30results about How to "Guaranteed shooting accuracy" patented technology

The invention discloses a real sense material measurement device and method based on camera light source array modes. The device comprises a rotating workbench; a material collection platform, a semi-circular camera fixing arm and a rotary semi-circular light source rotating arm are fixed to the rotating workbench; a plurality of cameras are arranged on the camera fixing arm, and a plurality of light sources are arranged on the light source rotating arm. By adopting the extendible camera array and light source array scheme, the collecting efficiency and system cost are controllable; the positions of the cameras are fixed constantly during shooting, and the whole shooting accuracy is guaranteed; the rotating angles of the light source rotating arm and workbench are controllable, and material shooting sampling of different accuracy can be implemented; shooting is performed by adopting different exposure settings, the dynamic range of the final results is extendible, and the material measurement requirements are met; the same high speed recording software SDK is adopted, and a collection card adopted for low-speed collection or special memory CORE adopted for high-speed storage can be compatible.

The invention discloses a cannon barrel axial line positioner which includes an axial line locating frame and an axial line extending rod. The axial line locating frame which is inside the barrel can be adjusted by a radial elevating adjustment mechanism to form a surface contact with the inner wall of the barrel, and the axial line locating frame and the inner wall the barrel are closely cooperated. The axial line extending rod is fixed outside the barrel via a positioning seat on the axial line locating frame, and is provided with mark points on the outer wall at intervals. The cannon barrel axial line positioner can be used for a precision test of a cannon adjustment angle. The precision test is carried out by directly positioning and then extending the cannon barrel axial line, and directly using the mark points arranged on an axial line extending part as reference points. The cannon barrel axial line positioner has an exquisite structure which can reduce errors between a mark point connecting line and an actual barrel axial line, thus improving the precision test of the cannon adjustment, and further guaranteeing the shooting precision.

The invention relates to a refrigerator, a door for the same and a disassembling method for a display control assembly of the refrigerator. The door comprises a panel, a door lining, an embedded box and the display control assembly, wherein the panel is provided with a hollowed-out window; a mounting opening which is opposite to the hollowed-out window is formed in the front end of the embedded box; the embedded box is arranged between the panel and the door lining; the display control assembly is provided with a touch display screen, a mounting plate rack for fixing the touch display screen and a front cover plate arranged on the front side of the mounting plate rack; the touch display screen, the mounting plate rack and the front cover plate which are configured as a whole body successively pass through the hollowed-out window and the mounting opening and are mounted in the embedded box from front to back; the front cover plate is detachably connected with the mounting plate rack in a clamped manner; and the mounting plate rack is also detachably connected with the embedded box in a clamped manner. The disassembling method comprises the following steps of relieving clamped connection between the front cover plate and the mounting plate rack and disassembling the front cover plate from the mounting plate rack; and relieving clamped connection between the mounting plate rack and the embedded box and disassembling the mounting plate rack and the touch display screen from the inside of the embedded box. The refrigerator comprises a refrigerator body and the door.

The invention relates to a three-dimensional scanning system based on structured light. The system comprises an infrared projector for projecting an infrared laser pattern to a target object; at leastone infrared camera for shooting the target object attached with the infrared laser pattern, and generating an infrared image; a depth computing chip electrically connected with the infrared camera and used for computing and outputting the depth data of the infrared image transmitted through the infrared camera, and further comprises a color camera; and a processor electrically connected with theinfrared projector, the infrared camera, the depth computing chip and the color camera. The three-dimensional scanning system based on structured light is flexible in structure, extensive in application range and good in universality when the high precision is guaranteed.

An air pistol constant-pressure device comprises an air bottle connecting base and a pressure reducer body connected with the air bottle connecting base. A cavity I and a cavity II are formed in the air bottle connecting base and the pressure reducer body respectively. After the air bottle connecting base and the pressure reducer body are connected, an air supply chamber is formed by the cavity I and the cavity II. A disc spring and a piston are arranged in the air supply chamber. It can be guaranteed that the amount of bullets shot in a competition or training meets a competition standard, air pressure is constant every time the bullets are shot, and therefore the shooting accuracy is guaranteed. In addition, a special exhaust channel is arranged, after the competition is finished and an air bottle is detached, redundant high-pressure air in the air supply chamber and a pressure stabilizing chamber can be exhausted without redundancy, the condition that an air pistol can be used for shooting after the air bottle is detached is avoided, and potential safety hazards are eliminated. The air pistol constant-pressure device is simple and compact in structure, convenient to install and stable in performance.

The invention discloses a motion device for film and television shooting, and the device comprises a pedestal which is provided with a power interface, a power switch, a communication interface panel assembly, and a control mechanism; a six-axis mechanical arm arranged on the base; a fixing mechanism arranged on the six-axis mechanical arm and used for fixing a camera shooting mechanism; a seventh shaft walking mechanism arranged on the base and used for walking on a seventh shaft; and a pressing mechanism arranged on the seventh shaft walking mechanism and used for enabling the seventh shaft walking mechanism to be matched with or separated from the seventh shaft. According to the invention, the installation process of a shooting field is simplified, the deployment time of equipment is effectively shortened, the equipment is convenient to carry, the early-stage preparation work is greatly reduced, and the working efficiency is improved, and the shooting safety and convenience are improved; therefore, the limitation of hydraulic forklifts and motor forklifts on shooting sites is solved, and the mounting efficiency is improved; and a reliable guarantee is provided for shooting accuracy; meanwhile, the assembly is more efficient.

The present invention relates to the technical field of optical instruments, and in particular, to an optical element switching device and an image recording device having the same. The optical element switching device includes: a base where a plurality of optical elements are arranged on an end surface facing a glass window; a driving mechanism connected to the base and used for driving the baseto rotate to transport the optical elements to predetermined positions; a positioning mechanism connected to the base and having a first state in which the positioning mechanism is locked to the basewhen the optical elements rotate to the predetermined positions, and a second state in which the positioning mechanism is unlocked from the base when the driving mechanism drives the base to rotate. The invention provides the optical element switching device capable of fixing the positions of the switched optical elements so as to improve a capture effect, and an image recording device having thesame.

The present invention relates to a training bullet adopting inert filling material and its making method. Said training bullet includes hollow bullet body which can be matched with standard cartridge case and inert filling material which can be filled in the hollow bullet body, in the front end elastic body a front end elastic body is fixed, said front end elastic body can be fixedly connected with said hollow bullet body, in the interior of hollow bullet body a buffer device is set. Said hollow bullet body is made up by using non-metal material through a die-moulding process.

The invention discloses a corrector for firing angle and firing direction correction during inclination of a gun surface. The corrector comprises a singlechip microcomputer component, an inclined angle measuring device, gun body connection retaining rings, an LCD (Liquid Crystal Display) screen, an input interface and a casing, wherein the LCD screen is arranged on the surface of the casing; the singlechip microcomputer component and the inclined angle measuring device are arranged in the casing; the singlechip microcomputer component is connected with the inclined angle measuring device, the LCD screen and the input interface through a circuit. By adopting the corrector for the firing angle and firing direction correction during inclination of the gun surface, disclosed by the invention, the problem of error correction under the condition that the gun surface of a gun is not vertical is solved, and the gun still can keep an original firing accuracy when being inclined in use under specific conditions.

The invention discloses a realistic material measurement device and method based on a camera light source array mode, comprising a rotatable workbench on which a material collection platform is fixed, a semicircle camera fixed arm and a rotatable semicircle An arc light source rotating arm; multiple cameras are mounted on the fixed camera arm, and multiple light sources are mounted on the light source rotating arm. With the scalable camera array and light source array solution, the acquisition efficiency and system cost can be controlled; the camera position is fixed during the shooting process, ensuring the overall shooting accuracy. The rotating arm of the light source and the rotating angle of the workbench can be controlled, which can realize material shooting and sampling with different precision. Using different exposure settings to achieve shooting, the dynamic range of the final shooting result can be expanded to meet the needs of material measurement. The software uses the same high-speed recording software SDK, which is compatible no matter whether the acquisition card is used for low-speed acquisition or the dedicated memory CORE is used for high-speed storage in the future.

The invention relates to the technical field of camera movement of SMT printing machines and particularly relates to a camera driving mechanism for an SMT printing machine. The camera driving mechanism comprises a linkage shaft, wherein two Y-axis crossbeams are arranged on the surface of a stander platform, and an X-axis power assembly is fixedly arranged on a camera fixing plate and is used fordriving a camera to move along the X-axis direction; the Y-axis crossbeams are provided with Y-axis linkage mechanisms, and the two Y-axis linkage mechanisms are connected through the linkage shaft; aY-axis power assembly is connected with the Y-axis linkage mechanism in the first Y-axis crossbeam; two ends of the camera fixing plate are respectively fixedly connected with the two Y-axis linkagemechanisms; and the Y-axis power assembly is used for driving the camera fixing plate to move along the Y-axis direction through the Y-axis linkage mechanism. By utilizing the Y-axis linkage mechanisms during the use of the camera driving mechanism, two ends of the camera fixing plate can synchronously move along the Y-axis direction in real time, and any one end of the camera fixing plate does not lag, so that the photographing precision of a camera is guaranteed.

The invention provides a robot gripper and a robot with the same. The robot gripper comprises a claw disc, a plurality of clamping claws and a suction cup. The multiple clamping claws are arranged onthe claw disc in mutually openable and closable modes, and a grabbing space for grabbing or releasing a to-be-grabbed object is formed among the multiple clamping claws. The suction cup is arranged onthe claw disc, located among the multiple clamping claws and used for sucks the to-be-grabbed object to the claw disc when the to-be-grabbed object is grabbed by the multiple clamping claws. Therefore, in the shooting process of the robot, a basketball can be rightly held and is prevented from sliding away, and the shooting accuracy is ensured. The problem that as for a robot in the prior art, inshooting, a gripper of the robot difficultly rightly holds the basketball is solved.

The invention provides a photographing device and a flat image panoramic recording system using the same. The photographing device comprises a datum fixing plane comprising an X-axis fixing rod and a Y-axis fixing rod perpendicularly arranged, wherein the Y-axis fixing rod is arranged to be perpendicular to the X-axis fixing rod and can move along the same; a Z-axis fixing rod arranged to be perpendicular to the datum fixing plane and can move back and forth along the Y-axis fixing rod; and an image capturing device fixed on the Z-axis fixing rod, and can move back and forth along the Z-axis. A flat image to be photographed and recorded is arranged to be parallel to the datum fixing plane, and the image capturing device records the flat image per points via cooperative moving of the Y-axis fixing rod and the Z-axis fixing rod. The flat image panoramic recording system in combination with the photographing device can also process the photographed images into an integrated panoramic picture, and the point image taken by the photographing device can be independently displayed by clicking each part of the picture; the device and the system are particularly suitable for photographing painting and calligraphy artworks.

The invention relates to a light weapon transmitter fixing device which comprises a base, a non-slip mat, an upper cover, a limiting screw, a hand-screwing nut, an elastic washer, a flat washer and a slipknot bolt, and the base is a base body of the light weapon transmitter fixing device and is used for being connected with a light weapon transmitter; one side of the upper cover is connected with one side of the base through a pin; the pin is in interference fit with the base and is in clearance fit with the upper cover; the non-slip mat is pasted in the inner groove of the upper cover; the slipknot bolt is connected with the other side of the base through a pin; the flat washer, the elastic washer, the hand-screwing nut and the limiting screw are sequentially installed on the slipknot bolt.

The invention discloses an on-line monitoring device and method for a dry-type reactor against strong magnetism and all-weather, comprising a thermal imager, a collection unit, a communication unit and a shell made of magnetic conductive material. Layer structure, one end of the opening is installed with a germanium glass window for infrared rays to pass through, and one end of the opening is installed with a rear baffle of the shell for sealing it. and the rainproof edge of the shell, the shell is installed on the ground pre-embedded base through a bracket, and the shell is provided with a thermal imager, a collection unit, and a communication unit; the middle of the bracket 5 is installed with a thermal imager and a collection unit. , The communication unit provides power storage battery. The monitoring device prevents the interference of the strong magnetism generated by the dry reactor to the monitoring device. By analyzing the thermal imaging spectrum of the dry reactor, it realizes all-weather online monitoring of the dry reactor, which can effectively avoid the occurrence of dry reactor accidents and ensure the safe and reliable operation of the substation. .

The invention relates to the technical field of photographing and camera shooting, in particular to photographing equipment with a head-fixed camera moving in an arc shape along with a rotating swing arm. The photographing equipment comprises a machine frame, a gear motor is fixedly mounted on the machine frame, the rotating swing arm is fixedly connected to a rotating shaft of the gear motor, and a photographing camera is fixedly mounted on the rotating swing arm. An adjusting seat is fixedly mounted on the machine frame, a movable control rod is mounted on the adjusting seat, the machine frame comprises a portal frame structure, a left limiting stopper, a right limiting stopper and a lens positioner are fixedly mounted on the portal frame structure, an electromagnetic push rod is fixedly arranged on the rotating swing arm in a concealed rotating mode, the electromagnetic push rod is electrically connected with the movable control rod, the rear side of the face can be shot, and the integrity of the face can be shot completely.

The invention discloses a segment sleeve short back collapse automatic rifle, including a casing, a hand grip, a sight, firing mechanism components, rotating locked bolt impels counter components, etc. The invention is characterized in that the rifle also includes a segment sleeve transmission device, an air shock absorption device and a barrel disassembly and replace device. The segment sleeve transmission device consists of a sliding segment sleeve, a buffer spring and an energy regulation screw pair. The air shock absorption device consists of an air shock absorption piston, a barrel, the casing and a casing big nut. The barrel disassembly and replace device consists of the casing, the casing big nut, a barrel locating bolt and a demountable barrel. For a motion mass center of the segment sleeve transmission device completely coincides with a bore axis, the dynamic and recoil force transmission completely coincides with the bore axis. And the radial differentiation during the recoilforce transmission process is avoided and reduced to the utmost extend. The stability and the shoot precision of the barrel are guaranteed on fire. The invention has the advantages of large power bullet adaptability, high shoot precision, fast shooing speed, stable and reliable action, simple and reasonable structure, etc.

The invention discloses an unmanned aerial vehicle image sensor control device and a control method thereof. The control device comprises a shell and an unmanned aerial vehicle, wherein the shell is fixedly installed at the bottom of the unmanned aerial vehicle, a moving mechanism is fixedly installed on the inner side of the shell, and the bottom of the moving mechanism is connected to an angle adjusting mechanism. According to the unmanned aerial vehicle image sensor control device and the control method thereof, a second connecting arm and a third connecting arm are matched, so that the swing range of a camera shooting angle is increased, and the shooting dead angle of the camera shooting by the unmanned aerial vehicle is avoided; the unmanned aerial vehicle is not required to tilt forshooting, so that the safety of the unmanned aerial vehicle during working is guaranteed; compared that the horizontal direction of the unmanned aerial vehicle is adjusted according to the horizontalflight of the unmanned aerial vehicle, the mobile camera can be adjusted more accurately through the moving angle adjusting mechanism in the control device; and movable clamping blocks are arranged tofix the angle adjusting mechanism, so that the movable clamping blocks are fixed with a guide sliding sleeve, the angle adjusting mechanism is more stable during moving, and therefore the shooting precision of the camera is guaranteed.

The invention discloses a damping mechanism and an unmanned aerial vehicle using the damping mechanism. The damping mechanism is used for being installed on an unmanned aerial vehicle. the unmanned aerial vehicle comprises a body (6); the damping mechanism comprises a connecting column penetrating through the body of the machine body (3) and a first damping structure arranged at the upper end andthe lower end of the connecting column; the connecting column is connected with the machine body (6); the first damping structure is connected with a mounting structure used for bearing mounting equipment (5) so as to realize the vibration reduction of the mounting equipment. The damping mechanism comprises a first damping structure arranged at the upper end and the lower end of the connecting column, the damping effect of the mounting equipment can be effectively realized, the structure is simple, and the mounting is convenient. dismounting is convenient, and when the damping mechanism is installed on the unmanned aerial vehicle, and the influence of the vibration environment of the unmanned aerial vehicle on precise instruments such as a pan-tilt camera and a camera can be effectively reduced., and the shooting precision and the shooting effect of the shooting mechanism are guaranteed., the requirement of a user can be met, and the practicability of the damping mechanism is further improved.

The invention provides a regulating hand wheel with locking, zero alignment and a round staff gauge. The regulating hand wheel comprises a locking hand wheel, a regulating stem and a first locking plunger ring, wherein the locking hand wheel is sleeved on the lower side of a regulating body of the regulating hand wheel, and is used for rotating and regulating the position of the regulating stem; the locking hand wheel is provided with a first convex part with a first screw thread; the regulating stem is provided with a first wedge section and a second screw thread matched with the first screwthread, is used for leading the regulating stem to rotate along with the locking hand wheel, and generates radial displacement far from the locking hand wheel; the first locking plunger ring is in loose contact with the regulating hand wheel, and has a rough contact surface; and the first locking plunger ring is provided with a second wedge section matched with the first wedge section, when the regulating stem displaces upwards, the first wedge section extrudes the second wedge section, and the first locking plunger ring moves towards the regulating hand wheel and is closely contacted with the regulating hand wheel. Therefore, the aligned regulating hand wheel can be rotated and deadly locked, a sighting error in actual application due to the fact that a user changes a division center accidentally can be avoided, and the shooting precision is ensured.

The invention discloses a corrector for firing angle and firing direction correction during inclination of a gun surface. The corrector comprises a singlechip microcomputer component, an inclined angle measuring device, gun body connection retaining rings, an LCD (Liquid Crystal Display) screen, an input interface and a casing, wherein the LCD screen is arranged on the surface of the casing; the singlechip microcomputer component and the inclined angle measuring device are arranged in the casing; the singlechip microcomputer component is connected with the inclined angle measuring device, the LCD screen and the input interface through a circuit. By adopting the corrector for the firing angle and firing direction correction during inclination of the gun surface, disclosed by the invention, the problem of error correction under the condition that the gun surface of a gun is not vertical is solved, and the gun still can keep an original firing accuracy when being inclined in use under specific conditions.

The invention discloses a multi-degree-of-freedom movable base for loading an artillery. A gap between a wedge-shaped pile and a locking block is filled with a wedge block, the position of the locking block can be fixed, so that a bottom plate enters a locked state, a better position fixing effect on the artillery is achieved, the stability of the artillery during attack is effectively improved, and the shooting precision of the artillery is guaranteed; The bottom plate is controlled to move in the length direction or move in the width direction or rotate through the matched action of the multiple push-pull oil cylinders, so that the orientation of the muzzle of the artillery is adjusted, the bottom plate can keep higher stability in the action process and after the action is finished through the cooperation of the multiple push-pull oil cylinders, therefore, high adjustment precision of the orientation of the muzzle of the artillery is ensured.

A rifle gunstock switching mechanism comprises a rifle rear cartridge receiver, a gunstock, a hinged lug base, a blocking bolt, a thrusting spring, a hinged shaft and a swinging rod. The rear part ofthe rifle rear cartridge receiver is provided with a hinged lug base installation hole, the hinged lug base is located in the hinged lug base installation hole and can axially move in the hole, the blocking bolt is fixedly arranged in a hole opening, and the thrusting spring is arranged between the blocking bolt and the hinged lug base. The swinging rod is connected with the hinged lug base through the hinged shaft, the gunstock is internally provided with a swinging rod insertion hole, the swinging rod is inserted into the hole, and the gunstock can do linear movement along the swinging rod.The swinging rod is a hollow rod body, and a position adjusting and positioning structure is arranged between the gunstock and the swinging rod. The position adjusting and positioning structure comprises a special-shaped positioning pin and a guide sliding groove, the guide sliding groove is formed in the swinging rod body, the special-shaped positioning pin is composed of a cylindrical rod, a finger pressing disk and a positioning disk, the two ends of the guide sliding groove are provided with positioning disk limiting holes, the positioning disk is located on the inner side of the swingingrod body, the cylindrical rod penetrates through the guide sliding groove and a gunstock shell, the finger pressing disk is located on the outer side of the gunstock shell, and a reset spring is arranged between the finger pressing disk and the gunstock shell.

A shock absorbing mechanism and an unmanned aerial vehicle (10) using the shock absorbing mechanism. The shock absorbing mechanism is used to be installed on an unmanned aerial vehicle. The unmanned aerial vehicle includes a fuselage main body (6). The first shock absorbing structure (2), the connecting column (3) is detachably connected with the main body (6) of the fuselage, and the first shock absorbing structure (2) is connected with a mounting structure (5) for carrying mounted equipment, so as to realize Shock absorption for mounted equipment. The shock absorbing mechanism can effectively realize the shock absorbing effect on the mounted equipment through the first shock absorbing structure arranged at the upper and lower ends of the connecting column, and has a simple structure and is easy to install / disassemble. When on board, it can effectively reduce the impact of the vibration environment of the UAV on precision instruments such as gimbal cameras and video cameras, ensure the shooting accuracy and shooting effect of the shooting mechanism, and improve the practicability of the shock absorption mechanism.

The fire-fighting unmanned aerial vehicle comprises a supporting platform, a flame-retardant anti-explosion power source is arranged on the inner wall of the supporting platform, a motor power system is arranged on the outer wall of the supporting platform, and a protective cover is arranged on the outer wall of the motor power system. The bottom end of the supporting platform is provided with a fire extinguishing projectile launching holder, and the fire extinguishing projectile launching holder is designed to be a lightweight two-axis holder. The flame-retardant explosion-proof power supply can normally supply power at a high temperature of a fire scene, the stability and safety of the unmanned aerial vehicle during fire extinguishing and rescue are ensured, an operation system is used for processing a scene of real-time image transmission of the long-focus camera, the unmanned aerial vehicle holder can automatically recognize a fire source of the fire scene, accurate shooting is achieved, the holder is launched through fire extinguishing bullets, and the fire extinguishing effect is achieved. And double friction wheels are used for accelerating compression of dry powder fire extinguishing bullets, the fire extinguishing bullets can be accurately and rapidly launched, and rapid fire extinguishing is achieved.

The invention belongs to the field of aircraft processing, and particularly relates to an aerial grenade launch aircraft. With organic synthesis of a folding aircraft and a grenade launcher, the aerial grenade launch aircraft is convenient to fold and easy to disassembly and assembly, and an aerial fire support device convenient to carry and transport is provided for soldiers. By designing an effective damping buffer device, shooting precision can be well guaranteed. The aerial grenade launch aircraft is simple in structure, and by the selection of molding materials, self cost of the weapon device can be effectively reduced. The aerial grenade launch aircraft has great application value.

The invention discloses a gun sight comprising a barrel, an eyepiece and an objective. The eyepiece and the objective are disposed at two ends of the barrel. A diversion lens is further disposed in the middle of the barrel. The barrel comprises an eyepiece fixing barrel, an objective fixing barrel and a connecting barrel. The eyepiece is disposed at one end of the eyepiece fixing barrel. The diversion lens is disposed in the eyepiece fixing barrel. The objective is disposed at one end of the objective fixing barrel. The connecting barrel is connected between the eyepiece fixing barrel and the objective fixing barrel. A first axis of the eyepiece fixing barrel and a second axis of the objective fixing sleeve are parallel and spaced at a certain interval. A pair of parallel reflectors is disposed in the connecting barrel. Compared to the prior art, the gun slight has the advantages that the pair of reflectors is ingeniously utilized, the original linear barrel is modified into a Z-shaped combination of two small barrels having different axes, and accordingly the objective can be pressed close to a gun barrel without changing the position of the eyepiece, aiming precision is improved and shooting precision is guaranteed.