22results about How to "Reduce deviation" patented technology

The utility model discloses a car-mounted air purifier, which relates to the field of air purifiers, solves the problems that inertia is easy to generate in the braking or starting process of a car, the air purifier is easy to shake when being directly placed to cause position deviation, and certain danger exists, and comprises a main board and a wearing structure arranged on the side wall of the bottom, the wearing structure comprises long strips, long grooves are formed in the two side walls of the bottom of the main board, the long strips are installed on the embedded surfaces of the long grooves, the outer end of one long strip is fixedly connected with a buckle box, and the outer end of the other long strip is fixedly connected with an elastic inserting buckle; according to the vehicle-mounted air purifier, the main board is provided with the purification structure, the purifier is used in a fixed mode, the situation that due to inertia generated during braking or starting of a car, the position of the purifier slides or deviates is effectively reduced, the using process is more convenient, the whole wearing structure is ingenious in design and easy and convenient to operate, and the practicability and convenience of the vehicle-mounted air purifier are improved.

This utility model discloses a drilling device for automotive stabilizer bars, relating to the technical field of automotive stabilizer bar processing equipment. It includes a drilling device, a first support block, and a second support block. A fixed frame slides on the top of the first support block, and a guide block is fixed at the center of the top of the fixed frame. Horizontally mounted top plates are fixed to the side walls of the top of the fixed frame at both ends, close to each other. An inclined surface is provided on the top of the guide block near each of the two top plates. A slider slides vertically on one side wall of the second support block. In this utility model, a flipping mechanism automatically flips the stabilizer bar after drilling at one end, allowing drilling at the other end. This eliminates the need for manual flipping of the stabilizer bar, avoiding manual alignment of the drilling position. Furthermore, during drilling, the device can press down and fix the stabilizer bar, thereby reducing deviation or vibration during drilling, ensuring drilling accuracy and stability, and improving product quality.

The utility model belongs to the technical field of stacker-reclaimer, and particularly relates to a stacker-reclaimer primary trailer pull rod fixing device, which comprises: a first fixed base, which is symmetrically installed on the belt supporting roller frame support beam of the primary trailer in two, and is located at the two sides of the primary trailer belt respectively; a second fixed base, which is symmetrically installed on the L-shaped beam of the primary trailer in two; a pull rod, which is obliquely arranged in two; one end of the pull rod is connected with the first fixed base, and the other end is connected with the corresponding second fixed base. The utility model can eliminate the belt machine deviation phenomenon caused by the center line deviation of the primary trailer of the double-trailer stacker-reclaimer from the center line of the ground belt machine, solve the problem of shutdown caused by the running deviation of the belt machine due to the deviation of the primary trailer of the fixed double-trailer stacker-reclaimer, and have a good market application prospect.

The present application provides a planned production management device, production management system, production management method and storage medium that can be produced with less deviation from actual production. The production management device of the embodiment acquires a first short-term plan that is produced based on a first long-term plan indicating a plan for production in a prescribed period and indicates a plan for production in a first period that is shorter than the prescribed period, acquires first actual performance data indicating actual performance in work performed along a part of the first short-term plan, acquires first prediction data indicating a prediction of actual performance in work performed along another part of the first short-term plan using the first actual performance data. The production management device corrects the first short-term plan based on the first prediction data, acquires second prediction data indicating a prediction of actual performance in production in the prescribed period using second actual performance data indicating actual performance in work in the first period, and produces a second long-term plan for production in the prescribed period using the second prediction data.

The application discloses heavy telescopic soft ground tailing pit filling conveyor, including fixed frame, telescopic frame, power roller, first motor, first speed reducer, V-shaped support, fixing bolt, inclined support roller, first support roller, conveying belt, limit rod, hydraulic push cylinder, counterweight bottom plate, hydraulic station, fixed support, winding roller, second motor, second speed reducer, inclined support, steel wire rope, bearing plate, hydraulic top cylinder and connecting seat, the fixed frame is rotatably connected with power roller, third deflector and fourth deflector, the fixed frame is slidably connected with telescopic frame, the telescopic frame is rotatably connected with first deflector and second deflector, the heavy telescopic soft ground tailing pit filling conveyor is designed, and the pit filling material is centrally conveyed to the pit by V-shaped conveying belt, compared with the conventional mode of vehicle transfer and forklift pushing, the efficiency loss caused by multi-link cooperation is eliminated, and the material accumulation at the edge of the pit is effectively avoided.

This utility model discloses a traction and storage device for flexible 3D printing consumables, comprising: a first platform; two sets of side supports, fixedly and spaced apart on the top of the first platform; two sets of guide rods fixedly connected to the top of the side supports; upper adjusting blocks movably sleeved on the two sets of guide rods; bearings fixedly embedded in the inner side of the upper adjusting blocks; and a machine top fixedly connected to the upper end of the guide rods. A PLC control system is provided on the top of the machine top; and two sets of first lower traction rollers are provided between the two sets of side supports. This application, by setting an adaptive buffer roller structure and using a spring-loaded soft compression method to pull out the flexible consumables, provides buffering for the consumables during high-speed traction, effectively preventing deformation and ensuring that the consumables are stably extruded while remaining in the center of the rollers. This greatly reduces the risk of consumables deviating or getting caught in the shaft, and improves the stability and continuity of production.

This invention relates to the field of gas safety inspection management, and more particularly to a gas safety inspection management method and system based on image recognition. The method includes: acquiring user files and historical safety inspection rectification data, generating a risk file package, and generating a strategy package accordingly; generating a session package through appointment visit verification; performing evidence status machine access control collection under the constraints of the session package, collecting image evidence according to the evidence slot template and performing access control for clarity, repeatability, and coverage, forming an evidence package and evidence credibility score; performing object identification and hazard candidate generation; performing consistency access control verification on the hazard candidate set, inspection item set, and safety inspector input items, generating abnormal results and handling plans, and updating the risk file package and the strategy package for the next cycle. This invention realizes the coordinated operation of evidence collection, hazard identification, verification judgment, and handling arrangement in the gas safety inspection process, improving the continuity and traceability of the safety inspection process.

The utility model discloses a knitting machine which comprises a core wire supply assembly, a plurality of galloping spindles, a driving assembly and a round rope adjusting assembly, and the core wire supply assembly is used for supplying core wires; the multiple galloping spindles are circumferentially distributed around a preset axis, and the galloping spindles are used for conveying coating wires to the surface of the core wire; the driving assembly is in driving connection with the galloping spindles and can drive the galloping spindles to move along a preset path, so that the covering threads output by the galloping spindles are interwoven on the surface of the core thread to form a covering layer, and the covering layer and the core thread jointly form a round rope; the round rope adjusting assembly and the core wire supply assembly are distributed along a preset axis, the round rope adjusting assembly comprises a driving structure and a guide wheel, a containing groove is formed in the wheel face of the guide wheel, the round rope can penetrate through the containing groove, and the driving structure is in driving connection with the guide wheel and used for driving the guide wheel to rotate around the preset axis. According to the utility model, round ropes with different lines are woven.

The invention relates to the technical field of different-thickness plate processing, in particular to a straightening guide structure self-adaptive to profile wall thickness change, which is mounted at an inlet of straightening equipment, is used for guiding a blank for forming a variable-wall-thickness profile, and comprises a bearing plate and a plurality of guide units arranged on the bearing plate at intervals along the advancing direction of the blank, the guide unit comprises guide parts oppositely arranged on the two sides of a blank advancing path, and a limiting space matched with the blank in width is formed between the guide parts. Multi-point distribution constraint is carried out on the blanks through the multiple guide units arranged at intervals in the advancing direction, all the units independently respond to thickness alternating changes of the blanks in the length direction, the blanks are kept in the centering posture in the whole stroke, and the guide pieces on the two sides are forced by the synchronizing mechanism to do equidistant reverse mirror image motion; the center line of the blank coincides with the center line of an inlet of straightening equipment, and deviation and torsion are reduced.

This invention relates to the technical field of band saws, and discloses an automatic unloading mechanism and control method for a high-stability CNC band saw. The band saw includes a cutting component, a fixing component, a feeding component, and an unloading component. The cutting component includes a worktable, a band saw frame mounted on the worktable, and a control console connected to the band saw frame. The fixing component, feeding component, and unloading component are also included. The automatic unloading mechanism and control method of the high-stability CNC band saw of this invention enable single-person operation. The material is clamped, and the mounting frame is manually pushed forward. The guide rail and slider ensure that the material advances the same distance each time. The band saw frame cuts workpieces of the same thickness, and the workpieces automatically fall into the conveyor frame for storage. After all the material is cut, it is controlled to be discharged from the conveyor frame one by one, facilitating collection by the worker. The control method reduces saw band deviation and abnormal wear by controlling the uniform and stable servo feed speed, extending service life, and improving cutting accuracy and surface quality.

The utility model relates to the technical field of leather processing, in particular to a conveying assembly for a surface processing machine, which comprises a support and a fence device, a round roller is rotatably connected to the upper surface of the support, a motor is fixedly connected to one side of the support, the driving end of the motor is fixedly connected with the round roller, and the fence device is arranged on the surface of the support and comprises a sliding rail. The sliding rail is fixedly connected with the support, the surface of the sliding rail is connected with a sliding sleeve in a sliding mode, the upper surface of the sliding sleeve is fixedly connected with baffles, the two ends of the sliding sleeve are rotationally connected with round wheels, the number of the baffles is two, the two baffles are symmetrically arranged, and one side of each baffle is fixedly connected with a traction rope. Transverse constraint is provided for leather conveying, it is ensured that the leather is kept stable in the conveying process, and the problems that due to deviation, surface treatment is uneven, and the defective rate is increased are solved.

This utility model discloses a depth-adjustable groundwater sampling device for groundwater quality testing, belonging to the field of groundwater testing technology. It includes a U-shaped frame with a sleeve assembly on the inner side. A motor assembly is installed at the upper part of the U-shaped frame, above the sleeve assembly. This utility model incorporates a movable thawing device, allowing workers to move the device as needed using wheels, thus reducing the difficulty of moving the device and lessening the workload. Furthermore, when ground conditions permit, workers can fix the device in place using an electric lifting rod and a cone-shaped structure, reducing the possibility of the device deviating from its original position due to external collisions. Additionally, workers can use a fan and an electric heating rod to thaw the surface layer of frozen groundwater in winter, thereby improving the device's working capacity.

The utility model relates to a ceramic rubber-coated roller, which comprises a roller main body, a rubber-coated body fixedly coated on the surface of the roller main body and a plurality of ceramic blocks embedded in the rubber-coated body, and the ceramic blocks are distributed along the peripheral wall direction of the rubber-coated body. A rubber coating gap is formed between every two adjacent ceramic blocks, at least one ceramic salient point is arranged on the surface of each ceramic block, and the ceramic salient points exceed the surface of the rubber coating body. The ceramic rubber-coated roller obviously improves the friction coefficient of the conveying belt and the driving roller and can effectively prevent the belt from slipping; the roller has super-long wear resistance, and the service life of the roller is greatly prolonged.

The invention relates to the technical field of supervision control and data acquisition, and discloses a scented tea processing temperature and humidity intelligent monitoring method based on the Internet of Things. According to the method, indoor and outdoor environment parameters and personnel activity data of a cavity are collected in real time through a multi-mode sensing network, a disturbance event recognition model is used for early warning a door opening approaching event in advance, the temperature and humidity variation is predicted based on a physical model, and a feedforward compensation control instruction is generated; pID feedback control is combined to form a dual-mode cooperative control signal, and an execution mechanism is driven to adjust in advance to offset environmental disturbance impact. The system comprises a multi-mode sensing module, a disturbance prediction module, a trend prediction module, a dual-mode control module and an execution driving module. According to the invention, the change from post correction to pre-control in advance is realized, and the stability of temperature and humidity control and the product consistency in the scented tea treatment process are obviously improved.

The application relates to the technical field of building construction, in particular to a round pipe column foot pre-burying positioning method and device. The method comprises the following steps: obtaining a steel structure construction drawing; constructing a round pipe column and pre-burying foot bolt construction model according to the steel structure construction drawing; establishing the positioning connection of the pre-burying foot bolt and vertical main reinforcement according to the construction model; carrying out construction model collision analysis and three-dimensional simulation experiment based on the positioning connection of the pre-burying foot bolt and the concrete main reinforcement; and carrying out steel structure device processing and installation based on the construction model. The engineering quality is improved by optimizing the construction node, the problem that the pre-burying steel plate cannot be reused is solved, the vertical column reinforcement and the foot bolt pre-burying steel plate grinding tool can be freely stretched and contracted to control the position of the reinforcement, the effect of reusing different column diameters is achieved, the construction efficiency is improved, the progress is accelerated, and good economic and social benefits are achieved.

This invention relates to the field of vehicle control technology and discloses a control method, device, and vehicle for active side wing support. The method includes: determining a side wing support demand state based on at least one of whether the vehicle's forward position belongs to a preset road segment area and whether the road characteristics of the forward position meet boundary conditions; predicting deviation information of the forward position based on the vehicle's current driving state information and forward road information when the side wing support demand state is in demand; determining, in real time, a first time required for the vehicle to reach a target position point that triggers side wing support based on the deviation information of the forward position; determining a target time based on the real-time determined first time and a second time required to complete side wing support; and executing active side wing support at the target time. Applying the technical solution of this invention enables active side wing support to be performed before occupants deviate from the target position, improving the side wing support effect.

The application provides a cutting device for fire-fighting clothes production and a cutting process thereof. The cutting device comprises a base, two material receiving mechanisms connected to the upper surface of the base, a cutting mechanism provided outside the two material receiving mechanisms and connected to the upper surface of the base. The material receiving mechanism comprises a first linear module installed on the upper surface of the base, a rotating frame connected to the execution end of the first linear module, a material receiving frame rotatably connected to the rotating frame, and a tensioning assembly connected to the material receiving frame. The cutting mechanism comprises a second linear module installed on the upper surface of the base at both ends, a smoothing assembly connected between the two second linear modules, a third linear module connected to the execution end of the two second linear modules, and a cutting head connected to the execution end of the third linear module. The application can quickly separate the fire-fighting clothes fabric from the corner scraps, so as to improve the cutting efficiency of the fire-fighting clothes.

This utility model discloses a road and bridge seepage detection device, belonging to the technical field of road inspection equipment. Its key technical features include a detection cylinder with visual detection mechanisms at both the bottom and outer side. By setting these visual detection mechanisms, during testing, the bottom-mounted adhesive hopper connected to the drain valve at the bottom of the detection cylinder is placed on the bridge surface to be tested. Squeezing the adhesive hopper ensures its sides are in close contact with the ground, achieving initial sealing. The bottom-mounted suction cup deforms under pressure and adheres to the ground. The reinforcing ring enhances its structural stability, and the counterweight ring at the top of the supporting edge further stabilizes the device through gravity pressure, reducing the possibility of deviation of the detection area due to external forces and effectively lowering the probability of gap formation. After opening the drain valve, the water in the detection cylinder is discharged through the adhesive hopper to the bridge surface test area. At this time, the transparent acrylic viewing cover on the outside of the adhesive hopper allows for direct observation of the seepage point location, water flow status, and seepage process.

The application provides a computer readable storage medium, an electronic device and a surgical robot system, and the computer readable storage medium stores a program, when the program is executed, the following steps are performed: acquiring a motion trend of an operating instrument connected to the end of a mechanical arm; and determining whether to apply a compensation moment to the mechanical arm according to the motion trend of the operating instrument, the compensation moment is used to prevent a target axis from deviating from a guide axis, and the target axis is an axis of the operating instrument. When the computer readable storage medium is applied to the surgical robot system, the operating instrument can be pre-corrected when the surgical robot system drives the operating instrument to perform a surgical operation, the operation precision is improved, and the surgical effect is improved.

The utility model relates to the technical field of grinding and polishing equipment, in particular to an abrasive belt wheel adjusting structure of a belt sander, which comprises a frame, an adjusting plate, an abrasive belt wheel and a lifting device. The movable end of the lifting device is assembled at one end of the bottom face of the adjusting plate through a first through hole of the rack, and when the movable end of the lifting device is pushed upwards, the adjusting plate inclines towards the end away from the lifting device. The abrasive belt adjusting device has the advantages that the angle of the abrasive belt wheel can be adjusted through cooperation of the lifting device and the adjusting plate, the abrasive belt wheel is parallel to the driven wheel by correcting the angle of the abrasive belt wheel, the phenomenon that the abrasive belt deviates or falls off can be reduced, it is guaranteed that the abrasive belt runs stably all the time, stress on the abrasive belt is more uniform, and the abrasive belt is prevented from falling off. Therefore, the service life of the abrasive belt is prolonged.

The invention discloses packaging equipment capable of rapidly replacing a roll film, and relates to the technical field of packaging equipment, the packaging equipment comprises a film releasing device, a V-shaped shaping device and a packaging host, a driving motor drives rotating rings on the two sides to rotate oppositely through a bevel gear and a transmission thread, so that driving side pressing rollers on the two sides are synchronously folded towards the middle and are matched with the upper contour of a transition section; inconsistency caused by respective left and right adjustment is reduced, and the centering and adjusting efficiency of the bending surface is improved. And the upper partial pressure roller and the lower partial pressure roller vertically clamp and roll a triangular surface and form rolling support, so that a film is stressed more uniformly at a transition section, feeding is more stable, and deviation and broken line drift caused by local tension fluctuation are reduced. The driving side pressing roller is attached to the inner side of the bent face, the driven side pressing roller is attached to the outer side of the bent face, symmetrical rolling limiting and rolling clamping are formed on the bent faces on the two sides, springback, wrinkling and edge warping of the bent faces are restrained, and the convergence trend and forming consistency of the bent faces are enhanced.

The application discloses a rocket engine fault diagnosis method, device, equipment and medium, and relates to the technical field of rocket engines, to solve the problem that the standard value is difficult to determine due to state drift and test difference of the rocket engine, and misdiagnosis of fault diagnosis is easily caused.A rocket engine fault diagnosis method comprises the following steps: obtaining measurement data; based on the measurement value of the covariant, a probability prediction neural network is used to predict the probability distribution of a target parameter; an abnormal threshold range is determined according to the probability distribution of the target parameter; it is judged whether the measurement value of the target parameter exceeds the abnormal threshold range, if yes, the measurement value of the target parameter at the last moment is input into an autoregressive neural network to obtain a standard value; a measurement residual is obtained according to the standard value and the measurement value of the target parameter, an observer is used to observe a fault factor, and fault detection is realized.The rocket engine fault diagnosis method provided by the application is used for real-time determination of the standard value, and the accuracy of rocket engine fault diagnosis is improved.