23results about How to "Dosage control" patented technology

The utility model relates to the technical field of vertical coating machines, and discloses a distance-adjustable coating head for a vertical coating machine, which comprises a base, the front end of the base is fixedly connected with a motor I, the driving end of the motor I is connected with a connecting plate through a lifting component so as to drive coating rollers on two sides to adjust the distance, and the connecting plate is connected with a motor II through a lifting component. The inner ends of the connecting plates are rotationally connected with rotating cylinders, the inner walls of the rotating cylinders are slidably connected with pulling plates, the bottom ends of the pulling plates are connected with coating rollers through buckle assemblies so as to be used for disassembling and assembling the coating rollers, the inner wall of the connecting plate on the front side is fixedly connected with a second motor, and the driving end of the second motor is fixedly connected to the front end of the rotating cylinder on the front side. According to the utility model, the coating rollers on the two sides are driven to lift, so that the distance between the coating rollers on the two sides is convenient to adjust, the use amount of paint and the thickness of a coating are effectively controlled, the thickness of the coating is ensured to accord with the accurate specification of a product, and the performance, the stability and the quality of the product are improved.

The utility model provides a kind of electroplating wastewater hexavalent chromium reduction automatic dosing control device, including pH adjusting pool, reduction reaction pool, sampling pump, video recognition system, control assembly, dosing pump and dosing tank;Reduction reaction pool is connected after pH adjusting pool;Sampling pump is connected with reduction reaction pool by sampling pipeline, and video recognition system is connected after sampling pump, and video recognition system is reconnected to reduction reaction pool by reflux pipeline after video recognition system;Video recognition system is connected with control assembly, and control assembly is connected with dosing device, so that control assembly controls dosing device according to video recognition system signal.The utility model uses video recognition system to replace ORP controller, without accurate control wastewater pH value.

The utility model relates to the technical field of spring roll production, in particular to an automatic spring roll wrapping device which comprises a machine table, a guide frame is fixedly installed at the rear end of the top of the machine table, a conveying frame is fixedly installed at the front end of the top of the machine table, and a wrapper pressing mechanism is installed on the top of the machine table and located between the guide frame and the conveying frame. A wrapping assembly is installed on the front face of the machine table, a quantitative stuffing discharging assembly is installed on the front face of the machine table and located above the wrapping assembly, and a discharging frame is fixedly installed at the bottom end of the front face of the machine table; the quantitative stuffing discharging assembly comprises a supporting frame fixedly installed on the wrapping assembly, a material storage barrel is fixedly installed at the top end of the supporting frame, a connector is in threaded connection with the bottom end of the supporting frame, a movable frame is fixedly installed at the bottom end of the connector, and a material receiving plate is slidably connected into the movable frame; according to the utility model, the use amount of stuffing can be uniformly controlled through the design, waste is avoided, the production cost is reduced, and the production quality is improved.

This utility model relates to the field of aluminum honeycomb panel technology and discloses a deformation-resistant support structure for lightweight aluminum honeycomb panels, including an upper aluminum plate and a lower aluminum plate. Both the upper and lower aluminum plates have slots, and clamping plates are fixed to the side walls of both plates. An upper cavity is formed in the upper aluminum plate, and a lower cavity is formed in the lower aluminum plate. A transverse support strip is installed in the lower cavity, and a longitudinal support strip is installed in the upper cavity. An upper placement groove is formed in the upper aluminum plate, and a lower placement groove is formed in the lower aluminum plate. An aluminum honeycomb core panel is clamped into the upper and lower placement grooves. This utility model eliminates the need to increase core density to improve strength, effectively controlling material usage and avoiding the weight and cost increases caused by core densification. Furthermore, it eliminates the need to increase aluminum plate thickness to enhance splicing strength, avoiding damage to the aluminum plate structure from openings and preventing weight increases caused by thickening the aluminum plate or adding fasteners.

The invention discloses a rotating device applied to a coating working machine of a coating line, which comprises a coating robot arranged in a totally-closed coating production line and used for driving a spray gun to move; the rotary jig frame body mechanism is used for fixing the to-be-coated automobile parts and is matched with the coating robot to rotate; the spray gun is installed on a mechanical arm of the coating robot and used for executing automatic spraying operation of the automobile parts. According to the method, the quality defects such as coating falling and chromatic aberration are avoided, the product quality stability is guaranteed, the production period is greatly shortened, the human input and the labor intensity are reduced, the production efficiency is improved, waste and the product rejection rate are reduced, and the production cost is reduced.

The elevator operation box wall comprises a car wall plate provided with an operation box, and further comprises a disinfection mechanism and a driving device which is arranged on the inner wall face of the car wall plate and used for driving the disinfection mechanism to move on the outer wall of the operation box in a reciprocating mode, and the car wall plate comprises an operation box installation wall part and a side wall part connected with the operation box installation wall part. The side wall part outwards protrudes out of the outer wall surface of the operation box mounting wall part and is provided with an avoiding groove for avoiding the driving device; a sealing plate is arranged at the end, away from the driving device, of the disinfection mechanism, the shape of the sealing plate is matched with that of the receding groove, and the sealing plate is embedded into the receding groove when the driving device is in a retracted state. The utility model can satisfy the sterilization and disinfection function, is not easy to damage, and meets the requirement of beauty.

The invention discloses a modified fly ash ceramsite proppant and a preparation method thereof, and a combined proppant and a preparation method and application thereof, and relates to the technical field of shale oil and gas fracturing. The modified fly ash ceramsite proppant comprises the following components which are mixed and granulated: fly ash, bauxite, barite powder, a recycled molecular sieve, a recycled mesoporous material, optional calcite powder and optional bentonite. The environment-friendly propping agent disclosed by the invention solves the problems of high production cost and application cost of the fracturing propping agent taking aluminum-containing minerals as main raw materials, and takes the harmless treatment of recyclable resources and industrial wastes in the whole industrial chain of the petrochemical industry into consideration, and the industrial wastes of the downstream of the oil refining and chemical industry are applied to the upstream petroleum fracturing propping agent.

The utility model discloses a cutting device in the field of cutting. The cutting device comprises a laser, an optical box, an electromechanical module, at least one drag chain and at least one sliding rail. The laser is used for emitting laser, and the optical box is used for receiving the laser emitted by the laser and then outputting laser for cutting; the electromechanical module is fixedly connected with the optical box, and the bottom surface of the electromechanical module is slidably connected with the sliding rail; the movable end of the drag chain is fixedly connected with the electromechanical module, and the electromechanical module drives the optical box to slide on the sliding rail. The laser cutting is adopted to replace knife cutting, so that the safety of the cutting process and the stability of the cutting effect are improved.

This invention provides a split-type cold screen for an infrared detector and its assembly method. The split-type cold screen for the infrared detector includes a cold screen body and matte fins. The assembly method includes: applying a black coating to both the cold screen body and the matte fins, pre-baking them, then initially assembling the pre-baked cold screen body and the matte fins, and finally baking the pre-assembled cold screen to complete the assembly. This invention places the cold screen assembly step after pre-baking and before baking, using the bonding force of the black coating to connect the cold screen body and the matte fins. This eliminates the adhesive bonding step in the split-type cold screen assembly process, solving the problem of using adhesives to bond the cold screen body and matte fins in the split-type cold screen assembly process. This ensures good mechanical reliability of the cold screen assembly in low-temperature vibration environments and also improves the performance of the detector components and the efficiency of the cold screen assembly process.

The utility model discloses drilling rod cleaning wastewater treatment equipment, which relates to the technical field of wastewater treatment and comprises a bottom plate, a plurality of upright posts are fixedly connected to the outer wall of the top of the bottom plate, a wastewater tank is fixedly connected to the outer walls of the tops of the upright posts, and a magnetic seed pipe is fixedly connected to the inner wall of the wastewater tank. The hydrocyclone and the filter plate are connected in series, the magnetic separator is started while wastewater is conveyed, then the magnetic separator adsorbs and removes solid-phase particles through magnetic force when the wastewater passes through the magnetic separator, the removal rate can reach more than 95%, meanwhile, the solid-phase particles can stay in the collection box, and the solid-phase particles cannot be separated from the collection box. Then, the wastewater with solid-phase particles removed is continuously discharged into the serial hydrocyclone, and then the oil-water-solid three-phase separation of the wastewater is realized by the serial hydrocyclone, so that the filtering effect is improved, the oil and the solid particles in the wastewater can be effectively separated, the wastewater is prevented from containing a large amount of oil and solid particles, and the wastewater reaches the recycling standard.

This application provides a battery assembly, which includes a battery body and tabs. The battery body includes a casing; the tabs are disposed on the casing and electrically connected to the casing. The tabs have a protrusion, and the protrusion has a receiving cavity. The receiving cavity is used to accommodate the end of a lead and a curable conductive medium connecting the lead and the cavity wall. Because the tab has a protruding receiving cavity, after the lead is placed in the receiving cavity, molten curable conductive medium can be dotted into the receiving cavity using a soldering gun, so that the curable conductive medium completely fills the cavity, thereby completely encapsulating the lead and achieving soldering between the lead and the tab. Since the receiving cavity is a three-dimensional cavity with a defined shape and size, this three-dimensional cavity can ensure the consistency of the shape and size of the solder joints of the lead and the tab, control the amount of solder used, and achieve the consistency of the shape and size of the curable conductive medium, avoiding situations such as solder joint slippage, desoldering, and excessive contact resistance.

The utility model discloses a dryer capable of outputting powder accurately, which comprises a tank body, a feed port and a discharge port are arranged on the tank body, the feed port is arranged at the top end of the tank body, the discharge port is arranged at the bottom of the tank body, a heating mechanism and a stirring shaft are arranged in the tank body, and a vibration component is arranged outside the side wall of the tank body. The vibration assembly comprises at least one vibration block which can do reciprocating motion in the direction perpendicular to the side wall of the tank body so as to impact the side wall of the tank body, and stirring blades are installed on the stirring shaft and are obliquely arranged downwards so as to prevent powder from being stacked. According to the dryer capable of accurately outputting the powder, the vibration assembly is matched with the purging mechanism, the powder in the dryer tank body is vibrated and purged, residues of the powder in the tank body are reduced, the metering accuracy in the powder conveying process is effectively controlled, control over the powder use amount in the follow-up process is facilitated, and the product quality is improved.

This invention discloses a targeted EGFR cyclized peptide-drug conjugate for tumor immunotherapy and its application. The peptide-drug conjugate comprises an EGFR-targeting peptide and a first drug. The EGFR-targeting peptide contains at least one cyclized structure. The first drug, a Pt(IV) prodrug, serves as a bridging unit for at least one cyclized structure. The Pt(IV) prodrug acts as both a chemotherapeutic agent and a bridging structure constraining the peptide conformation. By combining the chemotherapeutic drug oxaliplatin with the IDO enzyme inhibitor NLG919, it exhibits a synergistic effect in inducing immunogenic death (ICD). This conjugate enables sustained release of both oxaliplatin and NLG919 in tumor cells targeting EGFR-high expression, exhibiting a dual synergistic effect of inducing ICD and inhibiting IDO.

This utility model discloses an appliance housing with reinforced edge structure, comprising: a front panel, including a front shell plate, an inner shell plate, and a rear shell plate arranged parallel to each other; side panels, vertically fixed to both sides of the front panel, the side panels being divided into a side perforation, a second side shell plate, and a first side shell plate from the center outwards, the thickness of the first side shell plate being greater than the thickness of the second side shell plate; a raised ridge line, protruding around the edge of the front shell plate; and side strips, with opposing side strips vertically fixed to the facing surfaces of the two side panels, the side strips being located on the same side of all the front panels; the space enclosed by the front shell plate, inner shell plate, and side panels accommodating human-machine interface components; the space enclosed by the inner shell plate, rear shell plate, and side panels accommodating electrical control components; and the side strips being assembled with fasteners. This utility model achieves thickening and reinforcement of the edges in various ways, improving the structural strength of the appliance housing while maintaining lightweight and low cost.

The utility model provides dosing equipment capable of automatically dropwise adding nuclide solution, which belongs to the technical field of medical instruments and comprises a case, a platform and a planar motion mechanism are mounted in the case, and a planar area where the planar motion mechanism is located corresponds to a planar area where the platform is located up and down; the automatic medicine feeding module is connected with the planar motion mechanism, the planar motion mechanism is arranged to enable the automatic medicine feeding module to move to the position over any position of the platform, and the automatic medicine feeding module is arranged to be of a structure capable of dropwise adding medicine liquid; the automatic dosing device has the advantages that the automatic dosing device used in the nuclide applicator preparation process is provided, the planar motion mechanism is matched with the automatic dosing module, nuclide solution can be dropwise added to the filter paper of the platform, the operation step of manual dosing is omitted, workers are prevented from making direct contact with radioactive isotopes, and the working efficiency is improved. And the workload of nuclide applicator preparation is greatly reduced.

The utility model discloses grinding equipment for processing carbendazim wettable powder, which comprises a grinding box and a feeding cylinder, a cover plate is arranged on the grinding box, a collecting hopper is arranged below the grinding box, the lower part of the feeding cylinder is communicated with the grinding box through a material pipe, fixed grinding discs are symmetrically and fixedly mounted in the grinding box, and the fixed grinding discs are fixedly mounted in the grinding box. And a movable grinding disc is arranged below the fixed grinding disc, the movable grinding disc and the grinding box shell are connected through a telescopic piece, a rotating rod is rotationally installed in the feeding barrel, and a spiral guide plate is installed on the outer wall of the end, stretching into the material pipe, of the rotating rod. Raw materials spirally move downwards along with the spiral guide plate, the feeding amount of the raw materials into the grinding box can be effectively controlled, and the spiral guide plate can be used for sealing and blocking the material pipe to a certain extent when grinding is carried out in the grinding box, so that flying dust overflow formed in the grinding process is reduced, and meanwhile the grinding efficiency is improved. And in the whole grinding process, the manual participation degree is effectively reduced, and the health and safety of workers are protected conveniently.

This utility model discloses a cleaning device for CNC machine tool cutting tools, belonging to the field of cutting tool maintenance technology. It includes a base with an insertion slot for inserting the cutting tool body in the center of the top. A cleaning bottom shell is fixedly installed around the top of the base, and a pushing ring is fixedly installed on the top of the cleaning bottom shell via a mounting bracket. It also includes a cleaning top shell. This utility model, through the combined use of the base, cleaning bottom shell, and cleaning top shell, has a simple structure and is convenient and practical. It allows the cutting tool body to be cleaned individually in a relatively enclosed environment, avoiding cross-contamination between cutting tools. Pressing down on the cleaning top shell sprays cleaning fluid onto the cutting tool body, and releasing it automatically closes the shell, allowing operators to control the rinsing time based on the degree of dirt on the tool surface, thereby controlling the amount of cleaning fluid used, reducing operating costs, and generating less wastewater.

This utility model relates to the field of cable production technology, and in particular to a cable outer sheath coating device, including an extruder and a coating mold. The cable to be coated passes through the coating mold and is then coated with an outer sheath. The coated cable enters a cooling module for cooling. The cooling module includes: a housing with an inlet and an outlet, and an internal cooling chamber through which the cable enters and exits; a spray assembly located on the side of the cooling chamber near the inlet and at the top of the cooling chamber; a guide assembly including at least two first guide shafts and an adjustment mechanism, the adjustment mechanism causing the first guide shafts to move up and down and / or horizontally, thereby changing the relative positions of the first guide shafts; and a purging assembly located on the side of the cooling chamber near the outlet. This utility model can adapt to different specifications of cables and outer sheaths while ensuring cooling effect, and has good adaptability and practicality.

This invention discloses a method and storage medium for intelligent analysis and construction of temporary roads based on BIM technology, aiming to solve the problems of existing technologies relying on manual labor, low planning efficiency, and lack of dynamic analysis capabilities. The method first acquires topographic point cloud, historical traffic flow, and obstacle information of the construction area through multi-source data collection, and constructs a 3D BIM scene integrating terrain, road network, and obstacles. Then, based on preset start and end points and road layout areas, the system automatically generates a 3D model and preliminary plan for the temporary road using built-in algorithms and a parameterized family library. Next, dynamic simulation analysis is performed using historical traffic flow data to optimize road parameters and complete collision verification, outputting a file package containing the model, analysis report, and construction parameters. Finally, visual construction guidance is provided via a mobile terminal. This invention achieves intelligent management of the entire process from data to construction, significantly improving the accuracy, efficiency, and economy of temporary road planning.

This invention belongs to the field of wastewater treatment technology, specifically a wastewater treatment device and method for tunnel construction. It includes a base, with several hydraulic cylinders fixedly installed in a circular array on the top of the base. The output ends of these hydraulic cylinders are all fixedly connected to a support ring. The top of the support ring is a circular inclined surface. A lower housing is fixedly connected to the inner wall of the support ring. Several connecting frames are fixedly installed in a circular array on the outer wall of the lower housing, above the support ring. This invention provides a wastewater treatment device and method for tunnel construction. A filter box blocks gravel in a small water pit, preventing it from clogging the flexible hose. A motor controls a reciprocating screw to rotate, driving two push rods to rotate. Through the cooperation of the two push rods and two push blocks, the filter box continuously vibrates downwards, shaking off the gravel adsorbed on the filter box and preventing it from clogging the filter box and affecting water intake.

This utility model discloses a conveying device for sheet resin, including a feeding mechanism, a gripping mechanism, a transfer mechanism, a cutting mechanism, an air circuit system, a standby platform, and a picking platform. The standby platform and the picking platform are located on the same horizontal plane. The bottoms of the standby platform and the picking platform, as well as the gripping mechanism, are connected to the air circuit system. The feeding mechanism is used to convey the head of the sheet resin in roll form to the standby platform. The gripping mechanism is located between the feeding mechanism and the transfer mechanism, and is used to transport the sheet resin from the standby platform to the picking platform. The cutting mechanism is used to cut the sheet resin, and the transfer mechanism is used to transport the cut sheet resin. A measuring mechanism is provided between the feeding mechanism and the picking platform to measure the thickness and width of the sheet resin. This conveying device can realize the quantitative supply, stable conveying, and accurate dispensing of sheet resin, thereby automating the sheet resin packaging operation and effectively improving work efficiency.

The application discloses a kind of lead-zinc ore beneficiation method and system in polymetallic ore, it is related to the technical field of beneficiation, including the following steps: S1, crushing;S2, grinding;S3, lead flotation: the ore pulp after grinding is sent to lead flotation tank, flotation reagent includes 25# black medicine, butyl xanthate, foaming agent and zinc inhibitor, using 1 rough 2 sweep 3 precise flotation, and output lead concentrate and lead tailings;S4, zinc flotation: lead tailings are sent to zinc flotation tank, and flotation reagent includes copper sulfate, butyl xanthate and foaming agent, using 1 rough 2 sweep 3 precise flotation, and output zinc concentrate and zinc tailings;S5, tailings, wastewater treatment: the fluorite tailings produced by flotation are subjected to solid-liquid separation, and the liquid phase is sent to a sewage treatment station for treatment, and the treated water is recycled to the beneficiation section;Solid phase is sent to mine for filling treatment or used as building material, solve the problem that there is no efficient, environmentally friendly, economic lead-zinc ore comprehensive recovery beneficiation process suitable for the ore properties in Sichuan Mabian area in the prior art.

This utility model relates to a material feeding device in fracturing operations, including a base and a fixed column. A movable column is slidably inserted into the fixed column, and a rack is embedded in the movable column. An L-shaped plate is formed on the front of the fixed column, and a gear is slidably inserted into the L-shaped plate. The gear is connected to a motor and meshes with the rack. A fixed plate is fixed to the top of the movable column, and a connecting column is fixed to the top of the fixed plate. A placement plate is fixed to the top of the connecting column, and a feeding plate is hinged to one side of the placement plate. Sliding grooves are formed on both sides of the connecting column, and an L-shaped column is slidably inserted into the grooves. The L-shaped column is located above the fixed plate. An electric push rod is installed on the back of the L-shaped column, and a connecting block is hinged to one side of the L-shaped column. The end of the connecting block away from the L-shaped column is fixedly connected to one end of the placement plate. This utility model allows for adjustment of the operating height and facilitates adjustment of the feeding angle, thereby ensuring uniform dispersion of materials in fracturing fluid.