5results about How to "High quality preparation" patented technology

The invention relates to the technical field of industrial management, in particular to a control system and method for float glass production, and the system comprises a raw material batching control module, a smelting process control module, a forming and cooling control module, a cutting and fragmenting module, a quality detection module, a data recording and analyzing module and a man-machine interaction module. Compared with the defects of complicated operation, insufficient proportioning precision and difficulty in accurate evaluation of mixing uniformity in the raw material proportioning process in the prior art, the scheme adopts the optimized raw material proportioning control module, and the module receives and reads production plan and formula data through the man-machine interaction module, accurately weighs various raw materials, and accurately evaluates the mixing uniformity. The raw materials are fully mixed in sequence through the premixing machine and the mixing machine, the density of each sample is subjected to spot check, and the mixing uniformity is calculated according to a specific formula, so that the raw material proportioning accuracy and the mixing uniformity are effectively improved, the high-quality preparation of the float glass production raw materials is ensured, and the production efficiency and the product quality are remarkably improved.

A kind of integral blade linear friction welding joint current auxiliary local performance regulation method, steps are as follows: preparation of shaper equipment;Welding seam necking transition section is machined;Integral blade is sent into vacuum environment device;Welding seam installs electrode, electrode is connected into direct current pulse power;Cooling device is connected;Vacuum environment device, cooling device and direct current pulse power are started in turn;Temperature reaches value and keeps warm;Adjust pulse current value to carry out secondary or more local heat treatment, close direct current pulse power;Cool to normal temperature;Restore normal pressure environment, cooling device is closed, electrode is removed;Repeat operation, complete the rest of welding seam local performance regulation.The present application utilizes the joule heating effect and electrocaloric effect generated by current through metal to realize local performance regulation of welded joint, combined with necking transition section to improve current density, realize accurate regulation of microstructure and mechanical properties of welded joint, realize high-performance, high-quality manufacturing of titanium alloy linear friction welding fan integral blade.

The invention particularly relates to a preparation method of a piezoelectric MEMS intelligent loudspeaker. The preparation method comprises the following steps: preliminarily calculating the vibration frequency of a film by using a theoretical formula of the vibration frequency of the film according to a target frequency range; carrying out analogue simulation by using finite element analysis software, and predicting the resonant frequency of each vibrating diaphragm to determine each layer of material; selecting a piezoelectric material; selecting a substrate material; sputtering a first electrode material on the substrate, and etching to form a required electrode pattern; depositing a piezoelectric layer material to ensure uniform thickness; sputtering a second electrode material on the piezoelectric layer, and etching to form a required electrode pattern; testing the actual performance frequency of the loudspeaker; adjusting the thickness or the shape of the piezoelectric layer according to a test result; adjusting the thickness or the shape of the piezoelectric layer by adopting a dynamic algorithm; re-depositing the piezoelectric layer and adjusting the piezoelectric layer; and the resonant frequencies of all the vibrating diaphragms are within the target range.

The invention particularly relates to a powder filling type target element powder filling and pressing welding sealing device. The powder filling type target element powder filling and pressing welding sealing device comprises a closed cabin, a fixed powder filling tool arranged in the closed cabin, a powder pressing tool, a welding gun fixing and supporting piece, a target element clamping and rotating tool, a welding gun and a transition bin connected with the closed cabin. The invention further relates to a powder filling type target element powder filling, powder pressing, welding and sealing process. According to the invention, the whole process of powder filling, compaction and welding sealing of the powder filling type target element is ensured to be under the inert gas protection atmosphere, and meanwhile, the filling amount of the target material powder is ensured and the target material powder is not polluted by air.

The invention belongs to the technical field of metal plate production, and provides a film-coated metal composite plate and a manufacturing method thereof.The manufacturing method comprises the steps that performance data of the film-coated metal composite plate in the quality detection process are obtained, data analysis is conducted on the performance data to obtain an abnormal performance value, the abnormal performance value of the film-coated metal composite plate is obtained, and the abnormal performance value of the film-coated metal composite plate is obtained. Whether the film-coated metal composite plate is qualified or not is judged by analyzing the abnormal expression value of the film-coated metal composite plate, and efficient and accurate quality detection of the film-coated metal composite plate is achieved. On the basis of the marked unqualified composite board, obtaining abnormal analysis data of the unqualified composite board, and performing data processing on the abnormal analysis data to obtain an abnormal analysis value; classifying the unqualified composite boards into thickness abnormal composite boards and performance abnormal composite boards based on the obtained abnormal analysis values, and sending signals according to different classifications to carry out waste recovery or repair treatment on the composite boards; and high-efficiency and high-quality manufacturing of the film-coated metal composite plate is further realized.