92results about How to "Avoid detection errors" patented technology

The utility model relates to a kind of airflow subsection screen filtering mechanism of laser gas analyzer, include box, gas inlet and gas outlet being arranged on box, filter mixing assembly being arranged in box and being interconnected by communicating pipe, suction pump and laser gas analyzer, gas shunt assembly of two end communication filter mixing assembly gas inlet end and suction pump gas outlet end;The filter mixing assembly includes the mixing box being arranged in box, filter assembly being arranged in mixing box, gas stirring assembly being arranged on filter assembly and rotating by airflow;The gas shunt assembly can make the gas flowing from mixing box again flow back into mixing box;The utility model continues to guide the gas flowing from mixing box gas outlet end to the place of mixing box gas inlet end by gas shunt assembly, so that gas is filtered and stirred again, so that gas is more uniform, avoid detection error, and when gas flows, it can produce the power of rotation for gas stirring assembly, so that motor drive is not needed.

This utility model discloses a wire harness sheath airtightness testing device, comprising: a testing box, a box cover on the top of the testing box, an air pump fixedly connected to one end of the top of the box cover, a fixed structure at one end of the air pump, a driving mechanism on one side of the testing box, a gas sensor fixedly connected to the inner side wall of the testing box, a pressure sensor fixedly connected to the other inner side wall of the testing box, a detector fixedly connected to one end of the outer side of the testing box, a vacuum pump fixedly connected to the back of the testing box, and an extraction pipe fixedly connected to the vacuum pump's extraction port. During installation, the wire harness sheath is simply placed on the connecting pipe. After inflation, the gas pressure expands the sealing ring, automatically pressing the sheath into the groove to form a tight seal, eliminating the need for manual stretching. When helium is filled, the sheath naturally straightens, ensuring uniform gas distribution and avoiding testing errors caused by traditional stretching. The system is equipped with an electric push rod for one-button opening and closing of the box cover, and features a detachable bolt design for easy maintenance.

The application provides a detection tool for bonding the current collecting piece, and the detection tool is provided with a clearance space corresponding to the through hole. The clearance space is designed at the center of the detection tool corresponding to the through hole. Since no glue is arranged at the clearance space, when the current collecting piece is pulled by using the detection tool, the welding condition can be accurately judged through the detection result, the glue flowing into the through hole is avoided to cause detection error, and thus the detection precision is increased.

The utility model discloses a zipper visual detection device capable of reducing detection errors, which relates to the technical field of zipper detection devices and comprises a detection table and a frame. According to the detection table, a supporting frame is arranged on the left side of the bottom face, conveying rollers are rotationally installed in the supporting frame, a guide roller frame is fixed to the top face of the detection table, the frame is installed on the right side of the top face of the detection table, machine bases are fixed to the upper side face and the lower side face in the frame, and defect detectors are placed in the machine bases; a detection unit is arranged on the left side face of the frame, and a light supplementing unit is arranged on the surface of the frame. According to the zipper visual detection device capable of reducing the detection errors, impurities such as dust on the surface of a zipper can be removed by adopting a matched dust sticking roller, so that the situation that the follow-up detection accuracy is affected due to impurity attachment is prevented, meanwhile, the angle of an illuminating lamp can be adjusted according to different detection conditions, and the detection error is reduced. And the accuracy of zipper detection can be improved by matching with a flaw detector.

This utility model discloses a battery testing cabinet, which includes a cabinet frame and a series of components. The cabinet frame is divided into two parts: a battery receiving chamber and a battery testing chamber. The battery receiving chamber is equipped with multiple horizontal partitions and ventilation grids for storing batteries that have completed testing and improving heat dissipation. The battery testing chamber is equipped with a placement plate, an adjustment slot, a clamping plate, and an electrical connection assembly. The battery charge is detected by controlling the up-and-down movement of the electrical connection assembly through a lifting cylinder. The electrical connection assembly adopts a return spring design to provide buffer protection and avoid damage to the battery or equipment from rigid contact. This application can improve testing efficiency, enhance versatility and safety, and is suitable for battery testing needs in various scenarios.

The invention relates to the technical field of visual inspection, and discloses a label surface pattern online detection device which comprises a main body box, detection tables are symmetrically arranged on the upper surface of the main body box, label bodies are placed on the upper surfaces of the detection tables, a supporting frame is arranged above the main body box, and a control box is fixedly installed at the top of the supporting frame; a detection head is fixedly connected to the bottom of the control box, a displayer is fixedly installed on the side face of the main body box, a leveling assembly is arranged above the detection table and comprises movable rolling wheels, the rolling wheels can roll along the surface of the label main body to level the surface of the label main body, and through the leveling assembly, after the rolling wheels are attached to the surface of the label main body, the surface of the label main body is leveled; the rolling device can roll along the surface of the label main body to flatten the surface of the label which may have wrinkles or bends, so that the influence of unevenness of the surface of the label on a detection result is eliminated, the surface of the label is in a flat state, and a detection head can accurately collect information of patterns on the surface of the label.

This utility model discloses a battery testing station, which includes a worktable, a screen bracket, a fixed platform, a column, a lifting cylinder, a sliding plate, a reinforcing crossbar, an extension frame, and a scanning gun. The lifting cylinder drives the sliding plate to slide up and down along the column, so that the electrode contact head on the extension frame accurately abuts against the battery electrode, while the scanning gun collects battery identification information. The positioning block ensures accurate battery positioning, and the straight groove design allows for flexible adjustment of the extension frame. This application can improve testing accuracy and efficiency, and is suitable for automated testing scenarios of batteries of various specifications, especially for the needs of large-scale production lines.

The utility model relates to the quartz stone board glossiness detection field, specifically disclose a kind of artificial quartz stone board glossiness detection device, including placing table and glossiness appearance, the inside both ends of through-hole are movably installed with first clamping plate and second clamping plate, the rear end fixed mounting of placing table has pneumatic cylinder, the top fixed mounting of placing table has mounting seat, the top of mounting seat is equipped with recess, the inside of recess is equipped with threaded sleeve, the top fixedly connected with link frame of threaded sleeve, the surface fixed mounting of mounting seat has first motor, the surface fixed mounting of link frame has second motor, fixed by the cooperation of first clamping plate and second clamping plate to plate material, pneumatic cylinder controls the movement of connecting plate and rack, the angle of first clamping plate and second clamping plate is adjusted, it is convenient to overturn after the plate material of fixed, and electric telescopic link and first motor control multidirectional detection to quartz stone board material, improve detection effect.

This utility model provides a flip-type circuit board precision detection and positioning device, relating to the field of circuit board detection technology, including a base plate; a flip assembly, the flip assembly including a support plate slidably connected to the base plate, a slider fixedly connected to one side of the support plate, a limit plate fixedly connected to the side of the slider away from the support plate, a toothed column fixedly connected to one side of the limit plate, a rotating wheel provided on one side of the limit plate, and teeth fixedly connected to the outer side of the rotating wheel; this design, through a handle and gear transmission structure, allows for flipping without removing the circuit board, simplifying the operation process; secondly, the engagement design of the pawl and ratchet ensures stable positioning of the circuit board after flipping, avoiding detection errors caused by shaking; and during installation, it can be adjusted according to the thickness and width of the circuit board, thus adapting to circuit boards of different specifications.

The invention discloses a programmable constant-temperature and constant-humidity test box based on uncooled infrared machine core assembly processing, and relates to the technical field of constant-temperature and constant-humidity test boxes, the programmable constant-temperature and constant-humidity test box comprises an experiment box, a placement groove is formed in the experiment box, a cover door is hinged to the outer side of the experiment box, and the programmable constant-temperature and constant-humidity test box further comprises a sensor assembly arranged in the cover door, the fixing plate is fixedly connected to the inner wall of the cover door, the outer side of the fixing plate is fixedly connected with a temperature sensor, an overtemperature protection sensor and a humidity sensor, the humidity sensor is sleeved with wet bulb gauze, and the outer side of the fixing plate is fixedly connected with a water tank; when the movable plate cleans the temperature sensor and the overtemperature protection sensor, the detection assembly detects the wet bulb gauze on the humidity sensor and detects whether the water absorption of the wet bulb gauze is kept within a specified range, and when it is detected that the water absorption exceeds the standard, the wet bulb gauze on the humidity sensor is automatically replaced through the replacement mechanism.

The invention provides an immunochromatography detection result reading method and device based on solid quantum enhancement, and relates to the technical field of immunochromatography detection. The immunochromatography detection result reading method comprises the following steps: emitting exciting light to a standard substance to excite the standard substance to generate a fluorescence signal for detection; microwaves are output to a standard substance, so that the standard substance generates spin resonance, and the intensity change of a fluorescence signal is caused; collecting the fluorescence signal after intensity change to obtain an optical detection magnetic resonance ODMR reference spectral line; determining a corresponding microwave calibration frequency according to the optical detection magnetic resonance ODMR reference spectral line; exciting light and microwaves which are calibrated according to the microwave calibration frequency and are subjected to amplitude or frequency modulation are emitted to a tested sample; and respectively detecting the fluorescence intensity variation of the quality control line and the detection line to obtain an immunochromatography detection result of the detected sample. The microwave frequency is calibrated by using the standard substance, the interference of background fluorescence is effectively shielded, and the detection sensitivity and accuracy are improved.

The utility model discloses a convenient detection positioning's skin detector relates to skin detector technical field, including skin detection frame, protective outer cover and positioning cavity, the outside installation of skin detection frame has the protective outer cover, the positive surface of skin detection frame is equipped with the positioning cavity, the inside symmetry of positioning cavity installs fixed inner plate, the head positioning frame is installed in the telescopic end of arc positioning telescopic link. The utility model discloses through being provided with positioning detection subassembly in the inside of positioning cavity, arc positioning telescopic link work drive head positioning frame moves to the outside of cavity and carries out positioning to the both sides of the head of detection personnel, and the both sides accurate positioning of head positioning frame to the head of detection personnel helps to ensure that the spectral imaging sensor and the face skin of detection personnel keep proper distance and angle, improves the accuracy and reliability of detection, and accurate positioning and the adhesion degree help to complete the detection process quickly, improve overall detection efficiency.

This invention discloses an air conditioning device that determines the initial and equilibrium temperatures of a power module; controls the compressor's operating state to ensure the IGBT output current has a relative zero temperature coefficient; determines the total power module losses at the equilibrium temperature based on the IGBT's relative zero temperature coefficient parameters; acquires the thermal resistance of the inverter driver and refrigerant radiator, and determines the theoretical temperature based on the thermal resistance and total losses; determines the theoretical temperature rise based on the theoretical and initial temperatures, and determines the measured temperature rise based on the equilibrium and initial temperatures; determines the deviation value based on the theoretical and measured temperature rises; acquires the standard deviation value, and compares the deviation value with the standard deviation value to determine whether the refrigerant radiator is qualified. The air conditioning device can intelligently assess the reliability of the refrigerant radiator and its installation.

This application belongs to the field of underground exploration engineering technology, specifically proposing a device and method for locating microfractures in deep salt caverns. The device includes: a surface excitation module, installed on the surface, for applying low-frequency micro-pressure fluctuation signals to the interior of the deep salt cavern and recording the phase timestamps corresponding to the low-frequency micro-pressure fluctuation signals; a downhole detection module, connected to the surface excitation module via a cable and suspended inside the deep salt cavern by the cable, for detecting high-frequency acoustic signals generated when gas leaks from the microfractures in the deep salt cavern and transmitting the high-frequency acoustic signals to a surface computing module; and a surface computing module, installed on the surface and communicatively connected to the surface excitation module and the downhole detection module, for performing phase-locked amplification processing on the high-frequency acoustic signals to locate the microfractures in the deep salt cavern. The technical solution provided by this application can improve the accuracy of locating microfractures in deep salt caverns.

This utility model discloses a surface defect detection device for rubber roller production, comprising a feeding assembly, a rotary drive assembly, a discharging assembly, and a vision inspection assembly. The feeding assembly includes a feed plate for the rubber rollers to be inspected, a feed lifting ramp, and a lifting assembly for orderly conveying the rubber rollers to be inspected. The rotary drive assembly includes an active drive shaft for roller rotation, a passive drive shaft for roller rotation, a roller rotation drive motor, and a drive shaft mounting bracket to ensure stable rotation of the rubber rollers. The discharging assembly includes a discharge lifting ramp and a collection trough for collecting the inspected rubber rollers. The vision inspection assembly includes a translational drive rail and a surface defect detection camera to achieve omnidirectional scanning of surface defects on the rubber rollers. This equipment has a high degree of automation, accurate detection, effectively improves the quality control level of rubber roller production, and ensures the surface quality of the rubber rollers.

The utility model discloses a computer flat cable automatic detection device, and relates to the technical field of computer detection equipment. The utility model discloses an automatic detection device for a computer flat cable, and the device comprises a detection platform which is used for installing a to-be-detected computer; the number of the supporting columns is four, the four supporting columns are distributed on the outer edge of the detection table in a rectangular array mode, and a mounting table is arranged at the free ends of the supporting columns; the detection assembly is installed on the installation table, the detection assembly is right opposite to the table top of the detection table, and the detection assembly is used for detecting a to-be-detected computer; wherein a detection channel is arranged between every two adjacent supporting columns.

This utility model discloses a transformer skeleton detection device, comprising: a conveyor belt, a guiding mechanism, a limiting component, and a moving component. The upper end of the conveyor belt is provided with a guiding mechanism for guiding the transformer skeleton. The conveyor belt is also provided with a limiting component for limiting defective transformer skeletons. The moving component removes the defective transformer skeleton from the conveyor belt. This utility model, by providing a guiding mechanism for guiding the transformer skeleton, has an adjustable width function to accommodate transformer skeletons of different sizes, facilitating the detection of transformer skeletons of different sizes and improving the device's adaptability. Simultaneously, the guiding mechanism has an automatic alignment and correction mechanism to ensure that the transformer skeleton is always centered during transport, avoiding detection errors or jamming due to tilting or offset during transport, and improving the imaging stability of the CCD inspection camera.

The utility model is suitable for the technical field of metal part strength detection, and provides a metal part strength detection device which comprises a machine body, the output end of the hydraulic cylinder extends into the machine body and is fixedly connected with a sliding seat, the bottom end of the sliding seat is fixedly connected with a pressure sensor, the bottom end of the pressure sensor is fixedly connected with a mounting seat, and a detection disc is arranged at the bottom end of the mounting seat. The output end of the pneumatic telescopic rod extends into the clamping base and is fixedly connected with a pressing plate. According to the metal part strength detection device provided by the scheme, a metal part sample is horizontally clamped and vertically pressed and fixed by utilizing the clamping assembly and the clamping seat, and scraps falling through a limiting groove and a fixing groove can be collected by utilizing the collecting assembly, so that inconvenience of subsequent cleaning caused by accumulation of the scraps in the fixing frame is avoided; and meanwhile, the normal thread transmission action between the positive and negative thread rod and the thread seat is prevented from being influenced by accumulation of chippings.

The application discloses a kind of garment pattern defect automatic detection method and system, it is related to image recognition field, including: extraction module, for collecting the front flat plane gray image of the garment to be detected, extract all length greater than the continuous pixel curve of preset threshold in image, generate long curve set;Filtering module is used to traverse each curve in long curve set, judge whether it is closed curve or the boundary curve of two ends respectively connected to two closed curves, and obtains garment structure line set by screening;The application is suitable for different styles, fabric, size garment detection, can effectively filter fabric wrinkle, shooting noise and decorative element interference, accurately extract garment structure line, and can accurately distinguish natural wrinkle and pattern structure deviation, dynamically set deviation tolerance threshold, quickly locate defect position, automatically determine defect type, divide severity level and generate visual result, effectively adapt to garment industrialization batch quality inspection.

The application discloses a high-temperature ultraviolet ammonia monitoring device and relates to the field of ammonia monitoring devices.The device comprises a case, an air inlet pipe is installed on the case, a detection box is installed in the case, an air outlet pipe is also installed on the case, an air inlet branch pipe is installed on the right side of the detection box, an air outlet branch pipe is installed on the left side of the detection box, and the air outlet branch pipe is connected with the air outlet pipe; a sampling mechanism is arranged in the detection box and is used for separately sampling and sealing the detected gas; a channel switching mechanism is used for controlling the flow direction of the gas.The high-temperature ultraviolet ammonia monitoring device adopts the sampling mechanism, can realize the separate sampling and sealing of the dynamic measured gas, and can make the measured gas sample in a sealed space, thereby avoiding the influence of air flow turbulence on the accuracy of the detection data, avoiding the detection error caused by the dilution of the ammonia concentration due to the gas flow, and ensuring the accuracy of the detection data.

This invention relates to the field of paper product testing technology, and discloses an intelligent sensing real-time monitoring device for the folding strength of paper corner protectors, comprising: a frame, a conveying mechanism, a testing mechanism, a driving mechanism, and a control center. The conveying mechanism includes an infeed platform and an outlet platform, both mounted on the frame; one end of the infeed platform is connected to an external conveyor belt; the infeed platform is equipped with at least two first electric drive wheels; the two first electric drive wheels are used to collaboratively clamp the paper corner protectors and push them to move; the outlet platform is equipped with a first sensing unit and an electric plate; the testing mechanism includes a detection telescopic rod and a lifting support platform, the detection telescopic rod being located above the lifting support platform; the detection telescopic rod is equipped with a pressure sensor and a displacement sensor; the top surface of the lifting support platform is provided with at least two support columns; the paper corner protector is located between the detection telescopic rod and the support columns to perform three-point bending strength testing on the paper corner protector. This enables real-time testing of each paper corner protector product.

The utility model discloses a building wall thickness detection device, which belongs to the technical field of wall thickness detection and comprises a handheld rod, an abutting disc is fixedly connected to the front end of the handheld rod, a traction wire is fixedly connected to the lower end of one side, close to the abutting disc, of the handheld rod, and a fixing rod is fixedly connected to the lower end of the traction wire. The side end of the fixed rod is fixedly connected with a calibration plate, the side end of the calibration plate is fixedly connected with a measuring rod, and an electromagnet is fixedly connected between the measuring rod and the calibration plate, so that the purpose of measuring the thickness of a wall body by clamping the wall body through the vertically downward calibration plate and the clamping plate can be achieved, and the calibration plate is kept stably attached to the wall edge by using the falling acting force; and under the magnetic attraction action of the electromagnet, the magnetic sliding sleeve slides along the outer end of the measuring rod to drive the clamping plate to clamp the wall between the clamping plate and the calibration plate for thickness detection, so that the detection error caused by non-alignment is effectively prevented, and the accuracy of the detection device is greatly improved.

The utility model belongs to the technical field of metering detection, and provides a dust particle counter which comprises a laser light source, a detection cavity, a detection unit and a light absorption assembly, wherein the laser light source and the light absorption assembly are coaxial; an axisymmetric plano-concave reflector group taking the optical axis as a symmetric axis is arranged in the detection cavity; the detection units are arranged on the two sides of the axisymmetric plano-concave reflector group. According to the utility model, by utilizing the light convergence characteristic of the axisymmetric plano-concave reflector group, the peak illuminance in the detection cavity can be effectively improved, and the intensity of light signals scattered by dust particles is enhanced, so that the light signal collection efficiency is greatly improved, and the detection unit can capture clearer and more accurate light signals; the powerful guarantee is provided for accurately measuring the quantity and the particle size of dust particles. Meanwhile, the axisymmetric plano-concave reflector group is simple in structure, compared with a complex optical system, the axisymmetric plano-concave reflector group is low in installation and debugging difficulty, and manufacturing and maintenance cost is reduced.

This invention discloses a rapid detection device for the planar runout of the end face of medium and large bearings, comprising a base and a turntable. The top wall of the turntable serves as a placement surface, and several slots are evenly distributed along the circumference of the turntable on the placement surface. Each slot is formed from the edge of the turntable towards its center. A clamp is movably mounted in any three slots, arranged in a triangular pattern. Each clamp has an arc-shaped contact surface at its starting end for contacting the outer peripheral wall of the bearing race under test. Each clamp is equipped with a fastening structure for securely connecting the clamp to the corresponding slot and an adjustment structure for adjusting the relative height between the clamp and the turntable to accommodate bearing races of different thicknesses. The base is equipped with a detection element for detecting the planar runout of the bearing race end face. This invention solves the problems of existing bearing planar runout detection equipment, such as complex structure, poor adaptability, easy damage to the bearing surface, inconvenient disassembly and assembly, and low detection efficiency.

The application discloses a kind of automobile supercharger turbine rotor dynamic balance detection equipment, for carrying out dynamic balance detection to turbine rotor, comprising: casing;Drive system, be located in the casing, and with the turbine rotor is connected, for transmission the turbine rotor;Support structure, be located in the casing, for supporting the turbine rotor;Mounting structure, the mounting structure is detachably mounted in the support structure;Detection structure, the detection structure is installed in the mounting structure;The application relates to the technical field of dynamic balance detection, is realized by the synergistic effect of integrated mounting mechanism and omnidirectional stable support structure, solves the problems, such as that operation of traditional equipment is complex, detection precision is insufficient, and adaptability is poor, significantly improves the efficiency, precision and reliability of automobile supercharger turbine rotor dynamic balance detection.

The invention belongs to the technical field of semiconductor manufacturing process control and detection, and discloses an embedded wireless sensing test wafer for multi-physical field in-situ detection of a semiconductor manufacturing process, and the test wafer comprises a cabin, an optical detection module, a main control module, a power supply module and a heat dissipation module. The optical detection module receives a plasma optical signal through a CMOS optical sensor, and after signal amplification and analog-to-digital conversion are carried out through the detection chip set, the plasma intensity is analyzed by the main control module. The communication module can wirelessly transmit data to an external device. The optical path is provided with an optical filter to improve the signal-to-noise ratio, the heat dissipation module adopts a turbofan to ensure the heat dissipation efficiency, and the power supply module provides stable power supply through a voltage stabilizing circuit. Multi-physical field signals such as plasma and the like can be monitored in situ in real time through the optical sensor, data are transmitted wirelessly, the structure is compact, and process control and yield can be improved.

The application provides a magnetic ring coil quality detection system and method based on visual detection. The system comprises a magnetic ring coil conveying belt, a mechanical hand arranged close to the magnetic ring coil conveying belt, a front view detection area and a side view detection area arranged along a conveying path of the magnetic ring coil conveying belt, a front view detection camera arranged opposite to the front view detection area, a side view detection camera arranged opposite to the side view detection area, the front view detection camera and the side view detection camera connected to a detection host, and the mechanical hand used for converting a magnetic ring coil to be detected into a side standing state in the side view detection area. The detection host realizes defective product screening according to a front view image and a side view image. The effect is that the magnetic ring coil quality detection can be realized continuously and quickly without wiring test, and the detection efficiency is improved. The safety hidden danger caused by power-on test and the detection error caused by unstable wiring are avoided. The automatic screening of defective products can be realized.

This utility model discloses a bolt tightening detection device, relating to the field of steel structure locking component detection technology. The utility model includes a screw, a connecting member on the surface of the screw, and a nut threadedly connected to the surface of the screw. A detection mechanism is provided on one side of the screw, including a V-shaped detection buckle disposed between the nut and the connecting member, a housing disposed on the top of the V-shaped detection buckle, and a scale plate fixedly connected to the rear side of the housing. This utility model, through the cooperation of the V-shaped detection buckle, spring, and scale plate, can intuitively and accurately reflect the bolt tightening state, avoiding measurement errors caused by sensor wear or insufficient power in traditional torque wrenches, thus improving the reliability of the detection results. The device has a simple structure, requires no electronic equipment or complex operation; operators only need to observe the scale value pointed to by the pointer to determine the tightening state, lowering the technical threshold and making it suitable for widespread use.

The utility model discloses a vat appearance printing on-line visual inspection system which comprises a product conveying line used for transporting vats, a steering conveying line is arranged at the tail end of the product conveying line, one discharging end of the steering conveying line is connected with a qualified product conveying line, and the other discharging end of the steering conveying line is connected with a defective product conveying line. A detection frame is fixedly connected to the product conveying line frame body, an area array industrial camera and a linear array industrial camera are arranged on the detection frame for cooperative work, a large barrel is conveyed into the detection frame through the product conveying line by arranging the product conveying line, the defective product conveying line, the qualified product conveying line and the steering conveying line, and after detection of the two cameras, the large barrel is conveyed into the detection frame through the steering conveying line. Through the arranged steering conveying line, the detected large barrels are conveyed to the qualified product conveying line or the defective product conveying line, so that the qualified large barrels and the unqualified large barrels are automatically distinguished, manual carrying and sorting of the large barrels are avoided, the detection speed and the detection efficiency are not affected, and the universality, the adaptability and the automation level of equipment are greatly improved.