22results about How to "Improve final quality" patented technology

The invention relates to vacuum auxiliary equipment for filling concrete, the auxiliary equipment is used for auxiliary processing of a spiral cavity steel pipe filled with the concrete, the auxiliary equipment is located at the other end, deviating from filling equipment, of the steel pipe, and the auxiliary equipment comprises a pipeline assembly and a vacuum pump assembly, comprising a vacuum tube communicated between the outside and the spiral cavity, and one end of the vacuum tube is connected to the exhaust and drainage port; and the vacuum pump is connected with the other end, far away from the gas and water discharging opening, of the vacuum pipe, and the vacuum pump is used for discharging gas in the spiral cavity. The auxiliary equipment and the concrete conveying device are installed at the two ends of the steel pipe body respectively, mutual interference between the auxiliary equipment and the concrete conveying device is avoided through the layout design, and in the vacuum auxiliary filling process, the removal efficiency of bubbles and water in concrete is remarkably improved through the negative pressure effect; the negative effects of bubbles and water seepage on the strength and durability of the concrete structure are reduced.

The invention relates to the technical field of part quenching processes, and provides a method and system for reducing part quenching deformation based on finite element modeling. The method comprises the specific implementation steps that firstly, geometric parameters, thermophysical attribute parameters and mechanical attribute parameters of a to-be-quenched part are obtained, and a part three-dimensional model is constructed through CAD software; thirdly, establishing a temperature-physical attribute function and a stress-strain function, and performing grid division and heat-force coupling analysis through finite element analysis software to obtain a heat map, a stress distribution map and a deformation map of the part; then, constructing a temperature difference optimization function, a stress difference optimization function and a deformation optimization function, and further forming a quenching process optimization function; and finally, carrying out iterative solution on the optimization function by adopting a genetic algorithm, and determining optimal process parameters in the vacuum quenching process, so that deformation of the part in the quenching process is effectively reduced, and the precision and efficiency of the quenching process are improved.

A method for withering tea leaves, using withering equipment including a fan (2), a temperature sensor (3), a control box (5), a heating tube (7), and a frame (8), wherein a perforated plate (1) is arranged in the frame (8) to form a trough, and a guide plate (4) is set below the perforated plate (1). The method includes the following steps: starting the control box (5) and measuring and determining the correspondence between the wind speed and the frequency of the fan (2) in segments; spreading the fresh tea leaves flat on the perforated plate (1), controlling the thickness of the spread tea leaves to ensure uniform spreading; setting the direction and wind speed parameters of the fan (2), and starting the fan (2) and the heating tube (7); repeating the blowing process of the fan (2) and the heating process of the heating tube (7) according to the direction and wind speed parameters set in step three until withering is completed. This achieves parameterized and precise control of the withering process.

According to the circular tooth cutter, the maintenance process is simplified through the detachable cutter grains on the side face of the circular tooth cutting edge, and when a certain cutter grain is abraded or damaged, a user can replace the cutter grain on site by himself or herself through the detachable cutter grains. The whole cutter does not need to be sent back to a manufacturer for maintenance or directly discarded like a traditional circular tooth cutter, time and transportation cost are saved, maintenance cost is reduced, meanwhile, the smoothness and precision of a cutting surface can be ensured by using the fresh and sharp cutter grains, vibration and noise in the machining process are reduced, and therefore the final quality of a product is improved; an operator can quickly replace the circular tooth cutter without using any tool through the quick release device on the upper surface of the quick release fixing disc, so that the time required for replacing the cutter is greatly shortened, and the production efficiency and the productivity are improved; and meanwhile, an operator can quickly switch the circular tooth cutters of different specifications according to machining materials and operation requirements through the quick-release fixing disc, and the multifunctionality and adaptability of the equipment are enhanced.

The invention discloses a method and a system for performing three-dimensional modeling on an arm by using a binocular depth camera, which are suitable for the fields of medical rehabilitation, ergonomic analysis and the like. The method comprises the steps that a binocular depth camera is used for collecting multiple frames of arm depth images, Gaussian filtering and morphological processing are carried out on the images, noise is eliminated, and background interference is removed; hue standardization is carried out through histogram equalization, Gamma correction and reference frame matching; and converting the depth map into three-dimensional point cloud data by using internal parameters and external parameters of the camera, and fusing multiple frames of point clouds to obtain a complete model. The system is composed of a data acquisition module, a data preprocessing module, a point cloud generation and modeling module and a user interaction module. The system improves the modeling efficiency, reduces the manual participation degree, and has the characteristics of low cost, simplicity and convenience in operation and high precision.

The invention relates to the technical field of glass bead production, and discloses a method for preparing glass beads by mixing open-hearth liquid slag with blast furnace waste slag and continuous casting slag, which comprises the following steps: S1, raw material pretreatment: pretreating the open-hearth liquid slag, firstly filtering the open-hearth liquid slag to remove impurities, and then introducing into an electrode heating furnace to heat, the method comprises the following steps: S1, preparing raw materials, S2, preparing raw materials, S3, preparing raw materials, S4, preparing raw materials, S4, preparing raw materials, S4, preparing raw materials, S4, preparing raw materials, S5, collecting and screening glass beads, and S6, detecting products and controlling quality. By adding sodium carbonate and borax for fine adjustment of components and performing ingredient calculation and mixing through accurate component analysis, the components of the mixed liquid slag can be adjusted, and the viscosity, surface tension and solidification characteristics of the mixed liquid slag are changed, so that the particle size distribution after air quenching granulation is optimized, the state and performance of a precipitated phase after slag liquid solidification are improved, and the production quality of glass beads is ensured.

This invention provides a depth prior-guided multi-view stereo 3D reconstruction method. It acquires N original images of the target to be reconstructed from different perspectives; it iterates through the N original images, using each image as a reference image and the remaining N-1 images as source images, inputting them into a trained depth map generation network to obtain N depth maps; and then fuses these N depth maps to obtain a 3D point cloud of the target to be reconstructed. Based on its network architecture, the subsequent depth map generation module uses the depth maps output by the preceding depth map generation module to generate a depth prior. This depth prior guides the Transformer in the subsequent depth map generation module to complete cost volume aggregation, generating the final depth map, thereby improving the final quality of the depth map and point cloud.

The utility model relates to stirring device technical field especially is a kind of solvent stirring device of solvent-resistant heat-sensitive film, including stirring subassembly and drive assembly, stirring subassembly upper end is fixedly connected with storage component, and storage component inboard is installed with vibration subassembly, and storage component includes storage shell, and the inboard fixed connection of storage shell has annular plate, and annular plate bottom end is fixedly connected with plug rod, and annular plate top end is fixedly connected with rubber sealing pad, and annular plate inboard is equipped with threaded blind hole, and annular plate is fixedly connected with cover plate by bolt, and cover plate inboard is equipped with insertion hole, and vibration subassembly includes expansion plate, and expansion plate inboard is fixedly connected with extension disc, and extension disc inboard is equipped with discharge port, and extension disc top end is fixedly connected with extension column, in the utility model, the addition amount of film material is controlled by device, avoids the granular aggregation phenomenon caused by one-time addition too much, to improve the uniformity of solution significantly.

The utility model provides grinding equipment for quartz sand production. The grinding equipment comprises a shell, a scraping mechanism and a cutting mechanism, the scraping mechanism is arranged in the shell, the cutting mechanism is arranged in the scraping mechanism, and the cutting mechanism and the scraping mechanism move tangentially to crush quartz stones; a screen drum is arranged in the shell and used for screening quartz sand obtained through grinding, the scraping mechanism comprises a plurality of scraping plates, the scraping plates are in sliding connection with the inner surface of the screen drum, and the scraping plates are used for driving quartz stones in the screen drum to move. The scraping plate is used for pushing the quartz stone which is not completely ground in the screen drum, so that the quartz stone is further ground in the screen drum until the required fineness is achieved; and the screen drum is used for screening the quartz sand meeting the requirements, so that the production process of the quartz sand is finer, the product quality is improved, and the production efficiency is also improved.

The utility model provides a discharging mechanism for polyester film production. The discharging mechanism comprises a mixing tank, a feeding port is fixedly connected to the lower portion of the mixing tank, a melting extrusion molding assembly is fixedly connected to the lower portion of the feeding port, a hollow stirring shaft is rotationally connected to one side of the mixing tank, and a discharging bin and an ion fan are fixedly connected to the upper portion of the mixing tank. One side of the discharging bin is fixedly connected with a feeding assembly, the air outlet end of the ion fan is fixedly connected with a three-way pipe, one end of the three-way pipe is fixedly connected with an electrostatic eliminating nozzle, one side of the electrostatic eliminating nozzle is fixedly connected to one end of the discharging bin, and the other end of the three-way pipe is fixedly connected with a gas rotating connector. Through the design of the ion fan and the static electricity removing nozzles, static electricity generated in the lifting and stirring process of plastic particles is effectively removed, particle caking is prevented, the static electricity removing effect is further enhanced through the gas nozzles in the hollow stirring shaft and the stirring blades, uniform mixing of the plastic particles is ensured, particle caking is prevented, and the service life of the plastic particles is prolonged. Therefore, the final quality of the product is improved.

The invention discloses a preparation method of sodium octenyl succinate starch based on an alcohol-free esterification system. The method comprises the following steps: adding an emulsifier to octenyl succinic anhydride, stirring and heating, emulsifying with water through shearing and high-pressure homogenization to obtain an octenyl succinic anhydride emulsion; adding the octenyl succinic anhydride emulsion to starch for esterification reaction to obtain esterified starch; dehydrating the esterified starch through a vacuum dehydrator, washing with water, and then airflow drying to obtain sodium octenyl succinate starch. The preparation method of sodium octenyl succinate starch based on the alcohol-free esterification system reduces the use of organic reagents in the SSOS production process, improves the uneven dripping of octenyl succinic anhydride, the low efficiency of esterification reaction, the long drying time and low efficiency of sodium octenyl succinate starch, and the uneven heating that easily produces gelatinization.

This utility model relates to the technical field of food drying equipment and discloses a variety of food drying equipment, including a drying box. One side of the drying box is connected to a door via a hinge, and the other side is equipped with an air box. A rotating shaft is installed inside the drying box. This multi-food drying equipment works by pulling an outward-facing pull plate to move a fixed block away from its fixed hole, and pulling a rotating rod to move a square block away from the rotating shaft. During this process, a moving plate is pulled, causing an insert block to leave its limiting groove, thus releasing the restriction on the placement tray. Through this design, operators can freely adjust the internal spatial layout of the drying equipment according to the size, shape, and type of food, thereby achieving a more efficient drying effect. This not only improves the versatility and adaptability of the equipment but also significantly enhances drying efficiency and quality, meeting the diverse needs of drying various foods.

The invention discloses a drying device for cured meat making, and relates to the technical field of food processing and machine manufacturing. The device comprises a drying box, the drying box is provided with a smoking mechanism, and the smoking mechanism comprises a heating box, an air pipe and a rotating piece; the heating box is movably clamped in the drying box, the air pipe is arranged on one side in the drying box and communicates with the heating box, and the rotating part is arranged in the drying box; a rotating member; the stand column is fixedly arranged in the drying box; the revolution disc is rotationally arranged on the outer surface of the stand column; and the autorotation hook is rotationally arranged at the bottom of the revolution disc. According to the device, water in the drying box is absorbed through the drying piece, meanwhile, it is guaranteed that heat is not lost, sausages or other meat products can rotate by itself during smoking through combined use of the rotating piece and the air pipe, it is guaranteed that each face is evenly covered with smoke, the curing effect is guaranteed, and the final quality of the sausages is improved.

This invention relates to the field of mixing equipment technology, specifically to a microwave-high pressure synergistic mixing device for mica paper binder. It includes a support frame, on which a horizontally arranged mixing tank is mounted. A main motor is mounted on the support frame, and the output end of the main motor is connected to a stirring shaft extending into the mixing tank. A booster pump is mounted on the support frame, and the output end of the booster pump extends into the mixing tank. A microwave heater is mounted on the top of the mixing tank, with its microwave output end facing the interior of the mixing tank. A stirring paddle is connected to the outer wall of the stirring shaft, and an elastic scraper is connected to the stirring paddle. This invention, by integrating microwave bulk heating and a pressurized environment, prevents wall adhesion and bubble generation from the source. Its elastic scraper has a periodic self-cleaning function, which can powerfully remove its own and the tank wall's adhering materials, reducing secondary accumulation. Combined with a dynamic flow guiding design, it forms a high-intensity changing flow field, achieving efficient material dispersion.

The utility model provides a feeding device of film extrusion equipment, which comprises a rack, and further comprises a raw material stirring assembly, a feeding assembly, a drying assembly, a heating assembly, a conveying assembly and heat preservation assemblies. The heat preservation effect of the discharging pipe is improved through the heat preservation cover, meanwhile, raw materials are heated through the electric heating wire, curing caused by cooling of the raw materials is prevented, the temperature of the raw materials is effectively guaranteed, the final quality of a thin film is better, the drying assembly is arranged, the raw materials are dried and preheated through the drying assembly, and the drying efficiency is improved. And therefore, the extrusion equipment can heat the raw materials more quickly, meanwhile, the final melting effect is prevented from being affected by moisture, and the quality of the raw materials is improved.

The present invention proposes a method for preparing a ceramic shell for casting, which relates to the field of casting technology. The preparation method comprises the following steps: S1, preparing a mold for molding; S2, covering the mold with a casting film, and closely attaching the casting film to the surface of the mold by negative pressure suction; S3, printing on the surface of the mold after coating, evenly spreading a ceramic slurry with self-hardening properties on the mold, and hardening while printing; S4, when the ceramic slurry closely covers the surface of the mold and completely hardens into a ceramic layer, the ceramic layer is removed from the mold to obtain a ceramic shell. The method for preparing a ceramic shell for casting disclosed by the present invention realizes the manufacture of a shell with high precision and high surface quality by combining ceramic slurry printing with V-method casting, and has high efficiency, economy and wide applicability.

The present invention belongs to the technical field of molding sand recovery, and discloses a molding sand recovery device for flange casting, including a processing frame, a crushing roller is rotatably installed inside the processing frame, a feeding part is fixedly connected to the top of the processing frame, and a primary screening component is arranged inside the processing frame. The present invention uses the assembly state of the secondary screening component and the primary screening component through the rotation of the multi-stage vibration part, cooperates with the elastic connection effect of the elastic connection component, and makes the secondary screening component intermittently actively impact the primary screening component, thereby quickly and effectively realizing the synchronous auxiliary vibration of multi-stage screening, and the vibration of multiple groups of screening does not need to add multiple groups of vibration generating power, which reduces the investment in power equipment and comprehensively improves the screening effect of molding sand. The final screening effect is improved from the two aspects of enhancing the screening strength and multi-stage vibration, which greatly improves the effect and quality of the final molding sand classification recovery, and the use effect is good.

The utility model belongs to the technical field of tobacco manufacturing, and particularly relates to a tobacco shred loosening device of a tobacco shred electronic scale blanking box, which comprises a blanking box, a shell is arranged on the side wall of the blanking box, the front inner wall and the rear inner wall of the shell are rotatably connected with a connecting cylinder through a first bearing, a connecting plate is arranged on the outer wall of the connecting cylinder, and top plates are arranged on the outer walls of the front side and the rear side of the connecting plate. The right side end of the connecting plate extends into the blanking box and is provided with a comb plate; rebounding mechanisms are arranged between the front side and the rear side of the inner bottom wall of the shell and the top plate, and a jacking mechanism is arranged between the inner bottom wall of the shell and the connecting plate. According to the tobacco shred caking and loosening device, the whole shred making process can be optimized, non-uniformity and fluctuation in the tobacco shred processing process can be reduced, and therefore the overall quality and consistency of cigarette products are improved, the requirement of the market for high-quality cigarettes can be met, and the market competitiveness of the products is improved.

The application discloses a kind of extrusion devices for plastic cable protection pipe production, belong to extruder technical field, including extruder, the side of the extruder is equipped with cooling pool, the side of the extruder facing cooling pool is connected with discharge pipe, the inside of the cooling pool is equipped with traction rod, further include capture mechanism, including multiple capture rods around discharge pipe axis being located in one end of discharge pipe, inner support mechanism, including multiple support blocks around discharge pipe axis being located in one end of discharge pipe, precooling mechanism, including two spray heads around discharge pipe axis being located in the inside of cooling pool, in the application, the application is torn by the same traction force linkage capture mechanism radial nondestructive shrinkage tightly embraces pipe head and prevents slip, and simultaneously drives inner support mechanism to outwardly unfold and supports inner wall to prevent shrinkage hole, cooperates precooling mechanism to make spray head surround rotation and realize pipe material rapid cooling skin and dynamically close, solves the deformation of starting pipe drawing, inner diameter shrinkage hole and the problem of wall thickness uneven caused by gravity, improves the forming quality of pipe material.

The utility model discloses a metal wear-resisting ball screening device, and relates to the field of wear-resisting ball processing and technology, the metal wear-resisting ball screening device comprises a screening box, the screening box is obliquely arranged, the top end of the screening box is provided with a feeding pipe, and the bottom end of the screening box is provided with a communicated filtering box; a power belt is mounted in the screening box, and at least one group of screening strips are mounted on the upper side of the power belt in the screening box; and a filtering assembly and a storage box are sequentially installed in the filtering box from top to bottom, and the filtering assembly is arranged on the lower side of the communicating part of the filtering box and the screening box. According to the metal wear-resisting ball screening device, after metal wear-resisting balls are produced, broken or surface-damaged metal wear-resisting balls can be blocked through the screening box and are guided out through the screening strips, so that screening is completed, and the final quality of products is improved.

The present invention relates to the field of defect detection technology, specifically to a casting defect detection system based on data analysis, the system comprising a surface defect analysis module, a defect size assessment module, an internal defect analysis module and a defect impact assessment module. The present invention improves the accuracy and efficiency of casting defect recognition by integrating image recognition with ultrasonic flaw detection data processing, accurately classifies defect categories by analyzing casting surface images, matches defect features with a preset defect library, and assesses defect sizes by analyzing defect edge contours and calculating defect areas, making defect detection more detailed and comprehensive, and uses ultrasonic flaw detection data to analyze the internal structure of castings, and can accurately assess the location and severity of internal defects. By comprehensively assessing the quality of castings, manufacturers are allowed to make timely repair or elimination decisions during the production process, thereby improving the efficiency of the production process and the final quality of casting products.

The utility model provides a kind of casting device of extrusion equipment for film processing, including rack and extrusion die, still including cooling forming assembly, guide assembly, scraping assembly collection assembly and cleaning component, the utility model cooperates between scraping assembly, when cooling roll works, by driving cylinder and moves support and tool holder forward, so that scraper is in contact on cooling roll, so that the raw material on the surface of cooling roll is scraped, so as to ensure the cooling effect of raw material, also avoid because raw material residue leads to uneven film, so effectively increase the final quality of film, also by setting cleaning component, by driving cylinder one drives cleaning roller and cooling roll contact, the glue layer on the surface of cleaning roller, so that the dust on the surface of cooling roll is collected, so as to avoid when cooling film, the dust enters film inside, affect the purity and quality of film, effectively improve the quality of final product film.