2149results about "Mechanical thickness measurements" patented technology

A printing system includes a conveyor, at least one ink jet head, and an actuator operable to move the at least one ink jet head relative to the conveyor. A first sensor and a second sensor are adapted to sense a particular dimension and an entire area of a surface of a package, respectively. A control system is responsive to the first sensor and the second sensor and is operable to position the at least one ink jet head for printing. A method of printing is also disclosed.

The utility model discloses a road surface thickness detection device, which relates to the technical field of road surface detection and comprises a base, a threaded rod and a sliding rod are respectively mounted on two sides of the top of the base, a sliding plate is slidably arranged between the threaded rod and the sliding rod in a penetrating manner, and a motor is arranged at the top of the sliding plate. An output shaft of the motor penetrates through the top of the sliding plate and is fixedly connected with a concave plate, the bottom of the concave plate is fixedly connected with a sampling barrel, a limiting structure is arranged on the inner side of the sampling barrel and comprises a lead screw, and the two ends of the lead screw are connected with the bottom of the inner side of the concave plate and the top of the sampling barrel respectively. According to the road surface thickness detection device, by arranging the limiting structure of the detection device, a sample can be ensured to be always positioned in the sampling barrel when being taken out from the initial position of a road, the influence on detection caused by falling of the sample is avoided, and the road surface thickness detection device has very good practicability.

The invention relates to the technical field of pinhole piece wall thickness detection, in particular to an electric connector pinhole piece wall thickness detection device and method, a swing arm is rotationally installed on an adjusting frame, the swing arm is pressed on the upper end face of a pinhole piece, and a limiting piece for limiting the swing arm to rotate away from the pinhole piece is arranged on the adjusting frame; the device has the beneficial effects that by arranging the detection conical column with the standard size, the pressing height of the hole opening of the pinhole piece and the conical surface of the detection conical column and the inner diameter of the hole opening are detected, meanwhile, the thickness measuring probe is accurately inserted into the detection hole, the thickness measuring probe can conveniently detect the inner contour of the detection hole, and the detection efficiency is improved in the detection process. During detection, only the pinhole piece needs to be controlled to stably descend, so that the detection efficiency is greatly improved, the detection steps are simplified, the device is suitable for large-scale detection, and whether the internal contour of the detection hole is qualified or not can be judged by comparing the inner diameter data of the orifice with the detection data of the thickness measuring probe.

The invention discloses a synthetic leather thickness detection device and method, and relates to the field of synthetic leather thickness detection.The synthetic leather thickness detection device comprises a shell and a detection platform fixedly installed in the shell, a synthetic leather body is placed at the upper end of the detection platform, and measuring scales are fixedly installed on the left side and the right side of the shell; a threaded rod is installed at the upper end of the shell in a penetrating mode, a stable thickness measuring mechanism is arranged at the lower end of the threaded rod, and the stable thickness measuring mechanism is provided with a lifting platform. According to the synthetic leather thickness detection equipment and the detection method, during use, a synthetic leather body is placed on the surface of the detection platform at the upper end of the shell, a first adjusting handle is rotated, and when the first adjusting handle is rotated, a contact platform descends to make contact with the synthetic leather body for thickness detection; and data on the measuring scale can be read through the marking block, so that the thickness of the synthetic leather can be conveniently measured, a user can conveniently use the device, the operation is simple and convenient, and the data acquisition is accurate.

The invention relates to the technical field of part detection, and discloses a rapid detection device for automobile parts, which comprises a supporting table assembly, a rotating disc is rotatably connected in the supporting table assembly, and arc-shaped grooves I are formed in the edge of the rotating disc in an array manner and are used for accommodating a steel plate spring to be detected; a feeding assembly is arranged on the front side of the supporting table assembly, pushing assemblies are arranged in the rotating disc in an array mode, a driving assembly is arranged above the pushing assemblies, a detection assembly is arranged on the right side of the supporting table assembly, and a discharging assembly is arranged on the left side of the driving assembly. The steel plate spring is pushed into the detection hopper through the arc-shaped push plate so that the steel plate spring can be attached to the surface of the measuring cloth belt, the first camera shoots the scale, located on the measuring cloth belt, of the end of the steel plate spring so that the length of the steel plate spring can be detected, and meanwhile the second camera shoots from the upper portion so that the arc height of the steel plate spring can be measured. Therefore, the purpose of high steel plate spring detection efficiency is achieved.

The invention discloses a detection device for traffic engineering supervision, and relates to the technical field of traffic engineering, the detection device comprises a detection mechanism and a support bracket mounted at the bottom of the detection mechanism, the detection mechanism is internally provided with a sampling mechanism, the bottom of the sampling mechanism is provided with a sampling drill bit, and the detection mechanism comprises a detection support disc. A bubble leveler is fixedly installed on one side of the top of the detection supporting disc, an unfolding threaded rod is in threaded connection with the center of the interior of the detection supporting disc, an unfolding rotary knob is fixedly installed on the top of the unfolding threaded rod, and horizontal adjustment of the whole device is conducted according to the bubble leveler; the device is simple in structure and convenient to use, the thickness of each structural layer of a road needing to be detected can be sampled conveniently, the sampling perpendicularity and accuracy are guaranteed, when multiple positions of the detected road need to be sampled, rapid movement of the whole device can be achieved through the movable rolling wheels, meanwhile, the leveling time can be shortened, and the detection and sampling efficiency can be improved.

The invention discloses laser cutting equipment for paper product production and processing, and relates to the technical field of laser cutting equipment.The laser cutting equipment comprises a cutting bed, a moving frame is slidably connected to the upper end face of the cutting bed, a laser cutting machine body is slidably connected to the upper portion of the moving frame, and a laser cutting head is fixedly connected to the lower end of the laser cutting machine body; the laser cutting machine further comprises a paper product thickness detection mechanism and a cutting head protection mechanism, the paper product thickness detection mechanism comprises a mounting frame, the mounting frame is fixedly connected to the side wall of the laser cutting machine body, a lifting column is slidably connected to the mounting frame in a penetrating mode and can drive a detection plate to automatically descend to a paper product, and then a scale bar corresponding to a lifting block is observed; the thickness of a paper product placed on the upper end face of the cutting bed can be judged by adjusting the laser cutting machine body, thickness detection can be completed in a short time, workers can conveniently and rapidly adjust the power of the laser cutting machine body, the preparation efficiency before cutting is improved, the overall downtime is shortened, and the laser cutting process of the paper product is smoother.

The utility model discloses an automatic detection device for a thrust small spring, which comprises a disc feeder, a code spraying mechanism, an automatic mechanical arm, a press machine and a spring height measuring mechanism, the discharge end of the disc feeder is provided with a traction passage, and the small spring is in feeding fit with the traction passage through the disc feeder. A code spraying mechanism is arranged on one side of the traction passage, the output end of the code spraying mechanism faces the small spring, a moving frame is arranged at the tail end of the traction passage, a linear moving platform is movably arranged on the moving frame, an automatic mechanical arm is arranged on one side of the moving frame, and the small spring of the traction passage is matched with the linear moving platform in a feeding mode through the automatic mechanical arm. A press machine is arranged on the side, close to the traction passage, of the movable frame, a spring height measuring mechanism is arranged on the side, away from the traction passage, of the movable frame, detection is convenient, and automatic sorting is achieved.

The invention relates to the technical field of corrugated paper box production, in particular to a thickness detection device for corrugated paper box production and a using method, the thickness detection device comprises a C-shaped frame, a paperboard placing groove is formed in the upper surface of the bottom of the C-shaped frame and used for positioning a corrugated paperboard, and the lower surface of the top of the C-shaped frame is connected with a reset mechanism. The upper surface of the bottom of the C-shaped frame is connected with a scale plate, the top of the C-shaped frame is connected with a measuring mechanism and an adjusting mechanism, the measuring mechanism is used for measuring the thickness and flatness of a corrugated board, and the adjusting mechanism is used for adjusting a thickness measurement value according to the flatness of the corrugated board. Through cooperative use of the measuring mechanism and the adjusting mechanism, self-adaptive compensation of a thickness measurement value is realized, when the surface of the corrugated board is uneven due to uneven thickness distribution, the average value of the thickness of the corrugated board can be detected, the flatness of the corrugated board can be measured, and the measurement accuracy of the corrugated board is improved. And then the thickness data is adjusted through the measured flatness, so that the production quality of the packaging box is guaranteed.

The invention discloses a thickness measuring device for mechanical manufacturing, which comprises a measuring assembly and an auxiliary assembly, and is characterized in that the measuring assembly comprises a measuring tube, fixing plates symmetrically arranged on two sides of the measuring tube, a fixing rod rotationally mounted at the lower end of the fixing plate on one side, and a sliding groove formed in the side, close to the fixing rod, of the measuring tube; the auxiliary assembly comprises a grip arranged in the middle of the outer side of the fixing plate on the other side and round level bubbles arranged at the upper end and the lower end of the grip. The measuring tape rolls are symmetrically arranged at the upper end and the lower end of the measuring tube. The movable measuring mechanism is installed in the sliding groove. The adjusting mechanism is arranged at the lower end of the measuring tube and connected with the movable measuring mechanism in an engaged mode. The bubble level is fixedly installed in the middle of the fixing plate, and the control panel is arranged at the upper end of the fixing plate. The thickness measuring device is low in manufacturing cost and simple to use, can judge the posture of a measured workpiece, has the advantages of convenience in thickness measurement, high thickness measurement efficiency and high thickness measurement accuracy, has multiple functions, and improves the use diversity of the device.

The invention discloses a method for monitoring the coverage and thickness of a biological crust in a mining area based on UAV multispectral data, and the method comprises the steps: carrying a multispectral sensor through an unmanned plane, and collecting the multispectral image data of the biological crust in an experiment area; synchronously sampling and measuring actual measurement parameters of the biological crust on the ground; the multispectral image data are imported into cartographic software to be preprocessed, and various vegetation indexes are calculated; matching the vegetation indexes with actually measured parameters to form a data set, drawing a correlation heat map, and screening out the vegetation indexes of which the correlation meets conditions as input features of a machine learning model; multiple machine learning models are constructed and trained, and the machine learning model with the highest prediction precision is output as an optimal model; and evaluating the optimal model, and generating a distribution diagram of the biological crust coverage and thickness. According to the method, the unmanned aerial vehicle multispectral remote sensing technology and the advanced machine learning algorithm are fused, the monitoring efficiency and the data accuracy are improved, and a scientific basis is provided for ecological restoration of a mining area.

The invention relates to the technical field of hollow blade dryers, in particular to stirring blade detection equipment for a hollow blade dryer and a detection method of the stirring blade detection equipment, and overcomes the defects in the prior art. The detection equipment comprises a detection table, a fixing assembly and a detection mechanism, and an operation terminal with a PLC is installed on the detection table; the detection mechanism comprises a detection table, a fixing groove is formed in the detection table, the two fixing assemblies are arranged and located on the two sides of the fixing groove respectively, a hot shaft is installed between the two fixing assemblies, a plurality of hollow blades are distributed on the hot shaft, and the detection mechanism comprises an adjusting base, a stand column, a lifting base, a movable arm, a measuring assembly, an output assembly, a feedback assembly and a balance rod. The adjusting seat is slidably adjusted along the side wall of the fixing groove, the two stand columns are both vertically installed on the adjusting seat, and compared with the prior art, whether the thickness changes of the hollow blades on the same hot shaft are different or not can be effectively detected.

The invention discloses an intelligent visual full-inspection system for delivery quality of a quartz crucible, and belongs to a quartz crucible quality inspection technology. The method comprises the following steps: acquiring a two-dimensional surface image and a two-dimensional layered image of a crucible through first equipment and second equipment; the data acquisition unit acquires the data and is used for providing data basis for the defect detection unit and the microbubble detection unit. The defect detection unit needs to detect a plurality of defect categories, so that the defect detection model is constructed according to an improved YOLOv11 model; the bubble detection model of the microbubble detection unit can detect only one type of defects, and the bubble detection model is constructed according to a YOLOv11 model. Therefore, the overall overhead of the system is reduced while the detection precision is guaranteed. The transparent layer bubble detection unit eliminates repeatedly counted bubbles through similar bubble fusion, so that the reliability of the number of the bubbles is guaranteed; the visual unit fuses physical parameters and visual data, and provides reliable basis for crucible quality evaluation.

The invention discloses an automobile large-angle seat H-point measuring device and an assembling method thereof. The automobile large-angle seat H-point measuring device comprises a head assembly, a back type assembly, a hip type assembly and a leg assembly which are connected in sequence. The hip-shaped assembly comprises a hip-shaped bottom plate, a connecting notch is formed in the rear end of the hip-shaped bottom plate, an H-point supporting seat is installed on the inner side of the connecting notch, a connecting groove is formed in the middle of the upper end of the H-point supporting seat, and two H-point connecting rods arranged in a bilateral symmetry mode sequentially penetrate through the hip-shaped bottom plate on the corresponding side and the upper end of the H-point supporting seat respectively. The hip type assembly is optimally designed, and the connecting notch is formed in the right rear portion of the hip type bottom plate, so that the connected back type assembly can be opened at a large angle; by means of the scheme, the range of the measurement angle can be adjusted, and the maximum included angle between the trunk and the seat cushion can reach 160 degrees.

The utility model discloses a tool for detecting the height of an electric brush end cover, and relates to the technical field of electric brush end cover detection. Comprising a workbench, the top of the workbench is fixedly provided with a first fixing plate, one side of the first fixing plate is fixedly provided with a measuring scale, the top of the workbench is fixedly provided with a first electric push rod, the output end of the first electric push rod is fixedly provided with a sliding plate, the sliding plate is in sliding connection with the measuring scale, and the top of the workbench is provided with an automatic feeding assembly; the automatic feeding assembly comprises a material storage pipe and rectangular grooves, the material storage pipe is fixedly installed at the top of the workbench, the rectangular grooves are formed in the two sides of the material storage pipe respectively, and the automatic feeding assembly and the power assembly are arranged, so that continuous automatic feeding can be carried out on the electric brush end cover, continuous detection work can be conveniently carried out, and the detection efficiency is improved. And therefore, the working continuity is better, the working efficiency is effectively ensured, the use effect is better, and the use experience is ensured.

The invention relates to a vertical structure LED wafer thickness detection method and system and computer equipment. The method comprises the steps that a sample wafer is divided into a plurality of areas; calculating the initial wafer thickness corresponding to each region based on the motor movement data, obtaining the real wafer thickness of each region, training the initial thickness error optimization model based on the initial wafer thickness and the real wafer thickness, and obtaining a target thickness error optimization model; obtaining the final wafer thickness of each area of the to-be-measured wafer through the target thickness error optimization model; and calculating a thickness change value of the to-be-detected wafer based on each final wafer thickness, comparing the thickness change value and each final wafer thickness with a corresponding preset threshold value, and judging whether the to-be-detected wafer meets performance requirements or not based on a comparison result. According to the invention, the abnormal problems of scratch, fragment and pollution of products caused by manual measurement can be avoided, and the product yield can be improved.

The invention discloses a rusted steel surface topography modeling method based on frequency spectrum generation, which comprises the following steps of: measuring the thickness of rusted steel by a ruler to obtain a rusted steel point position thickness data set, calculating a representative value of the measured thickness of the rusted steel, and calculating the surface topography of the rusted steel. Further correcting the manual measurement thickness representative value of the rusted steel according to the determined manual measurement error correction proportionality coefficient to obtain the corrected thickness of the rusted steel plate, and approximately evaluating the uniform corrosion degree; the method comprises the following steps: acquiring a material category of rusted steel, searching a pre-constructed non-uniform corrosion evaluation data set of various types of steel, and calculating a simulated surface curve corresponding to non-uniform corrosion of the rusted steel; and generating an artificially synthesized surface by combining the corrected thickness of the rusted steel plate and the simulated surface curve of non-uniform corrosion, and constructing a model capable of being used for finite element analysis of the tensile property of the rusted steel. According to the method, only one ruler thickness parameter is needed, the three-dimensional surface matched with actual steel corrosion can be rapidly generated, and the problem that modeling of the rusted steel surface is complicated is solved.

The invention relates to the technical field of lithium battery production, and discloses a calibration method and device for pole piece thickness measurement, computer equipment and a storage medium, and the method comprises the steps: obtaining first thickness data obtained by measuring an effective region of a to-be-measured pole piece through first measurement equipment, the effective area is an area of the to-be-detected pole piece after a tab area and an edge thinning area are removed, and the effective area comprises a plurality of equal-width subareas; in the effective area, measuring the to-be-measured pole piece according to the equal-width subareas by using second measuring equipment to obtain second thickness data; and adjusting calibration parameters of the first measuring equipment by using difference data between the first thickness data and the second thickness data. According to the invention, the problems of non-correspondence of measurement subareas of different measurement tools, lack of monitoring of edge thinning areas and non-uniform measurement standards in the thickness verification of the lithium battery pole piece in the prior art are solved.

The utility model discloses a full-automatic spring plunger height and torsion detection device which comprises an automatic carrying mechanism, an automatic detection mechanism and a control system. The automatic detection mechanism comprises a lower die assembly, a pressure sensor and a servo lifting driving unit; a detection positioning groove with an opening in the upper end is formed in the lower die assembly; the control system comprises a PLC and a touch screen connected to the PLC, the PLC is further connected with a communication interface, and the touch screen is used for setting the torsion detection height so that the servo lifting driving unit can drive the pressure sensor to move downwards to the set torsion detection height; the automatic carrying mechanism comprises an automatic clamping jaw unit, and the automatic clamping jaw unit transfers the spring plungers into the detection positioning grooves and discharges the detected spring plungers to a corresponding qualified product area and a defective product area according to a qualified product area and a defective product area. Therefore, the height and the torsion of the spring plunger can be automatically detected on the same automatic detection mechanism, labor is saved, and the detection efficiency, the detection precision and the stability are effectively improved.

The utility model discloses a hexagonal flange wood screw head height measuring device, which belongs to the technical field of measuring devices and comprises a bottom plate, a groove body is mounted at the right end of the top of the bottom plate, positioning assemblies are arranged on two sides of the groove body, a screw body is placed between the two positioning assemblies, and a vertical plate is mounted at the left end of the top of the bottom plate. A second electric push rod is mounted at the end, away from the lifting assembly, of the mounting plate, a movable plate is mounted at the output end of the second electric push rod, and a measuring assembly is arranged on the side, close to the screw body, of the movable plate. According to the utility model, through cooperative arrangement of the slide rails, the pulleys, the convex teeth, the positioning plates and the first electric push rod, the first electric push rod stretches out and draws back to drive the positioning plates to move left and right, so that a screw body can be clamped and fixed through the two groups of positioning plates, and the screw body is more stable in the measurement process and does not need to be held by a worker.

The invention relates to the technical field of part detection, and discloses machined part size precision detection equipment which comprises a supporting table assembly, a rotating disc is rotationally connected into the supporting table assembly, and first arc-shaped grooves are formed in the edge of the rotating disc in an array mode and used for containing a to-be-detected steel plate spring; a feeding assembly is arranged on the front side of the supporting table assembly, pushing assemblies are arranged in the rotating disc in an array mode, a driving assembly is arranged above the pushing assemblies, a detection assembly is arranged on the right side of the supporting table assembly, and a discharging assembly is arranged on the left side of the driving assembly. The steel plate spring is pushed into the detection hopper through the arc-shaped push plate so that the steel plate spring can be attached to the surface of the measuring cloth belt, the first camera shoots the scale, located on the measuring cloth belt, of the end of the steel plate spring so that the length of the steel plate spring can be detected, and meanwhile the second camera shoots from the upper portion so that the arc height of the steel plate spring can be measured. Therefore, the purpose of high steel plate spring detection efficiency is achieved.

The present application relates to the technical field of material detection, and discloses an optical film optical detection device, including a transmittance meter, a light source probe is arranged on the lower surface of the top of the transmittance meter, a limit assembly is arranged in the inner cavity of the transmittance meter, and the limit assembly is located directly below the light source probe. The present invention can flexibly fix and clean the optical film through the limit assembly, and can smoothly unfold the optical film during cleaning. The flexible rolling cleaning method adopts a soft material and a rolling method, which will not cause scratches or wear on the surface of the optical film, and prevents dust from affecting the detection data during the optical film detection, so as to facilitate subsequent light transmittance and other detections and improve the accuracy of the detection data. The detection assembly can accurately locate the unevenness of the outer surface of the optical film, and issue a warning at the detection location. At the same time, it can measure the thickness of the optical film and improve the accuracy of the optical film thickness measurement.

The present invention discloses a road bridge construction measurement device and method, which relates to the technical field of bridge construction measurement, including a transverse connecting frame, a movable distance measuring part connected to the transverse connecting frame is arranged on the inner side of the guide frame, and a plane contact part is arranged on the inner side of the positioning column. The present invention sets a plane contact part, and the first piston rod will support the device when the positioning plate is placed on the top of the bridge. When the internal solutions of the three first sleeves on the positioning plate all enter the second sleeve, the first contact piece contacts the second contact piece, and pressing the control switch at this time will cause the telescopic cylinder to extend. Similarly, if the telescopic cylinder cannot extend when the control switch is pressed, it means that the bottom ends of the first piston rods under the three first sleeves are not in the same plane, and then the position of the positioning plate needs to be adjusted to improve the accuracy of the equipment detection and prevent the accuracy of the measurement data from being affected by the tilt of the equipment during measurement.

The invention relates to the technical field of aluminum powder preparation, in particular to an atomization preparation device for fine aluminum powder. According to the technical scheme, the device comprises a box body, an ultrasonic vibration disc is rotationally connected in the box body, the device further comprises a detection mechanism, the detection mechanism comprises a support, and the support is fixedly connected in the box body. Through the design of the detection mechanism, in the aluminum powder preparation process, the thickness of aluminum solidified on an ultrasonic vibration disc can be detected, when the thickness of the aluminum is gradually increased, a balloon can be extruded through contact between a flexible plate and the aluminum, and therefore a sliding pipe is made to be lifted upwards along the inner wall of a round pipe; the telescopic end of the telescopic rod in the adjusting mechanism can be contracted along with upward lifting of the sliding pipe, then the injection pipe moves towards the side close to the circle center of the ultrasonic vibration disc, and by changing the position of the injection pipe, it can be prevented that aluminum solidified on the surface of the ultrasonic vibration disc is too thick, and consequently the efficiency of preparing aluminum powder through the ultrasonic vibration disc is reduced.

The present application belongs to the technical field of thickness measuring equipment, and discloses an online thick sheet thickness measuring device, including a base, a bracket symmetrically arranged at the top of the base, a threaded rod arranged on the opposite side of the two brackets, one end of the threaded rod extending to one side of the bracket and provided with a rocker, a guide rod arranged at the bottom end of the threaded rod, a moving block sleeved on the outer side of the guide rod, a double-range assembly arranged at the bottom end of the moving block, a mounting plate arranged at the bottom end of the moving block, a rotating shaft arranged at the bottom of the mounting plate, a contact wheel arranged on the outer side of the rotating shaft, and a double-range assembly including a housing, a measuring plate, a movable rack, a fixed rack, a gear and a connecting rod. The double-range assembly is designed, and as the workpiece moves between the contact wheel and the workpiece, when the thickness of the workpiece changes slightly, the thickness change degree can be amplified through the mutual cooperation between the internal structures of the double-range assembly, so that the staff can clearly understand the thickness change degree of the workpiece, which is convenient for judgment.

The utility model relates to the technical field of aircraft assembling and manufacturing, in particular to a rivet upset head rapid detection clamping plate which comprises a clamping plate handle, two ends of the clamping plate handle are respectively provided with a first detection clamping plate and a second detection clamping plate, and the first detection clamping plate and the second detection clamping plate are respectively and rotatably connected with one corresponding end of the clamping plate handle through hinges. The ends, away from the clamping plate handle, of the first detection clamping plate and the second detection clamping plate are each provided with a go-end notch and a not-go-end notch, and the go-end notches are communicated with the not-go-end notches. The caliber of the go-end notch at one end of the same detection clamping plate is equal to the minimum value of the allowable diameter of the rivet pier head of the standard model for detection, and the caliber of the no-go-end notch at one end of the same detection clamping plate is equal to the maximum value of the allowable diameter of the rivet pier head of the standard model for detection. And the thickness of the same detection clamping plate is equal to the minimum height of the formed rivet pier head of the standard model for detection. The technical problems that rivet upset head forming is detected in a narrow area, and rivet upset heads of different specifications are detected at a time are solved.

The invention relates to the technical field of pavement detection, in particular to a thickness detection device and method.The thickness detection device comprises a sliding frame of a concave structure, four pulley blocks, a vertical frame and a semicircular protractor, the four pulley blocks are arranged at the bottom of the sliding frame and located at the four corners, and the vertical frame is fixedly installed in the center of the interior of the sliding frame; a clamping groove is formed in the upper portion of the middle section of the vertical frame, the semicircular protractor is fixedly installed on the inner wall of the bottom of the clamping groove, the two ends of the semicircular protractor extend to the exterior of the vertical frame, and a leveling mechanism is arranged in the vertical frame. The detection device and the measurement mechanism are kept perpendicular to the road surface, the measurement precision is effectively improved, meanwhile, loose and falling soil is continuously tamped in the drilling process, hole burying of the soil is reduced, the road surface depth detection efficiency is improved, and the internal structure of a road is conveniently observed.

The frog point rail detection measuring tool is provided with a ruler body of a T-shaped structure, and a left supporting vernier scale, a right supporting vernier scale and a section vernier scale are installed on the ruler body in a horizontal sliding mode. A depth vernier scale is slidably mounted on a vertical ruler of the ruler body and is matched with a fastening screw; the vertical height difference between the lower end supporting block of the supporting vernier scale and the tip of the lower end clamping jaw of the section vernier scale is 16mm; the left and right section vernier gauges detect the section width of the working edge of the point rail; a detection rod of the depth vernier scale vertically slides and is used for making contact with the top of the point rail, the extending length of the lower end of the detection rod corresponds to the lowering value height of the top of the point rail, and the depth vernier scale is used for detecting the lowering value height of the point rail. The device can be applied to delivery inspection or on-line abrasion detection occasions of the combined frog; the detection precision and the detection efficiency of the section width and the reduction value height of the point rail are improved, and product quality judgment is quickly made.

The invention discloses a device and method for detecting the sediment thickness before pile forming of a cast-in-place pile, and relates to the technical field of constructional engineering test.The device comprises a bottom plate, four sets of supporting legs and a measuring assembly, the bottom plate is arranged above a pile hole, the four sets of supporting legs are fixedly connected to the four corners of the lower surface of the bottom plate, and positioning rods are detachably connected into the four sets of supporting legs; the measuring assembly is arranged on the lower surface of the bottom plate, a pay-off assembly is arranged on the upper surface of the bottom plate, the four sets of supporting legs are supported on the outer surface of a pile hole and then are positioned through positioning rods, then the measuring assembly is started, and the pay-off assembly moves downwards to detect the thickness of sediment while the measuring assembly drives the pay-off assembly to move downwards to detect the thickness of the sediment. According to the sediment detection device, detection data can be marked and calculated, the steering assembly can drive the pay-off assembly to change the position, other positions can be conveniently detected, and the effects that the sediment detection accuracy can be improved, and time and labor are saved are achieved.

The utility model provides a height gauge, and belongs to the technical field of measuring tools. The problem that a height gauge zeroing structure is complex is solved. The height gauge comprises a base with a reference surface, a main scale which is vertical to the reference surface and is arranged upwards is fixed on the base, a vernier scale capable of sliding along the main scale is sleeved on the main scale, a convex mounting arm is arranged on the side surface of the vernier scale, and the height gauge further comprises a round-rod-shaped marking pin, the mounting arm is provided with a mounting hole which is inclined upwards relative to the reference surface, the scriber is arranged in the mounting hole in a penetrating manner and can slide along the mounting hole, the mounting arm is in threaded connection with a locking bolt which can lock the scriber on the mounting arm, and the downward end of the scriber extends out of the mounting hole and is provided with a conical tip; and the inclination angle of the mounting hole relative to the reference surface is half of the tip taper angle. The height gauge is convenient in zero setting and simple in structure.