摘要：【中文】本申请公开了一种用于曲面网架屋面天窗的防水安装结构，包括：多根主檩条、多根方形立柱、天窗结构环梁、铝镁锌屋面彩板、横向几字形支架和纵向几字形衬檩条，多根主檩条相互垂直交叉围成网状的第一支撑面；第一支撑面的周缘与曲面网架屋面的天窗孔周缘相连接。该曲面屋顶天窗结构，与传统的防水措施相比较，构造简单，防水效果良好，施工成本低，便于推广应用。 【EN】The application discloses a waterproof mounting structure for curved surface rack roofing skylight includes: the roof support comprises a plurality of main purlines, a plurality of square stand columns, skylight structure ring beams, aluminum-magnesium-zinc roof color plates, transverse inverted U-shaped supports and longitudinal inverted U-shaped lining purlines, wherein the main purlines are mutually perpendicular and intersect to form a net-shaped first support surface; the periphery of the first supporting surface is connected with the periphery of the skylight hole of the curved-surface net rack roof. This curved surface roof skylight structure compares with traditional water-proof measure, and simple structure, water-proof effects is good, and construction cost is low, and the facilitate promotion is used.

摘要：【中文】本发明提供一种金属管电化学加工装置及方法，金属管电化学加工装置包括底座以及安装在所述底座一侧的立柱，所述底座上固定安装有绝缘槽，槽内盛放有槽液，所述槽液内插入有多根阳极金属棒，多根阳极金属棒围成环形，其中心轴线与所述阴极金属管芯的中心轴线重合，以保证在电化学过程中，金属元素在各方向向阴极金属管芯上转移的效率相对平衡，确保所述金属管各向壁厚均匀；所述立柱上滑动安装有升降台，所述升降台下方安装有用于成型金属管的阴极金属管芯。本发明利用金属管电化学加工装置及方法，能够一次性加工成型金属管，可显著提高管材壁厚不均匀、真圆度、内外圆粗糙度差等缺陷。 【EN】The invention provides a metal tube electrochemical machining device and a method, wherein the metal tube electrochemical machining device comprises a base and a stand column arranged on one side of the base, an insulating groove is fixedly arranged on the base, bath solution is contained in the groove, a plurality of anode metal rods are inserted into the bath solution, the plurality of anode metal rods surround into a ring shape, the central axis of the ring shape is superposed with the central axis of a cathode metal tube core, so that the relative balance of the transfer efficiency of metal elements to the cathode metal tube core in all directions in the electrochemical process is ensured, and the uniform wall thickness of the metal tube in all directions is ensured; the vertical column is provided with a lifting platform in a sliding mode, and a cathode metal tube core used for forming the metal tube is arranged below the lifting platform. The invention utilizes the metal tube electrochemical machining device and method, can machine and form the metal tube at one time, and can obviously improve the defects of uneven wall thickness, roundness, poor roughness of inner and outer circles and the like of the tube.

摘要：【中文】本发明公开了一种适用于矢网时域功能的直流点求取和频段扩展方法，属于电子测量领域。本发明利用矢量拟合技术得到一组直流点，同时利用插值对原始频域测试数据进行处理获取另一组直流点，对这两个直流点进行加权平均，获取最终的直流点；提高了直流点的准确性，进而提高时域功能的测试精度；本发明提出了一种适用于矢网时域功能的频段扩展方法，可有效提高时域功能的时域分辨率，而无需采购频段更宽的矢网，减少了测试成本；本发明提出了一种网络参数的频率重采样与时域特性求取技术，可以获得被测对象任意时间长度的时域响应。 【EN】The invention discloses a direct current point solving and frequency band expanding method suitable for a vector network time domain function, and belongs to the field of electronic measurement. The method comprises the steps of obtaining a group of direct current points by using a vector fitting technology, processing original frequency domain test data by using interpolation to obtain another group of direct current points, and carrying out weighted average on the two direct current points to obtain a final direct current point; the accuracy of the direct current point is improved, and the test precision of the time domain function is further improved; the frequency band extension method suitable for the vector network time domain function can effectively improve the time domain resolution of the time domain function, does not need to purchase a vector network with a wider frequency band, and reduces the test cost; the invention provides a frequency resampling and time domain characteristic solving technology of network parameters, which can obtain time domain response of any time length of a measured object.

摘要：【中文】本发明涉及一种方向盘临时紧固治具及临时固定方向盘的方法，包括U型本体，U型本体包括固定座，固定座的前端面设置有固定爪；固定爪包括左侧固定爪和右侧固定爪；所述固定爪包括固定部和延伸部；固定部下表面是固定座下表面的延伸；固定部与延伸部相连接；固定部的上表面与下表面相平行；临时固定方向盘的方法包括如下步骤：将方向盘放置在方向盘支撑座上；将用于紧固方向盘的螺柱放入支撑座螺纹孔内；螺柱前端与支撑座螺纹孔初步连接；在螺柱头部下部的螺杆外侧插入方向盘紧固治具。本发明方向盘临时紧固治具，在汽车组装生产线上快速消除了方向盘与螺柱的间隙，减少了工具的使用数量，固定方向盘方便而迅速，节约了作业时间和工具使用成本。 【EN】The invention relates to a temporary fastening jig for a steering wheel and a method for temporarily fixing the steering wheel, wherein the temporary fastening jig comprises a U-shaped body, the U-shaped body comprises a fixed seat, and a fixed claw is arranged on the front end surface of the fixed seat; the fixed claws comprise a left fixed claw and a right fixed claw; the fixed claw comprises a fixed part and an extension part; the lower surface of the fixed part is an extension of the lower surface of the fixed seat; the fixed part is connected with the extending part; the upper surface and the lower surface of the fixing part are parallel; the method for temporarily fixing the steering wheel comprises the following steps: placing a steering wheel on a steering wheel support seat; placing a stud for fastening a steering wheel into a threaded hole of a support seat; the front end of the stud is preliminarily connected with a threaded hole of the supporting seat; and a steering wheel fastening jig is inserted into the outer side of the screw at the lower part of the head of the stud. The temporary fastening jig for the steering wheel disclosed by the invention has the advantages that the gap between the steering wheel and the stud is quickly eliminated on an automobile assembly production line, the use number of tools is reduced, the steering wheel is conveniently and quickly fixed, and the operation time and the use cost of the tools are saved.

摘要：【中文】本发明公开了一种茶叶及其制备方法，其制备方法包括以下步骤：（1）茶叶的预处理：向茶叶中喷洒环状糊精，得到含液茶叶；（2）冷冻干燥：将步骤（1）得到的含液茶叶进行真空冷冻，得到茶叶1；（3）微波杀青：将步骤（2）得到的茶叶1进行微波处理，得到杀青后的茶叶；（4）揉捻：将步骤（2）得到的杀青后的茶叶进行揉捻，得到揉捻后的茶叶；（5）干燥、摊凉和包装：将步骤（4）得到的揉捻后的茶叶烘干，摊凉、包装储藏。本发明可以提高茶叶制造过程中的天然物质的损失，提高茶叶中EGCG的含量，同时，操作简单、时间短，大大提高了茶叶的制备效率，成本低，适合大规模的推广应用。 【EN】The invention discloses tea and a preparation method thereof, wherein the preparation method comprises the following steps: (1) tea pretreatment: spraying cyclodextrin into the tea leaves to obtain liquid-containing tea leaves; (2) and (3) freeze drying: vacuum freezing the liquid-containing tea leaves obtained in the step (1) to obtain tea leaves 1; (3) microwave enzyme deactivation: carrying out microwave treatment on the tea leaves 1 obtained in the step (2) to obtain tea leaves after enzyme deactivation; (4) rolling: rolling the tea leaves subjected to enzyme deactivation obtained in the step (2) to obtain rolled tea leaves; (5) drying, spreading for cooling and packaging: and (4) drying, spreading for cooling, packaging and storing the rolled tea leaves obtained in the step (4). The method can improve the loss of natural substances in the tea manufacturing process, improve the EGCG content in the tea, has simple operation and short time, greatly improves the tea preparation efficiency, has low cost and is suitable for large-scale popularization and application.

摘要：【中文】本发明属于材料加工技术领域，涉及一种高光泽、低VOC、耐划伤PP材料及其制备方法和装置，原料按重量份重量计如下：PP树脂：91.0～98.0份；珠光树脂：0.1～2.0份；硅油：0.05～0.1份；萃取剂：0.5～2.0份；吸附剂：0.5～1.0份；热稳定剂：0.2～0.6；耐划伤剂：0.5～3.0份，制备过程中珠光树脂从靠近挤出机机头端的珠光树脂进料装置加入，不仅使珠光树脂在制备过程中尺寸的完整性得到较大的保留，还使相当部分珠光树脂选择性的分散在塑料的表层，提高了表层珠光树脂的含量，从而大大的提高了PP材料的光泽度，也提高了耐划伤性，同时也减少了珠光树脂总的用量，降低了复合材料成本，相对于传统方法制备的同等高光泽材料，冲击韧性和加工性能也有较大幅度的提升。 【EN】The invention belongs to the technical field of material processing, and relates to a high-gloss, low-VOC and scratch-resistant PP material, and a preparation method and a device thereof, wherein the PP material comprises the following raw materials in parts by weight: PP resin: 91.0-98.0 parts; pearl resin: 0.1-2.0 parts; silicone oil: 0.05-0.1 part; extracting agent: 0.5-2.0 parts; adsorbent: 0.5-1.0 part; thermal stabilizer: 0.2 to 0.6; scratch resistance agent: 0.5-3.0 parts of the pearlescent resin, the pearlescent resin is added from a pearlescent resin feeding device close to the head end of an extruder in the preparation process, the integrity of the size of the pearlescent resin in the preparation process is greatly maintained, a part of the pearlescent resin is selectively dispersed on the surface layer of the plastic, and the content of the pearlescent resin on the surface layer is improved, so that the glossiness of the PP material is greatly improved, the scratch resistance is also improved, the total using amount of the pearlescent resin is reduced, the cost of the composite material is reduced, and compared with the same high-glossiness material prepared by the traditional method, the impact toughness and the processability are also greatly improved.

摘要：【中文】本发明属于材料产品加工技术领域，涉及一种高光泽塑料制品制备方法和装置，塑料按重量份重量计如下：树脂：98‑99.9份；珠光树脂：0.1～2.0份，制备过程中珠光树脂从靠近注塑机计量段的珠光树脂进料装置加入，不仅使珠光树脂在注塑制备过程中尺寸的完整性能得到较大的保留，还使相当部分珠光树脂选择性的分散在塑料的表层，提高了产品表层珠光树脂的含量，从而大大的提高了塑料产品的光泽度，同时也减少了珠光树脂总的用量，降低了复合材料成本，相对于传统方法制备的同等高光泽材料，冲击韧性和断裂伸长率得到了改善。 【EN】The invention belongs to the technical field of material product processing, and relates to a preparation method and a device of a high-gloss plastic product, wherein the plastic product comprises the following components in parts by weight: resin: 98-99.9 parts; pearl resin: 0.1-2.0 parts by weight, adding the pearlescent resin from a pearlescent resin feeding device close to a metering section of an injection molding machine in the preparation process, greatly retaining the integrity of the size of the pearlescent resin in the injection molding preparation process, selectively dispersing a part of the pearlescent resin on the surface layer of the plastic, and improving the content of the pearlescent resin on the surface layer of the product, thereby greatly improving the glossiness of the plastic product, simultaneously reducing the total using amount of the pearlescent resin, reducing the cost of the composite material, and improving the impact toughness and the elongation at break compared with the same high-glossiness material prepared by the traditional method.

摘要：【中文】本发明属于材料加工技术领域，涉及一种高光泽、低气味、阻燃PC材料及其制备方法和装置，原料按重量份重量计如下：PC树脂：95.3～99份；珠光树脂：0.1～2.0份；硅油：0.05～0.1份；吸附剂：0.5～1.0份；热稳定剂：0.2～0.6；阻燃剂：0.1～1.0份，制备过程中珠光树脂从靠近挤出机机头端的珠光树脂进料装置加入，不仅使珠光树脂在制备过程中尺寸的完整性得到较大的保留，还使相当部分珠光树脂选择性的分散在塑料的表层，提高了表层珠光树脂的含量，从而大大的提高了PC材料的光泽度，也提高了阻燃性，同时也减少了珠光树脂总的用量，降低了复合材料成本，相对于传统方法制备的同等高光泽材料，冲击韧性和延展性能也有较大幅度的提升。 【EN】The invention belongs to the technical field of material processing, and relates to a high-gloss, low-odor and flame-retardant PC material, and a preparation method and a device thereof, wherein the PC material comprises the following raw materials in parts by weight: PC resin: 95.3-99 parts; pearl resin: 0.1-2.0 parts; silicone oil: 0.05-0.1 part; adsorbent: 0.5-1.0 part; thermal stabilizer: 0.2 to 0.6; flame retardant: 0.1-1.0 part, the pearlescent resin is added from a pearlescent resin feeding device close to the head end of an extruder in the preparation process, the integrity of the size of the pearlescent resin in the preparation process is greatly maintained, a part of the pearlescent resin is selectively dispersed on the surface layer of the plastic, and the content of the pearlescent resin on the surface layer is improved, so that the glossiness of the PC material is greatly improved, the flame retardance is also improved, the total using amount of the pearlescent resin is reduced, the cost of the composite material is reduced, and compared with the same high-glossiness material prepared by the traditional method, the impact toughness and the extensibility are greatly improved.

摘要：【中文】本发明属于材料加工技术领域，涉及一种高光泽、低气味、耐候ABS材料及其制备方法和装置，原料按重量份重量计如下：ABS树脂：91～98份；珠光树脂：0.1～2.0份；硅油：0.05～0.1份；萃取剂：0.5～2.0份；吸附剂：0.5～1.0份；加工润滑剂：0.1～2.0份；耐候助剂：0.5～1.5份，制备过程中珠光树脂从靠近挤出机机头端的珠光树脂进料装置加入，不仅使珠光树脂在制备过程中尺寸的完整性得到较大的保留，还使相当部分珠光树脂选择性的分散在塑料的表层，提高了表层珠光树脂的含量，从而大大的提高了ABS材料的光泽度，也提高了耐候性，同时也减少了珠光树脂总的用量，降低了复合材料成本，相对于传统方法制备的同等高光泽材料，冲击韧性和加工性能也有较大幅度的提升。 【EN】The invention belongs to the technical field of material processing, and relates to a high-gloss, low-odor and weather-resistant ABS material, and a preparation method and a device thereof, wherein the ABS material comprises the following raw materials in parts by weight: ABS resin: 91-98 parts of a binder; pearl resin: 0.1-2.0 parts; silicone oil: 0.05-0.1 part; extracting agent: 0.5-2.0 parts; adsorbent: 0.5-1.0 part; processing a lubricant: 0.1-2.0 parts; weather-resistant auxiliary agent: 0.5-1.5 parts, the pearlescent resin is added from a pearlescent resin feeding device close to the head end of an extruder in the preparation process, the integrity of the size of the pearlescent resin in the preparation process is greatly maintained, a part of the pearlescent resin is selectively dispersed on the surface layer of the plastic, and the content of the pearlescent resin on the surface layer is improved, so that the glossiness of the ABS material is greatly improved, the weather resistance is also improved, the total using amount of the pearlescent resin is reduced, the cost of the composite material is reduced, and compared with the same high-glossiness material prepared by the traditional method, the impact toughness and the processability are greatly improved.

摘要：【中文】本发明公开了一种高效无卤膨胀型阻燃玻纤增强聚丙烯材料，原料按重量百分比包括以下组分：聚丙烯39‑75份、包覆聚磷酸铵0‑10份、三聚氰胺及其衍生物1‑15份、无卤阻燃成炭剂1‑15份、阻燃协效剂0‑5份、经表面处理的玻璃纤维5‑30份、偶联剂0.03‑3份、相容剂0.5‑8份、增韧剂0‑20份、润滑剂0.1‑1份、抗氧剂0.01‑4份；具有更好的阻燃性，且耐水性能和力学性能更突出，同时达到加工性能和刚性以及韧性之间的平衡，尺寸收缩率更低，在达到很好刚韧平衡与低收缩率同时，产品无翘曲，表面无浮纤，扩大了聚丙烯材料的使用范围。 【EN】The invention discloses a high-efficiency halogen-free intumescent flame-retardant glass fiber reinforced polypropylene material which comprises the following raw materials in percentage by weight: 39-75 parts of polypropylene, 0-10 parts of coated ammonium polyphosphate, 1-15 parts of melamine and derivatives thereof, 1-15 parts of halogen-free flame retardant charring agent, 0-5 parts of flame retardant synergist, 5-30 parts of surface treated glass fiber, 0.03-3 parts of coupling agent, 0.5-8 parts of compatilizer, 0-20 parts of toughening agent, 0.1-1 part of lubricant and 0.01-4 parts of antioxidant; the polypropylene material has better flame retardance, more outstanding water resistance and mechanical property, balance among processability, rigidity and toughness, lower size shrinkage rate, good rigidity and toughness balance and low shrinkage rate, no warpage of the product, no floating fiber on the surface and expanded application range of the polypropylene material.