373results about How to "Extended range of movement" patented technology

The embodiment of the present invention discloses a fingerprint identification device and an electronic device. The fingerprint identification device is applied to an electronic device having a display screen, the fingerprint recognition device comprising an optical fingerprint sensor module, wherein the optical fingerprint sensor module is configured to be disposed under the display screen such that the fingerprint collection area is at least partially located in the display area of the display screen. The optical fingerprint sensor module comprises a plurality of sensor chips, and the sensing areas of the plurality of sensor chips respectively correspond to a plurality of sub-areas in the fingerprint collection area, wherein each sensor chip is used for detecting optical signals from above their corresponding sub-areas. The technical solution of the embodiment can improve the user experience in the fingerprint identification process and simultaneously improve the security of fingerprint recognition.

The coaxial rotor wing helicopter with controllable inclined rotor shaft has fixed rotor elevation, rotor shaft fixed before the tailboom, hinge device connecting tailboom to the fuselage and flight attitude regulator of adjustable length connecting the tailboom to the fuselage. Regulating the length of the flight attitude regulator can regulate the position of the rotor shaft extension line relatively to the helicopter gravity center, and when the rotor shaft extension line coincides with the gravity center, the helicopter is in vertical lift state. Increasing the length of the flight attitude regulator to make the gravity center in front of the rotor shaft extension line makes the helicopter fly forwards; and decreasing the length of the flight attitude regulator to make the gravity center in back of the rotor shaft extension line makes the helicopter fly backwards. The engine throttle controls the rotation speed of the rotor wing, while vertical tail wing regulates the flying direction.

The invention provides an automatically controlled wearable chair. The automatically controlled wearable chair comprises a human body support module and an amplitude variable module, and further comprises an intention sensing control module and a rotation support module. The rotation support module comprises a rotation support plate connected with a foot sole support component, a motor and a driving gear. The intention sensing control module comprises a foot sole pressure sensor installed on the contact surface of the foot sole support component and the foot sole of the human body, a thigh pressure sensor installed on the contact surface of a thigh support component and thighs of the human body, and a microprocessor for judging the human body intention according to the data of the foot sole pressure sensor and the thigh pressure sensor and controlling the amplitude variable module and the rotation support plate to operate. The automatically controlled wearable chair is capable of, through the added intention sensing control module, executing the corresponding control measures according to the intention of a user. The gravity center moving range of the human body is enlarged by the rotation support module, so the upper body activity space of the human body is increased. After the intention sensing control module and the rotation support module are combined, the adaptability between the user and the chair is improved.

The invention belongs to the field of supporting machines, and provides a display screen base with a damping effect and capable of adjusting the height and the inclination angle of a display screen. According to the specific scheme, the display screen base comprises a base body, wherein the base body comprises, from bottom to top, a seat body, a sliding plate which is installed in a groove of theseat body and can slide, a fixing plate which is fixed on the sliding plate and a support which is connected with the display screen and connected with the fixing plate; and an air bag is arranged between the bottom of the groove of the seat body and the sliding plate, the two ends of the air bag correspondingly communicate with a first hose with an electromagnetic valve and a second hose with anelectromagnetic valve, a transverse hole transversely penetrating is formed in the sliding plate, a first wedge-shaped block, a trapezoid block and a second wedge-shaped block which are sequentially connected through a pressure spring are arranged in the transverse hole, the first wedge-shaped block and the second wedge-shaped block which can slide can not extend out of the transverse hole when the pressure spring is in a free state, limiting blocks in two limiting holes in the top of the sliding plate can connect the first wedge-shaped block or the second wedge-shaped block with the fixing plate, the trapezoidal block can pass through a through hole in the bottom of the sliding plate under the extrusion of the first wedge-shaped block and the second wedge-shaped block.

The invention discloses a displacement mechanical arm for glass processing. The arm comprises a base, a rotary table is arranged at the upper end of the base, and a control box is arranged at the upper end of the rotary table; a control panel is arranged on the surface of the control box, a supporting column is arranged at the upper end of the control box, and a first lifting cylinder is arrangedin the supporting column; a lifting rod is arranged at the upper end of the first lifting cylinder, a hydraulic cylinder is arranged at one side of the supporting column, and a horizontal arm is arranged at the upper end of the supporting column; a rotation shaft is arranged between the supporting column and the horizontal arm; a retractable arm is arranged at one end of the horizontal arm, a hanging arm is arranged at the lower end of the retractable arm, and an air pressure pump is arranged at the upper end in the hanging arm; a second lifting cylinder is arranged at the lower end of the airpressure pump, a suction cup is arranged at the lower end of the hanging arm, an air pressure adjustment disc is arranged in the suction cup, and air pressure adjustment holes are formed in the surface of the air pressure adjustment disc. The displacement mechanical arm for glass processing is simple in structure, easy and convenient to operate, good in overall flexibility, large in movement range and high in applicability and grabs weights fully firmly, the weights cannot slide down, and the safety is high.

The invention discloses a linear flame welding machine. The linear flame welding machine comprises a feeding mechanism, a welding mechanism and a discharging mechanism; the feeding mechanism comprisesa feeding table, a storing table and a pushing device; the welding mechanism comprises a welding room supporting frame and welding assemblies; each welding assembly comprises a welding head set, a longitudinal adjusting assembly and a transverse adjusting assembly; and the discharging mechanism comprises a discharging table, a material conveying device and a material table. A welding method comprises the following steps of (1) feeding of welded workpieces; (2) adjustment of the height of the welding assemblies; (3) adjustment of the position of the welding head sets; (4) welding; and (5) discharging of the welded workpieces. The linear flame welding machine is ingenious and reasonable in structural design, and convenient and rapid to use and operate, achieves automatic treatment operationof workpiece feeding and discharging through the feeding mechanism and the discharging mechanism, relieves labor intensity, improves operation safety performance, can conduct welding on the workpieces at the same time through design of the multiple welding assemblies, effectively increases the welding rate, and improves the work efficiency.

The application relates to screen printing equipment for a circuit board, and the screen printing equipment comprises a rack. A conveyor device and a screen printing mechanism are arranged on the rack; the conveyor device comprises a conveyor belt, a placing plate, a locating column and a lifting device, and the conveyor belt, the placing plate, the locating column and the lifting device are arranged on the rack; the screen printing mechanism comprises a sliding seat, a silk screen, a sliding table, an ink scraping assembly, a first driving assembly and a second driving assembly, and the sliding seat is arranged on the rack; and the silk screen and the sliding table are arranged on the sliding seat, and the ink scraping assembly is arranged on the sliding table. According to the screen printing equipment, the circuit board is driven by the conveying belt to move forwards, and the lifting device is started for driving the locating column to locate the circuit board; then, the first driving assembly is started to enable the silk screen to come into contact with the circuit board, and the second driving assembly is started to print soldering paste on the silk screen onto the circuit board; Manual work is required in the soldering paste printing process of the circuit board, and the time is saved; and the problem of lower production efficiency of a screen printing machine is solved.

The present invention relates to radiotherapy apparatus and is especially one kind rotary focused gamma-ray radiotherapy apparatus. The rotary focused gamma-ray radiotherapy apparatus includes a radiator, a treating bed, a rotary rack, a rotary bearing ring, a rotating ring, a source body with radiating source and a cylindrical collimator set between rotary bearing ring and the rotating ring. The radiating source has the ray beam outlet located on the common focus in the rotating axis, and the collimator is connected through a transmission part with at least one spiral transmission mechanism and has several radiating passages with collimating unit and shielding stopper distributed corresponding to the radiating source. The present invention has expanded treating space, lowered manufacture cost and less manufacture difficulties, and may be used in the continuous effective safe radiotherapy of several disease focuses.

The invention discloses a duct piece reshipment device for a shield tunnel, comprising a walking trolley (3) arranged on a walking pathway (2), a drive mechanism used for driving the walking trolley (3) to move along the walking pathway (2), and a grabbing mechanism (4) capable of moving up and down, wherein the walking pathway (2) is arranged in a shield tunnel with a small diameter; the lower end of the grabbing mechanism (4) capable of moving up and down is connected with a duct piece (7) to be reshipped, and the upper end of the grabbing mechanism (4) is connected with the walking trolley (3). Due to rapid reshipment speed and high working efficiency, the duct piece reshipment device is particularly applicable to the shield tunnel with a small diameter.

The invention discloses a cutting device for a glass table board of an integrated cooker. The cutting device comprises a workbench, a cutting mechanism and clamping devices, a movable seat is arrangedbelow the workbench, a mounting plate is arranged between the workbench and the movable seat, a rotating motor, a driven wheel and a rotating screw rod are arranged on the mounting plate, the rotating motor drives the driven wheel to rotate through a belt wheel, the driven wheel drives the rotating screw rod to rotate, the cutting mechanism is located above the workbench, and the clamping devicescomprise supporting rods and clamping pressing plates. A cutting method comprises the following steps that (1) a to-be-cut raw material is fed; (2) positioning and clamping are carried out on the glass plate raw material; (3) the position of the cutting mechanism is adjusted; and (4) cutting machining is carried out. According to the cutting device, the overall structural design is ingenious andreasonable, omni-directional adjustment of the position of the cutting mechanism can be realized, and accurate positioning between the cutting mechanism and the to-be-cut position is ensured; and meanwhile, the clamping devices are designed so that the to-be-cut raw material can be clamped and fixed, and the application range is wide.

The invention relates to an air flotation device for conveniently collecting floating residues. The air flotation device comprises an air flotation tank, a water intake pipe, a water drain pipe, a lifting mechanism, a top plate, a filtering mechanism, an air flotation machine, a controller and a clearing mechanism, wherein the filtering mechanism comprises two filtering assemblies; each filteringassembly comprises a filtering net and two direction adjusting units; each direction adjusting unit comprises a lifting rod, a first motor, a drive wheel and a pull wire; the clearing mechanism comprises a side plate, a telescopic assembly, a clearing box and a clearing assembly; the clearing assembly comprises a spring, a press plate, a slide rod, a scraping plate and a plurality of brushes. Theair flotation device for conveniently collecting the floating residues has the advantages that the sewage can drive the impurities to float to the liquid surface by the filtering mechanism in the airflotation process; after air flotation, the floating residues are collected to the part above the filtering net, so as to separate solid and liquid; the scraping plate and the brushes are driven by the clearing mechanism to move above the filtering net, and the floating residues on the filtering net are swept off, and are collected by an operator, so as to improve the practicality of the equipment.

The invention discloses a moving control method of virtual reality. The method includes the steps of S1, setting a plurality of target coordinate points in a virtual reality environment, wherein one coordinate point is currently visually visible; S2, using an angular velocity sensor to trace the rotating angle of a human head, and controlling the vision direction in the virtual reality environment by rotating the head; S3, controlling movements according to direction cone angle obtained in the vision direction of one target coordinate point. The moving control method has the advantages that the movements are control through the vision only, a user cannot feel dizziness easily, moving range is large, moving freedom degree is extremely high, and stopping can be achieved at any time during moving so as to observe the ambient environment; other auxiliary equipment and instruments are not needed, and only existing head display equipment with a gyroscope is needed; limitation on the size of the real space where the user is located is avoided, high immersion sense is achieved, the movements are close to the human moving manner in reality, and extremely high immersion sense and reality are achieved.

A processing and transferring apparatus (1) is provided with a first turning means (15), which is provided between a base end of a movable arm (2) and a base plate (16) so as to turn the movable arm (2) with a rotating axis (14) vertical to rotating axes (5, 6, 7) of a joint of the movable arm (2) at the center; and a second turning means (20), which is provided on a base end side arm piece (11) of the movable arm (2) so as to turn the movable arm (2) with a rotating axis (19) vertical to both a rotating axis (14) of the turning means (15) and the rotating axes (5, 6, 7) of the joint at the center.

The invention discloses a clamping device of a numerical control machine tool. The clamping device is wider in moving range, capable of clamping a plurality of workpieces at a time and conducting machining in turn and higher in working efficiency. The clamping device comprises a first base, wherein the first base is in sliding fit with a first moving plate, and a first screw rod is in internal thread fit with the first moving plate and is connected with a first driving motor arranged on the first base; the first moving plate is fixedly provided with a second base which is in sliding fit with a second moving plate, and a second screw rod is in internal thread fit the second moving plate and is connected with a second driving motor arranged on the second base; the second moving plate is provided with a mounting base, and the longitudinal direction of the mounting base is parallel to a second guide rail; the mounting base is provided with a third driving motor; a rotating shaft of the third driving motor is fixedly provided with a turntable on which four fixtures are arranged; the four fixtures form a square; and the intersection point of diagonals of the square is located on the axis of the first driving motor.

The invention relates to the technical field of automatic machining equipment, in particular to a linear sliding block type rotary robot which comprises a fixed guide rail assembly, a slide rail arranged on the fixed guide rail assembly, a sliding block matched with the slide rail, and a moving part fixedly connected with the sliding block, wherein two adjacent fixed guide rail seats and slide rails on the fixed guide rail seats are all in linear butt joint; and a movable guide rail seat and a rail change driving mechanism used for driving the movable guide rail seat to laterally move are arranged at the end part of the fixed guide rail assembly. After multiple fixed guide rail seats are subjected to linear butt joint, under the control action of a driving coil, the moving part can move from one fixed guide rail seat to the other guide rail seat, so as to further widen the moving scope of the moving part, and workpiece transportation between two adjacent stations can be realized without special connecting equipment. The linear sliding block type rotary robot is used for column mounting of a production line, thus greatly reducing the occupation area and investment cost of the production line and having relatively high cost performance.

The invention relates to an auger type steel shot feeding circulator. The auger type steel shot feeding circulator comprises a box body. A shot blasting machine installation space is arranged in the box body, and a shot blasting window and a seal protecting cover are arranged on the front wall of the box body. A material feeding hopper is arranged on the top of the box body, and is connected with a shot blasting machine material inlet through a material inlet pipe. A material returning hopper is arranged on the lower portion of the seal protecting cover. The auger type steel shot feeding circulator is characterized in that: an auger is vertically arranged on an outer side of the box body; a material inlet arranged on the bottom of the auger is communicated with the material returning hopper; a material inlet arranged on the top of the auger is communicated with the material feeding hopper; the steel shot are delivered from the material returning hopper to the material feeding hopper through the auger. A metal surface treating apparatus comprises a traveling base, an operating room, a control cabinet, a hydraulic station, a dust catcher, the shot blasting machine, a movable supporting arm and a steel shot feeding circulator. The metal surface treating apparatus is characterized in that: the steel shot feeding circulator adopts the auger type steel shot feeding circulator provided by the present invention; the two-dimensional movable supporting arm is adopted. The auger type steel shot feeding circulator provided by the present invention has advantages of high structure strength, large amount of the shot blasting, low failure rate, simplified maintenance, improvement of working stability, convenient and flexible operation, and prolonged working life.

The invention discloses a projection screen and a projection system. The projection screen comprises a light transmitting layer, a diffusion layer, a Fresnel lens layer and a reflective layer that arearranged in sequence along an incident direction of light, and further comprises a prism layer between the light transmitting layer and the Fresnel lens layer. The prism layer comprises a plurality of raised ribs extending in a horizontal direction of the projection screen and is used to converge incident light in a direction perpendicular to the extending direction of the raised ribs. The prismlayer can converge the light incoming to the projection screen in a direction perpendicular to the extending direction of the raised ribs, namely, a viewing angle in a vertical direction becomes smaller, so that a viewing angle in the extending direction of the raised ribs becomes larger according to the law of conservation of energy. Therefore, as long as the raised ribs are extended in a direction in which a viewing angle needs to be enlarged, the viewing angle in the direction can be enlarged, allowing a viewer to have a larger moving range within the viewing angle and view an image in theprojection screen in the viewing angle more clearly.

A dynamic light coupler consists of input optical fibre set, collimation lens set, Daman grating phase plate, convergent lens and output optical fibre set in sequence on one light path. It is featured as setting input optical fibre set on front focal plane of collimation lens, phase plate at back focal plane, output optical fibre set on back focal plane of convergent lens; overlapping convergent lens front focal plane to back focal plane of collimation lens set.

The invention discloses a bridge erecting machine. The bridge erecting machine comprises a main girder, a large vehicle track, a rear landing leg, a front landing leg, an auxiliary landing leg and hoisting mechanisms, wherein one end of the large vehicle track is arranged on a first supporting pile; the rear landing leg is arranged at the rear part of the main girder and is arranged on the large vehicle track, and jacking horizontal movement supporting assemblies are arranged on the rear landing leg; one end of the front landing leg is arranged on a second supporting pile, the other end of the front landing leg is arranged on the main girder, and a horizontal movement mechanism is arranged on the front landing leg; a bended supporting girder is connected to the front end of the main girder, and the bended supporting girder extends to the inner side of the main girder; one end of the auxiliary landing leg is arranged on the bended supporting girder, and the other end of the auxiliary landing leg is arranged on a third supporting pile. According to the bridge erecting machine, the bended supporting girder is additionally arranged at the end of the main girder, so that the stability and the reliability are improved; the hoisting mechanism can operate to the front end of the bended supporting girder along the main girder, so that the moving range of a lifting girder piece is enlarged, and a bridge is convenient to erect.

The invention discloses an intelligent vehicle carrying plate, and aims to provide an intelligent vehicle carrying plate which is compact in structure, convenient to maintain and capable of moving horizontally and vertically, enables vehicle parking and picking to be fast and can be controlled wirelessly. The intelligent vehicle carrying plate comprises a parking plate body (1), a controller (2), a motor (3), a wireless communication module (4), a plurality of X-axis rotation shafts (5) and a plurality of Y-axis rotation shafts (6). The X-axis rotation shafts (5) and the Y-axis rotation shafts (6) are perpendicular in different planes and are in driving connection with the motor (3), the two ends of each X-axis rotation shaft (5) and the two ends of each Y-axis rotation shaft (6) are respectively provided with a travelling wheel (7), a supporting base (8) is further arranged below the parking plate body (1) and a lifting mechanism (80) is arranged between the supporting base (8) and the parking plate body (1). The intelligent vehicle carrying plate is applied to the technical field of intelligent parking lot construction.

The invention discloses a mechanical arm autonomous navigation moving system. The mechanical arm autonomous navigation moving system comprises a movable bottom plate unit, a mechanical arm unit, a scanning unit, a terminal control unit, a remote monitoring unit and a visual detection unit, wherein the movable bottom plate unit, the mechanical arm unit and the scanning unit are correspondingly connected with the terminal control unit, the mechanical arm unit and the scanning unit are installed on the movable bottom plate unit, the terminal control unit controls the mobile bottom plate unit to run to a designated working position, moreover, an obstacle is detected through the scanning unit in the operation process of the mobile bottom plate unit, the terminal control unit controls the movable bottom plate unit to effectively avoid the obstacle after analyzing the obstacle information, the remote monitoring unit and the terminal control unit are in wireless connection, the remote monitoring unit and the terminal control unit can communicate with each other, the remote monitoring unit can send an instruction to the terminal control unit, the visual detection unit is used for detectingthe real-time working condition information of the mechanical arm unit and transmitting the working condition information to the remote monitoring unit in real time, and finally the terminal control unit controls the mechanical arm unit to carry out effective operation.