7results about How to "Stable production rhythm" patented technology

The invention relates to the technical field of flexible manufacturing, and discloses a flexible manufacturing production line multi-variety-to-batch production balance and reliability analysis method, which comprises the following steps of: constructing a flexible manufacturing production line physical model to obtain a production relationship, an availability analysis result and production data among process links in a flexible manufacturing system; a digital representation model based on the extended stochastic Petri network is constructed; encoding variable parameters of each process in the digital representation model to generate a new population, and determining an adaptability function F; the fitness of each individual in the new population is calculated, whether the maximum iteration number is met or not is judged, and if yes, an optimization result is output; if not, a new population is generated, and then the fitness value of each individual in the optimized new population is calculated according to the fitness function F until the maximum number of iterations is reached; according to the method, the flexible manufacturing production line is adjusted based on the analysis results of the production balance, the productivity reliability and the production balance reliability.

The application discloses a kind of low-aluminum low-sulfur high-chromium high-nitrogen series pressure vessel steel and smelting method, belong to steelmaking technical field, its chemical component and weight percentage are as follows: C:0.06-0.15%, Si:0.2-0.5%, Mn:0.3-0.6%, P≤0.025%, S≤0.003%, Alt 0.005-0.015%, Cr:8.0-13.5%, Mo:0.8-1.2%, V:0.15-0.3%, Nb:0.05-0.1%, N:0.03-0.08%, the balance is Fe and other inevitable impurities.Smelting method is converter smelting, LF refining, RH vacuum treatment and conventional continuous casting.The application does not need to increase equipment, ensures deep desulfurization under low Alt condition, optimizes LF refining parameter, smelts high N high Cr steel using LF furnace, stably controls each component, so that the composition of molten steel meets the requirements.

The utility model provides a paperboard processing hot-pressing device which comprises a workbench, a connecting plate is arranged at the upper end of the workbench, a hot-pressing plate is slidably connected into the connecting plate through a sliding column, a first electric push rod is arranged at the upper end of the connecting plate, and the telescopic end of the first electric push rod is connected with the upper end of the hot-pressing plate. Limiting mechanisms are arranged on the left side and the right side of the connecting plate, a scraping brush cleaning mechanism is arranged in the workbench, and a supporting assembly is arranged at the lower end of the workbench. According to the hot-pressing device for paperboard processing, the automatic cleaning system can ensure that paperboards of each batch are not influenced by glue overflow in the hot-pressing process, the surface of a product is smooth and free of impurities, the product quality is improved, manual intervention is not needed for automatic cleaning, the stable production rhythm is favorably maintained, and the overall production efficiency is improved.

The utility model provides a device for measuring the centering of stopper before continuous casting and pouring, which comprises a moving trolley, can move the device to the position below the upper water gap of the tundish, a lifting device installed on the trolley, which can control the lifting of the centering device, a cover connected to the output end of the lifting device, which is used to cover the upper water gap, a thermocouple in the cover, which detects the temperature of the stopper head, a data feedback device electrically connected to the thermocouple, which receives and displays the temperature data to determine the centering state of the stopper. The device can replace manual operation, quickly, accurately and efficiently detect the centering state of the stopper outside the safe distance, and overcome the shortcomings of poor safety, low reliability and low efficiency of the prior art.

The present application relates to the technical field of production line automation, and particularly relates to a production scheduling optimization method and device fusing equipment health degree, which evaluates equipment health degree by real-time collection of welding production line equipment operation parameters, and quantifies the process complexity of the to-be-scheduled vehicle model in combination with the welding process characteristics of the to-be-scheduled vehicle model; then a matching relationship between the equipment and the vehicle model is established by using an adaptability scoring model; finally, optimization matching is performed with the goal of maximizing the overall adaptability, a dynamic vehicle model-station production scheduling scheme is generated, and the scheme is updated according to the real-time state in the production process. The scheme matches and optimizes by constructing the adaptability scoring model of the two, so that the production scheduling scheme can dynamically adapt to the actual capacity of the equipment and the process requirements, thereby improving the rationality of equipment utilization and the stability of the production rhythm; in combination with the rolling update mechanism, the adaptability of the production scheduling system to changes is enhanced, and the optimization level of production efficiency and resource allocation is improved.

This utility model discloses a high-stability bag-opening and filling device based on vacuum adsorption, belonging to the field of bag-opening and filling technology. It includes a frame, with a conveying component slidably connected to the lower right side of the frame, and a filling frame slidably connected to the other end of the conveying component. A vacuum adsorption pump is fixedly connected to the lower right side of the filling frame, and filling components are fixedly connected to the inner wall of the filling frame. A fixing plate is reciprocatingly slidably connected to the inner wall of the frame, and a limiting rod is fixedly connected to the surface of the fixing plate. A screening component is slidably connected through the limiting rod, and the screening components are evenly distributed on the surface of the limiting rod. This high-stability bag-opening and filling device based on vacuum adsorption, through the vacuum adsorption pump and filling components, can optimize the negative pressure pipeline, reduce the downtime rate of the device, effectively reduce packaging material waste, increase the production capacity of the device, reduce labor costs, and improve the accuracy of bag opening and printing, ensuring consistent product quality.

The present application relates to an adaptive adjustment method, system, device and storage medium of a smart factory, the method comprising obtaining the production status data and corresponding process control data of each process node, integrating the production status data and process control data, obtaining the business event data of the current production product, analyzing the business imbalance characteristics of the business event data and the integrated production process related data, obtaining the business imbalance characteristic data, obtaining the product production data of the current production line to build an equipment adaptive model, and inputting the aging data of the equipment parts in the current production process into the equipment adaptive model for optimization, and then adaptively adjusting the production rhythm of the current imbalance process node and subsequent nodes to obtain the adaptive control data of the current product production. The present application has the effect of improving the adaptive adjustment capability in the product manufacturing process and improving the manufacturing intelligence of the factory.