摘要：【中文】本发明公开了一种位置测量系统，包括位置感应端，连接活塞杆，能够随活塞杆一起沿活塞杆的轴向运动；位置测量端，与缸体连接，用于测量与位置感应端之间的距离；导正装置，连接位置感应端与活塞杆，能够使得位置感应端相对于活塞杆转动；应用本发明的位置测量系统，能够有效减少位置感应端的磨损，本发明还提供了一种作动系统。 【EN】The invention discloses a position measuring system, which comprises a position sensing end, a position sensing end and a position sensing end, wherein the position sensing end is connected with a piston rod and can move along the axial direction of the piston rod along with the piston rod; the position measuring end is connected with the cylinder body and used for measuring the distance between the position measuring end and the position sensing end; the guide device is connected with the position sensing end and the piston rod and can enable the position sensing end to rotate relative to the piston rod; the position measuring system can effectively reduce the abrasion of the position sensing end, and the invention also provides an actuating system.

摘要：【中文】本发明公开了一种合金结构钢扩散段壳体待胶接表面的毛化方法，根据GB/T7124‑2008准备合金结构钢标准试样；用酒精对合金结构钢的标准试样待毛化面进行清洗、晾干；通过激光毛化设备，选择特定的毛化点面密度、脉冲能量、脉冲时间间隔、单脉冲能量数量、激光束中轴线与坑的法线间的夹角、激光束离焦量等参数对标准试样待毛化面进行定量的激光毛化平；对激光毛化后的标准试样用胶粘剂进行胶接，胶接完成后用压块工装进行固化24小时；按上述步骤在调整激光毛化参数后，重新进行标准试样的激光毛化、胶接、测试。该发明适用于中、小型固体火箭发动机扩散段壳体待粘接表面的毛化处理，有效提高扩散段壳体与粘接剂之间的结合强度。 【EN】The invention discloses a roughening method for a surface to be bonded of a diffusion section shell of alloy structural steel, which comprises the following steps of preparing a standard sample of the alloy structural steel according to GB/T7124-2008; cleaning and airing a surface to be roughened of a standard sample of the alloy structural steel by using alcohol; selecting parameters such as specific texturing point surface density, pulse energy, pulse time interval, single pulse energy quantity, an included angle between a central axis of a laser beam and a normal line of a pit, defocusing amount of the laser beam and the like to carry out quantitative laser texturing leveling on a surface to be textured of a standard sample through laser texturing equipment; adhering the standard sample subjected to laser texturing by using an adhesive, and curing for 24 hours by using a pressing block tool after the adhering is finished; and after the laser texturing parameters are adjusted according to the steps, the laser texturing, the gluing and the testing of the standard sample are carried out again. The method is suitable for texturing the surface to be bonded of the diffusion section shell of the medium and small solid rocket engines, and effectively improves the bonding strength between the diffusion section shell and the adhesive.

摘要：【中文】本发明涉及齿轮传动技术领域，尤其涉及一种齿轮固定的精密机构，包括安装底座，所述安装底座内设置有轴承组件，所述安装底座的一端设置有齿轮，所述安装底座的另一端设置有穿过轴承组件与齿轮连接的旋转轴，所述轴承组件的外部设置有固定螺母，所述旋转轴与齿轮之间连接有专用螺钉，所述旋转轴的端面设置有与专用螺钉匹配连接的装配孔。本发明实现齿轮、旋转轴、轴承组件之间的无轴向松动，有效减少旋转轴齿轮机构运行过程中出现轴的跳动，提高齿轮的使用寿命以及传动精确度。 【EN】The invention relates to the technical field of gear transmission, in particular to a precision mechanism for fixing a gear, which comprises a mounting base, wherein a bearing assembly is arranged in the mounting base, a gear is arranged at one end of the mounting base, a rotating shaft which penetrates through the bearing assembly and is connected with the gear is arranged at the other end of the mounting base, a fixing nut is arranged outside the bearing assembly, a special screw is connected between the rotating shaft and the gear, and an assembling hole which is connected with the special screw in a matching manner is arranged on the end surface of the rotating shaft. The invention realizes no axial looseness among the gear, the rotating shaft and the bearing assembly, effectively reduces the shaft bounce in the running process of the rotating shaft gear mechanism, and improves the service life and the transmission accuracy of the gear.

摘要：【中文】本发明公开了一种拔桩方法及拔桩系统，拔桩方法包括以下步骤：确定出桩体的位置；基于桩体的位置将外筒下沉，使桩体套设于外筒；清除外筒和桩体之间的砂石；拔出桩体。该拔桩系统能够采用前述的拔桩方法进行拔桩。该拔桩方法，在拔出桩体之前，对桩体和外筒的内壁之间的砂石进行清理，桩体周围的砂石被清除，从而大大降低了砂石对桩体拔出的阻碍作用，避免拔出过程出现断桩的情况；同时，外筒又保证了外筒以外区域的砂石或土体的稳定性，保证了施工安全；另外，拔桩可靠性高，保证了正常的工期。 【EN】The invention discloses a pile pulling method and a pile pulling system, wherein the pile pulling method comprises the following steps: determining the position of the pile body; sinking the outer cylinder based on the position of the pile body to enable the pile body to be sleeved on the outer cylinder; removing sand and stones between the outer cylinder and the pile body; and pulling out the pile body. The pile pulling system can adopt the pile pulling method for pile pulling. According to the pile pulling method, before the pile body is pulled out, the sand and stone between the pile body and the inner wall of the outer cylinder are cleaned, and the sand and stone around the pile body are removed, so that the blocking effect of the sand and stone on the pulling out of the pile body is greatly reduced, and the situation of pile breakage in the pulling out process is avoided; meanwhile, the outer barrel also ensures the stability of the sand and stone or soil mass in the area outside the outer barrel, and ensures the construction safety; in addition, pile pulling reliability is high, and normal construction period is guaranteed.

摘要：【中文】本发明的是一种自带位置校准功能的自由装填药柱装配工装，该发明适用于固体火箭发动机药柱的自由装填工艺。该工装由药柱支架、定位套、内六角圆柱头螺钉及定位销组成，药柱支架的凸台与定位套的凹槽形成间隙配合关系，其能够准确地保证药柱组合件与发动机壳体上的销孔相互对应，避免了后续过程中药柱组合件的大角度转动调整，药柱装配的效率得以大幅度提升。 【EN】The invention relates to a free-filling grain assembly tool with a position calibration function, which is suitable for a free filling process of a solid rocket engine grain. This frock comprises powder column support, position sleeve, hexagon socket head cap screw and locating pin, and the boss of powder column support forms clearance fit relation with the recess of position sleeve, and it can guarantee accurately that the pinhole on powder column sub-assembly and the engine housing corresponds each other, has avoided the wide-angle rotation adjustment of follow-up in-process powder column sub-assembly, and the efficiency of powder column assembly can promote by a wide margin.

摘要：【中文】本发明涉及一种大直径螺纹单次走刀快速车削加工刀具及方法，适用于直径大于50mm无退刀槽内螺纹或者外螺纹，该加工刀具由M个刀片串联组合而成，刀片的径向长度依次递增，相邻两个刀片之间刀片径向长度之差等于进刀尺寸，M大于1。该加工方法采用上述加工刀具，根据被加工螺纹情况，可跨螺距加工。本发明在在保证效率的情况下，提高了刀具的利用率。 【EN】The invention relates to a large-diameter thread single-feed rapid turning tool and a method, which are suitable for internal threads or external threads with the diameter larger than 50mm and without a tool withdrawal groove, the tool is formed by combining M blades in series, the radial lengths of the blades are sequentially increased, the difference of the radial lengths of the blades between every two adjacent blades is equal to the feed size, and M is larger than 1. The machining method adopts the machining cutter, and can machine across thread pitches according to the condition of the machined threads. The invention improves the utilization rate of the cutter under the condition of ensuring the efficiency.

摘要：【中文】本发明涉及车辆零配件技术领域，尤其涉及一种有基准的偏心螺栓，包括安装板和调节件，所述安装板连接有偏心螺栓，所述偏心螺栓穿过安装板的一端连接有固定螺母，所述偏心螺栓与固定螺母之间设置有垫片，所述偏心螺栓包括螺杆，所述螺杆的一端设置有偏心部，所述偏心部设置有螺帽，所述偏心部的两侧均设置有切平面，两个切平面之间的连接处形成平滑过渡的偏心圆弧面，所述调节件设置有与偏心螺栓连接的连接方孔。本发明结构紧凑，增加了预紧固基准和调节基准，使装配与调节简单高效以及调节大小方向可视化，降低调节难度，达到紧固防松的作用。 【EN】The invention relates to the technical field of vehicle spare and accessory parts, in particular to a benchmark eccentric bolt which comprises a mounting plate and an adjusting piece, wherein the mounting plate is connected with an eccentric bolt, one end of the eccentric bolt, which penetrates through the mounting plate, is connected with a fixing nut, a gasket is arranged between the eccentric bolt and the fixing nut, the eccentric bolt comprises a screw rod, one end of the screw rod is provided with an eccentric part, the eccentric part is provided with a nut, both sides of the eccentric part are provided with tangent planes, a smoothly-transitional eccentric arc surface is formed at the joint between the two tangent planes, and the adjusting piece is provided with a connecting square hole connected with the eccentric bolt. The invention has compact structure, increases pre-tightening reference and adjusting reference, makes assembly and adjustment simple and efficient, visualizes the size and direction of adjustment, reduces the adjustment difficulty, and achieves the effects of tightening and loosening prevention.

摘要：【中文】本发明提供了一种基于专家系统的高压放电回路阻抗自匹配方法及装置，该方法包括在根据不同机型进行全机雷电适航性试验的要求，从专家系统中调取相应的雷击飞机模型，通过控制处理单元实现受测回路快速阻抗自适应智能化的匹配，最后由雷电流发生器产生缩比雷电流测试波形需求的放电电压，从而得到波形畸变率低的瞬态雷电流波形，并施加于受测飞机上完成飞机的全机雷击效应完整的验证试验。其中利用基于大量多机型全机雷击瞬态阻抗特性数据构建的专家数据库系统，能够实现放电回路元旦阻抗值的快速匹配，解决依据试凑试验确定阻抗参数耗时长和可靠性低的难题。 【EN】The invention provides a high-voltage discharge loop impedance self-matching method and a device based on an expert system, wherein the method comprises the steps of calling a corresponding lightning aircraft model from the expert system according to the requirements of full-aircraft lightning navigability tests of different aircraft models, realizing the self-adaptive intelligent matching of the rapid impedance of a tested loop through a control processing unit, and finally generating a discharge voltage required by a scaled lightning current test waveform by a lightning current generator so as to obtain a transient lightning current waveform with low waveform distortion rate, and applying the transient lightning current waveform to the tested aircraft to finish the complete verification test of the full-aircraft lightning stroke effect of the aircraft. The expert database system constructed based on a large amount of multi-model full-aircraft lightning stroke transient impedance characteristic data can realize the rapid matching of the discharge loop Meta-denier impedance value, and solves the problems of long time consumption and low reliability of impedance parameter determination according to a trial and error test.

摘要：【中文】本公开为了克服现有技术中不能及时发现调控云电网运行大数据异常的问题，提供一种调控云电网运行大数据质量评估方法，涉及电力自动化领域，包括以下步骤：S1.获取设备线路参数一致性数据；S2.获取变压器参数一致性数据；S3.根据设备线路参数一致性数据和变压器参数一致性数据计算得到运行数据一致性；S4.在所述运行数据一致性低于预设值时，进行预警。通过此方法可以对各地区能源管理系统的运行大数据进行评估，能够及时发现调控云电网运行大数据的异常，可以及时的对出现问题的区域进行检查和处理，缩少和消除低质量数据的影响，对于调控云电网运行大数据应用的分析和决策至关重要。 【EN】The utility model provides a regulation and control cloud power grid operation big data quality assessment method, which relates to the field of electric power automation and comprises the following steps: s1, obtaining equipment line parameter consistency data; s2, acquiring parameter consistency data of the transformer; s3, calculating according to the equipment line parameter consistency data and the transformer parameter consistency data to obtain operation data consistency; and S4, when the consistency of the operation data is lower than a preset value, early warning is carried out. By the method, the operation big data of the energy management systems in various regions can be evaluated, the abnormity of the operation big data of the regulation cloud power grid can be found in time, the problem areas can be checked and processed in time, the influence of low-quality data is reduced and eliminated, and the method is of great importance for analysis and decision of the operation big data application of the regulation cloud power grid.

摘要：【中文】本发明实施例涉及密码更改方法、服务器及存储介质，该密码更改方法包括：建立与目标服务器之间的免密登录通道；当到达预定时间时，在所述目标服务器上进行远程登录；远程登录成功后，向所述目标服务器发送随机数生成指令，使得所述目标服务器根据所述随机数生成指令生成随机数，并设置所述随机数作为新密码，以及将所述新密码保存在密码文件中；接收所述目标服务器发送的密码文件；从所述密码文件中获取新密码，并将所述新密码存储于数据库中，上述方法实现对多台目标服务器的密码进行自动化的批量更改，避免手动输入的繁琐，操作简单。 【EN】The embodiment of the invention relates to a password changing method, a server and a storage medium, wherein the password changing method comprises the following steps: establishing a secret-free login channel with a target server; when the preset time is reached, remotely logging in the target server; after the remote login is successful, sending a random number generation instruction to the target server, enabling the target server to generate a random number according to the random number generation instruction, setting the random number as a new password, and storing the new password in a password file; receiving a password file sent by the target server; the method realizes automatic batch change of the passwords of the plurality of target servers, avoids manual input complexity and is simple to operate.