14results about How to "Shorten the interval" patented technology

This invention relates to the field of sodium ion electronics technology, specifically disclosing a sodium chromite preparation apparatus and method based on a mechanochemical method. The apparatus includes a base, on which a drive disk is rotatably mounted. A main ball mill jar is rotatably mounted in the center of the drive disk, and two symmetrically arranged auxiliary ball mill jars are rotatably mounted on the drive disk. This invention utilizes the synergistic effect of the main and auxiliary ball mill jars, and uses argon gas as a protective gas carrier to continuously flow, dynamically carrying the refined chromium oxide and sodium carbonate from the auxiliary ball mill jars into the main ball mill jar. This achieves a continuous process of raw material pretreatment and mechanochemical reaction, avoiding material accumulation, ensuring real-time contact of reactants, and improving the reaction rate. Furthermore, the product is sodium chromite powder produced by high-energy ball milling, eliminating the need for mechanical crushing and secondary ball milling, significantly shortening the production cycle and improving production efficiency.

This invention relates to the field of crucible degassing technology, and provides a placement rack. A clearance hole is provided in the center of the base plate, and the axis of the clearance hole is parallel to the axis of the graphite rotor. Two sets of support plates are provided, symmetrically arranged along a first horizontal direction. Each support plate set includes two support plates, symmetrically arranged along a second horizontal direction. The first support platform of each support plate is located above the second support platform, and each support plate corresponds to a leg. When the degassing device is in the first position, the legs abut against the first support platform vertically via support beams, and the graphite rotor is located above the base plate. When the degassing device is in the second position, the legs abut against the second support platform vertically, and the graphite rotor passes through the base plate vertically. Thus, the preheating and degassing processes of the degassing device are both supported by the placement rack, eliminating the need for a crane to hoist the device throughout the process. This removes the one-to-one binding relationship between the crane and the degassing device, allowing the crane to be fully utilized.

This invention discloses a bending machine, including a conveyor belt, a sheet metal rack at one end of the conveyor belt, a plurality of bending seats on the conveyor belt, and a circular track above the conveyor belt and the sheet metal rack. The track is located on a plane parallel to the conveyor belt, and a plurality of bending structures and a plurality of conveying mechanisms are sequentially arranged on the track. At least one conveying mechanism is provided between two adjacent bending structures. The machine also includes a first control structure for controlling the movement of the bending structures on the track and a second control structure for controlling the movement of the conveying mechanisms on the track. The purpose of this invention is to solve the technical problems existing in the prior art and provide a bending machine that can effectively shorten the interval time for bending sheet metal, realize continuous bending processing of sheet metal, and improve the bending efficiency of sheet metal by more than 100%.

The invention relates to the technical field of sewage treatment, in particular to a non-stop oxidation ditch-MBR sewage treatment upgrading and reconstruction device and method.The non-stop oxidation ditch-MBR sewage treatment upgrading and reconstruction device comprises an MBR aeration membrane assembly, the MBR aeration membrane assembly is arranged at the bottom of an oxidation ditch and located in front of a water impeller, and the MBR aeration membrane assembly comprises a lower aeration body, a top plate, a membrane assembly, an inner aeration body and an outer aeration body; the two outer aeration bodies are arranged on the two sides of the top end of the lower aeration body respectively, the multiple inner aeration bodies are evenly arranged at the positions, located between the two outer aeration bodies, of the top end of the lower aeration body, the top plate is arranged at the top ends of the two outer aeration bodies and the multiple inner aeration bodies, and the multiple membrane assemblies are evenly arranged between the top plate and the lower aeration body respectively. The inner aeration bodies are separated from one another through a plurality of inner aeration bodies; the inner aeration body and the outer aeration body are arranged in parallel and form an included angle alpha with the X direction of the oxidation ditch; the invention provides a sewage treatment upgrading and reconstruction device and method capable of effectively reducing activated sludge attached to the surface of a membrane and reducing membrane pollution.

The utility model discloses a transmission shaft conveying device, including frame, the top of frame is connected with the conveying channel that is inclined to one end, the lowest end in conveying channel is equipped with the opening that is rectangular, and the top material mechanism is installed below the opening on the frame, the end portion of conveying channel is installed with the material pushing positioning mechanism close to the opening, and the material pushing positioning mechanism includes the mounting panel, guide slot, linear displacement mechanism, sliding seat, pressure bar, first cylinder, slide, positioning plate and positioning mechanism, the transmission shaft in conveying channel is pushed up by the opening through the top material mechanism, and transmission shaft is sent to the guide slot. This transmission shaft conveying device can orderly, efficiently convey transmission shaft, and can fix and rotate transmission shaft at the end of conveying, so that subsequent processing, improve the conveying efficiency of transmission shaft.

The application relates to an injection mold of a car charging port cover assembly, which comprises a movable mold module and a fixed mold module which are matched and arranged in front and back respectively, a flow divider fixed on the front side of the movable mold module, a feeding plate fixed on the front side of the flow divider, a base plate arranged on the rear side of the fixed mold module, and an ejection mechanism arranged between the base plate and the fixed mold module; a rubber ring forming unit and a main body forming unit are arranged between the movable mold module and the fixed mold module and are distributed in an upper and lower mode, the rubber ring forming unit comprises a first positioning block and a second positioning block which are fixed on the front and rear sides of the movable mold module and are matched, a third positioning block embedded in the second positioning block, and a fourth positioning block embedded on the front side of the fixed mold module; the main body forming unit comprises a movable mold core and a fixed mold core which are embedded on the rear side of the movable mold module and the front side of the fixed mold module and are matched, and an inner forming module arranged between the fixed mold core and the fixed mold module; the application simplifies the production steps, improves the work efficiency, reduces the labor cost, and saves the mold manufacturing cost.

The utility model relates to the technical field of brightness enhancement film quantitative cutting devices, in particular to a quantitative cutting device for brightness enhancement film processing, which comprises a power source, a bottom plate, a cutting knife and an upper cover, and further comprises a plurality of strip-shaped nozzles, a plurality of mounting grooves and two sliding holes A are arranged on the upper side of the bottom plate, and the strip-shaped nozzles are mounted on the inner sides of the mounting grooves. An electrostatic adsorption block A and an electrostatic adsorption block B slide on the inner side of the sliding hole A; a driving plate is connected to the right side of the lifting plate, supporting plates A are arranged on the front side and the rear side of the lifting plate, supporting plates B are arranged on the front side and the rear side of the driving plate, and the supporting plates A and the supporting plates B are connected; a connecting part; a processing unit; and a linkage unit. By arranging the cutting knife, the lifting plate, the electrostatic adsorption block A, the processing unit and the linkage unit and overlapping movement and cutting actions, space-time coupling of movement and cutting is achieved, the intermittent time during processing is shortened, and cooperative improvement of precision, efficiency and yield is achieved in bright enhancement film processing.

This utility model discloses a reaction vessel with distributed feeding ports, including a stirring tank. A stirring column is movably mounted inside the stirring tank. The stirring column has a water inlet at its upper end and a water outlet fixedly connected to its exterior, communicating with the interior of the stirring column. A stirring rod is fixedly connected to the lower end of the stirring column. A liquid tank is located on one side of the stirring tank, with a conveying pipe fixedly connected to its upper end. A limiting post is fixedly connected to the other side of the conveying pipe, with a top water block movably mounted inside the limiting post. A feeding pipe is fixedly connected inside the spring, communicating with the interior of the stirring tank. This structure shortens mixing time, reduces energy consumption, simplifies the mechanical structure and extends equipment lifespan, and the pressurized conveying allows for rapid replenishment of reactants, shortening batch production intervals. It is suitable for continuous or semi-continuous production processes.

The invention belongs to the technical field of metallurgical industry automation control, and provides a hot continuous rolling rough rolling pass rolling interval control method. Comprising the steps that a rough rolling tail steel throwing distance is used according to a rough rolling speed interval; different steel throwing distance compensation is put into use according to rough rolling passes; and the rough rolling interval distance is calculated. According to the method, computer control is utilized, in the multi-pass rolling process of hot continuous rolling and rough rolling, the steel throwing distance of each pass of rough rolling is intelligently controlled, so that different control over the distance between an intermediate billet and the center line of a rough rolling roller after rough rolling and steel throwing during rolling of different passes and different speeds is achieved, the rolling gap of each pass of rough rolling is effectively improved, and the rolling quality is improved. And the rough rolling efficiency is improved, and the rolling rhythm of hot rolling production is greatly improved.

The utility model relates to a white noise meter which comprises a shell, a main board is arranged in the shell, a human body induction device is arranged on the main board, a loudspeaker electrically connected with the main board is arranged in the shell, and a sound outlet hole is formed in the position, opposite to the loudspeaker, of the shell. A sound outlet hole is formed in the shell, two strip-shaped protruding blocks located on the two opposite sides of the sound outlet hole are arranged on the outer side face of the shell, a covering piece covering the sound outlet hole is arranged between the two strip-shaped protruding blocks in a sliding mode, and a driving mechanism driving the covering piece to be exposed out of the sound outlet hole or cover the sound outlet hole is arranged on the shell. The driving mechanism drives the covering piece to expose the sound outlet hole, sound of the loudspeaker is transmitted out of the sound outlet hole, the loudspeaker stops working and saves electricity after the human body induction device induces that a user leaves, and the driving mechanism drives the covering piece to cover the sound outlet hole, so that dust, hair or oil dirt and the like are prevented from blocking the sound outlet hole, and the interval time for cleaning the sound outlet hole is shortened.

The application provides a control method, a control device, a process cartridge and an image forming device. After the engine control unit of the image forming device is successfully started, the engine control unit determines whether a replacement event of at least one process cartridge occurs, and controls the image forming device to perform a preset image forming preparation operation according to whether the replacement event of the at least one process cartridge occurs. Since the start time required by the engine control unit is short, the engine control unit can perform the preparation operation faster after being started. Therefore, the time interval between the power-on of the image forming device and the subsequent printing process can be reduced. When the user uses the image forming device, the user can obtain the image printed by the image forming device faster after the power-on of the image forming device, and the use experience of the image forming device is improved.

The invention relates to the technical field of sewage treatment, in particular to an MBR sewage treatment device and method.The MBR sewage treatment device comprises a top plate, a bottom plate, a first aeration device, a second aeration device, a third aeration device, a first fixing chain, a fixing frame, an MBR aeration membrane assembly, a lower aeration body and a second fixing chain; the fixing frame is supported at the bottom of the oxidation ditch; the bottom plate is connected below the top plate through a first fixing chain, and the four groups of MBR aeration membrane assemblies are arranged between the top plate and the bottom plate and are respectively and sequentially sleeved on the outer side of the first aeration device, between the first aeration device and the second aeration device, between the second aeration device and the third aeration device and on the inner side of the third aeration device from outside to inside; the lower aeration body is arranged at the bottom of the oxidation ditch, and the top end of the lower aeration body is connected with the bottom end of the bottom plate through a second fixing chain. The MBR sewage treatment device and method can effectively reduce activated sludge attached to the membrane surface.

This utility model relates to the field of flange processing technology, specifically to a cleaning device for processing automotive wheel hub flanges, including an ultrasonic cleaning chamber and an installation assembly. The installation assembly includes a drive shaft, a fixed seat, a first annular baffle, a second annular baffle, and multiple fixing structures. The drive shaft is rotatably connected to the ultrasonic cleaning chamber, the fixed seat is fixedly connected to the drive shaft, the first and second annular baffles are respectively fixedly connected to the fixed seat, and the multiple fixing structures are spaced apart between the first and second annular baffles. After one automotive wheel hub flange is cleaned, another automotive wheel hub flange at a fixed structure can immediately rotate into the ultrasonic cleaning chamber for cleaning. After cleaning, the automotive wheel hub flange is removed from the fixed structure and replaced with an uncleaned automotive wheel hub flange. This process is repeated, reducing the interval time for cleaning automotive wheel hub flanges and thus improving cleaning efficiency.