The utility model relates to a driving device with a screw rod.
本实用新型涉及一种丝杠传动装置。
The rear end of the limit screw rod is provided with a blocking head.
所述限位螺杆后端设有一阻头。
Wherein the screw comprises a screw head, a lug boss and a screw rod.
该螺丝包括一螺头、一凸台及一螺杆。
There are two types of restraint-screw rod type and frame plate type.
约束的形式有采用螺杆和门形钢板两种。
Completing, if the screw rod if too long, the spared part can be cut off.
完成，如果丝杆过长，可以切掉多出的部分。
Ball screw rod imported from Germany can assure the high speed and precision.
德国滚珠丝杆精度高，精确高，速度快。
Posterior screw rod system internal fixation; Thoracolumbar fractures; Effect.
后路钉棒系统内固定；胸腰椎骨折；疗效。
Maintenance and service: Screw rod air compressor's maintenance main engine overhaul.
维修和服务：螺杆空气压缩机的维修，主要发动机大修。
If the change rules generally to replace the expansion tyre, Zhang Xin, screw rod and slot.
如若变更规则一般要更换涨胎、张芯、螺杆和槽棒。
The catalyzing device is provided with a catalyzing pipe and a vortex catalyzing screw rod.
催化装置在于有一个催化管和涡流催化螺杆。
Objective To discuss clinical application of the new spinal anterior screw rod fixation system.
目的探讨应用一种新的脊椎前路钉棒系统进行脊柱前路手术的效果。
The cutting thickness is regulated by accurate ball screw rod which ensures localized precision.
锯切厚度由精确的滚珠丝抗控制，确保定位精度。
A fastener screw rod-nut disassembly machine pertains to the technical field of building construction tools.
扣件螺杆-螺母拆卸机，属于建筑施工工具的技术领域。
Cylinder helical screw rod manufacturing technology plays an important role in the hydraulic and petroleum machinery.
圆柱螺旋面螺杆加工技术在水力、石油机械生产中占有重要地位。
The fixing element adopts a screw rod and a thread component which are connected with the bottle bodies respectively.
固定元件为螺杆和螺纹件，所述螺杆和螺纹件分别与一瓶体连接。
As the key component of extruder, the structure of screw rod has a great effect on the characters of puffed materials.
作为挤压膨化机关键部件的螺杆，其结构对膨化物料的性状有着十分重要的影响。
Complete stoppering of the vials usually by hydraulic or screw rod stoppering mechanisms installed in the lyophilizers.
使用安装在冻干机内的液压装置或螺杆全加塞。
A cantilever screw rod is arranged on the positioning bearing block and is ensured to be coaxial with a seal head cylinder body.
悬臂螺杆安装在定位轴承座上，并保证与封头筒体同轴。
The final shape helps the seal screw rod compressor assembly drawing, the contour dimensional drawing and each main detail drawing.
最终形成全封闭螺杆压缩机总装配图、外形尺寸图和各主零件图。
After lower part installs the horizontal screw rod, but can also cause the heavy item to make the small distance to move horizontally.
下部装上水平螺杆后，还能使重物作小距离横移。
Screw jack: Uses the screw rod or the fluctuation sleeve which impels by the screw rod goes against as the rigidity lifts a hoisting jack.
螺旋千斤顶：采用螺杆或由螺杆推动的升降套筒作为刚性顶举件的千斤顶。
Shenzhen Benwell Machinery Co. , Ltd. was established in 1997, devoting to the development and production of Screw rod type air compressor.
深圳市奔威机械有限公司，成立于一九九七年，一直以来致力于螺杆式空气压缩机的开发和生产。
With the upgraded locking device the axial force of the screw rod is reduced by half when roiling, Which makes the drum locked more reliably.
轧制时丝杆轴向受力减小一半，使转鼓被锁紧得更可靠。
The opening and the closing of the gate valve are realized by a manual pump; the past bulky gate valve with a hand-operated screw rod is replaced.
闸阀的开启和关闭靠手动泵来实现，取代了过去手摇丝杠的笨重闸阀。
The injection moulding device comprises a substrate nut (2), a process screw rod (4) screwed into the substrate nut (2), and two positioning nuts (1).
注射成型装置包括基体螺母(2)及旋入基体螺母(2)中的工艺丝杆(4)和两个定位螺母(1)。
Because the mechanism replaces a traditional screw rod and screw nut mechanism, the rotary furniture has simple structure, stable rotation and low cost.
用这种机构代替传统的螺杆螺母机构。可使旋转类家具结构简单，旋转平稳，成本降低。
The invention broadens the adjusting range of the axial pulsation intensity so as to better meet the demand of screw rod axial pulsation of the squeeze machine.
本发明扩大了轴向脉动强度的调节范围，从而可以更好地满足挤出机螺杆轴向振动的要求。
The invention relates to a screw rod drilling tool used for petroleum drilling, and particularly relates to the technical field of petroleum drilling equipment.
本发明涉及一种用于石油钻井的螺杆钻具，具体涉及石油钻探设备技术领域。
In this paper, a model was deduced from the heating exchange of screw rod in cooling and was simplified with mathematics. Its construction was simple and practical.
根据螺纹钢筋轧后控冷中的热交换特点，从理论上进行了分析与推导，并利用数学方法进行简化，得到结构简单实用的数学模型。
In this paper, a model was deduced from the heating exchange of screw rod in cooling and was simplified with mathematics. Its construction was simple and practical.
根据螺纹钢筋轧后控冷中的热交换特点，从理论上进行了分析与推导，并利用数学方法进行简化，得到结构简单实用的数学模型。
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