17results about How to "Adjust Uniformity" patented technology

According to the technical scheme, the die mounting device capable of adjusting the wall thickness of the seamless pipe is characterized in that a first spherical groove is formed in the center of a fixed base, a movable base matched with the first spherical groove is arranged in the first spherical groove, an annular groove is formed in the center of the movable base, a stretching die is arranged in the annular groove, and a moving core matched with the stretching die is arranged in the stretching die; a gap is reserved between the drawing die and the movable core, a pipe inlet is formed in one end of the drawing die, and pressing plates are arranged on the two sides of one end of the pipe inlet respectively and are in threaded connection with the movable base. A positioning block is arranged above the edge of the first spherical groove, a threaded hole is formed in one end of the positioning block, an adjusting bolt penetrates through the threaded hole and then is inserted into the threaded groove, and an arc protrusion matched with the second spherical groove is arranged at the other end of the positioning block. The utility model has the beneficial effects that the contact surface of the movable base and the fixed base is designed to be a spherical surface, so that the range of the adjustable angle of the movable base is expanded; the stability of the device is improved under the premise that the angle adjustment is not affected through the arc protrusions.

The invention discloses an adjustable electromagnetic field mechanism and HDPCVD equipment thereof.The adjustable electromagnetic field mechanism comprises an electromagnetic coil and a plurality of electromagnetic shielding assemblies, the electromagnetic shielding assemblies are rotationally and symmetrically arranged around the center of the plane where the electromagnetic coil is located, and each electromagnetic shielding assembly is provided with a shielding face; and the electromagnetic shielding assembly can adjust the angle of the shielding surface relative to the electromagnetic coil so as to adjust the coupling output magnetic field of the electromagnetic coil. According to the adjustable electromagnetic field mechanism and the HDPCVD equipment thereof, the electromagnetic shielding assemblies which are uniformly distributed are arranged right above the electromagnetic coil, the high-frequency magnetic field of the magnetic field is changed by utilizing the electromagnetic shielding assemblies, and the uniformity of the magnetic field of the HDPCVD equipment is adjusted according to the rotation angle of the grounded metal shielding plate, so that the uniformity of plasma is adjusted; and finally, the film deposition quality is improved.

This invention discloses a high-speed, ultra-wide reverse coating apparatus, comprising a frame with a doctor blade frame on one side; an anilox roller assembly, a pressure roller moving device, a gap adjustment device, a glue receiving tray assembly, and a guide roller assembly are mounted on the frame; the pressure roller moving device is equipped with a guide roller assembly A, a traction roller assembly, a traction pressure roller assembly, a traction gap adjustment device, and an adjusting roller assembly, and is located above the anilox roller assembly; the gap adjustment device controls the gap between the traction roller assembly and the anilox roller assembly; the adjusting roller assembly is located on one side of the anilox roller assembly and adjusts the angle at which the film enters the anilox roller by moving it up and down; a closed doctor blade assembly is mounted on the doctor blade frame, which can rotate to fit onto the anilox roller assembly, transferring the glue onto the anilox roller assembly, and then transferring it onto the film through the anilox roller assembly; the rotation direction of the anilox roller is opposite to the forward direction of the film, thereby achieving reverse coating.

This invention relates to a multi-energy coupled self-driven wastewater treatment and heat recovery synergistic system. It includes a wastewater treatment component, a heat recovery component, and a thermoelectric module. The wastewater treatment component comprises a flocculation chamber, a wastewater treatment chamber, and a flocculated particle collection chamber. The sidewall of the flocculation chamber is equipped with a flexible diaphragm switch driven by fluid pressure difference, enabling adaptive and precise dosing of flocculant. The flocculated particle collection chamber is equipped with a flocculated particle capture plate triggered by particle gravity torque, achieving self-triggered solid-liquid separation. The heat recovery component suspends multiple phase change heat storage rods via elastic ropes. The front end of each phase change heat storage rod has a balance ball controlled by a positive arc temperature-sensing piezoelectric spring signal, which, together with the elastic ropes, excites the phase change heat storage rod to generate multi-degree-of-freedom oscillation, enhancing heat transfer. The phase change heat storage rods have a built-in thermoelectric module that converts the temperature difference energy and expansion mechanical energy of the phase change process into electrical energy, providing self-powered operation for the system. This achieves integrated, low-energy-consumption operation.

The invention belongs to the technical field of preparation of high-temperature alloy strips for aerospace, and particularly relates to a preparation method of a nickel-based wrought high-temperature alloy strip capable of increasing the weight of a single coil. The method comprises the following steps: firstly, carrying out vacuum electron beam welding on a nickel-based wrought superalloy blank plate: before welding, carrying out chemical cleaning on base metal, assembling, clamping, vacuumizing, carrying out segmented electron beam welding, cooling in a vacuum chamber, and optimizing a vacuum electron beam welding process to obtain an excellent welding seam which is well formed and free of pores and cracks; and then the recrystallization grain size of the nickel-based wrought superalloy strip and the welded joint is effectively controlled by selecting the deformation amount of the middle rolling process and the annealing system. The nickel-based wrought superalloy strip prepared through the method is high in single coil weight and good in strip mechanical property, equal-strength matching is achieved between a welded joint and base metal, and the room-temperature mechanical properties of the nickel-based wrought superalloy strip and the welded joint meet the requirements that the yield strength Rp0.2 is not lower than 370 MPa, the tensile strength Rm is not lower than 780 MPa, and the room-temperature ductility A is not lower than 25%.

The application discloses a preparation method of amino-modified magnetic microspheres, which comprises the following steps: modifying the surface of magnetic nanoparticles to obtain magnetic microspheres with double bonds on the surface; performing a polymerization reaction on the surface of the magnetic microspheres to form core-shell magnetic beads with a surface polymer; and performing an amino-modification treatment on the core-shell magnetic beads to form amino-modified magnetic microspheres. The magnetic microspheres have strong magnetism, uniform particle size distribution, regular morphology, and small batch difference, and the sensitivity of magnetic bead extraction is greatly improved.

The invention discloses a metal electrode with a surface protection layer, a preparation method thereof and an alkali metal battery, and relates to the technical field of battery materials. By introducing a fluorine-doped graphene oxide layer on an alkali metal electrode, a carbon-fluorine bond is broken by charge-discharge cycles during use and a fluorine-rich SEI film is formed on the surface of the electrode graphene. The graphene and the SEI film together form a surface protection layer MES, which can adjust the flatness and uniformity of the electric field, so that the metal electrode forms a stable SEI layer during the cycle process, effectively inhibits the growth of dendrites, stabilizes the metal interface, and thus greatly improves the stability of the metal electrode. The MES-coated (potassium) metal negative electrode has a plating / stripping life of a symmetrical battery of about 2000 hours, and a cycle life of a Cu@MES|K asymmetric battery of more than 3200 hours (1600 cycles), which is the longest cycle life of an asymmetric battery to date.

The application relates to the technical field of rare metals, and discloses a method for preparing metal hafnium by reduction, which comprises the following steps: S1, mixing hafnium oxide, calcium and calcium chloride, and carrying out a thermal reduction reaction under a protective gas to obtain a solid mixture; S2, carrying out acid pickling, water washing and drying on the solid mixture to obtain metal hafnium powder; S3, melting the metal hafnium powder under the protective gas, and cold-pressing and forming the metal hafnium powder to obtain the metal hafnium; the calcium chloride is composed of first calcium chloride and second calcium chloride, and the first calcium chloride and the second calcium chloride are in different forms. Through the technical scheme, the problem of high oxygen content in the related art when metal hafnium is prepared by reduction is solved.

The invention belongs to the technical field of high-temperature alloy strip foil preparation, and particularly relates to a nickel-based wrought high-temperature alloy strip foil preparation method and a high-strength plasticity control method thereof. The method is designed according to the rolling process deformation amount and the annealing process of the GH3536 alloy strip foil, so that the rolling process deformation amount is controlled reasonably, the internal organization structure is more uniform, intermediate high-temperature rapid annealing is achieved, coarse internal grains are inhibited, and the grain size and uniformity of the internal organization are adjusted; in the final cold rolling state annealing process step, based on the performance use requirements, vacuum annealing and online continuous annealing processes are designed, and the grain sizes in the foil direction of the GH3536 alloy strips with different thicknesses are controlled through recrystallization annealing, so that the ratio of the thickness to the average grain size is larger than 7. The high-strength and high-plasticity GH3536 alloy strip foil is good in surface quality, the room-temperature mechanical properties can meet the requirements that the yield strength (Rp0.2) is not lower than 310 MPa, the tensile strength (Rm) is not lower than 760 MPa, the room-temperature ductility (A) is not lower than 15%, the performance is uniform and stable, and the requirement for high quality is met.

The utility model provides an optical coating uniformity baffle plate adjusting device, which is applied to the technical field of optical coating, and is characterized in that a support frame is used for being fixed on a coating machine, and the support frame is fixedly connected with an initial correction plate; the adjustable correction mechanism is movably arranged on the initial correction plate, and the adjustable correction mechanism is used for adjusting the adjustable correction mechanism part corresponding to the position where the thickness of the film layer is not uniform, and the adjustable correction mechanism moves to adjust the exposure size of the adjustable correction mechanism part corresponding to the position where the thickness of the film layer is not uniform relative to the initial correction plate; and changing the range of shielding deposited particles, and correcting the non-uniform thickness of the film layer. The baffle is corrected by moving and adjusting the adjustable correction mechanism, the baffle does not need to be cut, deformation of the baffle is avoided, the shape of the baffle can be accurately and rapidly adjusted and corrected, the uniformity of a film layer can be corrected, the correction precision and the production efficiency are improved, and the cost is low.

The invention discloses a glaze pouring device for ceramic tile manufacturing, which comprises a feed liquid barrel and a feed liquid tank, the bottom end of the feed liquid tank is provided with a first liquid outlet, and a first glaze is supplied to a first cavity and a second cavity by a material source and is poured down through the first liquid outlet; the glaze spraying device is characterized in that the glaze spraying flow adjusting device comprises a first adjusting plate, a first transmission wheel, a first driving wheel, a second adjusting plate, a second transmission wheel and a second driving wheel, and a second liquid outlet is formed between the first end of the first adjusting plate and the first end of the second adjusting plate; the rotating angles of the first adjusting plate and the second adjusting plate can be adjusted through the first servo motor and the second servo motor respectively. The outlet width and the horizontal position of the second liquid outlet can be adjusted, so that various flow modes can be adjusted according to the working condition requirements of the glaze pouring process, the multi-working-condition applicability of the glaze pouring device is improved, and the glaze pouring efficiency is improved.

The present invention discloses a structure-controllable silicon-aluminum composite aerogel material and a preparation method thereof, and belongs to the technical field of aerogel materials. The silicon-aluminum composite aerogel material of the present invention is prepared by a doped sol-gel method using fly ash floating beads and silicate containing Si-O structure as raw materials, ethanol as solvent, and supplemented with a specific dopant. The obtained silicon-aluminum composite aerogel material has good mechanical hardness, high porosity, low density, and large specific surface area. Compared with the conventional method of directly using fly ash as raw material alone, the method of the present invention not only greatly improves the content and utilization rate of silicon and aluminum in the raw material, but also overcomes the defect that the Al-Si ratio in the raw material cannot be effectively adjusted when fly ash is used as raw material alone, and can realize the fine regulation of the structure and performance of silicon-aluminum composite aerogel. The preparation process of the silicon-aluminum composite aerogel material of the present invention is relatively simple, low-cost, and can be industrially produced, which broadens the research ideas for the resource utilization of fly ash.

A large-area steady-state light source belongs to the field of solar simulators and is characterized by comprising a light source support, a lamp panel, a control panel and a light reflection adjusting device. An adjusting bracket is arranged at the top of one end of the light source bracket provided with the lamp panel; the reflection adjusting device is arranged on the adjusting bracket; the light reflection adjusting device comprises a light reflection plate and a locking plate; a strip-shaped adjusting hole is formed in the locking plate; and a strip-shaped adjusting hole corresponding to the locking plate is formed in the light source bracket. The spectrum light intensity of each module light source is adjustable and controllable by arranging multiple light sources and corresponding control panels, the uniformity of the light source area is further ensured, good heat dissipation of the large-area light source is achieved by arranging a heat dissipation device, meanwhile, compact structures of the light sources and a control and power supply system are achieved, accurate control over the light sources is achieved, and the system is simple in structure and convenient to use. The adjusting support and the reflection adjusting device are arranged at the light source end, the requirement for uniformity consistency is met by adjusting the angle of the reflection plate, and then the uniformity of the light source of the simulator is adjusted.

The novel quenching box comprises a box body, an annular cold hydrogen pipe, a vortex mixing box, a conical flow guide plate and a liquid receiving buffer disc are arranged in the box body from top to bottom, a mounting hole is formed in one side of the box body, a cold hydrogen inlet pipe is inserted into the mounting hole, the end, in the box body, of the cold hydrogen inlet pipe communicates with a cold hydrogen annular pipe, and a plurality of openings are formed in the cold hydrogen annular pipe; a vortex mixing box is mounted below the cold hydrogen ring pipe, a material flow inlet is formed in a top plate of the vortex mixing box, and a material flow outlet is formed in a bottom plate of the vortex mixing box; a conical guide plate is arranged at the material outlet, and a liquid receiving buffer disc is mounted below the conical guide plate; a prolate rectangular opening is formed in a hydrogen outlet in the inner side and the outer side of the annular cold hydrogen pipe, so that cold hydrogen is spread on the whole section of the reactor to form a cold hydrogen layer, and a hot reactant flow and the cold hydrogen layer form a cross flow in the downward flowing process to realize premixing; the arc-shaped plates are arranged in the volute plates, so that a vortex is formed when the mixture flows, the standing time of the mixture is prolonged, the turbulence degree of the mixture is intensified, and the mixture is fully mixed.

The utility model discloses a coil winding device in a transformer, which belongs to the technical field of transformers and comprises a bottom plate, a driving component is fixedly connected to one end of the top of the bottom plate, a motor is fixedly connected to the inside of the driving component, the output end of the motor penetrates and extends to the outer side of a mounting box and is fixedly connected with a rotating rod, and an insulating sleeve is sleeved on the outer side of the rotating rod. A reciprocating moving assembly is arranged at the other end of the top of the bottom plate, a hydraulic rod is connected to the reciprocating moving assembly, and the output end of the hydraulic rod is connected with a quick installation type coil. When the coil is wound, a metal wire wound on the rapid installation type coil is wound on the outer side of an insulating sleeve, a motor in the driving assembly drives the insulating sleeve to rotate, so that the rapid installation type coil is driven to release the metal wire, and the output end of a self-locking motor drives a connecting block to reciprocate left and right through a threaded rod; therefore, the tension of the metal wire can be adjusted in the winding process, the uniformity of the coil on the insulating sleeve is kept, and the situation that a worker manually adjusts the tightness of the coil is avoided.

The utility model relates to cold -stored vending machine technical field discloses a screen structure of cold -stored vending machine, including first glass, LCD screen, second glass, diffusion plate and third glass from left to right setting in proper order, diffusion plate presents rectangular frame body structure setting, diffusion plate is provided with a plurality of lighting lamp strips for providing light source in, the shape size of first glass, second glass and diffusion plate is same setting, the outer edge of first glass, second glass and diffusion plate is alignment setting, the shape size of LCD screen is less than the shape size setting of first glass, the utility model discloses setting diffusion plate of rectangular frame body structure, and lighting lamp strip is set in diffusion plate, when using, the light of lighting lamp strip power -on can evenly irradiate on LCD screen after diffusing through diffusion plate, has the advantages such as screen edge light distribution is sufficient, light overall distribution is even, picture display effect is good.

The invention provides a spray header of chemical deposition equipment and the chemical deposition equipment, the spray header comprises a gas mixing plate provided with a plurality of vent holes, the gas mixing plate comprises a piezoelectric ceramic material, and after the gas mixing plate is powered on, the aperture size of the vent holes of the gas mixing plate is adjusted. According to the spray header, the uniformity of airflow distribution in the reaction cavity can be adjusted under the condition that the gas mixing plate is not replaced.