31results about How to "Thorough testing" patented technology

The invention provides a multi-mode signal detection method and a multi-mode signal detection system for rail defects. The method includes the following steps: an optical signal of an area to be detected on the surface of a rail to be detected is acquired, and according to the optical signal, the spatial distribution information and surface injury type of rail surface injuries are determined; an opto-acoustic signal of the location area where the rail surface injuries is acquired, and according to the opto-acoustic signal, the spatial distribution information and shallow injury type of shallow rail injuries are determined; ultrasonic echo signals of the location area where the shallow rail injuries and a deeper area are acquired, and according to the ultrasonic echo signals, the spatial distribution information and deep injury type of deep rail injuries are determined; according to the spatial distribution information of the surface, shallow and deep of rail injuries, in combination with the optical, opto-acoustic and ultrasonic detection data, the rail to be detected is reconstructed three-dimensionally. The invention effectively increases the precision and efficiency of detection results, and can more visually and vividly show the defects existing in the rail.

The invention relates to the technical field of computers, and provides an intelligent Docker container malicious file detection method and device. The method is applied to a server and comprises: acquiring a plurality of files in an original mirror image of a target Docker container, wherein the target Docker container is a to-be-detected Docker container; for each file in the plurality of files,detecting the file by using a malicious file feature code based on a yara rule so as to judge whether the file is a malicious file or not, and obtaining a first detection result; for each file in theplurality of files, detecting the file by using antivirus software to judge whether the file is a malicious file or not to obtain a second detection result; obtaining a plurality of webpage files inan original mirror image of the target Docker container; and for each webpage file in the plurality of webpage files, inputting the webpage file into a webpage classification model to detect whether the webpage is a Webshell webpage backdoor file or not, and obtaining a third detection result.

The invention discloses a rapid detection device for a liquid crystal antenna panel. The rapid detection device comprises six systems, namely a light source generation system, a light path regulationand control system, a detection sample fixing system, a polarizing film disassembly and assembly and motion control system, an optical signal collection and conversion system and a to-be-detected liquid crystal antenna panel. A light source component array is designed, each light source component can be independently switched on and off according to detection requirements, and detection of different emergent light angles and fine and comprehensive optical detection of liquid crystal products are achieved by adjusting parameters such as the emergent light angle and the emergent light polarization state of the light source. According to the device, a photoelectric signal detector and an image acquisition camera (CCD) are combined for use, so detection results can be accurately classified andobtained, an automatic online detection mode is provided, and the detection speed is high. The detection identification degree of the to-be-detected liquid crystal antenna panel is effectively improved, and the variety and detection efficiency of product defect detection of the liquid crystal antenna panel in production and manufacturing are greatly increased.

The invention discloses a ceramic product notch repairing device which comprises a machine body and a detection cavity in the machine body. An inlet communicating with the outside is formed in the upper end of the detection cavity, first sliding grooves are symmetrically formed in the left wall and the right wall in the detection cavity, fixing blocks are arranged on the first sliding grooves in asliding manner, and first gears are fixedly arranged at the lower ends of the fixing blocks; and an air cylinder is arranged in each first gear, a detection block is arranged at the tail end of a telescopic rod at the front end of each air cylinder, a second sliding groove is formed in each detection block, a pressure sensor is arranged at the rear side of each second sliding groove, the pressuresensors can sense stress changes, and a rack is arranged on the second sliding grooves in a sliding manner. According to the ceramic product notch repairing device, the positions of notches in ceramic bowls can be automatically detected, and the sizes of the notches can be detected, so that different amounts of raw materials are selected to repair the ceramic bowls, and resources are saved; and meanwhile, the device can be suitable for the ceramic bowls of different sizes and heights, the device can comprehensively detect the bowls from top to bottom through adjustment, and detection is morethorough.

The invention discloses a medical device detection device, which comprises a base, a detection box is arranged on the upper side wall of the base, the detection box is a hollow structure, and a telescopic door is arranged on one side wall of the detection box, The base is a hollow structure, and the upper side wall of the base is provided with an upward strip-shaped opening, and the side wall of the base is provided with a first drive motor, and the output shaft of the first drive motor runs through the base The side wall of the threaded rod is connected with a horizontally arranged threaded rod, the side of the threaded rod away from the first drive motor is rotatably connected with the inner wall of the base, and the outer side wall of the threaded rod is also sleeved with two matching nuts, and the side walls of the two nuts are provided with vertically arranged connecting rods. In the present invention, the medical instrument detection device can clamp surgical instruments of different sizes, and the clamping operation is convenient. In addition, multiple surgical instruments can be detected at one time, and the detection efficiency is greatly improved.

The invention discloses a multifunctional medical pediatric auscultation device. The multifunctional medical pediatric auscultation device comprises a supporting shell; a central processing unit, a storage battery, a storage device and a signal converter are arranged in the supporting shell, and the input end of the central processing unit is electrically connected with the output ends of the storage battery and the signal converter; the central processing unit is in bidirectional electrical connection with the storage device; a displaying device and controlling keys are arranged on the upper surface of the supporting shell; pulse of a patient can be detected through a pulse detecting device, so that detecting is more convenient; a blood pressure detecting device and an auscultation device are connected to a connector; the situation inside the patient can be detected through the auscultation device, so that detecting is more thorough; and blood pressure of the patient can be detected through the blood pressure detecting device, so that various detecting can be achieved. According to the multifunctional medical pediatric auscultation device, the structure is simple, operation is easy, not only can auscultation be conducted on the patient, but also the pulse and blood pressure of the patient can be detected, so that detecting is more thorough.

The invention relates to a double-headed manual gun testing method comprising the steps of a, a gun life test in which an automatic test machine conducts a cycle usage test for 5000 to 20000 times; b, a gun body pressure-resistant test in which the gas with a pressure of 8KG is injected into a gun body and lasts for 60 minutes; c, a sealing test in which a gas pipe connector is connected, the gas pressure of 3 to 5KG, the gun body is immersed in water, the number of bubbles are observed at each screw, and whether bubbles come out at an inner nozzle insert and a gun handle is observed; d, a test in which the liquid with a pressure of 4 to 6KG is injected, and whether the liquid leaks at a liquid pipe connector is observed; and f, a spray coating test in which the effect of atomization is observed. The testing method can detect the airtightness of multiple parts of the gun. In addition, the testing method is also for detecting the spray coating effect of different shapes, so that the spray coating effect is detected thoroughly.

The invention discloses a carbon fiber composite core wire round inspection device and a using method thereof. The device comprises a first main body, one side of the first main body is connected with a second main body, and the top of the first main body is provided with push buttons; the outer side face of the second main body is provided with a display screen, a detection groove formed in the front face of the second main body longitudinally extends to the back face of the second main body, laser ultrasonic detection devices are arranged in the detection groove, and a containing cavity is formed in the second main body and located under the detection groove; the bottom of the containing cavity is provided with a base, a sliding block is connected in a sliding groove formed in the top of the base, the two sides of the base are each connected with a micro hydraulic cylinder, one end of each micro hydraulic cylinder is connected with a hydraulic rod, the other ends of the hydraulic rods are inserted into the sliding groove formed in the top of the base and connected with the sliding block, and the top of the sliding block is connected with a connecting plate. The device has the effects of fixing and rotating a carbon fiber composite core wire, therefore, detection is more thorough, and monitoring is more convenient.

The invention discloses a laser detection device for substances and relates to the field of substance detection devices. The device comprises a base station with a first power device mounted at the bottom, at least two parallel material grooves are formed in the top face of the base station. A laser generating device is installed above the base station through a support and is used for emitting laser, meanwhile, a beam splitter prism is mounted on the support and is used for splitting laser emitted by the laser generating device to form split light capable of being emitted into the material grooves, the support is further provided with at least two laser sensors used for receiving the split laser reflected by the material grooves, and the laser sensors are both in signal communication witha PC end. Therefore, the purpose of dynamically collecting the laser information of the to-be-measured object is achieved.

The invention belongs to the field of steering wheel skeleton detection, and particularly relates to automatic electronic inspection equipment capable of rapidly detecting a steering wheel skeleton, which comprises a base, a top plate is arranged right above the base, support plates are fixed on two sides of the bottom of the top plate, and the tail ends of the support plates are fixed at corresponding positions of the top of the base. The steering wheel framework is fixed to the surface of the limiting block, then the steering wheel framework is abutted through the abutting plate, then the vertical rod is driven to rotate through the motor, the distance of the periphery of the steering wheel framework is detected through the high-precision distance sensor, and therefore the size of the steering wheel framework can be rapidly detected; compared with a previous detection mode, the efficiency is remarkably improved, meanwhile, the detection accuracy is improved, the peripheral wall of the steering wheel framework can be detected in an all-around mode, detection is comprehensive and thorough, meanwhile, detected data can be fed back and recorded, and reference is conveniently provided for later steering wheel size optimization.

The invention belongs to the field of spheroidal graphite cast pipe processing, and particularly relates to a spheroidal graphite cast pipe centrifugal casting thickness measuring device which comprises a top plate, supporting plates are fixed to the two ends of the top plate, a first limiting sliding groove is formed in the bottom of the top plate, and a first lead screw motor is fixedly installed on the left side wall of an inner cavity of the first limiting sliding groove. The outer end of a transmission shaft of the first lead screw motor is fixedly connected with a first lead screw. The ultrasonic thickness gauge can be attached to the outer wall of the mold, the thickness of raw materials, evenly distributed on the inner wall of the mold, in the mold in the rotating process can be measured according to the ultrasonic thickness measuring principle, and therefore the thickness can be accurately measured in the machining process, material adding or material adding stopping can be conducted in time, and the machining efficiency is improved. Meanwhile, compared with the prior art, later detection is not needed, waste is avoided, automatic detection is conducted, operation is convenient and fast, and efficiency is improved.

The invention discloses a method for detecting the integrity of a weld through an ultrasonic guided wave array. The method comprises the following steps: 1, exciting L (0, 2) symmetrical guided waves in a pipeline, and arranging sensor arrays at two sides of the weld to receive a detection signal; 2, calculating the peak of incoming waves before the guided waves go through the weld and the peak of transmitted waves after the guided waves go through the weld, and adopting the reciprocal of a transmission coefficient as a damage index; and 3, drawing the circumferential distribution curve of the damage index, and carrying out weld defect parameter identification on the peaks of the curve. The ultrasonic guided wave array is adopted to realize thorough detection and high precision of the integrity of the weld.

The invention provides a clamping and moving assembly for paint detection, comprising a mounting ring formed by splicing a plurality of arc-shaped plates, and adjacent arc-shaped plates are connected to each other through connecting plates; There are clamps. The invention can solve the deficiencies existing in the prior art, meet the needs of flexible rotation at multiple angles, facilitate detection and improve detection efficiency.

The invention relates to a double-head pneumatic spray gun testing method. The double-head pneumatic spray gun testing method includes the steps of A, testing service life of the spray gun, namely, conducting cycle usage test for 5,000-20,000 times by an automatic tester; B, subjecting a spray gun body to pressure resistance testing, namely, injecting air with the pressure of 8 KG into the gun body for 60 minutes; C, testing airtightness, namely, establishing connection with an air pipe joint at the air pressure of 3-5 KG, observing the number of bubbles rising from all screws respectively when the gun body is immerged into water, and observing whether or not the bubbles rise from a gun nozzle; D, establishing connection with liquid with the pressure of 4-6 KG and observing whether a liquid pipe joint leaks liquid or not; F, conducting spray testing, namely, observing atomization effects. The double-head pneumatic spray gun testing method is capable of testing airtightness of multiple portions of the spray gun and can be more thorough in spray effect detection by testing different shapes of spraying effects.

The invention discloses a pipeline detection device. The detection device comprises a detection device body, wherein the detection device body comprises a front shell body and a rear shell body, the front shell body is located at the top end of the rear shell body, a fixing plate is arranged between the front shell body and the rear shell body, the front shell body is a semi-circular transparent shell body, a miniature camera is arranged inside the front shell body, and a plurality of LED lamps are symmetrically arranged at the positions, located on the two sides of the miniature camera, inside the front shell body; and a rotating structure is arranged at the bottom end of the miniature camera, and comprises a rotating disc, a fixing disc, a first gear, a second gear, a third gear and a rotating column, wherein the first gear is arranged on the inner side of the rotating disc, the fixing disc is fixed in the middle of the rotating disc, a hollow cavity structure is formed between the rotating disc and the fixing disc, the third gear is arranged at the top end of the fixing disc, the rotating column is arranged in the third gear, and the rotating column penetrates through the thirdgear and extends to the bottom end of the fixing disc. The device has the beneficial effects that the miniature camera can detect the condition in a pipeline, meanwhile, a positioning chip can detectthe position of the detection device body in real time, so that the detection efficiency is guaranteed.