摘要：【中文】本发明涉及扩口机技术领域，尤其涉及一种金属管加工用扩口机的工作方法，解决了现有技术中润滑液的浪费，润滑液的成本提升和金属管表面产生划伤，降低金属管成型质量的问题。一种金属管加工用扩口机，包括工作台，工作台的顶部设有扩孔机构，扩孔机构靠近工作台长度方向的中心位置处设有扩孔针，工作台的顶部设有位于扩孔针同一轴线上的夹持机构，夹持机构的内部穿设有顶料机构。本发明可以在扩孔气缸工作时，同时润滑液开始滴落，有效的节约润滑液，降低润滑液的成本，金属管与模板分离彻底，较容易取出，减小金属管变形的可能性，提升金属管的成型质量。 【EN】The invention relates to the technical field of flaring machines, in particular to a working method of a flaring machine for metal tube processing, which solves the problems of waste of lubricating liquid, cost increase of the lubricating liquid, scratch on the surface of a metal tube and reduction of the forming quality of the metal tube in the prior art. The utility model provides a flaring machine is used in tubular metal resonator processing, includes the workstation, and the top of workstation is equipped with reaming mechanism, and reaming mechanism is close to the central point department of putting of workstation length direction and is equipped with the reaming needle, and the top of workstation is equipped with the fixture that is located on the reaming needle same axis, and the liftout mechanism is worn to be equipped with in fixture's inside. The invention can ensure that the lubricating liquid begins to drip when the reaming cylinder works, effectively saves the lubricating liquid, reduces the cost of the lubricating liquid, thoroughly separates the metal pipe from the template, is easy to take out, reduces the possibility of deformation of the metal pipe and improves the forming quality of the metal pipe.

摘要：【中文】本发明涉及扩口机技术领域，尤其涉及一种金属管加工用扩口机，解决了现有技术中润滑液的浪费，润滑液的成本提升和金属管表面产生划伤，降低金属管成型质量的问题。一种金属管加工用扩口机，包括工作台，工作台的顶部设有扩孔机构，扩孔机构靠近工作台长度方向的中心位置处设有扩孔针，工作台的顶部设有位于扩孔针同一轴线上的夹持机构，夹持机构的内部穿设有顶料机构。本发明可以在扩孔气缸工作时，同时润滑液开始滴落，有效的节约润滑液，降低润滑液的成本，金属管与模板分离彻底，较容易取出，减小金属管变形的可能性，提升金属管的成型质量。 【EN】The invention relates to the technical field of flaring machines, in particular to a flaring machine for processing a metal tube, and solves the problems of waste of lubricating liquid, cost increase of the lubricating liquid, scratch of the surface of the metal tube and reduction of the forming quality of the metal tube in the prior art. The utility model provides a flaring machine is used in tubular metal resonator processing, includes the workstation, and the top of workstation is equipped with reaming mechanism, and reaming mechanism is close to the central point department of putting of workstation length direction and is equipped with the reaming needle, and the top of workstation is equipped with the fixture that is located on the reaming needle same axis, and the liftout mechanism is worn to be equipped with in fixture's inside. The invention can ensure that the lubricating liquid begins to drip when the reaming cylinder works, effectively saves the lubricating liquid, reduces the cost of the lubricating liquid, thoroughly separates the metal pipe from the template, is easy to take out, reduces the possibility of deformation of the metal pipe and improves the forming quality of the metal pipe.

摘要：【中文】本发明涉及一种改善外观和抗冲性的玻璃纤维增强聚碳酸酯组合物及制备方法和用途，组合物主要包括以下组分：45～90重量份的聚碳酸酯树脂；5～45重量份的玻璃纤维；0.5～10重量份的接枝聚碳酸酯。该组合物可大幅改善玻纤增强聚碳酸酯组合物的表面光泽，同时组合物具有优异的拉伸强度、弯曲强度和耐热性，同时具有聚碳酸酯树脂的优异模塑性，适用于电子电气产品外壳或结构件。 【EN】The invention relates to a glass fiber reinforced polycarbonate composition with improved appearance and impact resistance, a preparation method and application thereof, wherein the composition mainly comprises the following components: 45 to 90 parts by weight of a polycarbonate resin; 5-45 parts by weight of glass fiber; 0.5 to 10 parts by weight of a graft polycarbonate. The composition can greatly improve the surface gloss of the glass fiber reinforced polycarbonate composition, has excellent tensile strength, bending strength and heat resistance, has excellent moldability of polycarbonate resin, and is suitable for electronic and electrical product shells or structural parts.

摘要：【中文】本发明公开了一种利用二硫化铂的过氧化氢比色检测方法，利用二硫化铂为模拟酶催化过氧化氢与显色剂的显色反应来检测过氧化氢，可解决现有技术中对过氧化氢检测的操作要求高，检测过程复杂，检测成本高，检测时间长，背景干扰大等问题，本发明的方法成本低、检测快速、操作方便、能够实现可视化快速检测过氧化氢的浓度，有极大的应用价值，市场前景广阔。 【EN】The invention discloses a colorimetric detection method for hydrogen peroxide by utilizing platinum disulfide, which is used for detecting hydrogen peroxide by utilizing a chromogenic reaction of the platinum disulfide for catalyzing hydrogen peroxide and a color developing agent by utilizing a mimic enzyme, and can solve the problems of high operation requirement on hydrogen peroxide detection, complex detection process, high detection cost, long detection time, large background interference and the like in the prior art.

摘要：【中文】本发明公开了一种利用二硫化铂的葡萄糖比色检测方法，利用葡萄糖氧化酶氧化葡萄糖生产葡萄糖酸和过氧化氢，再用二硫化铂为催化剂催化生成的过氧化氢与显色剂的显色反应来检测葡萄糖的浓度，可解决现有技术中对葡萄糖检测的操作要求高，检测过程复杂，检测成本高，检测时间长，背景干扰大等问题，本发明的方法成本低、检测快速、操作方便、能够实现可视化快速检测葡萄糖的浓度，有极大的应用价值，市场前景广阔。 【EN】The invention discloses a colorimetric detection method for glucose by utilizing platinum disulfide, which is characterized in that glucose oxidase is utilized to oxidize glucose to produce gluconic acid and hydrogen peroxide, and the platinum disulfide is used as a catalyst to catalyze the generated hydrogen peroxide and a color developing agent to perform a color development reaction to detect the concentration of the glucose.

摘要：【中文】本发明涉及机床加工领域，具体涉及一种数控车床加工的工件防缠屑机构，包括数控机床本体和三抓卡盘，还包括磁性防缠装置，磁性防缠装置包括水平移动机构、旋转架、旋转驱动机构、高度调节机构和两个电磁铁，电磁铁的两侧设置有两个侧面感应机构，旋转架的中部固定设置有的第一接近传感器，该机床主轴的防缠屑机构及工作方法，通过电磁铁、高度调节机构、旋转架、旋转驱动机构和水平移动机构的共同作用，进而能够将工件上的铁屑及时进行清除，减少刀具上卡入铁屑的概率，使得刀具上缠绕铁屑的概率减少，且在工件加工的过程中，工件上产生的缠屑及时清理，大大的减少了工件上的缠屑刮花工件的加工效果的情况，大大降到了影响工件的精度。 【EN】The invention relates to the field of machine tool machining, in particular to a workpiece anti-scrap-winding mechanism for numerical control lathe machining, which comprises a numerical control machine tool body, a three-grab chuck and a magnetic anti-scrap-winding device, wherein the magnetic anti-scrap-winding device comprises a horizontal moving mechanism, a rotating frame, a rotary driving mechanism, a height adjusting mechanism and two electromagnets, two side sensing mechanisms are arranged on two sides of each electromagnet, a first proximity sensor is fixedly arranged in the middle of the rotating frame, and a first proximity sensor is fixedly arranged in the middle of the rotating frame. The condition of the processing effect of the scrap-winding and scraping workpiece on the workpiece is greatly reduced, and the precision of the workpiece is greatly influenced.

摘要：【中文】本发明涉及机床加工领域，具体涉及一种数控车床加工的工件防缠屑机构的工作方法，包括数控机床本体和三抓卡盘，还包括磁性防缠装置，磁性防缠装置包括水平移动机构、旋转架、旋转驱动机构、高度调节机构和两个电磁铁，电磁铁的两侧设置有两个侧面感应机构，旋转架的中部固定设置有的第一接近传感器，该机床主轴的防缠屑机构及工作方法，通过电磁铁、高度调节机构、旋转架、旋转驱动机构和水平移动机构的共同作用，进而能够将工件上的铁屑及时进行清除，减少刀具上卡入铁屑的概率，使得刀具上缠绕铁屑的概率减少，且在工件加工的过程中，工件上产生的缠屑及时清理，大大的减少了工件上的缠屑刮花工件的加工效果的情况，大大降到了影响工件的精度。 【EN】The invention relates to the field of machine tool machining, in particular to a working method of a workpiece anti-scrap-winding mechanism for numerical control lathe machining, which comprises a numerical control machine tool body, a three-grab chuck and a magnetic anti-scrap-winding device, wherein the magnetic anti-scrap-winding device comprises a horizontal moving mechanism, a rotating frame, a rotary driving mechanism, a height adjusting mechanism and two electromagnets, two side sensing mechanisms are arranged on two sides of each electromagnet, a first proximity sensor is fixedly arranged in the middle of the rotating frame, and under the combined action of the electromagnets, the height adjusting mechanism, the rotating frame, the rotary driving mechanism and the horizontal moving mechanism, scrap irons on a workpiece can be timely cleaned, the probability of clamping the scrap irons on a cutter is reduced, the probability of winding the scrap irons on the cutter is reduced, and the scrap winding generated on the workpiece is timely cleaned in the workpiece machining process, the condition of the processing effect of the scrap-winding and scraping workpiece on the workpiece is greatly reduced, and the precision of the workpiece is greatly influenced.

摘要：【中文】本发明公开一种移动边缘环境下的服务工作流容错调度方法。本发明利用免疫算法保持粒子群寻优的全局性，避免粒子陷入局部最优解中，提高求解效率，同时提出一种混合容错策略，其根据任务子期限以及任务期望执行时间确定任务容错方法，保证服务工作流在执行过程中的鲁棒性。同时将免疫粒子群算法运用到服务工作流调度环境中，减少工作流任务整体运行时间。 【EN】The invention discloses a service workflow fault-tolerant scheduling method under a mobile edge environment. The invention utilizes an immune algorithm to keep the particle swarm optimization globality, avoids particles from falling into a local optimal solution, improves the solving efficiency, and simultaneously provides a mixed fault-tolerant strategy which determines a task fault-tolerant method according to a task sub-term and a task expected execution time to ensure the robustness of a service workflow in the execution process. Meanwhile, the immune particle swarm algorithm is applied to a service workflow scheduling environment, and the overall operation time of the workflow task is reduced.

摘要：【中文】本发明公开了一种向心力教学实验装置，包括底座、旋转台和数据采集构件。底座提供装置的安装基础和装置运行时水平姿态调整功能；旋转台包括旋转盘构件和电磁阻尼减速构件；数据采集构件包括角速度数据采集构件和向心力数据采集构件，角速度数据采集构件包括光电门器件和角位移遮光板，向心力数据采集构件包括无线传输力传感器和研究对象砝码。无线传输力传感器固定安装在旋转台上，研究对象砝码通过安装在旋转台上的砝码穿装构件固定并与无线传输力传感器力学关联。在旋转台上固定若干组向心力数据采集构件，在装置运行时同步采集研究对象砝码不同旋转半径和不同质量条件下的角速度数据和向心力数据，将这些数据传送给上位计算机。 【EN】The invention discloses a centripetal force teaching experimental device which comprises a base, a rotary table and a data acquisition component. The base provides an installation foundation of the device and a horizontal posture adjusting function during the operation of the device; the rotating table comprises a rotating disc component and an electromagnetic damping speed reducing component; the data acquisition component comprises an angular velocity data acquisition component and a centripetal force data acquisition component, the angular velocity data acquisition component comprises a photoelectric door device and an angular displacement light shading plate, and the centripetal force data acquisition component comprises a wireless transmission force sensor and a study object weight. The wireless transmission force sensor is fixedly arranged on the rotating platform, and the study object weight is fixed through a weight penetrating component arranged on the rotating platform and is mechanically associated with the wireless transmission force sensor. A plurality of groups of centripetal force data acquisition components are fixed on the rotating table, angular velocity data and centripetal force data of the study object weight under different rotating radiuses and different quality conditions are synchronously acquired when the device runs, and the data are transmitted to an upper computer.

摘要：【中文】本发明提供了一种降低聚碳酸酯及其改性产品内应力的方法，包括以下步骤：将聚碳酸酯或其改性产品制件在醇溶液中浸泡处理，处理时间为0.1～2h，温度为0～50℃。本发明研究发现，低浓度的小分子醇溶液可以促进聚碳酸酯及其改性产品应力集中点的分子链重排，进而降低聚碳酸酯及其改性产品的内应力，有利于在不影响制件尺寸稳定性的情况下改善产品内应力，防止因内应力较大导致的产品翘曲变形、银纹、抗冲性不强等现象。 【EN】The invention provides a method for reducing internal stress of polycarbonate and a modified product thereof, which comprises the following steps: soaking the polycarbonate or the modified product workpiece thereof in an alcohol solution for 0.1-2 h at 0-50 ℃. The research of the invention finds that the low-concentration micromolecular alcohol solution can promote the molecular chain rearrangement of the stress concentration point of the polycarbonate and the modified product thereof, further reduce the internal stress of the polycarbonate and the modified product thereof, be beneficial to improving the internal stress of the product under the condition of not influencing the dimensional stability of the finished piece, and prevent the phenomena of warping deformation, silver streaks, weak impact resistance and the like of the product caused by large internal stress.