107results about How to "Improve aiming accuracy" patented technology

The invention relates to a beacon optical axis precision positioning system in an atmosphere laser communication system, which is characterized by comprising an optical receiving antenna (1), a vibrating mirror (2), a dispersion prism (3), a Hartmann sensor optical axis precision positioning unit (4), a vibrating mirror controller (5), a lens (6) and a common CCD camera (7). To realize the real-time correction of the pointing direction of a beacon optical axis, the beacon optical axis precision positioning system detects a beacon light beam by a Schack Hartmann sensor with microlenses array and reconstructs a real-time wavefront image by a Zernike Polynomial mode method, thereby resolving the real pointing direction of the beacon optical axis of the atmosphere laser communication system and achieving final optical axis positioning precision exceeding 2 mu rad. If a common CCD positioned at a receiving end needs to obtain same resolution ratio and measuring precision, an optical systemof the common CCD has large volume and heavier weight; in addition, compared with the traditional platform, the invention has obviously reduced volume and weight, thereby effectively meeting the requirement of future space laser communication for the light type of an onboard platform.

The invention relates to a method for automatic aiming of shooting games. The method is applied to a mobile terminal with a touch screen. The method comprises the following steps: when the mobile terminal is on a game interface and when it is detected that there is pressing operation on a touch screen, a virtual camera is driven according to control signals generated at the pressed position to rotate through a certain angle, and an auxiliary ring is formed at the position within the view field of the virtual camera corresponding to the pressed position; when part or all of a target is located in the auxiliary ring, a front sight of the virtual camera aims at a first position of the target; when it is detected that the mobile terminal shakes, the corresponding shaking angle is obtained through a sensor of the mobile terminal, so that the current rotating angle of the virtual camera is matched with the shaking angle, and accordingly the position of the front sight is adjusted. The invention further relates to a device for automatic aiming of shooting games. According to the method and device for automatic aiming of shooting games, the operation difficulty can be effectively reduced, and the aiming accuracy is improved.

The invention discloses a method for improving focal distance detection precision of a long focal distance collimator, which belongs to the technical field of optical detection and relates to a method for detecting the focal distance of the collimator. In order to solve the technical problem, the invention provides the method for improving the focal distance detection precision of the long focal distance collimator. To solve the technical problem, the invention adopts the technical scheme that the method comprises the following steps of: firstly, establishing a set of focal distance test device system of the long focal distance collimator; secondly, adjusting the position of a reticle; thirdly, performing test; and fourthly, processing data. The method changes the aiming mode, improves the aiming precision, can improve the measurement precision of the long focal distance collimator by 3 times, and also can be applied to focal distance detection of other long focal distance optical systems.

The invention provides a tilt launch attitude angle non-leveling real-time correction method of a launching vehicle control system. The method includes the steps that the launching vehicle control system acquires the heeling angle and the trimming angle of a rotary table, the vertical angle and the rotation angle of a launching cradle and the vehicle body azimuth angle; the vehicle body heeling angle and the vehicle body trimming angle are acquired through solution in real time according to the heeling angle of the rotary table, the trimming angle of the rotary table and the rotation angle of the rotary table; the estimated vertical angle of the launching cradle and the estimated rotation angle of the rotary table are solved in real time according to the vehicle body azimuth angle, the vehicle body heeling angle and the vehicle body trimming angle; the altitude angle and the azimuth angle of the launching cradle are calculated according to the vehicle body azimuth angle, the vehicle body heeling angle, the vehicle body trimming angle and the vertical angle and the rotation angle of the launching cradle, and the altitude angle and the azimuth angle of the launching cradle are used as the judgment basis of final control accuracy of the launching cradle. The method has the advantages that the altitude angle and the azimuth angle of the launching cradle are calculated and used as the judgment basis of final control accuracy of the launching cradle, the influence of out-of-level of the rotary table, vehicle body deformation and other factors on the attitude angle of the launching cradle can be avoided, and aiming accuracy is improved.

The invention relates to a dispensing device (1) for dispensing a product. The dispensing device comprises: a container (2) containing the product under pressure, the container having a top (7), bottom (5) and body portion (8), an axial direction being defined between the bottom and top; a valve mechanism (3) mounted at the top of the container, the valve mechanism being movable with respect to the container for pressurized discharge of the product out of the container; and a dispensing cap (4) mounted on the top of the container. The dispensing cap carries: a nozzle (21) debouching outside the cap for spraying the product, the nozzle being connected to the valve mechanism by a conduit; and art actuating member (23) having a horizontal arm (25) and a vertical arm (24). The horizontal arm is hingedly suspended in the cap and engages the valve mechanism to actuate the valve mechanism upon pulling the vertical arm towards the container portion. The body portion of the container has a lower portion (40) and an upper portion (41) providing a one-band grip (42). The vertical arm is arranged to be engageable by at least one finger of a hand gripping the one-band grip. The one-hand grip is constricted in its circumference with respect to the lower portion.

An aimable kinetic energy rod warhead system includes a plurality of rods and explosive segments disposed about the plurality of rods. There is at least one detonator for each explosive segment. A target locator system is configured to locate a target relative to the explosive segments. A controller is responsive to the target locator system and is configured to selectively detonate specified explosive segments at different times dependent on the desired deployment direction of the rods to improve the aiming resolution of the warhead.

The invention relates to a dispensing device (1) for dispensing a product. The dispensing device comprises: a container (2) containing the product under pressure, the container having a top (7), bottom (5) and body portion (8), an axial direction being defined between the bottom and top; a valve mechanism (3) mounted at the top of the container, the valve mechanism being movable with respect to the container for pressurized discharge of the product out of the container; and a dispensing cap (4) mounted on the top of the container. The dispensing cap carries: a nozzle (21) debouching outside the cap for spraying the product, the nozzle being connected to the valve mechanism by a conduit; and art actuating member (23) having a horizontal arm (25) and a vertical arm (24). The horizontal arm is hingedly suspended in the cap and engages the valve mechanism to actuate the valve mechanism upon pulling the vertical arm towards the container portion. The body portion of the container has a lower portion (40) and an upper portion (41) providing a one-band grip (42). The vertical arm is arranged to be engageable by at least one finger of a hand gripping the one-band grip. The one-hand grip is constricted in its circumference with respect to the lower portion.

The invention relates to an electric distance measuring device with two visual fields installed on the firearms. It includes dual-field-of-view mirror groups, detector array for switching the target imaging into electricity signal, the image processing module for connecting selector, detector array groups and display screen. The image processing module has distance finding unit, and which can adjust the described box frames to certain position, then the image processing modules can count target distance according to the number of pixels, the size of target, optical imaging microscope focus groups, pixel size and firearms ballistic characteristics of target distance. This can enhance the accuracy of target distance, which can improve targeting accuracy, firing hit ratio and meet the different needs according to the changing field.

A pneumatically operated projectile launching device preferably comprises an electro-pneumatic flow distribution mechanism that receives and directs compressed gas to a pneumatic mechanism to open a bolt.

The invention discloses a laser energy transfer system. By the aid of the laser energy transfer system, pointing accuracy between an emitting end and a receiving end can be improved, uniformity of light intensity distribution of the beam receiving end can be improved, and photoelectric conversion efficiency of a photoelectric cell is improved, so that energy transfer efficiency is effectively improved. The photoelectric cell of the energy receiving end is designed, a photoelectric cell unit 1 can align to light spots in real time, high conversion efficiency is kept, a photoelectric cell unit 2 and the photoelectric cell unit 1 pass optimal power tracking constant-pressure output units prior to parallel output, loss of light spot energy at the edges of the light spots is reduced, and maximum conversion efficiency is guaranteed. Moreover, a phase control array regulates beam phases to obtain uniform light spots, pointing of beams is controlled through a beam control device, high beam pointing precision is ensured, and energy transfer efficiency of the laser energy transfer system is improved effectively.

The invention discloses a lightweight integrated X-band meteorological radar structure, which comprises a base, a cover body, an orientation adjusting mechanism, a pitching adjusting mechanism and a radar antenna, wherein the cover body comprises a heat dissipation bottom cover and an antenna cover; the orientation adjusting mechanism comprises a rotating platform, an orientation servo motor and an orientation encoder; the orientation servo motor is used for driving the rotating platform to circumferentially rotate by 360 degrees; the orientation encoder is used for detecting the rotation orientation; the pitching adjusting mechanism comprises a turntable support, a pitching platform, a rotating shaft, a pitching servo motor and a pitching encoder; the rotating support is installed at thetop of the rotating platform, the rotating shaft rotates and is horizontally installed at the top of the turntable support, and the pitching platform sleeves the middle of the rotating shaft; the radar antenna is installed on the pitching platform; the pitching servo motor is used for driving the rotating shaft to rotate; the pitching encoder is installed on the rotating support and used for detecting the rotating angle of the rotating shaft. The lightweight integrated X-band meteorological radar structure is high in environmental adaptability, light in weight, low in power consumption, easy to maintain and diverse in operation mode.

The invented aiming method is characterized by that a beam splitter prism is placed in the front of laser distance sensor for measuring contact network line guide height to make the exit light-beam of the laser distance sensor be perpendicular to the incident face of beam splitter prism. A camera head is placed under the incident face of the beam splitter prism to make the optical axis of said camera head be perpendicular to incident face of the beam splitter prison, and perpendicular to exit light-beam of laser distance sensor, the video output of the camera head is connected with display. When the image of measured object is coincided with crosspoint of cross-line of camera head, the aiming can be define.

The invention discloses an assembly tool of an escalator bridle. The assembly tool includes a horizontal support frame, a left limiting plate, a left working plate, a left rear working plate, a right limiting plate, a right working plate, a right rear working plate, a first sighting device, a second sighting device and a position-fixing and hoisting assembly; the left limiting plate is arranged at the left end of the horizontal support frame, the left working plate is fixed in a left-and-right moving mode relative to the left limiting plate, the left rear working plate is fixed in a front-and-back moving mode relative to the left limiting plate, the right limiting plate is arranged at the right end of the horizontal support frame, the right working plate is fixed in a left-and-right moving mode relative to the right limiting plate, the right rear working plate is fixed in a front-and-back moving mode relative to the right limiting plate, the first sighting device is arranged at the front end of the horizontal support frame, the second sighting device is arranged at the rear end of the horizontal support frame, the two ends of the position-fixing and hoisting assembly are detachably connected with bridles on the two sides, and the position-fixing and hoisting assembly includes a third sighting device. The assembly tool of the escalator bridle is simple and reasonable in structure, can rapidly and accurately fix the position of the escalator bridle, after the assembly tool is debugged for the first time, no large-scale disassembly debugging is required, and moreover, welding does not need to be completed on the assembly tool.

The invention relates to a multi-functional precise intelligent measuring apparatus and method for geometric quantities. According to the invention, the measuring apparatus with a cooperative-target-free measurement mode and a cooperative-target-existing measurement mode is designed; in the cooperative-target-free measurement mode, software is employed for controlling a rotary table to automatically scan the surface of a to-be-detected object so as to obtain distance from apparatus to to-be-detected object, the value of a two-dimensional angle is recorded, and the coordinates of the to-be-detected object are finally calculated; and in the cooperative-target-existing measurement mode, the accurate coordinates of a target point are measured by using a visual recognition and autocollimation system, or the coordinates of the to-be-detected object are input in advance and laser range finding is carried out at the same time, so the accurate coordinates of the to-be-detected object are obtained. The measuring apparatus and method in the invention can realize non-contact three-dimensional multifunctional coordinate measurement of to-be-detected objects within a range of 60 m in both the cooperative-target-free measurement mode and the cooperative-target-existing measurement mode.

The invention relates to an aiming device and an aiming method of an X-ray optical system for plasma diagnosis. The device comprises an analog positioning assembly and an adjustment mechanism thereof. The analog positioning assembly comprises a positioning rod, an analog positioning member, a slider, a bracket, a linear guide rail and an objective lens group, wherein one end of the positioning rod is connected with the analog positioning member and the other end of the positioning rod is connected with the slider, the lower side of the bracket is provided with the linear guide rail and the upper side of the bracket is provided with the objective lens group, the slider is slidingly connected with the linear guide rail, and the bracket is connected with the adjustment mechanism. The method comprises the following steps: first, coincidence of the analog positioning member and a marking hole of a square-hole mesh is finished under surveillance of a tool microscope; then, an optimal object point of the system and an optimal field of view of the square-hole mesh are enabled to coincide with each other through an X-ray grid imaging experiment; and finally, the objective lens group and the bracket are solidified together by epoxy resin. Compared with the prior art, the collimation device and the collimation method have the advantages of high system reliability, high theoretical and practical aiming accuracy, simple structure, low cost and the like.

The invention provides a hand-held double-mode wireless laser communication optical transceiver aiming reception apparatus, belonging to the wireless laser communication technology field. A present hand-held wireless laser communication device employs a single mode aiming receiving apparatus, an error is large, and contradiction of focal length and field of view exists. According to the invention, each of left and right lens barrels is provided with a set of aiming receiving apparatuses, an aiming part and a receiving part in each set of aiming receiving apparatuses share a same telescope object lens and are connected through a semitransparent mirror. In one set of aiming receiving apparatuses, a coarse sighting aiming part and a digital communication reception part share a same coarse sighting telescope object lens. A coarse sighting semitransparent mirror reflects digital communication light, backlight penetrates, magnification of the coarse sighting aiming part is 2 to 7 times, and an angle of visual field is 6 to 10 degrees. In the other set of aiming receiving apparatus, a fine sighting aiming part and an analog communication receiving part share a fine sighting telescope object lens, the fine sighting telescope object lens reflects most analog communication light, other analog communication light penetrates and is taken as beacon light, magnification of the fine sighting aiming part is 10 to 15 times, and an angle of visual field is 1 to 5 degrees.

The invention discloses an airborne fire-extinguishing bomb device for an unmanned aerial vehicle, a fire-fighting unmanned aerial vehicle, and a launching control method. The airborne fire-extinguishing bomb device for the unmanned aerial vehicle comprises an N-linked launching canister unit, a three-axis servo stabilization unit, a fire control unit, and a fire-extinguishing bomb launching controller, wherein the N-linked launching canister unit is mounted on an unmanned aerial vehicle body; the three-axis servo stabilization unit is used for isolating attitude disturbance during the flightor hovering of the unmanned aerial vehicle body, so that the stability of the N-linked launching canister unit is ensured; the fire control unit generates the coordinates of impact points of fire-extinguishing bombs under a current flight attitude condition, meanwhile, a launching wave gate is arranged, and when the impact points fall into the launching wave gate, automatic launching signals for the fire-extinguishing bombs are generated according to a set launching sequence; and the fire-extinguishing bomb launching controller is used for generating fire-extinguishing bomb ignition launchingaction according to the automatic launching signals for the fire-extinguishing bombs, so that launching for the fire-extinguishing bombs is realized. According to the airborne fire-extinguishing bombdevice for the unmanned aerial vehicle, the fire-fighting unmanned aerial vehicle, and the launching control method, the disturbance is isolated through the three-axis servo stabilization unit, so that the aiming and firing accuracy, and the intelligent degree are increased.

The invention discloses a pneumatic fire extinguishing gun system. The pneumatic fire extinguishing gun system comprises an air gun, an electric cylinder, a support plate, a recoil device and a base;the base is movably fixed onto the recoil device through a rotary support; the base is provided with a motor; the air gun is fixed onto the base through the support plate and the electric cylinder; the air gun is provided with a gun sight; the air gun comprises a gun barrel, an air chamber, a front trunnion and a rear trunnion; the rear end of the gun barrel penetrates through the air chamber andis fixed to the air chamber, and the end part of the gun barrel is provided with the rear trunnion; the rear end of the air chamber is fixedly provided with an end cap; a seal ring I is arranged at the joint of the front end of the air chamber and the gun barrel; the gun barrel at the front end of the air chamber is provided with the front trunnion; a seal ring III is arranged between the end capand the gun barrel; and a piston is arranged in the air chamber. According to the pneumatic fire extinguishing gun system disclosed by the invention, by employing a pneumatic launching means, the potential safety hazard of an initiating explosive device is avoided; the air gun is compact in structure, simple in air channel, controllable in cost and high in reliability; and height and azimuth adjustment is performed by employing the electric cylinder and the motor, and the gun sight is equipped, so that the fire extinguishing gun is very high in sight precision.

The invention relates to an unmanned aerial vehicle laser charging method based on multi-view visual positioning. A visual positioning label and a laser charging panel are installed on an unmanned aerial vehicle; a laser emitter and a plurality of cameras are arranged in the space; the plurality of cameras capture a visual label position signal on the unmanned aerial vehicle and send the signal toa computer system, and the spatial position and attitude information of the unmanned aerial vehicle is obtained through calculation; after a target offset amount and a servo adjustment amount are calculated, the tracking servo module of a laser sighting device is driven to adjust an azimuth angle and a zenith angle, and a laser transmitting end is aimed at the laser charging panel on the unmannedaerial vehicle; and laser is emitted to charge the unmanned aerial vehicle. With the unmanned aerial vehicle laser charging method based on multi-view visual positioning of the invention adopted, theunmanned aerial vehicle can be remotely charged while the unmanned aerial vehicle operates; and the flight time of the unmanned aerial vehicle is prolonged. The method has the advantages of high efficiency, flexibility and the like, and can improve the cruising ability of the unmanned aerial vehicle.

The invention discloses a remote-end nail hole aiming monitor for an interlocking intramedullary nail, and belongs to the technical field of the medical equipment in the orthopedics department. The remote-end nail hole aiming monitor for the interlocking intramedullary nail comprises a magnetic aiming device, wherein the inside of the positioning tube of the magnetic aiming device is provided with an aiming pointer by a hinge; the front end of the aiming pointer is provided with a magnet; the rear end of the magnetic aiming device is provided with an electronic monitor unit; the upper end of the shell of the electronic monitor unit is provided with a forked standard of which the middle is provided with a notch; the inside of the forked standard is provided with a photoswitch used for controlling the electronic monitor unit to give an alarm; and the rear end of the aiming pointer extends into the notch of the forked standard. According to the remote-end nail hole aiming monitor for the interlocking intramedullary nail, which is disclosed by the invention, a sound-light alarm prompt can be carried out after aiming and positioning, and the aiming monitor is more convenient to operate. In addition, the whole hole drilling process can be monitored in real time, and a drill bit is prevented from deviating from the nail hole position so as to shorten the surgery time and lighten the pain of a patient.

A method for detecting the focal length of a high-precision spatial aerial camera relates to the field of detection of optical-electro-mechanical equipment and solves the problem that an existing method for detecting the focal length of a spatial camera causes light tube image surface errors, reticle line witch errors and secondary reading errors due to factor amplification. An interferometer is used for detecting the optimal image surface position of a detected camera, a reticle is placed at the optimal image surface position of the detected camera, a theodolite loaded with an additional objective lens is used for measuring the included angle of the additional objective lens corresponding to a standard scale value of the reticle at an exit pupil position of the detected camera, and the focal length of the detected spatial camera is obtained. Detecting accuracy and detecting efficiency of the focal length of the camera are effectively improved, and the method is widely applied to the field of detection of optical-electro-mechanical equipment.

The invention discloses a rapid sighting device and method for a waveguide antenna. The device comprises a sighting base, an angle indication unit and a sighting point indication unit. The sighting base is of an inverted-T-shaped structure and comprises a base and a mounting shaft connected with the base vertically. The upper surface of the base is a plane, a snapping groove is formed in the lower surface of the base, and the snapping groove is in fit connection with the waveguide antenna. The angle indication unit is fixed on the upper surface of the base, and the sighting point indication unit comprises a laser indicator and an optical sighting telescope. The laser indicator is arranged at the upper end of the mounting shaft, the optical sighting telescope is arranged above the laser indicator, an optical axis adjusting unit is arranged on the laser indicator, and an optical axis adjusting unit is arranged on the optical axis adjusting unit. By means of the device and the method, rapid sighting of visual sighting points at different distances can be achieved on the premise that the waveguide antenna sighting accuracy in microwave radiation field measurement is guaranteed, and convenience of sighting of the waveguide antenna in microwave radiation field measurement can be improved.

The invention provides a precise guidance fire extinguishing bomb system applied to forest fire extinguishing, and relates to the field of forest fire extinguishing. The precise guidance fire extinguishing bomb system applied to forest fire extinguishing comprises a fire extinguishing bomb body and a remote control terminal; the fire extinguishing bomb body comprises a near-sensing fire scene detection device, a fire extinguishing cabin, a power supply device, a combined navigation control device and a rudder control device; the near-sensing fire scene detection device comprises an infrared detector, a laser detector and a fuze mechanism; the combined navigation control device comprises a missile-borne computer and a navigation module; and the rudder control device comprises a tail rudder surface, a rudder and a rudder control module. The near-sensing fire scene detection device, the fire extinguishing cabin, the power supply device, the combined navigation control device and the rudder control device form a fire extinguishing bomb body, and the fire extinguishing bomb body is launched to a fire area to implement long-distance, efficient and safe fire extinguishing operation, so that the purposes of quickly extinguishing or inhibiting forest fire and avoiding casualties are achieved.

The invention discloses a high-temporal-spatial-resolution soft X-ray radiation flow quantitative measuring system. According to the system, a measured light source is arranged in front of two grazingincidence X-ray microscopes, X-rays emitted by the light source respectively pass through two channels of the microscopes and are respectively imaged to an X-ray diode detector and a cathode of an X-ray streak camera through a slotted scintillator, a neutral attenuator and a composite filter, photoelectrons are generated, and high-temporal-spatial-resolution measurement of the X-ray radiation flow can be realized. Compared with the prior art, according to the system, pinholes are replaced by the grazing incidence X-ray microscopes for imaging, the spatial resolution and the sensitivity of themeasuring system are improved, the streak camera and the X-ray diode detector perform comparative measurement, quantitative measurement of the X-ray radiation flow is realized by the streak camera, and the temporal resolution of the measurement of the radiation flow is improved; besides, high-temporal-spatial resolution quantitative measurement can be performed on the energy flow of the nanosecond pulse soft X-ray source radiation, and the application prospect of the system in the field of pulse X-ray radiation detection is wide.

The invention relates to an aiming device for a microscope for plasma diagnosis and a use method thereof. The aiming device comprises a line gatherer, a plane mirror, a luminous source, a glass plate and a grid plate. The line gatherer is connected with a short connecting pipe arranged on a vacuum pipeline through a flange piece, the plane mirror is arranged in the vacuum pipeline and connected with the line gatherer capable of driving the plane mirror to lead in and lead out, the grid plate is adhered to the glass plate, and the glass plate with the grid plate is arranged at one end of a long connecting pipe communicated with the vacuum pipeline and fixed through a flange cover. According to the method, a reverse imaging method is adopted, an image distance of an image system is first determined, and an object point is located through the microscope with small depth of field. Compared with the prior art, the aiming device and the use method of the aiming device have the advantages that a device structure is simple, a use method is easy, aiming precision is high, normal work of other diagnosis devices in a strong-laser device target cavity can not be affected and the like.

An ear piercing assembly includes a disposable cartridge assembly including a first and second ear piercing earring and an ear piercing earring retaining sub-assembly for releaseably supporting the ear piercing earring therein. A clutch retaining sub-assembly is integrally formed with the ear piercing earring retaining sub-assembly and releaseably supports a first and second clutch therein. An ear piercing instrument is adapted to receive the cartridge assembly and includes a plunger assembly for ejecting an ear piercing earring from the ear piercing earring retaining sub-assembly and is displaceable for selectively moving between a first position for ejecting the first ear piercing earring from the ear piercing earring retaining sub-assembly and a second position for ejecting the second ear piercing earring from the ear piercing earring retaining sub-assembly.