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85results about How to "Accurate detection accuracy" patented technology

Ground penetrating radar roadbed disease target detection method based on convolutional neural network

ActiveCN112462346ASatisfy the dataset requirementsRich target feature informationRoads maintainenceNeural architecturesData setAlgorithm
The invention discloses a ground penetrating radar roadbed disease target detection method based on a convolutional neural network. The method comprises the steps of obtaining original image data of ground penetrating radar simulation and actual collection; performing corresponding preprocessing on the original image data to obtain ground penetrating radar preprocessed images; marking and storingtarget information in the original and preprocessed images; constructing a PASCAL VOC data set by the ground penetrating radar image and the marking information file, and dividing the PASCAL VOC dataset into a training set, a verification set and a test set; dynamically setting an anchor frame parameter initial value in combination with the marked target frame aspect ratio; and then adopting a Cascade R-CNN network built by training set training and verification set fine tuning to obtain a convolutional network model, evaluating the performance of the network model by using the test set, andfinally realizing accurate and rapid detection of the roadbed disease target of the ground penetrating radar. The method does not depend on artificial identification, has strong generalization ability, and can realize rapid and accurate detection of roadbed disease targets.
Owner:XI AN JIAOTONG UNIV

Displacement detection apparatus for linear motion mechanism and rear wheel steering apparatus for vehicle including the same

A displacement detection apparatus (5) for a linear motion mechanism (3c) includes a nut member (36), a rod (2) including elongate grooves (2r, 2s) elongating in an axial direction of the rod (2) and a through hole (2h), a permanent magnet (5b) disposed parallel to the rod (2), a magnet block (50) made of synthetic resin and including a retaining portion (52) holding the permanent magnet (5b), a pair of leg portions (53) extending from ends of the retaining portion (52) that are spaced apart, and a nut (54) made of metal insert-molded at an intermediate position between the pair of leg portions (53), and a displacement sensor (5a) disposed opposing to the permanent magnet (5b). The pair of leg portions (53) and the nut (54) of the magnet block (50) are disposed in the elongate groove (2r) of the rod (2) and the magnet block (50) is fixed to the rod (2) by a bolt (51) screwed to the nut (54), the bolt (51) penetrating through the through hole (2h) extending through the rod (2).
Owner:AISIN SEIKI KK

Vehicle Classification Method Based on Two-column Vertical Radar Waves

The invention discloses a vehicle classification method for double-row vertical radar waves. A microwave vehicle detector is installed on the side of the road. The microwave vehicle detector adopts an array type double microwave radar. The microwave vehicle detector is composed of a vector decomposition module and a frequency analysis module. and a microprocessor. The method of the present invention is a comprehensive identification and analysis of the echo characteristics, analyzing the characteristic value of the echo to obtain a group of typing results, analyzing the frequency of the echo, and then obtaining a group of typing results; finally, the The two classification results are weighted to obtain the final vehicle classification result. Because this product adopts the two-level small network classification method in the neural network, it can greatly improve the classification speed, solve the real-time problem of vehicle classification, and improve the accuracy and stability of classification.
Owner:LIAONING JINYANG GROUP INFORMATION TECH

Automatic temperature regulating system for constant temperature furnace

The invention discloses an automatic temperature regulating system for a constant temperature furnace. The automatic temperature regulating system comprises a temperature detection unit, a controller, a temperature display unit, a parameter setting unit, a theoretic heating temperature estimating module, a deviation comparing controller and a warning unit, wherein the controller is used for controlling a heating device of the constant temperature furnace according to the temperature information detected by the temperature detection unit; the deviation comprising controller is used for comparing and analyzing the temperature which is detected by the temperature detection unit in real time with the actual heating temperature calculated by the theoretic heating temperature estimating module; the warning unit is controlled by the controller; the temperature detection unit comprises a plurality of temperature sensors and mean solving modules, wherein the temperature sensors are arranged in the center and a plurality of positions on the inner side of the circumferential wall in the constant temperature furnace; and the mean solving modules are respectively connected with the temperature sensors. The automatic temperature regulating system has the advantages of reasonable design, good use effect and high intelligent degree and is easy and convenient to operate; the detected temperature can accurately reflect the actual temperature in the heating furnace in the current state; the heat treatment effect of processed workpieces can be effectively ensured; and the automatic temperature regulating system has remarkable economic and social benefits.
Owner:XIAN KUOLI MACHANICAL & ELECTRICAL TECH

Detecting method, device and system for cutting precision of laser cutter

The invention provides a detecting method, device and system for cutting precision of a laser, and relates to the technical field of cutting equipment detection. The method comprises the following steps of: obtaining a preset marking and detecting graph; controlling a marking pin assembly to mark on a detecting board according to the preset marking and detecting graph, thereby forming a marked graph; movably mounting the marking pin assembly on a portal frame of the laser cutter; arranging the detecting plate on a bed body surface of the laser cutter; controlling length of a marking and detecting graph practical feature of a projection detector; and determining cutting precision of the laser cutter according to errors between the length of the practical feature and length of a preset feature of the preset marking and detecting graph. According to the embodiment of the invention, the method avoids the problem that output efficiency of laser cutting equipment is severely affected as mounting and dismounting time for fittings such as a laser head, a laser unit and a water cooler is relatively long; and meanwhile, material cost is reduced.
Owner:JINAN BODOR LASER CO LTD

Detection device of bonding strength between rotor core and magnet ring

The invention provides a detection device of bonding strength between a rotor core and a magnet ring, wherein the detection device can accurately reflect the bonding strength between the rotor core and the magnet ring. The detection device comprises an operating table-board, a machine frame, a workpiece placing position and a detection mechanism; the machine frame is placed on an operating platform and mainly comprises a stand column, a bottom plate and a top plate; the bottom plate is arranged on the lower portion of the stand column in a suspended mode and provided with the workpiece placing position; the detection mechanism is arranged on the top plate and comprises a downward pressing cylinder, a compression bar and a displacement sensor; the compression bar is vertically arranged below the top plate; the downward pressing cylinder is fixedly arranged on the top plate; the action end of the downward pressing cylinder acts on the compression bar and drives the compression bar to move downward; the displacement sensor corresponds to the workpiece placing position and is arranged below the bottom plate; and the compression bar, the workpiece placing position and the displacement sensor are coaxially arranged.
Owner:SUZHOU LING AUTOMATION EQUIP

Variable speed drive for internal combustion engine

A variable speed drive wherein an impact to be transmitted to an inputting mechanism is absorbed. A shift spindle has an input side end portion to which an inputting mechanism is connected and an output side end portion supported for rotation at a transmission side supporting portion provided on a transmission case. A master arm is positioned between the input side end portion and the output side end portion in an axial direction of the shift spindle. An extension collar member is fixed integrally to the master arm. The extension collar member connects the master arm and a connection portion provided at a location of the shift spindle rather near to the input side end portion than the output side end portion. The extension collar member extends from the connection portion toward the master arm with a gap left from an outer circumferential face of the shift spindle.
Owner:HONDA MOTOR CO LTD

Sealing detection system of intercooling front intake pipe, and use method thereof

The invention discloses a sealing detection system of an intercooling front intake pipe, and a use method thereof. The sealing detection system comprises a water tank, a control cabinet arranged on one side of the water tank, a detection device arranged on an upper edge of the water tank, and a lifting device located in the water tank. Compared with the prior art, the sealing detection system disclosed by the invention has the advantages that the intercooling front intake pipe is pre-fixed by a convex block and the intercooling front intake pipe is fixed by the cooperation of a ''U''-shaped ring and a nut, so that the intercooling front intake pipe is fixed firmly, and the device is not loose; a pipe head is sealed by a sealing device, and the movement of the sealing device is limited by afastening device, thereby ensuring the strict sealing of the pipe head, and accordingly, the sealing effect is good; and a clamping portion is arranged on a vertical limiting rod of the sealing device, the clamping portion is close fit with a clearance to prevent the occurrence of a gap between a gland and the pipe head when the fastening device is screwed, thereby avoiding the influence of the poor sealing effect of the pipe head on the detection result and playing a secondary limiting role, and furthermore, the system is simple in overall structure, convenient to use, good in sealing and detection effects and suitable for promotion and application.
Owner:杭州萧山汽车滤清器有限公司

Flatness detecting and distinguishing device of network transformer

The invention provides a flatness testing and distinguishing device for a network transformer, which relates to the technical field of testing equipment and includes a frame, a first guide rail installed obliquely on the frame, a detection mechanism arranged in the frame, a fixed The material guide trough connected to the upper end of the first material guide rail, the discharge chute fixedly connected to the lower end of the first material guide rail, the PLC controller installed inside the frame and the control panel installed on the surface of the frame, the first material guide There is a worktable in the middle of the rail, and the detection mechanism is located on both sides of the workbench. The discharge chute includes the first discharge chute and the second discharge chute. Fixedly connected with the second guide rail extending to the bottom of the movable plate, the guide rail is equipped with an air blowing device that can spray air in the feeding direction, PLC controller and detection mechanism, material guide groove, control panel, workbench, and discharge Groove, activity board connection. The invention can accurately and efficiently distinguish the blanking while improving the detection precision.
Owner:LEIYANG YAXIANG ELECTRONICS TECH

Lightweight human face 3D key point detection method and system

The invention discloses a lightweight human face 3D key point detection method and system. The method comprises the steps of performing dimension reduction projection on N 3D reference coordinate vectors of human face key points in a database in three two-dimensional planes; constructing a joint encoding sub-network based on the k-order improved hourglass network, and jointly encoding the N 2D reference coordinate vectors under each 2D view angle into a 2D joint thermodynamic diagram by utilizing the joint encoding sub-network; superposing the 2D joint thermodynamic diagrams under the three 2Dview angles into a 3D joint thermodynamic diagram by adopting a concat method; and constructing the decoding sub-network based on a 2D full convolution network, and decoding the 3D joint thermodynamic diagram into N 3D detection coordinate vectors by using the decoding sub-network. According to the invention, a corresponding lightweight neural network (a joint coding sub-network and a decoding sub-network) is designed to carry out joint thermodynamic diagram generation and 3D coordinate regression; according to the method, the advantages of the existing 2D and 3D face key point detection method are combined, the model parameter quantity is reduced while the high detection precision is maintained, and the model operation speed is improved.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Automobile part detection device

The invention discloses an automobile part detection device. The automobile part detection device comprises a detection platform; a rotation mechanism installed on the detection platform, used for sleeving installation of an automobile vibration damper outer cylinder and used for driving the rotation of the automobile vibration damper outer cylinder; a clamping mechanism installed on the rotation mechanism and used for clamping the automobile vibration damper outer cylinder sleeving the rotation mechanism; a first indicating gauge installed on the detection platform through a first guide mechanism, wherein a measuring header of the first indicating gauge is in contact with an inner surface of the automobile vibration damper outer cylinder sleeving the rotation mechanism; and a second indicating gauge installed on the detection platform through a second guide mechanism, wherein the a measuring header of the second indicating gauge is in contact with an outer surface of the automobile vibration damper outer cylinder sleeving the rotation mechanism. The automobile part detection device has the advantage that the process is simple, the working efficiency is high, the operation and the usage are convenient, and the precision of coaxial detection is high.
Owner:上海金众汽车配件有限公司

Textile slitting machine based on industrial camera positioning

ActiveCN109208318ASolve the technical problem of not being able to accurately identify the position of the cutting seamPrecise positioningSevering textilesWired communicationPersonal computer
The invention, which belongs to the technical field of textile machinery equipment, provides a textile slitting machine based on industrial camera positioning. The textile slitting machine comprises acoarse centering mechanism, a fine deviation correcting mechanism, a flattening mechanism, a re-correcting mechanism, a feeding mechanism, a detecting mechanism, a cutting mechanism and the like thatare arranged successively from front to back. The detecting mechanism includes a backlight emitter, an industrial camera and an industrial personal computer; the backlight emitter is arranged below apiece of cloth and is used for emitting a light source to the cloth; and the industrial camera captures an opening slit on the cloth and a surrounding environment pixel difference, and transmits thepixel difference information to the industrial personal computer for processing through wired communication. The cutting mechanism includes a cutter, a servo motor and a lifting cylinder; the servo motor controls the cutter to move left and right based on cooperation of a gear and a rack. Compared with the infrared radiation positioning, the industrial camera positioning enables the recognition rate and the detection precision to be improved; visual image information can be provided; and thus the worker can operate the machine easily.
Owner:高阳县高东电子科技有限公司

Maximum cohesiveness super-pixel gridding method and super-pixel-level image processing method

The invention belongs to the field of computer vision and media calculation. According to the technical scheme, in order to achieve the purpose that regularized arrangement is carried out on any irregular super-pixel structures, a maximum cohesiveness super-pixel gridding method and a super-pixel-level image processing method comprise the following steps that (1) each super-pixel is placed into a virtual rectangular grid in a dynamic mode on the basis of coordinates of the super-pixels according to a super-pixel division result of a target image, wherein the structure of the grid needs to reserve integral coherence of an original super-pixel structure, connection among super-pixels, local features and global features to the maximum extent; (2) the effect of occupation of the positions of the grids and the effect of energy transmission are achieved through introduction of fake nodes; (3) the positions of the fake nodes in the virtual grids are rearranged through a stacking type dynamic programming algorithm to achieve the purpose that cohesiveness of the super-pixel grids is maximized. The maximum cohesiveness super-pixel gridding method and the super-pixel-level image processing method are mainly used for carrying out regularized arrangement on any irregular super-pixel structures.
Owner:TIANJIN UNIV

Device and method for detecting deflection of main engine of marine diesel engine

The invention discloses a device and method for detecting the deflection of a main engine of a marine diesel engine. The device for detecting the deflection of the main engine of the marine diesel engine comprises line fixing and pulling frames fixed to the two ends of an engine base of the main engine of the diesel engine, equal altitude blocks, a steel wire rope and a measurer, wherein a tensioner is arranged on one line fixing and pulling frame, a tension regulator is arranged on the other line fixing and pulling frame, one end of the steel wire rope is connected through the tensioner, the other end of the steel wire rope regulates the tension of the steel wire rope to a specified value through the tension regulator, then the deflection of the main engine of the marine diesel engine is measured, and whether the deflection of the main engine is within a control range is judged to detect whether the main engine meets requirements. The deflection of the main engine of the marine diesel engine is measured through the combination of the measurer commonly seen in the market, the tensioner and the tension regulator fixed on the line fixing and pulling frames, the two equal altitude blocks and the steel wire rope, detection accuracy is high, cost is low, and the device for detecting the deflection of the main engine of the marine diesel engine is suitable for being widely used by shipbuilding enterprises.
Owner:ZHEJIANG ZENGZHOU SHIPBUILDING

Electronic chip detection device

The invention relates to the technical field of chip detection, in particular to an electronic chip detection device, which comprises a chip storage mechanism, a rotary tray mechanism, a first drivingmechanism, a detection accommodating mechanism, a chip detection mechanism, a chip push-out mechanism, a second driving mechanism, a hexagonal seat plate, an upright post and a base, the upper end and the lower end of the upright post are fixedly connected with the center of the hexagonal base plate and the center of the base respectively. The rotary tray mechanism is connected to the middle of the upright post in a running fit mode. The second driving mechanism is fixedly connected to the base; the second driving mechanism is in transmission connection with the rotary tray mechanism; six detection accommodating mechanisms are uniformly arranged on the rotary tray mechanism in a surrounding manner; according to the invention, the placement of the electronic chip, the detection of the electronic chip and the ejection work of the electronic chip after detection can be achieved, the detection precision of the electronic chip is more accurate, and the detection efficiency is higher.
Owner:张克引

Broadband probe coaxial coupler

The invention discloses a broadband probe coaxial coupler. The broadband probe coaxial coupler comprises a main connector and a coupling connector, wherein the main connector comprises an inner main connector conductor, an outer main connector conductor and a main connector insulator; the coupling connector comprises an inner coupling connector conductor, an outer coupling connector conductor and a coupling connector insulator; the outer main connector conductor comprises a cylindrical cylinder body, at least one radial through hole is formed in the cylinder body, the coupling connector is detachably and fixedly mounted at the radial through hole, and the inner coupling connector conductor is coaxially arranged with the radial through hole; and at least one low-impedance section is arranged among the inner coupling connector conductor, the outer coupling connector conductor and the outer main connector conductor. The broadband probe coaxial coupler has the beneficial effect that the structure is simple, the loading capacity is large, and the intermodulation effect is low; and furthermore, the increase of the coupling degree along the frequency is effectively reduced, a coupling degree curve can meet the coupling flatness requirement in a relatively wide frequency band range such as 1.7GHz-3.6GHz, and the precision of microwave signal detection is greatly improved.
Owner:CHANGZHOU XINSHENG ELECTRONICS

Lead screw accuracy detector

A lead screw accuracy detector comprises a detection table and a transverse support, wherein a grating detection device is arranged above the detection table and comprises a grating ruler, a grating data displayer and a movable support. The grating ruler is fixed on the detection table in the horizontal direction, transverse guide rails are arranged on two sides of the grating ruler, the movable support is clamped on the transverse guide rails, a grating detector is arranged on one side of the movable support close to the grating ruler, the grating data displayer is connected onto the grating detector, and a rotary lead screw positioning measuring head is arranged at the front end face of the movable support and fixed on the front end face of the movable support through a longitudinal adjusting device of the measuring head. A pneumatic clamping device is arranged on the left side and the right side of the upper portion of the detection table respectively, and the pneumatic clamping devices are connected onto a pneumatic controller through pressure pipelines. The lead screw accuracy detector can confirm lead screw accuracy fast and has the advantage of being low in production and manufacturing cost, easy to operate and the like.
Owner:JINAN LAND HEAD TRANSMISSION MACHINERY

Lightweight component defect detection method based on single sample learning

The invention relates to a lightweight part defect detection method based on single sample learning. The defect detection of the component is realized by utilizing a machine vision technology and using a component image acquired by the existing optical detection equipment, including qualitatively judging whether the component has a problem or not and giving a possible area with the defect. The method provided by the invention does not need manual sample labeling, is low in data acquisition cost, and can adapt to different illumination conditions.
Owner:WUHAN UNIV

Positioning reference adjustable testing tool

The invention discloses a positioning reference adjustable testing tool which comprises a base, a testing tool body and a reference adjustable mechanism. The testing tool body is fixedly arranged on the base. The testing tool body is provided with a holding face used to support the shape face of a stamping workpiece; the reference adjustable mechanism is arranged in the testing tool body in a sliding manner. The reference adjustable mechanism comprises a main shaft and an auxiliary shaft. The main shaft is provided with a first inclined face; the auxiliary shaft is provided with a second inclined face that cooperates with the first inclined face. The main shaft and the auxiliary shaft are vertically arranged. The shaft direction of the main shaft is parallel to the support face; and the shaft direction of the auxiliary shaft is vertical to the support face. The positioning reference adjustable testing tool proposed by the invention realizes the accurate detection of part precision when there exists negative gap interference between the support face of the testing tool and the shape face of the stamping workpiece through the arranged reference adjustable mechanism.
Owner:ANHUI JIANGHUAI AUTOMOBILE GRP CORP LTD

Chromatographic analysis system

ActiveCN106053797AQuick responseEnables continuous read analysisMaterial analysisChromatographic separationEngineering
The invention discloses a chromatographic analysis system. The chromatographic analysis system comprises a chromatographic card and a chromatographic analyzer for reading and analyzing the chromatographic card, wherein the chromatographic card comprises a card seat and a card cover; the card seat comprises a card seat body as well as two or more card arms uniformly arranged on the peripheral surface of the card seat body, distributed in a radial manner and positioned on the same plane as the card seat body; a sample groove is formed in the card seat body; chromatographic strip placing grooves are formed in each card arm; sample inlets for communicating the sample groove with the corresponding chromatographic strip placing grooves are formed in the groove wall of the sample groove; the card cover comprises a card seat body cover and card arm covers, which are matched with the card seat in shape; a sampling hole is formed in the card seat body cover; a reading window is arranged on each card arm cover; the chromatographic analyzer comprises a lower analyzer casing, a sample result analyzing unit used for reading and analyzing the chromatographic strips, and a chromatographic card rotating unit for driving the chromatographic card to rotate by a fixed angle. According to the chromatographic analysis system, needed samples are fewer, the results of different indexes of the samples can be continuously detected and analyzed, the operation is simple and convenient, and the detection efficiency is high.
Owner:河南华程氏生物科技股份有限公司

Positioning structure for stiffening steel plate shear wallboard and installation method of positioning structure

The invention discloses a positioning structure for a stiffening steel plate shear wallboard and an installation method of the positioning structure. The positioning structure comprises a positioningalarm device for positioning the shear wallboard, an adjustable supporting device, a vertical direction device and a wallboard clamping device. Multiple touch alarm positioning blocks of the positioning alarm device deviate from a floor installation position when the shear wallboard is hoisted, the adjustable supporting device comprises a tensioning rod and two movable arms, the two movable arms are hinged to the shear wallboard and a floor respectively, and the vertical direction device detects the vertical state based on the situation whether an emitted laser line is emitted out through a making outlet of a prism reflection device or not. The positioning structure has the advantages of being simple in structure, wide in application range, low in cost, high in manufacture precision and the like. The problem is successfully solved that due to the structure characteristic of an assembly-type box board steel structure building, the alignment and perpendicularity in the process of manufacturing and installing the wallboard have deviation.
Owner:TIANJIN XINGANG SHIPBUILDING HEAVY IND

Subway track inspection vehicle

ActiveCN104925086BMeet detectionMeet operational technical requirementsRailway auxillary equipmentRailway profile gaugesBogieVideo monitoring
The invention provides a subway rail inspection vehicle which comprises a vehicle frame. A front bogie and a rear bogie are arranged at the front end and the rear end of the lower portion of the vehicle frame respectively. A generator set, an electrical system and a diesel box are arranged in the middle of the lower end face of the vehicle frame. A vehicle body is arranged on the upper end face of the vehicle frame. Rail detection devices are arranged at the two ends of the lower portion of the vehicle frame. A limit detection device is arranged at one end of the vehicle body. Video monitoring systems are arranged at the two ends of the vehicle body. A front cab, a meeting room, a detection room and a rear cab are arranged in the vehicle body in sequence. A detection cabinet and a detection table are arranged in the detection room. The generator set is electrically connected with the rail detection devices, the limit detection device and the video monitoring devices and provides detection electric power for the rail detection devices, the limit detection device and the video monitoring systems. All the detection devices are electrically connected with the detection cabinet, and detection results are displayed through a displayer on the detection table. According to the subway rail inspection vehicle, the rail detection devices and the limit detection device are integrally installed on one vehicle; the requirement for detection of subway lines and national railway line is met; the subway rail inspection vehicle has the advantages of being high in detection efficiency and accurate in detection.
Owner:BAOJI CSR TIMES ENG MACHINERY

Dual-light adjustable infrared gas sensor

PendingCN114136912AAvoid influenceSolve the problem of low detection accuracyMaterial analysis by optical meansDetection filterMaterials science
The invention belongs to the technical field of sensors, and particularly relates to a dual-light adjustable infrared gas sensor which comprises a shell, and a liquid crystal operation screen is arranged on one side of the shell; a reflecting mirror is arranged on one side of the inner wall of the shell, a reference infrared light source is arranged on one side of the reflecting mirror, a reference filter is arranged on the other side of the reference infrared light source, a reference gas chamber is arranged on the other side of the reference filter, stable gas is arranged in the reference gas chamber, and a reference sensor is arranged on the other side of the reference gas chamber; a detection infrared light source is arranged on one side of the reference infrared light source, a detection filter is arranged on the other side of the reference filter, and a detection gas chamber is arranged on the other side of the detection filter; according to the device, the working reliability can be effectively improved, the detection precision is improved, the detection difficulty is reduced, the reference infrared light source and the detection infrared light source can be calibrated, the reference sensor and the detection sensor are prevented from drifting, and the stability of the detection device is ensured.
Owner:河南森斯科传感技术有限公司

Detection method of welding defect rate and bonding rate of target components

The invention provides a method for detecting the welding defect rate and the binding rate of a target assembly. The method for detecting the welding defect rate comprises the following steps: providing a standard sample with a known defect area; detecting the defect of the standard sample by an ultrasonic flaw detector to determine detection conditions; providing a target assembly; detecting the target assembly under the detection conditions to obtain the defect area of the target assembly; obtaining the welding defect rate of the target assembly through the defect area of the target assembly, wherein the provision of the standard sample comprises provision of a target and provision of a backboard; welding the target to the backboard; punching the welded backboard, wherein the bottom area of the obtained pore is the defect area of the standard sample. The invention also provides the method for detecting the welding binding rate of the target assembly. The standard sample made by adopting the method enables the subsequent detection accuracy of the target assembly to be high, and is simple and convenient to make.
Owner:KONFOONG MATERIALS INTERNATIONAL CO LTD

Centrifugal object maximum tension detection device

The invention discloses a centrifugal object maximum tension detection device which comprises a bottom supporting substrate. Because mechanical detection is adopted, the device is low in cost, does not need to rely on two many electronic elements, has a relatively simple structure and is suitable for small and medium-sized enterprises. Because the device uses centrifugal force for detection, the three important factors, namely, the rotating speed, the radius distance and the weight mass, can be manually controlled, and the device is of high detection precision and adaptability. The device is provided with a reverse threaded structure rotary effective distance adjusting mechanism, so that the distances of components can be adjusted according to a symmetry line, and tensions at the same degree can be generated at the two ends of a detected object. The device is provided with a threaded structure connection combined weight conversion mechanism, so that the weight of the device can be changed, and the tension can be changed. In addition, the device is provided with a threaded structure screwing type component insertion fixing mechanism, so that a straightened object can be fixed, and then, work can be conducted.
Owner:泰州亚泰金属有限公司

Key gear angle detection device and method

The present invention discloses a key gear angle detection device and method. The key gear angle detection device comprises a connecting plate (1), one end of the connecting plate (1) is equipped with a key rotating mechanism, and the other end is equipped with an angle detection mechanism. The key rotating mechanism is connected with the angle detection mechanism via a synchronous belt (2), the angle detection mechanism comprises a detection end synchronizing wheel (7), and the detection end synchronizing wheel (7) is connected with a detection end rotating shaft (8). The detection end rotating shaft (8) and the connecting plate (1) are connected movably, the head end of the detection end rotating shaft (8) is also connected with an optoelectronic switch sheet (9), and the tail end is also connected with an encoder (10). The optoelectronic switch sheet (9) is connected with an optoelectronic switch (11), the optoelectronic switch (11) is connected with the encoder (10), and the detection end synchronizing wheel (7) is connected with the key rotating mechanism via the synchronous belt (2). The key gear angle detection device and method of the present invention has the characteristics of being convenient to use and accurate to measure, and being strong in versatility.
Owner:贵州华昌汽车电器有限公司
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