12results about How to "Precise process control" patented technology

The invention discloses an inorganic fiber composite board adhesive with high durability and environmental protection performance and a method, according to the adhesive, rock wool fiber powder and surface modified nanoparticles are combined to form an inorganic filler, a synergistic effect is achieved on a microstructure, and the hardness and wear resistance of the adhesive and the stability of a composite board are effectively improved. By adding the quaternary ammonium salt catalyst, the curing temperature is remarkably reduced, the production efficiency is improved, and complex environments are adapted. And the phosphorus-nitrogen composite flame retardant is adopted, so that the fireproof performance of the composite board is enhanced, a compact carbonized layer is formed in case of fire, and flame diffusion is prevented. And the internal structure of the plate is uniform and stable through the section-by-section heating and pressurizing process, and high-precision application is achieved.

This invention relates to the field of polymer materials technology, specifically to a method for preparing and applying a rigid polyimide foam reinforced with aluminum honeycomb. The method for preparing the rigid polyimide foam reinforced with aluminum honeycomb provided by this invention includes steps such as surface pretreatment of the aluminum honeycomb core material and fixing the pretreated aluminum honeycomb core material into a molding die. The rigid polyimide foam material reinforced with aluminum honeycomb obtained by this invention not only possesses high specific strength and high specific stiffness, but also inherits the excellent properties of polyimide foam such as high temperature resistance, flame retardancy, low smoke, and thermal insulation. The introduction of the aluminum honeycomb skeleton also improves the material's impact resistance and dimensional stability, making it an ideal multifunctional integrated lightweight structural material with promising application prospects.

The present invention provides a workpiece weld inspection and milling equipment, which belongs to the field of milling of large excess welds, and specifically includes: a robot; and a grinding part, which is connected to the head end of the robot body, and is used to grind the surface of the workpiece under the drive of the robot body, so as to control the removal depth of the weld, wherein the grinding part includes a grinding mechanism and a protection mechanism; the grinding mechanism includes: a frame; a workpiece detection component, which is used to detect the surface of the workpiece; a milling component, which is used to mill the surface of the workpiece according to the detection result of the workpiece detection component; a sanding belt grinding component, which is used to grind the surface of the workpiece according to the detection result of the workpiece detection component; a chain rotation component, which is used to drive the sanding belt grinding component in real time according to the detection result of the workpiece detection component. Through the processing scheme of the present application, the large excess weld is subjected to targeted and refined milling.

The invention relates to the technical field of heating radiator electroplating and electrophoresis, in particular to a low-carbon steel heating radiator electroplating and electrophoresis process which comprises the following steps: step 1, pretreatment: carrying out surface pretreatment on a heating radiator to be subjected to electroplating and electrophoresis; 2, electrophoresis is conducted, specifically, the pretreated heating radiator is placed in electrophoresis liquid of electrophoresis equipment to be subjected to electrophoresis treatment, and an electrophoresis coating is formed on the surface of the heating radiator; 3, spraying is conducted, specifically, heat conduction paint is sprayed to the surface of the electrophoresis coating obtained after electrophoresis of the heating radiator, and a heat conduction coating is formed on the surface of the heating radiator; 4, curing is conducted, specifically, the sprayed heating radiator is subjected to surface heat conduction coating curing treatment through curing equipment; 5, electroplating is conducted, specifically, the heating radiator subjected to electrophoresis curing is placed in electroplating liquid of electroplating equipment to be subjected to electroplating treatment, and an electroplating coating is formed on the surface of the heating radiator; the protective layer of a five-layer structure is formed on the surface of the heating radiator, the adhesive force and uniformity are excellent, and the adhesive force is increased through the microporous layer.

The present invention discloses an intelligent monitoring method and system for numerically controlled machine tools, and relates to the technical field of machine tool monitoring. The intelligent monitoring method and system for numerically controlled machine tools realize comprehensive monitoring and optimization of the operating status of machine tools by setting a data acquisition module, a precision monitoring module, and an abnormal warning module. The data acquisition module collects machine tool operating data in real time through sensors to ensure the accuracy and timeliness of the data, and provide a reliable basis for subsequent analysis. The precision monitoring module analyzes the working status of the machine tool in real time and identifies the trend of periodic abnormal fluctuations, so as to timely discover potential problems and avoid the expansion of processing errors. The cutting speed and feed rate are intelligently adjusted through the fuzzy control algorithm, which significantly improves the processing accuracy and efficiency and reduces manual intervention. The abnormal warning module monitors the machine tool operating data in real time, generates warning information, and ensures that the operator can take measures in time, thereby improving the intelligence level of the numerically controlled machine tool.

The present application relates to a kind of lime-soil compaction pile construction system for collapsible loess area, before construction, good technology, material, equipment and site preparation, such as familiar drawing, prepare soil and lime, debug hole and ramming equipment, level site and surveying and setting out etc..During construction, first carry out test pile to determine parameters, large-scale hole formation follows specific sequence and strictly controls pile diameter, perpendicularity etc.;Pile formation first clean bottom ram, then layered packing ramming, accurate operation by control system;After pile formation, do well maintenance.Quality detection uses low-strain dynamic penetration method to detect pile integrity, plate load test to detect composite foundation bearing capacity.The method is applied to a certain commercial complex project, construction is smooth, hole formation and pile formation quality meet the standards, efficiency is improved, construction period is shortened.

The utility model belongs to the technical field of casting powder liquefaction pouring in a continuous casting steelmaking link, and relates to an on-line treatment device for directly heating and melting continuous casting powder, which comprises a high-temperature melting chamber, a plasma spray gun, a casting powder bin, a replaceable flame blocking base plate and a fan. The high-temperature melting chamber is a hollow cavity, and a gradually-expanding pouring outlet is formed in the bottom of the high-temperature melting chamber. And the plasma spray gun is horizontally mounted on one side wall. The casting powder bin is arranged at the top, and a flow adjusting valve is arranged at the bottom. The replaceable flame blocking base plate is vertically inserted through the top wide seam, the plate face is perpendicular to the jet flow direction, and the lower portion is a U-shaped flow guide face. The fan is connected to the upper right portion of the pouring outlet so as to maintain micro-negative pressure. The plasma jet flow is adopted to directly impact and heat solid slag powder, U-shaped baffle flow guide, micro-negative pressure drainage and divergent outlet flow stabilization are matched, rapid and uniform melting and accurate and stable pouring of casting powder are achieved, equipment is compact, control is sensitive, and the device is particularly suitable for high-quality steel continuous casting production.

The invention provides a multi-station steel cylinder rotary closing-in machine, and relates to the technical field of steel cylinder machining, the multi-station steel cylinder rotary closing-in machine comprises a workbench and a conveyor, the conveyor is installed in the middle of the top end of the workbench, insertion holes are formed in the top of the conveyor in a rectangular array mode, a feeding part is inserted into the top of the conveyor, insertion columns are arranged at the bottom of the feeding part, and the insertion columns and the insertion holes are matched with each other; a proximity sensor is embedded in the middle of the front face of the feeding piece, openings are formed in the two sides, the top and the bottom of the front face of the feeding piece, the openings are in an inverted-T shape, a bottle body penetrates through the middle of each opening, and a sliding rail is arranged at the bottom of each opening. The electromagnetic heating device is simple in structure and can adapt to molds of different shapes and sizes, so that the necking-in machine can machine steel cylinders of various specifications, the universality of the device is improved, a proper heating mode can be selected according to different machining requirements through the flame heating mode and the electromagnetic heating mode, and the requirements of various steel cylinder necking-in processes are met.

The invention provides a preparation method of a yak oligopeptide powder product with an Alzheimer's disease intervention effect, and belongs to the technical field of biology.The yak oligopeptide powder product contains peptide YP, and the peptide YP is composed of leucine-glutamic acid-tyrosine-glycine, the peptide YP has relatively strong binding affinity with acetylcholin esterase, the docking binding energy is-9.5 kcal / mol, the peptide YP and residues of Tyr124, Gly121, Phe338, Asp74, His447, Ser203 and Glu202 of the acetylcholin esterase form 9 hydrogen bonds, and two electrostatic interactions and three hydrophobic interactions exist, so that the function of regulating the enzymatic activity is achieved. And a more reliable natural choice can be provided for intervention of the Alzheimer's disease.

The invention relates to a local strengthening stamping method for an automobile horn mesh enclosure, belongs to the technical field of metal stamping, and aims to solve the technical problems that in the stamping forming process of an existing metal horn mesh enclosure, a complex curved surface area is prone to cracking and mesh deformation, and the strength of an edge mounting part is insufficient. The invention provides a composite stamping process comprising multi-station progressive forming and local pressurization strengthening. The method comprises the following steps: carrying out annealing softening treatment on a metal plate pre-etched with meshes; carrying out integral preforming through a first station; in the second station, a die with a local strengthening male die is used for conducting local pressurization strengthening stamping on the corner curved surface, the edge turnup and the installation buckle position of the mesh enclosure, and material flowing and thickness distribution of a strengthening area are controlled; and finally finishing and stamping. The forming quality of the metal horn mesh enclosure in a complex shape can be effectively improved, the structural strength of key parts is enhanced, it is guaranteed that meshes are uniform and transparent, the product yield is remarkably increased, and the service life is remarkably prolonged.

The invention provides a thermochemical oxidation preparation process of straw biomass charcoal, and relates to the technical field of related adsorption methods, the prepared biomass charcoal has higher specific surface area and porosity, more reasonable element composition and higher specific surface area and porosity by accurately controlling pretreatment and reaction conditions of straw and introducing emerging technologies such as microwave-assisted heating and ultrasonic treatment, and the biomass charcoal can be used for preparing biomass charcoal. According to the present invention, the microwave-assisted heating and the precise heating rate control are adopted, such that the reaction efficiency is substantially improved, the energy consumption is reduced, the preparation time is shortened, the purification manner of combining the acid washing and the alkali washing with the ultrasonic treatment can effectively remove the impurities, and the purity of the biomass charcoal is improved; the stability and reliability of the biomass charcoal in various applications are enhanced, the surface chemical property of the biomass charcoal is improved by the plasma treatment technology, active sites are increased, the microstructure change in the reaction process is monitored in real time by the in-situ characterization technology, and a powerful basis is provided for process optimization.

The invention discloses a denitrification system for high-concentration nitrogen-containing sewage. The denitrification system comprises a charging tank, an aeration pump, a reactor and a real-time detection control device, the charging tank is communicated with the reactor and is controlled by a valve; the aeration pump is used for controlling the conversion between nitration reaction and denitrification reaction; the reactor is filled with a filler which is adsorbed with mycobacteria with the preservation number of CCTCC (China Center for Type Culture Collection) M20241347; the real-time detection control device is used for detecting the ammonia nitrogen concentration, the nitrite concentration and the pH value of reaction liquid in the reactor, and controlling the aeration pump to be turned on and turned off on the basis of the detected ammonia nitrogen concentration, the detected nitrite concentration and the detected pH value of the reaction liquid in the reactor so as to realize conversion between nitration reaction and denitrification reaction; and controlling the opening and closing of the valve so as to control the addition of the organic carbon source, the acid or the alkali in the charging tank to the reactor. The invention further discloses a denitrification process of the high-concentration nitrogen-containing sewage, and efficient denitrification of the high-concentration nitrogen-containing sewage can be realized.