46results about How to "Reduce unqualified" patented technology

The invention provides a 3D printer monitoring error correction method. The method is used for monitoring whether errors occur in the printing process of a 3D printer and making timely and proper correction, and is characterized in that a system comprises three cameras and monitoring and error correcting software, wherein the three cameras are used for three-view monitoring and correspond to three view angles; the monitoring and error correcting software uses an image processing method for comparing the expected three views in each step in the printing process; whether the errors occur in the printing process or not is monitored and judged; repairable small errors are corrected in time; and errors which cannot be corrected are left uncorrected, so that the printing time is saved. The system has the advantages that the printing correctness is improved, and the average time for printing qualified products is reduced.

Provided is a screen printing apparatus. In the forming of the protrude electrode using the screen printing method, resulting the adhesive force of the solder paste which is transferred by many opening-part groups and the metal mask, the departing of the printing board starts from the perimeter part, finally the middle part of the metal mask departs from the printing board, the occurring of this phenomenon is the main reason for the defective printing which concludes the thickness error of the printing film ,the printing deficiency and so on. Using the different thickness of the mentioned mask component sheet, or the different material, or the different elastic coefficient, connect every mask component sheet which is set on the accessory pattern of the printing baseboard or at all the patterns formed in the scheduled area, and the adjusting equipment which accords to the mentioned connection status and can reproduce random curve is also provided.

A reliable ink cartridge that reduce printing nonconformity even during high speed inkjet-recording with multiple nozzles by alleviating rapid external impact applied from the outside of the ink cartridge. Within a casing of an ink cartridge, a flexible bag forming an ink reservoir is accommodated. Between the surface of the flexible bag where a sheet member is bonded and a wall surface of the casing, a stress damping chamber is provided. The stress damping chamber communicates with the atmosphere outside the ink cartridge via an orifice formed on a wall surface of the casing.

The invention discloses a method for quick deoxidization in the smelting process of a ladle furnace (LF). The method comprises the following steps: (1) adding aluminum iron containing 40% of aluminumat a time after molten steel enters the ladle furnace (LF), so that the aluminum content in the molten steel reaches 0.04%-0.05%, and adding 150 kg of low aluminum slag balls, and 2-2.5 kg of active lime per ton of steel; (2) powering on and slagging, powering on for 3-5 times, adding 0.2 kg of molten steel deoxidizing agents per ton of steel, powering on for 5 min, melting top slag, and then powering off; (3) adjusting argon gas flow such that the diameter of the slag face blown by argon gas is 450-500 mm, adding 1-1.5 kg of the low aluminum slag balls per ton of steel, and 0.4 kg of the molten steel deoxidizing agents per ton of steel, stirring the mixtures for 15-20s, and then adding 1-1.5 kg of the low aluminum slag balls per ton of steel and 0.4 kg of the molten steel deoxidizing agents per ton of steel if the deoxidization effect is poor; stirring the mixtures for 15-20s, till the section of the top slag is yellowish white, namely that the deoxidization is finished; and adjustingthe argon gas flow to 100-150 L / min in time, and performing subsequent operation. According to the method disclosed by the invention, not only the quick deoxidization of molten steel in the smeltingprocess is achieved, the output of inclusions in the smelting process is reduced, and the quality of steel billets is improved, but also the thermal efficiency in the power-on heating process is improved, and the power consumption and slag consumption are reduced.

The invention relates to the field of mechanical manufacturing equipment, in particular to a pneumatic pipe bending machine, which includes a pipe bending device, a pipe bending drive device and a base for driving the pipe bending device to achieve pipe bending, and the pipe bending device includes a shaping mechanism and a top bending mechanism And two slideways for the top bending mechanism to slide, the shaping mechanism is arranged on the top of the slideway, the top bending mechanism is provided with a first roller that cooperates with the slideway on the side close to the slideway, and the top bending mechanism includes a support plate 1. The clamping arm set on the top of the support plate and the clamping rod set that runs through the clamping arm set and is arranged horizontally, the bending pipe driving device includes a guide slide channel, an adjustment mechanism and a drive mechanism arranged at the bottom of the guide slide channel, The pipe bending driving device of the present invention drives the top bending mechanism to rise, and the first rollers of the top bending mechanism arranged on both sides of the slideway slide and cooperate with the slideway to ensure that the top bending mechanism rises steadily along the slideway, and the shaping mechanism and the top bender Cooperate with the top bending of the workpiece, it can maintain stability and avoid the workpiece from shifting during the top bending.

The present invention provides a single-crystal ZnO thin film having a high ferromagnetic transition temperature. In one aspect of the present invention, the ZnO thin film comprises a ferromagnetic p-type single-crystal zinc oxide including a transition metal element consisting of Mn, and a p-type dopant. In another aspect of the present invention, the thin film comprises a ferromagnetic p-type single-crystal zinc oxide including a transition metal element consisting of Mn, a p-type dopant, and an n-type dopant. The single-crystal zinc oxide material can be applied to quantum computers and high-capacity magnetic-optical recording medium by combining with conventional n-type or p-type transparent electrode ZnO materials or optical fibers, and to powerful information-communication devices or quantum computers as a photoelectric material usable for a wide range from visible light to ultraviolet light.

The invention discloses a 3D printing detection method used for detecting whether a current 3D-printed surface material is consistent with a design sample at real time. A 3D printer contains a 3D printer body and a movable infrared spectrometric analyzer (containing infrared total reflection accessories), and is simultaneously provided with error correction software for correcting or choosing to reprint by comparing infrared spectrum of a test point with standard spectrum of the design sample. According to the invention, accuracy of a material used for a printed object can be monitored at real time, defective rate of printing is reduced, unnecessary material wastage is minimized, and time is saved.

The invention relates to method and special tools for anti-deformation machining of flux barriers of a clamp pulling plate of a transformer and belongs to the technical field of transformers. According to the technical scheme, the multiple special tools (22) for anti-deformation machining and the clamp pulling plate (21) are fixed together in a spot welding mode, the clamp pulling plate is placed on a working table of a plasma cutting machine and is adjusted to be located at a position suitable for machining, then the height of the water surface of the plasma cutting machine is adjusted to guarantee reliable cooling of the clamp pulling plate during cutting, then the flux barriers are cut-formed in the clamp pulling plate underwater by means of the plasma cutting machine, the deformation of the clamp pulling plate is controlled by means of the special tool for anti-deformation machining during plasma cutting, and then the machining of the flux barriers of the clamp pulling plate of the transformer is achieved. The method and special tools for anti-deformation machining of the flux barriers of the clamp pulling plate of the transformer aim at the pulling plate, of a multi-groove structure, of the transformer, the flux barriers are formed in a plasma underwater cutting mode, the special tools for anti-deformation machining are manufactured according to the distance between the flux barriers, and therefore the deformation of the multi-groove clamp pulling plate is effectively controlled during machining, the occurrence of unqualified products is reduced, and the machining efficiency of the clamp pulling plate is improved.

The present invention provides a fracture method that can make the strength of the end surface stronger than before. The method for fracturing a brittle material substrate of the present invention includes the step of forming a scribe line on the brittle material substrate, and the fracturing step of fracturing along the scribe line, and during the fracturing step, the The substrate is rolled and crimped near the scribe line along a position separated from the scribe line on one side, and a load is applied, and the brittle material substrate is divided by bending under a low load.

The invention discloses a method for measuring and calculating sulfuric acid corrosion resisting equivalent of a steel material. The corrosion resisting equivalent is measured and calculated according to the following corrosion resisting equivalent model, wherein the corrosion resisting equivalent is described in the specification, wherein Ti, Cu, Cr, Ni, Sb, S, P, C and Mn respectively represent percent contents of corresponding elements in the steel material, and alpha, beta, gamma, delta, phi, zeta, eta, theta and mu respectively represent corrosion coefficients of corresponding elements. The method has the advantages of avoiding the problem of incapability of judging whether the corrosion resisting property of the steel material reaches the standard after the steel material is produced according to the component control range formulated by all factories, being short in detection period, lowering production cost, reducing resource and energy consumption, being capable of meeting the requirement of corrosion resistance of a tobacco oven, and achieving remarkable economic benefit and social benefit.

The invention belongs to the field of packaging equipment, and particularly relates to equipment for an optocoupler packaging structure. The equipment comprises a fixing shell, one end of the fixing shell is fixingly connected with the top of a base, a controller is arranged on one side of the fixing shell, a lifting device is fixingly connected to one side of the fixing shell, a movable clamp is fixingly connected to one end, away from the fixing shell, of the lifting device, a fixing clamp is fixingly connected to the middle of the side, close to the fixing shell, of the base, and glass plates are arranged on the two sides of the fixing shell, so that manual use is reduced, the production speed is increased, meanwhile, dislocation of optical couplers can be avoided, and unqualified products are reduced; according to an optocoupler packaging method, a clamping device exerts pressure on a fixed clamp, a glue injector in a glue injection mechanism injects packaging glue into a gap between an optocoupler upper die plate and an optocoupler lower die plate through the pressure, after glue injection is completed, the pressure is maintained for 5-8 seconds, then a controller controls a movable clamp to move upwards, packaging deviation caused by fatigue of workers is avoided, and the packaging is more convenient and faster.

The invention provides a subgrade compaction process planning method, device, equipment and readable storage medium, which relate to the technical field of high-speed railway subgrade compaction, including using the compaction energy index as the inspection index of the subgrade compaction quality, and through the secondary fitting Establish the relationship between the degree of compaction and the vibration input energy of the roller, and then predict the data through the artificial intelligence model to finally realize the calibration standard energy, achieve accurate compaction process planning, and reduce overpressure or underpressure resulting in unqualified construction technology chance of the situation happening.

The invention discloses a dryer and a device for detecting a working state of a draught fan of the dryer. The device comprises a guide pipe and a pressure sensing device, wherein pressure sensing device is arranged at the outer part of a drying oven of the dryer; and one end of the guide pipe is communicated to an air outlet end of the draught fan in the drying oven while the other end of the guide pipe is connected to the pressure sensing device. The device for detecting the working state of the draught fan of the dryer has the advantages of being simple in structure, convenient to manufacture, and convenient to assemble, disassemble, debug as well as maintain. The dryer is provided with the device for detecting the working state of the draught fan of the dryer.

The invention provides a monitoring and error correction method for a 3D printer, which is used to monitor whether an error occurs during the printing process of the 3D printer, and make timely and appropriate corrections. It is characterized in that the system includes: 3 cameras for three-view monitoring , 3 cameras correspond to 3 viewing angles; the monitoring and error correction software uses image processing to compare the expected three views of each step in the printing process, judges whether the monitoring printing is wrong, and makes timely corrections to small repairable errors. Discard errors that cannot be corrected to save printing time. This system has the advantages of improving the printing accuracy rate and saving the average time for printing qualified products.

The invention discloses a one-bath process-based desizing dyeing method of size-containing polyester fabrics and special auxiliaries for the dyeing method. The method comprises the following steps: putting the size-containing polyester fabrics in water, adding one bath auxiliary A to the water, mixing thoroughly and then adding a dye to the water, mixing thoroughly again and then orderly performing heating, heat preservation and cooling treatment on the obtained system containing the fabrics; next, adding one bath auxiliary B and sodium hydrosulfite to the cooled system for reductive cleaning; and finally, discharging residual liquid and cleaning with warm water, thereby obtaining the desized and dyed polyester fabrics. The one bath auxiliary A comprises the following components in percentage by mass: 15%-20% of wetting emulsifier, 15%-20% of level dyeing diffusant, 4%-6% of chelating disperse agent and the balance being water. The one bath auxiliary B comprises the following components in percentage by mass: 15%-30% of sodium polyacrylate, 20%-40% of sodium hydroxide and 40%-60% of sodium carbonate. The one-bath process-based desizing dyeing method of the size-containing polyester fabrics is only carried out in one bath, and therefore, the processing time is obviously shortened and the quality of the fabrics can be guaranteed favorably; a low amount of water is used and water can be saved by 80%; the energy consumption is low; few types of auxiliaries are utilized.

The invention relates to the field of sizing die tooling, in particular to a direction-adjustable sizing die tooling for towed bags, which is used for installing sizing dies or cross tooling dies. The tooling includes: a closed iron frame, and the frame mouth is placed horizontally on the On the bag frame; the lifting iron frame is vertically slid in the closed iron frame frame opening through the lifting and sliding component, and the first screw adjustment component penetrating through the top of the closed iron frame is vertically arranged on the top of the lifting iron frame; the translational iron frame, the The translational iron frame is horizontally slid and set in the lifting iron frame through the translational sliding assembly, and a second screw adjustment assembly is vertically provided on one side of the translational iron frame, which penetrates the side of the closed iron frame and is vertically slidingly matched with it; nylon Warehouse, the axis is horizontally set on the translational iron frame for coaxial installation of sizing dies or cross tooling dies, the cross tooling dies are set at the closing position of the product through the tooling, and the tooling can adjust the sizing in the vertical and horizontal directions Die position, and can prevent defective product cross frame from entering the next process.

The invention provides a car condenser header main piece prefabricating tool comprising an upper mold and a lower mold. A condenser header lower mold is mounted on the lower mold, a condenser header comprises a main piece, a partition piece and a sealing cover assembly, the upper mold is connected with a power air cylinder on equipment, and a main guiding column and a main guiding sleeve on an upper mold base plate are cooperatively connected with the upper mold and the lower mold. A transverse punching centre mechanism is mounted on the upper mold through a branched guiding column, a main limiting column for limiting the contact stroke of the upper mold and the lower mold is mounted at the lower end of the upper mold base plate, and the left side and the right side of the lower end of theupper mold base plate are each provided with an upper mold oblique jacking mechanism. Supporting parts are mounted on a lower mold bottom plate, and the lower end of the main guiding column is mounted on a guiding column seat. By adopting the debugging-free design, the worker can directly mount the tool on the equipment for production, the debugging time is saved, the requirement for the operating capacity of the workers is reduced, the quality problem caused by horizontal debugging cannot occur, and the stability of the product quality can be effectively ensured.

The invention belongs to the field of packaging equipment, in particular to a device for an optocoupler packaging structure. One side of the lifting device is fixedly connected with a lifting device, the end of the lifting device away from the fixed shell is fixedly connected with a moving fixture, the middle of one side of the base close to the fixed shell is fixedly connected with a fixed fixture, and both sides of the fixed shell are provided with a glass plate at one end to reduce manual use It can improve the production speed and avoid the dislocation of the optocoupler and reduce unqualified products; a method for optocoupler packaging, through the pressure of the clamping device on the fixed fixture, the glue injector in the glue injection mechanism will seal the package through the pressure. The glue is injected into the gap between the upper template of the optocoupler and the lower template of the optocoupler. After the glue injection is completed, the pressure is maintained for 5-8 seconds and then the controller is used to control the moving fixture to move up, so as to avoid the deviation of the packaging caused by worker fatigue and make the packaging More convenient and faster.

Provided is a screen printing apparatus. In the forming of the protrude electrode using the screen printing method, resulting the adhesive force of the solder paste which is transferred by many opening-part groups and the metal mask, the departing of the printing board starts from the perimeter part, finally the middle part of the metal mask departs from the printing board, the occurring of this phenomenon is the main reason for the defective printing which concludes the thickness error of the printing film ,the printing deficiency and so on. Using the different thickness of the mentioned mask component sheet, or the different material, or the different elastic coefficient, connect every mask component sheet which is set on the accessory pattern of the printing baseboard or at all the patterns formed in the scheduled area, and the adjusting equipment which accords to the mentioned connection status and can reproduce random curve is also provided.

The present invention provides a substrate bonding apparatus and a substrate bonding method, and more particularly, to a substrate bonding apparatus and a substrate bonding method, which simplify the structure of a substrate bonding apparatus for bonding substrates and reduce errors caused by misalignment of the substrates when the substrates are bonded.