54results about How to "With measurement function" patented technology

The invention relates to a dynamic object modulation transfer function measuring method and a device thereof, pertaining to the optical property measurement field. The invention aims at providing a dynamic object modulation transfer function measuring method and a device thereof which can carry out the dynamic object modulation transfer function measurement under different fields of view, namely, uniform linear motion, uniformly-accelerated rectilinear motion, simple harmonic motion, but also can measure static target modulation transfer function and separate the static target modulation transfer function from whole machine modulation transfer function. The device consists of a light source, a collimating lens, a pupil coupling system and an electro-optical imaging system which are arranged along the ray propagation direction in sequence; the electro-optical imaging system carries out imaging towards the light source moving along the guide rail direction and line spread function is obtained from the image and carried out one-dimensional Fourier transformation so as to obtain the dynamic object modulation transfer function. The method and the device of the invention are not only suitable for static image evaluation field but also for the image evaluation field of dynamic object imaging by a time-delay electro-optical imaging system.

The invention discloses a large-equivalent-weight underground shallow-buried explosion effect simulating device. The large-equivalent-weight underground shallow-buried explosion effect simulating device comprises a base, a container tank, a first vacuumizing device and an explosion source device, wherein the explosion source device comprises a glass cover, a detonating cord, a steel tube, a sealing plug, an electric detonator, an exploder and an air pressure adjusting device; the base serves as a supporting component of the whole simulating device, and is mounted at the bottommost end of the whole device; the container tank is mounted at one end of the base; the first vacuumizing device is connected with the container tank through a pipe; the glass cover and the electric detonator are positioned in the container tank; the bottom end of the glass cover is sealed through the sealing plug; the detonating cord is positioned in the glass cover, penetrates out of the sealing plug through a steel tube, and is connected with a conical end of the electric detonator; the other end of the electric detonator is connected with the exploder of the outside of the container tank; and the bottom end of the glass cover is connected with the air pressure adjusting device. By the simulating device, a large-scale throwing explosion effect simulating test under different parameter conditions can berepeatedly developed; and the simulating device is simple to operate and low in cost.

The invention relates to a device for measuring the spectral responsivity of an infrared photoelectric detector. Most current Fourier transform infrared spectrometers cannot be directly used for measuring the spectral responsivity of the infrared photoelectric detector. The device for measuring spectral responsivity of the infrared photoelectric detector comprises a Fourier transform infrared spectrometer which comprises a Michelson interferometer, a sample room, a first computer, an infrared photoelectric detector, a preamplifier and a second computer. The infrared photoelectric detector and preamplifier are arranged in the sample room. The arranging position of the infrared photoelectric detector ensures that the photosurface can receive the interference intensity signal emitted by the Michelson interferometer. The infrared photoelectric detector is connected with the second computer via the preamplifier and an A / D collector, and the second computer is in communication connection with the first computer. In the invention, the Fourier transform infrared spectrometer can not only be used to measure the spectral responsivity but also have the previous function of measurement.

The invention discloses a high-speed, high-accuracy and high-redundancy absolute grating ruler reading head device. The high-speed, high-accuracy and high-redundancy absolute grating ruler reading head device comprises a tackle body (1), grating glass (3), an absolute code channel (4), an incremental code channel (5), an absolute code channel collector (6), a first indication grating (7) and a second indication grating (8), wherein the grating glass (3) is installed below the tackle body (1), the absolute code channel (4) and the incremental code channel (5) are marked on the grating glass (3) side by side, the first indication grating (7) and the second indication grating (8) are installed in the movement direction of the tackle body (1) side by side and are located over the incremental code channel (5), and the absolute code channel collector (6) used for collecting information about whether the reading head reaches the absolute position or not is also installed on the tackle body (1) and located over the absolute code channel (4). Under the high-speed and high-accuracy working condition of a grating ruler, reading reliability is guaranteed, and the functions of displacement calculation and multiple limitation of the grating ruler are provided.

The invention discloses a cable cross-core all-shield electronic current transducer. The transducer can use two ends of one secondary winding individually to provide a sampling signal and input the sampling signal into a signal processing circuit on an electronic circuit board; after processing, two output ends of the circuit simultaneously output two sine shaped analog signals, one signal is a measurement signal for current measurement and metering, and the other is a guard signal for current protection control. The cable cross-core all-shield electronic current transducer has both the measurement function and protection function, thereby realizing integration of a measurement current transducer and a protection current transducer, and having excellent performances, low cost, broad applicability, and remarkable economic and technical effects.

The invention relates to a charge message detecting alarming system and relative method, wherein the control computer via IP network is connected to account database, message database, message medium server, dial detector database, and alarm center computer; via detecting the whole process from sending message to answer message, it detects the state from message generation in charge center and the message delay in mobile phone to detect the message system, and alarm on time. The invention has bidirectional message transmission time detection and one-way message sending time measurement, database, delay wait time, etc, to detect message accidence and alarm on time.

The invention relates to the technical field of manufacture of a measuring tool and discloses a caliper measuring head and a caliper. The caliper measuring head is formed by two parts: a clamping part and a measuring head part for measuring. A fixation member is provided with a fixation mechanism for enabling the fixation member to be fixed to a clamp claw of the caliper, and a measuring element is fixed to the fixation member. The fixation mechanism comprises a clamp groove for cooperating with the clamp claw and arranged in the fixation member, wherein the clamp groove is provided with a first side wall and a second side wall, which are oppositely arranged; and a clamping mechanism arranged on the first side wall and used for clamping the clamp claw to the second side wall tightly. The caliper measuring head can be cooperated with an existing vernier and a digital display caliper in the range of 0-300 in the market, and the effect that one caliper can finish multiple functions and measurement requirements is realized; the caliper does not need structural improvement and processing, and is not damaged in the installation and disassembly process; and the caliper is simple in structure and convenient to process.

The invention discloses a display panel and a display device. The display panel comprises a human face recognition module and a shading layer, wherein the human face recognition module comprises an infrared light source and an infrared induction unit; the shading layer is positioned on one side, close to the display surface of the display panel, of the infrared induction unit; the shading layer isprovided with an imaging light transmission hole, the imaging light transmission hole comprises at least two imaging light transmission holes with different diameters and is corresponding to the infrared induction unit. The display panel and the display device disclosed by the invention have the beneficial effects that both the human face recognition function and the measurement function can be realized.

The present invention discloses microsurgery forceps with double forceps heads capable of clamping and fixing, and belongs to the technical field of medical equipment. The microsurgery forceps are used for performing clamping and fixing operation. The technical scheme is that the double forceps heads capable of clamping and fixing are added to traditional operating forceps, blood vessel or nerve can be clamped by clamping pieces at front ends of the forceps heads, the clamping pieces are connected with pull rods, a stay cable and pull rings, and a clamping spring is disposed between the two clamping pieces. After the blood vessel or the nerve is clamped by the forceps heads, the forceps heads at two sides are shut towards the middle by closing handles at two sides of the operating forceps, so that anastomosis butt joint of two broken ends can be achieved. The microsurgery forceps are reasonable in structure, simple and flexible in operation and firm in fixation, the blood vessel can be prevented from being repeatedly clamped during an operation, man-made damage can be prevented, and one-man operation of clamp, measurement, anastomosis and fixation is achieved. The microsurgery technology is innovated, the disadvantages in a microsurgery operation that broken ends of blood vessel and nerve are poorly anastomosed, and specially-assigned person auxiliary operation is usually required are effectively prevented, operation time is shortened, and patient pain is effectively relieved.

The invention discloses a large-equivalent underground explosion effect simulation device. The device comprises a container, a vacuumizing device connected with the container as well as an explosion source device, wherein the explosion source device comprises a pressurizing device, a piston cylinder, a first piston, an elastic piece, a seal ring, a second piston, a barrel, a diaphragm, a housing,marbles, a pressure relief switch, a glass cover covering the barrel and an air pressure regulating device connected with the glass cover; the piston cylinder is connected with the barrel; the top ofthe barrel is connected with the housing; emission holes filled with the marbles are formed in the housing; the second piston is arranged in the barrel; the diaphragm is arranged at the upper end of the barrel; the first piston is located in the piston cylinder; the elastic piece is arranged at the lower end of the first piston, the seal ring is arranged between the upper end of the first piston and the piston cylinder; the lower end of the first piston divides the piston cylinder into two cavities; an air hole for communicating the two cavities is formed in the lower end of the first piston,and a first check valve is arranged in the air hole; the pressurizing device is communicated with the lower cavity of the piston cylinder; the piston cylinder is connected with the pressure relief switch. The device is safe and controllable.

The invention relates to control system and method for high-precision needle valve orifice grinding. The control system comprises an embedded controller, a keyboard, a control key panel, an LCD (liquid crystal display), an LCD controller, three extended I / O (input / output) interface modules, an I / O interface module, a SDRAM (synchronous dynamic random access memory), an NAND flash, two A / D (analog / digital) conversion interfaces, a temperature sensor, a pressure sensor, a position sensor, a machining stop valve, a related machining unit, and a flowmeter. The basic environment combining an embedded ARM (advanced RISC machine) controller based on RISC (reduced instruction set computer) and a high-real-time embedded operating system ReWorks is used; a logic control main program and a flow processing subprogram stored in the embedded controller are used; and accordingly the control method is achieved. In an ideal case, flow uniformity of a machined needle valve orifice reaches + / -0.5% and reaches the international advanced level. The control system and method are also applicable to the field of control of other types of high-precision real-time machining.

The invention discloses a cloth tailoring device with a measuring function for garment producing and processing. The cloth tailoring device comprises a side plate, cloth, a fixed shaft and a cutting head, fixed plates are welded to the front end and the rear end of the right side of the side plate, the fixed plates are connected through a movable plate, and the front side and the rear side of themovable plate are fixed to the fixed plates through rotary connectors respectively. The cloth is arranged above the movable plate, limiting plates are fixed above the front end and the rear end of thecloth, the upper portions of the limiting plates are rotationally connected with movable shafts, sliding blocks are fixed to the front end and the rear end of the fixed shaft, the outer sides of thesliding blocks are connected with pointers, scale marks are arranged below the pointers, the upper portion of the cutting head is connected with a movable part through a sleeve, and the movable part is in sliding connection with the fixed shaft through a second sliding groove. According to the cloth tailoring device with the measuring function for garment producing and processing, the cloth can bemeasured firstly before the cloth is tailored, and the precision of the device is improved.

The invention discloses a large-equivalent underground multi-point delay explosion crater effect simulation device and method. The device comprises a vacuum chamber, an explosion source system, a multi-point explosion source millisecond delay detonation control system, a vacuum chamber operating system, a dynamic acquisition system, a digital image processing system and a crater damage form three-dimensional reconstruction system. A box body is arranged in the vacuum chamber and is used for filling similar materials required by explosion simulation; the vacuum pump set is connected with the vacuum chamber through a pipeline; the multi-point explosion source millisecond delay detonation control system comprises an exploder, a detonation module, a detonating cord, an ionic electric probe, a pulse forming network and an oscilloscope; the bottom end of a glass cover in the explosion source is connected with an explosion source pressurizing control device outside the vacuum chamber; the dynamic acquisition system comprises a high-speed camera, a light source and a computer; and the three-dimensional reconstruction system for the crater damage form comprises a three-dimensional scanner and a computer. According to the simulation method and device, large-scale underground multipoint differential delay explosion crater effect simulation tests under different parameter conditions can be repeatedly carried out, the operation is simple, the cost is low, and the controllability is high.

The invention relates to a straightening device, in particular to a glass rod straightening device. The device comprises a lathe body (1), a fixing sliding platform (2), a left chuck (3), a glass rod(4), a grating scale (5), a blowtorch platform (6), a blowtorch moving motor (7), an deviation measuring instrument (8), a blowtorch (9), an auxiliary sliding platform (10), an auxiliary sliding platform moving motor (11), a strengthening motor (12), a strengthening part (13), a moving sliding platform (14), a moving sliding platform moving motor (15), a right chuck (16), a rack (17), a rotary motor (18), a rotary chain (19), a left chuck chain (21), a right chuck chain (22), a transmission rod (24) and a guide rail (25).

The invention discloses a workbench with a measuring function for garment production and processing. The workbench comprises a workbench base. Workbench supporting legs are fixedly connected to the top face of the workbench base, a workbench tabletop is fixedly connected to the top ends of the workbench supporting legs, a measuring device groove is formed in the surface of the workbench tabletop,a measuring device is fixedly connected to the interior of the measuring device groove, the measuring device comprises a device movable plate, the surface of the device movable plate is movably connected with a device rotating plate through a rotating shaft, a measuring table is movably connected to the surface of the device rotating plate through a rotating shaft, and a rotating adjusting grooveis formed in the bottom face of the measuring table. According to the workbench with the measuring function for garment production and processing, due to the measuring device groove, the measuring table, the rotating adjusting groove, a measuring straight scale, an adjusting rotating shaft, an adjusting rotating plate and a measuring scale movable plate, the effects that the workbench has the measuring function and the working efficiency is improved are achieved.

The invention discloses a multifunctional perpendicularity and straightness detection device, and relates to the technical field of metering detection instruments. The multifunctional perpendicularityand straightness detection device comprises a sliding column arranged on a precision flat plate, wherein a sliding seat is arranged on the sliding column; the sliding seat is provided with a gauge clamping rod used for clamping an indicating gauge, and the bottom surface of the sliding column serves as a first reference surface A for measuring perpendicularity; the sliding column is provided witha sliding surface B which is matched with the sliding seat to slide, and a second reference surface C which is used for measuring straightness and parallelism; and the second reference surface C is parallel to the sliding surface B, and is perpendicular to the first reference surface A. Compared with the prior art, the sliding column is designed to be vertical and horizontal, and the sliding seatcan be conveniently taken down from the sliding column, so that the device has multiple detection functions, and the device not only is a perpendicularity measuring instrument, but also is a straightness measuring instrument, and can be also used as a standard square ruler, a standard leveling ruler or a standard parallel ruler. The multifunctional perpendicularity and straightness detection device is simple in structure and low in manufacturing cost.

The invention discloses a jellyfish-shaped buoy energy harvesting system. The jellyfish-shaped buoy energy harvesting system comprises at least one energy pickup device, an energy collection circuit and an energy storage device, wherein the energy pickup device comprises elastic piezoelectric elements, upper conducting rings, lower conducting rings, a tubule and diversion trenches, wherein the upper conducting rings and the lower conducting rings are respectively arranged at the upper ends and the lower ends of the elastic piezoelectric elements, the tubule penetrates through the middle parts of the upper conducting rings, the elastic piezoelectric elements and the lower conducting rings, the energy collection circuit and then energy storage device are arranged in a heavy box, the energy pickup devices are in sequence connected in series through the tubule, and lower end of the tubule is penetrated into the heavy box. The jellyfish-shaped buoy energy harvesting system disclosed by the invention prolongs the service life of electrical devices of a buoy and the like and saves a lot of manual labor caused by repeated replacement of batteries, and is environment-friendly.

The invention discloses tools and method for alignment and measurement of eccentric parts. The alignment tool includes a first tool flange, a second tool flange and a third tool flange, the first toolflange is provided with a first eccentric hole and a fifth eccentric hole, the second tool flange is provided with a second eccentric hole and a fourth eccentric hole, and the third tool flange is provided with a third eccentric hole. The measurement tool includes a phi100X120 hollow cylinder, and the phi100X120 hollow cylinder is installed in holes of the first tool flange, the second tool flange and the third tool flange. Through design of the alignment tool of the eccentric parts, alignment of the eccentric parts machined on a vertical lathe is realized, the alignment method is simple andfast, installation saves the time and labor, and the alignment tool has the function of measurement; and the difficult problem of measuring of an arc in the machining process is solved, and importantly, the tools can be used for measuring and verifying dimensional tolerances at any time.

The invention relates to an intelligent operation integrated mobile power station. The power station comprises a box type housing, filtering vent windows, an air conditioner, a maintenance interface, a 10kV high-voltage system zone, a protective measurement and control system and a DC power source. The 10kV high-voltage system zone, the air conditioner, the protective measurement and control system and the DC power source are disposed in the housing. The housing is provided with the filtering vent windows and a maintenance channel. Climbing pedals and the maintenance interface are disposed outside the housing. The 10kV high-voltage system zone comprises a power receiving cabinet, a PT cabinet and a feed line cabinet that are connected in sequence. The DC power source provides power to a protective monitoring system and for operation and control of high-voltage equipment. The protective monitoring system collects data and monitors the mobile power station, and communicates with a remote monitoring center in a wired or wireless manner. The advantages are that the power station has real-time multi-path data collection, measuring, on-line monitoring, comprehensive protection and communication functions, and enables a power grid to be started according to needs to achieve real-time intelligent adjusting, automatic control, collaborative interaction and on-line analyzing and deciding application functions.

The invention relates to a cloud platform-based power pointer type instrument test equipment management and control system and method, and belongs to the technical field of power pointer type instrument test equipment management and control. The system comprises an electromagnetic door lock, a relay connected with the electromagnetic door lock, a palmprint machine mounted at an outer doorway of awarehouse, an information input module, an RFID tag fixed on electric pointer type instrument test equipment, an RFID reader-writer, a warehouse server, a background server, an encryption positioningtransmission device mounted in the power pointer type instrument testing equipment or on the surface of the power pointer type instrument testing equipment, and a mobile terminal. Personnel identification and equipment warehouse-in and warehouse-out management are realized through combined work of the palmprint machine, an entrance guard and an RFID card reader, and equipment users and use time are clearly obtained. The encryption positioning transmission device is adopted to encrypt a measurement result data and position the equipment; through the background server, a series of control over testing and preparing of the electric pointer type instrument testing equipment is achieved, and the problems that existing electric pointer type instrument testing equipment is prone to being lost andsubmitted for inspection overdue and the like are solved.

The invention discloses a rebar cutting device with automatic measuring and marking functions. The rebar cutting device comprises a cutting base, a feeding device, a cutting device and a driving device. The cutting device and the driving device are both fixed to the upper surface of the cutting base, the feeding device comprises a feeding hopper and a supporting column, a positioning retaining plate is fixedly mounted at the top of the feeding hopper and connected with an automatic cut-to-length measurer, and a marker is mounted on the lateral side of the automatic cut-to-length measurer. The cutting device consists of a cutter and a power shaft, the cutter comprises a cutting opening and a cutting knife in the cutting opening, and the cutter knife is driven by the power shaft. The driving device comprises a driving motor and a transmission shaft. Automatic feeding can be realized, the rebar cutting device has a measurement function intrinsically, measurement precision is high due to an alignment function, cutting is directly performed after measurement, and simplicity and convenience are achieved; length marks are left after rebar measurement to make it convenient for recognition and detection of cutting errors, and operation efficiency is improved.

According to the electronic device metal wire / spring piece contact pressure full-automatic tester and the test method, the positions of a plurality of metal wires / spring pieces to be tested are automatically and accurately identified in the field of view of the high-definition industrial camera, the position information is transmitted to the upper computer software, and after an adjustable loading sliding table is controlled to accurately move to the pressure test position, and then a hook of the programmable digital dynamometer is triggered to move downwards to accurately align at the position of the metal wire / spring piece, the metal wire / spring piece is automatically hung one by one, data measured by the dynamometer is returned to upper computer software, and a pressure value of a contact point is automatically calculated by combining a pressure calculation algorithm. According to the method, an automatic test function is realized, and the single measurement time of a single metal wire / leaf spring is less than 15s; measuring precision is high, precision in the tension range is + / -0.05 gf, meanwhile, maintenance and installation are convenient, and the overload protection function is achieved.

The invention discloses a processing platform with measuring function for garment production, including a processing table plate, the bottom surface of the processing table plate is fixedly connectedwith the processing table legs, the top surface of the processing table plate is fixedly connected with a garment measuring device, the garment measuring device comprises a garment measuring plate, the surface of the garment measuring plate is fixedly connected with a measuring support plate, the surface of the measuring support plate is movably connected with a measuring movable plate through a rotating shaft, the surface of the measuring movable plate is fixedly connected with a measuring movable cover, the surface of the measuring movable cover is provided with a measuring frame hole, and the inner wall of the measuring frame hole is fixedly connected with the measuring frame. The processing platform with measuring function for garment production achieves the effect of convenient laundry measurement by measuring movable cover, measuring movable rod, measuring movable slot, measuring fixed rod, fixing spring, fixing adjusting plate, adjusting telescopic sleeve, measuring soft rule, tape measuring support plate and tape measuring movable shaft.

The invention relates to a full-automatic plane bearing sleeving and assembling height detection machine which comprises an electric box control device, a rack, and a plane bearing feeding part, a plane bearing feeding and discharging manipulator, an outer thrust sheet stock bin, an outer thrust sheet feeding manipulator, an outer thrust sheet sleeving part, a bearing assembly height measurement part and an NG discharging part which are arranged in the rack. The full-automatic plane bearing fitting and assembling height detection machine further comprises an inner thrust sheet stock bin, an inner thrust sheet feeding and bearing assembly feeding and discharging manipulator assembly, an inner thrust sheet sleeving part, a bearing assembly carrying part and a bearing assembly overturning part which are matched with one another, the feeding, sleeving and detecting functions of plane bearings and thrust sheets can be automatically completed, the automation degree is high, the sleeving efficiency is high, the labor intensity of workers is greatly reduced, a measuring function is achieved, the quality of products after fitting can be ensured, the defective rate is reduced, and the reliability of the products is greatly improved.

The invention discloses a multifunctional belt. The multifunctional belt comprises a body, a connection buckle, a connection rod, a magnetic buckle, magnetic blocks and a bending part. The bending part is arranged at one end of the body, the connection buckle is clamped at the bending part in a sleeving mode and provided with the integrated-structure connection rod, the magnetic buckle is arranged at the tail end of the connection rod, and the magnetic blocks are arranged at the portion, close to the outer side of the other end, of the body. The belt is locked in a magnet-attracting mode, the opening mode is simple, and through the measurement function, the multifunctional belt is convenient and practical, has the positioning function, and can avoiding losing of a using person, the function is more powerful, market using requirements are met, and popularization of a product is facilitated.

The invention discloses a method for overhauling a side bearing plate of a main frame of a train by by positioning an overhead contact line with a special tooling, the special tooling is two identicalpositioning measuring units, The specific methods are as follows: At first, that eight side bear plates are arrange in a predetermined position, Install the two positioning measurement unit frames onthe main frame and adjust the tooling, Check the dimensions of the 4 locating pins, After meeting the dimensional parameters, the side bearing plate is fixed on the mounting bracket of the positioning measurement unit from the back through the locking pin and the locking nut, the side bearing plate is fixed and the dimensions of the four locating pins are re-checked, after meeting the dimensionalparameters, the side bearing plate is welded, after cooling, the side bearing plate is checked again, and after meeting the dimensional parameters, the tooling is removed and entered into the subsequent process. The method solves the problems of time-consuming, labor-consuming, difficult measurement, poor dimensional accuracy and flatness in positioning and assembling the side bearing plate of the JJC main frame by improving the existing positioning method of the side bearing plate of the JJC main frame, and greatly improves the production quality and efficiency.

The invention discloses a display panel and a display device. The display panel includes: a face recognition module, including an infrared light source and an infrared sensing unit; a light-shielding layer, the light-shielding layer is located on the side of the infrared sensing unit close to the display surface of the display panel, and the light-shielding layer has an imaging light-transmitting hole, and the imaging light-transmitting hole and the infrared Corresponding to the sensing unit, wherein the imaging light-transmitting hole includes at least two kinds of imaging light-transmitting holes with different diameters. The invention can realize the face recognition function and also has the measurement function.

The invention relates to a dynamic object modulation transfer function measuring method and a device thereof, pertaining to the optical property measurement field. The invention aims at providing a dynamic object modulation transfer function measuring method and a device thereof which can carry out the dynamic object modulation transfer function measurement under different fields of view, namely,uniform linear motion, uniformly-accelerated rectilinear motion, simple harmonic motion, but also can measure static target modulation transfer function and separate the static target modulation transfer function from whole machine modulation transfer function. The device consists of a light source, a collimating lens, a pupil coupling system and an electro-optical imaging system which are arranged along the ray propagation direction in sequence; the electro-optical imaging system carries out imaging towards the light source moving along the guide rail direction and line spread function is obtained from the image and carried out one-dimensional Fourier transformation so as to obtain the dynamic object modulation transfer function. The method and the device of the invention are not only suitable for static image evaluation field but also for the image evaluation field of dynamic object imaging by a time-delay electro-optical imaging system.