43 results about "Ultrasonic pachymeter" patented technology

The invention provides a quick positioned detecting method for a thickness size of a variable thickness part and an auxiliary detecting device. Firstly, a plate-shaped auxiliary detecting device provided with a right-angle bending edge is produced, and array holes regularly arranged by a plurality of different detecting points and hole center longitude and latitude scribed lines are formed on the plate surface of the auxiliary detecting device; and then, the hole system positions on the plate surface of the auxiliary detecting device are leant against and bonded on a plane to be detected of the variable thickness part, a positioning reference hole (9) is determined in end holes of the hole system, and a Y-direction size scribed line (7) and an X-direction size scribed line (8) are scribed on the part to be detected respectively; the Y-direction size scribed line and the X-direction size scribed line are aligned to the hole center longitude and latitude scribed lines of the hole system when detecting; and finally, different positions of the hole system are touched by a probe of an ultrasonic thickness meter to obtain thickness values which are obtained by measuring. The auxiliary detecting device comprises an L-shaped mother board which is provided with a right-angle bending edge, and combination son boards extending to two sides; and the whole surface of the device is provided with a regular hole system, and dovetail grooves and dovetail bosses for positioning and connection.

The invention discloses an integrated ultrasonic thickness gauge for taking a coupling agent in a pressing manner. The integrated ultrasonic thickness gauge is characterized by comprising an ultrasonic thickness gauge body, an ultrasonic probe and an embedded liquid storage box for storing the coupling agent, wherein the embedded liquid storage box is embedded in the ultrasonic thickness gauge body; an elastic pressing mechanism is arranged on the embedded liquid storage box; the elastic pressing mechanism is communicated with a liquid storage cavity of the embedded liquid storage box, and the ultrasonic probe achieves taking and using of the coupling agent in the embedded liquid storage box by pressing the elastic pressing mechanism. Herein, the coupling agent storage device and the thickness gauge are integrated, so that the coupling agent can be conveniently taken and used in the measuring process, the coupling agent in the coupling agent storage box can be supplemented at any time, and the use is convenient; meanwhile, the coupling agent is taken in a pressing mode, so that the coupling agent is evenly smeared and waste is avoided, and calibration and thickness measurement are convenient. The device is simple and unique in structure, easy to produce and operate, convenient to use, good in effect and good in economic benefit, and the working accuracy is greatly improved.

The invention discloses thickness detection equipment for wooden door production. The thickness detection equipment comprises a detection table board, a horizontal conveying track and an ultrasonic thickness gauge; a to-be-detected wooden door plate is fixed through a fixing clamp, and a master control button controls a driving motor to drive a moving block to move on a horizontal conveying rail,so that the wooden door plate sequentially passes through detection sites; the intervals between the adjacent mounting holes and through holes are equal, and the mounting holes and the through holes are arranged at intervals in a staggered manner in the vertical direction; wooden door plates are driven by the moving blocks to sequentially pass through the lower portions of the horizontal fixing rods. The thickness of the wooden door plate is detected through the ultrasonic thickness gauges, and then detection is conducted through the ultrasonic thickness gauges above the fixed mounting plate and below the fixed mounting plate; and the ultrasonic thickness gauges which are distributed in an up-down staggered mode can detect thickness distribution data on the same horizontal straight line onthe wooden door plate.

The invention relates to an ultrasonic thickness gauge, and relates to the technical field of thickness measuring equipment. The thickness gauge comprises a thickness gauge body and a storage box, a storage rod and a guide screw rod are rotatably connected in the storage box, a connecting wire is wound outside the storage rod, one end of the connecting wire is provided with a plug, the top of the thickness gauge is provided with a socket for adaptive plugging of the plug, and the other end of the connecting wire is provided with a probe; a driving assembly used for driving the storage rod to rotate and fixing the rotating position is arranged at one end of the storage rod, a linkage assembly used for driving the storage rod and the guide screw rod to rotate synchronously is arranged between the storage rod and the guide screw rod, and the guide screw rod is sleeved with a guide block in a threaded mode. A guide hole for a connecting wire to pass through is formed in the guide block in a penetrating manner; and the gauge has the effect of realizing stable storage of the connecting line and the probe.

The invention provides non-intrusive corrosion online detection equipment for a fluorine chemical engineering device. The equipment comprises an ultrasonic detection module, a temperature compensation module, an ultrasonic data analysis module, an ultrasonic thickness gauge, a detection equipment host and a display, and is characterized in that the detection equipment host is connected with the ultrasonic thickness gauge and the ultrasonic data analysis module respectively; the ultrasonic data analysis module is connected with the ultrasonic detection module and the temperature compensation module, the ultrasonic detection module comprises an ultrasonic transmitter, an ultrasonic receiver and corresponding waveguide rods, and the temperature compensation module is fixed on the waveguide rods. According to the ultrasonic high-temperature thickness measuring method based on the waveguide technology, the waveguide rod structure is optimized, non-intrusive corrosion online detection applied to the high-risk environment of a fluorine chemical engineering device can be achieved, the online detection function under the normal-temperature and high-temperature working conditions is achieved, the precision is higher, and meanwhile long-period monitoring can be achieved for key parts.

An improved apparatus and method of intraocular pressure determination is disclosed in which applanation tonometry is done with an ultrasonic transducer. The method allows for increased accuracy of intraocular pressure determination based upon adjustment of applanation tonometry for subjacent corneal thickness. The device allows for the operator to view the corneal surface and the pattern of dye to determine the precise endpoint of applanation.

The invention discloses a method for detecting the wall thickness of a turbojet engine high-pressure turbine blade through ultrasonic waves. The method comprises the following steps of S1, selecting an ultrasonic thickness gauge with waveform display; S2, manufacturing a blade back surface template and a blade basin surface template; S3, manufacturing a standard part for measurement and comparison; cutting a scrapped turbojet engine high-pressure turbine blade into four standard thickness test blocks with different thicknesses along the longitudinal direction of the scrapped turbojet engine high-pressure turbine blade; grinding the standard thickness test blocks, detecting the thickness value after grinding, ensuring that the specifications of the four standard thickness test blocks are 0.4 mm, 0.8 mm, 1.2 mm and 1.6 mm respectively, and ensuring that the material trademarks of the standard thickness test blocks are the same as the material of the high-pressure turbine blade of the turbojet engine to be detected; and S4, measuring the thickness of the blade. The method has the beneficial effects that the process steps are simple, the thickness measurement precision is high, the data is real and reliable, and the flight safety is ensured.

The invention discloses an ultrasonic thickness gauge for a ductile iron pipe, and relates to the technical field of pipeline detection. The ultrasonic thickness gauge comprises a coupling agent chamber, an ultrasonic probe mechanism, a coupling agent opening and closing mechanism, a self-adaptive attaching mechanism and a coupling agent control box, the coupling agent opening and closing mechanism is installed on the lower side of the coupling agent chamber through a screw, and the self-adaptive attaching mechanism is installed on the coupling agent opening and closing mechanism through a guide bolt. The ultrasonic probe mechanism is arranged on the coupling agent chamber, and the coupling agent control box is connected with the coupling agent chamber through a coupling agent pipeline. The ultrasonic thickness gauge for the spheroidal graphite cast pipe can change the ultrasonic probe according to different pipeline materials, realizes the measurement of the wall thickness of pipelines made of different materials, and has the characteristics of compact structure, rapidness and convenience in detection, easiness in maintenance and low use cost.

The invention discloses an ultrasonic thickness gauge and a management communication system, and belongs to the technical field of ultrasonic thickness gauges.The ultrasonic thickness gauge comprises a display body and a handle, the display body is fixedly installed at the top of the handle, a built-in motor is transversely and fixedly installed in the display body, and a driving bevel gear is fixedly installed at one end of an output shaft of the built-in motor; a reciprocating lead screw is longitudinally and rotationally installed in the display body, a driven bevel gear is fixedly installed at one end of the outer portion of the reciprocating lead screw, and the driving bevel gear and the driven bevel gear are connected in a meshed mode; compared with a fixed heat dissipation structure, the heat dissipation device has the advantages that the movable heat dissipation assembly is arranged in the heat dissipation device, the heat dissipation effect is more excellent, outer meshing gears of side mounting rods can be meshed with inner racks while heat dissipation is conducted, side cleaning discs can synchronously move and rotate, a heat dissipation net on the side face can be completely cleaned, and the heat dissipation effect is better. Dust raised in the heat dissipation process can be effectively prevented from being attached to the heat dissipation net, and the heat dissipation effect of equipment is continuously guaranteed.

The invention provides a portable ultrasonic thickness meter, and belongs to the technical field of sensor detection. The portable ultrasonic thickness meter mainly comprises a probe, an ultrasonic transmitting circuit, an ultrasonic receiving circuit, a single-chip microcomputer, a counter circuit, a keyboard module, a liquid crystal display module, a storage and clock circuit, and a communication module and is characterized in that the probe is connected to the ultrasonic transmitting circuit, the ultrasonic receiving circuit is connected to the probe, the ultrasonic transmitting circuit andthe ultrasonic receiving circuit are both connected to the single-chip microcomputer, the single-chip microcomputer is connected to the counter circuit, and the counter circuit is connected to the ultrasonic receiving circuit. The portable ultrasonic thickness meter has the advantages of small size, convenient operation and the like, can realize the accurate measurement, also has a programmable function, can store a great deal of information, and can meet the requirements of routing inspection in factories.

The invention discloses a high-precision ultrasonic thickness gauge based on a multi-echo principle, which comprises a main control module, an ultrasonic voltage receiving and amplifying module, a high-voltage pulse transmitting module and a programmable logic module, wherein the main control module comprises a single chip microcomputer U8; the ultrasonic voltage receiving and amplifying module comprises a variable gain amplifier N252; the high-voltage pulse transmitting module comprises an operational amplifier N253; and the programmable logic module comprises a programmable logic device. Thehigh-precision ultrasonic thickness gauge based on the multi-echo principle has the following advantages that a thin part can be measured; the lower limit range of a measurement range can be expandedto 0.15mm; coating removal measurement can be realized, and influences of rust, electroplating and other treatments on thickness measurement can be avoided.

The invention discloses an inspection device special for a boiler pressure vessel, and mainly relates to the technical field of inspection devices, the inspection device comprises a plurality of inspection devices, the inspection devices comprise an ultrasonic thickness gauge, a hardness meter and a spectrum analyzer, the inspection device also comprises a moving assembly, and the plurality of inspection devices are all placed in the moving assembly in a removable manner. The moving assembly is of a multi-layer box body structure capable of being opened and closed and is used for gathering and storing various inspection devices and carrying the inspection devices to move and transition. The movable assembly is arranged, various inspection devices are integrated and stored into a whole, convenience is achieved, and before inspection or transition, leakage checking and vacancy filling of the inspection devices are easily achieved according to the placement positions of the multiple inspection devices; inspection equipment is placed on the partition plates, is rotationally pulled out during inspection and is pushed back to the partition plates when not in use, so that the inspection equipment is convenient to take, and is simple in overall structure, efficient and convenient.

The invention provides golf club head hitting surface automatic detection equipment which comprises a case. A working platform is arranged in the case and a rack is arranged on the working platform. The equipment further comprises a detection structure, a six-axis manipulator, an ultrasonic probe, an ultrasonic thickness gauge, an infrared 3D sensor, an X-axis linear module, an ink-jet printer, aPLC program control system, an industrial personal computer master control system and a jig lifting structure. The detection structure, the six-axis manipulator, the ultrasonic probe, the ultrasonic thickness gauge, the X-axis linear module and the ink-jet printer are respectively connected with the industrial personal computer master control system and the PLC program control system; and the PLCprogram control system is arranged in the case and is positioned below the working platform. The beneficial effects of the equipment are that the equipment achieves the automatic detection of weight,thickness, flatness, abrasive belt marks, offset and edge collapse, is high in detection accuracy, and greatly improves the detection efficiency.

The invention relates to the technical field of thickness gauges, and discloses an ultrasonic thickness gauge capable of preventing dirt and impurities from influencing the measurement accuracy. The thickness gauge comprises a thickness gauge body, movable seats are fixedly mounted at the two sides of the top end of the thickness gauge body, a mounting plate is movably mounted at the other ends ofthe movable seats, a positioning plate is fixedly mounted at the bottom end of the mounting plate, and scraper blades are fixedly mounted at the two ends of the positioning plate. According to the ultrasonic thickness gauge capable of preventing dirt and impurities from influencing measurement accuracy, during use, the positioning plate is in contact positioning with a to-be-measured surface; then dirt and impurities on the surface are scraped off through a scraper blades; as the thickness gauge body is movably connected with the movable seats through movable columns, the thickness gauge bodyis rotated to the position right facing the measuring surface, and then a threaded column is rotated so that a limiting column of a mounting seat is rotated to the mounting seat to correspond to a limiting hole, the thickness gauge has the advantages of being high in measuring precision and the like, and the problem that errors are prone to occurring in the prior art is solved.

The invention provides a multichannel flow cross section detection device and a detection method. N ultrasonic probes are uniformly arranged on the same cross section of the side wall of a pipeline, the N ultrasonic probes are connected with a single chip microcomputer through a channel control module, and the channel control module is used for controlling the ultrasonic probes to work or not; the single chip microcomputer is connected with an upper computer through a USB communication module. Through the N ultrasonic probes, the inner diameter of the pipeline can be measured according to the principle of an ultrasonic thickness gauge and an ultrasonic tomography technology, and then the area of the cross section of the pipeline can be calculated. On the basis of the ultrasonic tomography principle, an ultrasonic array is used for tomography. According to the method, the obtained ultrasonic information amount is large, the calculation method is advanced, the calculation error of the flow cross section is reduced, the measurement precision of the flow cross section is effectively improved, and a more accurate basis is provided for flow measurement.