701 results about "Proximity sensor" patented technology

The invention discloses a multi-sensor fusion hardware workpiece assembling and positioning method and system, and relates to the technical field of workpiece assembling and positioning.The method comprises the steps that a programmable lighting unit is controlled to project a preset optical pattern to a workpiece, and a visual sensor is used for obtaining a workpiece image; the initial pose of the workpiece is calculated, and an actuator is guided to move the workpiece into a target position preset range coordinate ring; fusing the visual pose data and the distance data of the proximity sensor, carrying out collaborative evaluation and correction on the pose of the workpiece reaching a preset range coordinate ring, and fixing the workpiece to an assembly execution coordinate position; and finally compensating the pose of the workpiece, and executing an assembling operation action. The technical problems that in the prior art, hardware workpiece assembling and positioning are lack of precision, and the assembling process is unstable are solved, and the technical effects that hardware workpiece assembling and positioning precision and assembling process stabilization are achieved, and the assembling precision and safety are improved are achieved.

The invention relates to the technical field of infusion pump transmission assembly detection, and discloses an infusion pump transmission assembly detection tool which comprises a rack and a transmission assembly body, a positioning assembly used for placing the transmission assembly body is arranged above the rack, a sliding block is arranged on the transmission assembly body, and the sliding block is connected with the rack. A detection assembly for testing movement of the sliding block is arranged above the rack, the positioning assembly comprises a placement frame, the placement frame is installed on the upper surface of the rack, the transmission assembly body is placed on the placement frame, and two pins are installed on the upper surface of the placement frame. The tool integrates the functions of coaxiality detection and motor step loss detection, the thrust is monitored through the pressure sensor, the motion state is monitored through linkage of the limiting sensor and the proximity sensor, detection of two core indexes can be completed through one-time clamping, the detection process does not need to be split, and compared with traditional single-function detection equipment, the detection efficiency is effectively improved; the batch detection requirement of large-scale production is met.

A security floodlight has a light panel mounted in a housing for illuminating an area in proximity to the housing, an array of light emitting diodes (LEDs) mounted in the housing and arranged in a horizontal single row, and a controller configured activate the light panel based on an input signal and to sequentially activate each of the LEDs in the array of LEDs in a rotating sequence only when the light panel is not activated. The input signal may be received from a proximity sensor mounted in the housing that indicates the detection of movement in an area in close proximity to the security floodlight. The rotating sequence simulates operation of a low-light security camera by sequentially illuminating each LED in the array of LEDS in a rotating manner from a first end of the horizontal single row to a second end of the horizontal single row.

A steering device includes: a plurality of proximity sensors having different installation positions of electrodes on the steering wheel; and a grip determination device which determines the presence / absence of gripping of the steering wheel based on filter values Ch_R_f(n), Ch_L_f(n) of measurement values from the plurality of proximity sensors. The grip determination device includes: a capacitance threshold setter which sets a reference value Ch_0 relative to the electrostatic capacitance of the electrode; and a determiner which determines the presence / absence of gripping based on the difference between the measurement values Ch_R_d(n), Ch_L_d(n) and the reference value Ch_0. The capacitance threshold setter determines the necessity for correction of the reference value Ch_0 based on a degree of similarity in change trends of the filter values Ch_R_f(n), Ch_L_f(n) of the plurality of proximity sensors.

An induction-type foundation pit canopy system and a control method therefor. The induction-type foundation pit canopy system comprises a canopy frame (1) consisting of a plurality of upright columns (11) and cross beams (12). A plurality of canopy fabrics (2) are arranged in parallel on the canopy frame (1). Gathering devices (4) carrying proximity sensors (3) and used for gathering the canopy fabrics (2) are slidably arranged on the canopy fabrics (2). When adjacent canopy fabrics (2) are gathered by the gathering devices (4), openings used for supplying external materials to a foundation pit are formed. The system and the control method can automatically gather foundation pit canopy fabrics (2), and can automatically form openings for external materials to enter, thereby quickly and efficiently delivering the external materials.

The invention discloses a surgical site marking and verifying system based on multi-modal sensing and AI real-time checking, and belongs to the technical field of medical instrument management. The system comprises: a data acquisition module for acquiring a copy of preset surgical site data associated with a patient identity identifier; the intelligent marking pen comprises a pen point; the real-time checking module is used for checking whether a physical position of the pen point is consistent with a target area limited by preset surgical site data or not in real time when a proximity sensor detects that the pen point is located within a preset distance of the skin of a patient; the mark execution module is used for forming a physical mark in the target area under the condition that the verification result of the real-time verification module is consistent; and the multi-mode verification module is used for verifying the physical mark in the operation so as to confirm the consistency of the physical mark, the patient identity identifier and the preset operation site data. According to the invention, marking errors are avoided, and the problem that traditional marks are easy to erase is solved.

Provided are a display device and a method of driving the same that prevent an operation of an NIR proximity sensor from affecting luminance change, and the display device includes a display panel including a plurality of pixels, and a gate driver including first to fourth scan drivers and a light emission control signal driver, wherein each of the pixels includes a driving transistor configured to control a driving current of a light-emitting element, and a compensation transistor configured to compensate for a threshold voltage of the driving transistor, each of the pixels is sequentially driven in a first bias section, an initialization section, a sampling section, a second bias section, and a light emission section during one frame, and a first scan signal is output so that the compensation transistor is turned on before the sampling section.

The utility model relates to the technical field of wood-working mechanical edge sealing equipment industry, and particularly discloses an edge sealing band floating type cutting mechanism which comprises an air cylinder bottom plate, an air cylinder is fixedly connected to the outer side of the air cylinder bottom plate, a cutter clamping sleeve is fixedly connected to the output end of the air cylinder, and a blade fixing plate is fixedly connected to the interior of the cutter clamping sleeve. The top of the air cylinder bottom plate is fixedly connected with an upper cutter guide groove, the bottom of the air cylinder bottom plate is fixedly connected with a lower cutter guide groove, the top of the air cylinder is fixedly connected with an exhaust valve, one end of the top of the exhaust valve is fixedly connected with a silencer, and the other end of the exhaust valve is in threaded connection with an L-shaped block insertion type threaded connector. The end, away from the cutter clamping sleeve, of the air cylinder is fixedly connected with a proximity sensor, the outer side of a bottom plate of the air cylinder is fixedly connected with a cutter groove, the swing assembly and the rotating shaft are arranged to control the whole cutting mechanism to swing, and meanwhile, the adjustable spring is reset through pressure, so that the cutter track material and the machining technology are optimized, and the cutting effect of a cutter edge is optimized.

The invention provides a coal-fired power plant coal conveying belt along-line inspection robot with an active dust removal function, and relates to the technical field of inspection robots, and a blocking cover mechanism is composed of two dustproof blocking covers, two telescopic blocking covers and two connecting rods. When the mechanical arm body is jacked upwards to stretch out and pulled downwards to be stored, the two dustproof blocking covers rotate oppositely along with movement of the mechanical arm supporting platform to achieve opening and blocking, the interior of the inspection robot body can be opened through blocking of the two dustproof blocking covers, and the mechanical arm body is protected against dust interference when not in use. In the working process, the telescopic blocking cover is pulled to store and release the space to avoid interference, and different external environments are detected along with movement of the dustproof blocking cover. When the dustproof blocking cover shields, the detection part faces upwards, when the inspection robot is transported or idle, whether foreign matter and heavy object coping exist at the upper end or not is detected, after the mechanical arm works to drive the blocking cover to be opened, the proximity sensors face the two sides, detection personnel approach, and personnel safety is guaranteed.

Techniques for determining information about an event by one or more devices proximate to a roadway are described herein. For example, a device (e.g., a smart road stud) may include an integrated proximity sensor which can detect a static vehicle or a static object on the road. The device may process the sensor data to determine an event type and an event location for events. In some examples, the device can identify other devices in a vicinity of the event (e.g., other smart road studs located on the road), and select devices for performing actions, such as re-routing traffic. In some examples, the device can send sensor data and / or other types of data to other devices, such as an adjacent smart road stud, an edge device, and / or a remote computing device.

An intelligent shaving system is disclosed herein including a system having a handle, at least one blade connected to the handle, a microcontroller attached to the handle, a wireless communication unit configured to send and receive data from microcontroller to an external device, a memory configured to store data applicable to the at least one blade, and one or more sensors configured to send sensory data from the one or more sensors to microcontroller. The one of the one or more sensors is a proximity sensor or a camera having image sensor configured to capture video and / or still images. The shaving system assists in determining blade attrition and provides indicators to assist in shaving techniques. The shaving system further may include at least one blade slightly curved to follow & tangent of the skin. The at least one blade may have a nanolattice structure.

A monitoring apparatus is for an internodal transport container. A proximity sensor is mounted to a door actuator and to a door or container panel. A tamper-evident local circuit with a processor detects relative movement of the actuator and the panel. A transmitter transmits an alert radiation signal with an alert of if there is movement of the actuator indicating opening of a container door or tampering with the apparatus. The sensor has a first component for mounting to an internodal container locking bar, and a second component part of the local circuit 10 for mounting to a door panel. The first component in some examples snap fits to the bar and has a rotatable component which is retained by a retainer attached to a housing which is in turn attached to a container door. There is therefore no need to attach anything to the bar.

An elevator system has an elevator controller system to control movement of an elevator car between a predetermined number of floors of a building, and an elevator operating panel communicatively coupled via a multicore cable to the elevator controller system. The elevator operating panel includes at least one push-button having an open state and a closed state, wherein the push-button is configured to close in the closed state a wire loop of the multicore cable, and wherein the push-button is configured to be in the closed state when a user presses the push-button to enter an elevator call. In addition, the elevator system includes an ancillary operating panel arranged next to the elevator operating panel and having a proximity sensor for touchless entry of an elevator call.

The present disclosure is directed to a device configured to detect whether the device is in a bag or outside of the bag. The device determines whether the device is in or outside of the bag based on distance measurements generated by at least one proximity sensor and motion measurements generated by at least one motion sensor. By using both distance measurements and motion measurements, the device is able to detect whether the device is in the bag or outside of the bag with high accuracy and robustness.

The tire pressure control with visual feedback notifications includes a proximity sensor, operative with a tire pressure supply hose. A sensory and feedback unit (SFU) is removably attached intermediate the tire stem and the supply hose stem pneumatic coupler. The SFU has a first pneumatic coupler adapted to be removably attached to the vehicle tire stem. When attached, inflation air is supplied through an SFU pneumatic passage. A controller reads pressure PS via a sensor on the passage and determines, in some cases, over-pressure, under-pressure and recommended tire pressure PRI. When PS equal PRI, controller enables illumination of one or more lights on the SFU. A user interface (UI) sets the PRI in the controller memory. Power is a replaceable battery, a rechargeable battery and the SFU may have a kinetic generator for power.

The utility model relates to road detection technical field especially, it relates to a road flatness intelligent detection device, including main control circuit, multichannel capacitance sensor array, electromagnetic shield casing, the multichannel capacitance sensor array is by the multiple capacitive proximity sensor that is arranged in matrix, is fixed in detection device bottom, the multichannel capacitance sensor array adopts differential type measurement structure, and is equipped with the isolation drive ring between adjacent capacitive proximity sensor, the signal conditioning circuit is connected between the multichannel capacitance sensor array and main control circuit, the inertia measurement unit is connected to main control circuit, the electromagnetic shield casing covers the device, adopts the layered shielding structure, contains at least one conducting layer and a layer electromagnetic shield layer, and is connected through multipoint earthing between layers, the utility model can adopt multichannel capacitance sensor array and realize high accuracy, non -contact type measurement, and through the electromagnetic shield design, temperature compensation and attitude change compensation of the target ensure measurement stability.

The utility model relates to an integrated automatic imaging and identification analysis device for two insects and plankton in water. The integrated automatic imaging and identification analysis device comprises a camera, a fluorescent light source, an electric objective table, a driving mechanism, an objective lens, an electric objective table and a backlight source. The objective lens comprises a two-insect objective lens and a plankton objective lens (switchable), or only the two-insect objective lens is used for switching detection. The two-worm objective lens is 40 times, the floating objective lens is 20 times, or the camera is integrated with the 20 times objective lens. The driving mechanism is diversified and comprises a motor, a guide rail, a synchronous belt, a proximity sensor and a synchronous belt pressing block. The device solves the problems that traditional detection is low in efficiency, poor in accuracy and insufficient in equipment adaptability, automatic imaging and recognition analysis of the two insects and the plankton are achieved, the water resource pollution source monitoring efficiency and quality are improved, and technical support is provided for water ecological environment protection and treatment.

The invention provides an angle-adjustable industrial robot mechanical arm tail end clamping method and system. The angle-adjustable industrial robot mechanical arm tail end clamping method comprises the following steps that workpiece feature scanning is conducted; generating a clamping strategy; pre-positioning the clamping unit; self-adaptive closed clamping is carried out; dynamic locking and monitoring are carried out; carrying out real-time adjustment in the transfer process; accurate release is carried out; the clamping unit is replaced; a step of carrying out system self-calibration; and carrying out fault diagnosis and recovery. The invention provides a dynamic angle adjustment clamping method based on multi-sensor feedback, and solves the existing problems through the following core innovations: a double-axis angle adjustment mechanism: synchronously adjusting a pitch angle (alpha axis) and a yaw angle (beta axis) of a clamping jaw in an initial clamping stage, so that a clamping surface is adaptively attached to a curved surface of a workpiece; force-position mixed control is conducted, specifically, a pressure distribution sensor and a proximity sensor are combined, and the clamping angle and force are optimized in real time; the modular clamping unit supports rapid replacement of clamping plates and is compatible with special-shaped workpieces.

A vending machine includes a housing defining a product storage compartment for storing products. The housing of the vending machine includes a delivery portal and a front portion having a transparent panel configured to allow a consumer to view the products within the product storage compartment. A row of products is arranged within the product storage compartment. A proximity sensor is arranged within the product storage compartment and corresponds to the row of products. The proximity sensor is configured to detect a hand of a consumer within a predetermined detection distance of the proximity sensor, and a product in the row of products is selected when the hand of the consumer is detected within the predetermined detection distance of the proximity sensor. The vending machine includes a dispensing mechanism configured to convey the selected product to the delivery portal.

Methods and electronic devices for proximity-based collaboration are disclosed. The method includes monitoring proximity between the first device and the second device using a proximity sensor, triggering, based on information received from the proximity sensor, use of communication hardware to detect proximity between the first device and the second device, where the communication hardware has a comparatively higher power consumption to the proximity sensor, and in response to detecting proximity using the communication hardware, establishing a connection between the first device and the second device. This may allow for lower overall power consumption.

A wearable audio device is provided. The wearable audio device includes a first capacitive proximity sensor. The first capacitive proximity sensor is configured to generate a raw proximity signal. The wearable audio device further includes a second capacitive proximity sensor. The second capacitive proximity sensor is configured to generate a raw reference signal. The wearable audio device further includes a controller. The controller is configured to calculate a proximity threshold. The proximity threshold is calculated based on a product adjustment ratio, a bias value, and the raw reference signal. The controller is further configured to determine an on-head status. The on-head status is determined based on the raw proximity signal and the proximity threshold.

Provided is a proximity sensor capable of reducing failure of a detection surface. The proximity sensor detects a detection object. The proximity sensor includes a detection coil, a head housing, and a power supply cable. The detection coil generates a magnetic field for detection. The head housing accommodates the detection coil and has a detection surface. The power supply cable is a cable connected to the head housing to supply power to the detection coil. The head housing has a connection portion that guides the power supply cable in a direction intersecting the normal direction on the opposite side from the detection surface in the normal direction of the detection surface. The detection coil is disposed at a position separated from the connection portion in the normal direction.

The invention discloses a 3D printing feeding mechanism with a material breaking prevention function, and belongs to the technical field of 3D printing, the 3D printing feeding mechanism comprises a case, a coil penetrating assembly arranged in the case and used for fixing a consumable reel, a driving assembly arranged on the case and used for driving the consumable reel to rotate, and a pay-off detection assembly and a pay-off pipe arranged in the case; a wire of the consumable reel penetrates through the pay-off detection assembly and then is output outwards from the pay-off pipe. The pay-off detection assembly comprises an installation block connected with the machine box, a strip-shaped limiting groove is formed in the installation block in the vertical direction, a first proximity sensor and a second proximity sensor are arranged in the strip-shaped limiting groove in a spaced mode, and a wire rod penetrates through the strip-shaped limiting groove. The wire rod is located between the first proximity sensor and the second proximity sensor, and gaps are formed between the wire rod and the first proximity sensor and between the wire rod and the second proximity sensor. According to the device, the tension borne by the wire can be adjusted by adjusting the pay-off speed, it is ensured that the wire cannot be snapped in the pay-off process, and 3D printing can be normally conducted.

The invention discloses a liquid metal-based flexible proximity sensor formed through a mask spraying process. According to the manufacturing process, the manufacturing process and the performance of the proximity sensor are remarkably optimized. Through the improvement of the structural design, the thickness of the sensor is successfully reduced to be within 1mm, and the flexibility and adhesive force of the sensor in large-scale production and complex surface application are greatly improved. And secondly, in the aspect of performance characterization, the output capacitance change is stable, and the relative capacitance change rate is remarkably improved, so that the detection sensitivity and the anti-interference capability are enhanced. The sensor can be widely applied to the fields of intelligent clothing, man-machine interaction and robots.

The utility model relates to pipeline installation technical field discloses a kind of socket pipeline butt joint in place alarm device, including respectively installed on the clamping assembly of two to be butt joint pipeline, the clamping assembly includes fixed plate and clamping jaw installed on fixed plate, and one clamping assembly is vertically installed with telescopic rod on fixed plate, the end of telescopic rod is fixed with mounting plate, sensor probe is fixed on the mounting plate, and the fixed plate of another clamping assembly is installed proximity sensor.The utility model cooperates through sensor probe and proximity sensor, real-time monitoring pipeline butt joint state, accurately judges butt joint in place, avoids artificial misjudgment, and significantly improves construction accuracy.

The invention relates to a method and device for rapidly collecting and identifying pet iris biological characteristics, and the device comprises an optical imaging module which comprises a variable-focus optical assembly, and the variable-focus optical assembly is coupled with an image sensor; the 3D positioner comprises a laser transmitter and a proximity sensor and is used for determining the three-dimensional position of the target eyeball; and the wireless communication unit is used for data transmission. The invention has the beneficial effects that a compact, portable and intelligent optical device is provided, and the iris of an animal can be positioned and focused in real time even under the condition that a target moves or is not matched with the target. According to the invention, a multi-mode sensing technology is integrated to determine the three-dimensional position of a target eyeball, an imaging optical system is automatically focused, and a clear high-resolution image is captured under near-infrared illumination.

A computing system, a computer implemented method, and a wearable computing device to determine a cardiovascular response based at least in part on sensor data of a wearable device. For instance, a computing system receives impedance plethysmography (IPG) data generated by an IPG sensor positioned at a lower side of a housing of a wearable device. The computing system receives photoplethysmography (PPG) data generated by a PPG sensor positioned at the lower side of the housing and proximate to the IPG sensor. Then, the computing system determines a cardiovascular response based at least in part on a comparison of the IPG data and the PPG data, such as a peripheral myogenic response.

The invention relates to the field of MEMS sensors, and discloses an MEMS sensor air pressure drift pre-calibration method based on an outdoor cold environment, and the method comprises the following steps: S1, low air pressure environment construction and natural recovery, and S2, dynamic data synchronous acquisition. Pollution of vibration of the low-pressure box to calibration data of the sensor is fundamentally eliminated, the purity of the calibration data is ensured, the air pressure drift correction coefficient obtained through fitting truly reflects the physical relation between air pressure and sensor output, and the authenticity and accuracy of the calibration coefficient are remarkably improved. Aiming at the problem that the calibration process in the prior art is not natural, the air pressure natural recovery process is closer to the air pressure change scene experienced by the sensor during actual outdoor application, so that the generalization ability and the compensation effect of the calibrated air pressure coefficient in the actual environment are better, and the applicability problems that the precision required by a laboratory is high and the field error is large are effectively solved.

The air bag pump with the laser displacement device and the sensor has the advantages that the air bag pump with the laser displacement device and the sensor comprises an air bag pump body with connecting rods, the connecting rods are connected to shells at the upper end and the lower end of the air bag pump body in a penetrating mode, each connecting rod is formed by movably connecting two rod bodies, and limiting structures abutting against the shells when the connecting rods move are arranged outside the connecting rods in a matched mode. A first fixing seat is fixedly connected to the wall face, where the connecting rods penetrate through, of the shell, a laser displacement device is fixedly connected to the upper portion of the first fixing seat, connecting plates connected with the ends of the connecting rods are arranged in the left side and the right side of the shell, connecting seats are arranged on the shell on the outer sides of the connecting plates, and proximity sensors located in the shell on the outer sides of the connecting plates are connected to the connecting seats. According to the air bag pump, the moving distance and the position variable of the connecting rod are monitored through the laser displacement device and the proximity sensor, so that the flow of fluid conveyed by the air bag pump is controlled, the limiting structure can prevent the connecting rod from overtravel, and the air bag pump can control the flow more stably.