the forging machine can forge a rough cylinder body of the hydraulic cylinder according with actual demand and has higher forging production efficiency and economic benefit.

本发明能够锻造出符合实际需求的液压缸缸体毛坯、并有较高锻造生产效率和经济效益。

hebei dongfeng forming machinery co. , ltd. , the predecessor of hebei is forging machine tool plant, built in 1956, 1998 conversion to joint-stock enterprises.

河北东风锻压机械有限公司的前身是河北锻压机床厂，始建于1956年，1998年改制为股份制企业。

appropriate radius range of forming part in swing forging machine is reached through theoretical analysis, which has certain guiding effect on the design and application of swing forging machine.

通过理论分析，得出摆辗机所适宜加工成形零件的半径范围，对摆辗机的设计和应用起到一定的指导作用。

forging machine operators operate forging machines to form and shape metal into various shapes and sizes and impart desired strength, hardness or other characteristics.

锻压机床经营者操作锻压机，将金属形成和塑造成各种形状和尺寸，并传播所需的强度，硬度或其他特性。

as to demands of automatic position control system, a model of system mathematics was set up. control algorithm of precise forging machine orientation is studied.

针对位置自动控制系统的要求，建立了系统数学模型，研究了精锻机控制系统的定位控制算法。

it has been introduced that cracking defect of female die cushion of forging machine has been analysed and its preventive heat treatment technology.

介绍了锻压机垫板的热处理工艺改进措施，从而防止了其开裂缺陷，提高了使用寿命。

a new precision forming technology was presented, which uses an ordinary forging machine and a high precision rotary forging machine to make the closed-tolerance semi-axle bevel gear forgings.

论述了精锻汽车差速器半轴齿轮原模具结构存在的问题，改进了锻造工艺和锻件设计，设计了新型粗锻模和精压模。

riveting machines, metal shavings press, forging machine operators, large products such as hot forging hydraulic press.

铆接机、金属屑压块机、锻造操作机、大型热锻液压机等产品。

it is very important to calibrate the load sensing and indicating devices(imco) which are used as the forging force indicating and forging machine protecting devices.

负载传感及指示装置（imco）作为锻压力指示和锻压机保护的装置，对它进行适时标定，尤为重要。

the utility model relates to a high-speed forging machine for shaping, which belongs to a manufacturing device for manufacturing needles, pins or nails.

本实用新型为一种高速锻造成型机，属于一种针、销或钉的制造设备。

the material selection, working out the process and repairing method in reform of the precision forging machine to substitute with china-making spares are analyzed and improving plan proposed.

对精锻机关键备件的国产化从材质的选择、工艺的制订及修理进行了分析，并提出了改进方案。

the loads calculated from the formula are slightly higher than those from actually measured in experiment, however, it may be useful in selecting forging machine and die design.

结果表明：利用该公式估算的锻造载荷略大于真实载荷，可供选择设备和设计模具参考。

in order to develop the rotary forging technology in our country, we should promote the technique first, and then accelerate the rotary forging machine nationalization.

介绍了发展我国摆辗技术，首先必须繁荣摆辗工艺，促进摆辗机国产化。

precise forging machine control system belongs to automatic position control system.

精锻机控制系统属于位置自动控制系统。

in this paper, expounded that a control patterns, treatment and program feature of the by630 rotary forging machine appling programmable controller to control.

阐述应用可编程控制器控制by630型摆动辗压机的控制方式、处理以及控制程序特点。

progression to blacksmith, die setting, or supervisory positions is possible with experience for forging machine operators.

具备锻造机器操作员的经验后，可能晋升到铁匠，模具安装，或监督职位。

header machine : cold forging machine used to produce rollers.

镦头机：用于生产滚子的冷锻设备。

the application of plc in electric control system of precision forging machine is discussed.

探讨了可编程序控制器在精锻机电控系统中的应用。