66results about How to "Large range of movement" patented technology

A horizontal articulated robot includes a base, a first arm provided rotatably around a first rotation axis on the base, a second arm provided rotatably around a second rotation axis on the first arm, the second rotation axis being parallel to the first rotation axis, and a main shaft provided in the second arm to be extended in a direction parallel to the second rotation axis. A distance between the second rotation axis and the main shaft is shorter than a length of a straight line connecting the first and the second rotation axes. Additionally, the first arm has a recessed portion formed so as to include a position on a rotation path where a rotation radius around the second rotation axis is equivalent to the distance between the second rotation axis and the main shaft.

An exhaust system includes an exhaust tube for conveying a heated exhaust flow from an engine. A valve is mounted at least partially within the exhaust tube for noise attenuation. The valve includes a bias member mounted outside of the engine exhaust tube within a heat transfer environment to maintain the bias member at a low temperature. The bias member biases the valve against the heat exhaust flow toward a predetermined position. The valve is mounted within a section of the tube having a smaller cross-sectional area and pivots into a larger cross-sectional area section of the exhaust tube to avoid interference with tube walls and provide a relatively large range of movement.

It is a subject to provide a chair capable of realizing a condition in which movements of a seating person are preferably followed and a condition in which a back of the seating person can be preferably supported. For this purpose, a chair C comprising a lower frame portion that is supported to be rockable between a standing position and a rearward tilting position of a back frame with respect to the base and an upper frame portion that is supported to be rockable between a normal position and a rear end position, wherein the chair is further comprised with a movement range setting mechanism with which a movement range through the rocking movement of the upper frame portion with respect to the lower frame portion is made changeable in accordance with the position of the lower frame portion with respect to the base during the rocking movement.

The invention provides an active frequency selective surface structure based on a varactor diode, comprising a dielectric plate, and a top metal layer and a bottom metal layer respectively arranged onthe upper surface and the lower surface of the dielectric plate; the dielectric plate is provided with a metal through hole penetrating the dielectric plate and communicating with the top metal layerand the bottom metal layer; the bottom metal layer comprises a first metal sheet vertically centrally arranged, and two second metal sheets symmetrically arranged along the first metal sheet, and thesecond metal sheets are horizontally centrally distributed; the top metal layer comprises a center metal sheet and four metal sheets arranged around the center metal sheet and distributed symmetrically in the center. A metal gap is for between two adjacent metal sheets, and a varactor diode is load between that metal gaps. The structure is based on the load of a varactor diode, simple in structure, simple in feeding mode, adjustable in resonant frequency and wide in moving range, and keeps the insensitivity of resonant frequency to polarization, so the structure is suitable for complex electromagnetic environment.

The invention discloses a carrying system. The carrying system comprises a controller and a lifter controlled by the controller. The lifter comprises an upper rail, an upper moving device, an upper rail motor, a traction motor, a carrying device, a lower rail, a lower moving device, a lower rail motor, a stabilizing rope, a locking mechanism, a sliding plate, sliding plate supporting legs, a sliding channel and sliding channel supporting legs. By the adoption of the design, the operation requirements for an oversized coverage area, maneuverability, high supporting stiffness, high safety and high stability (a hanging basket cannot vacillate to the left and right) in the carrying process can be met, and carrying efficiency of wall operations can be improved obviously. On this basis, the invention further provides a using method of the carrying system.

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.

Herein disclosed is a robot arm mechanism comprising a first handling member 116 for supporting and handling a first object; a second handling member 117 for supporting and handling a second object; a first robot arm 110a including a first arm link 131 and a second arm link 142, the first end portion of the second arm link 142 being pivotably connected to the second end portion of the first arm link 131, and the second end portion of the second arm link 142 being connected to the first handling member 116 to allow the first handling member 116 to support the first object in a stable condition; a second robot arm 110b including a first arm link 132 and a second arm link 152, the first end portion of the second arm link 152 being pivotably connected to the second end portion of the first arm link 132, the second arm link 152 being inclined with respect to the second arm link 142 of the first robot arm 110a at a preset angle defined between the central line of the second arm link 152 of the second robot arm 110b and the central line of the second arm link 142 of the first robot arm 110a, and the second end portion of the second arm link 152 being connected to the second handling member 117 to allow the second handling member 117 to support the second object in a stable condition; a robot arm moving mechanism for allowing one of the first arm links 131 and 132 of the first and second robot arms 110a and 110b to be angularly moved with respect to the other of the first arm links 131 and 132 of the first and second robot arms 110a to 110b; and an angle keeping mechanism for keeping substantially fixed the preset angle defined between the central line of the second arm link 152 of the second robot arm 110b and the central line of the second arm link 142 of the first robot arm 110a as one of the first arm links 131 and 132 of the first and second robot arms 110a and 110b is angularly moved with respect to the other of the first arm links 131 and 132 of the first and second robot arms 110a and 110b.

The invention relates to an anti-blocking highway information board with a protection function. The anti-blocking highway information board with the protection function comprises an upper horizontal board, a lower horizontal board, a display board, an antenna, a cleaning box, a protection mechanism and two pillars. The cleaning box is internally provided with a cleaning mechanism, the cleaning mechanism comprises a lifting assembly, a lifting plate, a translating assembly, a translating plate, a cleaning assembly and two connecting rods. The protection mechanism includes a hinged assembly, a first blocking plate, an extension assembly and two driving assemblies. Each driving assembly includes a first motor, a bearing, a first driving shaft, a moving block and a supporting rod. The anti-blocking highway information board with the protection function removes debris adsorbed on the surface of the display board through the cleaning mechanism, and blocking of the information board by the debris is prevented so that people can observe conveniently; and moreover, in hail weather, the upper part of the display board is shielded by the first blocking plate and the second blocking plate through the protection mechanism, the display board from being damaged by the hail is prevented to ensure safe operation of the equipment, and the practicability of the equipment is improved.

The invention discloses automatic cell culture equipment which comprises a supporting frame, a mechanical arm moving in a three-dimensional space, functional components, an air filtering device and an electric control system. The mechanical arm is arranged in the supporting frame. The electric control system comprises a master controller with a power source, and the master controller is electrically connected with the mechanical arm. An operation component is arranged on the mechanical arm. A feeding hole is formed in one side of the supporting frame. A first supporting part is arranged on the supporting frame, and the functional assembly is arranged on the first supporting part. A first executing end, a second executing end and a third executing end are arranged on a connecting part of the mechanical arm, a liquid transferring device is arranged at the first executing end, and a bottle clamping device is arranged at the third executing end. The functional components comprise a centrifugal machine, a swinging device for a culture bottle, a microscopic observation device, a refrigeration device and a weighing device. The device is provided with the mechanical arm to control the operation assembly and performs cell culture process operation through cooperation of all the functional components, the automation degree is higher, and the cell culture quality and culture efficiency are improved.

A small optical pickup of wide spherical aberration correction range includes a rising mirror for perpendicularly deflecting a light beam and guiding the light beam to an objective lens; a spherical aberration correction lens having one surface formed to a larger curvature than the other surface; a lens holder for holding the correction lens so that the surface of large curvature projects towards the rising mirror side; an axially extending guide member; and a slidable part slidable along the guide member. The projecting portion of the slidable part is configured to be fitted within the side surface of the reflecting surface of the rising mirror, and the projecting portion from the lens holder of the spherical aberration correction lens overlaps the reflecting surface of the rising mirror when the spherical aberration correction lens approaches the rising mirror the most.

A height measuring platform comprises a bottom plate and a guide column arranged on the bottom plate. A moving block capable of moving up and down is sleeved on the guide column, a measurer is arranged on the moving block, a power device for driving the moving block to move up and down is further arranged on the guide column, the bottom plate is made of marble, a measurement reference is guaranteed by using the bottom plate made of the marble with high flatness, the measurer is connected with the moving block by a fixing plate, and an adjuster for controlling running of the power device is further arranged on the bottom plate and is electrically connected with the power device. The height measuring platform is simple in structure and convenient to use, and can quickly measure the height of a regular or irregular object or local height difference of the regular or irregular object.

The invention discloses an omnibearing monitoring infrared monitor and mainly relates to communication equipment. The omnibearing monitoring infrared monitor comprises a camera, a universal rotary joint, a telescopic rod, a base, a longitudinal track and a transverse track. The camera and the telescopic rod are connected through the universal rotary joint. The other end of the telescopic rod is fixed to the base. Idler wheels are arranged on the base and are slidably connected to the longitudinal track. The longitudinal track is slidably connected to the transverse track and can move along thetransverse track. Through the structure design, the rotating range and the moving range of the camera can be larger. Accordingly, the omnibearing monitoring infrared monitor can conduct a wider rangeof monitoring.

The invention relates to an intelligent chemical gas-phase reaction sedimentation device for preparing graphene. The device comprises a furnace body. A reaction mechanism is arranged in the furnace body and comprises plane moving mechanism, a horizontal moving block, a telescopic mechanism, a rotating mechanism, a moving plate, a substrate and two clamping mechanisms. The plane moving mechanism comprises a first motor, a first connection rod, a second connection rod, a sliding plate and a lifting assembly. Each clamping mechanism comprises a connection assembly, a first gear, a spring and a clamping block. The rotating mechanism comprises a second motor and two rotating assemblies. Each rotating assembly comprises a second driving shaft, a second gear and a rack. According to the intelligent chemical gas-phase reaction sedimentation device for preparing graphene, the plane moving mechanism drives the substrate to do plane movement, reaction gas is reacted at each position of the substrate, it is ensured that graphene sedimentation is uniform, furthermore, the substrate is driven by the rotating assemblies to rotate by 180 degrees, accordingly, graphene can be evenly deposited on the two faces of the substrate, and the graphene yield is improved.

The invention relates to a movable hanging basket device for a tied-arch bridge concrete tie bar, and belongs to the field of bridge construction equipment. The device comprises a working platform, awalking support and a plurality of rollers. The walking support comprises a first vertical rod, a second vertical rod, a first transverse rod and a second transverse rod. The first vertical rod is arranged on one side surface of the tie bar; one end of the first vertical rod is fixedly connected with the working platform, the first transverse rod and the second transverse rod are both located on the side surface, close to a hanging bar, of the tie bar, one end of the first transverse rod is fixedly connected with one end of the first vertical rod, the other end of the first transverse rod is hinged to the second transverse rod, and a hinged point of the first transverse rod and the second transverse rod is positioned on one side of the hanging bar; and the other end of the second transverse rod is connected with the second vertical rod, and the second vertical rod is arranged on one side surface of the tie bar. The hanging basket device has the effects that the hanging basket device can be moved conveniently, through the hanging bar, the moving range of the hanging basket device is wider, and construction is more convenient.

The invention discloses an outer packaging device for powder medicine bags. The device comprises a feeding device, a sequencing device, a 90-degree turning device, a stacking device and a grabbing device. A discharge port of the feeding device is provided with the sequencing device. A discharge outlet of the sequencing device is docked to the inlet of the 90-degree turning device. A outlet of the90-degree turning device is docked to the stacking device. The grabbing device is installed next to the stacking device and can grab stacked powder bags and move the stacked powder bags to a packagingstation. The device has high efficiency for outer packaging of the powder medicine bags, saves time and effort, does not require manual participation, and improves the safety and reliability of medicines.

The invention discloses an air target recognition method based on an improved decision tree, and the method comprises the steps of constructing a target navigation track data set which is divided intoa training set and a test set; performing feature extraction, refinement and discretization processing on the training set and the test set; constructing a target classification decision-making treeby adopting a C4.5 decision-making tree algorithm based on the processed training set; inputting the processed test set into a target classification decision tree, performing hierarchical judgment along the root node according to the target classification decision tree until the target type of the leaf node is used as a target identification result of the position point, and adding 1 to the support degree of the type used as the identification result; traversing all position points of the target navigation track in the processed test set, counting recognition results, and taking the recognition result with the highest support degree as a final target recognition result of the target navigation track. The invention further discloses an aerial target recognition system based on the improveddecision tree. According to the invention, the behavior mode in the target historical movement track can be effectively mined.

The invention provides an optical system, and belongs to the technical field of optical imaging and displaying. The optical system comprises a display system, a first optical lens, a second optical lens, a third optical lens and a four optical lens, light transmitted by the display system is incident light, the first optical lens is arranged on a light path of the incident light, light transmittedfrom the first optical lens is first transmission light, the second optical lens is arranged on a light path of the first transmission light, the first transmission light is treated by the second optical lens to generate first reflected light, the third optical lens is arranged on a light path of the first reflected light, the first reflected light is treated by the third optical lens, part of first reflected light reflects to generate second reflected light, the rest reflected light transmits to form second transmission light, the second reflected light enters the second optical lens and istransmitted out from the second optical lens, and the four optical lens is arranged on a light pat of the second transmission light. The optical system is simple in structure, light in weight and goodin imaging quality, light leakage is omitted, and information leakage is avoided.

The invention discloses a mechanical arm for stem cell culture. The mechanical arm comprises an X-axis linear module and a Y-axis linear module arranged on the X-axis linear module; a first Z-axis linear module, a second Z-axis linear module, a third Z-axis linear module and a fourth Z-axis linear module are arranged on the Y-axis linear module; wherein the first Z-axis linear module is provided with a pipetting device, the second Z-axis linear module is provided with a bottle cap screwing mechanism, and the third Z-axis linear module is provided with a culture bottle clamping device; the pipetting device, the bottle cap screwing mechanism and the culture bottle clamping device can move in a three-dimensional space, so that relevant experiment operation can be conveniently carried out on culture bottles or reagent tubes in a space range covered by the motion trails of the X-axis linear module and the Y-axis linear module. The device is simple in structure and easy to operate, and meets the requirements of cell refinement and automatic culture.

The invention relates to the technical field of decoration materials, and particularly relates to an efficient polishing system for the surface of a wall decoration material. The efficient polishing system comprises a base; steering wheels capable of rotating by 360 degrees are rotationally connected to the four corners of the bottom side of the base correspondingly; guiding devices are fixedly connected to the four edges of the top side of the base correspondingly; a drawing plate is arranged on the base; a high-pressure air cylinder is arranged in the center position defined by the four guiding devices and fixed to the base; the free end of the high-pressure air cylinder is fixedly connected with a mounting seat; the four guiding devices penetrate through the mounting seat; hydraulic telescopic rods are fixedly connected to the four sides of the top end of the mounting seat correspondingly; the top ends of the four hydraulic telescopic rods are fixedly connected with the same mounting frame; and the mounting frame is in a U shape. According to the efficient polishing system, a polishing device is provided with double lifting devices, and thus the moving range of the polishing device in the up-down space is wider; and the polishing end of the polishing device can rotate by 360 degrees along the mounting frame, thus the polishing end can polish the side wall face, the top wall face and the ground, and manpower and material resources are saved advantageously.

The invention discloses a manipulator, comprising a rectangular base and a cushioning device arranged above the rectangular base. The manipulator further comprises a support device arranged on one side of the cushioning device and a grasping device arranged on one end of the support device. A battery is arranged in the rectangular base, the battery is fixedly connected with the rectangular base, acontroller is arranged on the side surface of the rectangular base, the controller is fixedly connected with the rectangular base, infrared sensors are arranged at four corners of the rectangular base, and the infrared sensors are fixedly connected with the rectangular base. The manipulator has the advantages of simple structure and high practicability.

The invention discloses a sucker-type LED lamp that can be fixed on glass, comprising a base, a rotating block, a first fixing rod and a second fixing rod, a protrusion is fixed on the left side above the base, and a groove is installed on the right side of the base , the bottom of the base is provided with a rubber suction cup, and a chute is installed above the middle of the base, a fixed shaft is connected in the middle of the rotating block, a handle is connected above the rotating block, and a fixed block is arranged below the handle, the first The lower part of the fixed rod is connected with the base through a slider, and the upper part of the first fixed rod is connected with the second fixed rod through a fixed shaft. A placement slot is arranged inside the first fixed rod, and an LED is installed above the second fixed rod. lamp. The suction-cup LED lamp that can be fixed on the glass can be well adsorbed and connected to the glass, and is convenient for adsorption and disassembly. At the same time, it can also well control the lighting range of the LED lamp and facilitate the storage of the LED lamp. Make the life of the whole LED lamp longer.

The invention relates to the technical field of mechanical automation, in particular to a four-shaft multifunctional robot. The four-shaft multifunctional robot comprises a base, a horizontal rotatingshaft, a vertical rotating shaft, a horizontal moving shaft and a vertical moving shaft. A sleeve is arranged at the upper end of the base, the horizontal rotating shaft is arranged in the sleeve, amotor is arranged at the bottom of the horizontal rotating shaft, a vertical rod is arranged at the upper end of the horizontal rotating shaft, and vertical guide rails are arranged on two sides of the vertical rod. The vertical moving shaft is arranged on the vertical guide rails, the horizontal moving shaft is arranged at the front end of the vertical moving shaft, a horizontal rod is arranged in the horizontal moving shaft, and horizontal guide rails are arranged on two sides of the horizontal rod. A vertical limiting block is arranged at the top end of the vertical rod, a horizontal limiting block is arranged at the left end of the horizontal rod, the vertical rotating shaft is arranged at the right end of the horizontal rod, and a moving device is arranged at the bottom of the base. The four-shaft multifunctional robot is low in cost, wide in moving range and working range, and good in using effect.

The invention discloses a feeding mechanism of plates. The feeding mechanism comprises a roller group, a suction cup, a pair of clamp forceps and a moving mechanism. The roller group comprises a plurality of rollers arranged in parallel in a same horizontal plane, limiting strips are arranged on both sides of the upper part of the rollers, and the length direction of the limiting strips is perpendicular to the own axis direction of the rollers. The suction cup is in adsorption contact with the upper surface of the corresponding plate. The pair of clamp forceps is arranged horizontally, the clamp forceps have a translational degree of freedom close to or away from each other, and the connection line direction between the pair of clamp forceps is parallel to the own axis direction of the rollers. The moving mechanism includes a lifting plate with a vertical lifting degree of freedom, the suction cup and the clamp forceps are assembled with the lifting plate, the suction cup is located atthe bottom of the lifting plate, and the suction cup is disposed between the clamp forceps and the roller group. By adopting the combination of the suction cup and the clamp forceps of the feeding mechanism, the position alignment of the plates and the control over feeding, stop of feeding and the like can be realized, the operation is simple and reliable, and feeding of the plates with long sizes is adapted.