体处于一定位置时弹簧压缩量考虑，探讨了振动锤弹簧设计中，上、下弹簧刚度的分配问题。
The design method of damping spring in vibration hammer is developed in this paper. Espacially a selecting range is introduced for calculating damping parameter, which is useful in design.
介绍了振动锤隔振弹簧设计方法给出了隔振参数计算必要的取值范围，可供实际设计参考。
The production of hammer pipeline vibration resistance and pulse pressure, does not crack, and at the same time, the cleanness of aging in extremely high, without impurities.
公司生产的破碎锤管路耐振动和脉冲压力，不会开裂，同时耐老化，管中清洁度极高，无杂质。
Mechanical factors effecting on the vibration noise and resonance performance of IR detector were analyzed for the method of impact excitation using a hammer.
采用锤击法，利用冲击激励的宽频特性，研究了金属结构红外探测器的共振特性及影响振动噪声的力学因素。
But Alas. again the main bell cracked, and they had to file the fissure wider to prevent vibration. The hammer now in use weighs only 190kg.
但是，太可惜了，主吊钟又被撞裂了，人们还不得不把裂缝弄得更大些以防止震动。现在所使用的钟锤，其重量只有190公斤。
To overcome the shortcomings of steam driven hammer, such as energy wasting and serious vibration, the new type program controlled hydraulic hammers are developed.
针对蒸—空模锻锤存在的浪费能源、振动噪音大等缺点，开发了用于蒸—空模锻锤更新换代的新型程控液压模锻锤。
Piping vibration or damage caused due to dynamic loads, such as mechanical vibration, acoustic vibration, fluid hammer, pulsation and relief valve discharge.
由于动荷载引起的管道震动和损坏，例如机械震动，声波震动，液击，压力脉动和泄放阀门泄放时引起的震动。
After booting the lower half with a wooden hammer compressor, the compressor internal parts subject to vibration and stuck up and running.
开机后用木锤敲压缩机下半部，使压缩机内部被卡部件受到震动而运转起来。
The utility model discloses a heavy hammer, in particular to an internal heat type heavy hammer of an anode vibration forming machine.
本实用新型公开了一种重锤，尤其涉及一种阳极振动成型机用的内热式重锤。
Through the hydrodynamic analysis, the formula of axial vibration frequency and water hammer pressure of the tool has been obtained.
通过流体力学分析，得出了该工具轴向振动频率和水击压力公式。
In the last part of this paragraph, a calculation model for forging hammer foundation vibration system with dual-freedom is presented.
并从实际出发，考虑砧下垫层的弹性作用及垫层和土壤的阻尼作用，建立了锻锤振动系统的双自由度有阻尼振动力学模型。
It is posed that angular air-hammer self-excited vibration and half frequency wobble self-excited vibration are two reasons for resulting angular wobble self-excited vibration for gas film face seals.
提出造成气膜端面密封角向摆动自振的内在机理，既有半频摆动自振又有角向气锤自振。
If the vibration is caused by the occurrence of shock in the piping system it can be avoided if a properly sized water hammer arrester is installed near the quick closure valve.
如果振动是由于管道中的水锤撞击而引起，在快速关闭阀附近安装型号合适的水锤消除器就能避免。
In this paper, the features of Under-anvil vibration isolation device for 2-ton forging hammer are summarized, the methods of installation and construction are introduced simply.
本文总结了2吨自由锻锤砧下直接隔振装置的特点，并简要介绍其安装施工方法。
In this paper, the features of Under-anvil vibration isolation device for 2-ton forging hammer are summarized, the methods of installation and construction are introduced simply.
本文总结了2吨自由锻锤砧下直接隔振装置的特点，并简要介绍其安装施工方法。
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