23results about How to "No jitter" patented technology

The utility model belongs to the technical field of sterilization kettles, and particularly relates to a circulating pasteurized yoghourt sterilization kettle which comprises supporting legs and a sealing rubber ring, the sterilization kettle is fixedly installed at the tops of the supporting legs, a sealing cover plate is rotatably installed on one side of the sterilization kettle, a supporting assembly is arranged on the inner wall of the sterilization kettle, and the sealing cover plate is rotatably installed on the supporting assembly. A rotating mechanism is arranged on the inner wall of the sterilization kettle, a circulating mechanism is arranged at the bottom of the sterilization kettle, a sterilization assembly is arranged at the top of the inner wall of the sterilization kettle, a fixing assembly is arranged on the side, close to the sterilization kettle, of the sealing cover plate, and the supporting assembly comprises an arc-shaped supporting groove and a flow guide hole. Through the arrangement of the arc-shaped supporting grooves and the flow guide holes, the arc-shaped supporting grooves can provide stable supporting for the storage frame, it is guaranteed that the storage frame does not shake during rotation, and through the arrangement of the flow guide holes, pasteurized paper can smoothly flow into the water outlet to be recycled.

The application discloses a top-opening drum washing machine inner drum positioning method and a washing machine. The method comprises the following steps: after setting a washing program, the inner drum is controlled to rotate at a preset low speed; the rotation angle of the inner drum is collected and the deviation of the rotation angle from a target angle is calculated; the motor speed is controlled by PID closed-loop regulation with feedforward compensation based on the deviation, wherein the feedforward compensation amount is calculated according to the load weight, the speed fluctuation and / or the deviation change rate; when the deviation is less than a preset threshold, segmented braking is performed until the inner drum is locked at the target angle position; if the locking fails, the inner drum is reversely rotated to a preset angle, and the segmented braking is retried with corrected braking parameters. The application combines PID regulation with feedforward compensation and segmented braking, introduces a failure retry and parameter self-adaptive correction mechanism, and realizes high-precision, impact-free and high-reliability positioning of the inner drum.

This invention discloses a full-body live-streaming call imaging system and method for smart glasses based on real-time correction using multiple sensors, belonging to the field of smart wearable devices and real-time audio and video communication technology. This invention integrates multiple types of sensing sensors distributed across smart glasses to collect real-time data on user facial details, clothing features, limb posture, gait, and surrounding environmental space. It then constructs a complete 3D human body model from head to toe using lightweight AI algorithms. Simultaneously, a real-time human body data correction mechanism is added, dynamically calibrating human body recognition data at the millisecond level through frame comparison, iterative compensation, and anomaly filtering, solving industry challenges of model distortion and contour offset in dynamic scenes. Combined with SLAM 3D environment reconstruction technology and an adaptive lens distance adjustment algorithm, this invention can intelligently switch between facial close-ups and full-body dual imaging modes, with no limb cropping, no image distortion, and no image jitter throughout the process, realistically reproducing the user's full-body movements and surrounding environment. This invention effectively solves the technical pain points of traditional smart glasses, such as limited imaging in video calls and live streaming, poor dynamic adaptability, and low recognition accuracy. It significantly improves imaging stability, integrity, and intelligence, and is suitable for various scenarios such as remote physical education, immersive live streaming, and virtual meetings. It has extremely high practical value and promising prospects for promotion.

The utility model provides a semi-automatic cutting device for a cambered surface of a tablet elbow and belongs to the technical field of cutting devices. Comprising a cutting head supporting, adjusting and fixing frame used for adjusting and fixing the position of a cutting head, and a rotating disc used for containing a workpiece and enabling the workpiece to rotate around the center. The cutting head supporting, adjusting and fixing frame comprises a base, a vertical supporting vertical rod is vertically arranged on the upper portion of the base, the lower end of the vertical supporting vertical rod is fixedly connected with the center of the base, the vertical supporting vertical rod is connected with a transversely-arranged transverse supporting rod, and the transverse supporting rod is connected with the vertical supporting vertical rod through a sleeve adjusting and connecting structure. A support structure used for fixing the cutting head device is arranged at the front end of the transverse supporting rod, and a balance weight used for balancing the weight is arranged at the rear end of the transverse supporting rod. According to the utility model, the cutting head does not shake when in use with lower cost, the cutting is stable and reliable, the cut on the surface of a workpiece is ensured to be consistent with a specified track, the cutting accuracy is improved, and the working efficiency is improved.

This invention discloses a multi-channel UAV pose perception system and method. The system includes a pose perception belt, a digital twin UAV attitude visual interface, and a UAV-side pose sensor. The pose perception belt includes a control unit, a wireless communication module, a vibration motor, a power supply module, and a belt frame. The UAV-side pose sensor collects UAV attitude data in real time and establishes an aerial attitude model of the UAV. The attitude data includes at least the angle and direction of UAV tilt. The angle of UAV tilt is defined as the tilt angle, which is the complementary angle γ between the UAV's XY plane and the ground. The direction of UAV tilt is defined as the drift angle, which is the angle α between the projection of gravitational acceleration on the UAV's XY plane and the X-axis. This invention significantly reduces the operator's cognitive load, enables rapid response to abnormal UAV attitudes, greatly shortens the operator's decision-making time, and reduces the risk of UAV loss of control, rollover, or crash.

The embodiment of the utility model discloses a kind of film-forming workbench for waterproof coating detection, including workbench, containing mechanism and scraping assembly. Among them, workbench is configured to be leveled in the first direction and / or the second direction perpendicular to the first direction;Containing mechanism is arranged on workbench, and containing mechanism is configured to contain coating and the film formed by coating, and is leveled under the drive of workbench;Scraping assembly is arranged on containing mechanism, and is slidably matched with containing mechanism, and scraping assembly is configured to scrape coating to form film.

The invention relates to the technical field of safety detection, and provides a mine vibration fine-tuning machine vision auxiliary shaft operation vehicle safety detection device which comprises a machine vision camera, and when mechanical equipment in a mine begins to operate, generated vibration is transmitted to the detection device through a mine structure. At the moment, the rotating ball mechanism starts to play a damping role, fine adjustment of movement of the rotating ball body can be achieved by accurately controlling the rotating speed and direction of the synchronous motor, so that external vibration is counteracted to a certain degree, the rotating ball body is spherical or approximately spherical, and the shape has natural stability; and vibration energy can be uniformly dispersed in multiple directions. When external vibration is transmitted to the rotating ball body, the ball shape of the rotating ball body is allowed to rotate freely within a certain range, so that part of vibration is counteracted, the influence on the machine vision camera is reduced, and the influence of vibration on the machine vision camera is reduced through buffering of rotation of the rotating ball body.

The utility model provides a wafer overturning structure, which relates to the technical field of semiconductor processing, and comprises an overturning platform mounting plate and an overturning assembly, the overturning assembly comprises a motor arranged on the overturning platform mounting plate, the output end of the motor is provided with a rotating plate, the bottom of the rotating plate is fixedly provided with a cantilever, the cantilever is provided with an adsorption plate, and the adsorption plate is arranged on the overturning platform mounting plate. According to the utility model, the motor drives the rotating plate to rotate and drives the cantilever and the adsorption plate to realize wafer overturning, the parallel finger cylinder pushes the cylinder clamping plate to enable the centering clamping plate to move along the direction of the wafer so as to realize centering calibration of the wafer, and the first cylinder and the second cylinder are linked to adjust the telescopic stroke of the adsorption plate so as to adapt to different wafer sizes. The vacuum chuck is connected with an air channel through an air pipe connector to generate negative pressure to adsorb the wafer, then the motor is started, constant-speed rotation is achieved through the speed reducer, the cantilever drives the wafer to complete turning over, and therefore the wafers of different sizes can be turned over in a compatible mode.

This utility model discloses a magnetic retaining hinge structure, including a first hinge plate, a second hinge plate, and a pivot. Both the first and second hinge plates have a body and a rotating sleeve, and are hinged to each other by a pivot that passes through both. The first hinge plate also has a clearance groove, which is opposite to the second hinge plate, and the clearance groove also has a magnetic groove. A magnet is fixed in the magnetic groove, and the magnet is attracted to the flipped body of the second hinge plate. The hinge structure of this utility model, by placing a magnet between the two hinge plates, forms a magnetic attraction when the hinge plates are pressed together, keeping the plates in a magnetically attached position without external force. This keeps the hinge side of the cabinet door stable and prevents shaking. Combined with the lock on the other side, the cabinet door remains stationary, reducing the problems of shaking, wear, or noise between the cabinet door and the cabinet body.

This invention provides a sealing welding device, comprising: a turret, including a rotating mechanism and an upper and lower turntable mounted on the rotating mechanism, the rotating mechanism being rotatable relative to the upper and lower turntables; an upper boss on the upper turntable and an inner and outer boss coaxially mounted on the lower turntable; a clamping mechanism, including a base, a pressing component, a clamping component, and a lifting component; the base is connected to the rotating mechanism; the clamping component is movably mounted on the base in a vertical direction and its bottom abuts against the inner boss; the lifting component is movably mounted on the base in a vertical direction and its bottom abuts against the outer boss; the pressing component is disposed opposite to the lifting component, movably mounted on the base in a vertical direction, and its top abuts against the upper boss; and a welding mechanism disposed on one side of the clamping mechanism. The sealing welding device provided by this invention can automatically complete the sealing welding of batteries, improving welding efficiency while ensuring welding quality.

The invention provides a manual welding auxiliary device which comprises a supporting body, a limiting component, an adsorption component and a fixing component, the supporting body is used for supporting a welding gun, the limiting component is used for connecting the welding gun and the supporting body so as to limit the welding gun, the welding gun can be fixed to the supporting body, the adsorption component is arranged on the supporting body, and the fixing component is arranged on the supporting body. The adsorption component comprises an adsorption element and a supporting shell, the adsorption element is arranged in the supporting shell, the supporting shell is used for supporting the adsorption element, and the adsorption element is used for adsorbing the ship deck. Due to the adsorption effect of the adsorption component on the ship deck, the supporting body can move in a manner of being attached to the ship deck all the time without shaking, so that weld joints are uniform and can reach the unified standard, the standard heights of the weld joints and weld legs can be guaranteed, and the welding efficiency is improved.

The utility model discloses a heavy narrow loom counting special measuring device, which comprises a heavy narrow loom main body, one side of the heavy narrow loom main body is fixedly connected with a cross rod, one side of the cross rod is provided with an electromagnet packaging body and a Hall element, one side of the heavy narrow loom main body is fixedly connected with a counter, and the counter is fixedly connected with the heavy narrow loom main body. The electromagnet packaging body and the Hall element are fixed to the cross rod through fixing screws, and a plurality of supporting legs are fixedly connected to the bottom of the heavy narrow loom body. Through the arrangement of the Hall element and the electromagnet packaging body, the size is small, the weight is light, the service life is long, installation is easy and convenient, vibration resistance is achieved, and pollution or corrosion of dust, oil dirt, water mist and the like is resisted.

The invention provides an electric vehicle high-voltage ripple closed-loop test system and method. The electric vehicle high-voltage ripple closed-loop test system comprises a ripple signal generation unit, a power amplification unit, a coupling transformer, a direct-current power supply, a data acquisition unit and a control unit. According to the electric vehicle high-voltage ripple closed-loop test system and method provided by the invention, ripple signals are stable, common-mode noise can be removed, and phase continuity and no jitter during switching of any amplitude and frequency are realized; the data acquisition unit is arranged, manual reading is not needed, and the measurement precision is higher; automatic testing is achieved, the influence of human factors is eliminated, and high consistency and repeatability of testing results of different batches and different operators are guaranteed; closed-loop testing is achieved, testing efficiency is improved, and labor and testing time are greatly saved.

The utility model belongs to the technical field of combined wrenches, and provides an improved lengthened internal hexagonal wrench which comprises a handle body, a lengthened rod body and a bolt used for fixing the lengthened rod body, a connecting piece is arranged on the handle body, the handle body is provided with a first cavity used for allowing the lengthened rod body to be inserted in, and a second cavity used for allowing the lengthened rod body to be inserted in is formed in the handle body. A first cavity is formed in the connecting piece, a second cavity is formed in the connecting piece, the first cavity and the second cavity are communicated with each other and form a right angle, a thread matched with a bolt is arranged in the second cavity, a positioning groove is formed in one end of the lengthened rod body, and a hexagonal mold used for disassembling or assembling an inner hexagonal bolt is arranged at the other end of the lengthened rod body. According to the utility model, the positioning groove of the lengthened rod body is pressed by the bolt, so that when a worker rotates the handle body to rotate the lengthened rod body to mount or dismount the hexagon socket screw, the lengthened rod body cannot shake, and the depth of the lengthened rod body inserted into the first cavity can be adjusted, so that the lengthened rod body can be adjusted.

The utility model discloses a novel transmission structure of a filling machine, and relates to the technical field of beverage filling equipment. The device comprises a rack, a gear motor, a first transmission shaft, a coupler, a second transmission shaft, a transmission gear, a rotary support and a rotary platform, the gear motor is fixed on the machine frame, an output shaft of the gear motor is connected with the first transmission shaft, the first transmission shaft is connected with the second transmission shaft through the coupler, the transmission gear is installed at the upper end of the second transmission shaft, the transmission gear is meshed with teeth on the inner side of the rotary support, and the rotary platform is fixed on the rotary support through screws. According to the novel transmission structure of the filling machine, the gear motor is fixed on the rack, is very stable and firm, and is in lengthened connection with the rotary support through the two transmission shafts, and the outer part of the transmission shaft at the upper part is also fixed on the rack through the shaft sleeve, so that the whole transmission structure is very stable and does not shake.

The invention discloses a loader stabilizing module, a hydraulic system and a loader.The loader stabilizing module comprises an oil port SP used for being connected with an energy accumulator; the oil port B is used for connecting a large cavity of a movable arm oil cylinder of the loader; the oil port S is used for connecting a small cavity of a movable arm oil cylinder of the loader; the first electromagnetic directional valve and the logic valve are used for balancing pressure between the energy accumulator and a large cavity of the movable arm oil cylinder before the loader stabilizing module is started; an oil port SP is respectively connected with an oil port I of the electromagnetic directional valve I, an oil port I of the logic valve and an oil port I of the electromagnetic directional valve II; an oil port III of the electromagnetic directional valve I is connected with a control end of a logic valve; a spring cavity of the logic valve is connected with an oil port B; an oil port II of the electromagnetic directional valve II is connected with the oil port B; and an oil port II of the electromagnetic directional valve III is connected with the oil port S. The settlement amount of the movable arm cannot be affected, and the problem that the movable arm is suddenly lifted and shaken due to the fact that the pressure of a large cavity of the movable arm is inconsistent with the pressure between the energy accumulators at the moment of opening can be solved.

This invention relates to the field of commercial vehicle steering column technology, specifically disclosing an adjustment structure for a commercial vehicle steering column. The structure utilizes an angle adjustment component to drive the steering column body to rotate, and a sliding fit structure between a sliding seat and a sliding groove allows the steering column body to achieve a large rotational stroke under the drive of the angle adjustment component. Specifically, the angle adjustment component employs a lead screw drive structure. A first driving member drives a first lead screw to extend and retract, thereby pushing the steering column body to rotate around its hinge point. Because the first lead screw has a long extension and retraction stroke, and the lever arm between the hinge point of the steering column body and the connection point of the angle adjustment component can be optimized to a shorter distance, a small extension and retraction of the lead screw can be converted into a large angle change. Simultaneously, the longer first lead screw stroke further amplifies the angle adjustment range to adapt to different driving needs and driver maneuverability.

The utility model discloses a kind of open operation video recorder remote control regulators, including the base for being installed on outside operating room ceiling, rotatingly arranged disc is on the base, eccentricity is arranged with mechanical arm on the disc, driving part for driving disc rotation is arranged on the base, adjusting part for adjusting the relative inclination angle between mechanical arm and disc is arranged on the disc, fixing part for clamping and fixing outside video recorder and loading part for driving fixing part telescopic motion along the length direction of mechanical arm are arranged on the mechanical arm.The utility model solves the problem that the position of traditional video recorder is difficult to adjust and affects intraoperative visual field.

The invention relates to the technical field of display detection, and discloses a detection device for a display of an all-in-one computer, which comprises a working table, and further comprises a base arranged at the bottom of the working table and used for supporting the working table; the plurality of brackets are mounted above the workbench to form a frame structure and form a detection cavity; the baffles are installed on the frame of the support, and a camera is installed on the support and used for shooting the displayer. The clamping action and the cleaning function are linked through a gear and rack mechanism, when an air cylinder drives a clamping plate assembly to move to clamp a displayer, a brush cylinder is automatically driven to rotate to clean a screen through meshing of a rack and a gear, and synchronous cleaning is achieved in the clamping operation process; the positioning, fixing and cleaning processes which are originally required to be performed step by step are integrated into a coherent automatic process, so that the cycle time of single detection is greatly shortened, and the detection efficiency of the display on the production line is remarkably improved.

The application relates to the technical field of lighting power supply, and particularly discloses a non-isolated AC / DC dual-purpose seamless switching LED constant-voltage driving power supply circuit which comprises a commercial power input rectification filtering module, a non-isolated voltage reduction main constant-voltage module, a battery charging and discharging management module, an electronic seamless switching module and a lithium battery multiple protection module; the non-isolated voltage reduction main constant-voltage module is electrically connected with the commercial power input rectification filtering module, the battery charging and discharging management module and the electronic seamless switching module respectively; and the lithium battery multiple protection module and the electronic seamless switching module are electrically connected with the battery charging and discharging management module. The circuit design of the commercial power supply path and the lithium battery emergency discharge path shares a main power loop and a voltage sampling network, non-isolated voltage reduction main constant-voltage modules are matched with electronic seamless switching modules to realize non-contact seamless switching, the lamps do not flicker and do not extinguish in the whole process, the circuit anti-surge and anti-power grid fluctuation ability are improved, and the overall operation stability is improved.

This utility model discloses a jade band saw cutting machine, including a base and a cutting core. The cutting core includes a base and a gantry frame. The base is equipped with a Y-axis movable seat and a Y-axis drive mechanism. The Y-axis movable seat is equipped with a processing table and a rotary drive mechanism. The gantry frame is equipped with a Z-axis movable seat and a Z-axis drive mechanism. The Z-axis movable seat is equipped with a driving band saw wheel, a driven band saw wheel, a band saw blade, and a band saw drive motor. The Z-axis movable seat also includes a first X-axis movable seat, a second X-axis movable seat, and an X-axis drive mechanism. Both the first and second X-axis movable seats are equipped with a water spray plate, a clamping block, and a dust scraper for the band saw blade to pass through. This jade band saw cutting machine has the advantages of high cutting precision and high cutting speed, effectively improving processing quality and efficiency.

The application discloses a continuous force sense feedback control method based on ToF ranging and voice coil motor driving, and belongs to the technical field of force sense feedback, which comprises the following steps: collecting distance data of an obstacle in front of a device in real time by using a laser ToF sensor, and performing low-pass filtering to obtain filtered distance data; converting the filtered distance data into target elastic force through a piecewise logarithmic mapping function; converting the target elastic force into target driving current of a voice coil motor; converting the target driving current into a PWM duty cycle; generating electromagnetic thrust under the action of the target driving current, and transmitting the electromagnetic thrust to an external compression spring through a moving part of the voice coil motor, so that the spring generates a compression amount and further transmits the compression amount to a user's finger; and the finger feels the spring elastic force. The application realizes continuous and gradual force sense feedback, does not need an additional sensor, reduces hardware cost and system complexity, and improves the reliability and durability of the system.

The utility model discloses a laser spot welding machine for jewelry processing, belongs to the technical field of jewelry processing, and solves the problem that when an existing laser spot welding machine is operated for a long time, hand shaking is prone to occurring, and operation is affected. The device comprises a machine body, operation channels which are symmetrically arranged and used for allowing hands to pass through are formed in the two sides of the machine body, and supporting assemblies which can freely slide in the horizontal direction are arranged on the two sides of an inner cavity of the machine body; the supporting assembly comprises a supporting base and a plurality of balls, the balls are movably embedded in the bottom of the supporting base, a U-shaped groove used for containing a wrist is formed in the top of the supporting base, a limiting strip is arranged in the position, close to one side of the operation channel, of an inner cavity of the machine body, and the limiting strip is a longitudinally-arranged iron sheet. A magnet piece is embedded in one end of the supporting seat, and the height of the limiting strip is smaller than the height of the groove bottom of the U-shaped groove. According to the laser spot welding machine, the palm of a worker can be supported, and the welding precision is improved.