摘要：【中文】本发明公开了一种适用于热成形‑淬火一体化工艺专用的中强7xxx系铝合金板材，所述7xxx系铝合金板材的化学成分按重量百分比配比为Zn 5.1～6.7％，Mg 1.9～2.9％，Cu 1.2～2.6％，Fe 0～0.5％，Si 0～0.4％，Cr 0～0.1％，Zr 0～0.08％，Mn 0～0.25％，其中Cr、Mn、Zr等其它控制晶粒尺寸的微量元素总含量≤0.25％，余量为Al。基于热成形‑淬火一体化工艺特点，所述合金板材具备短时固溶性、低淬火敏感性和优异时效硬化等特性。合金板材能短时快速完成固溶处理，再经水冷或模冷或空冷后进行人工峰时效或烤漆处理后，最终板材的屈服强度＞400MPa、抗拉强度＞450MPa、延伸率＞6.5％。本发明的7xxx铝合金板材专用于热冲压模内淬火工艺的450MPa级中强7xxx系铝制结构件的制备。 【EN】The invention discloses a special medium-strength 7xxx series aluminum alloy plate suitable for a hot forming-quenching integrated process, which comprises the following chemical components, by weight, 5.1-6.7% of Zn, 1.9-2.9% of Mg, 1.2-2.6% of Cu, 0-0.5% of Fe, 0-0.4% of Si, 0-0.1% of Cr, 0-0.08% of Zr and 0-0.25% of Mn, wherein the total content of other trace elements for controlling the grain size, such as Cr, Mn, Zr and the like, is less than or equal to 0.25%, and the balance of Al. Based on the characteristics of the hot forming-quenching integrated process, the alloy plate has the characteristics of short-time solid solubility, low quenching sensitivity, excellent age hardening and the like. The alloy plate can quickly complete the solution treatment in a short time, and after the alloy plate is subjected to water cooling or die cooling or air cooling and then is subjected to artificial peak aging or baking finish treatment, the final plate has the yield strength of more than 400MPa, the tensile strength of more than 450MPa and the elongation of more than 6.5 percent. The 7xxx aluminum alloy plate is specially used for preparing a 450 MPa-grade medium-strength 7xxx series aluminum structural member of a quenching process in a hot stamping die.

摘要：【中文】本发明公开了一种悬挂式小车机械吊装装置，包括至少一条水平设置的吊轨，吊轨的一端设置有支撑腿，另一端的顶部设置有挂固组件，吊轨设置有挂固组件的一端底部设置有用于吊装液压弹簧机构的环形吊环，环形吊环与吊轨之间设置有位置调节组件。本发明由于整体结构较为简单，能适用于ZF8‑550型HGIS开关的狭小作业空间，并且由于结构的简单，整体重量轻便，作业前无须做铺设钢板等繁重的准备工作，可直接放置在草地或检修孔盖上，同时整体大小适中，减少HGIS开关及液压弹簧机构的碰擦损伤事件的发生。做到及时发现问题及时拆装检修，减少事故隐患，从而保障电网设备安全高效的运行，同时又能减少操作人员数量、节省人力，降低人员劳动强度、提高工作效率。 【EN】The invention discloses a suspension type trolley mechanical hoisting device which comprises at least one horizontally arranged hoisting rail, wherein one end of the hoisting rail is provided with a supporting leg, the top of the other end of the hoisting rail is provided with a hanging and fixing component, the bottom of one end of the hoisting rail, which is provided with the hanging and fixing component, is provided with an annular hoisting ring for hoisting a hydraulic spring mechanism, and a position adjusting component is arranged between the annular hoisting ring and the hoisting rail. The invention can be suitable for the narrow operation space of the ZF8-550 type HGIS switch because of simpler integral structure, and because of simple structure and light integral weight, heavy preparation work such as laying steel plates and the like is not needed before operation, the invention can be directly placed on the grassland or the manhole cover, and simultaneously the integral size is moderate, thereby reducing the occurrence of the collision and friction damage events of the HGIS switch and the hydraulic spring mechanism. Accomplish in time the dismouting maintenance in time of discovering the problem, reduce the accident potential to guarantee electric wire netting equipment safe efficient operation, can reduce operating personnel quantity simultaneously again, use manpower sparingly, reduce personnel intensity of labour, improve work efficiency.

摘要：【中文】本发明公开了一种高铜镁比的Al‑Zn‑Mg‑Cu‑Zr超高强铝合金铸锭分级均匀化处理工艺，具体步骤为：将合金铸锭以25～50℃/h从室温升温至375～425℃后保温5～15h；再以25～50℃/h升温至450℃后，继续以5～15℃/h升温至465～475℃间后保温时间1～4h；最后将合金以1～5℃/h升温至480～490℃并保温16～36h，随后空冷。本发明主要适用于Cu/Mg＞1的超高强Al‑Zn‑Mg‑Cu合金，通过分级工艺处理，不仅能够促进合金中Al₃Zr纳米级弥散相的均匀析出，提高合金后续变形组织的高温稳定性；同时能有效消除铸锭中低熔点非平衡共晶相T相(AlZnMgCu相)，并且也充分考虑到了T相向S相(Al₂CuMg相)的转变等因素，最终实现T相和S相的完全回溶，有力避免了S相在基体中残留，从而改善或提高铝材的综合性能。 【EN】The invention discloses a graded homogenization treatment process of an Al-Zn-Mg-Cu-Zr ultrahigh-strength aluminum alloy cast ingot with a high copper-magnesium ratio, which comprises the following specific steps: heating the alloy cast ingot from room temperature to 375-425 ℃ at a speed of 25-50 ℃/h, and then preserving heat for 5-15 h; heating to 450 ℃ at a speed of 25-50 ℃/h, continuing heating to 465-475 ℃ at a speed of 5-15 ℃/h, and keeping the temperature for 1-4 h; and finally, heating the alloy to 480-490 ℃ at the speed of 1-5 ℃/h, preserving the heat for 16-36 h, and then cooling in air. The invention is mainly suitable for the ultrahigh-strength Al-Zn-Mg-Cu alloy with Cu/Mg more than 1, and can promote Al in the alloy by treatment through a grading process₃The Zr nanoscale disperse phase is uniformly precipitated, so that the high-temperature stability of the subsequent deformation structure of the alloy is improved; meanwhile, the low-melting-point nonequilibrium eutectic phase T (AlZnMgCu) in the ingot can be effectively eliminated, and the T-phase S (Al) phase is fully considered₂CuMg phase), and the like, finally realizing the complete re-dissolution of the T phase and the S phase, and powerfully avoiding the S phase from remaining in the matrix, thereby improving or enhancing the comprehensive performance of the aluminum material.

摘要：【中文】本发明涉及板材焊接领域，具体是一种方便调节的金属板材焊接装置，所述支撑板的上部设置有第一螺纹杆，所述第一螺纹杆的左端设置有驱动电机，第一螺纹杆上螺纹连接有第一移动座，所述第一移动座上安装有第一焊接机构，支撑板的下部设置有第二螺纹杆，所述第二螺纹杆上螺纹连接有第二移动座，所述第二移动座上安装有第二焊接机构，第一螺纹杆的右端设置有主动轮，第二螺纹杆的右端设置有从动轮，所述主动轮与从动轮之间通过皮带连接。本装置的结构设置，实现对板材的双面同时进行焊接，焊接效率高，降低了工作的难度，提高了工作的效率，并且不需要对板材进行翻转，提高了焊接的质量，实用性强。 【EN】The invention relates to the field of plate welding, in particular to a metal plate welding device convenient to adjust. The structure setting of this device realizes welding simultaneously to the two-sided of panel, and welding efficiency is high, has reduced the degree of difficulty of work, has improved the efficiency of work to need not overturn to panel, improved welded quality, the practicality is strong.

摘要：【中文】本公开是关于一种人脸检测处理方法、装置及设备。该方法包括：检测2D人脸图像得到人脸转动角度；获取当前人脸转动角度和上一人脸转动角度；根据所述当前人脸转动角度与所述上一人脸转动角度的比较结果，矫正所述当前人脸转动角度。本公开提供的方案，适用性更强且检测结果较为准确。 【EN】The disclosure relates to a face detection processing method, a face detection processing device and face detection processing equipment. The method comprises the following steps: detecting the 2D face image to obtain a face rotation angle; acquiring a current face rotation angle and a previous face rotation angle; and correcting the current face rotation angle according to the comparison result of the current face rotation angle and the previous face rotation angle. The scheme provided by the disclosure has stronger applicability and more accurate detection result.

摘要：【中文】本发明公开了一种实时测量转静结构缝隙的设备及方法，属于涡轮盘级间封严领域。提供的设备包括设置在静盘上的激光发射装置和接收装置以及设置在转盘上的反射装置，还包括数据处理装置，通过调整所述激光发射装置的入射角度，使其发射的激光通过反射装置反射后的光线正好照射到转静结构缝隙，通过该缝隙后成像到接收装置上，数据处理装置则将在接收装置上成像的条纹图样转化为数字图像，进而分析获得转静结构缝隙的尺寸，可以实现对转静结构缝隙的非接触实时监控测量。 【EN】The invention discloses equipment and a method for measuring a gap of a rotating-static structure in real time, and belongs to the field of turbine disk interstage seal. The provided equipment comprises a laser emitting device and a receiving device which are arranged on a static disc, a reflecting device arranged on a rotary disc and a data processing device, wherein the incident angle of the laser emitting device is adjusted to enable the light rays emitted by the laser emitting device after being reflected by the reflecting device to just irradiate a gap of a static structure, the light rays are imaged on the receiving device after passing through the gap, the stripe pattern imaged on the receiving device is converted into a digital image by the data processing device, the size of the gap of the static structure is further analyzed and obtained, and the non-contact real-time monitoring and measurement of the gap of the static structure can be realized.

摘要：【中文】本发明实施例公开了一种自主移动小车，涉及自动化技术领域，包括底盘、主动轮和全向轮，所述主动轮设有两个，两个所述主动轮可转动地设置于所述底盘的左右两侧，所述全向轮固定于所述底盘的底部，所述全向轮设有多个，多个所述全向轮在所述底盘的底部均匀分布。在进行原地转向时，主动轮进行差速转向，全向轮可以360°自由转向，在转向时仅仅受到地面的滚动摩擦力，摩擦力大幅度减小，极大地减少了所需的电机功率与扭矩，提高原地转向性。 【EN】The embodiment of the invention discloses an autonomous mobile trolley, which relates to the technical field of automation and comprises a chassis, two driving wheels and a plurality of omnidirectional wheels, wherein the two driving wheels are rotatably arranged on the left side and the right side of the chassis, the omnidirectional wheels are fixed at the bottom of the chassis, and the plurality of omnidirectional wheels are uniformly distributed at the bottom of the chassis. When the pivot steering is carried out, the driving wheel carries out differential steering, the omnidirectional wheel can freely steer at 360 degrees, and only the rolling friction force of the ground is applied to the omnidirectional wheel during steering, so that the friction force is greatly reduced, the required motor power and torque are greatly reduced, and the pivot steering is improved.

摘要：【中文】本发明提供了一种给水排水系统，给水排水系统包括给水单元、排水单元、加药单元、污泥处理单元和服务单元；给水单元包括进水管路和出水管路；排水单元设置有进水管路和出水管路；加药单元包括至少3个独立的加药容器，加药容器设置有进水口和药剂加料口，加药容器分别与第一混凝装置、第二混凝装置和消毒池管路连通；污泥处理单元的排水管路与排水单元的进水管路连通；服务单元设置有进水管路和出水管路，服务单元的进水管路与给水单元的出水管路连通，服务单元的出水管路与排水单元的进水管路连通。本发明的给水排水系统有利于给排水统一管理，药剂集中储存和使用，方便了管理，提高了处理效率，节约了建筑用地，减少了投资成本。 【EN】The invention provides a water supply and drainage system, which comprises a water supply unit, a drainage unit, a dosing unit, a sludge treatment unit and a service unit, wherein the water supply unit is connected with the drainage unit through a water supply pipe; the water supply unit comprises a water inlet pipeline and a water outlet pipeline; the drainage unit is provided with a water inlet pipeline and a water outlet pipeline; the dosing unit comprises at least 3 independent dosing containers, each dosing container is provided with a water inlet and a reagent feeding port, and the dosing containers are respectively communicated with the first coagulation device, the second coagulation device and the disinfection tank through pipelines; a drainage pipeline of the sludge treatment unit is communicated with a water inlet pipeline of the drainage unit; the service unit is provided with a water inlet pipeline and a water outlet pipeline, the water inlet pipeline of the service unit is communicated with the water outlet pipeline of the water supply unit, and the water outlet pipeline of the service unit is communicated with the water inlet pipeline of the drainage unit. The water supply and drainage system is beneficial to the unified management of water supply and drainage, concentrated storage and use of medicaments, convenient management, improved treatment efficiency, saved building land and reduced investment cost.

摘要：【中文】本发明涉及棉织物自清洁领域，公开了一种硫化银量子点复合石墨烯和二氧化钛对棉织物自清洁处理的方法。该方法包括：(1)将氧化石墨烯与水混合得到混合物；将预处理后的棉织物放入所述混合物中进行处理，处理结束后取出棉织物并用去离子水冲洗，然后将棉织物浸入还原液中进行还原；(2)将钛酸四丁酯滴加到乙醇和乙酸的混合液中，滴加完毕后继续搅拌；在超纯水中加入乙酸，在搅拌下将所得混合液滴加到超纯水中，滴加完毕后继续搅拌，陈化，得到处理液；将棉织物浸入所述处理液中；(3)将棉织物浸入硝酸银溶液中处理，然后浸入硫化钠水溶液中处理。按照本发明所述的方法处理后得到的棉织物产品具有明显改善的自清洁效果。 【EN】The invention relates to the field of cotton fabric self-cleaning, and discloses a method for self-cleaning treatment of cotton fabric by silver sulfide quantum dot composite graphene and titanium dioxide. The method comprises the following steps: (1) mixing graphene oxide with water to obtain a mixture; placing the pretreated cotton fabric into the mixture for treatment, taking out the cotton fabric after the treatment is finished, washing the cotton fabric with deionized water, and then immersing the cotton fabric into a reducing solution for reduction; (2) dropwise adding tetrabutyl titanate into a mixed solution of ethanol and acetic acid, and continuously stirring after dropwise adding; adding acetic acid into ultrapure water, dropwise adding the obtained mixed solution into the ultrapure water under stirring, continuously stirring after dropwise adding is finished, and aging to obtain a treatment solution; immersing a cotton fabric in the treatment liquid; (3) the cotton fabric was treated by immersion in a silver nitrate solution and then in an aqueous sodium sulfide solution. The cotton fabric product obtained by the treatment according to the method provided by the invention has a remarkably improved self-cleaning effect.

摘要：【中文】本发明涉及一种基于加热不燃烧卷烟的原料制备工艺，属于不燃烧卷烟加工技术领域，本发明结合加热不燃烧卷烟制薄片需要，针对烟草企业加热不燃烧卷烟专用烟草薄片对烟草原料需求，对复烤工艺流程和加热不燃烧卷烟专用烟草薄片丝制作流程综合设计，综合优化流程，包括：打叶复烤取消真空回潮工序，打叶风分段取消筛分工序，叶片烤机取消回潮环节，叶片成品段增加叶片制粉工序，烟梗处理段增加烟梗制粉工序，并在制粉后发酵，不仅减少了烟叶损耗，节约设备投资和生产运行能耗，同时制备出更好的满足加热不燃烧卷烟需求的烟叶薄片，卷烟品质更高，属于加热不燃烧卷烟薄片制备工艺的首创，对加热不燃烧卷烟薄片制备工艺具有先导作用。 【EN】The invention relates to a raw material preparation process based on heating non-combustion cigarettes, which belongs to the technical field of non-combustion cigarette processing, combines the requirement of heating non-combustion cigarettes for preparing sheets, aims at the requirement of tobacco sheets special for heating non-combustion cigarettes of tobacco enterprises on tobacco raw materials, comprehensively designs a redrying process flow and a tobacco sheet shred preparation flow special for heating non-combustion cigarettes, and comprehensively optimizes the flow, and comprises the following steps: the tobacco leaf sheet preparation method has the advantages that the vacuum moisture regaining procedure is cancelled in threshing and redrying, the screening procedure is cancelled in threshing and air sectioning, the moisture regaining link is cancelled in the leaf baking machine, the leaf milling procedure is added in the finished leaf product section, the tobacco stem milling procedure is added in the tobacco stem processing section, and fermentation is performed after milling, so that the tobacco leaf loss is reduced, the equipment investment and the production operation energy consumption are saved, meanwhile, a better tobacco leaf sheet meeting the requirements of heating non-burning cigarettes is prepared, the cigarette quality is higher, the preparation method belongs to the initiation of the preparation process of heating non-burning cigarette sheets, and the preparation method has a guide effect on the preparation.